newlib-cygwin/winsup/cygwin/fhandler_tape.cc

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2000-02-18 03:38:33 +08:00
/* fhandler_tape.cc. See fhandler.h for a description of the fhandler
classes.
Copyright 1999, 2000, 2001, 2002, 2003, 2004 Red Hat, Inc.
2000-02-18 03:38:33 +08:00
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "winsup.h"
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#include <sys/termios.h>
#include <unistd.h>
#include <stdlib.h>
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#include <sys/mtio.h>
#include <ddk/ntddstor.h>
#include "cygerrno.h"
2001-03-05 14:28:25 +08:00
#include "perprocess.h"
#include "security.h"
Add "path.h" include throughout, where needed. Use new path_conv methods and operators to simplify testing for directory and attributes, throughout. * path.h (path_conv::exists): New method. (path_conv::has_attribute): Ditto. (path_conv::isdir): Ditto. (path_conv::DWORD &): New operator. (path_conv::int &): Ditto. * dir.cc (rmdir): Eliminate a goto. * dtable.cc (dtable::build_fhandler): Accept opt and suffix info for path_conv.check. Return fh == NULL on path_conv error. Pass unit to set_name as appropriate. (dtable::reset_unix_path_name): New method. * dtable.h (dtable): Declare new method. Reflect arg changes to build_fhandler. * fhandler.cc (fhandler_disk_dummy_name): Eliminate. (fhandler_base::set_name): Expect paths to be NULL. Build unix_path_name from win32_path_name when it is a device. (fhandler_base::reset_unix_path_name): New method. (fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or ERROR_INVALID_PARAMETER and reading a directory. (fhandler_disk_file::fstat): Don't call stat_dev since we should now never be calling fhandler_disk_file methods with devices. (fhandler_base::fhandler_base): Clear {unix,win32}_path_name. (fhandler_base::~fhandler_base): Always free {unix,win32}_path_name. (fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge. (fhandler_disk_file::open): Ditto. * fhandler.h (fhandler_base::no_free_names): Eliminate. (fhandler_base::set_no_free_names): Ditto. * fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set unix_path_name here. * path.cc (fchdir): Lock fd table throughout. Use new dtable::reset_unix_path_name method to reset path. * syscalls.cc (stat_worker): Reorganize to always call fstat method. Pass path_conv method to fhandler_*::open. (chroot): Elminate a goto.
2001-10-01 12:10:07 +08:00
#include "path.h"
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
#include "fhandler.h"
#include "dtable.h"
#include "cygheap.h"
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* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
/* Media changes and bus resets are sometimes reported and the function
hasn't been executed. We repeat all functions which return with one
of these error codes. */
/* FIXME: Note that this is wrong! The correct behaviour after getting
an ERROR_BUS_RESET is to raise a flag and then to block any access,
except for MTREW, MTOFFL, MT_RETEN, MTERASE, MTSEEK and MTEOM, and
to set errno to EIO in all other cases. */
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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#define TAPE_FUNC(func) do { \
lasterr = (func); \
} while (lasterr == ERROR_MEDIA_CHANGED \
|| lasterr == ERROR_BUS_RESET)
/* Convert LARGE_INTEGER into long long */
#define get_ll(pl) (((long long) (pl).HighPart << 32) | (pl).LowPart)
#define IS_EOM(err) ((err) == ERROR_END_OF_MEDIA \
|| (err) == ERROR_EOM_OVERFLOW \
|| (err) == ERROR_NO_DATA_DETECTED)
#define IS_EOF(err) ((err) == ERROR_FILEMARK_DETECTED \
|| (err) == ERROR_SETMARK_DETECTED)
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/**********************************************************************/
/* fhandler_dev_tape */
void
fhandler_dev_tape::clear (void)
{
lasterr = 0;
fhandler_dev_raw::clear ();
}
int
fhandler_dev_tape::is_eom (int win_error)
{
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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int ret = IS_EOM (win_error);
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if (ret)
debug_printf ("end of medium");
return ret;
}
int
fhandler_dev_tape::is_eof (int win_error)
{
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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int ret = IS_EOF (win_error);
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if (ret)
debug_printf ("end of file");
return ret;
}
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
BOOL
fhandler_dev_tape::write_file (const void *buf, DWORD to_write,
DWORD *written, int *err)
{
BOOL ret;
do
{
*err = 0;
if (!(ret = WriteFile (get_handle (), buf, to_write, written, 0)))
*err = GetLastError ();
}
