Commit Graph

149 Commits

Author SHA1 Message Date
Corinna Vinschen 2e8abfc1c5 * sec_helper.cc (lookup_name): Suppress.
* 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.
2002-06-06 11:17:51 +00:00
Corinna Vinschen 1eb934b7c5 * security.cc (lsa2wchar): Suppressed.
(get_lsa_srv_inf): Suppressed.
	(get_logon_server_and_user_domain): Suppressed.
	(get_logon_server): Essentially new.
	(get_user_groups): Add "domain" argument. Only lookup the
	designated server and use "domain" in LookupAccountName.
	(is_group_member): Simplify the arguments.
	(get_user_local_groups): Simplify the arguments. Do only a
	local lookup. Use "BUILTIN" and local domain in LookupAccountName.
	(get_user_primary_group). Only lookup the designated server.
	(get_group_sidlist): Remove logonserver argument. Do not lookup
	any server for the SYSTEM account.
	(create_token): Delete logonserver and call to get_logon_server.
	Adjust arguments of get_group_sidlist, see above.
	* security.h: Delete declaration of get_logon_server_and_user_domain
	and add declaration of get_logon_server.
	* uinfo.cc (internal_get_login): Call get_logon_server instead of
	get_logon_server_and_user_domain.
2002-06-03 17:04:03 +00:00
Christopher Faylor 6b7cd251c7 Remove unneeded sigproc.h includes throughout.
* fhandler.h (fhandler_proc::fill_filebuf): Take a pinfo argument.
* fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Simplify search for
given pid.
(fhandler_proc::readdir): Assume that pid exists if it shows up in the winpid
list.
* fhandler_process.cc (fhandler_process::open): Simplify search for given pid.
Call fill_filebuf with pinfo argument.
(fhandler_process::fill_filebuf): Pass pinfo here and assume that it exists.
* pinfo.h (pinfo::remember): Define differently if sigproc.h is not included.
* dll_init.cc (dll_list::detach): Don't run destructor on exit.
2002-06-02 06:07:01 +00:00
Corinna Vinschen a8d7ae61e7 Change internal uid datatype from __uid16_t to __uid32_t
throughout.
	* cygwin.din: Export new symbols getpwuid32, getpwuid_r32, getuid32,
	geteuid32, setuid32, seteuid32.
	* passwd.cc (getpwuid32): New function.
	(getpwuid_r32): Ditto.
	* syscalls.cc (seteuid32): Ditto.
	(setuid32): Ditto.
	* uinfo.cc (getuid32): Ditto.
	(geteuid32): Ditto.
	* winsup.h (uid16touid32): New macro, correclt casting from __uid16_t
	to __uid32_t.
	(gid16togid32): Ditto fir gids.
	(getuid32): Declare.
	(geteuid32): Ditto.
	(getpwuid32): Ditto.
	* include/sys/cygwin.h (struct external_pinfo): Add members uid32 and
	gid32.
2002-05-29 15:04:29 +00:00
Corinna Vinschen 7ea70e9970 * security.cc (set_security_attribute): Call getegid32() instead of
getegid().
	* include/cygwin/grp.h: Declare getegid32().
2002-05-28 14:58:13 +00:00
Corinna Vinschen 5719640581 Change internal gid datatype from __gid16_t to __gid32_t
throughout.
	* cygwin.din: Export new symbols chown32, fchown32, getegid32,
	getgid32, getgrgid32, getgrnam32, getgroups32, initgroups32, lchown32,
	setgid32, setegid32, getgrent32.
	* grp.cc (grp32togrp16): New static function.
	(getgrgid32): New function.
	(getgrnam32): Ditto.
	(getgrent32): Ditto.
	(getgroups32): Change name of internal function from getgroups.
	(getgroups32): New function.
	(initgroups32): Ditto.
	* syscalls.cc (chown32): Ditto.
	(lchown32): Ditto.
	(fchown32): Ditto.
	(setegid32): Ditto.
	(setgid32): Ditto.
	* uinfo.cc (getgid32): Ditto.
	(getegid32): Ditto.
	* include/cygwin/grp.h: Remove declaration of getgrgid() and getgrnam().
	Declare getgrgid32() and getgrnam32() instead.  Declare getgid32().
2002-05-28 14:10:55 +00:00
Christopher Faylor 2402700d07 * autoload.cc (LoadFuncEx): Define via new LoadFuncEx2 macro.
(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.
2002-05-28 01:55:40 +00:00
Corinna Vinschen 74b2f73ea4 * security.cc (lsa2str): New function.
(get_priv_list): Call lsa2str instead of sys_wcstombs.
2002-05-27 11:58:49 +00:00
Christopher Faylor d7b4a30001 Remove unneeded sync.h, where appropriate, throughout. Remove unneeded heap.h,
where appropriate, throughout.  Remove unneeded exceptions.h, where
appropriate, throughout.  Remove unneeded perprocess.h, where appropriate,
throughout.
2002-05-25 02:22:50 +00:00
Corinna Vinschen 908f9b653b * security.cc (create_token): Call __sec_user() instead of
sec_user() to remove dependence on allow_ntsec. Verify that
	the returned sd is non-null.
2002-05-24 14:44:05 +00:00
Corinna Vinschen 2d6ce5c228 * security.cc (open_local_policy): Initialize lsa to
INVALID_HANDLE_VALUE instead of NULL.
	(get_logon_server_and_user_domain): Test for INVALID_HANDLE_VALUE
	instead of NULL.
	(create_token): Both of the above.
2002-05-21 14:50:26 +00:00
Corinna Vinschen d6dc98256c * fhandler_raw.cc (fhandler_dev_raw::open): Replace set_errno()
by __seterrno_from_win_error().
	* security.cc (open_local_policy): Ditto.
	(get_lsa_srv_inf): Ditto.
	(get_user_groups): Ditto.
	(get_user_primary_group): Ditto.
	(create_token): Ditto.
	(subauth): Ditto.
2002-05-17 09:32:45 +00:00
Corinna Vinschen ebbdc7034b * syscalls.cc (seteuid): Set default dacl in process token.
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().
2002-05-16 09:30:48 +00:00
Corinna Vinschen 9b15f5fa95 * security.cc (get_lsa_srv_inf): Prevent extraneous backslashes for
the NT Domain case.
2002-04-18 09:11:54 +00:00
Corinna Vinschen c8c3824dc8 * autoload.cc (NetGetDCName): Add symbol.
(NetServerEnum): Remove symbol.
	* security.cc (get_lsa_srv_inf): Call NetGetDCName() instead of
	NetServerEnum() since it's faster.  Don't call it at all if machine
	is not a domain member.
2002-03-07 14:32:53 +00:00
Christopher Faylor cecb74ae47 * fork.cc (fork_parent): Use sec_user_nih to control process/thread
inheritance/permission.
* spawn.cc (spawn_guts): Ditto.
* security.cc (create_token): Initialize token so that it is not tested for
bogus value later.  Use sec_user to control process/thread creation.
* security.h (__sec_user): Rename declaration from sec_user.
(sec_user_nih): Declare here as inline function wrapper for __sec_user.
(sec_user): Ditto.
* sigproc.cc (czombies): Allocate a character array for zombies to avoid
constructor overhead
(extremely hackish, I know).
(cpchildren): Ditto.
(pchildren): New define.
(zombies): Ditto.
(getsem): Use sec_user_nih to control semaphore inheritance/permission.
