impersonation token, which collides with Vista UAC.
* cygheap.h (deimpersonate): revert to self instead of impersonating
hProcImpToken.
(reimpersonate): Only impersonate if setuid.
* dcrt0.cc (dll_crt0_0): Don't initialize hProcImpToken here.
(dll_crt0_1): Set privileges on hProcToken.
* fork.cc (frok::child): Set privileges on hProcToken. Close handle to
hProcImpToken.
* grp.cc (internal_getgroups): Use hProcToken instead of hProcImpToken.
* security.cc (check_access): Create hProcImpToken on demand here.
* security.h (set_process_privilege): Set privileges on hProcToken.
(_push_thread_privilege): Use hProcToken instead of hProcImpToken.
(pop_thread_privilege): If not setuid'ed, revert to self.
* syscalls.cc (setegid32): Drop setting primary group on hProcImpToken.
Close handle to hProcImpToken.
* uinfo.cc (internal_getlogin): Ditto.
* winsup.h (clear_procimptoken): New inline function.
(SUBLIBS): Add libresolv.a.
Add rule for libresolv.a.
* autoload.cc: Fix return code handling for IP Helper API in case
of being unable to load iphlpapi.dll.
(DnsQuery_A): Define.
(DnsRecordListFree): Define.
* cygwin.din: Export resolver functions.
* include/resolv.h: New header.
* include/arpa/nameser.h: New header.
* include/arpa/nameser_compat.h: New header.
* include/cygwin/version.h: Bump API minor number.
* libc/minires-os-if.c: New file.
* libc/minires.c: New file.
* libc/minires.h: New file.
(child_info_spawn::__stdin): Ditto.
(CURR_CHILD_INFO_MAGIC): Regenerate.
* dcrt0.cc (check_sanity_and_sync): Minor cleanup.
(child_info_spawn::handle_spawn): Handle new __std* elements by calling
move_fd.
* dtable.cc (dtable::move_fd): Define new function.
* dtable.h (dtable::move_fd): Declare new function.
* fhandler.h (fhandler_pipe::popen_pid): Declare new element.
* fhandler.h (fhandler_pipe::get_popen_pid): Define new function.
* fhandler.h (fhandler_pipe::set_popen_pid): Ditto.
* pipe.cc (fhandler_pipe::fhandler_pipe): Zero popen_pid.
(fhandler_pipe::dup): Ditto.
* spawn.cc (handle): Change second argument to bool.
(spawn_guts): Accept __stdin/__stdout arguments and set them appropriately in
child_info structure and in STARTUPINFO structure.
* syscalls.cc (popen): New cygwin-specific implementation using spawn.
(pclose): Ditto.
* winsup.h (spawn_guts): Accommodate new arguments for spawn_guts.
* fhandler.cc (fhandler_base::set_no_inheritance): Make second arg a bool.
* fhandler.h (fhandler_base::set_no_inheritance): Ditto for declaration.
* child_info.h (child_info::msv_count): Rename from the now-inappropriate
"zero".
(child_info_spawn::filler): Add filler to work around Vista bug.
(child_info_fork::filler): Ditto.
* dcrt0.cc (get_cygwin_startup_info): Remove "zero" check since it is now
always filled out.
* fork.cc (frok::parent): Move ch.zero manipulation to constructor.
* spawn.cc (spawn_guts): Ditto. Remove _ch wrapper.
* sigproc.cc (child_info::child_info): Initialize starter[].
* shared.cc (shared_info::heap_slop_size): Remove noisy system_printfs.
* shared_info.h (CURR_SHARED_MAGIC): Regenerate.
* ntdll.h (struct _FILE_RENAME_INFORMATION): Define.
* path.cc (fs_info::update): Note length of rootdir prefix in
root_len.
(get_nt_native_path): New function, taking over functionality of
path_conv::get_nt_native_path.
(path_conv::get_nt_native_path): Just call get_nt_native_path.
* path.h (get_nt_native_path): Declare.
(struct fs_info): New member root_len.
(fs_info::length): New inline method returning root_len.
(path_conv::rootdir): New inline method returning rootdir prefix.
* syscalls.cc (try_to_bin): Rewrite using only system calls.
(unlink_nt): Call try_to_bin with additional handle to open file
parameter.
(statvfs): Use path_conv::rootdir method.
* wincap.h: Define has_recycle_dot_bin throughout.
* wincap.cc: Ditto.
(struct _FILE_DISPOSITION_INFORMATION): Define.
* syscalls.cc (unlink_9x): new function to delete file on 9x.