while (*err == ERROR_MEDIA_CHANGED || *err == ERROR_BUS_RESET);
syscall_printf ("%d (err %d) = WriteFile (%d, %d, write %d, written %d, 0)",
ret, *err, get_handle (), buf, to_write, *written);
return ret;
}
BOOL
fhandler_dev_tape::read_file (void *buf, DWORD to_read, DWORD *read, int *err)
{
BOOL ret;
do
{
*err = 0;
if (!(ret = ReadFile (get_handle (), buf, to_read, read, 0)))
*err = GetLastError ();
}
while (*err == ERROR_MEDIA_CHANGED || *err == ERROR_BUS_RESET);
syscall_printf ("%d (err %d) = ReadFile (%d, %d, to_read %d, read %d, 0)",
ret, *err, get_handle (), buf, to_read, *read);
return ret;
}
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_dev_tape::fhandler_dev_tape ()
: fhandler_dev_raw ()
2000-02-18 03:38:33 +08:00
{
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
debug_printf ("unit: %d", dev ().minor);
2000-02-18 03:38:33 +08:00
}
int
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_dev_tape::open (int flags, mode_t)
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{
int ret;
devbufsiz = 1L;
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
ret = fhandler_dev_raw::open (flags);
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if (ret)
{
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
DWORD varlen;
struct mtget get;
unsigned long block;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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TAPE_FUNC (GetTapeParameters (get_handle (), GET_TAPE_DRIVE_INFORMATION,
(varlen = sizeof dp, &varlen), &dp));
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if (!tape_status (&get))
{
long blksize = (get.mt_dsreg & MT_ST_BLKSIZE_MASK)
>> MT_ST_BLKSIZE_SHIFT;
/* Tape drive supports and is set to variable block size. */
if (blksize == 0)
devbufsiz = get.mt_maxblksize;
else
devbufsiz = blksize;
varblkop = blksize == 0;
}
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if (devbufsiz > 1L)
devbuf = new char [devbufsiz];
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/* The following rewind in position 0 solves a problem which appears
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* in case of multi volume archives: The last ReadFile on first medium
* returns ERROR_NO_DATA_DETECTED. After media change, all subsequent
* ReadFile calls return ERROR_NO_DATA_DETECTED, too.
* The call to tape_set_pos seems to reset some internal flags. */
if (!tape_get_pos (&block) && !block)
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{
debug_printf ("rewinding");
tape_set_pos (TAPE_REWIND, 0);
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}
if (flags & O_APPEND)
{
/* In append mode, seek to beginning of next filemark */
tape_set_pos (TAPE_SPACE_FILEMARKS, 1, true);
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}
}
return ret;
}
int
fhandler_dev_tape::close (void)
{
struct mtop op;
int ret = 0;
if (is_writing)
{
ret = writebuf ();
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (has_written && !eom_detected)
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{
/* if last operation was writing, write a filemark */
debug_printf ("writing filemark");
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op.mt_op = MTWEOF;
op.mt_count = 1;
ioctl (MTIOCTOP, &op);
}
}
// To protected reads on signaling (e.g. Ctrl-C)
eof_detected = 1;
if (is_rewind_device ())
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{
debug_printf ("rewinding");
tape_set_pos (TAPE_REWIND, 0);
2000-02-18 03:38:33 +08:00
}
if (ret)
{
fhandler_dev_raw::close ();
return ret;
}
return fhandler_dev_raw::close ();
}
int
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
fhandler_dev_tape::fstat (struct __stat64 *buf)
2000-02-18 03:38:33 +08:00
{
int ret;
* devices.cc: New file. * devices.gperf: New file. * devices.shilka: New file. * cygwin-gperf: New file. * cygwin-shilka: New file. * fhandler_fifo.cc: New file. * fhandler_nodevice.cc : New file. Reorganize headers so that path.h precedes fhandler.h throughout. Remove device argument and unit arguments from fhandler constructors throughout. Remove pc arguments to fhandler functions and use internal pc element instead, throughout. Use dev element in pc throughout. Use major/minor elements rather than units and device numbers previously in fhandler class. Use correct methods for fhandler file names rather than directly accessing file name variables, throughout. * Makefile.in (DLL_OFILES): Add devices.o, fhandler_fifo.o * dcrt0.cc (dll_crt0_1): Call device::init. * devices.h: Renumber devices based on more Linux-like major/minor numbers. Add more devices. Declare standard device storage. (device): Declare struct. * dir.cc (opendir): Use new 'build_fh_name' to construct a fhandler_* type. * dtable.cc (dtable::get_debugger_info): Ditto. (cygwin_attach_handle_to_fd): Ditto. (dtable::release): Remove