Commit Graph

362 Commits

Author SHA1 Message Date
Eric Blake b8a35083c6 Improve clock_gettime and utimensat resolution.
* hires.h (hires_ms): Change initime_us to initime_ns, with 10x
more resolution.
(hires_ms::nsecs): New prototype.
(hires_ms::usecs, hires_ms::msecs, hires_ms::uptime): Adjust.
* times.cc (systime_ns): New helper function.
(hires_ms::prime): Use it for more resolution.
(hires_ms::usecs): Change to...
(hires_ms::nsecs): ...with more resolution.
(clock_gettime): Use more resolution.
(systime): Rewrite in terms of systime_ns.
(timespec_to_filetime): Rewrite math to reflect true operation.
* fhandler_disk_file.cc (utimens_fs): Use higher resolution.
2009-10-13 02:26:33 +00:00
Corinna Vinschen d358c9e9b0 * fhandler_disk_file.cc (fhandler_disk_file::link): Only append .lnk
if the original device had one, too.  Add comment.

	* fhandler_socket.cc (fhandler_socket::fstat): Always return a size of
	0 on sockets.
2009-10-12 11:57:29 +00:00
Eric Blake 80636211bc * fhandler_disk_file.cc (utimens_fs): Plug fd leak on EINVAL. 2009-10-08 11:13:45 +00:00
Eric Blake 52dba6a5c4 Fix some POSIX-compliance bugs in link, rename, mkdir.
* syscalls.cc (link): Delete obsolete comment.  Reject directories
and missing source up front.
(rename): Use correct errno for trailing '.'.  Detect empty
strings.  Allow trailing slash to newpath iff oldpath is
directory.
* dir.cc (mkdir): Reject dangling symlink with trailing slash.
* fhandler_disk_file.cc (fhandler_disk_file::link): Reject
trailing slash.
* fhandler.cc (fhandler_base::link): Match Linux errno.
2009-09-26 15:51:53 +00:00
Corinna Vinschen 6cabe044dd * fhandler_disk_file.cc (fhandler_disk_file::link): Drop faking hardlink
creation on filesystems not supporting hardlinks.
2009-09-21 10:56:50 +00:00
Corinna Vinschen 719ffe8792 * fhandler_disk_file.cc (fhandler_disk_file::readdir): Fix length
check for ".." dir.
2009-08-14 18:27:18 +00:00
Corinna Vinschen e684ace44e * fhandler_disk_file.cc (fhandler_disk_file::readdir): Change comment
to be fair.
2009-08-14 14:10:31 +00:00
Corinna Vinschen e575678945 * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Remove
ill-advised attempt to optimize "." and ".." handling by checking for
	specific position in directory listing.  Explain why.
	(fhandler_disk_file.cc (fhandler_disk_file::readdir): Ditto.
	Special-case opening file on NFS to fetch inode number and add longish
	comment to explain why.
2009-08-14 13:39:07 +00:00
Christopher Faylor 824d851859 * fhandler.h (fhandler_cygdrive:DRVSZ): New enum.
(pdrive_buf): New place to hold information about cygdrive.
* fhandler_disk_file.cc (fhandler_cygdrive::set_drives): Store drive info in
pdrive_buf since get_win32_name() could now be too small to hold everything.
(fhandler_cygdrive::rewinddir): Reset pdrive to pdrive_buf.
(fhandler_cygdrive::closedir): Ditto.
* pipe.cc (fhandler_pipe::init): Be more defensive when referencing
get_win32_name().  Rework logic which made a copy of the POSIX path and then
never used it.
2009-08-04 04:20:36 +00:00
Corinna Vinschen b48215aae0 * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Add special case
for MVFS.  Explain why.
	(fhandler_disk_file::utimens): Drop local variables lastaccess and
	lastwrite.  Copy timestamps right into FILE_BASIC_INFORMATION structure
	to avoid copying them twice.
2009-07-21 08:10:36 +00:00
Corinna Vinschen 76cf56714e * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Remove file
attribute check already done in NtSetAttributesFile.
2009-07-16 15:28:57 +00:00
Corinna Vinschen 8deb411836 Throughout avoid having to initialize constant UNICODE_STRINGs.
* globals.cc: Define constant UNICODE_STRINGs and store in .rdata
	section.
	* fhandler_disk_file.cc: Throughout, use readonly UNICODE_STRINGs
	rather then initializing local UNICODE_STRING variable where
	applicable.
	* fhandler_mem.cc (fhandler_dev_mem::open): Ditto.
	* flock.cc (inode_t::inode_t): Ditto.
	* mmap.cc: Ditto.
	* syscalls.cc: Ditto.
	* mount.cc (fs_info::update): Ditto.
	* path.cc: Ditto.

	* ntdll.h (RtlEqualUnicodePathPrefix): Redefine to take prefix as
	UNICODE_STRING.
	(RtlEqualUnicodePathSuffix): Redefine to take suffix as UNICODE_STRING.
	* fhandler_disk_file.cc: Accommodate throughout.
	* mount.cc (fs_info::update): Ditto.
	* path.cc (cwdstuff::set): Ditto.
	* syscalls.cc: Ditto.
2009-07-14 17:37:42 +00:00
Corinna Vinschen 77dcafa5ad * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Don't use
FileAllInformation info class since it needs a big buffer.  Add a
	comment.
2009-07-12 13:00:36 +00:00
Corinna Vinschen 2d647173bb * fhandler_disk_file.cc (fhandler_disk_file::fchown): Catch an
error when changing the user account on a standalone Samba server.
	Explain why.
	* sec_acl.cc (setacl): Accommodate additional parameter to set_file_sd.
	* sec_helper.cc (SECURITY_SAMBA_UNIX_AUTHORITY): Define.
	(well_known_samba_unix_user_fake_sid): Define.
	* security.cc (set_file_sd): Take additional parameter if ownership
	should be changed.  Restrict requested permissions accordingly.
	(set_file_attribute): Accommodate additional parameter to set_file_sd.
	* security.h (well_known_samba_unix_user_fake_sid): Declare.
	(set_file_sd): Align declaration to above change.
2009-04-09 09:19:03 +00:00
Corinna Vinschen 752c477b42 * fhandler_disk_file.cc (path_conv::isgood_inode): Move to be defined
earlier.
	(get_ino_by_handle): Take additional path_conv argument, accommodate
	throughout.  Only use FileId if isgood_inode check is true.
	(fhandler_base::open_fs): Simplify setting ino due to above change.
	(readdir_get_ino): Make sure to return always a non-zero inode number.
	(fhandler_disk_file::readdir): Always open file in dir with
	FILE_OPEN_REPARSE_POINT so as not to open wrong file.
	Drop call to isgood_inode here.
	* path.cc (symlink_info::check): Call fs.update in case we're fetching
	file information from call to NtQueryDirectoryFile.
2009-03-12 22:03:28 +00:00
Corinna Vinschen 43616e5526 * fhandler_disk_file.cc (fhandler_disk_file::readdir): Fix inode number
evaluation for faked "." entry.

	* mount.cc (fs_info::update): Move setting of is_cdrom after checking
	for caseinsensitivity.  Recognize UDF in is_cdrom case and set
	caseinsensitive flag according to UDF brokenness determined by OS.
	Add comment to explain why.
	* mount.h (class fs_info): Add is_udf status flag.
	* path.cc (symlink_info::check): Add workaround for UDF bug in
	terms of casesensitivity on certain OSes.
	* wincap.h (wincaps::has_broken_udf): New element.
	(wincaps::has_broken_udf): New element
2009-01-29 20:32:08 +00:00
Corinna Vinschen 165cb24581 * Fix copyright dates. 2009-01-16 12:17:28 +00:00
Corinna Vinschen 3bee7767a8 * fhandler_disk_file.cc (fhandler_disk_file::link): Only add .exe if
original file has .exe as well.
	* path.cc (path_conv::is_binary): Only recognize Windows 32 and 64 bit
	apps as binaries.
2009-01-07 14:12:40 +00:00
Corinna Vinschen a4fc1198a4 * fhandler_disk_file.cc: Set 4th parameter of NtQueryDirectoryFile to
NULL throughout.
	(fhandler_disk_file::facl): Fix a condition so that fstat_by_handle
	is actually used.
	(fhandler_disk_file::readdir): Don't print debug message on a simple
	STATUS_NO_MORE_FILES status code.
2008-12-18 18:54:25 +00:00
Christopher Faylor ec4eb70c33 * fhandler_disk_file.cc (readdir_get_ino): Don't complain about MS-DOS paths
since the function could be fed one by an internal call.
2008-12-14 06:01:46 +00:00
Corinna Vinschen fa421c7a75 * dir.cc (readdir_worker): Initialize dirent.d_type and __d_unused1.
* fhandler_disk_file.cc (fhandler_disk_file::readdir_helper):
	Set dirent.d_type based on FILE_ATTRIBUTE_*.
	* include/sys/dirent.h: Define _DIRENT_HAVE_D_TYPE (enables DT_*
	declarations).
