Commit Graph

68 Commits

Author SHA1 Message Date
Christopher Faylor c433f4617f Throughout, remove "include <errno.h>" from files which already include
cygerrno.h.
* include/cygwin/config.h (__DYNAMIC_REENT__): Define.
* include/cygwin/version.h: Bump API minor version.
* cygwin.din: Export __getreent
* cygerrno.h: Include errno.h.  Fix places where _impure_ptr is used directly
to store the errno value.
* debug.cc (__set_errno): Ditto.
* errno.cc: Remove _RRENT_ONLY define to get errno.cc compiled.
* signal.cc: Rename _reent_clib to _REENT throughout.
* thread.h (reent_clib): Remove prototype.
* thread.cc (reent_clib): Rename reent_clib to __getreent.  Return _impure_ptr
until MTinterface is initialized.
(reent_winsup): Fix a possible SEGV when _r == NULL.  Return NULL instead.
* MTinterface::fixup_after_fork: Switch reent back to _impure_ptr to keep
signal handling running when fork is called from a thread other than the
mainthread.
2003-06-16 03:24:13 +00:00
Christopher Faylor f51e42acc8 * shared.cc (shared_info::heap_chunk_size): Be really defensive about making
sure that heap_chunk is set.
2003-06-05 02:56:27 +00:00
Corinna Vinschen 5c768c978c * shared_info.h: Match shared_name declaration with below change.
* shared.cc (shared_name): Use incoming char * parameter instead of
	local static buffer.
	(open_shared): Accomodate new calling convention for shared_name.
	* exceptions.cc (events_init): Ditto.
	* sigproc.cc (getsem): Ditto.
	* syscalls.cc (login): Ditto.
	(logout): Ditto.
	(pututline): Ditto.
2003-05-21 08:01:57 +00:00
Corinna Vinschen d4f3ce316c * fhandler_socket.cc (SECRET_EVENT_NAME): Remove.
(ENTROPY_SOURCE_NAME): Ditto.
	(secret_event_name): New static function.  Create shared event name
	with "Global\" prefix on systems supporting terminal services.
	(fhandler_socket::set_connect_secret): Fix conditional.
	(fhandler_socket::create_secret_event): Create secret event using
	secret_event_name().
	(fhandler_socket::close_secret_event): Ditto.
	* shared.cc (shared_name): Create shared object name with "Global\"
	prefix on systems supporting terminal services.
	* wincap.cc: Set has_terminal_services capability throughout.
	(wincap_2003): New global object representing Windows 2003 Server
	capabilities.
	(wincapc::init): Accomodate Windows 2003 Server.
	* wincap.h (struct wincaps): Add has_terminal_services capability.
2003-05-20 15:22:09 +00:00
Christopher Faylor 485d85bfa7 * shared.cc (shared_info::heap_chunk_size): Use correct variable when reading
HKLM.
2003-01-31 15:02:40 +00:00
Christopher Faylor 3593c18730 space 2002-11-02 03:31:15 +00:00
Christopher Faylor 082512aea1 * shared.cc (shared_info::initialize): Use correct value for version
comparison.
* include/cygwin/version.h (CYGWIN_VERSION_MAGIC): Use all of a DWORD for magic
calculation.
2002-10-23 02:20:38 +00:00
Christopher Faylor 1cc651ecaf * cygheap.cc (cygheap_fixup_in_child): Use user_heap element in cygheap.
(init_cheap): Ditto for declaration.
* fork.cc (fork_parent): Use user_heap element in cygheap.
* heap.h (inheap): Ditto.
* heap.cc (sbrk): Ditto.
(heap_init): Ditto.  Reorganize to shrink heap chunk as required and record new
value in cygheap.
* dcrt0.cc (dll_crt0_1): More "move the cygthread init" games.
* shared.cc (open_shared): Rework memory protection to properly deal with
relocated shared segment.
(shared_info::heap_chunk_size): Rename element to 'heap_chunk'.
* shared_info.h (shared_info): Ditto for declaration.
* strace.cc (strace::hello): Report on heap chunk size from cygheap since it
may shrink.
2002-10-22 16:18:55 +00:00
Christopher Faylor 5ec14fe40a Change _function() to function() throughout.
* cygwin.din: Remove last vestiges (?) of newlib wrappers.
* cygthread.cc (cygthread::detach): Always wait for event or suffer an
apparently inavoidable race.
