(cygheap_user::token): Delete.
(cygheap_user::impersonated): Delete.
(cygheap_user::external_token): New member.
(cygheap_user::internal_token): New member.
(cygheap_user::impersonation_state): New member.
(cygheap_user::issetuid): Modify.
(cygheap_user::token): New method.
(cygheap_user::deimpersonate): New method.
(cygheap_user::reimpersonate): New method.
(cygheap_user::has_impersonation_tokens): New method.
(cygheap_user::close_impersonation_tokens): New method.
* dtable.cc (dtable::vfork_child_dup): Use new cygheap_user methods.
* fhandler_socket.cc (fhandler_socket::dup): Ditto.
* fork.cc (fork_child): Ditto.
(fork_parent): Ditto.
* grp.cc (internal_getgroups): Ditto.
* security.cc (verify_token): Ditto.
(check_file_access): Ditto.
(cygwin_set_impersonation_token): Detect conflicts. Set
user.external_token.
* spawn.cc (spawn_guts): Use new cygheap_user methods.
* syscalls.cc (seteuid32): Rearrange to use the two tokens
in cygheap_user.
(setegid32): Use new cygheap_user methods.
* uinfo.cc: (internal_getlogin): Ditto.
cygerrno.h.
* include/cygwin/config.h (__DYNAMIC_REENT__): Define.
* include/cygwin/version.h: Bump API minor version.
* cygwin.din: Export __getreent
* cygerrno.h: Include errno.h. Fix places where _impure_ptr is used directly
to store the errno value.
* debug.cc (__set_errno): Ditto.
* errno.cc: Remove _RRENT_ONLY define to get errno.cc compiled.
* signal.cc: Rename _reent_clib to _REENT throughout.
* thread.h (reent_clib): Remove prototype.
* thread.cc (reent_clib): Rename reent_clib to __getreent. Return _impure_ptr
until MTinterface is initialized.
(reent_winsup): Fix a possible SEGV when _r == NULL. Return NULL instead.
* MTinterface::fixup_after_fork: Switch reent back to _impure_ptr to keep
signal handling running when fork is called from a thread other than the
mainthread.
* syscalls.cc (statfs): Call full_path.root_dir() instead of
rootdir(full_path). Use GetDiskFreeSpaceEx when available and
report space available in addition to free space.
* fhandler_disk_file.cc (fhandler_disk_file::fstat_by_name):
Do not call FindFirstFile for disk root directories.
(cfsetospeed): Use setspeed to set speed.
(cfsetispeed): Use setspeed to set speed.
* autoload.cc: Add load statement for UuidCreate, and UuidCreateSequential.
* cpuid.h: New file.
* cygwin.din: Export gethostid.
* fhandler_proc.cc (cpuid): Move to cpuid.h.
(can_set_flag): Move to cpuid.h.
* syscalls.cc (gethostid): New function.
* version.h: Bump DLL minor version number to 83.
(login): Use mutex to secure against concurrent access to wtmp file.
(logout): Rewrite using POSIX calls.
(utmp_fd): Initialized to -1 now. Any value < 0 is treated as closed
in subsequent functions.
(utmp_readonly): New variable, indicating utmp file open for reading
only.
(internal_setutent): New function implementing setutent().
(setutent): Call internal_setutent now.
(endutent): Reset utmp_readonly.
(getutent): Return immediately if utmp file can't be opened.
(getutid): Ditto.
(getutline): Ditto.
(pututline): Ditto. Use mutex to secure against concurrent access to
utmp file.
* exceptions.cc (signal_fixup_after_exec): Eliminate argument in definition.
Don't reset signal handlers after spawm. Just treat like fork/exec.
* dcrt0.cc (dll_crt0_1): Don't pass PROC_SPAWN argument to
signal_fixup_after_exec.
* syscalls.cc (unlink): Don't change attributes of file if not readonly/system.
Ditto for resetting of arguments.
* include/cygwin/version.h: Reflect new exports.
* syscalls.cc (_stat): Rename to stat to avoid newlib wrapper.
* syscalls.cc (_fstat): Ditto.
* fhandler_console.cc (fhandler_console::close): Correct check for current tty.
Add debugging output when console is freed.
(set_console_state_for_spawn): Add debugging output.
* fhandler_tty.cc (fhandler_tty_slave::open): Don't decrement console open flag
when vforking.