	(struct dirent): Add d_type. Adjust __d_unused1 size to preserve layout.
2008-11-28 09:04:35 +00:00
Christopher Faylor 025c1fac6e Remove unneeded whitespace.
* fhandler_fifo.cc (fhandler_fifo::open): Rework to cause errno to be set to
ENXIO when opening a fifo write/nonblocking.
* environ.cc (ucreqenv): Rename to ucenv.  Move code from old ucenv here and
conditionalize it on create_upcaseenv.
(ucenv): Delete.
(environ_init): Fix compiler warning by moving create_upcaseenv test to ucenv.
Don't bother checking for child_proc_info when calling ucenv since it is
assumed to be NULL at the point where the function is called.
* path.cc (symlink_worker): Turn off MS-DOS path warnings when dealing with
devices since the device handler passes in a translated MS-DOS path.
* sec_auth.cc (lsaprivkeyauth): Avoid variable initialization which causes a
compiler error.
* fhandler_netdrive.cc: Update copyright.
2008-11-26 17:21:04 +00:00
Corinna Vinschen 669bdeb822 * ntdll.h (NtSetAttributesFile): New inline function.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Use
	NtSetAttributesFile.
	* path.cc (symlink_worker): Ditto.
	* syscalls.cc (unlink_nt): Ditto.
	(rename): Omit FILE_SHARE_DELETE when opening files on Samba.  Add
	comment to explain why.
2008-10-20 19:30:06 +00:00
Corinna Vinschen 079db16bf7 * fhandler_disk_file.cc (fhandler_base::fstat_helper): Check
for executable suffixes here in case we're on a file system
	not supporting permission.
	* path.cc (path_conv::check): Drop check for executable suffixes.
2008-10-09 14:23:09 +00:00
Christopher Faylor 7b9e380f03 * cygheap.cc (creturn): Reorganize to avoid a new compiler warning/error.
* dtable.cc (handle_to_fn): Ditto.
* fhandler_console.cc (fhandler_console::read): Ditto.
(fhandler_console::scroll_screen): Ditto.
(dev_console::set_color): Ditto.
* fhandler_dsp.cc (fhandler_dev_dsp::write): Ditto.
(fhandler_dev_dsp::read): Ditto.
* fhandler_tape.cc (mtinfo_drive::get_status): Ditto.
* hookapi.cc (find_first_notloaded_dll): Ditto.
* mmap.cc (msync): Ditto.
* pipe.cc (pipesync::pipesync): Ditto.
* sec_acl.cc (getace): Ditto.
* sec_auth.cc (create_token): Ditto.
(lsaauth): Ditto.
* select.cc (peek_pipe): Ditto.
* spawn.cc (av::fixup): Ditto.
* syscalls.cc (popen): Ditto.
* tty.cc (tty::init_session): Ditto.
* uinfo.cc (pwdgrp::load): Ditto.
* fhandler.cc (fhandler_base::setup_overlapped): Ditto.
(fhandler_base::wait_overlapped): Rename second use of res variable to wres or
errors are not returned correctly.
* dcrt0.cc: Remove obsolete variable.
* dll_init.cc (release_upto): Fix typo involving incorrect use of '|'.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Avoid a compiler
warning regarding coercing type-punned variables.
(fhandler_base::fstat_by_name): Ditto.  fhandler_fifo.cc
(fhandler_fifo::open_nonserver): Fix = vs.  == typo.
(fhandler_fifo::wait): Add all conditions to switch statement to avoid a
compiler warning.
* fhandler_process.cc: Avoid unneeded initialization of variables to zero.
(fhandler_socket::listen): Add braces around initializer.
* flock.cc (inode_t::get_all_locks_list): Reorganize to avoid a compiler
warning.  Fix problem with EWOULDBLOCK error return.
* path.cc (GUID_shortcut): Use braces around struct initializer.
(cygwin_conv_path): Reorganize to avoid a compiler warning.
* random.cc (dummy): Mark variable as volatile to avoid a "used uninitialized"
warning.
* libc/getopt.c: Mark some variables as dllexport although gcc doesn't seem to
do the right thing with them.
* libc/minires-os-if.c (get_registry_dns_items): Coerce some function arguments
to avoid a compiler warning.
2008-09-11 04:34:24 +00:00
Corinna Vinschen ec8a7e416f * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Drop fattr variable
and use FILE_ATTRIBUTE_DIRECTORY directly in call to NtCreateFile.
	* posix_ipc.cc (ipc_mutex_init): Fix format string when creating IPC
	object name.
	(ipc_cond_init): Ditto.
	* security.cc (alloc_sd): Add parentheses to fix setting initial
	owner_allow value.
2008-08-19 09:46:31 +00:00
Corinna Vinschen 39f50e387b * fhandler_disk_file.cc (fhandler_disk_file::link): Fix linking
against symlinks.
2008-08-14 15:00:52 +00:00
Corinna Vinschen 88797e5979 * external.cc (cygwin_internal): Call set_security_attribute with
additional path_conv argument.
	* fhandler.cc (fhandler_base::open): Ditto.
	* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Never set DOS
	R/O attribute when using ACLs.
	(fhandler_disk_file::mkdir): Ditto.  Set
	security descriptor on remote dirs after creating the dir, same as in
	fhandler_base::open.
	* fhandler_socket.cc (fhandler_socket::bind): Ditto for remote AF_LOCAL
	socket files.
	* path.cc (symlink_worker): Ditto. for remote symlinks.
	* security.cc (alloc_sd): Take additional path_conv argument.
	Accommodate throughout.  Drop setting FILE_WRITE_EA/FILE_READ_EA
	flags unconditionally (was only necessary for "ntea"). Don't set
	FILE_READ_ATTRIBUTES and FILE_WRITE_ATTRIBUTES unconditionally on
	Samba.  Add comment to explain.  Drop useless setting of
	STANDARD_RIGHTS_WRITE, it's in FILE_GENERIC_WRITE anyway.
	Remove FILE_READ_ATTRIBUTES bit from FILE_GENERIC_EXECUTE so as not
	to enforce read permissions on Samba.
	(set_security_attribute): Take additional path_conv argument.
	* security.h (set_security_attribute): Change prototype accordingly.
2008-08-14 14:05:04 +00:00
Corinna Vinschen d79a78e5c8 * fhandler_disk_file.cc (fhandler_base::fstat_by_name): Check for
file systems incapable of handling FileIdBothDirectoryInformation
	correctly.
	(fhandler_disk_file::opendir): Ditto.
	* path.cc (fs_info::update): Always clear at the start.
	Rearrange to make certain tests only on non-Samba, non-NFS remote
	drives.
	Add test for file systems known to be incapable of handling
	FileIdBothDirectoryInformation correctly.  Right now that's just
	"UNIXFS".
	* path.h (struct fs_info): Add has_buggy_fileid_dirinfo flag and
	accessor methods.
	(class path_conv): Add has_buggy_fileid_dirinfo method.
2008-07-30 14:41:59 +00:00
Corinna Vinschen e4b575030b Add case-sensitivity.
Unconditionally handle mount points case-sensitive.
	Unconditionally handle virtual paths case-sensitive.
	Unconditionally handle registry paths case-insensitive.
	Otherwise, accommodate case-sensitivity of given path throughout.
	* cygheap.cc (cygheap_root::set): Get additional caseinsensitive
	parameter and store it.
	* cygheap.h (struct cygheap_root_mount_info): Add member
	caseinsensitive.
	* dlfcn.cc (get_full_path_of_dll): Drop PC_NOFULL parameter from call
	to path_conv::check.
	* environ.cc (pcheck_case): Remove.
	(check_case_init): Remove.
	(known): Drop "check_case" option.
	* exceptions.cc (open_stackdumpfile): Add comment.
	* fhandler.cc (fhandler_base::get_default_fmode): Call pathmatch
	instead of strcasematch.
	* fhandler_disk_file.cc: Accommodate case-sensitivity of given path
	throughout.
	(__DIR_mounts::check_mount): Unconditionally check virtual paths
	case-sensitive.
	(fhandler_disk_file::link): Drop case clash handling.
	(fhandler_disk_file::open): Ditto.
	(fhandler_disk_file::readdir_helper): Drop managed mount code.
	* mount.cc: Remove managed mount code and datastructures.
	(struct opt): Remove "managed" option.  Add "posix=0" and "posix=1"
	options.
	(fillout_mntent): Remove "managed" output.  Add "posix" output.
	* path.cc (struct symlink_info): Remove case_clash member and
	case_check method.
	(pcheck_case): Remove.
	(path_prefix_p): Take additional bool parameter "caseinsensitive".
	(pathnmatch): Ditto.
	(pathmatch): Ditto.
	(mkrelpath): Ditto.
	(fs_info::update): Set caseinsensitive flag according to file system
	name and FILE_CASE_SENSITIVE_SEARCH flag.  Add comment.
	(tfx_chars_managed): Remove.