special FH_SOCKET case in favor of generic "need_fixup_before" test. (dtable::init_std_file_from_handle): Use either build_fh_dev or build_fh_name to build standard fhandler. (dtable::build_fh_name): Renamed from dtable::build_fhandler_from_name. Move out of dtable class. Don't accept a path_conv argument. Just build it here and pass it to: (build_fh_pc): Renamed from dtable::build_fhandler. Move out of dtable class. Use intrinsic device type in path_conv to create new fhandler. (build_fh_dev): Renamed from dtable::build_fhandler. Move out of dtable class. Simplify arguments to just take new 'device' type and a name. Just return pointer to fhandler rather than trying to insert into dtable. (dtable::dup_worker): Accommodate above build_fh name changes. (dtable::find_fifo): New (currently broken) function. (handle_to_fn): Use strechr for efficiency. * dtable.h: Reflect above build_fh name changes and argument differences. (fhandler_base *&operator []): Return self rather than copy of self. * fhandler.cc (fhandler_base::operator =): Use pc element to set normalized path. (fhandler_base::set_name): Ditto. (fhandler_base::raw_read): Use method to access name. (fhandler_base::write): Correctly use get_output_handle rather than get_handle. (handler_base::device_access_denied): New function. (fhandler_base::open): Eliminate pc argument and use pc element of fhandler_base throughout. (fhandler_base::fstat): Detect if device is based in filesystem and use fstat_fs to calculate stat, if so. (fhandler_base::fhandler_base): Eliminate handling of file names and, instead, just free appropriate component from pc. (fhandler_base::opendir): Remove path_conv parameter. * fhandler.h: Remove all device flags. (fhandler_base::pc): New element. (fhandler_base::set_name): Change argument to path_conv. (fhandler_base::error): New function. (fhandler_base::exists): New function. (fhandler_base::pc_binmode): New function. (fhandler_base::dev): New function. (fhandler_base::open_fs): New function. (fhandler_base::fstat_fs): New function. (fhandler_base::fstat_by_name): New function. (fhandler_base::fstat_by_handle): New function. (fhandler_base::isfifo): New function. (fhandler_base::is_slow): New function. (fhandler_base::is_auto_device): New function. (fhandler_base::is_fs_special): New function. (fhandler_base::device_access_denied): New function. (fhandler_base::operator DWORD&): New operator. (fhandler_base::get_name): Return normalized path from pc. (fhandler_base::get_win32_name): Return windows path from pc. (fhandler_base::isdevice): Renamed from is_device. (fhandler_base::get_native_name): Return device format. (fhandler_fifo): New class. (fhandler_nodevice): New class. (select_stuff::device_specific): Remove array. (select_stuff::device_specific_pipe): New class element. (select_stuff::device_specific_socket): New class element. (select_stuff::device_specific_serial): New class element. (select_stuff::select_stuff): Initialize new elements. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Move to base class from fhandler_disk_file. (fhandler_base::fstat_by_name): Ditto. (fhandler_base::fstat_by_name): Ditto. (fhandler_disk_file::open): Move most functionality into fhandler_base::open_fs. (fhandler_base::open_fs): New function. (fhandler_disk_file::close): Move most functionality into fhandler_base::close_fs. (fhandler_base::close_fs): New function. * fhandler_mem.cc (fhandler_dev_mem::open): Use device name in debugging output. * fhandler_socket.cc (fhandler_socket::set_connect_secret): Copy standard urandom device into appropriate place. (fhandler_socket::accept): Reflect change in fdsock return value. * fhandler_tty.cc: See "throughouts" above. * net.cc: Accommodate fdsock change throughout. (fdsock): Return success or failure, accept fd argument and device argument. * path.cc (symlink_info::major): New element. (symlink_info::minor): New element. (symlink_info::parse_device): Declare new function. (fs_info::update): Accommodate changes in path_conv class. (path_conv::fillin): Ditto. (path_conv::return_and_clear_normalized_path): Eliminate. (path_conv::set_normalized_path): New function. (path_conv::path_conv): Set info in dev element. Use path_conv methods Check for FH_FS rather than FH_BAD to indicate when to fill in filesystem stuff. where appropriate rather than direct access. Use set_normalized_path to set normalized path. (windows_device_names): Eliminate. (get_dev): Ditto. (get_raw_device_number): Ditto. (get_device_number): Ditto. (win32_device_name): Call new device name parser to do most of the heavy lifting. (mount_info::conv_to_win32_path): Fill in dev field as appropriate. (symlink_worker): Handle new device