* sigproc.cc (sigproc_terminate): Fix debugging output.
* spawn.cc (handle): Eliminate second argument.
(spawn_guts): Reflect elimination of argument change to handle.
* syscalls.cc (setsid): Add debugging output when console is freed.
* syscalls.cc (rename): Revert assumption that DELETE_ON_CLOSE works on Win9x.
delete files since this allows us to preserve the protection of hard linked
files.
(link): Generate full path for potentially recalculated .lnk target.
(path_conv::is_lnk_symlink): New function. True if path represents .lnk style
symlink.
* path.cc (check_shortcut): Set PATH_LNK in pflags when appropriate.
(symlink_info::check): Ditto. Remove PATH_LNK from pflags initially.
* syscalls.cc (unlink): Always remove readonly attribute from a symlink
regardless of type.
(link): (from Corinna Vinschen) Allow links to symlinks. Reset attributes on a
symlink after successful link creation.
(chmod): Use is_lnk_symlink where appropriate.
(rename): Ditto.
* tty.cc (create_tty_master): Call GetComputerName instead of
cygwin_gethostname. Set ut_id.
* syscalls.cc (login): Call endutent.
(setutent): Do not seek after a fresh open.
data on sockets to evaluate AF_LOCAL sockets correctly.
(dtable::build_fhandler): Set unit number on sockets.
* fhandler.h (fhandler_socket): Add unit number.
(fhandler_socket::get_unit): New method.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Set unit
number.
(fhandler_socket::fstat): Reorganize to return more Linux-like
values.
* net.cc: include ctype.h.
(fdsock): Set unit number when building fhandler.
* path.cc (path_conv::check): Set device type to FH_SOCKET if file
is a AF_UNIX socket.
(get_devn): Evaluate unit for virtual socket devices.
(win32_device_name): Set windows path for sockets to unix_path with
just backslashes to keep the different names.
* syscalls.cc (fstat64): Don't override st_ino, st_dev and st_rdev
for sockets.
(stat_worker): Ditto.
From Pierre Humblet:
* autoload.cc (AccessCheck): Add.
(DuplicateToken): Add.
* security.h (check_file_access): Declare.
* syscalls.cc (access): Convert path to Windows, check existence
and readonly attribute. Call check_file_access instead of acl_access.
* security.cc (check_file_access): Create.
* sec_acl (acl_access): Delete.
update the euid and call cygheap->user.set_name. Remove special
handling of ILLEGAL_UID.
(setgid32): Add a debug_printf. On Win95, always set the egid.
Remove special handling of ILLEGAL_GID. Do not compare gid and gr_gid.
* child_info.h (class cygheap_exec_info): Remove uid.
* spawn.cc (spawn_guts): Do not set ciresrv.moreinfo->uid.
* dcrto.cc (dll_crt0_1): Always call uinfo_init.
* uinfo.cc (uinfo_init): Reorganize and close handle if needed.
(cygheap_user::ontherange): Do not call internal_getpwnam if pw is NULL.
* pwdgrp.h (pwdgrp_check::pwdgrp_state): Replace by
pwdgrp_check::isinitializing ().
(pwdgrp_check::isinitializing): Create.
* passwd.cc (grab_int): Change type to unsigned, use strtoul and
set the pointer content to 0 if the field is invalid.
(parse_pwd): Move validity test after getting pw_gid.
(read_etc_passwd): Replace "passwd_state <= " by
passwd_state::isinitializing ().
(internal_getpwuid): Ditto.
(internal_getpwnam): Ditto.
(getpwent): Ditto.
(getpass): Ditto.
* grp.cc (parse_grp): Use strtoul for gr_gid and verify the validity.
(read_etc_group): Replace "group_state <= " by
group_state::isinitializing ().
(internal_getgrgid): Ditto.
(getgrent32): Ditto.
(internal_getgrent): Ditto.
2002-12-10 Pierre Humblet <pierre.humblet@ieee.org>
* security.h: Move declarations of internal_getgrent,
internal_getpwsid and internal_getgrsid to pwdgrp.h.
* pwdgrp.h: Declare internal_getpwsid, internal_getpwnam,
internal_getpwuid, internal_getgrsid, internal_getgrgid,
internal_getgrnam, internal_getgrent and internal_getgroups.
Delete "emulated" from enum pwdgrp_state.
