Commit Graph

281 Commits

Author SHA1 Message Date
Corinna Vinschen 0c4d2abd99 * winsup.h: Define MAX_SID_LEN and new MAX_HOST_NAME.
* fork.cc (fork): Use above defines instead of numerical constants.
        * shared.cc (sec_user): Ditto.
        * shared.h (class pinfo): Ditto.
        * syscall.cc (seteuid): Ditto.
        * spawn.cc (_spawnve): Ditto. Eliminate conditional.
        (spawn_guts): Set child->uid = USHRT_MAX when user context will be
        changed in child process.
        * uinfo.cc (uinfo_init): Check for myself->uid instead of myself->psid
        to avoid reloading of /etc/passwd on process startup if ntsec is off.
        Use above defines instead of numerical constants.
        * security.cc: Move define for MAX_SID_LEN to winsup.h.
2000-07-02 10:17:44 +00:00
Corinna Vinschen b3cc0634b9 * syscalls.cc (seteuid): Initialize pi.token before calling
internal_getlogin().
        * uinfo.cc (internal_getlogin): Use impersonation token instead
        of process token in case of active impersonation. Add some comments.
        (uinfo_init): Initializing myself->token and myself->impersonated
        before calling internal_getlogin(). Add some comments.
2000-06-28 17:42:28 +00:00
Corinna Vinschen 64b3062937 * cygwin.din: Define symbols for `cygwin_logon_user' and
`cygwin_set_impersonation_token'.
        * dcrt0.cc (dll_crt0_1): Eliminate superfluous conditional
        statements.
        Add load statements for `ImpersonateLoggedOnUser', `LogonUserA'
        and `RevertToSelf'.
        * fork.cc (fork): Care for correct impersonation of parent
        and child process.
        * security.cc (cygwin_set_impersonation_token): New function.
        (cygwin_logon_user): Ditto.
        shared.h (class pinfo): New members `orig_uid', `orig_gid',
        `real_uid' nad `real_gid'.
        spawn.cc (spawn_guts): Care for impersonation when starting
        child process in a different user context.
        * syscalls.cc (setgid): Call `setegid' now. Set real_gid.
        (setuid): Call `seteuid' now. Set real_uid.
        (seteuid): Functionality moved from setuid to here. Care for
        correct impersonation.
        (setegid): Functionality moved from setgid to here.
        * uinfo.cc (uinfo_init): Initialization of additional pinfo
        members.
        (getuid): Return real uid.
        (getgid): Return real gid.
        (geteuid): Return effective uid.
        (getegid): Return effective gid.
        include/sys/cygwin.h: Add prototypes for `cygwin_logon_user' and
        `cygwin_set_impersonation_token'.
        include/cygwin/version.h: Bumb API minor version to 22.
2000-06-16 19:36:07 +00:00
Corinna Vinschen 154110f5d3 * dir.cc (writable_directory): Comment out previous code,
return always 1 for now.
        (mkdir): Call set_file_attribute explicitely with S_IFDIR mode bit.
        * syscalls.cc (chown_worker): Ditto.
        (chmod): Ditto.
        * security.cc (get_nt_attribute): Fix error in debug output.
        Never set FILE_DELETE_CHILD for files.
        Construct appropriate inherit attribute according to file type.
2000-05-24 20:09:43 +00:00
DJ Delorie 56cd25ee02 * syscalls.cc (_cygwin_istext_for_stdio): New, for newlib
* include/cygwin/version.h: Bump API number for detect old
programs using old getc/putc macros
2000-05-23 23:52:50 +00:00
Corinna Vinschen 6892216822 * dir.cc (rmdir): Care for misleading error messages
when trying to remove a directory on a samba share.
        Eliminate superfluous else branch.
        * syscalls.cc (_rename): Additional check for ERROR_FILE_EXISTS
        if MoveFile fails.
2000-05-22 17:15:47 +00:00
DJ Delorie ed8387fb4f * syscalls.cc (setmode): change mode of any matching FILE* also. 2000-05-19 17:15:02 +00:00
Christopher Faylor 6201d15e3c * path.cc (mount_info::cygdrive_posix_path): Don't add trailing slash if
referring to something like c:\.
* dcrt0.cc (dll_crt0_1): Move uinfo initialization prior to sig_send
initialization to give signal thread a chance to finish.
* debug.cc (WFSO): Move to sigproc.cc
(WFMO): Ditto.
* exceptions.cc (interruptible): Allocate slightly more space for directory
just for paranoia's sake.
(call_handler): Eliminate nonmain argument.  Determine if main thread has set a
frame pointer and use it if so.
(sig_handle): Eliminate nonmain argument.
* net.cc: Record frame information in appropriate routines throughout.
* select.cc (select): Ditto.
* sigproc.cc: Use sigthread structure to record mainthread id throughout.
(sig_send): Record frame information for signal handler.
(wait_sig): Reflect argument change in sig_handle.
(WFSO): Move here and record frame information for signal handler.
(WFMO): Ditto.