files. (symlink_info::check): Ditto. (symlink_info::parse_device): Define new function. * path.h (executable_states): Move here from fhandler.h. (fs_info): Rename variables to *_storage and create methods for accessing same. (path_conv): Add dev element, remove devn and unit and adjust inline methods to accommodate. (set_normalized_path): Declare new function. * pinfo.cc (_pinfo::commune_recv): Add broken support for handling fifos. (_pinfo::commune_send): Ditto. * pipe.cc (fhandler_pipe::close): check for existence of handle before closing it. (handler_pipe::create): Rename from make_pipe. Change arguments to accept fhandler_pipe array. Accommodate fifos. (pipe): Rework to deal with fhandler_pipe::create changes. (_pipe): Ditto. * select.cc: Use individual device_specific types throughout rather than indexing with obsolete device number. (set_bits): Use is_socket call rather than checking device number. * shared_info.h (CURR_MOUNT_MAGIC): Update. (conv_to_win32_path): Reflect addition of device argument. * syscalls.cc (mknod_worker): New function. (open): Use build_fh_name to build fhandler. (chown_worker): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (chmod_device): New function. (chmod): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. Use chmod_device to set mode of in-filesystem devices. (stat_worker): Eliminate path_conv argument. Call build_fh_name to construct fhandler. Use fh->error() rather than pc->error to detect errors in fhandler construction. (access_worker): New function pulled from access. Accommodate in-filesystem devices. (access): Use access_worker. (fpathconf): Detect if this is an 'auto' device rather than an on-filesystem device and handle appropriately. (mknod_worker): New function. (mknod32): New function. (chroot): Free normalized path -- assuming it was actually cmalloced. * tty.cc (create_tty_master): Tweak for new device class. (tty::common_init): Ditto. * winsup.h (stat_worker): Remove. (symlink_worker): Declare. * exceptions.cc (set_process_mask): Just call sig_dispatch_pending and don't worry about pending_signals since sig_dispatch_pending should always do the right thing now. (sig_handle): Reorganize SIGCONT handling to more closely conform to SUSv3. * pinfo.h: Move __SIG enum to sigproc.h. (PICOM_FIFO): New enum element. (_pinfo): Remove 'thread2signal' stuff throughout class. (_pinfo::commune_send): Make varargs. (_pinfo::sigtodo): Eliminate. (_pinfo::thread2signal): Ditto. * signal.cc (kill_worker): Eliminate call to setthread2signal. * sigproc.cc (local_sigtodo): Eliminate. (getlocal_sigtodo): Ditto. (sigelem): New class. (pending_signals): New class. (sigqueue): New variable, start of sigqueue linked list. (sigcatch_nonmain): Eliminate. (sigcatch_main): Eliminate. (sigcatch_nosync): Eliminate. (sigcomplete_nonmain): Eliminate. (pending_signals): Eliminate. (sig_clear): Call signal thread to clear pending signals, unless already in signal thread. (sigpending): Call signal thread to get pending signals. (sig_dispatch_pending): Eliminate use of pending_signals and just check sigqueue. (sigproc_terminate): Eliminate all of the obsolete semaphore stuff. Close signal pipe handle. (sig_send): Eliminate all of the obsolete semaphore stuff and use pipe to send signals. (getevent): Eliminate. (pending_signals::add): New function. (pending_signals::del): New function. (pending_signals::next): New function. (wait_sig): Eliminate all of the obsolete semaphore stuff. Use pipe to communicate and maintain a linked list of signals. * sigproc.h: Move __SIG defines here. Add __SIGPENDING. (sig_dispatch_pending): Remove "C" specifier. (sig_handle): Accept a mask argument. * thread.cc: Remove signal handling considerations throughout.
2003-09-25 08:37:18 +08:00
if (!(ret = fhandler_base::fstat (buf)))
2000-02-18 03:38:33 +08:00
{
struct mtget get;
if (!ioctl (MTIOCGET, &get))
buf->st_blocks = get.mt_capacity / buf->st_blksize;
2000-02-18 03:38:33 +08:00
}
return ret;
}
_off64_t
fhandler_dev_tape::lseek (_off64_t offset, int whence)
2000-02-18 03:38:33 +08:00
{
struct mtop op;
struct mtpos pos;
debug_printf ("lseek (%s, %d, %d)", get_name (), offset, whence);
2000-02-18 03:38:33 +08:00
writebuf ();
if (ioctl (MTIOCPOS, &pos))
{
return ILLEGAL_SEEK;
2000-02-18 03:38:33 +08:00
}
switch (whence)
{
case SEEK_END:
op.mt_op = MTFSF;
op.mt_count = 1;
if (ioctl (MTIOCTOP, &op))
return -1;
break;
case SEEK_SET:
if (whence == SEEK_SET && offset < 0)
{
set_errno (EINVAL);
return -1;
}
break;
case SEEK_CUR:
break;
default:
set_errno (EINVAL);
return -1;
}
op.mt_op = MTFSR;
op.mt_count = offset / devbufsiz
- (whence == SEEK_SET ? pos.mt_blkno : 0);
if (op.mt_count < 0)
{
op.mt_op = MTBSR;
op.mt_count = -op.mt_count;
}
if (ioctl (MTIOCTOP, &op) || ioctl (MTIOCPOS, &pos))
return -1;