	(transform_chars): Drop "managed" parameter.  Always use tfx_chars.
	(get_nt_native_path): Drop "managed" parameter.  Make sure drive letters
	are always upper case.
	(getfileattr): Change second parameter to denote caseinsensitivity.
	(path_conv::check): Initialize caseinsensitive to OBJ_CASE_INSENSITIVE.
	Set caseinsensitive according to global obcaseinsensitive flag, file
	system case sensitivity and MOUNT_NOPOSIX mount flag.
	Drop case_clash and all the related code.
	(symlink_worker): Drop case clash handling.
	(symlink_info::set): Drop setting case_clash.
	(symlink_info::case_check): Remove.
	(cwdstuff::set): Add comment.
	(etc::init): Take path_conv instead of PUNICODE_STRING as parameter to
	allow case sensitivity.
	* path.h (enum pathconv_arg): Drop PC_SYM_IGNORE.
	(enum case_checking): Remove.
	(enum path_types): Drop PATH_ENC, add PATH_NOPOSIX flag.
	(struct fs_info): Add caseinsensitive flag and accessor methods.
	(class path_conv): Add caseinsensitive member and define
	objcaseinsensitive method.  Drop case_clash member and isencoded method.
	(pathmatch): Change prototype according to above change.
	(pathnmatch): Ditto.
	(path_prefix_p): Ditto.
	(get_nt_native_path): Ditto.
	(class etc): Ditto.
	(fnunmunge): Remove prototype.
	* shared.cc (shared_info::init_obcaseinsensitive): Initialize
	obcaseinsensitive flag from obcaseinsensitive registry value.
	(shared_info::initialize): Call init_obcaseinsensitive here by the
	first process creating the shared memory.
	* shared_info.h (mount_item::fnmunge): Remove.
	(shared_info::obcaseinsensitive): Rename from obcaseinsensitivity.
	(shared_info::init_obcaseinsensitive): Declare.
	* syscalls.cc (try_to_bin): Add comment.
	* include/sys/mount.h (MOUNT_ENC): Remove flag.
	(MOUNT_NOPOSIX): Add flag.
2008-07-16 20:20:45 +00:00
Corinna Vinschen e2406d71aa Throughout drop allow_ntsec and allow_smbntsec handling.
* environ.cc (set_ntsec): Remove.
	(set_smbntsec): Remove.
	(known): Remove ntsec and smbntsec options.
	* external.cc (check_ntsec): Return true if no filename is given.
	* mount.cc (oopts): Add "acl" and "noacl" options.  Set MOUNT_NOACL
	flag accordingly.
	(fillout_mntent): Handle MOUNT_NOACL flag.
	* path.h (enum path_types): Add PATH_NOACL.
	* security.cc (allow_ntsec): Remove.
	(allow_smbntsec): Remove.
	* security.h (allow_ntsec): Drop declaration.
	(allow_smbntsec): Drop declaration.
	* include/sys/mount.h (MOUNT_NOACL): Define.
2008-07-14 20:22:03 +00:00
Corinna Vinschen 6afd630106 * fhandler_disk_file.cc (fhandler_disk_file::opendir): Don't try to
use FileIdBothDirectoryInformation on NFS shares.  Fix comment to
	explain why.
	* path.cc (symlink_info::check): Reinstantiate no_ea.  Use in
	erroneously changed condition.
2008-05-23 17:22:18 +00:00
Corinna Vinschen b4ea313a85 * fhandler_disk_file.cc (fhandler_disk_file::readdir): Eliminate
compiler warning.
2008-05-23 10:01:34 +00:00
Corinna Vinschen 380b8bac12 * fhandler_disk_file.cc (get_ino_by_handle): Rename pfai to fai.
(fhandler_base::fstat_by_handle): Drop fai_size and pfai in favor of
	static struct fai_buf.  Restructure.
	(fhandler_base::fstat_by_name): Drop fvi_size and pfvi.  Drop fdi_size
	and pfdi in favor of static struct fdi_buf.  Drop redundant test for
	existance.  Use FileDirectoryInformation class instead of
	FileBothDirectoryInformation.  Drop call to NtQueryVolumeInformationFile
	in favor of using pc.fs_serial_number ().  Fix FileId information given
	to fstat_helper.
	(fhandler_disk_file::fstatvfs): Drop fvi_size, pfvi, fai_size and pfai.
	Drop getting FileFsVolumeInformation and FileFsAttributeInformation in
	favor of using the related path_conv info.
	(fhandler_disk_file::opendir): Fix comment.
	(fhandler_disk_file::readdir): Ditto.  Use FileDirectoryInformation
	class instead of FileBothDirectoryInformation.
	* path.cc (fs_info::update): Store MaximumComponentNameLength in new
	member name_len.
	* path.h (struct fs_info): Use ULONG rather than DWORD.  Add member
	name_len to store MaximumComponentNameLength.  Add accessor methods.
	(path_conv::fs_name_len): New method.
2008-05-21 10:23:19 +00:00
Corinna Vinschen 0d3f365881 * fhandler.h (dirent_states): Add dirent_nfs_d_ino state and add it to
dirent_info_mask.
	* fhandler_disk_file.cc (fhandler_disk_file::opendir): Set
	dirent_nfs_d_ino flag for NFS shares.  Explain why.
	(fhandler_disk_file::readdir): Use FileNamesInformation instead of
	FileBothDirectoryInformation info class on NFS clients not supporting
	the FileIdBothDirectoryInformation info class.  Use local pointers to
	accommodate different offsets.
	* path.cc (symlink_info::check): Don't test directories for symlinks
	on NFS shares.  Enhance comment.
2008-05-21 09:02:42 +00:00
Corinna Vinschen 6e961ccc7e * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Fix test for
S_IFSOCK in mode bits.
2008-05-20 21:08:39 +00:00
Corinna Vinschen ec0165f29c * fhandler_disk_file.cc (fhandler_disk_file::mkdir): Create directories
on NFS shares with correct mode bits.
2008-05-20 16:24:06 +00:00
Corinna Vinschen fe6934da14 * Makefile.in (DLL_OFILES): Add nfs.o.
* fhandler.cc (fhandler_base::open): Open files on NFS shares with
	correct access flags and EAs.
	* fhandler.h (fhandler_base::fstat_by_nfs_ea): Declare.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): New method.
	(fhandler_base::fstat_by_handle): Call fstat_by_nfs_ea for files on
	NFS shares.
	(fhandler_disk_file::fchmod): Use NFS specific method to set mode for
	files on NFS shares.  Don't overrule errno from call to
	set_file_attribute with errno from NtSetInformationFile call.
	(fhandler_disk_file::fchown): Add comment.
	* mount.cc (fillout_mntent): Accommodate change in second parameter
	to fs_info::update.
	* nfs.cc: New file.
	* nfs.h: New file.
	* path.cc (fs_info::update): Take handle instead of bool as second
	parameter.  Use that handle if it's not NULL.  Only close handle if
	it has been opened here.  Use static defined buffers instead of
	alloca'd buffers.
	(path_conv::check): Call symlink_info::check with reference to fs.
	Don't call fs.update here if file exists.
	(conv_path_list): Prefer tmp_pathbuf buffer over using alloca.
	(symlink_worker): Use NFS specific method to create symlinks on NFS
	shares.  Prefer tmp_pathbuf buffer over using alloca.
	(symlink_info::check_shortcut): Reopen file from incoming handle
	with necessary FILE_GENERIC_READ flag.  Prefer tmp_pathbuf buffer over
	using alloca.
	(symlink_info::check_sysfile): Ditto.
	(symlink_info::check_reparse_point): Use tmp_pathbuf buffer to
	allocate REPARSE_DATA_BUFFER.
	(symlink_info::check_nfs_symlink): New method.
	(enum symlink_t): Remove.
	(symlink_info::check): Don't use NtQueryAttributesFile.  Rather, open
	file with necessary access flags and call NtQueryInformationFile.  Fix
	error handling in case file can't be opened.  For existing files, call
	fs_info::update here.  Restructure symlink checking to accommodate the
	fact that the file is already open.  Add case for NFS symlinks.
	* path.h (fs_info::update): Take handle instead of bool as second
	parameter.
2008-05-20 15:11:23 +00:00
Corinna Vinschen 455acb11a4 * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Drop
explicit transformation of special DOS chars.
	* strfuncs.cc (sys_wcstombs): Always transform UNICODE private use area
	back to ASCII.
2008-05-14 10:21:22 +00:00
Corinna Vinschen 4214d0c04c * fhandler_disk_file.cc (fhandler_base::fstat_helper): Disable calling
pc.ndisk_links.  Just use nNumberOfLinks instead.
2008-04-24 17:15:17 +00:00
Corinna Vinschen 4e4eba83f8 * fhandler_disk_file.cc (fhandler_base::utimens_fs): Fix typo in
input range check.
2008-04-24 12:37:05 +00:00
Corinna Vinschen eba32ec829 * cygwin.din (futimens): Export.
(utimensat): Export.