* syscalls.cc (unlink_nt): new function to delete file on NT.
(unlink): Simplify. Move OS dependent stuff into aforementioned
functions. Also handle FILE_ATTRIBUTE_HIDDEN as R/O-like flag.
* syscalls.cc (try_to_bin): New function trying to move a file to
the recycle bin.
(unlink): Fix arguments used in CreateFile for delete on close.
Before closing the handle, try to move the file to the recycle bin.
"keep_in_sync" methods.
* external.cc (cygwin_internal): Call above keep_in_sync method when
CW_SYNC_WINENV is requested.
* path.cc (cwdstuff::init): Don't change to windows_system_directory
if keep_in_sync is requested.
(cwdstuff::keep_in_sync): New method.
(cwdstuff::set): Take sync flag into account.
Expect first DWORD in child_info struct being set to non-zero if
wincap.needs_count_in_si_lpres2 is set. Add comment to explain why.
* fork.cc (frok::parent): Set ch.zero[0] to a sensible count value
if wincap.needs_count_in_si_lpres2 is set.
* spawn.cc (spawn_guts): Ditto. Add filler bytes after ch on stack
to accomodate needs_count_in_si_lpres2.
* wincap.h: Define needs_count_in_si_lpres2 throughout.
* wincap.cc: Ditto.
(rmdir): Don't check last path component for "..".
* fhandler_disk_file.cc (fhandler_disk_file::rmdir): Drop kludge
which tries to allow deleting the current working directory.
* path.cc (has_dot_last_component): Add parameter to indicate testing
for "..". Take trailing slash into account.
(symlink_info::posixify): Rely on cygheap->cwd.win32 having a
useful value.
(cwdstuff::init): Initialize cygheap->cwd with current working
directory. Change to windows_system_directory afterwards.
(cwdstuff::set): Never call SetCurrentDirectory here. Just check
if changing into target directory would be allowed. Add comment to
explain why.
* path.h (has_dot_last_component): Declare with second parameter.
* pinfo.cc (pinfo::zap_cwd): Remove.
(pinfo::exit): Drop call to zap_cwd.
* pinfo.h (class pinfo): Remove declaration of zap_cwd.
* spawn.cc (spawn_guts): Set current working directory for non-Cygwin
child applications. Drop call to zap_cwd.
* environ.cc: Disable subauth settings.
* grp.cc: Accomodate cygsidlist's count now being a method.
* sec_helper.cc (SECURITY_MANDATORY_INTEGRITY_AUTHORITY): Remove.
(mandatory_medium_integrity_sid): Remove.
(mandatory_high_integrity_sid): Remove.
(mandatory_system_integrity_sid): Remove.
(fake_logon_sid): Add.
(cygsid::get_sid): Add well_known parameter. Set well_known_sid
accordingly.
(cygsid::getfromstr): Ditto.
(cygsidlist::alloc_sids): Move here from security.cc.
(cygsidlist::free_sids): Ditto.
(cygsidlist::add): Move here from security.h. Add well_known parameter.
Set well_known_sid accordingly. Don't allow duplicate SIDs.
* security.cc: Include cyglsa.h and cygwin/version.h. Throughout
accomodate cygsidlist's count now being a method. Throughout drop
redundant "contains" tests.
(get_user_local_groups): Add local groups as well known SIDs.
(get_token_group_sidlist): Add well known groups as well known SIDs.
(get_server_groups): Ditto. Only call get_unix_group_sidlist after
get_user_local_groups to maintain "well_known_sid" attribute.
(get_initgroups_sidlist): Add well known groups as well known SIDs.
(get_setgroups_sidlist): Add usersid and struct passwd parameter to
allow calling get_server_groups from here.
(get_system_priv_list): Make static. Return size of TOKEN_PRIVILEGES
structure.
(get_priv_list): Ditto.
(create_token): Accomodate above changes. Drop misguided attempt to
add MIC SIDs to created user token. Print returned token as hex value.
(subauth): Disable.
(lsaauth): New function implementing client side of LSA authentication.
* security.h (class cygsid): Add well_known_sid attribute. Accomodate
throughout. Add *= operator to create a well known SID.
(class cygsidlist): Rename count to cnt. Make count a method.
(cygsidlist::add): Move to sec_helper.cc.
(cygsidlist::operator *=): New method to add well known SID.
(cygsidlist::non_well_known_count): New method returning number of
non well known SIDs in list.
(cygsidlist::next_non_well_known_sid): New method returning next non
well known SID by index.