return (pos.mt_blkno * devbufsiz);
}
int
fhandler_dev_tape::dup (fhandler_base *child)
{
fhandler_dev_tape *fhc = (fhandler_dev_tape *) child;
fhc->lasterr = lasterr;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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fhc->dp = dp;
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return fhandler_dev_raw::dup (child);
}
int
fhandler_dev_tape::ioctl (unsigned int cmd, void *buf)
{
int ret = NO_ERROR;
unsigned long block;
if (cmd == MTIOCTOP)
{
struct mtop *op = (struct mtop *) buf;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!op)
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ret = ERROR_INVALID_PARAMETER;
else
switch (op->mt_op)
{
case MTRESET:
break;
case MTFSF:
ret = tape_set_pos (TAPE_SPACE_FILEMARKS, op->mt_count);
break;
case MTBSF:
ret = tape_set_pos (TAPE_SPACE_FILEMARKS, -op->mt_count);
break;
case MTFSR:
ret = tape_set_pos (TAPE_SPACE_RELATIVE_BLOCKS, op->mt_count);
break;
case MTBSR:
ret = tape_set_pos (TAPE_SPACE_RELATIVE_BLOCKS, -op->mt_count);
break;
case MTWEOF:
if (tape_get_feature (TAPE_DRIVE_WRITE_FILEMARKS))
ret = tape_write_marks (TAPE_FILEMARKS, op->mt_count);
else if (tape_get_feature (TAPE_DRIVE_WRITE_LONG_FMKS))
ret = tape_write_marks (TAPE_LONG_FILEMARKS, op->mt_count);
else
ret = tape_write_marks (TAPE_SHORT_FILEMARKS, op->mt_count);
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break;
case MTREW:
ret = tape_set_pos (TAPE_REWIND, 0);
break;
case MTOFFL:
case MTUNLOAD:
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ret = tape_prepare (TAPE_UNLOAD);
break;
case MTNOP:
reset_devbuf ();
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break;
case MTRETEN:
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!tape_get_feature (TAPE_DRIVE_END_OF_DATA))
ret = ERROR_INVALID_PARAMETER;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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else if (!(ret = tape_set_pos (TAPE_REWIND, 0, false)))
ret = tape_prepare (TAPE_TENSION);
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break;
case MTBSFM:
ret = tape_set_pos (TAPE_SPACE_FILEMARKS, -op->mt_count, true);
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break;
case MTFSFM:
ret = tape_set_pos (TAPE_SPACE_FILEMARKS, op->mt_count, true);
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break;
case MTEOM:
if (tape_get_feature (TAPE_DRIVE_END_OF_DATA))
ret = tape_set_pos (TAPE_SPACE_END_OF_DATA, 0);
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else
ret = tape_set_pos (TAPE_SPACE_FILEMARKS, 32767);
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break;
case MTERASE:
ret = tape_erase (TAPE_ERASE_LONG);
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break;
case MTRAS1:
case MTRAS2:
case MTRAS3:
ret = ERROR_INVALID_PARAMETER;
break;
case MTSETBLK:
if (!tape_get_feature (TAPE_DRIVE_SET_BLOCK_SIZE))
{
ret = ERROR_INVALID_PARAMETER;
break;
}
if ((devbuf && (size_t) op->mt_count == devbufsiz)
|| (!devbuf && op->mt_count == 0))
{
/* Nothing has changed. */
ret = 0;
break;
}
if ((op->mt_count == 0
&& !tape_get_feature (TAPE_DRIVE_VARIABLE_BLOCK))
|| (op->mt_count > 0
&& ((DWORD) op->mt_count < dp.MinimumBlockSize
|| (DWORD) op->mt_count > dp.MaximumBlockSize)))
{
ret = ERROR_INVALID_PARAMETER;
break;
}
if (devbuf && devbufend - devbufstart > 0
&& (op->mt_count == 0
|| (op->mt_count > 0
&& (size_t) op->mt_count < devbufend - devbufstart)))
{
/* Not allowed if still data in devbuf. */
ret = ERROR_INVALID_BLOCK_LENGTH; /* EIO */
break;
}
if (!(ret = tape_set_blocksize (op->mt_count)))
{
char *buf = NULL;
if (op->mt_count > 1L && !(buf = new char [op->mt_count]))
{
ret = ERROR_OUTOFMEMORY;
break;
}
if (devbufsiz > 1L && op->mt_count > 1L)
{
memcpy (buf, devbuf + devbufstart,
devbufend - devbufstart);
devbufend -= devbufstart;
}
else
devbufend = 0;
devbufstart = 0;
delete [] devbuf;
devbuf = buf;
devbufsiz = op->mt_count;
varblkop = op->mt_count == 0;
}
reset_devbuf ();
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break;
case MTSEEK:
if (tape_get_feature (TAPE_DRIVE_LOGICAL_BLK))
ret = tape_set_pos (TAPE_LOGICAL_BLOCK, op->mt_count);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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else if (!(ret = tape_get_pos (&block)))
ret = tape_set_pos (TAPE_SPACE_RELATIVE_BLOCKS,
op->mt_count - block);
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break;
case MTTELL:
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!(ret = tape_get_pos (&block)))
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op->mt_count = block;
break;
case MTFSS:
ret = tape_set_pos (TAPE_SPACE_SETMARKS, op->mt_count);
break;
case MTBSS:
ret = tape_set_pos (TAPE_SPACE_SETMARKS, -op->mt_count);
break;
case MTWSM:
ret = tape_write_marks (TAPE_SETMARKS, op->mt_count);
reset_devbuf ();
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break;
case MTLOCK:
ret = tape_prepare (TAPE_LOCK);
break;
case MTUNLOCK:
ret = tape_prepare (TAPE_UNLOCK);
break;
case MTLOAD:
ret = tape_prepare (TAPE_LOAD);
break;
case MTCOMPRESSION:
ret = tape_compression (op->mt_count);
break;
case MTSETPART:
ret = tape_set_partition (op->mt_count);
reset_devbuf ();
break;
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case MTMKPART:
ret = tape_partition (op->mt_count);
reset_devbuf ();
break;
case MTSETDENSITY:
case MTSETDRVBUFFER:
reset_devbuf ();
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default:
ret = ERROR_INVALID_PARAMETER;
break;
}
}
else if (cmd == MTIOCGET)
ret = tape_status ((struct mtget *) buf);
else if (cmd == MTIOCPOS)
{
ret = ERROR_INVALID_PARAMETER;
if (buf && (ret = tape_get_pos (&block)))
((struct mtpos *) buf)->mt_blkno = block;
}
else
return fhandler_dev_raw::ioctl (cmd, buf);
if (ret != NO_ERROR)
{
SetLastError (ret);
__seterrno ();
return -1;
}
return 0;
}
/* ------------------------------------------------------------------ */
/* Private functions used by `ioctl' */
/* ------------------------------------------------------------------ */
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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int
fhandler_dev_tape::tape_error (const char *txt)
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{
if (lasterr)
debug_printf ("%s: error: %d", txt, lasterr);
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return lasterr;
}
int
fhandler_dev_tape::tape_write_marks (int marktype, DWORD len)
{
syscall_printf ("write_tapemark");
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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TAPE_FUNC (WriteTapemark (get_handle (), marktype, len, FALSE));
return tape_error ("tape_write_marks");
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}
int
fhandler_dev_tape::tape_get_pos (unsigned long *block,
unsigned long *partition)
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{
DWORD part, low, high;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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lasterr = ERROR_INVALID_PARAMETER;
if (tape_get_feature (TAPE_DRIVE_GET_LOGICAL_BLK))
TAPE_FUNC (GetTapePosition (get_handle (), TAPE_LOGICAL_POSITION,
&part, &low, &high));
else if (tape_get_feature (TAPE_DRIVE_GET_ABSOLUTE_BLK))
TAPE_FUNC (GetTapePosition (get_handle (), TAPE_ABSOLUTE_POSITION,
&part, &low, &high));
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!tape_error ("tape_get_pos"))
{
if (block)
*block = low;
if (partition)
*partition = part > 0 ? part - 1 : part;
}
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return lasterr;
}
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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int
fhandler_dev_tape::_tape_set_pos (int mode, long count, int partition)
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{
TAPE_FUNC (SetTapePosition (get_handle (), mode, partition, count,
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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count < 0 ? -1 : 0, FALSE));
/* Reset buffer after successful repositioning. */
if (!lasterr || IS_EOF (lasterr) || IS_EOM (lasterr))
{
reset_devbuf ();
eof_detected = IS_EOF (lasterr);
eom_detected = IS_EOM (lasterr);
}
return lasterr;
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}
int
fhandler_dev_tape::tape_set_pos (int mode, long count, bool sfm_func)
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{
switch (mode)
{
case TAPE_SPACE_RELATIVE_BLOCKS:
case TAPE_SPACE_FILEMARKS:
if (!count)
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{
lasterr = 0;
return tape_error ("tape_set_pos");
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}
break;
}
_tape_set_pos (mode, count);
switch (mode)
{
case TAPE_SPACE_FILEMARKS:
if (!lasterr && sfm_func)
return tape_set_pos (mode, count > 0 ? -1 : 1, false);
break;
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}
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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return tape_error ("tape_set_pos");
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}
int
fhandler_dev_tape::tape_erase (int mode)
{
if (tape_set_pos (TAPE_REWIND, 0))
return lasterr;
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switch (mode)
{
case TAPE_ERASE_SHORT:
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!tape_get_feature (TAPE_DRIVE_ERASE_SHORT))
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mode = TAPE_ERASE_LONG;
break;
case TAPE_ERASE_LONG:
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!tape_get_feature (TAPE_DRIVE_ERASE_LONG))