	* fhandler.cc (fhandler_base::utimens): Replace fhandler_base::utimes.
	Call utimens_fs.
	* fhandler.h (class fhandler_base): Declare utimens_fs instead of
	utimes_fs, utimens instead of utimes.
	(class fhandler_disk_file): Declare utimens instead of utimes.
	* fhandler_disk_file.cc (fhandler_disk_file::utimens): Replace
	fhandler_disk_file::utimes.
	(fhandler_base::utimens_fs): Replace fhandler_base::utimes_fs.
	Implement tv_nsec handling according to SUSv4.
	* syscalls.cc (utimensat): New function.
	* times.cc (timespec_to_filetime): New function.
	(timeval_to_timespec): New function.
	(utimens_worker): Replace utimes_worker.
	(utimes): Convert timeval to timespec and call utimens_worker.
	(lutimes): Ditto.
	(futimens): Take over implementation from futimes.
	(futimes): Convert timeval to timespec and call futimens.
	* winsup.h (timespec_to_filetime): Declare.
	* include/cygwin/version.h: Bump API minor number.
	* posix.sgml: Add SUSv4 section.  Add futimens and utimensat to it.
2008-04-24 09:59:54 +00:00
Corinna Vinschen 949caed8f7 * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Fix
thinko in UNC path handling.
	* path.cc (symlink_worker): Fix typo in comment.  Fix UNC path handling.
2008-04-14 09:15:35 +00:00
Corinna Vinschen 9bf7c7e96c * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Simplify
code which checks for symlinks.  Fix problem with UNC paths.

	* environ.cc (struct parse_thing): Remove transparent_exe option.
	* syscalls.cc (transparent_exe): Remove.
	(unlink): Always add stat_suffixes, drop transparent_exe check.
	(open): Ditto.
	(link): Ditto.
	(pathconf): Ditto.
	* fhandler_disk_file.cc (fhandler_disk_file::link): Ditto.
	* fhandler_process.cc (fhandler_process::fill_filebuf): Always remove
	.exe suffix.
	* path.cc (realpath): Never attach known_suffix.
2008-04-13 16:47:21 +00:00
Christopher Faylor b13e6864f5 Remove unneeded header files from source files throughout. 2008-04-07 18:45:59 +00:00
Corinna Vinschen a7d2cc16e2 * Fix copyright dates. 2008-04-01 13:22:47 +00:00
Corinna Vinschen 636c94d853 * smallprint.cc (__small_vswprintf): Fix uninitialized usage of `w'.
Revamp advisory file locking to avoid cross reference pointers as well
	as to allow BSD flock semantics.  More agressively delete unused nodes
	and sync objects.
	* fhandler.h (fhandler_base::ino): Rename from namehash.  Fix comment.
	(fhandler_base::node): Remove.
	(fhandler_base::unique_id): Add.
	(fhandler_base::del_my_locks): New method.
	(get_ino): Rename from get_namehash.  Change usage throughout Cygwin.
	(get_unique_id): New method.
	* fhandler.cc (fhandler_base::close): Call own del_my_locks method.
	Fix comment.
	(fhandler_base::fhandler_base): Accommodate new and changed members.
	(fhandler_base::fixup_after_fork): Call del_my_locks.
	(fhandler_base::fixup_after_exec): Ditto for files with close-on-exec
	flag set.
	* fhandler_disk_file.cc (get_ino_by_handle): Rename from
	readdir_get_ino_by_handle.  Accommodate throughout.
	(fhandler_base::open_fs): Fill ino with inode number if FS has good
	inodes.  Allocate a LUID and store in unique_id to recognize file
	descriptors referencing the same file object.
	* flock.cc: Drop flock TODO comments.  Use explicit types __dev32_t
	and __ino64_t instead of dev_t and ino_t.
	(LOCK_OBJ_NAME_LEN): Change to reflect longer lf_id length.
	(get_obj_handle_count): New method.
	(lockf_t::lf_id): Change type to long long.
	(inode_t::get_lock_obj_handle_count): Drop in favor of static function
	get_obj_handle_count.
	(inode_t::del_locks): Remove.
	(inode_t::get): Add create_if_missing flag argument.
	(inode_t::del_my_locks): Reimplement to handle POSIX and BSD flock
	locks.  Return if node can be deleted or not.
	(inode_t::~inode_t): Ditto.  Close handles to i_dir and i_mtx.
	(fixup_lockf_after_fork): Remove.
	(fhandler_base::del_my_locks): New method.
	(fixup_lockf_after_exec): Check if node can be deleted.
	(inode_t::get): Only create node if create_if_missing is set.  Lock
	the returned node here before unlocking the node list.
	(inode_t::get_all_locks_list): Accommodate new lf_id length.
	(inode_t::create_lock_obj): Ditto.
	(lockf_t::open_lock_obj): Ditto.  Change return type to bool.  De-const.
	Set lf_obj instead of returning a handle.
	(lockf_t::del_lock_obj): Call SetEvent only if new incoming parameters
	allow it.  Explain how it's supposed to work.
	(fhandler_disk_file::lock): Only fetch file length in SEEK_END case.
	Use NtQueryInformationFile(FileStandardInformation) instead of
	calling fstat_by_handle.  Always unlock node before returning.
	Use fhandler's unique id to create lf_id for BSD flock locks.
	Rely on node lock from inode_t::get.  Call del_lock_obj on removed
	locks here to allow explicit unlocking.  Delete node if no lock exists
	on the file anymore.
	(lf_setlock): Get file handle as additional parameter.  Handle the fact
	that lf_getblock now always opens the attached event object.  Reactivate
	erroneously applied patch which deactivates setting thread priority.
	Additionally handle blocking on BSD flock locks.
	(lf_clearlock): Get file handle as additional parameter.
	(lf_getlock): Close event handle opened by lf_getblock.
	(lf_getblock): Open potentially blocking event object here and check
	its signal state if it's a BSD flock lock.
	(lf_wakelock): Get file handle as additional parameter.
	* fork.cc (frok::child): Drop call to fixup_lockf_after_fork.
	* ntdll.h (struct _EVENT_BASIC_INFORMATION): Define.
	(enum _EVENT_INFORMATION_CLASS): Define.
	(NtQueryEvent): Declare.

	* fhandler.h (fhandler_base::fs_flags): Remove.
	(fhandler_base::set_fs_flags): Remove.
	(fhandler_base::get_fs_flags): Remove.
	* fhandler.cc (fhandler_base::write): Check for sparse file using
	pc.fs_flags().
	* fhandler_disk_file.cc (fhandler_disk_file::ftruncate): Ditto.

	The return of the volume serial number in fs_info.
	* fhandler.h (get_dev): New method.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Drop call to
	NtQueryVolumeInformationFile(FileFsVolumeInformation).  Just use
	get_dev() method.
	* fhandler_fifo.cc (fhandler_fifo::open) Use device ID and inode number
	to generate fifo name.
	* path.h (fs_info::sernum): New member.
	(fs_info::serial_number): New method.
	(path_conv::fs_serial_number): New method.
	* path.cc (fs_info::update): Fetch volume serial number and store in
	sernum.
2008-03-31 18:03:25 +00:00
Corinna Vinschen a998dd7055 * fhandler.cc (fhandler_base::dup): Drop setting flags in the parent.
Implement advisory file locking.
	* cygheap.h (struct init_cygheap): Add inode_list member.
	* cygwin.din (lockf): Export.
	* dcrt0.cc (child_info_spawn::handle_spawn): Call
	fixup_lockf_after_exec.
	* dtable.h (class dtable): Add fhandler_disk_file as friend class.
	* fhandler.cc (fhandler_base::close): Call del_my_locks if node is set.
	(fhandler_base::fhandler_base): Initialize node to NULL.
	(fhandler_base::fixup_after_fork): Ditto.
	* fhandler.h (class fhandler_base): Add member node.
	* fhandler_disk_file.cc (fhandler_disk_file::lock): Delete.
	* flock.cc: Implement all advisory file locking here.
	(fhandler_disk_file::lock): Implement here.
	(flock): Call fcntl with F_FLOCK bit set.  Remove test main function.
	(lockf): New function.
	* fork.cc (frok::child): Call fixup_lockf_after_fork.
	* ntdll.h (DIRECTORY_ALL_ACCESS): Define.
	(struct _OBJECT_BASIC_INFORMATION): Define.
	(enum _EVENT_TYPE): Define.
	(NtCreateDirectoryObject): Declare.
	(NtCreateEvent): Declare.
	(NtCreateMutant): Declare.
	(NtOpenEvent): Declare.
	(NtOpenMutant): Declare.
	* include/cygwin/version.h: Bump API minor number.
2008-03-24 14:48:58 +00:00
Corinna Vinschen b0717aae02 * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Disable
munging.  Convert all chars in the 0xf0xx area to it's ascii equivalent.
	* path.cc (normalize_posix_path): Don't treat "X:foo" as windows path,
	only "a:\foo".