(mandatory_medium_integrity_sid): Drop declaration.
(mandatory_high_integrity_sid): Drop declaration.
(mandatory_system_integrity_sid): Drop declaration.
(fake_logon_sid): Add declaration.
(subauth): Disable declaration.
(lsaauth): Add declaration.
* syscalls.cc (seteuid32): Disable subauthentication. Add LSA
authentication.
* wincap.h: Define needs_logon_sid_in_sid_list throughout.
* wincap.cc: Ditto.
Change FS_IS_SAMBA and FS_IS_SAMBA_WITH_QUOTA and their usage
accordingly. Define FS_IS_NETAPP_DATAONTAP. Recognize NetApp device
and store in is_netapp flag. Mark NetApp device as having no good
inodes.
* path.h (struct fs_info): Add is_netapp flag. Add matching accessors.
* security.cc (create_token): Drop grps_buf. Use alloca instead.
Only add the MIC SID to the TOKEN_GROUPS list for the NtCreateToken
call. If the subauthentication token exists, use its MIC SID.
Set SID Attributes for the MIC SID to 0.
(well_known_this_org_sid): New well known sid.
(SECURITY_MANDATORY_INTEGRITY_AUTHORITY): Define.
(mandatory_medium_integrity_sid): New well known sid.
(mandatory_high_integrity_sid): Ditto.
(mandatory_system_integrity_sid): Ditto.
(cygsid::get_sid): Use local SID_IDENTIFIER_AUTHORITY. Allow all
authorities fitting in a UCHAR.
* security.cc (get_token_group_sidlist): Always add the local
group to the token. Add comment. Add "This Organization" group
if available in incoming group list.
(get_server_groups): Only add world and authenticated users groups
if not already in list.
(create_token): Add matching mandatory integrity SID to group list
on systems supporting Mandatory Integrity Control.
* security.h (well_known_this_org_sid): Define.
(mandatory_medium_integrity_sid): Define.
(mandatory_high_integrity_sid): Define.
(mandatory_system_integrity_sid): Define.
* wincap.h: Define has_mandatory_integrity_control throughout.
* wincap.cc: Ditto.
paths in symlinks to POSIX.
(symlink_info::check_shortcut): Allocate buf allowing for a trailing 0.
Call posixify on the result.
(symlink_info::check_sysfile): Read from file into local buffer.
Eliminate old b16 considerations. Call posixify on the result.
(symlink_info::check_reparse_point): Don't use PrintName but
SubstituteName which is relevant for Windows' path handling.
Call posixify on the result.
* sec_helper.cc (security_descriptor::malloc): Use own free method.
Set type.
(security_descriptor::realloc): Handle the case that psd has been
allocated using LocalAlloc. Set type.
(security_descriptor::free): Ditto.
* security.cc (get_nt_attribute): Remove.
(get_reg_security): Remove.
(get_nt_object_security): Use GetSecurityInfo which handles all
securable objects.
(get_nt_object_attribute): Remove.
(get_object_attribute): Call get_nt_object_security instead of
get_nt_object_attribute.
(get_file_attribute): Ditto.
(check_registry_access): Call get_nt_object_security instead of
get_reg_security.
* security.h (cygpsid::operator PSID): Make method const, not the
result.
(class security_descriptor): Add type member. Accomodate throughout.
(security_descriptor::copy): New method.
(security_descriptor::operator PSECURITY_DESCRIPTOR *): New operator.
actually created a handle. This handles the registry root dir.
* fhandler_registry.cc (fhandler_registry::open): Set io_handle in
case of opening one of the predefined registry keys.
for registry keys/values if ntsec is on.
* security.cc (check_access): New static function derived from
check_file_access, but object type agnostic.
(check_file_access): Only do file specific stuff. Call check_access.
(check_registry_access): New access check function for registry keys/
values.
* security.h (check_registry_access): Declare.
(class fhandler_registry): Add wow64 and prefix_len members.
Declare set_name method.
* fhandler_proc.cc (PROC_REGISTRY32): Define.
(PROC_REGISTRY64): Define.
(proc_listing): Add "registry32" and "registry64" elements.
(proc_fhandlers): Add corresponding FH_REGISTRY values.
* fhandler_registry.cc (registry_len): Drop static value in favor of
class member prefix_len. Use preifx_len instead of registry_len
throughout.
(fhandler_registry::set_name): Define. Set wow64 and prefix_len
according to directory prefix.
(fhandler_registry::fhandler_registry): Set wow64 and prefix_len to
default values.