* dcrt0.cc (dll_crt0_1): Allocate threads after stack has been relocated.
* debub.cc (lock_debug): Don't acquire lock on exit.
* fork.cc (fork_child): Recreate mmaps before doing anything else since Windows
has a habit of using blocks of memory in the child that could previously have
been occupied by shared memory in the parent.
* mmap.cc (fhandler_disk_file::fixup_mmap_after_fork): Issue error here and
provide some details about what went wrong.
(fixup_mmaps_after_fork): Remove error message.
* shared.cc (open_shared): Move warning message so that more detail is
possible.
* sigproc.cc (sigproc_init): Initialize sync_proc_subproc to avoid a race.
(sigproc_terminate): Specifically wait for process thread to terminate.
2002-10-21 01:00:58 +00:00
Christopher Faylor d25c187f12 Rename _kill() to kill() throughout. Rename _raise() to raise() throughout.
Rename _pid() to pid() throughout.
* Makefile.in: Compile some objects with -fomit-frame-pointer.
* cygwin.din: Reverse aliasing for _kill.
* syscalls.cc (_getpid_r): New function, implemented for newlib compatibility.
* shared.cc (open_shared): Remove reserving of memory since previous change
eliminate the need for this hack.
2002-10-20 04:15:50 +00:00
Christopher Faylor a85860b5c8 * dcrt0.cc (dll_crt0_1): Initialize cygwin threads here only when not forking.
* fork.cc (fork_child): Initialize cygwin thread later in process to avoid
allocating memory for thread stacks.
* shared.cc (open_shared): Issue warning if NT and shared segment is relocated.
2002-10-19 00:57:06 +00:00
Christopher Faylor 60bc7b5977 * fork.cc (fork_child): Move mmap initialization.
* shared.cc (shared_info::heap_chunk_size): Store info as megabytes.  Search
HKEY_LOCAL_MACHINE as well as HKEY_CURRENT_USER.
* shared_info.h (shared_info::initial_heap_size): Change element name to
reflect new functionality.
* strace.cc (strace::hello): Report on initial heap size.
2002-10-18 23:52:59 +00:00
Christopher Faylor 6c6c3b90e9 * shared.cc (open_shared): Revert to "old" method for shared memory location if
!wincap.needs_memory_protection.
* wincap.cc: Implement needs_memory_protection throughout.
* wincap.h: Ditto.
2002-10-15 17:04:20 +00:00
Christopher Faylor fdb28b5e5f * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
(child_info_fork::mount_table): Remove.
(child_info_fork::myself_addr): Remove.
* fork.cc (fork_child): Don't set either of the above.
* dcrt0.cc (dll_crt0_1): Call memory_init as early as possible.
* fhandler_console.cc (console_state): Move to shared_info.h.
(fhandler_console::get_tty_stuff): Reflect open_shared arg change.
* pinfo.cc (myself_addr): Remove definition.
(pinfo::init): Get myself address from open_shared.
* pinfo.h (myself_addr): Remove declaration.
* shared.cc (open_shared): Rework so that known shared memory locations are
protected.  Take shared memory type as fifth argument.
(memory_init): Reflect open_shared arg change.
* shared_info.h (shared_locations): New enum.
(console_state): Move here.
(open_shared): Reflect open_shared arg change in declaration.
2002-10-15 07:03:45 +00:00
Christopher Faylor 54030e2146 * child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
(child_info_fork::heaptop): Remove obsolete element.
(child_info_fork::heabbase): Ditto.
(child_info_fork::heapptr): Ditto.
(child_info_fork::mount_table): New element.
(child_info_fork::myself_addr): Ditto.
* dcrt0.cc (dll_crt0_1): Set mount_table and myself_addr when forking.
(initial_env): Add newline to "sleeping" message.
* dll_init.cc (reserve_upto): Accommodate cygwin heap when freeing memory.
Make debugging output a little more descriptive.
* fork.cc (fork_parent): Save mount_table and myself_addr.
* pinfo.cc (myself_addr): New variable.
(set_myself): Pass PID_MYSELF flag to init.
(pinfo::Init): Honor PID_MYSELF.  Save address where myself shared memory
resides in myself_addr, for fork.
* pinfo.h (myself_addr): Declare.
* shared.cc (memory_init): On fork, use previously saved address for location
of mount table.
* include/sys/cygwin.h (PID_MYSELF): New value.
* dtable.cc (dtable::stdio_init): Don't pass access type to
init_std_file_from_handle.  It's always the same.