	(tfx_chars): New transformation table for special DOS chars.
	(tfx_chars_managed): Ditto, plus transformation of uppercase ASCII
	chars.
	(transform_chars): New function.
	(get_nt_native_path): Make static.  Call transform_chars for all valid
	FS paths.  Get additional flag if file is managed or not.  Accommodate
	throughout.
	(getfileattr): Get additional flag if file is managed or not.
	Accommodate throughout.
	(path_conv::check): Disable special handling for trailing dots and
	spaces.
	(mount_item::build_win32): Disable code for managed paths.
	(mount_info::conv_to_posix_path): Ditto.
	* path.h (get_nt_native_path): Remove declaration.
2008-03-12 16:07:04 +00:00
Corinna Vinschen 31812fc0bc * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): Don't
copy filename twice in the non-managed case.
2008-03-12 15:04:06 +00:00
Corinna Vinschen ca6fd6300a * fhandler_disk_file.cc (DIR_BUF_SIZE): Define required space for file
name in terms of sizeof(WCHAR).
	(fhandler_disk_file::readdir_helper): Convert *all* of fname.
	* path.cc (fillout_mntent): Use tmp_pathbuf for path buffer.
	(symlink_worker): Ditto.
	(SCAN_JUSTCHECKTHIS): New state for suffix_scan to define
	that only the actual name gets cheked and a suffix is never attached.
	(suffix_scan::has): If filename + suffix would be > NAME_MAX, start
	in SCAN_JUSTCHECKTHIS state.
	(suffix_scan::next): Add case for SCAN_JUSTCHECKTHIS.
	(symlink_info::check): Use tmp_pathbuf for path buffer.  Goto
	file_not_symlink in case of invalid file name.
	(realpath): Use tmp_pathbuf for path buffer.
2008-03-08 17:28:40 +00:00
Corinna Vinschen 86a4b0c733 * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Call close_fs
instead of close to avoid calling close from wrong class when changing
	a file system based device node.
	(fhandler_disk_file::fchown): Ditto.
	(fhandler_disk_file::facl): Ditto.
2008-02-29 16:38:51 +00:00
Corinna Vinschen bad25c125b * (struct __DIR_cache): Switch order of members so that the buffer
given to NtQueryDirectoryFile is 8 byte aligned.
2008-02-27 17:52:33 +00:00
Christopher Faylor 70300fdb1c Perform whitespace cleanup throughout.
* dcrt0.cc (signal_shift_subtract): Eliminate ancient backwards compatibility.
(check_sanity_and_sync): Ditto.
* winsup.h (SIGTOMASK): Ditto.  Just use constant in signal calculation.
* include/cygwin/version: Remove backwards signal mask compatibility define.
* path.cc (symlink_info::check_sysfile): Cosmetic change.
* registry.cc (get_registry_hive_path): Remove unneeded variable.
* exceptions.cc (handle_sigsuspend): Eliminate thread signal mask and use
either main sigmask or current thread sigmask.
(set_process_mask): Ditto.
(sighold): Ditto.
(sigrelse): Ditto.
(sigset): Ditto.
(set_process_mask_delta): Ditto.
(_cygtls::call_signal_handler): Ditto.
* fhandler_process.cc (format_process_status): Ditto.
* fhandler_termios.cc (fhandler_termios::bg_check): Ditto.
* pinfo.h (class pinfo): Ditto.
* select.cc (pselect): Ditto.
* signal.cc (sigprocmask): Ditto.
(abort): Ditto.
(sigpause): Ditto.
(sigsend): Ditto.
(wait_sig): Ditto.
* thread.h (pthread::parent_tls): New member.
* thread.cc (pthread::pthread): Record parent_tls here.
(pthread::thread_init_wrapper): Initialize sigmask from parent thread.
2008-02-15 17:53:11 +00:00
Corinna Vinschen dbc81478fa * fhandler_disk_file.cc (fhandler_disk_file::fgetxattr): Remove unused
attr.
	(fhandler_disk_file::fsetxattr): Ditto.
	* include/attr/xattr.h: New file.
2008-02-11 19:03:36 +00:00
Corinna Vinschen 50450dcc5f * Makefile.in (DLL_OFILES): Add ntea.o.
* cygwin.din (getxattr, listxattr, removexattr, setxattr, lgetxattr,
	llistxattr, lremovexattr, lsetxattr, fgetxattr, flistxattr,
	fremovexattr, fsetxattr): Export Linux extended attribute functions.
	Sort.
	* errno.cc (errmap): Add mappings for ERROR_EAS_DIDNT_FIT,
	ERROR_EAS_NOT_SUPPORTED, ERROR_EA_LIST_INCONSISTENT,
	ERROR_EA_TABLE_FULL, ERROR_FILE_CORRUPT, ERROR_INVALID_EA_NAME.
	* fhandler.h (class fhandler_base): Declare new fgetxattr and
	fsetxattr methods.
	(class fhandler_disk_file): Ditto.
	* fhandler.cc (fhandler_base::fgetxattr): New method.
	(fhandler_base::fsetxattr): New method.
	* fhandler_disk_file.cc (fhandler_disk_file::fgetxattr): New method.
	(fhandler_disk_file::fsetxattr): New method.
	* ntdll.h (STATUS_EA_TOO_LARGE): Define.
	(STATUS_NONEXISTENT_EA_ENTRY): Define.
	(STATUS_NO_EAS_ON_FILE): Define.
	* ntea.cc (read_ea): Rewrite for long pathnames and for using with
	Linux extended attribute functions.
	(write_ea): Ditto.
	(getxattr_worker): New static function.
	(getxattr): New function.
	(lgetxattr): New function.
	(fgetxattr): New function.
	(listxattr): New function.
	(llistxattr): New function.
	(flistxattr): New function.
	(setxattr_worker): New static function.
	(setxattr): New function.
	(lsetxattr): New function.
	(fsetxattr): New function.
	(removexattr): New function.
	(lsetxattr): New function.
	(fsetxattr): New function.
	* security.h (read_ea): Change declaration according to above changes.
	(write_ea): Ditto.
	* include/cygwin/version.h: Bump API minor version.
2008-02-10 15:43:04 +00:00
Corinna Vinschen 755f6f8f65 * fhandler_disk_file.cc (fhandler_disk_file::link): Open file with
READ_CONTROL for Vista/Longhorn's sake.
2008-01-21 14:51:55 +00:00
Corinna Vinschen 5c80ea0230 * fhandler_disk_file.cc (fhandler_base::fstat_helper): Fix R/O bit
handling on filesystems without ACL support.
2007-12-11 18:57:44 +00:00
Corinna Vinschen 101f07b907 * fhandler_disk_file.cc (fhandler_base::fstat_helper): Don't remove
write bits for directories with R/O attribute.
	(fhandler_base::fhaccess): Don't shortcircuit R/O attribute with W_OK
	scenarios for directories.
2007-10-30 12:32:16 +00:00
Corinna Vinschen 6788155fe2 * fhandler_disk_file.cc (__DIR_mounts::eval_ino): Make fname big enough
to allow multibyte chars.
2007-10-19 12:22:49 +00:00
Corinna Vinschen 6ce2c24121 * fhandler.cc (is_at_eof): Rewrite using NT functions.
(off_current): New static variable.
	(off_append): Ditto.
	(fhandler_base::raw_write): Use NtWriteFile.  Accommodate O_APPEND here.
	(fhandler_base::write): Drop O_APPEND hack.  Use NT functions.
	(fhandler_base::lseek): Rewrite using NT functions.
	* fhandler_disk_file.cc (fhandler_disk_file::fstatvfs): Add space in
	debug output.
	(fhandler_disk_file::ftruncate): Ditto.
	* ntdll.h (STATUS_DISK_FULL): Define.
	(FILE_USE_FILE_POINTER_POSITION): Define.
	(FILE_WRITE_TO_END_OF_FILE): Define.
2007-10-15 08:25:38 +00:00
Corinna Vinschen b75971ef8a * ntdll.h (struct _FILE_COMPRESSION_INFORMATION): Align with definition
in w32api / MSDN.
	* fhandler_disk_file.cc (fhandler_base::fstat_helper): Accommodate
	change to struct _FILE_COMPRESSION_INFORMATION.
2007-09-27 09:35:06 +00:00
Corinna Vinschen 2e9fe498f2 * fhandler_disk_file.cc (fhandler_base::fstat_helper): Rewrite checking
for executable file magic using a thread safe method and re-enable this
	code.
2007-08-21 15:37:10 +00:00
Corinna Vinschen 66e36b7987 * fhandler_disk_file.cc: Change debugging output througout to print
the NT status consistently.  Use UNICODE path information if available.
2007-08-21 12:09:38 +00:00
Corinna Vinschen f4c963630e * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Handle S_IFSOCK
mode bit by setting the SYSTEM attribute.
	* fhandler_socket.cc (fhandler_socket::fchmod): Add S_IFSOCK mode bit
	when calling fhandler_disk_file::fchmod.  Don't set attributes here.