2002-02-19 05:58:44 +00:00
Corinna Vinschen b31c68c447 * child_info.h, cygheap.h, fhandler_clipboard.cc, fhandler_dsp.cc,
fhandler_floppy.cc, fhandler_mem.cc, fhandler_random.cc,
	fhandler_tape.cc, fhandler_zero.cc, grp.cc, mmap.cc, passwd.cc,
	pinfo.cc, pinfo.h, pipe.cc, sec_acl.cc, sec_helper.cc, security.cc,
	security.h, thread.h, uinfo.cc, include/cygwin/acl.h: Fix copyright.
2002-02-10 13:50:13 +00:00
Corinna Vinschen de4e0d3001 * (child_info.h, cygheap.h, dcrt0.cc, dir.cc, fhandler.cc, fhandler.h,
fhandler_clipboard.cc, fhandler_disk_file.cc, fhandler_dsp.cc,
	fhandler_floppy.cc, fhandler_mem.cc, fhandler_random.cc,
	fhandler_tape.cc, fhandler_zero.cc, grp.cc, mmap.cc, passwd.cc,
	pinfo.cc, pinfo.h, pipe.cc, sec_acl.cc, sec_helper.cc, security.cc,
	security.h, spawn.cc, syscalls.cc, thread.h, uinfo.cc, winsup.h):
	Change usage of uid_t to __uid16_t, gid_t to __gid16_t and
	off_t to __off32_t throughout.  Use INVALID_UID, INVALID_GID and
	INVALID_SEEK instead casting -1 to the appropriate type.
	* winsup.h: Define INVALID_UID, INVALID_GID and INVALID_SEEK.
	* include/cygwin/acl.h: Define internal __aclent16_t and __aclent32_t
	types.  Don't declare acl functions when compiling Cygwin.
	* include/cygwin/grp.h: Declare getgrgid() and getgrnam() with
	correct types for internal usage.
2002-02-10 13:38:51 +00:00
Corinna Vinschen f6fc31e1a9 * security.cc (create_token): Use sec_user() to create
SECURITY_ATTRIBUTES structure for primary token.
2002-01-23 18:35:03 +00:00
Corinna Vinschen 2d3dab2ea5 * security.cc (create_token): Close processes token handle as soon
as it's not used anymore.
2002-01-19 16:06:11 +00:00
Corinna Vinschen 5d3949b064 * security.cc (open_local_policy): Use POLICY_EXECUTE instead of
enumerating user rights.
2001-12-30 17:38:24 +00:00
Corinna Vinschen e37f6c57cd * security.cc (open_local_policy): Initialize lsa handle to NULL.
Request only needed access rights in call to LsaOpenPolicy().
	(create_token): Check for NULL lsa pointer.
2001-12-29 22:03:32 +00:00
Christopher Faylor 9c510edc61 Eliminate excess whitespace. 2001-11-05 06:09:15 +00:00
Corinna Vinschen f41d24a14d * security.cc (get_supplementary_group_sidlist): New function.
(get_group_sidlist): Call get_supplementary_group_sidlist() to
	retrieve list of supplementary groups SIDs from /etc/group and
	add them to the user's group list.
2001-11-03 21:19:50 +00:00
Corinna Vinschen 3d4b75dec2 * security.cc (is_group_member): Call NetLocalGroupGetMembers() for
local machine only.
	(get_user_local_groups): Ditto for NetLocalGroupEnum().
2001-10-30 00:02:36 +00:00
Corinna Vinschen 990690655c * autoload.cc: Add load statement for `NtOpenFile'.
* fhandler.h (fhandler_dev_raw::get_unit): New method.
	(fhandler_dev_tape::norewind): Eliminate.
	(fhandler_dev_tape::is_rewind_device): New method.
	* fhandler_raw.cc (fhandler_dev_raw::open): Open new
	fixed device name devices using NT internal method.
	Keep calling fhandler_base::open() for old mount table
	device mapping compatibility devices.
	(fhandler_dev_raw::fstat): Eliminate.  Settings are done
	by fhandler_base::fstat() already.
	* fhandler_tape.cc: Remove `norewind' usage throughout.
	* ntdll.h: Define FILE_SYNCHRONOUS_IO_NONALERT.
	Define struct _IO_STATUS_BLOCK.
	Declare NtOpenFile().
	* path.cc (get_raw_device_number): Add new approach for
	using fixed device names.
	(win32_device_name): Ditto.
	(get_device_number): Ditto.  Require POSIX path to begin
	with "/dev/".
	(mount_info::conv_to_win32_path): Call win32_device_name()
	instead of get_device_number() after evaluating mount points
	to allow changing the win32 destination path again.
	* security.cc (str2buf2uni): Remove `static' to be able to
	call function from fhandler_dev_raw::open().
	* wincap.cc: Set flag has_raw_devices appropriately.
	* wincap.h: Add flag has_raw_devices.
2001-10-16 14:53:26 +00:00
Corinna Vinschen ba94682838 * Makefile.in: Build wincap.o.
* wincap.cc: New file.
        * wincap.h: Ditto.
        * autoload.cc: Add dynamic load statement for `CreateHardLinkA'.
        * dcrt0.cc (os_being_run): Eliminated.
        (osname): Ditto.
        (iswinnt): Ditto.
        (set_os_type): Ditto.
        (dll_crt0_1): Call wincap.init() instead of set_os_type().
        (_dll_crt0): Ditto.
        * environ.cc (set_chunksize): New function.
        (parse_thing): `forkchunk' setting now invokes function `set_chunksize'.
        * fork.cc (chunksize): Eliminated. Moved to be member of wincap.
        * host_dependent.h: Removed.
        * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available.
        * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc,
        environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc,
        fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h,
        security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc,
        times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap
        capability check throughout.
        * winsup.h: Include wincap.h. Eliminate extern declarations of
        `os_being_run' and `iswinnt'. Eliminate `os_type" definition.
        * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-12 17:46:37 +00:00
Christopher Faylor e3c25c4a47 Update copyrights. 2001-09-11 20:01:02 +00:00
Christopher Faylor 1ff9f4b937 * cygheap.h (init_cygheap): Move heap pointers here.
* include/sys/cygwin.h (perprocess): Remove heap pointers.
* dcrt0.cc (__cygwin_user_data): Reflect obsolete perprocess stuff.
(_dll_crt0): Don't initialize heap pointers.
(cygwin_dll_init): Ditto.
(release_upto): Use heap pointers from cygheap.
* heap.h: Ditto.
* fork.cc (fork_parent): Ditto.  Don't set heap pointers in ch.
(fork_child): Remove obsolete sigproc_fixup_after_fork.
* shared.cc (memory_init): Reorganize so that cygheap initialization is called
prior to regular heap since regular heap uses cygheap now.
* sigproc.cc (proc_subproc): Eliminate zombies allocation.
(sigproc_init): Move zombies alloation here.  Don't free up array on fork, just
reuse it.
(sigproc_fixup_after_fork): Eliminate.
* sigproc.h: Ditto.
* include/cygwin/version.h: Reflect change to perprocess structure.
2001-09-07 21:32:07 +00:00
Christopher Faylor 4ce15a4980 * cygheap.h (init_cygheap): Move bucket array here from cygheap.cc.
* cygheap.cc: Throughout use bucket array from cygheap.
* sigproc.cc (proc_subproc): Dynamically allocate zombie buffer to save DLL
space.
(sigproc_fixup_after_fork): Free zombie array after a fork.
* sigproc.h (sigproc_fixup_after_fork): Declare.
* dir.cc (mkdir): Expand buffer for security descriptor to 4K to avoid stack
corruption.
* fhandler.cc (fhandler_base::open): Ditto.
* path.cc (symlink): Ditto.
2001-09-06 03:39:18 +00:00
Corinna Vinschen dc8c4c68b7 * security.cc (create_token): Change initialization of `exp' to comply
with new LARGE_INTEGER definition in winnt.h.