(open_key): Add wow64 argument. Handle wow64 in call to RegOpenKeyEx.
Use fhandler_registry member wow64 in this place throughout.
* glob.cc: New file. Latest glob version from FreeBSD plus Cygwin
specific changes (__stat64/__stat32, ignore_case_with_glob,
drop collate functions).
(glob3): Return GLOB_ABORTED in case directory is unreadable and
GLOB_ERR is set, as demanded by SUSv3.
* glob.h: Import latest version from FreeBSD.
(Wow64RevertWow64FsRedirection): Define.
* security.cc (cygsuba_installed): New shared variable to store result
of cygsuba.dll installation test.
(subauth): Check if cygsuba.dll has been installed and registered
before issuing the (sub)authentication.
allocated arrays. Add max_w4 member to keep track.
(thread_socket): Make timeout depending on number of sockets to wait
for. Loop WFMO over all sockets.
(start_thread_socket): Handle any number of sockets. Fix typo. Don't
close socket event in out of memory condition.
(socket_cleanup): Free ser_num and w4.
(mount_info::conv_to_win32_path): Update comment.
* fhandler_disk_file.cc (path_conv::ndisk_links): Use backslashes
to make NT kernel functions work for \\?\GLOBALROOT paths.
performance on remote shares.
(fhandler_disk_file::opendir): Move comment about Samba weirdness into
fhandler_disk_file::readdir. Don't disallow
FileIdBothDirectoryInformation on Samba.
(fhandler_disk_file::readdir): Workaround Samba problem with
FileIdBothDirectoryInformation by rereading already read entries
using FileBothDirectoryInformation. Change comment about Samba
weirdness explaining this change.
vmin_ > ulen case into account. Simplify evaluating the bytes to read.
Don't use bytes in Queue value from ClearCommError call in case vtime_
is > 0. Reformat GetOverlappedResult call. Simplify call to ReadFile.
(SetHandleInformation): Ditto.
* debug.cc (add_handle): Use SetHandleInformation to protect handle.
(close_handle): Use SetHandleInformation to unprotect handle.
* spawn.cc (spawn_guts): Move detached test outside of P_OVERLAY block.
(conv_envvars): Use env_win32_to_posix_path_list rather than
cygwin_win32_to_posix_path_list.
(posify): Translate back to win32 path if errno is EIDRM.
* environ.h: Update copyright. Define ENV_CVT.
* path.cc (conv_path_list): If converting for the environment and removed an
element set errno to ENV_CVT.
(env_win32_to_posix_path_list): New function.
with poll(2) after shutdown(SHUT_RD) has been called on the local side.
* poll.cc (poll): Use POSIX type nfds_t for second parameter. Drop
special socket handling for POLLIN. Add comment to explain why.
* include/sys/poll.h: Declare nfds_t. Use as type for second parameter
in poll(2) declaration.
potential race condition.
(fhandler_socket::recv_internal): Fix MSG_PEEK bug on blocking sockets
and simplify recv loop.
(fhandler_socket::send_internal): Only lock when changing wsock_events.
(class fhandler_socket): Make wsock_evt private again.
(fhandler_socket::wsock_event): New read accessor for wsock_evt.
(fhandler_socket::serial_number): New read accessor to get the
socket's serial number.
(fhandler_socket::ready_for_read): Just return true.
* fhandler_socket.cc (struct wsa_event): Move definition to fhandler.h.
* select.cc (struct socketinf): Add serial number vector.
(start_thread_socket): Identify duplicate sockets by their serial
number, not (wrongly) by their wsock_evt.
conditions in evaluate_events.
(search_wsa_event_slot): Move wrongly placed memset in
fhandler_socket::init_events here.
(fhandler_socket::init_events): Initially set FD_WRITE event for
connectionless sockets.
* poll.cc (poll): Don't add sockets always to except_fds since select
is now supposed to do it right.
* select.cc (set_bits): Set connection state correctly for failed
af_local_connect on local sockets. Remove socket special handling
for except_selected descriptors.
(peek_socket): Try to set the read/write/exception bits actually
correctly.
(fhandler_socket::fixup_before_fork_exec): Remove.
(fhandler_socket::fixup_after_exec): Remove.
(fhandler_socket::need_fixup_before): Remove.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Drop
initializing prot_info_ptr. Remove unused code.
(fhandler_socket::~fhandler_socket): Drop free'ing prot_info_ptr.
(struct wsa_event): Rename connect_errorcode to errorcode.