(dtable::init_std_file_from_handle): Remove access type argument.  Assume
read/write.
* dtable.h (dtable::init_std_file_from_handle): Ditto for declaration.
* exceptions.cc (try_to_debug): Don't try to debug if already being debugged.
* fhandler_console.cc (shared_console_info_save): New variable.
(fhandler_console::get_tty_stuff): Save address of shared console stuff for
fork.
2002-10-14 20:25:52 +00:00
Christopher Faylor 3f5046a540 * cygthread.cc (cygthread::stub): Don't create event for long-running threads.
Initialize thread_sync event here which is used to Suspend using an event
rather than relying on SuspendThread/ResumeThread.
(cygthread::init): Save handle to runner thread for future termination.
(cygthread::cygthread): Only resume thread when it is actually suspended.
Otherwise signal thread completion event.
(cygthread::terminate): Forcibly terminate runner thread and any helper
threads.  Call DisableThreadLibrary calls if execing.
* cygthread.h (cygthread::thread_sync): Declare.
* dcrt0.cc (do_exit): Eliminate calls to obsolete window_terminate and
shared_terminate.
* exceptions.cc (events_terminate): Don't bother closing title_mutex since it
is going away anyway.
* pinfo.cc (_pinfo::exit): Call cygthread::terminate to ensure that threads are
shut down before process exit or otherwise strange races seem to occur.
* shared.cc (shared_terminate): Eliminate.
* shared.h (shared_terminate): Eliminate declaration.
* winsup.h (window_terminate): Eliminate declaration.
* spawn.cc (spawn_guts): Call cygthread::terminate early in process if execing.
Call DisableThreadLibrary calls if execing.
* window.cc (Winmain): Call ExitThread to force exit.
(window_terminate): Eliminate.
* dcrt0.cc (do_exit): Track exit state more closely.
2002-10-13 18:16:33 +00:00
Christopher Faylor 580e99a151 Cleanup calls to CreateFile throughout.
* dcrt0.cc (__api_fatal): Correctly check for failing return from CreateFile.
* assert.cc (__assert): Don't check return value from CreateFile for NULL.
* fhandler_console.cc (set_console_state_for_spawn): Ditto.
* fork.cc (fork_parent): Ditto.
2002-09-19 15:12:48 +00:00
Christopher Faylor bdfeb17915 * dcrt0.cc (dll_crt0_1): Remove getpagesize() call.
* shared.cc (memory_init): Move it here.
2002-09-02 06:00:59 +00:00
Christopher Faylor 7200557403 * Makefile.in (cygcheck.exe): Make a -mno-cygwin program.
* cygrun.c (main): Export CYGWIN=ntsec unless otherwise set.
* shared.cc (shared_name): Only add build date to shared name when
*testing*.
2002-08-26 04:30:11 +00:00
Christopher Faylor e851d2fe43 Conrad Scott <conrad.scott@dsl.pipex.com
* cygheap.cc (_csbrk): Allocate some slop initially.  Don't erroneously add
sbrk amount to returned value in initial case.
2002-08-06 22:05:53 +00:00
Christopher Faylor 3d0ba393df * dcrt0.cc (dll_crt0_1): Move debug_init call back to here. Avoid a compiler
warning.
* shared.cc (memory_init): Remove debug_init call.
* debug.h (handle_list): Change "clexec" to "inherited".
* debug.cc: Remove a spurious declaration.
(setclexec): Conditionalize away since it is currently unused.
(add_handle): Use inherited field rather than clexec.
(debug_fixup_after_fork_exec): Ditto.  Move debugging output to delete_handle.
(delete_handle): Add debugging output.
* fhandler.cc (fhandler_base::set_inheritance): Don't bother setting
inheritance in debugging table since the handle was never protected anyway.
(fhandler_base::fork_fixup): Ditto.
* exceptions.cc (debugger_command): Revert.
2002-07-14 19:15:32 +00:00
Christopher Faylor 0301bfd0ac * debug.h (handle_list): Move here from debug.cc. Add "inherit" flag
functionality.
* cygheap.cc (init_cheap): Move cygheap_max calculation to _csbrk.
(_csbrk): Reorganize to not assume first allocation is <= 1 page.
(cygheap_setup_for_child): Mark protected handle as inheritable.
* cygheap.h (cygheap_debug): New struct.
(init_cygheap): Add new structure when debugging.