2001-08-31 19:48:34 +00:00
Corinna Vinschen 2a9366ff49 * security.cc (set_nt_attribute): Return always -1 in case of
a failure.
        * times.cc (utimes): On NTFS with ntsec ON, change the file's
        security descriptor temporarily to acquire write access if
        opening the file failed.
2001-08-15 10:21:39 +00:00
Corinna Vinschen 8c62297ac5 * security.cc (alloc_sd): Revert to setting inheritance attribute for
permissions given to directories. Never set inheritance on NULL ACE.
2001-08-08 10:00:35 +00:00
Corinna Vinschen c0ae23dc47 * security.cc (alloc_sd): Don't set FILE_DELETE_CHILD for group
if S_ISVTX attribute is given.
        * dir.cc (mkdir): Allow immediate setting of S_ISUID, S_ISGID and
        S_ISVTX attribute.
        * syscalls.cc (_open): Ditto.
2001-08-07 16:14:59 +00:00
Corinna Vinschen 86fb039324 * dir.cc (mkdir): Set security attributes correctly for
CreateDirectoryA () call if ntsec is on. Don't call
        set_file_attributes () then.
        * fhandler.cc (fhandler_base::open): Ditto for CreateFileA () call.
        * path.cc (symlink): Ditto.
        * security.cc (set_security_attribute): New function.
        * security.h: Add declaration for `allow_ntea' and
        `set_security_attribute'.
2001-08-07 15:09:54 +00:00
Christopher Faylor e5ba4c060e Throughout, change check for running under Windows NT to 'iswinnt'.
* dcrt0.cc (set_os_type): Set 'iswinnt' appropriately.
* cygheap.cc (init_cheap): Revert to using VirtualAlloc for allocating cygheap.
(cygheap_setup_for_child_cleanup): New function.  Standard function to call
after calling CreateProcess to cleanup cygheap info passed to child.
(cygheap_fixup_in_child): Copy cygheap from shared memory into allocated space
under Windows 9x or if can't relocate shared space under NT.
* cygheap.h: Declare new function.
* spawn.cc (spawn_guts): Use cygheap_fixup_in_child.
* fork.cc (fork_parent): Ditto.
* winsup.h: Declare iswinnt.
2001-08-04 21:10:52 +00:00
Corinna Vinschen 842c741f98 * security.cc (set_file_attribute): Clean up. Don't call
`set_nt_attribute' when ntsec isn't set.
2001-08-02 16:01:47 +00:00
Corinna Vinschen 8b43d2722b * security.cc (get_user_primary_group): Fix compiler warning.
(alloc_sd): Add DELETE permission for user when S_IWUSR is given.
2001-07-27 09:17:57 +00:00
Christopher Faylor 6b91b8d53b Throughout, reorganize header file inclusion to put security.h prior to
fhandler.h.
* fhandler.h (fhandler_base::get_inheritance): New method.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Use proper
close-on-exec inheritance when creating.
(fhandler_socket::check_peer_secret_event): Create handle as non-inheritable.
2001-07-26 19:22:24 +00:00
Corinna Vinschen c9fbce2641 * security.cc (get_user_groups): Call Net function with NULL server
name under specific error conditions.
        (is_group_member): Ditto.
        (get_user_local_groups): Ditto.
        (get_user_primary_group): Ditto.
2001-07-18 12:56:26 +00:00
Corinna Vinschen 3a157c0d0d Change well_known_admin_sid to well_known_admins_sid throughout.
* sec_acl.cc (setacl): Never set DELETE permission. Set
        FILE_DELETE_CHILD only on readable and executable directories.
        * sec_helper.cc: Add constructor for `well_known_null_sid'.
        * security.cc (get_nt_attribute): Set S_ISVTX for directories if
        FILE_WRITE_DATA and FILE_EXECUTE but not FILE_DELETE_CHILD is set.
        Add evaluation of S_ISVTX, S_ISGID and S_ISUID from NULL ACE.
        (alloc_sd): Never set DELETE permission. Set FILE_DELETE_CHILD
        only on readable and executable directories.
        Add creation of NULL ACE for S_ISVTX, S_ISGID and S_ISUID permissions.
        * security.h: Add extern declaration for `well_known_null_sid'.
2001-07-15 22:40:07 +00:00
Corinna Vinschen 5d0cbc17db * security.cc (alloc_sd): Don't set inheritance attribute for
permissions given to directories.
2001-07-09 09:02:41 +00:00
Christopher Faylor 462f4effb1 * mmap.cc: Clean up *ResourceLock calls throughout.
* thread.cc (pthread_cond::TimedWait): Check for WAIT_TIMEOUT as well as
WAIT_ABANDONED.
(__pthread_cond_timedwait): Calculate a relative wait from the abstime
parameter.
2001-06-26 14:47:48 +00:00
Egor Duda 149da470f3 * security.h (NTWriteEA): Change prototype.
* ntea.cc (NTReadEA): Don't check for global ntea setting, now
it's caller responsibility.
(NTWriteEA): Ditto.
* security.cc (get_file_attribute): Read attribute from EA only
if 'ntea' is enabled.
(set_file_attribute): Ditto.
* path.h: (class path_conv): Add members to store file system
information.
(path_conv::get_drive_type): New function.
* syscalls.cc (stat_worker): Use it.
* path.cc (path_conv::update_fs_info): New functions.
(path_conv::check): Get file system information from device where
file resides. On NTFS, try to read symlink contents from EA.
(get_symlink_ea): New function.
(set_symlink_ea): Ditto.
(symlink): Store symlink in extended attribute, if possible.
2001-06-05 10:45:52 +00:00
Christopher Faylor fd047fb9d5 Maintain 80 col line length. 2001-05-31 17:35:32 +00:00
Christopher Faylor ecfb6f11bc * path.cc (chdir): Always send unsigned chars to isspace since newlib's isspace
doesn't deal well with "negative" chars.
* fhandler.cc (fhandler_disk_file::open): Propagate remote status of file
garnered from path_conv.  Move #! checking to fstat.
(fhandler_disk_file::fstat): Reorganize st_mode setting to eliminate
duplication.  Move check for #! here from fhandler::open.
* fhandler.h (fhandler_base::isremote): New method.
(fhandler_base::set_isremote): Ditto.
(fhandler_base::set_execable_p): Also record "don't care if executable state".
(fhandler_base::dont_care_if_execable): New method.
* path.cc (path_conv::check): Clear new flags.  Appropriately set vol_flags,
drive_type, and is_remote_drive.
* path.h: Add new flags and methods for manipulating them.
* syscalls.cc (_unlink): Use isremote() to determine if a path is remote rather
than calling GetDriveType.
(stat_worker): Ditto.
* security.cc (get_file_attribute): Or attribute with result of NTReadEA to be
consistent with get_nt_attribute.
2001-05-31 05:25:46 +00:00
Corinna Vinschen b2939a814c * sec_helper.cc (cygsid::getfrompw): Change parameter to `const'.
(cygsid::getfromgr): Ditto.
        * security.cc: Use `sys_mbstowcs' and `sys_wcstombs' throughout.
        (extract_nt_dom_user): Try to get user and domain from SID in
        pw->pw_gecos first.
        * security.h (class cygsid): Change parameter of getfrompw() and
        getfromgr() to `const'.
        * uinfo.cc (internal_getlogin): Change order for evaluating user
        information in winNT case. Drop usage of NetWkstaUserGetInfo().