2007-08-16 16:59:25 +00:00
Corinna Vinschen bd61a7f7b9 * fhandler.h (fhandler_base::get_namehash): Use NT native path.
* fhandler_disk_file.cc (readdir_get_ino): Ditto in call to
	hash_path_name.
2007-08-16 14:10:06 +00:00
Corinna Vinschen 6d70255fe8 * fhandler_disk_file.cc (fhandler_disk_file::link): Drop superfluous
test for trailing dot.
	* path.h (path_conv::operator []): Remove.
2007-08-15 15:31:19 +00:00
Corinna Vinschen 4a971ce403 * fhandler.h (fhandler_base::pc): Make public.
* fhandler_disk_file.cc (fhandler_disk_file::link): Drop extern
	declaration of stat_suffixes.  Use NT native path in debug output.
	(fhandler_base::utimes_fs): Simplify closeit case.  Use close_fs
	to close newly opened file handle.
	(fhandler_base::open_fs): Use NT native path in debug output.
	* path.cc: Throughout drop extern declaration of stat_suffixes.
	* path.h (stat_suffixes): Declare.
	* sec_acl.cc (acl_worker): Drop extern declaration of stat_suffixes.
	* times.cc (utimes_worker): Take path_conv as parameter instead of
	single-byte pathnam, drop nofollow argument, accommodate throughout.
	Compare UNICODE paths when enumerating file descriptors.  Fix
	formatting.  Use NT native path in debug output.
2007-08-14 14:48:52 +00:00
Corinna Vinschen deafd19cea * fhandler.h (fhandler_base::close_fs): Reintroduce (as inline function)
for clearness.
	* fhandler_disk_file.cc (fhandler_base::fstat_fs): Revert previous
	change.
	(fhandler_base::open_fs): Ditto.
	* fhandler_socket.cc (fhandler_socket::close): Ditto.
2007-08-13 19:15:47 +00:00
Corinna Vinschen 176c3f21b4 * Makefile.in (DLL_OFILES): Remove delqueue.o.
* delqueue.cc: Delete.
	* fhandler.h (fhandler_base::close_fs): Drop declaration.
	(fhandler_disk_file::close): Drop declaration.
	* fhandler_disk_file.cc (fhandler_base::fstat_fs): Call close instead of
	close_fs.
	(fhandler_base::fstat_helper): Use open FH_UNIX handle in call to
	get_file_attribute.
	(fhandler_base::open_fs): Call close instead of get_file_attribute.
	(fhandler_disk_file::close): Remove.
	(fhandler_base::close_fs): Remove.
	* fhandler_socket.cc (fhandler_socket::close): Just call
	fhandler_base::close for FH_UNIX sockets.
	* shared.cc (user_shared_initialize): Drop call to
	user_shared->delqueue.init.
	* shared_info.h (CURR_USER_MAGIC): Change according to below change.
	(MAX_DELQUEUES_PENDING): Remove.
	(class delqueue_list): Remove.
	(class user_info): Remove delqueue.
	* syscalls.cc (close_all_files): Drop call to
	user_shared->delqueue.process_queue.
	(unlink): Drop delqueue handling.
2007-08-13 17:16:05 +00:00
Corinna Vinschen 87a7ae5e7f * fhandler.cc (fhandler_base::open): Remove HIDDEN_DOT_FILES code.
* fhandler_disk_file.cc (fhandler_disk_file::mkdir): Ditto.
	* path.cc (symlink_worker): Ditto.
2007-08-12 15:42:02 +00:00
Corinna Vinschen e809fec984 * fhandler_disk_file.cc (readdir_get_ino): Accommodate native symlinks.
* syscalls.cc (rename): Ditto.
2007-08-02 15:13:56 +00:00
Corinna Vinschen b6c2b7cc73 * fhandler_disk_file.cc (path_conv::ndisk_links): Fix typo in call to
NtClose.
2007-08-02 10:22:30 +00:00
Corinna Vinschen d3dd7d3682 * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Drop
usage of path_conv::volser().
	(fhandler_base::fstat_by_name): Ditto.
	* ntdll.h (STATUS_NO_MEDIA_IN_DEVICE): Define.
	(STATUS_OBJECT_NAME_NOT_FOUND): Define.
	(FILE_REMOVABLE_MEDIA, FILE_READ_ONLY_DEVICE, FILE_FLOPPY_DISKETTE)
	(FILE_WRITE_ONCE_MEDIA, FILE_REMOTE_DEVICE, FILE_DEVICE_IS_MOUNTED)
	(FILE_VIRTUAL_VOLUME, FILE_AUTOGENERATED_DEVICE_NAME)
	FILE_DEVICE_SECURE_OPEN): Define Device Characteristics.
	(struct _FILE_FS_DEVICE_INFORMATION): Define.
	* path.cc (MAX_FS_INFO_CNT): Remove.
	(fsinfo): Remove.
	(fsinfo_cnt): Remove.
	(fs_info::update): Rewrite using native NT functions.  Drop fs_info
	cashing since it's incorrect.
	(path_conv::fillin): Use NtQueryInformationFile.  Drop setting serial
	number.
	(path_conv::check): Accommodate new fs_info::update parameters.
	(fillout_mntent): Ditto.
	* path.h (fs_info): Drop serial, has_ea and drive_type status
	flags.
	(fs_info::update): Declare with new parameters.
	(path_conf::drive_type): Remove.
	(path_conf::fs_has_ea): Remove.
	(path_conf::volser): Remove.
2007-08-01 12:55:25 +00:00
Corinna Vinschen 9235f3ead1 * fhandler_disk_file.cc (fhandler_disk_file::link): Revert to checking
for binary in case of .exe files.
	* ntdll.h (RtlPrefixUnicodeString): Declare.
	* path.cc (path_conv::is_binary): New method.
	* path.h (path_conv::is_binary): Declare.
	* syscalls.cc (rename_append_suffix): New static helper function for
	rename.
	(rename): Rewrite.  New suffix tests.  Use native NT functions.
2007-07-31 15:20:00 +00:00
Corinna Vinschen 378692ee42 * fhandler_disk_file.cc (fhandler_disk_file::facl): If file can't be
opened for reading the ACLs, fall back to faking them.
	* sec_acl.cc (acl_worker): Handle non-existing files.
	* security.cc (get_file_attribute): Return ILLEGAL_UID/ILLEGAL_GID
	as owner/group for non-readable ACLs on file systems supporting them.
2007-07-30 10:58:16 +00:00
Corinna Vinschen 9d017bd09c * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Don't allow
FileAttributes set to 0 when calling NtSetInformationFile since it has
	a special meaning.
	(fhandler_disk_file::facl): Ditto.
	(fhandler_disk_file::link): Only set attributes after copying files.
	Use SetFileAttributesW.
	* syscalls.cc (unlink_nt): Only care for actual FILE_ATTRIBUTE_READONLY.
	Don't allow FileAttributes set to 0 when calling NtSetInformationFile.
	After marking for deletion, restore R/O attribute on files to
	accommodate hardlinks.
2007-07-29 15:57:41 +00:00
Corinna Vinschen ed7ec849f6 * fhandler_disk_file.cc (fhandler_disk_file::link): Use FILE_ANY_ACCESS.
(fhandler_base::utimes_fs): Fix white space.
	(fhandler_disk_file::lock): Remove 9x blurb from comment.
	(fhandler_disk_file::mkdir): Use NtCreateFile/NtClose instead of
	CreateDirectoryA.
	(fhandler_disk_file::rmdir): Accommodate changes to unlink_nt.
	Simplify post-delete SMB-related tests.  Use NtQueryAttributesFile
	instead of GetFileAttributes.
	* ntdll.h (STATUS_DIRECTORY_NOT_EMPTY): Define.
	(NtQueryAttributesFile): Declare.
	* syscalls.cc (unlink_nt): Return NTSTATUS.  Drop setattrs parameter.
	Never use FILE_DELETE_ON_CLOSE, always use
	NtSetInformationFile(FileDispositionInformation) instead.
	Check for R/O attributes and open file with FILE_WRITE_ATTRIBUTES
	access if any of them are set.  Remove R/O attributes before
	marking for delete if necessary.  Revert them afterwards if necessary.
	(unlink): Accommodate changes to unlink_nt.
2007-07-29 12:27:22 +00:00
Corinna Vinschen 4368984a7b * fhandler_disk_file.cc: Use get_handle throughout.
(fhandler_disk_file::fchmod): Always try to open file with required
	access rights.  Use NtSetInformationFile instead of SetFileAttributes.
	(fhandler_disk_file::facl): Use NtSetInformationFile instead of
	SetFileAttributes.
	(fhandler_base::utimes_fs): Change lastaccess and lastwrite to
	LARGE_INTEGER.  Drop 9x directory case.  Use NtSetInformationFile
	instead of SetFileAttributes.  Drop temporarily changing R/O attribute
	since NtSetInformationFile(FileBasicInformation) also works on R/O
	files.