(fhandler_socket::evaluate_events): Handle FD_CLOSE error condition
as FD_CONNECT error condition, except, never reset an FD_CLOSE error
condition. Always set FD_WRITE after successfully recorded FD_CONNECT.
(fhandler_socket::fixup_before_fork_exec): Remove.
(fhandler_socket::fixup_after_fork): Revert to using handle duplication.
(fhandler_socket::fixup_after_exec): Remove.
(fhandler_socket::dup): Revert to using handle duplication.
(fhandler_socket::send_internal): Only call wait_for_events in case
of WSAEWOULDBLOCK condition.
(fhandler_socket::set_close_on_exec): Call
fhandler_base::set_close_on_exec.
* net.cc (fdsock): Just set socket to inheritable on non-NT. Don't
call inc_need_fixup_before.
* select.cc (peek_socket): Don't set except_ready on every FD_CLOSE,
just on error.
* fhandler_tape.cc (mt): Define as DLL shared area in
.cygwin_dll_common instead of as dynamically allocated area.
Change referencing throughout.
* mtinfo.h (mt_h): Remove entirely.
(mt): Remove extern declaration.
* shared.cc (cygwin_shared_area): New global cygwin_shared
variable located in .cygwin_dll_common.
(offsets): Define shared region addresses descending from
cygwin_shared_address.
(open_shared): Replace usage of SH_CYGWIN_SHARED by SH_USER_SHARED.
(memory_init): Set cygwin_shared just by pointing to cygwin_shared_area.
* shared_info.h (shared_locations): Remove SH_CYGWIN_SHARED and
SH_MTINFO.
(cygwin_shared_address): Define as DLL start address.
* tty.h (tty_min::tty_min): Remove constructor.
* include/cygwin/version.h: Bump DLL version to 1.7.0.
2006-07-25 Corinna Vinschen <corinna@vinschen.de>
* select.h: Remove.
* fhandler_socket.cc: Don't include select.h.
* select.cc: Ditto.
2006-07-25 Corinna Vinschen <corinna@vinschen.de>
* cygtls.h: Drop socket related includes.
(struct _local_storage): Remove exitsock and exitsock_sin. Add
select_sockevt.
* cygtls.cc: Accomodate above change throughout.
* fhandler.h (class fhandler_socket): Make wsock_evt public.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Accomodate
reordering members.
(fhandler_socket::evaluate_events): Drop FD_CONNECT event as soon as
it gets read once. Never remove FD_WRITE event here.
(fhandler_socket::wait_for_events): Wait 50 ms instead of INFINITE for
socket events.
(fhandler_socket::accept): Fix conditional. Set wsock_events members
of accepted socket to useful start values.
(fhandler_socket::recv_internal): Always drop FD_READ/FD_OOB events from
wsock_events after the call to WSARecvFrom.
(fhandler_socket::send_internal): Drop FD_WRITE event from wsock_events
if the call to WSASendTo fails with WSAEWOULDBLOCK. Fix return value
condition.
* select.cc (struct socketinf): Change to accomodate using socket event
handling.
(peek_socket): Use event handling for peeking socket.
(thread_socket): Ditto.
(start_thread_socket): Ditto.
(socket_cleanup): Same here.
* tlsoffsets.h: Regenerate.
2006-07-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Rearrange slightly to keep
event handling methods and members together. Drop owner status flag.
Split wait method. Rename event handling methods for readability.
* fhandler_socket.cc (struct wsa_event): Add owner field.
(LOCK_EVENTS): New macro.
(UNLOCK_EVENTS): Ditto.
(fhandler_socket::init_events): rename from prepare.
(fhandler_socket::evaluate_events): First half of former wait method.
Do everything but wait. Allow specifiying whether or not events from
event_mask should be erased from wsock_events->events. Simplify
OOB handling. Allow sending SIGURG to any process (group).
(fhandler_socket::wait_for_events): Second half of former wait method.
Call evaluate_events and wait in a loop if socket is blocking.
(fhandler_socket::release_events): Rename from release.
(fhandler_socket::connect): Accomodate above name changes.
(fhandler_socket::accept): Ditto.
(fhandler_socket::recv_internal): Ditto.
(fhandler_socket::send_internal): Ditto.
(fhandler_socket::close): Ditto.
(fhandler_socket::fcntl): Always set owner to given input value on
F_SETOWN. Handle F_GETOWN.
* net.cc (fdsock): Accomodate above name changes.
2006-07-20 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::wait): Set Winsock errno to
WSAEWOULDBLOCK instead of WSAEINPROGRESS.
