Commit Graph

68 Commits

Author SHA1 Message Date
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
Christopher Faylor 243a041bd0 * dll_init.h (class dll_list): Reorder functions to avoid compiler "can't
inline" warnings.
* security.h (class cygsid): Ditto.
* sigproc.cc (get_proc_lock): Ditto.
* sigproc.h (class sigframe): Ditto.
* sync.h (class muto): Ditto.
* fhandler.h (fhandler_base::get_guard): Actually MAKE virtual as previously
indicated.
* pipe.cc (make_pipe): Remove extraneous set_errno.
* syscalls.cc (_open): Ditto.
* select.cc (peek_pipe): Need to check that there is still something to read
from the pipe after acquiring the mutex since another process/thread could have
eaten the input before we got to acquiring the lock.  (Thanks to Nick Duffek
for this inspiration.)
2001-11-03 03:32:27 +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
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
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
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
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 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 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 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 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 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
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 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