2001-05-29 20:43:40 +00:00
Corinna Vinschen e7e956a7db * security.cc (get_file_attribute): Don't set errno. 2001-05-22 15:59:37 +00:00
Corinna Vinschen 1fcc912f13 * autoload.cc: Add load statements for `LookupAccountNameW',
`LsaClose', `LsaEnumerateAccountRights', `LsaFreeMemory',
        `LsaOpenPolicy', `LsaQueryInformationPolicy', `NetLocalGroupEnum',
        `NetLocalGroupGetMembers', `NetServerEnum', `NetUserGetGroups' and
        `NtCreateToken'.
        * ntdll.h: Add declaration for `NtCreateToken'.
        * sec_helper.cc: Add `well_known_local_sid', `well_known_dialup_sid',
        `well_known_network_sid', `well_known_batch_sid',
        `well_known_interactive_sid', `well_known_service_sid' and
        `well_known_authenticated_users_sid'.
        (cygsid::string): Define as const method.
        (cygsid::get_sid): Set psid to NO_SID on error.
        (cygsid::getfromstr): Ditto.
        (cygsid::getfrompw): Simplify.
        (cygsid::getfromgr): Check for gr == NULL.
        (legal_sid_type): Move to security.h.
        (set_process_privilege): Return -1 on error, otherwise 0 or 1 related
        to previous privilege setting.
        * security.cc (extract_nt_dom_user): Remove `static'.
        (lsa2wchar): New function.
        (open_local_policy): Ditto.
        (close_local_policy): Ditto.
        (get_lsa_srv_inf): Ditto.
        (get_logon_server): Ditto.
        (get_logon_server_and_user_domain): Ditto.
        (get_user_groups): Ditto.
        (is_group_member): Ditto.
        (get_user_local_groups): Ditto.
        (sid_in_token_groups): Ditto.
        (get_user_primary_group): Ditto.
        (get_group_sidlist): Ditto.
        (get_system_priv_list): Ditto.
        (get_priv_list): Ditto.
        (get_dacl): Ditto.
        (create_token): Ditto.
        (subauth): Return immediately if SE_TCB_NAME can't be assigned.
        Change all return statements in case of error to jumps to `out'
        label. Add `out' label to support cleanup.
        * security.h: Add extern declarations for `well_known_local_sid',
        `well_known_dialup_sid', `well_known_network_sid',
        `well_known_batch_sid', `well_known_interactive_sid',
        `well_known_service_sid' and `well_known_authenticated_users_sid'.
        Add extern declarations for functions `create_token',
        `extract_nt_dom_user' and `get_logon_server_and_user_domain'.
        (class cygsid): Add method `assign'. Change operator= to call new
        `assign' method. Add `debug_print' method.
        (class cygsidlist): New class.
        (legal_sid_type): Moved from sec_helper.cc to here.
        * spawn.cc (spawn_guts) Revert reversion of previous patch.
        Call `RevertToSelf' and `ImpersonateLoggedOnUser' instead of `seteuid'
        again.
        * syscalls.cc (seteuid): Rearranged. Call `create_token' now when
        needed. Call `subauth' if `create_token' fails. Try setting token
        owner and primary group only if token was not explicitely created
        by `create_token'.
        * uinfo.cc (internal_getlogin): Try harder to generate correct user
        information. Especially don't trust return value of `GetUserName'.
2001-05-20 08:10:47 +00:00
Corinna Vinschen 4293884185 * security.cc (cygwin_set_impersonation_token): Never destroy
previous token object.
        (subauth): Create token source with well defined identifier.
2001-05-17 13:31:45 +00:00
Corinna Vinschen 2b0a111fcf * fork.cc (fork): Eliminate superfluous call to getuid().
* security.h: New define `NO_SID'. Remove declarations of functions
        moved to methods into class cygsid.
        (class cygsid): Declare new methods `getfromstr', `get_sid',
        `getfrompw', `getfromgr', `get_rid', `get_uid', `get_gid', `string'
        and new constructors and operators =, == and !=.
        Declare new global cygsids `well_known_XXX_sid' substituting the
        corresponding `get_XXX_sid' functions. Remove declarations of
        these functions.
        * sec_helper.cc (well_known_admin_sid): New global variable.
        (well_known_system_sid): Ditto
        (well_known_creator_owner_sid): Ditto
        (well_known_world_sid): Ditto
        (cygsid::string): New method, substituting `convert_sid_to_string_sid'.
        (cygsid::get_sid): New method, substituting `get_sid'.
        (cygsid::getfromstr): New method, substituting
        `convert_string_sid_to_sid'.
        (cygsid::getfrompw): New method, substituting `get_pw_sid'.
        (cygsid::getfromgr): New method, substituting `get_gr_sid'.
        (cygsid::get_id): New method, substituting `get_id_from_sid'.
        (get_admin_sid): Eliminated.
        (get_system_sid): Ditto.
        (get_creator_owner_sid): Ditto.
        (get_world_sid): Ditto.
        * grp.cc: Use new cygsid methods and well known sids throughout.
        * registry.cc: Ditto.
        * sec_acl.cc: Ditto.
        * security.cc: Ditto.
        * shared.cc: Ditto.
        * syscalls.cc (seteuid): Ditto. Eliminate redundant conditional.
        * uinfo.cc (internal_getlogin): Ditto.
        * spawn.cc (spawn_guts) Revert previous patch.
2001-05-15 19:23:31 +00:00
Corinna Vinschen a2cdb048f6 * autoload.cc: Add autoload statements for ws2_32 functions
`WSACloseEvent', `WSACreateEvent', `WSAGetOverlappedResult',
        `WSARecv', `WSARecvFrom', `WSASend', `WSASendTo' and `WSASetEvent',
        `WSAWaitForMultipleEvents'.
        * net.cc: Define wsock_evt.
        (wsock_event): New class.
        (cygwin_sendto): Use overlapped socket io if available.
        (cygwin_recvfrom): Ditto.
        (cygwin_recv): Ditto.
        (cygwin_send): Ditto.
        * security.cc (subauth): Set Win32 error to 0 to safely ask for the
        error code of dynamically loaded function `LsaRegisterLogonProcess'.
2001-05-15 08:15:54 +00:00
Corinna Vinschen 5aac6665c7 * security.cc (subauth): Check if Secur32.dll could be loaded. 2001-05-14 14:14:19 +00:00
Corinna Vinschen 57ff940dd4 * autoload.cc: Add LoadDLLinitfunc for secur32.dll.
Add LoadDLLfuncEx statements for AllocateLocallyUniqueId@4,
        DuplicateTokenEx@24, LsaNtStatusToWinError@4,
        LsaDeregisterLogonProcess@4, LsaFreeReturnBuffer@4,
        LsaLogonUser@56, LsaLookupAuthenticationPackage@12,
        LsaRegisterLogonProcess@12,
        * environ.cc: Add extern declaration for `subauth_id'.
        (subauth_id_init): New function for setting `subauth_id'.
        (struct parse_thing): Add entry for `subauth_id'.
        * fork.cc (fork_parent): Call `RevertToSelf' and
        `ImpersonateLoggedOnUser' instead of `seteuid'.
        * security.cc: Define global variable `subauth_id'.
        (extract_nt_dom_user): New function.
        (cygwin_logon_user): Call `extract_nt_dom_user' now.
        (str2lsa): New static function.
        (str2buf2lsa): Ditto.
        (str2buf2uni): Ditto.
        (subauth): Ditto.
        * security.h: Add prototype for `subauth'.
        * spawn.cc (spawn_guts): Use cygheap->user.token only if impersonated.
        Use `cygsid' type. Remove impersonation before allowing access to
        workstation/desktop to everyone. Call `RevertToSelf' and
        `ImpersonateLoggedOnUser' instead of `seteuid'.
        * syscalls.cc (seteuid): Rearranged to allow using subauthentication
        to retrieve user tokens when needed.