2006-07-18 Brian Ford <Brian.Ford@FlightSafety.com>
Corinna Vinschen <corinna@vinschen.de>
* winsup.h (mmap_region_status): New enum.
(mmap_is_attached_or_noreserve_page): Adjust prototype and rename
as below.
* mmap.cc (mmap_is_attached_or_noreserve_page): Rename
mmap_is_attached_or_noreserve. Add region length parameter.
Return enum above.
* exceptions.cc (_cygtls::handle_exceptions): Accomodate above.
* fhandler.cc (fhandler_base::raw_read): Call above for NOACCESS
errors and retry on success to allow reads into untouched
MAP_NORESERVE buffers.
2006-07-18 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din (posix_openpt): Export.
* tty.cc (posix_openpt): New function.
* include/cygwin/stdlib.h (posix_openpt): Declare.
* include/cygwin/version.h: Bump API minor number.
2006-07-14 Corinna Vinschen <corinna@vinschen.de>
* security.cc (get_token_group_sidlist): Always add the interactive
group to the token. Add comment. Create logon_id group SID by
copying it from incoming group list.
(create_token): Add subauth_token parameter. Use information in
subauth_token if present. Tweak SourceIdentifier if subauth_token
is present for debugging purposes.
* security.h (create_token): Add subauth_token parameter in declaration.
* syscalls.cc (seteuid32): Call subauth first. Call create_token
regardless. Use subauth token in call to create_token if subauth
succeeded.
2006-07-13 Corinna Vinschen <corinna@vinschen.de>
* include/netinet/in.h: Update copyright.
2006-07-13 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::wait): Rework function so that
WaitForMultipleObjects is really only called when necessary.
2006-07-12 Corinna Vinschen <corinna@vinschen.de>
* include/netdb.h: Declare rcmd, rcmd_af, rexec, rresvport,
rresvport_af, iruserok, iruserok_sa, ruserok.
2006-07-12 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in (DLL_OFILES): Drop iruserok.o. Add rcmd.o.
* autoload.cc (rcmd): Drop definition.
* cygwin.din: Export bindresvport, bindresvport_sa, iruserok_sa,
rcmd_af, rresvport_af.
* net.cc (cygwin_rcmd): Remove.
(last_used_bindresvport): Rename from last_used_rrecvport.
(cygwin_bindresvport_sa): New function implementing bindresvport_sa.
(cygwin_bindresvport): New function implementing bindresvport.
(cygwin_rresvport): Remove.
* include/cygwin/version.h: Bump API minor number.
* include/netinet/in.h: Declare bindresvport and bindresvport_sa.
* libc/iruserok.c: Remove file.
* libc/rcmd.cc: New file implementing rcmd, rcmd_af, rresvport,
rresvport_af, iruserok_sa, iruserok and ruserok.
2006-07-12 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::getsockname): Return valid
result for unbound sockets.
2006-07-11 Corinna Vinschen <corinna@vinschen.de>
* fhandler_socket.cc (fhandler_socket::fixup_after_fork): Handle
wsock_mtx and wsock_evt on fork, thus handling close_on_exec correctly.
(fhandler_socket::fixup_after_exec): Drop misguided attempt to handle
close_on_exec here.
(fhandler_socket::dup): Call fixup_after_fork with NULL parent.
Add comment.
(fhandler_socket::set_close_on_exec): Handle wsock_mtx and wsock_evt.
2006-07-10 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_socket): Add wsock_mtx, wsock_evt
and wsock_events members. Remove closed status flag, add listener
status flag. Accomodate new implementation of socket event handling
methods. Declare recv* and send* functions ssize_t as the POSIX
equivalents.
(fhandler_socket::recv_internal): Declare.
(fhandler_socket::send_internal): Ditto.
* fhandler_socket.cc (EVENT_MASK): Define mask of selected events.
(fhandler_socket::fhandler_socket): Initialize new members.
(fhandler_socket::af_local_setblocking): Don't actually set the
socket to blocking mode. Keep sane event selection.
(fhandler_socket::af_local_unsetblocking): Don't actually set the
socket to previous blocking setting, just remember it.
(struct wsa_event): New structure to keep event data per shared
socket.
(NUM_SOCKS): Define number of shared sockets concurrently handled by
all active Cygwin processes.
(wsa_events): New shared datastructure keeping all wsa_event records.
(socket_serial_number): New shared variable to identify shared sockets.
(wsa_slot_mtx): Global mutex to serialize wsa_events access.
(search_wsa_event_slot): New static function to select a new wsa_event
slot for a new socket.