* dcrt0.cc (dll_crt0_1): Remove call to debug_init.  Close ppid_handle here, if
appropriate.  Don't protect subproc_ready, since it is already protected in the
parent.  Call memory_init prior to ProtectHandle to ensure that cygheap is set
up.  Call debug_fixup_after_fork_exec when appropriate.
(_dll_crt0): Don't close ppid_handle here.
* debug.cc: Use cygheap debug structure rather than static elements throughout.
(add_handle): Don't issue a warning if attempt to protect handle in exactly the
same way from exactly the same place.  Add pid info to warning output.  Accept
additional argument controlling whether handle is to be inherited.  Add pid to
stored information.
(debug_fixup_after_fork_exec): Renamed from debug_fixup_after_fork.  Reorganize
to avoid erroneously skipping handles.
(mark_closed): Add pid info to warning output.
(setclexec): Rename from setclexec_pid.
* fhandler.cc (fhandler_base::get_default_fmode): Minor reorg.
(fhandler_base::fstat): Add debugging output.
(fhandler_base::set_inheritance): Call setclexec rather than setclexec_pid.
(fhandler_base::fork_fixup): Ditto.
* fhandler_console.cc (get_tty_stuff): Mark protected handle as inheritable.
* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
* tty.cc (tty::make_pipes): Ditto.
(tty::common_init): Ditto.
* fork.cc (fork_parent): Ditto.
(fork_child): Close protected handles with correct name.  Remove
debug_fixup_after_fork call.
* fhandler_socket.cc (fhandler_socket::create_secret_event): Mark protected
handle as inheritable/non-inheritable, as appropriate.
* shared.cc (memory_init): Mark protected handle as inheritable.  Call
debug_init here.
* sigproc.cc (wait_sig): Close protected handle with correct name.
* spawn.cc (spawn_guts): Rename spr to subproc_ready and mark it as
inheritable.
* exceptions.cc (debugger_command): Try to run dumper.exe, if found.
* syscalls.cc (fstat64): Don't follow symlinks for path_conv lookup since path
is already resolved.
2002-07-13 20:00:27 +00:00
Corinna Vinschen 73d97618a7 * shared.cc (sec_none): Move to sec_helper.cc.
(sec_none_nih): Ditto.
	(sec_all): Ditto.
	(sec_all_nih): Ditto.
	(get_null_sd): Ditto.
	(sec_acl): Ditto.
	(__sec_user): Ditto.
	* sec_helper.cc (sec_none): Move from shared.cc to here.
	(sec_none_nih): Ditto.
	(sec_all): Ditto.
	(sec_all_nih): Ditto.
	(get_null_sd): Ditto.
	(sec_acl): Ditto.
	(__sec_user): Ditto.
2002-07-01 14:31:28 +00:00
Christopher Faylor ce006ffa7f * dtable.cc (handle_to_fn): Attempt to handle "raw" accesses to remote shares.
* path.cc (mount_info::conv_to_win32_path): Set flags to binary when mount
entry is not found.
(mount_info::set_flags_from_win32_path): Ditto.
2002-06-05 04:01:43 +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
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 043bc3e1ee * shared.cc (__sec_user): Split into sec_acl() and call orig_sid().
(sec_acl): Create from part of __sec_user(), except creator/owner.
	* security.h: Define sec_acl() and MAX_DACL_LEN.
2002-05-13 12:10:49 +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
Christopher Faylor 2bd22312df * times.cc (hires::prime): Restore thread priority on failure condition.
* uinfo.cc (uinfo_init): Use more robust method for determining if process was
invoked from a non-cygwin process.
* sync.h (muto::init): Eliminate "inheritance" parameter.
(new_muto): Reflect removal of parameter.
* sync.cc (muto::init): Ditto.
* cygheap.cc (cygheap_init): Ditto.
* debug.cc (threadname_init): Ditto.
* exceptions.cc (events_init): Ditto.
* malloc.cc (malloc_init): Ditto.
* path.cc (cwdstuff::init): Ditto.
* sigproc.cc (sigproc_init): Ditto.
* grp.cc (group_lock): Use different method for locking with static member.
(read_etc_group): REALLY ensure that read lock mutex is released.
* passwd.cc (passwd_lock): Use different method for locking with static member.
(read_etc_passwd): REALLY ensure that read lock mutex is released.
* shared.cc (sec_user): Correct reversed inheritance test.