	* ntdll.h (STATUS_NOT_SUPPORTED): Define.
2007-07-29 08:23:04 +00:00
Corinna Vinschen 81e98baf81 * ntdll.h (RtlEqualUnicodePathPrefix): Rename from RtlEqualPathPrefix.
(RtlEqualUnicodePathSuffix): Rename from RtlEqualPathSuffix.
	* fhandler_disk_file.cc (fhandler_disk_file::link): Accommodate above
	change.
2007-07-28 16:08:45 +00:00
Corinna Vinschen 74c5e8c73a * ntdll.h (RtlInitCountedUnicodeString): Swap order of string and length
parameters to be the same as for RtlInitEmptyUnicodeString.
	(RtlEqualPathPrefix): New inline function.
	(RtlEqualPathSuffix): New inline function.
	* fhandler_disk_file.cc: Accommodate parameter order change of
	RtlInitEmptyUnicodeString throughout.
	(fhandler_disk_file::link): Do path checking in unicode.  Call
	CopyFileW instead of CopyFileA.
2007-07-28 16:00:35 +00:00
Corinna Vinschen 745c29fe7b * autoload.cc (CreateHardLinkA): Remove.
* fhandler_disk_file.cc (fhandler_disk_file::link): Drop GetBinaryType
	test.  Just check exe suffix instead.  Tune creating new file name.
	Implement creating hard link using native NT functions which works
	on all platforms.
	* ntdll.h (STATUS_INVALID_DEVICE_REQUEST): Define.
	(struct _FILE_LINK_INFORMATION): Define.
2007-07-27 16:24:07 +00:00
Corinna Vinschen f590b14dfd * fhandler_disk_file.cc (fhandler_disk_file::ftruncate): Use
NtQueryInformationFile instead of GetFileSize, NtFsControlFile instead
	of DeviceIoControl.
2007-07-27 13:19:41 +00:00
Corinna Vinschen ceaf31f416 * fhandler_disk_file.cc (fhandler_base::fstat_by_name): Use
RtlSplitUnicodePath.
	(fhandler_disk_file::fstat): Rename oret to opened.  Open file using NT
	functions right here.  Try to open parent dir instead of root directory
	to avoid call to rootdir.  Use NtFsControlFile.
	* ntdll.h (RtlSplitUnicodePath): Define.
2007-07-27 10:10:57 +00:00
Corinna Vinschen 655639ba89 * fhandler_disk_file.cc (is_volume_mountpoint): New static inline
function.
	(path_conv::ndisk_links): Call is_volume_mountpoint.
	(fhandler_disk_file::readdir_helper): Ditto.
2007-07-27 09:00:12 +00:00
Corinna Vinschen fe7bbe1504 * fhandler.h (enum query_state): Drop redundant query_stat_control.
* fhandler.cc (fhandler_base::open): Ditto.  Add READ_CONTROL to
	access and FILE_OPEN_FOR_BACKUP_INTENT to create_options when opening
	for writing.  Always set security attributes to avoid calling
	has_acls.
	* fhandler_disk_file.cc (fhandler_base::fstat_fs): Don't try to
	open file twice.
2007-07-27 08:38:00 +00:00
Corinna Vinschen 214c3a1167 * dir.cc (readdir_worker): Drop dir parameter from call to
readdir_get_ino.
	* fhandler.h (fhandler_disk_file::readdir_helper): Switch file name
	parameter to PUNICODE_STRING.
	* fhandler_disk_file.cc: Drop including ntdef.h.
	(class __DIR_mounts): Store mount points in UNICODE.  Additionally
	store cygdrive prefix in unicode here.  Change methods accordingly.
	(__DIR_mounts::eval_ino): Call new stat_worker instead of lstat64.
	(__DIR_mounts::~__DIR_mounts): New destructor to free UNICODE buffers.
	(path_conv::ndisk_links): Rewrite using native NT functions.
	(fhandler_base::fstat_by_handle): Use NAME_MAX instead of CYG_MAX_PATH.
	Always set pfvi->VolumeSerialNumber to non-0.  Remove last resort
	code.
	(fhandler_base::fstat_by_name): Rewrite using native NT functions.
	(fhandler_base::fstat_fs): Always call fstat_by_name if fstat_by_handle
	fails.
	(fhandler_base::fstat_helper): Rely on dwVolumeSerialNumber.
	(fhandler_disk_file::facl): Call fstat_by_name if fstat_by_handle fails.
	(DIR_BUF_SIZE): Define using NAME_MAX instead of CYG_MAX_PATH.
	(__DIR_cache): Remove __name.
	(d_dirname): Remove.
	(fhandler_disk_file::opendir): Drop pathname length check.
	Remove outdated comment.  Use get_name method instead of accessing
	pc.normalized_path directly.
	(readdir_get_ino): Drop unused dir parameter.  Accomodate throughout.
	Allocate fname dynamically.  Call new stat_worker instead of lstat64.
	Call NtOpenFile instead of CreateFile.  Call NtClose instead of
	CloseHandle.
	(fhandler_disk_file::readdir_helper): Use native NT functions.
	Check for volume mount points and use correct inode number.
	(fhandler_disk_file::readdir): Simplify slightly.
	Use get_name instead of pc.normalized_path.
	(fhandler_disk_file::rewinddir): Use RtlInitUnicodeString.
	(fhandler_cygdrive::fstat): Ignore floppy drives.  Set st_nlink
	correctly.
	(fhandler_cygdrive::readdir): Ignore floppy drives.
	* fhandler_netdrive.cc (fhandler_netdrive::readdir): Accommodate
	change to readdir_get_ino.
	* fhandler_proc.cc (PROC_DIR_COUNT): Define.
	(fhandler_proc::fstat): Evaluate correct link count for /proc.
	* ntdll.h (struct _FILE_DIRECTORY_INFORMATION): Define.
	(NtFsControlFile): Declare.
	(RtlAppendUnicodeToString): Declare.
	(RtlAppendUnicodeStringToString): Declare.
	(RtlCompareUnicodeString): Declare.
	(RtlCopyUnicodeString): Declare.
	(RtlCreateUnicodeStringFromAsciiz): Declare.
	(RtlEqualUnicodeString): Declare.
	(RtlFreeUnicodeString): Declare.
	(RtlInitEmptyUnicodeString): Declare.
	(RtlSecondsSince1970ToTime): Declare.
	(RtlInitEmptyUnicodeString): Define as inline function.
	(RtlInitCountedUnicodeString): Define as inline function.
	* path.cc (path_conv::check): New method with PUNICODE_STRING as path,
	preliminary implementation.
	(mount_info::get_mounts_here): Change to create UNICODE_STRINGs.
	Also copy cygpath prefix into UNICODE_STRING.
	(is_floppy): Drop 9x consideration.
	* path.h: Drop including ntdef.h.
	(path_conv::check): Add declaration.
	(path_conv::path_conv): Add constructor for UNICODE_STRING paths.
	* shared_info.h (mount_info::get_mounts_here): Change declaration.
	* syscalls.cc: Drop forward declaration of stat_worker.
	(stat_worke): Take path_conv as parameter.  Drop nofollow flag.
	(stat64): Create matching path_conv and call stat_worker with it.
	(lstat64): Ditto.
	* winsup.h: Include ntdef.h.
	(stat_worker): Declare.
	(readdir_get_ino): Change declaration.
2007-07-26 17:30:54 +00:00
Corinna Vinschen eea4e48208 * fhandler.cc (fhandler_base::fhaccess): Accommodate interface changes
of access control functions throughout.
	* fhandler_disk_file.cc: Ditto.
	* fhandler_registry.cc: Ditto.
	* sec_acl.cc: Drop unnecessary includes.
	(setacl): Take path_conv instead of file name as parameter.
	Accommodate interface changes of access control functions.
	(getacl): Ditto.
	* sec_auth.cc: New file, taking over all authentication related
	functions from security.cc.
	* sec_helper.cc: Drop unnecessary includes.
	* security.cc: Ditto.  Move all authentication related functions to
	sec_auth.cc.
	(ALL_SECURITY_INFORMATION): New define.  Use throughout.
	(set_file_sd): New function, replacing read_sd and the file related
	part of get_nt_object_security.
	(get_reg_sd): Rename from get_reg_security.  Drop type parameter.
	(get_reg_attribute): New function, replacing the registry related part
	of get_nt_object_security.
	(get_file_attribute): Take path_conv instead of file name as parameter.
	Use new get_file_sd call.
	(set_file_attribute): Ditto plus new set_file_sd.  Drop unnecessary
	implementation without uid/gid parameters.
	(check_file_access): Take path_conv instead of file name as parameter.
	Use new get_file_sd call.
	(check_registry_access): Use new get_reg_sd call.
	* security.h: Accommodate above interface changes.
2007-07-20 14:29:43 +00:00
Corinna Vinschen e25b3402ac * fhandler_disk_file.cc (fhandler_base::fstat_by_name): Use
NtQueryFullAttributesFile instead of FindFirstFile.