2001-04-30 21:19:42 +00:00
Corinna Vinschen 17db110558 * grp.cc: Eliminate MAX_DOMAIN_NAME define.
(read_etc_group): Substitute MAX_DOMAIN_NAME by
        INTERNET_MAX_HOST_NAME_LENGTH.
        * passwd.cc (parse_pwd): Don't force pw_name to be lower case.
        * sec_helper.cc: Substitute MAX_USER_NAME by UNLEN,
        MAX_COMPUTERNAME_LENGTH by INTERNET_MAX_HOST_NAME_LENGTH throughout.
        (lookup_name): Slight cleanup.
        * security.cc (alloc_sd): Substitute MAX_USER_NAME by UNLEN.
        * security.h: Define DEFAULT_UID as DOMAIN_USER_RID_ADMIN and
        DEFAULT_GID as DOMAIN_ALIAS_RID_ADMINS.
        * shared.cc (memory_init): Substitute MAX_USER_NAME by UNLEN.
        * thread.h: Ditto.
        * uinfo.cc (internal_getlogin): Substitute MAX_USER_NAME by UNLEN.
        Substitute MAX_COMPUTERNAME_LENGTH and MAX_HOST_NAME by
        INTERNET_MAX_HOST_NAME_LENGTH.
        * winsup.h: Include lmcons.h. Eliminate MAX_USER_NAME and
        MAX_HOST_NAME. Move DEFAULT_UID and DEFAULT_GID to security.h.
2001-04-30 18:21:48 +00:00
Corinna Vinschen 22ae5a5be8 * security.cc (alloc_sd): Add unrelated ACCESS_ALLOWED_ACE behind
the `everyone' ACE.
2001-04-26 09:21:33 +00:00
Corinna Vinschen d551169a9f * autoload.cc: Add LoadDLLfunc statements for SetTokenInformation@16.
* cygheap.cc: Include security.h.
        * grp.cc (internal_getgrent): New function.
        (getgroups): Rearranged using `internal_getgrent' and the new
        `cygsid' class.
        * passwd.cc (internal_getpwent): New function.
        * sec_acl.cc: Use new `cygsid' class throughout.
        (acl_access): Use `internal_getgrent' instead of `getgrent'.
        * sec_helper.cc: Use new `cygsid' class throughout.
        (get_id_from_sid): Use `internal_getgrent' instead of `getgrent'.
        Use `internal_getpwent' instead of `getpwent'.
        * security.cc: Use new `cygsid' class throughout.
        * security.h: Move `MAX_SID_LEN' from winsup.h to here.
        Add extern declarations for `internal_getgrent' and `internal_getpwent'.
        (class cygsid): New class.
        * shared.cc (sec_user): Use new `cygsid' class.
        * syscalls.cc (seteuid): Try to set owner to user and primary group to
        current group in impersonation token before performing impersonation.
        (setegid): Try to set primary group in process token to the new group
        if ntsec is on.
        * uinfo.cc (internal_getlogin): Use new `cygsid' class.
        Try to set owner to user and primary group to current group in process
        token if the process has been started from a non cygwin process.
        (uinfo_init): Set primary group only if the process has been started
        from a non cygwin process.
        * winsup.h: Move define for `MAX_SID_LEN' to security.h.
2001-04-25 09:43:25 +00:00
Corinna Vinschen b265245256 * security.cc (alloc_sd): Reformat comment.
* shared.cc: Drop function declarations already in security.h.
2001-04-22 22:12:12 +00:00
Corinna Vinschen 3c8e92d9fc * security.cc (set_process_privileges): Swap out.
* sec_helper.cc (set_process_privilege): Rename from
        `set_process_privileges'. Takes the privilege to enable or disable
        as parameter now.
        * security.h: Add prototype for `set_process_privileges'.
2001-04-20 20:36:13 +00:00
Corinna Vinschen c0d1968a18 * Makefile.in: Add object files `sec_helper.cc' and `sec_acl.cc'.
* security.cc: Swap out several functions.
        * sec_acl.cc: New file. Move Sun compatibel ACL functions from
        `security.cc' to here.
        * sec_helper.cc: New file. Move security helper functions from
        `security.cc' to here.
        * security.h: Changed to accomodate the above changes.

        * grp.cc: Replace `group_in_memory_p' by `group_state'.
        Eliminate group_sem throughout.
        (enum grp_state): New enumeration type.
        (read_etc_group): Make race safe.
        * security.cc: Eliminate group_sem throughout.
2001-04-20 13:02:32 +00:00
Christopher Faylor 0381fec68f Throughout, change fdtab references to cygheap->fdtab.
* child_info.h (cygheap_exec_info): Eliminate special fdtab stuff.
* spawn.cc (spawn_guts): Ditto.
* cygheap.cc (cygheap_init): Initialize fdtab, if appropriate.
* cygheap.h (CYGHEAPSIZE): Include size of init_cygheap.
(_cmalloc_entry): Include fdtab here.
* dtable.h (dtable): Declare/define new methods.
* dtable.cc (dtable::vfork_child_fixup): New method.
(dtable::fixup_after_exec): Remove unneeded extra arguments.
* dcrt0.cc (dll_crt0_1): Ditto.
* environ.cc (getwinenv): Use case sensitive comparison.
(winenv): Make a copy of environment cache to avoid realloc problems when
duplicate environment variables exist in the environment.  (From Egor Duda)
* net.cc (cygwin_socket): Revert Apr 14 change.
* include/sys/file.h: Protect against previous X_OK definition.
* passwd.cc: Eliminate passwd_sem throughout.
* security.cc: Ditto.
* cygwin.din: Export New functions.
* passwd.cc (read_etc_passwd): Make race safe.
(getpwuid_r): New function.
(getpwnam_r): New function.
2001-04-18 21:10:15 +00:00
Corinna Vinschen e212576dba * environ.cc (parse_options): Use strtok_r instead of strtok.
* security.cc (convert_string_sid_to_sid): Ditto.
        (aclfromtext): Ditto. Fix buffer usage.
2001-03-14 15:32:49 +00:00
Christopher Faylor 95a8465ba0 * dlopen.c (dlopen): Return NULL when name is NULL (suggested by
chrisiasci@aol.com).
* cygwin.din: Add a new, internally used export - _check_for_executable.
* dcrt0.cc (dll_crt0_1): Set _check_for_executable for older binaries.  Pass
user_data to premain functions.
* fhandler.cc (fhandler_disk_file::open): Only check for executable if the
linked program is intereested in the executable bit.
(fhandler_disk_file::check_execable_p): Delete.
* fhandler.h (executable_states): New enumeration of various states of
executable bit caring.
(fhandler_base::set_execable_p): New method.
* fhandler_termios.cc (fhandler_termios::line_edit): Flag when a signal has
been sent to the tty.  Return -1 when this is so.
* fhandler_console.cc (fhandler_console::read): Return -1 when signal sending
character encountered.
* path.cc (path_conv::check): Record when path refers to a disk device.  Move
executable extension check here.
(check_sysfile): Accomodate new EXEC path states.
(has_suffix): Remove.
(next_suffix): Remove.
(class suffix_scan): New clas.
(suffix_scan::has): New method.
(suffix_scan:next): New method.
(symlink_info::check): Use suffix_scan method to control for scanning for
suffixes.
* path.h (path_conv::exec_state): New method.
* perprocess.h: Make "C" friendly.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_S_IEXEC.  Bump
CYGWIN_VERSION_API_MINOR.
* include/sys/cygwin.h: Change premain declarations.
* winsup.h: Move __cplusplus test to after builtin defines.
2001-03-05 06:28:25 +00:00
Corinna Vinschen e03f5f7338 * dir.cc (readdir): Fix shortcut==symlink condition.