(pwdgrp_check::isuninitialized): Create.
(pwdgrp_check::pwdgrp_state): Change state to initializing
rather than to uninitialized.
(pwdgrp_read::gets): Remove trailing CRs.
* passwd.cc (grab_string): Don't look for NLs.
(grab_int): Ditto.
(parse_pwd): Don't look for CRs. Return 0 if entry is too short.
(search_for): Delete.
(read_etc_passwd): Simplify tests to actually read the file.
Set state to loaded before making internal_getpwXX calls.
Replace search_for calls by equivalent internal_pwgetXX calls.
(internal_getpwsid): Use passwd_state.isuninitialized to decide
to call read_etc_passwd.
(internal_getpwuid): Create.
(internal_getpwnam): Create.
(getpwuid32): Simply call internal_getpwuid.
(getpwuid_r32): Call internal_getpwuid.
(getpwnam): Simply call internal_getpwnam.
(getpwnam_r): Call internal_getpwnam.
* grp.cc (parse_grp): Don't look for CRs. Adjust blank space.
(add_grp_line): Adjust blank space.
(class group_lock): Ditto.
(read_etc_group): Simplify tests to actually read the file.
Set state to loaded before making internal_getgrXX calls.
Replace getgrXX calls by equivalent internal calls.
(internal_getgrsid): Use group_state.isuninitialized to decide
to call read_etc_group.
(internal_getgrgid): Create.
(internal_getgrnam): Create.
(getgroups32): Simply call internal_getgrgid.
(getgrnam32): Simply call internal_getgrnam.
(internal_getgrent): Call group_state.isuninitialized.
(internal_getgroups): Create from the former getgroups32, using
two of the four arguments. Set gid to myself->gid and username
to cygheap->user.name ().
(getgroups32): Simply call internal_getgroup.
(getgroups): Call internal_getgroup instead of getgroups32.
(setgroups32): Call internal versions of get{pw,gr}XX.
* sec_helper.cc: Include pwdgrp.h.
(is_grp_member): Call internal versions of get{pw,gr}XX.
* security.cc: Include pwdgrp.h.
(alloc_sd): Call internal versions of get{pw,gr}XX.
* syscalls.cc: Include pwdgrp.h.
(seteuid32): Call internal versions of get{pw,gr}XX.
(setegid32): Ditto.
* uinfo.cc: Include pwdgrp.h.
(internal_getlogin): Call internal versions of get{pw,gr}XX.
(cygheap_user::ontherange): Ditto.
* sec_acl.cc: Include pwdgrp.h.
(setacl): Call internal versions of get{pw,gr}XX.
(acl_access): Ditto and simplify logic.
(aclfromtext): Ditto.
(winpids::init): New declaration.
(winpids::cs): Ditto.
(winpids::winpids): Use set rather than init.
* external.cc (fillout_pinfo): Ditto.
* dcrt0.cc (dll_crt0_1): Call winpids::init.
* pinfo.cc (winpids::set): Renamed from init. Wrap calls in critical section.
(winpids::init): New function.
(winpids::cs): Define.
waiting for signals to happen.
* signal.cc (sleep): Force pending signal delivery before sleeping.
(usleep): Ditto.
(signal): Force pending signal delivery before manipulating signal stuff.
(sigprocmask): Ditto.
(kill_worker): Ditto.
(abort): Ditto.
(sigaction): Ditto.
* syscalls.cc (readv): Force pending signal delivery before I/O.
(writev): Ditto.
(open): Ditto.
* net.cc: Ditto, throughout.
* sigproc.cc (sig_dispatch_pending): Deliver any pending signals prior to
returning.
* tty.cc (tty::make_pipes): Increase pipe buffer size.
just in case an access_denied ACE follows an access_allowed.
Handle the case owner_sid == group_sid, with a FIXME.
Remove unnecessary tests for non-NULL PSIDs.
(alloc_sd): Use existing owner and group sids if {ug}id == -1.
Handle case where owner_sid == group_sid.
Do not call is_grp_member. Try to preserve canonical ACE order.
Remove unnecessary tests for non-NULL PSIDs. Reorganize
debug_printf's.
(get_initgroups_sidlist): Put well_known_system_sid on left
side of ==.
(add_access_denied_ace): Only call GetAce if inherit != 0.
(add_access_allowed_ace): Ditto. Use appropriate sizeof.