2002-02-17 04:59:55 +00:00
Christopher Faylor 9490dffa7b whitespace cleanup 2002-02-16 17:47:48 +00:00
Christopher Faylor aaf219f01e * cygmagic: Add define name to warning.
* dcrt0.cc (_dll_crt0): Check for changes in child_info size.
(multiple_cygwin_problem): Avoid "proc" errors when testing.  Just assume new
cygwin proc.
* shared_info.h (mount_info): Add 'cb' element for sanity checks.
(shared_info): Ditto.
* child_info.h (child_info): Add fhandler_union_size element for sanity
checking.
* shared.cc (open_shared): Detect shared region size mismatch between parent
and child.
(shared_info::initialize): Detect shared region size mismatch with expectation.
(memory_Init): Ditto.
* sigproc.cc (init_child_info): Correctly set cb in passed structure.
* shared.cc (open_shared):
2001-12-26 21:35:16 +00:00
Christopher Faylor 77f4a25028 * Makefile.in: Autogenerate some header files which provide magic numbers.
Force dependencies for files which depend on autogenerated headers to ensure
that they are always built.
* child_info.h (child_info): Add new fields to accommodate new magic number
header stuff.
* dcrt0.cc: Rely on "child_info_magic.h" to ensure that correct child_info
magic numbers are used.
(dll_crt0_1): Temporarily remove _cygwin_testing_magic test.
(_dll_crt0): Do more testing on magic numbers from fork_info structure.  Call
"multiple_cygwin_problem" where appropriate.
(multiple_cygwin_problem): Rename from multiple_cygwin_die.  Issue a warning or
die, as appropriate based on cygwin version/magic number mismatch.
* pinfo.cc (pinfo::exit): Don't attempt to dereference `this' if it doesn't
exist.  This can happen when a fatal error occurs early in process
initialization.
* shared.cc: Rely on "shared_info_magic.h" to accommodate that new magic number
header stuff.
(shared_info::initialize): Use new magic number stuff, for shared region.
(memory_init): Ditto, for mount table.
* shared_info.h: Accomodate new magic number stuff for shared region and mount
table.
* sigproc.cc: Rely on "child_info_magic.h" to accommodate new magic number
header stuff.
(init_child_info): Initialize new fields in child_info) to accomodate magic
numbers.
* winsup.h: Rename multiple_cygwin_die to multiple_cygwin_problem.
* include/cygwin/version.h: Define macros for manipulating version magic.
* cygmagic: New shell script for generating magic numbers.
2001-12-26 04:53:34 +00:00
Christopher Faylor 9c510edc61 Eliminate excess whitespace. 2001-11-05 06:09:15 +00:00
Christopher Faylor a9f20457f3 * Makefile.in: Only build testsuite directory on first 'make check'.
* configure.in: Remove testsuite from SUBDIRS.
* configure: Regenerate.
2001-10-24 21:56:54 +00:00
Christopher Faylor df63bd490a * fhandler.cc (fhandler_base::fork_fixup): Don't protect handle.
* dlfcn.cc: Fix to confirm to coding standards.  Reorganize includes throughout
to accomodate new cygheap.h usage.
* cygheap.h (cygheap_fdmanip): New class: simplifies locking and retrieval of
fds from cygheap->fdtab.
(cygheap_fdget): Ditto.
(cygheap_fdnew): Ditto.
* fcntl.cc (_fcntl): Use new method to lock fdtab and retrieve info.
* ioctl.cc (ioctl): Ditto.
* mmap.cc (mmap): Ditto.
* net.cc: Ditto, throughout.
* passwd.cc (getpass): Ditto.
* path.cc (fchdir): Ditto.
* pipe.cc (make_pipe): Ditto.
* sec_acl.cc (facl): Ditto.
* syscalls.cc: Ditto, throughout.
* termios.cc: Ditto, throughout.
2001-10-15 23:39:33 +00:00
Christopher Faylor d3fee5eccb * uinfo.cc (internal_getlogin): Reorganize slightly to minimize work in default
condition.
2001-10-09 23:28:24 +00:00
Christopher Faylor 47063f00e4 Add "path.h" include throughout, where needed. Use new path_conv methods and
operators to simplify testing for directory and attributes, throughout.
* path.h (path_conv::exists): New method.
(path_conv::has_attribute): Ditto.
(path_conv::isdir): Ditto.
(path_conv::DWORD &): New operator.
(path_conv::int &): Ditto.