* environ.cc: Add extern decl for `allow_winsymlinks'.
        (struct parse_thing): Add entry for `[no]winsymlinks'.
        * path.cc (symlink): Change to be able to create both,
        symlink==shortcut and symlink==systemfile, dependent of
        the setting of `allow_winsymlinks'.
        * security.cc (cygwin_logon_user): Add debug output.
        * shortcut.c: Add defines from path.h.
        (has_exec_chars): Copy from path.h.
        (check_shortcut): Check for executable file condition if not a
        shortcut.
2001-03-02 11:41:09 +00:00
Corinna Vinschen fc168ded9e Add copyright year 2001 2001-02-21 22:59:11 +00:00
Corinna Vinschen 10b06c5ee0 * Makefile.in: Add `-lshell32 -luuid' to link pass for new-cygwin1.dll.
* autoload.cc: Add LoadDLLinitfunc for ole32.dll.
        Add LoadDLLfuncEx statements for CoInitialize@4, CoUninitialize@0
        and CoCreateInstance@20.
        * dir.cc (dir_suffixes): New datastructure.
        (readdir): Check for R/O *.lnk files to hide the suffix.
        (opendir): Use `dir_suffixes' in path conversion.
        (rmdir): Ditto.
        * fhandler.cc (fhandler_disk_file::fstat): Add S_IFLNK flag
        before calling `get_file_attribute'. Take FILE_ATTRIBUTE_READONLY
        into account only if the file is no symlink.
        * path.cc (inner_suffixes): New datastructure.
        (SYMLINKATTR): Eliminated.
        (path_conv::check): Use `inner_suffixes' on inner path components.
        (shortcut_header): New global static variable.
        (shortcut_initalized): Ditto.
        (create_shortcut_header): New function.
        (cmp_shortcut_header): Ditto.
        (symlink): Create symlinks by creating windows shortcuts. Preserve
        the old code.
        (symlink_info::check_shortcut): New method.
        (symlink_info::check_sysfile): Ditto.
        (symlink_info::check): Check for shortcuts. Move code reading
        old system attribute symlinks into symlink_info::check_sysfile().
        (chdir): Use `dir_suffixes' in path conversion.
        * security.cc (get_file_attribute): Check for S_IFLNK flag.
        Force 0777 permissions then.
        * spawn.cc (std_suffixes): Add ".lnk" suffix.
        * syscalls.cc (_unlink): Use `inner_suffixes' in path conversion.
        Check for shortcut symlinks to eliminate R/O attribute before
        calling DeleteFile().
        (stat_suffixes): Add ".lnk" suffix.
        (stat_worker): Force 0777 permissions if file is a symlink.
2001-02-21 21:49:37 +00:00
Christopher Faylor 2a6fc028ba Throughout, change 'cygwin_shared.mount' to 'mount_table'.
* child_info.h (child_info): Move shared_h, console_h to cygheap.  Add mount_h.
* cygheap.h (init_cygheap): Add shared_h, console_h.
* cygheap.cc (init_cheap): Initialize heap at a fixed location after the shared
memory regions.  Initialize cygheap->user name here.
* dcrt0.cc (dll_crt0_1): Call getpagesize () to initialize constants.  Remove
cygheap_init since it is done in shared_init now.
(_dll_crt0): Initialize mount_h, remove shared_h and console_h initialization.
* fhandler_console.cc (console_shared_h): Eliminate.
(get_tty_stuff): Use cygheap->console_h rather than console_shared_h.
* heap.cc (heap_init): Use page size constant calculated earlier in
initialization.
* shared.cc: Eliminate cygwin_shared_h.  Add cygwin_mount_h.
(mount_table_init): New function for initializing a user mount table.
(open_shared_file_map): Use constant for shared memory region.  Initialize
cygheap and mount table here.
(open_shared): Improve debugging output.
(shared_info::initialize): Eliminate call to mount.init.
(shared_terminate): Use cygheap->shared_h.  Close cygwin_mount_h.
(open_shared_file_map): Eliminate.
* shared_info.h (mount_info): Add a version field.
(shared_align_past): New macro for calculating location for shared memory
regions.
* sigproc.cc (init_child_info): Eliminate shared_h, console_h.
* spawn.cc (spawn_guts): Pass on cygwin_mount_h iff not a different user.
* syscalls.cc (system_info): New global holding system memory defaults.
(getpagesize): Use system_info.
* uinfo.cc (internal_getlogin): Only fill in user name if nonexistent.
* winsup.h: Declare system_info.
* passwd.cc (read_etc_passwd): Use cygheap->user.name () rather than retrieving
the name again.
2001-01-28 05:51:15 +00:00
Corinna Vinschen aa2b85cc90 * autoload.cc: Add load statemant for SetSecurityDescriptorControl.
* security.cc (alloc_sd): Always set SE_DACL_PROTECTED flag on
        Win2K and higher.
2000-12-20 12:42:43 +00:00
Corinna Vinschen 5827f4d98a * environ.cc (struct parse_thing): Add entry for new CYGWIN option
`smbntsec'.
        * path.cc (path_conv::check): Check path for being a remote path.
        If so and `allow_smbntsec' is set to FALSE, set has_acls to FALSE.
        * security.cc: Add global definition for `allow_smbntsec'.
        * security.h: Add extern declaration for `allow_smbntsec'.
        * fhandler.cc (fhandler_disk_file::open): Eliminate extern declaration
        of `allow_ntsec'.
        * syscalls.cc: Ditto.
2000-12-19 19:52:57 +00:00
Christopher Faylor ee1d77e4b7 * autoload.cc: Autoload CharToOemA.
* dcrt0.cc (dll_crt0_1): Translate command line to OEM if current codepage is
OEM.
* environ.cc: Add new option 'codepage' to CYGWIN environment variable.
* fhandler_clipboard.cc (fhandler_clipboard::read): Read clipboard in OEM mode
if current codepage is OEM.
* fhandler_console.cc (fhandler_console::read): Only translate console input if
current codepage is ANSI.
* fhandler_console.cc (fhandler_console::write_normal): Translate output data
if current codepage is ANSI.
* pinfo.cc (codepage_init): New function.  Setup current codepage from CYGWIN
environment variable and set codepage for file APIs.
* security.cc (read_sd): Translate file name to it if current codepage is OEM.
* winsup.h: (sys_wcstombs,sys_mbstowcs): Use current codepage for translations
between multibyte and widechar string and vice versa.
2000-12-10 00:45:12 +00:00
Corinna Vinschen 66c161baac * cygheap.h: Move `token' and `impersonated' from class _pinfo
to class cygheap_user.
        * pinfo.h: Ditto.
        * fork.cc (fork_child): Change usage of `token' and `impersonated'
        accordingly.
        (fork_parent): Ditto.
        * security.cc (cygwin_set_impersonation_token): Ditto.
        * sigproc.cc (proc_subproc): Ditto.
        * spawn.cc (spawn_guts): Ditto.
        * syscalls.cc (seteuid): Ditto.
        * uinfo.cc (uinfo_init): Ditto.
2000-11-15 21:04:02 +00:00
Corinna Vinschen 1f0f8e127c * cygheap.cc (cygheap_root::cygheap_root): New function.
(cygheap_root::~cygheap_root): Ditto.
        (cygheap_root::operator=): Ditto.
        (cygheap_user::~cygheap_user): Ditto.
        (cygheap_user::set_name): Ditto.
        (cygheap_user::set_logsrv): Ditto.
        (cygheap_user::set_domain): Ditto.
        (cygheap_user::set_sid): Ditto.
        * cygheap.h (cygheap_root): New class.
        (cygheap_user): Ditto.