* syscalls.cc (chown_worker): Pass {ug}id equal to -1 to
alloc_sd, which removes the need to obtain old_{ug}id.
(chmod): Remove call to get_file_attribute (), simply pass
{ug}id equal to -1 to alloc_sd.
* sec_helper (cygsid::getfromstr): Reorganize to remove
calls to strcpy and strtok_r.
(cygsid::getfromgr): Change type to __uid32_t instead of int.
Keep only the allow_ntsec branch. Never call LookupAccountSid
which calls PDCs, simply return -1 in case of failure.
Use cygsid == instead of calling EqualSid and remove test
for NULL psid.
* security.h: Declare cygsid::getfromgr as __uid32_t.
* cygwin.din (pututline): New exported function.
* syscalls.cc (login): Use pututiline().
(setutent): Open utmp as read/write.
(endutent): Check if utmp file is open.
(utmpname): call endutent() to close current utmp file.
(getutid): Enable all cases, use strncmp() to compare ut_id fields.
(pututline): New.
* tty.cc (create_tty_master): Set ut_pid to current pid.
* cygwin.din: Remove last vestiges (?) of newlib wrappers.
* cygthread.cc (cygthread::detach): Always wait for event or suffer an
apparently inavoidable race.
* dcrt0.cc (dll_crt0_1): Allocate threads after stack has been relocated.
* debub.cc (lock_debug): Don't acquire lock on exit.
* fork.cc (fork_child): Recreate mmaps before doing anything else since Windows
has a habit of using blocks of memory in the child that could previously have
been occupied by shared memory in the parent.
* mmap.cc (fhandler_disk_file::fixup_mmap_after_fork): Issue error here and
provide some details about what went wrong.
(fixup_mmaps_after_fork): Remove error message.
* shared.cc (open_shared): Move warning message so that more detail is
possible.
* sigproc.cc (sigproc_init): Initialize sync_proc_subproc to avoid a race.
(sigproc_terminate): Specifically wait for process thread to terminate.
Rename _pid() to pid() throughout.
* Makefile.in: Compile some objects with -fomit-frame-pointer.
* cygwin.din: Reverse aliasing for _kill.
* syscalls.cc (_getpid_r): New function, implemented for newlib compatibility.
* shared.cc (open_shared): Remove reserving of memory since previous change
eliminate the need for this hack.
already taken care of that.
* fhandler_console.cc (fhandler_console::open): Initialize handles to NULL.
(fhandler_console::close): Ditto. GNUify non-GNU formatted functions calls
throughout.
iov_len.
(check_iovec_for_write): Ditto.
* fhandler.h (fhandler_base::readv): New method.
(fhandler_base::writev): Ditto.
* fhandler.cc (fhandler_base::readv): New method.
(fhandler_base::writev): Ditto.
* syscalls.cc (_read): Delegate to readv(2).
(_write): Ditto, mutatis mutandi.
(readv): Rewrite, based on the old _read code, to use the new
fhandler_base::readv method. Improve access mode handling and ensure all calls
reach the final strace statement.
(writev): Ditto, mutatis mutandi.
* include/sys/uio.h (struct iovec): Change field types to match SUSv3.
* winsup.h (check_iovec_for_read): New function.
(check_iovec_for_write): Ditto.
* miscfuncs.cc (check_iovec_for_read): Ditto.
(check_iovec_for_write): Ditto.
(vfork_save::restore_pid): New method.
(vfork_save::restore_exit): New method.
* fork.cc (vfork): Save ctty, sid, pgid and restore them when returning to
"parent". Use exitval field if exiting but never created a new process.
* syscalls.cc (setsid): Detect when in "vfork" and force an actual fork so that
pid will be allocated (UGLY!).
(getsid): New function.
* dcrt0.cc (do_exit): Use vfork_save::restore_exit method for returning from a
vfork.
* spawn.cc (spawnve): Use vfork_save::{restore_pid,restore_exit} methods for
returning from vfork.
* cygwin.din: Export getsid.
* include/cygwin/version.h: Bump api minor number.
* malloc.cc: #ifdef sYSTRIm for when MORECORE_CANNOT_TRIM is true.
the supplementary group list is missing Everyone or a groupsid
equal to usersid, or because the primary group is not in the token,
as long as it is equal to the usersid.
* syscalls.cc (seteuid32): Use common code for all successful returns.