* sigproc.h: Implement new "sigthread" class.  Implement "sigframe" class for
manipulating signal frame info.
* thread.cc (__pthread_kill): Use standard _kill() function rather than calling
sig_send directly.
* winsup.h: Eliminate ebp element from signal_dispatch class.
2000-05-17 05:49:51 +00:00
Mumit Khan 60c83af2ad 2000-05-06 Mumit Khan <khan@xraylith.wisc.edu>
* include/wchar.h (wcscmp, wcslen): Fix prototypes.
	* syscalls.cc (wcslen, wcscmp): Adjust.
2000-05-06 17:00:53 +00:00
Christopher Faylor 8e9b0aee25 * configure.in: Use -gstabs+ as compile debug option. This seems to promote
better handling of symbols.
* configure: Regenerate.
* delqueue.cc (delqueue_list::process_queue): Allow ERROR_ACCESS_DENIED to
indicate that a file is being shared under Windows 95.
* syscalls.cc (_unlink): Use full path name.  Take special action for Windows
95.  Assume that an ERROR_ACCESS_DENIED indicates a sharing violation unless
it's on a remote drive.  Punt if there is an ERROR_ACCESS_DENIED on a remote
drive.
2000-05-04 19:46:32 +00:00
Corinna Vinschen 07a135a6bf * errno.cc (errmap): Map ERROR_BAD_NETPATH to new errno ENOSHARE.
(_sys_errlist): Add entry for ENOSHARE.
        (strerror): Add case for ENOSHARE.
        * syscalls.cc (stat_worker): Check for errno ENOSHARE.
2000-05-03 16:11:11 +00:00
Corinna Vinschen 88c9926448 * syscalls.cc (stat_worker): Previous patch could succeed
in stating a non-existant file.
2000-04-26 15:28:06 +00:00
Corinna Vinschen 47eaa6c421 * syscalls.cc (stat_worker): Previous patch failed to stat
each drives root dir on 9X.
2000-04-25 19:39:05 +00:00
Corinna Vinschen d6581f44d4 * fhandler.cc (fhandler_disk_file::open): Check for allow_ntsec
when determining exec flag.
        * path.cc (symlink_info::check): Remove call to get_file_attribute().
        * security.cc (read_sd): Rename, ditto for variables to conform
        to common naming convention. Use GetFileSecurity() instead of
        BackupRead() to avoid permission problems when reading ACLs.
        (write_sd): Same renaming as for read_sd().
        (alloc_sd): Change default permissions according to Linux permissions
        for group and world when write permission is set.
        * syscalls.cc (stat_worker): Avoid different permission problems
        when requesting file informations.
2000-04-25 16:31:14 +00:00
Corinna Vinschen bf921462e7 * syscalls.cc (_link): Check new link path for trailing dot. 2000-04-20 13:52:41 +00:00
Corinna Vinschen f06a3648d5 * syscalls.cc (setuid): Allow switching user context after
successful call to ImpersonateLogedOnUser (NT only).
	(setgid): Ditto.
	(seteuid): Call setuid.
	(setegid): Call setgid.
2000-04-19 22:33:20 +00:00
DJ Delorie ef6581f9ff * syscalls.cc (_rename): Try MoveFile() at first before
MoveFileEx(..., MOVEFILE_REPLACE_EXISTING).
2000-04-19 03:21:13 +00:00
Christopher Faylor fbf23e34c5 * init.cc (dll_entry): Use better check for determining when to set thread
specific stuff.
* syscalls.cc (_unlink): Continue with chmod'ing file even if DELETE_ON_CLOSE
succeeds, if file still exists.
2000-04-16 22:57:05 +00:00
Christopher Faylor 2cf9359a8a * dcrt0.cc (insert_file): Avoid freeing previously allocated argument list.
* path.cc (symlink_info::check): Rename from symlink_check_one.  Use new
symlink_info struct for communication.
(path_conv::path_conv): Use symlink_info structure for communication with
symlink_info::check.  Fix typo which resulted in symbolic links always being
resolved.
(readlink): Use stat_suffixes array when resolving a link.
* syscalls.cc (stat_suffixes): Make global.
2000-04-13 22:43:48 +00:00
Corinna Vinschen 796e3b20bc * newlib/libc/include/sys/unistd.h: Add prototypes for
fchmod, fchown, lchown.
        * winsup/cygwin/syscalls.cc (chown_worker): Use previous
        uid/gid if new uid/gid is -1.
        New static function with chown functionality.
        (chown): Call chown_worker with SYMLINK_FOLLOW.
        (fchown): New function. Call chown_worker with SYMLINK_FOLLOW.
        (lchown): New function. Call chown_worker with SYMLINK_IGNORE.
        * cygwin.din: Add symbols for fchown, lchown.
        * path.cc (symlink): Call `set_file_attribute()' and
        `SetFileAttributeA()' instead of `chmod()' to set
        uid/gid correct.
2000-04-02 20:42:42 +00:00
Christopher Faylor d29b6111a5 * Makefile.in: Use default rules when compiling cygrun.o.