(fhandler_socket::prepare): Rewrite. Prepare event selection
per new socket.
(fhandler_socket::wait): Rewrite. Wait for socket events in thread
safe and multiple process safe.
(fhandler_socket::release): Rewrite. Close per-socket descriptor
mutex handle and event handle.
(fhandler_socket::dup): Duplicate wsock_mtx and wsock_evt. Fix
copy-paste error in debug output.
(fhandler_socket::connect): Accomodate new event handling.
(fhandler_socket::listen): Set listener flag on successful listen.
(fhandler_socket::accept): Accomodate new event handling.
(fhandler_socket::recv_internal): New inline method centralizing
common recv code.
(fhandler_socket::recvfrom): Call recv_internal now.
(fhandler_socket::recvmsg): Ditto. Streamline copying from iovec
to WSABUF.
(fhandler_socket::send_internal): New inline method centralizing
common send code.
(fhandler_socket::sendto): Call send_internal now.
(fhandler_socket::sendmsg): Ditto. Streamline copying from iovec
to WSABUF.
(fhandler_socket::close): Call release now.
(fhandler_socket::ioctl): Never actually switch to blocking mode.
Just keep track of the setting.
* net.cc (fdsock): Call prepare now.
(cygwin_connect): Revert again to event driven technique.
(cygwin_accept): Ditto.
* poll.cc (poll): Don't call recvfrom on a listening socket.
Remove special case for failing recvfrom.
* include/sys/socket.h: Declare recv* and send* functions ssize_t as
requested by POSIX.
2006-07-07 Corinna Vinschen <corinna@vinschen.de>
* net.cc (cygwin_inet_ntop): Fix data type of forth parameter.
2006-07-06 Corinna Vinschen <corinna@vinschen.de>
* include/cygwin/in6.h (struct in6_addr): Fix typo.
2006-07-06 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din: Export in6addr_any, in6addr_loopback, freeaddrinfo,
gai_strerror, getaddrinfo, getnameinfo.
* fhandler_socket.cc: Include cygwin/in6.h.
(get_inet_addr): Accomodate AF_INET6 usage.
(fhandler_socket::connect): Ditto.
(fhandler_socket::listen): Ditto.
(fhandler_socket::sendto): Ditto.
* net.cc: Include cygwin/in6.h.
(in6addr_any): Define.
(in6addr_loopback): Define.
(cygwin_socket): Accomodate AF_INET6 usage.
(socketpair): Bind socketpairs only to loopback for security.
(inet_pton4): New static function.
(inet_pton6): Ditto.
(cygwin_inet_pton): New AF_INET6 aware inet_pton implementation.
(inet_ntop4): New static function.
(inet_ntop6): Ditto.
(cygwin_inet_ntop): New AF_INET6 aware inet_ntop implementation.
(ga_aistruct): New static function.
(ga_clone): Ditto.
(ga_echeck): Ditto.
(ga_nsearch): Ditto.
(ga_port): Ditto.
(ga_serv): Ditto.
(ga_unix): Ditto.
(gn_ipv46): Ditto.
(ipv4_freeaddrinfo): Ditto.
(ipv4_getaddrinfo): Ditto.
(ipv4_getnameinfo): Ditto.
(gai_errmap_t): New structure holding error code - error string mapping.
(cygwin_gai_strerror): New function implementing gai_strerror.
(w32_to_gai_err): New static function.
(get_ipv6_funcs): Ditto.
(load_ipv6_funcs): Ditto.
(cygwin_freeaddrinfo): New function implementing freeaddrinfo.
(cygwin_getaddrinfo): New function implementing getaddrinfo.
(cygwin_getnameinfo): New function implementing getnameinfo.
* include/netdb.h: Include stdint.h and cygwin/socket.h. Define
data types and macros used by getaddrinfo and friends. Declare
freeaddrinfo, gai_strerror, getaddrinfo and getnameinfo.
* include/cygwin/in.h: Add IPv6 related IPPROTOs. Remove definition
of struct sockaddr_in6. Include cygwin/in6.h instead.
* include/cygwin/in6.h: New header file defining IPv6 releated
data types and macros.
* include/cygwin/socket.h: Enable AF_INET6 and PF_INET6. Add
IPv6 related socket options.
* include/cygwin/version.h: Bump API minor number.
2006-07-06 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (DsGetDcNameA): Define.
(NetGetAnyDCName): Define.
* security.cc: Include dsgetdc.h.
(DsGetDcNameA): Declare.
(DS_FORCE_REDISCOVERY): Define.