* grp.cc (getgroups32): Never includes Everyone in the output.
* cygthread.h (cygthread::exit_thread): Declare new method.
* fhandler.h (fhandler_tty_master::hThread): Delete.
(fhandler_tty_master::output_thread): Define.
* fhandler_tty.cc (fhandler_tty_master::fhandler_tty_master): Adjust
constructor.
(fhandler_tty_master::init): Use cygthread rather than handle.
(process_output): Use cygthread method to exit.
(fhandler_tty_master::fixup_after_fork): Set output_thread to NULL after fork.
(fhandler_tty_master::fixup_after_exec): Set output_thread to NULL after
spawn/exec.
* tty.cc (tty_list::terminate): Detach from output_thread using cygthread
method.
* include/cygwin/version.h: Bump API minor version.
* cygheap.h (class cygheap_user): Add member groups.
* security.h (class cygsidlist): Add members type and maxcount,
methods position, addfromgr, alloc_sids and free_sids and
operator+= (const PSID psid). Modify contains () to call
position () and optimize add () to use maxcount.
(class user_groups): Create.
Update declarations of verify_token and create_token.
* security.cc (cygsidlist::alloc_sids): New.
(cygsidlist::free_sids): New.
(get_token_group_sidlist): Create from get_group_sidlist.
(get_initgroups_sidlist): Create from get_group_sidlist.
(get_group_sidlist): Suppress.
(get_setgroups_sidlist): Create.
(verify_token): Modify arguments. Add setgroups case.
(create_token): Modify arguments. Call get_initgroups_sidlist and
get_setgroups_sidlist as needed. Set SE_GROUP_LOGON_ID from auth_pos
outside of the loop. Rename the various group sid lists consistently.
* syscalls.cc (seteuid32): Modify to use cygheap->user.groups.
(setegid32): Call cygheap->user.groups.update_pgrp.
* grp.cc (setgroups): Create.
(setgroups32): Create.
* uinfo.cc (internal_getlogin): Initialize and update user.groups.pgsid.
* cygwin.din: Add setgroups and setgroups32.
method.
* select.cc (peek_console): Ditto.
* fhandler_termios.cc (fhandler_termios::bg_check): Send "stopped" signal to
entire process group as dictated by SUSv3.
* termios.cc (tcsetattr): Detect when stopped signal sent and force a stop
before setting anything.
functionality.
* cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk.
(_csbrk): Reorganize to not assume first allocation is <= 1 page.
(cygheap_setup_for_child): Mark protected handle as inheritable.
* cygheap.h (cygheap_debug): New struct.
(init_cygheap): Add new structure when debugging.
* dcrt0.cc (dll_crt0_1): Remove call to debug_init. Close ppid_handle here, if
appropriate. Don't protect subproc_ready, since it is already protected in the
parent. Call memory_init prior to ProtectHandle to ensure that cygheap is set
up. Call debug_fixup_after_fork_exec when appropriate.
(_dll_crt0): Don't close ppid_handle here.
* debug.cc: Use cygheap debug structure rather than static elements throughout.
(add_handle): Don't issue a warning if attempt to protect handle in exactly the
same way from exactly the same place. Add pid info to warning output. Accept
additional argument controlling whether handle is to be inherited. Add pid to
stored information.
(debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork. Reorganize
to avoid erroneously skipping handles.
(mark_closed): Add pid info to warning output.
(setclexec): Rename from setclexec_pid.
* fhandler.cc (fhandler_base::get_default_fmode): Minor reorg.
(fhandler_base::fstat): Add debugging output.
(fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid.
(fhandler_base::fork_fixup): Ditto.
* fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* tty.cc (tty::make_pipes): Ditto.
(tty::common_init): Ditto.
* fork.cc (fork_parent): Ditto.
(fork_child): Close protected handles with correct name. Remove
debug_fixup_after_fork call.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected
handle as inheritable/non-inheritable, as appropriate.
* shared.cc (memory_init): Mark protected handle as inheritable. Call
debug_init here.
* sigproc.cc (wait_sig): Close protected handle with correct name.
* spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as
inheritable.
* exceptions.cc (debugger_command): Try to run dumper.exe, if found.
* syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path
is already resolved.
* path.h (path_conv::[]): New operator.
* syscalls.cc (_link): Use path_conv operators rather than methods, where
appropriate. Minor white space cleanup.