* dcrt0.cc (host_dependent_constants::init): Limit non-NT platforms to 32K
chunks when copying regions during a fork.
* path.cc (symlink_check_one): Add temporary debugging output.  Simplify
PATH_EXEC test.
* syscalls.cc (stat_suffixes): Null terminate this list.
2000-03-28 21:49:16 +00:00
Christopher Faylor c114dfb0c0 * path.cc (symlink_check_one): Recognize symlink settings from the mount table.
* path.h: Make PATH_SYMLINK an alias for MOUNT_SYMLINK.
* syscalls.cc (stat_worker): Use extension search mechanism in path_conv to
look for .exe rather than trying to special case it here.
* mount.h: Make MOUNT_SYMLINK a real option.
2000-03-26 01:54:22 +00:00
Corinna Vinschen 1b16b354fa * syscalls.cc (stat_worker): Set st_nlink to 1 on remote drives. 2000-03-19 11:05:14 +00:00
Christopher Faylor 87b82db4e7 * delqueue.cc (delqueue_list::queue_file): Add some debugging.
* path.h (class path_conv): Add a char * operator for the most common case.
* syscalls.cc (_unlink): Rewrite to use FILE_FLAG_DELETE_ON_CLOSE when possible
(i.e., on NT).
2000-03-18 06:26:14 +00:00
Corinna Vinschen 5d4af61e5d * security.cc (set_process_privileges): Removed `static'.
(get_nt_attribute): Returns uid and gid additionally. Removed call
        to set_process_privileges().
        (get_file_attribute): Returns uid and gid additionally. Don't
        call ntea if ntsec is ON.
        (set_nt_attribute): Removed call to set_process_privileges().
        Don't call ntea if ntsec is ON.
        (acl): Removed call to set_process_privileges().
        * dcrt0.cc (dll_crt0_1): Calls set_process_privileges() now.
        * winsup.h: New prototype for set_process_privileges(),
        changed prototype for get_file_attribute().
        * fhandler.cc (get_file_owner): Discarded.
        (get_file_group): Ditto.
        (fhandler_disk_file::fstat): Discard calls to get_file_owner() and
        get_file_group().
        * path.cc (path_conv::path_conv): Added debugging output for result
        of GetVolumeInformation().
        (mount_info::conv_to_win32_path): Call backslashify() with pathbuf
        instead of src_path.
        * syscalls.cc (chown): Reformatted.
        (chmod): Replace get_file_owner() and get_file_group() calls
        by a call to get_file_attribute(). Discard local variable has_acls.
        Slightly reformatted.
        (stat_worker): Replaced idiot's (it's me) root dir check by call
        to rootdir(). Don't call num_entries() on remote drives.
        Discard local variable has_acls.
2000-03-16 19:35:18 +00:00
Christopher Faylor af1dc7ccea * environ.cc: Eliminate oldstack CYGWIN option.
* exceptions.cc (sfta): Eliminate obsolete function.
(sgmb): Eliminate obsolete function.
(class stack_info): Remove MS method for walking the stack.
(stack_info::init): Just initialize required fields.
(stack_info::brute_force): Rename to stack_info::walk.
(handle_exceptions): Pass derived frame pointer to sig_send.
(interrupt_setup): Clear saved frame pointer here.
(interrupt_on_return): thestack is no longer a pointer.
(call_handler): Accept a flag to indicate when a signal was sent from other
than the main thread.  Use saved frame pointer for determining where to place
signal handler call.
(sig_handle): Accept "nonmain" argument.  Pass it to call_handler.
* fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Change
debugging output slightly.
* (fhandler_tty_common::__release_output_mutex): Ditto.
(fhandler_tty_slave::read): Fix a comment, remove a goto.
* sigproc.cc (sig_send): Accept an optional frame pointer argument for use when
suspending the main process.  sigcomplete_main is an autoreset event now.  Save
frame pointer for non-main operation.
(wait_sig): Make sigcomplete_main an autoreset event.  Eliminate NOSIGQUEUE.
Pass rc to sig_handle to signify if this was a nonmain process.
* sigproc.h: Reflect change to sig_send argument.
* syscalls.cc (swab): Eliminate swab function since it is now available in
newlib.
* winsup.h (signal_dispatch): Change CONTEXT cx to DWORD ebp.
2000-03-09 21:04:05 +00:00
Christopher Faylor 9edba13851 *** empty log message *** 2000-02-24 20:57:40 +00:00
Christopher Faylor faecc585c2 * syscalls.c (_read): Clear errno before doing any read operation. 2000-02-24 20:57:03 +00:00
Christopher Faylor 01cf5d0f5d Respond to more g++ warnings relating to initializing structures. 2000-02-23 04:07:13 +00:00
Christopher Faylor 9cec3d45aa Respond to a multitude of g++ warnings. 2000-02-21 05:20:38 +00:00
Christopher Faylor 1fd5e000ac import winsup-2000-02-17 snapshot 2000-02-17 19:38:33 +00:00