* dir.cc (rmdir): Eliminate a goto.
* dtable.cc (dtable::build_fhandler): Accept opt and suffix info for
path_conv.check.  Return fh == NULL on path_conv error.  Pass unit to set_name
as appropriate.
(dtable::reset_unix_path_name): New method.
* dtable.h (dtable): Declare new method.  Reflect arg changes to
build_fhandler.
* fhandler.cc (fhandler_disk_dummy_name): Eliminate.
(fhandler_base::set_name): Expect paths to be NULL.  Build unix_path_name from
win32_path_name when it is a device.
(fhandler_base::reset_unix_path_name): New method.
(fhandler_base::raw_read): Report EISDIR when ERROR_INVALID_FUNCTION or
ERROR_INVALID_PARAMETER and reading a directory.
(fhandler_disk_file::fstat): Don't call stat_dev since we should now never be
calling fhandler_disk_file methods with devices.
(fhandler_base::fhandler_base): Clear {unix,win32}_path_name.
(fhandler_base::~fhandler_base): Always free {unix,win32}_path_name.
(fhandler_disk_file::fhandler_disk_file): Remove set_no_free_names kludge.
(fhandler_disk_file::open): Ditto.
* fhandler.h (fhandler_base::no_free_names): Eliminate.
(fhandler_base::set_no_free_names): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Don't set
unix_path_name here.
* path.cc (fchdir): Lock fd table throughout.  Use new
dtable::reset_unix_path_name method to reset path.
* syscalls.cc (stat_worker): Reorganize to always call fstat method.  Pass
path_conv method to fhandler_*::open.
(chroot): Elminate a goto.
2001-10-01 04:10:07 +00:00
Christopher Faylor dbc82a87a3 * cygwin.din: Remove cygwin_getshared.
* shared.cc: Ditto.
* include/cygwin/version.h: Bump API minor number.
* dtable.cc (dtable::build_fhandler): Fix incorrect test for socket.
2001-09-11 15:25:08 +00:00
Christopher Faylor de05a524ca * cygheap.cc (cygheap_fixup_in_child): Clear cygheap->base so that heap is not
forced to start at the same place in execed process.
* heap.cc: Remove brk* macros for clarity throughout.
* heap.h: Ditto.
* shared.cc (shared_info::initialize): Move heap_chunk test into
heap_chunk_size().
(heap_chunk_size): Check for chunk size here.  Don't go to registry if
heap_chunk_in_mb is already set.
* smallprint.c (console_printf): Add Windows 95 concessions.
2001-09-09 19:06:50 +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 08b78edf5a Remove initialization of static or global values to zero, throughout. This
just needlessly grows the size of the DLL.
* tty.cc (tty::alive): Make inuse handle non-inheriting on open, just for
thread safety.
2001-09-06 04:41:59 +00:00
Christopher Faylor 9867ecfdb3 * child_info.h: Modify magic number.
* dcrt0.cc (_cygwin_testing): Define.
(_dll_crt0): Set _cygwin_testing if CYGWIN_TESTING environment variable exists.
Don't issue "conflicting versions" error if _cygwin_testing is true.
* shared.cc (shared_name): Use _cygwin_testing global rather than testing the
environment.
* syscalls.cc (_write): Remove debugging info.
2001-09-03 02:13:05 +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
Christopher Faylor 5457dfcb81 * child_info.h: Bump magic number.
(class child_info): Add an element.
* cygheap.cc (init_cheap): Allocate cygwin heap in shared memory area.
(cygheap_fixup_in_child): Map cygwin heap, passed from parent via shared memory
into correct address.
(cygheap_setup_for_child): New function.
* cygheap.h: Declare new functions.
* dcrt0.cc (dll_crt0_1): Accomodate new cygheap_fixup_in_child arguments.
Avoid protecting subproc_ready unless it is spawn/nowait.
* fork.cc (fork_parent): Use new cygheap_setup_for_child function to setup
cygwin heap info.  Close passed cygheap shared memory handle.
* spawn.cc (spawn_guts): Ditto.  Also, reorganize to avoid synchronization
between parent and child in non-P_OVERLAY case.
* sigproc.cc (wait_sig): Only signal subproc_ready when execing.
2001-07-17 03:41:52 +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 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 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 b265245256 * security.cc (alloc_sd): Reformat comment.
* shared.cc: Drop function declarations already in security.h.
2001-04-22 22:12:12 +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