* include/cygwin/version.h: Bump DLL minor number.
* dcrt0.cc (sm): Make NO_COPY.
to get_supplementary_group_sidlist.
(create_token): Add pw argument and use it in call to get_group_sidlist.
* security.h: Add pw argument in declaration of create_token.
* syscalls.cc (seteuid32): Add pw argument in call to create_token.
* environ.cc (spenv::retrieve): Add debugging statements.
* pinfo.cc (set_myself): Don't call strace.hello if already stracing.
* strace.cc (strace): Move NO_COPY keyword so that it will actually take
effect.
* dtable.cc (dtable::vfork_child_dup): Use new method to determine if we are in
"setuid mode."
* fork.cc (fork_parent): Ditto.
* spawn.cc (spawn_guts): Ditto.
* syscalls.cc (seteuid32): Ditto.
(setegid32): Ditto.
* environ.cc (spenv::retrieve): (Suggested by Pierre Humblet) Do potential
recalculation of cygheap_user stuff when in setuid mode. Return special value
when environment variable exists but should not be added.
(build_env): Don't add retrieved value to dstp if it is 'dont_add'.
(cygheap_user::set_domain): Ditto.
* cygheap.h (cygheap_user::set_logsrv): Remove declaration.
(cygheap_user::set_domain): Ditto.
(cygheap_user::env_domain): Declare new method.
(cygheap_user::env_name): Ditto.
* environ.cc (spenvs): Add two environment variables.
* spawn.cc (spawn_guts): Call build_env after RevertToSelf. Always set
ciresrv.mount_h.
(cygheap_user::ontherange): Recalculate homedrive/homepath if they are empty.
Use env_logsrv to get logon server.
(cygheap_user::env_logsrv): Calculate server name here rather than relying on
it having been previously calculated.
(cygheap_user::env_domain): Ditto for domain name.
(cygheap-user::env_name): New method.
* syscalls.cc (seteuid32): Do not get or set the environment. Do not call
LookupAccountSid nor internal_getlogin. Set cygheap->user name and sid from
the passwd entry.
* uinfo.cc (uinfo_init): Only call internal_getlogin when starting from a non
Cygwin process and use the values returned in user.
(internal_getlogin): Simplify to case where starting from a non Cygwin process.
Store return values in user and return void. Do not set the Windows default
environment.
* dcrt0.cc (dll_crt0_1): Call uinfo_init only when needed. Do not set
myself->uid nor reset user.sid.
* spawn.cc (spawn_guts): Get the sid from cygheap->user. Always
RevertToSelf(). Don't set uid in impersonated case.
* cygheap.cc (cygheap_user::set_sid): Do not set orig_sig.
(cygheap_user::set_orig_sid): New.
* cygheap.h: Declare cygheap_user::set_sid.
* winsup.h: Add argument to uinfo_init().
st_atim, st_mtim, and st_ctim fields.
* fhandler_disk_file.cc (fhandler_disk_file::fstat_helper): Ditto.
* fhandler_process.cc (fhandler_process::fstat): Ditto.
* glob.c (stat32_to_STAT): Copy across the whole st_atim,
st_mtime, and st_ctim fields.
* syscalls.cc (stat64_to_stat32): Ditto.
* times.cc (to_timestruc_t): New function.
(time_as_timestruc_t): New function.
* winsup.h: Add to_timestruc_t and time_as_timestruc_t functions.
* include/cygwin/stat.h: Replace time_t with timestruc_t
throughout for all file times, removing the st_spare1, st_spare2,
and st_spare3 fields in the process. Add macros to access tv_sec
fields by old names.
* include/cygwin/types.h: Typedef timespec_t and timestruc_t as
struct timespec.
* security.cc (alloc_sd): Remove logsrv argument.
Remove two calls to lookup_name.
(set_security_attribute): Remove logsrv argument.
Remove logsrv argument in call to alloc_sd.
(set_nt_attribute): Remove logsrv argument.
Remove logsrv argument in call to set_security_attribute.
(set_file_attribute): Remove logsrv argument.
Remove logsrv argument in call to set_nt_attribute.
(set_file_attribute): Remove logsrv argument.
Remove logsrv argument in call to set_file_attribute.
* syscalls.cc (chown_worker): Remove logserver argument in
call to set_file_attribute.