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mode = TAPE_ERASE_SHORT;
break;
}
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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TAPE_FUNC (EraseTape (get_handle (), mode, false));
/* Reset buffer after successful tape erasing. */
if (!lasterr)
reset_devbuf ();
return tape_error ("tape_erase");
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}
int
fhandler_dev_tape::tape_prepare (int action)
{
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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TAPE_FUNC (PrepareTape (get_handle (), action, FALSE));
/* Reset buffer after all successful preparations but lock and unlock. */
if (!lasterr && action != TAPE_LOCK && action != TAPE_UNLOCK)
reset_devbuf ();
return tape_error ("tape_prepare");
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}
int
fhandler_dev_tape::tape_set_blocksize (long count)
{
TAPE_SET_MEDIA_PARAMETERS mp;
mp.BlockSize = count;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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TAPE_FUNC (SetTapeParameters (get_handle (), SET_TAPE_MEDIA_INFORMATION,
&mp));
return tape_error ("tape_set_blocksize");
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}
int
fhandler_dev_tape::tape_status (struct mtget *get)
{
DWORD varlen;
TAPE_GET_MEDIA_PARAMETERS mp;
int notape = 0;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!get)
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return ERROR_INVALID_PARAMETER;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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/* Setting varlen to sizeof DP is by intention, actually! Never set
it to sizeof MP which seems to be more correct but results in a
ERROR_MORE_DATA error at least on W2K. */
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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TAPE_FUNC (GetTapeParameters (get_handle (), GET_TAPE_MEDIA_INFORMATION,
(varlen = sizeof dp, &varlen), &mp));
if (lasterr)
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notape = 1;
memset (get, 0, sizeof *get);
get->mt_type = MT_ISUNKNOWN;
if (!notape && tape_get_feature (TAPE_DRIVE_SET_BLOCK_SIZE))
get->mt_dsreg = (mp.BlockSize << MT_ST_BLKSIZE_SHIFT)
& MT_ST_BLKSIZE_MASK;
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else
get->mt_dsreg = (dp.DefaultBlockSize << MT_ST_BLKSIZE_SHIFT)
& MT_ST_BLKSIZE_MASK;
if (wincap.has_ioctl_storage_get_media_types_ex ())
{
DWORD size = sizeof (GET_MEDIA_TYPES) + 10 * sizeof (DEVICE_MEDIA_INFO);
void *buf = alloca (size);
if (DeviceIoControl (get_handle (), IOCTL_STORAGE_GET_MEDIA_TYPES_EX,
NULL, 0, buf, size, &size, NULL)
|| GetLastError () == ERROR_MORE_DATA)
{
PGET_MEDIA_TYPES gmt = (PGET_MEDIA_TYPES) buf;
for (DWORD i = 0; i < gmt->MediaInfoCount; ++i)
{
PDEVICE_MEDIA_INFO dmi = &gmt->MediaInfo[i];
get->mt_type = dmi->DeviceSpecific.TapeInfo.MediaType;
#define TINFO DeviceSpecific.TapeInfo
if (dmi->TINFO.MediaCharacteristics & MEDIA_CURRENTLY_MOUNTED)
{
get->mt_type = dmi->DeviceSpecific.TapeInfo.MediaType;
if (dmi->TINFO.BusType == BusTypeScsi)
get->mt_dsreg |=
(dmi->TINFO.BusSpecificData.ScsiInformation.DensityCode
<< MT_ST_DENSITY_SHIFT)
& MT_ST_DENSITY_MASK;
break;
}
#undef TINFO
}
}
}
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if (notape)
get->mt_gstat |= GMT_DR_OPEN (-1);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
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if (!notape)
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{
if (tape_get_feature (TAPE_DRIVE_GET_LOGICAL_BLK)
|| tape_get_feature (TAPE_DRIVE_GET_ABSOLUTE_BLK))
tape_get_pos ((unsigned long *) &get->mt_blkno,
(unsigned long *) &get->mt_resid);
2000-02-18 03:38:33 +08:00
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (!get->mt_blkno)
2000-02-18 03:38:33 +08:00
get->mt_gstat |= GMT_BOT (-1);
get->mt_gstat |= GMT_ONLINE (-1);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (tape_get_feature (TAPE_DRIVE_WRITE_PROTECT) && mp.WriteProtected)
2000-02-18 03:38:33 +08:00
get->mt_gstat |= GMT_WR_PROT (-1);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (tape_get_feature (TAPE_DRIVE_TAPE_CAPACITY))
get->mt_capacity = get_ll (mp.Capacity);
if (tape_get_feature (TAPE_DRIVE_TAPE_REMAINING))
get->mt_remaining = get_ll (mp.Remaining);
2000-02-18 03:38:33 +08:00
}
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (tape_get_feature (TAPE_DRIVE_COMPRESSION) && dp.Compression)
2000-02-18 03:38:33 +08:00
get->mt_gstat |= GMT_HW_COMP (-1);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (tape_get_feature (TAPE_DRIVE_ECC) && dp.ECC)
2000-02-18 03:38:33 +08:00