	(fhandler_base::fstat_fs): Drop check for exec_state.  Drop check for
	invalid characters.
	* ntdll.h (struct _FILE_NETWORK_OPEN_INFORMATION): Define.
	(NtQueryFullAttributesFile): Declare.
2007-07-19 17:22:34 +00:00
Corinna Vinschen 91d2f6eebf * fhandler.cc (fhandler_base::open): Drop local wpath and upath
variables.  Call pc.get_object_attr to create object attributes.
	* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
	* syscalls.cc (unlink_nt): Ditto.
	* path.cc (path_conv::set_normalized_path): Set wide_path to NULL.
	(path_conv::get_nt_native_path): Drop parameter.  Create path in
	wide_path/uni_path members.
	(path_conv::get_object_attr): New method to create object attributes.
	(path_conv::get_wide_win32_path): New method to create Win32 wide path.
	(path_conv::check): Initialize wide_path to NULL.
	(path_conv::~path_conv): cfree wide_path.
	* path.h (class path_conv): New members wide_path and uni_path.
	Add declarations of get_object_attr and get_wide_win32_path.
	(path_conv::path_conv): Initialize wide_path to NULL.
	(path_conv::get_nt_native_path): Drop parameter.
2007-07-19 11:41:17 +00:00
Corinna Vinschen 822036b6c9 * fhandler_disk_file.cc (fhandler_disk_file::opendir): Move setting
cfd->nohandle where it won't crash.
2007-07-17 13:22:21 +00:00
Corinna Vinschen 281bd334ac * dir.cc (closedir): Revert change from 2007-06-29.
* fhandler.h (dirent_valid_fd): Drop.
	* fhandler_disk_file.cc (fhandler_disk_file::opendir): If opening a
	real dir, use the underlying fhandler to keep track of the directory
	handle.  In fdopendir case use original io_handle from fhandler.  Use
	fhandler's io_handle in subsequent directory functions throughout.
	Create handle non-inheritable and set close-on-exec flag.
	(readdir_get_ino): Drop dirent_isroot case.
	(fhandler_disk_file::readdir): Handle dirent_isroot case here.
	(fhandler_disk_file::rewinddir): Revert change from 2007-07-05.  Use
	NtClose instead of CloseHandle.
	* fhandler_virtual.cc (fhandler_virtual::opendir): Drop adding
	dirent_valid_fd flag.  Set close-on-exec flag.
2007-07-09 17:02:37 +00:00
Christopher Faylor 8581e92c51 * fhandler_disk_file.cc: White space.
* fhandler_proc.cc: Ditto.
* fhandler_virtual.cc: Ditto.
2007-07-07 16:46:35 +00:00
Corinna Vinschen 64f50c2b3c * fhandler_disk_file.cc (fhandler_disk_file::opendir): Add missing
OBJ_INHERIT flag when creating OBJECT_ATTRIBUTES.
	(fhandler_disk_file::rewinddir): Ditto.
2007-07-05 09:35:36 +00:00
Corinna Vinschen 40570a828e * cygwin.din: Export fdopendir.
* dir.cc (opendir): Call fhandler's opendir with fd set to -1.
	(fdopendir): New function.
	(seekdir64): Use dirent_info_mask.
	(rewinddir): Ditto.
	(closedir): Only release underlying file descriptor if it has been
	reserved by opendir itself.
	* fhandler.cc (fhandler_base::opendir): Accommodate new parameter.
	* fhandler.h (dirent_states): Add dirent_valid_fd and dirent_info_mask.
	(fhander_XXX::opendir): Add file descriptor parameter.  Use regparms.
	(fhandler_procnet::opendir): Drop declaration.
	* fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto.
	If called from fdopendir, use existing handle to re-open directory
	with valid flags.  Rename fd to cfd.  Use only if no valid incoming fd.
	(fhandler_cygdrive::opendir): Accommodate new parameter.
	* fhandler_process.cc (fhandler_process::opendir): Ditto.
	* fhandler_procnet.cc (fhandler_procnet::opendir): Drop definition.
	* fhandler_virtual.cc (fhandler_virtual::opendir): Accommodate new
	parameter.  Only create new file descriptor entry if called from
	opendir.  Remove duplicated setting of dir->__flags.
	* posix.sgml: Add fdopendir to list of implemented Solaris functions.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/dirent.h: Declare fdopendir.
2007-06-29 15:13:01 +00:00
Corinna Vinschen ad4e943fca * dtable.cc (dtable::set_file_pointers_for_exec): Call SetFilePointer
correctly for 64 bit file access.  Comment out functionality.
	* fhandler.cc (fhandler_base::open): Don't set append_mode.
	(fhandler_base::write): Check for O_APPEND instead of append_mode.
	Call SetFilePointer correctly for 64 bit file access.  Handle
	errors from SetFilePointer.
	* fhandler.h (class fhandler_base): Drop append_mode status flag.
	* fhandler_disk_file.cc (fhandler_base::fstat_helper): Handle
	seeking correctly for 64 bit file access.
2007-05-29 17:25:36 +00:00
Corinna Vinschen 70de8290c8 * fhandler_mailslot.cc (fhandler_mailslot::fstat): Set new stat member
st_birthtim to useful value.
	* fhandler_process.cc (fhandler_process::fstat): Ditto.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Take
	additional parameter for creation time.  Fill st_birthtim with it.
	Accomodate additional creation time parameter throughout.
	* fhandler_raw.cc (fhandler_dev_raw::fstat): Set new stat member
	st_birthtim to useful value.
	* fhandler.cc (fhandler_base::fstat): Ditto.
	* fhandler_registry.cc (fhandler_registry::fstat): Ditto.
	* include/cygwin/version.h: Bump API minor number.
	* include/cygwin/stat.h (struct __stat64): Replace st_spare4 with
	timestruc_t st_birthtim.
	(struct stat): Ditto if __CYGWIN_USE_BIG_TYPES__ is defined.
	(st_birthtime): Define if __CYGWIN_USE_BIG_TYPES__ is defined.
2007-03-06 14:48:25 +00:00
Christopher Faylor 6e070c257c * Makefile (DLL_OFILES): Remove ntea.o
* environ.cc (set_ntea): Delete.
(parse_thing): Delete "ntea" setting.
* fhandler.cc (fhandler_base::open): Remove allow_ntea considerations.
(check_posix_perm): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::fchmod): Ditto.
(fhandler_base::open_fs): Ditto.
(fhandler_disk_file::mkdir): Ditto.
* path.cc (symlink_worker): Ditto.
* security.cc (get_file_attribute): Ditto.
(set_file_attribute): Ditto.
* security.h: Remove allow_ntea declaration.
2007-03-01 15:13:47 +00:00
Corinna Vinschen 3323df7e0e * fhandler.cc(fhandler_base::open): Open with READ_CONTROL only in
case of query_open flag set to query_read_control.  Add case for
	new query_read_attributes flag.
	(fhandler_base::fstatvfs): New method.
	* fhandler.h (enum query_state): Add query_read_attributes flag.
	(class fhandler_base): Declare new virtual fstatvfs method.
	(class fhandler_socket): Ditto.
	(class fhandler_pipe): Ditto.
	(class fhandler_fifo): Ditto.
	(class fhandler_disk_file): Ditto.
	(class fhandler_virtual): Ditto.
	* fhandler_disk_file.cc (fhandler_base::fstat_fs): Open with
	query_read_attributes instead of query_read_control.
	(fhandler_disk_file::fstatvfs): New method.
	(fhandler_disk_file::facl): Open with query_read_attributes instead of
	query_read_control.
	* fhandler_fifo.cc (fhandler_fifo::fstatvfs): New method.
	* fhandler_socket.cc (fhandler_socket::fstatvfs): New method.
	(fhandler_socket::fchmod): Return with EBADF in the default case.
	(fhandler_socket::fchown): Ditto.
	(fhandler_socket::facl): Ditto.
	* fhandler_virtual.cc (fhandler_virtual::fstatvfs): Ditto.
	* ntdll.h (struct _FILE_FS_ATTRIBUTE_INFORMATION): Define.
	(struct _FILE_FS_FULL_SIZE_INFORMATION): Define.
	* pipe.cc (fhandler_pipe::fstatvfs): New method.
	* syscalls.cc (fstatvfs): Just call the fhandler's fstatvfs.
	(statvfs): Ditto.
	(fstatfs): Call fstatvfs.
	(statfs): Drop EFAULT handling.
2007-02-27 12:58:56 +00:00
Corinna Vinschen 457c7938f0 * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Drop comment.
* mmap.cc (gen_access): Remove.
	(mmap_record::gen_access): Remove.
	(mmap64): Don't mention 9x any longer.
	* syscalls.cc (statvfs): Drop status code consideration for 9x.
	* libc/minires-os-if.c (get_registry_dns_items): Don't mention 9x any
	longer.
	(get_registry_dns): Drop getting registry key on 9x.  Drop is9x
	variable.
2007-02-26 12:22:41 +00:00