(chmod): Ditto.
* shm.cc (shmget): Remove logsrv argument in call to alloc_sd.
* uinfo.cc (internal_getlogin): Replace calls to
lookup_name by call to LookupAccountName.
* security.h: Remove logsrv in declarations of set_file_attribute
and alloc_sd. Remove declaration of lookup_name.
"read-only" virtual devices. (Suggested by Pavel Tsekov)
* syscalls.cc (unlink): Detect attempts to remove directories from "read-only"
virtual devices. (From Pavel Tsekov)
* fhandler.h: Move fcntl.h include here.
(fhandler_base::set_flags): Accept supplied_bin argument. Make non-inlined.
* dtable.cc (dtable::init_std_file_from_handle): Just use binmode from pc.
(reset_to_open_binmode): Use set_flags.
* cygwin.din (open): Avoid newlib wrapper.
(read): Ditto.
(unlink): Ditto.
(write): Ditto.
* fhandler.cc (fhandler_base::set_flags): Accept supplied_bin argument. Make
binmode decisions here.
(fhandler_base::open): Avoid using pc if it is NULL. Eliminate binmode logic.
Just call set_flags with binmode argument.
(fhandler_base::init): Call set_flags with binmode argument.
* fhandler_clipboard.cc (fhandler_dev_clipboard::open): Ditto.
* fhandler_console.cc (fhandler_console::open): Ditto.
(fhandler_console::init): Force binary on open.
* fhandler_disk_file.cc (fhandler_disk_file::open): Don't set binmode here.
Let it happen in base class.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Force binmode open. Set return
value appropriately if unable to open.
* fhandler_proc.cc (fhandler_proc::open): Make sure flags are set before
open_status.
* fhandler_process.cc (fhandler_process::open): Ditto.
* fhandler_registry.cc (fhandler_registry::open): Ditto.
* fhandler_random.cc (fhandler_dev_random::fhandler_dev_random): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::open): Force O_BINARY by default.
* fhandler_serial.cc (fhandler_serial::init): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
(fhandler_pty_master::open): Ditto.
* fhandler_virtual.cc (fhandler_virtual::open): Ditto.
* fhandler_windows.cc (fhandler_windows::open): Ditto.
* fhandler_zero.cc (fhandler_dev_zero::open): Ditto.
* net.cc (fdsock): Ditto.
* path.cc (path_conv::check): Avoid checking for extension when error or
directory.
(set_flags): Set PATH_TEXT explicitly, when appropriate.
(mount_info::conv_to_win32_path): Use set_flags() to set path flags.
* path.h (PATH_TEXT): New enum.
(path_conv::binmode): Return appropriate constant based on binmode.
* pipe.cc (make_pipe): Set binmode to O_TEXT xor O_BINARY.
* syscalls.cc (setmode_helper): Make debugging message a little clearer.
(setmode): Set binmode via set_flags.
(fstat64): Add evaluating st_ino and st_dev.
(stat_worker): Evaluate st_dev as 32 bit value.
* include/cygwin/stat.h: Use new dev_t definition throughout.
* include/cygwin/types.h: Define __dev16_t and __dev32_t. Define
dev_t according to __CYGWIN_USE_BIG_TYPES__ setting.
* include/sys/sysmacros.h: Define major, minor and makedev
according to __CYGWIN_USE_BIG_TYPES__ setting.
* syscalls.cc (stat_worker): Calculate dev and ino calculation here, if zero.
* fhandler_proc.cc (fhandler_proc::fhandler_proc): Minor reorg for debugging.
* fhandler_process.cc (fhandler_process::exists): Return 0 on nonexistence.
(fhandler_process::fstat): Simplify pid logic.
* fhandler_tape.cc (fhandler_dev_tape::fstat): Minor reformatting.
(LoadFuncEx2): Adapted from LoadFuncEx. Provides control of return value for
nonexistent function.
(NtQueryObject): Declare.
(IsDebuggerPresent): Declare via LoadFuncEx2 and always return true if not
available.
* debug.h (being_debugged): Just rely on IsDebuggerPresent return value.
* dtable.cc (handle_to_fn): New function.
(dtable::init_std_file_from_handle): Attempt to derive std handle's name via
handle_to_fn.
(dtable::build_fhandler_from_name): Fill in what we can in path_conv structure
when given a handle and path doesn't exist.