(get_logon_server): Add bool parameter to control rediscovery of DC.
Use DsGetDcNameA function if supported, NetGetDCName/NetGetAnyDCName
otherwise.
(get_server_groups): Rediscover DC if get_user_groups fails and
try again.
(get_reg_security): Use correct error code macro when testing
RegGetKeySecurity return value.
* security.h (get_logon_server): Remove default vaue from wserver
parameter. Add rediscovery parameter.
* uinfo.cc (cygheap_user::env_logsrv): Accomodate rediscovery parameter
in call to get_logon_server.
non-private mappings.
(mmap_record::unmap_pages): Only check noreserve flag which now implies
anonymous and private.
(mprotect): Ditto.
(fixup_mmaps_after_fork): Ditto.
mmap_is_attached_or_noreserve_page function in case of access violation
and allow application to retry access on noreserve pages.
* mmap.cc (mmap_is_attached_or_noreserve_page): Changed from
mmap_is_attached_page. Handle also noreserve pages now. Change
comment accordingly.
* winsup.h (mmap_is_attached_or_noreserve_page): Declare instead of
mmap_is_attached_page.
(putmem): Make static.
(get_export): Ditto.
(rvadelta): Ditto. Don't assume that a section which ends where the import_rva
begins is the import list.
* child_info.h: Update copyright.
* fork.cc: Ditto.
at this point anyway.
(get_symlink_ea): Remove.
(set_symlink_ea): Remove.
(symlink_worker): Drop writing symlink into NTFS extended attributes.
(symlink_info::check): Drop reading symlinks from NTFS extended
attributes.
(NtSetEaFile): Define.
* fhandler.cc (fhandler_base::open): Use appropriate open flags
in query case when allow_ntea is set.
* ntdll.h (struct _FILE_GET_EA_INFORMATION): Define.
(struct _FILE_FULL_EA_INFORMATION): Define.
(NtQueryEaFile): Declare.
(NtSetEaFile): Declare.
* ntea.cc (read_ea): Rename from NTReadEA and rewrite using
NtQueryEaFile.
(write_ea): Rename from NTWriteEA and rewrite using NtSetEaFile.
* path.cc (get_symlink_ea): Make static. Add handle parameter to
accomodate new read_ea call.
(set_symlink_ea): Make static. Add handle parameter to accomodate new
write_ea call.
(symlink_worker): Call set_symlink_ea while file is still open.
(symlink_info::check): Call get_symlink_ea after file has been opened.
* security.cc (get_file_attribute): Accomodate new read_ea call.
(set_file_attribute): Accomodate new write_ea call.
* security.h (read_ea): Change declaration accordingly.
(write_ea): Ditto.
current meta key mode.
* fhandler_console.cc (fhandler_console::read): Set the top bit of
the character if metabit is true.
* fhandler_console.cc (fhandler_console::ioctl): Implement
KDGKBMETA and KDSKBMETA commands.
* fhandler_tty.cc (process_ioctl): Support KDSKBMETA.
(fhandler_tty_slave::ioctl): Send KDGKBMETA and KDSKBMETA to the
master.
* include/cygwin/kd.h: New file for the meta key mode.
* include/sys/kd.h: New file.
accept and connect back to using select:
* fhandler.h (class fhandler_socket): Remove accept_mtx.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Drop
initializing accept_mtx.
(fhandler_socket::accept): Drop event handling.
(fhandler_socket.cc (fhandler_socket::connect): Ditto.
(fhandler_socket::dup): Drop accept_mtx handling.
(fhandler_socket::listen): Ditto.
(fhandler_socket::prepare): Ditto.
(fhandler_socket::release): Ditto.
(fhandler_socket::close): Ditto.
* net.cc (cygwin_accept): Revert to calling cygwin_select to
implement interuptible accept.
(cygwin_connect): Ditto for connect.
system-wide mutex to prevent a deadlock and a race.
* sync.h (lock_process): Make fhandler_fifo a friend.
* smallprint.c (__small_vsprintf): Cosmetic change.
accept_mtx.
* fhandler_socket.cc (fhandler_socket::fhandler_socket): Initialize
accept_mtx to NULL.
(fhandler_socket::dup): Duplicate accept_mtx, if available.
(fhandler_socket::listen): Create accept_mtx before trying to listen.
(fhandler_socket::prepare): Wait for accept_mtx if available to
serialize accepts on the same socket.
(fhandler_socket::release): Release accept_mtx.
(fhandler_socket::close): Close accept_mtx on successful closesocket.
Corinna Vinschen
Christopher Faylor