        (init_cygheap): Change type of `root' member to cygheap_root.
        Add `user' member.
        * dir.cc (opendir): Use new `cygheap_root' class.
        * dcrt0.cc (dll_crt0_1): Use new `cygheap_user' class.
        * fork.cc (fork_parent): Ditto.
        * grp.cc (getgroups): Ditto.
        * passwd.cc (search_for): Ditto.
        * path.cc: Use new `cygheap_root' class throughout.
        * pinfo.h (_pinfo): Remove `use_psid'. Move `username', `psid',
        `logsrv', `domain', `orig_{uid,gid}' and `real_{uid,gid}' to
        cygheap_user class.
        * security.cc: Use new `cygheap_user' class throughout.
        * shared.cc (sec_user): Ditto.
        * sigproc.cc (proc_subproc): Remove copy statements for user
        related information moved to `cygheap_user' class.
        * spawn.cc (spawn_guts): Invalidate current chroot settings
        when creating Windows environment. Use new `cygheap_user' class.
        * syscalls.cc: Use new `cygheap_user' class throughout.
        * uinfo.cc: Ditto.
        * uinfo.cc (internal_getlogin): Change parameters to reflect the
        move of user information to cygheap.
2000-11-15 00:13:09 +00:00
Christopher Faylor 75a57bf04a Whitespace cleanup.
* configure.in: Eliminate subdir stuff.
* configure: Regenerate.
* include/getopt.h (option): Make name field 'const'.
2000-10-28 05:41:44 +00:00
Corinna Vinschen c434bd0840 * security.cc: Eliminate C++ comments throughout. 2000-10-23 08:02:38 +00:00
Corinna Vinschen b150b20cfd * pinfo.cc (pinfo_init): Eliminate call to `set_process_privileges'.
* security.cc (write_sd): Call `set_process_privileges' on the first
        call to `write_sd'.
        (set_process_privileges): Eliminate adjusting SE_BACKUP_NAME privilege.
2000-10-22 10:13:30 +00:00
Christopher Faylor 1dc16fc74b * exceptions.cc (set_console_handler): Don't allocate
console_handler_thread_waiter.  It is obsolete.
(ctrl_c_handler): Don't use console_handler_thread_waiter.
* path.cc (hash_path_name): Fix handling of relative names.  Make case
insensitive.
* path.h (suffix_info): Use initializers.
* pinfo.h (_pinfo): Avoid initializers for null case.
* resource.cc (fill_rusage): Zero rest of rusage structure.
* security.cc (set_process_privileges): Don't reopen parent process.  Just use
hMainProc.
* signal.cc (signal): Track when a signal handler has been used.
(sigaction): Ditto.
* sigproc.cc (pchildren): Use default initializer.
(zombies): Ditto.
(sigproc_terminate): Avoid closing handles that will be closed on exit anyway.
(wait_sig): Send signal to "parent" on EXECing, not FORKing.
(wait_subproc): Send SIGCHLD here rather than in proc_wait to avoid potential
muto conflicts.
* sigproc.h (sigthread): Don't initialize to zero.  It's the default.
* spawn.cc (spawn_guts): Fill in resources from exec parent prior to
termination.
* sync.h (muto): Don't initialize to zero.
* syscalls.cc (close_all_files): Use one lock around entire loop and call
fhandler close/release stuff directly.
(_read): Don't use ready_for_read if there are not signal handlers active.
* dcrt0.cc (dll_crt0_1): Fix display of "title".
(do_exit): Use pinfo exit method to exit.
(__api_fatal): Ditto.
* exceptions.cc (signal_exit): Ditto.
* fork.cc (fork_child): Remove debugging stuff.  Use pinfo_fixup_after fork in
place of exec_fixup_after_fork.
* pinfo.cc (pinfo_fixup_after_fork): New method.
(pinfo_fixup_in_spawned_child): Ditto.
(_pinfo::exit): New method.
(_pinfo::init): Remove recursion.  Detect pathological case where pinfo
structure already exists for new pid.
* pinfo.h (_pinfo): Reorganize slightly.  Add new method and new function
declarations.
* sigproc.cc (proc_exists): Previous simplification was a little to simple.
Try harder to detect if a process exists.
(proc_terminate): Use PID_EXITED setting to determine if process is still
around.
(WFSO): Remove debugging statement.
(WFMO): Ditto.
* spawn.cc (exec_fixup_after_fork): Eliminate.
(spawn_guts): Always set old_title to NULL.  Is it really needed?  Move
hexec_proc to pinfo.cc.  Call pinfo_fixup_in_spawned_child to eliminate handle
link after a spawn.
* include/sys/cygwin.h: Remove PID_NOT_IN_USE.  Add PID_EXITED.
2000-10-15 01:37:07 +00:00
Christopher Faylor 1ec4f618fe * child_info: Bump child_info "version".
(child_info): Move some fields from child_info_spawn to here.
* cygheap.cc: Make cygheap pointers NOCOPY.
* dcrt0.cc (dll_crt0_1): Copy cygwin heap here regardless of whether we've been
forked or execed.
* dtable.cc (dtable::fixup_after_fork): Just release close-on-exec fds.
* exceptions.cc (stackdump): Respond to C warning.
* fork.cc: Reorganize to minimize stack copying.
(fork_child): New function.
(fork_parent): Ditto.
(sync_with_child): Don't suspend the forkee.
(sync_with_parent): Ditto.  Make into a function.
* heap.cc (heap_init): Add some debugging output.
* path.cc (path_conv::check): Add an assertion.
(has_suffix): Ditto.
* security.cc (get_pw_sid): Defend against NULL.
* sigproc.cc (proc_subproc): Fix debugging output.
(wait_sig): Ditto.
* strace.cc: Make statics NO_COPY throughout.
(strace::vsprntf): Defend against NULL.
2000-10-12 22:15:47 +00:00
Christopher Faylor f0338f545d Break out more header info into separate files. Use appropriate header files
throughout.
* shared.h: Remove.
* cygwin_version.h: New file.
* delqueue.h: New file.
* environ.h: New file.
* host_dependent.h: New file.
* perprocess.h: New file.
* registry.h: New file.
* security.h: New file.
2000-09-08 02:56:55 +00:00
Christopher Faylor b0e82b74fb * Makefile.in: Add cygheap.o.
* child_info.h: Add specific exec class.
* cygheap.h: New file.  Contains declarations for cygwin heap.
* cygheap.cc: New file.  Implements cygwin heap functions.
* dcrt0.cc (quoted): Simplify due to new method for passing arguments between
cygwin programs.
(alloc_stack_hard_way): Attempt to handle overlapped stack.
(dll_crt0_1): Move child_info processing here.  Accomodate new method for
passing arguments between cygwin programs.  Initialize cygwin heap.  Establish
__argc and __argv variables.
(_dll_crt0): Move most of child_info processing to dll_crt0_1.
(cygwin_dll_init): Remove duplication.
* dtable.cc (dtable::extend): Allocate dtable using cygwin heap.
(dtable::build_fhandler): Ditto for fhandler type being constructed.
(dtable::dup_worker): Free new fhandler from cygwin heap on error.
(dtable::select_*): Don't assume that this == fdtab.
(dtable::linearize_fd_array): Delete.
(dtable::delinearize_fd_array): Delete.
(dtable::fixup_after_exec): New file.
(dtable::vfork_child_dup): Use cygwin heap.
(dtable::vfork_parent_restore): Ditto.
* dtable.h: Remove obsolete methods.  Add new method.
* environ.cc (posify): Eliminate already_posix parameter and logic.
(envsize): New function.
(_addenv): Use envsize.
(environ_init): Accept an argument pointing to an existing environment list.