* fhandler.cc (fhandler_base::open): Don't set the file pointer here. Use
pc->exists () to determine if file exists rather than calling GetFileAttributes
again.
* fhandler.h (fhandler_base::exec_state_isknown): New method.
(fhandler_base::fstat_helper): Add extra arguments to declaration.
(fhandler_base::fstat_by_handle): Declare new method.
(fhandler_base::fstat_by_name): Declare new method.
* fhandler_disk_file (num_entries): Make __stdcall.
(fhandler_base::fstat_by_handle): Define new method.
(fhandler_base::fstat_by_name): Define new method.
(fhandler_base:fstat): Call fstat_by_{handle,name} as appropriate.
(fhandler_disk_file::fstat_helper): Accept extra arguments for filling out stat
structure. Move handle or name specific stuff to new methods above.
(fhandler_disk_file::open): Use real_path->exists rather than calling
GetFileAttributes again.
* ntdll.h (FILE_NAME_INFORMATION): Define new structure.
(OBJECT_INFORMATION_CLASS): Partially define new enum.
(OBJECT_NAME_INFORMATION): Define new structure.
(NtQueryInformationFile): New declaration.
(NtQueryObject): New declaration.
* path.cc (path_conv::fillin): Define new method.
* path.h (path_conv::fillin): Declare new method.
(path_conv::drive_thpe): Rename from 'get_drive_type'.
(path_conv::volser): Declare new method.
(path_conv::volname): Declare new method.
(path_conv::root_dir): Declare new method.
* syscalls.cc (fstat64): Send real path_conv to fstat as second argument.
Attempt to use an existing or new token even when the uid
matches orig_uid, but the gid is not in the process token.
Major reorganization after several incremental changes.
(setegid): Do not take allow_ntsec into account. Minor
reorganization after several incremental changes.
where appropriate, throughout. Remove unneeded exceptions.h, where
appropriate, throughout. Remove unneeded perprocess.h, where appropriate,
throughout.
Replace in-line code by call to verify_token().
(setegid): Reverse change from 2002-01-21. Add call to
RevertToSelf and set primary group in impersonation token.
* security.cc (create_token): Store pgrpsid in token security
descriptor, except if it already appears in my_grps.
Use sec_acl() in place of get_dacl().
(verify_token): Create from code in seteuid(), with tighter checks.
(get_dacl) Deleted.
(get_group_sidlist): Add argument to indicate if pgrpsid is already
in the groups.
* security.h: Define verify_token().
* autoload.cc: Load GetKernelObjectSecurity().
(path_conv): Add normalized_path field.
* path.cc (path_conv::~path_conv): New destructor.
(path_conv::check): Set normalized_path, where appropriate.
* dtable.cc (build_fhandler_from_name): Use normalized path from path_conv.
* syscalls.cc (chroot): Ditto.
* cygheap.h: Remove path_prefix_p declaration. Christopher Faylor
<cgf@redhat.com> (minor fixups)
* Makefile.in: Add fhandler_proc.o, fhandler_registry.o, fhandler_process.o and
fhandler_virtual.o.
* dtable.cc (dtable::build_fhandler): Add entries for FH_PROC, FH_REGISTRY and
FH_PROCESS. Set unix_name to the normalized posix path.
* fhandler.h: Add constants for FH_PROC, FH_REGISTRY and FH_PROCESS. Add class
declarations for fhandler_virtual, fhandler_proc, fhandler_registry and
fhandler_virtual. Update fhandler_union accordingly.
* fhandler_proc.cc: New file. Add implementation for fhandler_proc.
* fhandler_virtual.cc: New file. Add implementation for fhandler_virtual.
* fhandler_process.cc: New file. Add implementation for fhandler_process.
* fhandler_registry.cc: New file. Add implementation for fhandler_registry.
* path.cc: Add isproc and isvirtual_dev macros.
* path.cc (path_conv::check): Add check for virtual devices.
* path.cc (mount_info::conv_to_win32_path): Convert paths in /proc to empty
Win32 paths.
* path.cc (chdir): Replace check for FH_CYGDRIVE with more generic
isvirtual_dev macro. Force setting of posix path for virtual fhandlers.
* path.h: Add externally visible path_prefix_p and normalized_posix_path
prototypes.
Corinna Vinschen
Christopher Faylor
Pierre Humblet
Thomas Pfaff