get->mt_gstat |= GMT_HW_ECC (-1);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (tape_get_feature (TAPE_DRIVE_PADDING) && dp.DataPadding)
2000-02-18 03:38:33 +08:00
get->mt_gstat |= GMT_PADDING (-1);
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (tape_get_feature (TAPE_DRIVE_REPORT_SMKS) && dp.ReportSetmarks)
2000-02-18 03:38:33 +08:00
get->mt_gstat |= GMT_IM_REP_EN (-1);
get->mt_erreg = lasterr;
get->mt_minblksize = dp.MinimumBlockSize;
get->mt_maxblksize = dp.MaximumBlockSize;
get->mt_defblksize = dp.DefaultBlockSize;
get->mt_featureslow = dp.FeaturesLow;
get->mt_featureshigh = dp.FeaturesHigh;
get->mt_eotwarningzonesize = dp.EOTWarningZoneSize;
2000-02-18 03:38:33 +08:00
return 0;
}
int
fhandler_dev_tape::tape_compression (long count)
{
TAPE_SET_DRIVE_PARAMETERS dps;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
if (!tape_get_feature (TAPE_DRIVE_COMPRESSION))
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return ERROR_INVALID_PARAMETER;
* errno.cc (errmap): Handle ERROR_BUS_RESET. * fhandler.h (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (reset_devbuf): New inline method. (class fhandler_dev_tape): Add TAPE_GET_DRIVE_PARAMETERS member `dp'. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): Ditto. (fhandler_dev_tape::tape_get_feature): Convert to inline method. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_blocksize): Remove declaration. * fhandler_raw.cc (fhandler_dev_raw::write_file): New method, created from former static function. (fhandler_dev_raw::read_file): Ditto. (fhandler_dev_raw::writebuf): Accomodate the fact that no devbuf exists under variable block size condition. (fhandler_dev_raw::raw_read): Ditto. Add local p pointer to simplify pointer arithmetic. (fhandler_dev_raw::raw_write): Always set devbufend to 0 when starting with writing. Accomodate the fact that no devbuf exists under variable block size condition. * fhandler_tape.cc: Various formatting changes. (TAPE_FUNC): New macro. Use throughout as tape function loop. (get_ll): Convert into macro. (IS_EOM): New macro. (IS_EOF): New macro. (fhandler_dev_tape::is_eom): Use IS_EOM macro. (fhandler_dev_tape::is_eof): Use IS_EOF macro. (fhandler_dev_tape::write_file): New method. (fhandler_dev_tape::read_file): New method. (fhandler_dev_tape::open): Get drive information block here once. (fhandler_dev_tape::lseek): Remove unneeded duplicate code. (fhandler_dev_tape::dup): Duplicate drive information block. (fhandler_dev_tape::ioctl): Remove drvbuf in variable block size mode. Return ERROR_INVALID_BLOCK_LENGTH instead of ERROR_MORE_DATA if buffer contains data which would get lost on buffer size changing. Use absolute tape positioning also if drive only supports logical block positioning. (fhandler_dev_tape::tape_error): New method, created from former static function. (fhandler_dev_tape::tape_get_pos): Allow logical block reporting. Workaround tape driver bug. (fhandler_dev_tape::_tape_set_pos): Reset device buffer and flags after successful repositioning. (fhandler_dev_tape::tape_set_pos): Allow logical block positioning. Workaround tape driver bug. (fhandler_dev_tape::tape_erase): Use dp instead of calling GetTapeParameters. (fhandler_dev_tape::tape_prepare): Ditto. (fhandler_dev_tape::tape_get_blocksize): Remove. (fhandler_dev_tape::tape_set_blocksize): Don't call tape_get_blocksize. Error handling already done in fhandler_dev_tape::ioctl. (fhandler_dev_tape::tape_status): Remove local `dp' variable. Accomodate logical tape reporting. Call tape_get_feature instead of accessing feature words directly. (fhandler_dev_tape::tape_compression): Use dp instead of calling GetTapeParameters. Fix resetting datcompression.
2004-03-14 02:15:06 +08:00
dps.ECC = dp.ECC;
dps.Compression = count ? TRUE : FALSE;
dps.DataPadding = dp.DataPadding;
dps.ReportSetmarks = dp.ReportSetmarks;
dps.EOTWarningZoneSize = dp.EOTWarningZoneSize;
TAPE_FUNC (SetTapeParameters (get_handle (), SET_TAPE_DRIVE_INFORMATION,
&dps));
if (!lasterr)
dp.Compression = dps.Compression;
return tape_error ("tape_compression");
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}
int
fhandler_dev_tape::tape_partition (long count)
{
if (dp.MaximumPartitionCount <= 1)
return ERROR_INVALID_PARAMETER;
if (tape_set_pos (TAPE_REWIND, 0))
return lasterr;
if (count <= 0)
debug_printf ("Formatting tape with one partition");
else
debug_printf ("Formatting tape with two partitions");
TAPE_FUNC (CreateTapePartition (get_handle (), TAPE_SELECT_PARTITIONS,
count <= 0 ? 1 : 2, 0));
return tape_error ("tape_partition");
}
int
fhandler_dev_tape::tape_set_partition (long count)
{
if (count < 0 || (unsigned long) count >= dp.MaximumPartitionCount)
lasterr = ERROR_INVALID_PARAMETER;
else
lasterr = _tape_set_pos (TAPE_LOGICAL_BLOCK, 0, count + 1);
return tape_error ("tape_set_partition");
}