If supplied, allocate space for this in the the program's heap.
* fhandler.cc (fhandler_base::operator =): Move here from fhandler.h.  Use
cygwin heap to allocate filenames.
(fhandler_base::set_name): Allocate/free names from cygwin heap.
(fhandler_base::linearize): Delete.
(fhandler_base::de_linearize): Delete.
(fhandler_base::operator delete): Free from cygwin heap.
(fhandler_base::~fhandler_base): Ditto.
* fhandler.h: Accomodate elimination of *linearize and other changes above.
* fhandler_console.cc (fhandler_console::fixup_after_exec): Rename from
de_linearize.
* heap.h: New file.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Use cygwin heap for
name.  fhandler_tty::fixup_after_exec): Rename from de_linearize.
* fork.cc (fork): Call cygheap_fixup_in_child.
* heap.cc: Use declarations in heap.h.
* malloc.cc: Sprinkle assertions throughout to catch attempts to free/realloc
something from the cygwin heap.
* path.cc: Throughout, eliminate use of per-thread cache for cwd.  Use cwd_*
functions rather than cwd_* variables to access cwd_win32 and cwd_posix.
(cwd_win32): New function.
(cwd_posix): New function.
(cwd_hash): New function.
(cwd_fixup_after_exec): New function.
* path.h: Accomodate path.cc changes.
* pinfo.cc (pinfo_init): Accept a pointer to an environment table.  Pass this
to environ_init.  Eliminate old 'title' tests.
* pinfo.h: Accomodate above change in argument.
* spawn.cc (struct av): New method for building argv list.
(av::unshift): New method.
(spawn_guts): Allocate everything that the child process needs in the cygwin
heap and pass a pointer to this to the child.  Build argv list using new
method.  Eliminate delinearize stuff.
* thread.h: Eliminate _cwd_win32 and _cwd_posix buffers.
* winsup.h: Eliminate obsolete functions.  Add envsize() declaration.
2000-09-03 04:16:35 +00:00
Christopher Faylor bccd5e0d85 * winsup.h: Eliminate inclusion of most of the cygwin .h files. Use .h files
only in sources which require them.
* Makefile.in: Generate dependencies with -MD option.
2000-08-22 05:10:20 +00:00
Christopher Faylor 9e2baf8dfa * cygerrno.h: New file. Use this throughout whenever errno manipulation is
required.
* errno.cc: Use DWORD to hold Windows errors.
(geterrno_from_win_error): New function.
(seterrno_from_win_error): Use geterrno_from_win_error to convert supplied
windows error (suggested by Corinna Vinschen).
* path.cc (symlink_info): Add error element.
* path.cc (path_conv::check): Remove errno setting.  Use new symlink_info errno
element to set path_conv error, where appropriate.
(symlink_info::check): Set error element rather than attempting to manipulate
errno.  Add more checks for trailing / and /..  even though they are currently
useless.  Avoid setting EINVAL.
* path.cc (normalize_posix_path): Correct check for trailing /.
2000-08-22 03:58:47 +00:00
Christopher Faylor e2ebe11776 * winsup.h: Split out dtable definitions into separate header file.
* dtable.h: New file.
* sigproc.h: Eliminate pinfo.h usage here.  Use it in source files that need
it.
2000-08-12 05:35:42 +00:00
Christopher Faylor 9015e0fb8c Rename hinfo -> dtable. Name the former dtable array 'fdtab'. 2000-08-12 04:48:44 +00:00
DJ Delorie 4c8d72ded5 * winsup.h: take out protections of environ, errno, allow C use
* *.cc: put winsup.h before other headers (for __INSIDE_CYGWIN__);
use cur_environ() instead of just environ
* times.cc: remove import protections
* glob.c: add winsup.h
* localtime.c: ditto
* smallprint.c: ditto
* Makefile.in: don't __INSIDE_CYGWIN__ as it messes up profiling.
2000-08-02 16:28:18 +00:00
Corinna Vinschen a246b47b67 * security.cc (lookup_name): Search on local machine first if
myself->domain is not empty.
2000-07-26 15:44:58 +00:00
Corinna Vinschen 6780333e20 * security.cc (acl_worker): Use stat_suffixes in call to path_conv
just as in `stat_worker'.
2000-07-21 10:06:13 +00:00
Christopher Faylor 5bc584ba65 Throughout, eliminate third argument to path_conv and use new PC_* constants
for second argument.
* path.h: Generalize SYMLINK_* constants to PC_*.
(path_conv): Create a new method.  Fold third argument into second.
* dll_init.cc (dll_list::alloc): Try harder to find space to allocate dll
struct.
(dll_dllcrt0): Don't check sanity if we've already called dll_crt0.
* path.cc (path_conv::check): Don't check for a null or empty path unless
specifically told with a flag setting.
(check_null_empty_path): New function, adapted from macro.
* syscalls.cc (_rename): Use already-determined file attributes rather than
checking again.
* lib/cygwin/cygwin_attach.dll.c (cygwin_attach_dll): Use a static per_process
structure since this is apparently supposed to be zeroed.
* lib/cygwin_crt0.c (cygwin_crt0): Zero per_process structure sent to older
DLLs.
2000-07-17 19:18:21 +00:00
Corinna Vinschen 1ec2e52134 * security.cc (read_sd): Eliminate OemToChar. 2000-07-04 17:03:52 +00:00
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 e219a2bdf0 * dcrt0.cc: Add load statements for `GetSidIdentifierAuthority'
and `RegLoadKeyA'.
        * registry.cc (get_registry_hive_path): New function.
        (load_registry_hive): Ditto.
        * security.cc (convert_sid_to_string_sid): New function.
        (get_ssid): Renamed to `convert_string_sid_to_sid'.
        (get_pw_sid): Call `convert_string_sid_to_sid' instead of `get_ssid'.
        (get_gr_sid): Ditto.
        (get_admin_sid): Ditto.
        (get_system_sid): Ditto.
        (get_creator_owner_sid): Ditto.
        (get_world_sid): Ditto.
        * shared.h: New prototypes for `get_registry_hive_path' and
        `load_registry_hive'.
        * spawn.cc (spawn_guts): Set child->psid to NULL to force calling
        `internal_getlogin' from child process in case of changing user context.
        Call `load_registry_hive' in case of changing user context.
        (_spawnve): Copy user infos only if user context remains the same.
        * uinfo.cc: Add load statement for `NetUserGetInfo'.
        Remove load statement for `NetGetDCName'.
        (internal_getlogin): Rewrite to speed up process startup
        and to correct user environment in case user context changes.
        (uinfo_init): Call internal_getlogin only if myself->psid is NULL,
        that is user context changes.
        * winsup.h: Add prototypes for `convert_sid_to_string_sid',
        `convert_string_sid_to_sid' and `get_pw_sid'.
2000-06-19 17:36:30 +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
Corinna Vinschen dd67f9db6a * security.cc (read_sd): Return 1 on success because we
can't rely on the returned SD size from GetFileSecurity.
2000-05-02 09:38:32 +00:00
Corinna Vinschen 64dcb07652 * dcrt0.cc: Add dynamic load code for `OemToCharA' from user32.dll.
* security.cc (read_sd): Call `OemToCharA' to make
        `GetFileSecurity' happy on filenames with umlauts.
2000-05-02 00:25:43 +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 b53881fd27 * cygwin.din: Add symbol for `lacl'.
* security.cc (ReadSD): Add debug output.
	(acl_worker):  New static function.
	(acl): Call acl_worker now.
	(lacl): New function.
	(facl): Call acl_worker now.
	* include/cygwin/acl.h: Add prototype for `lacl'.
2000-04-13 06:53:24 +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 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