(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.
(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.
* 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.
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.
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.
thread being terminated rather than thread doing terminating.
* fhandler.h (fhandler_pty_master::slave): Delete.
(fhandler_pty_master::get_unit): Ditto.
(fhandler_pty_master::setup): Change argument declaration to accommodate new
usage.
* fhandler_tty.cc (fhandler_tty_master::init): Remove obsolete slave
assignment. Pass argument to setup indicating that this is a tty.
(fhandler_tty_slave::open): Use dev() method rather than referencing pc.dev
directly.
(fhandler_pty_master::open): Don't create archetype based on ptym device
number. Set device number to use DEV_TTYM_MAJOR and tty number. Pass argument
to setup indicating that this is a pty.
(fhandler_pty_master::setup): Change single argument to a flag indicating
whether we're creating a pty and use appropriately. Calculate 't' variable
here rather than in caller.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Use dev() method rather than
referencing pc.dev directly.
* fhandler.h (fhandler_base::fixup_after_exec): Make non-inline.
(fhandler_termios::fixup_after_fork): Delete declaration.
(fhandler_termios::fixup_after_exec): Ditto.
(fhandler_tty_common::inuse): Remove.
(fhandler_tty_common::dup): Delete declaration.
(fhandler_tty_common::fixup_after_fork): Ditto.
(fhandler_tty_slave::fixup_after_exec): Declare new function.
(fhandler_pty_master::dwProcessId): New variable.
(fhandler_pty_master::from_master): Ditto.
(fhandler_pty_master::to_master): Ditto.
(fhandler_pty_master::setup): New function.
(fhandler_pty_master::fixup_after_fork): Ditto.
(fhandler_pty_master::fixup_after_exec): Ditto.
* fhandler_termios.cc (fhandler_termios::fixup_after_exec): Delete definition.
(fhandler_termios::fixup_after_fork): Ditto.
* fhandler_tty.cc (fhandler_tty_master::init): Use fhandler_pty_master setup
function rather than obsolete tty::common_init. Delete obsolete inuse setting.
(fhandler_tty_slave::fhandler_tty_slave): Set inuse to NULL here.
(fhandler_tty_slave::open): Change debugging output for clarity. Check for
different things when doing a sanity check on the tty. Reflect the fact that
master_pid now is the cygwin pid rather than the windows pid. Use "arch"
rather than "archetype" for consistency.
(fhandler_tty_slave::close): Close inuse here.
(fhandler_tty_slave::dup): Remove old if 0'ed code.
(fhandler_pty_master::dup): New function. Handles pty master archetype.
(fhandler_pty_master::fhandler_pty_master): Zero pty_master specific fields.
(fhandler_pty_master::open): Implement using archetypes, similar to slave. Use
fhandler_pty_master setup function rather than obsolete tty::common_init.
Don't set inuse.
(fhandler_tty_common::close): Don't deal with inuse. Delete old if 0'ed code.
(fhandler_pty_master::close): Implement using archetypes. Close from_master
and to_master.
(fhandler_tty_common::set_close_on_exec): Just set close_on_exec flag here
since everything uses archetypes now.
(fhandler_tty_common::fixup_after_fork): Delete definition.
(fhandler_tty_slave::fixup_after_exec): Define new function.
(fhandler_pty_master::setup): New function, derived from tty::common_init.
(fhandler_pty_master::fixup_after_fork): New function.
(shared_info.h): Reset SHARED_INFO_CB to reflect new tty size.
* tty.cc (tty_list::terminate): Close individual handles from tty_master.
(tty::master_alive): Delete.
(tty::make_pipes): Ditto.
(tty::common_init): Ditto.
* tty.h (tty::from_slave): Delete.
(tty::to_slave): Ditto.
(tty::common_init): Delete declaration.
(tty::make_pipes): Ditto.
(tty::master_pid): Define as pid_t since it is now a cygwin pid.
(modify_handle): Declare new function.
* debug.cc (modify_handle): Define new function.
* fhandler.h (fhandler_base::fork_fixup): Change return value from void to
bool.
* fhandler.cc (fhandler_base::fork_fixup): Return true if fork fixup has been
done.
* pipe.cc (fhandler_pipe::set_close_on_exec): Set inheritance of protected
handle via ModifyHandle if DEBUGGING.
(fhandler_pipe::fixup_after_fork): Protect guard handle if fork fixup has been
done.
SECURITY_ATTRIBUTES argument.
* pipe.cc (fhandler_pipe::open): Duplicate guard from other process and protect
it appropriately. Eliminate unneeded writepipe_exists temporary variable. Set
inheritance appropriately.
(fhandler_pipe::set_close_on_exec): Revert change which eliminated handling
guard inheritance.
(fhandler_pipe::fixup_after_fork): Ditto. Use correct name of entity being
checked by fork_fixup.
(fhandler_pipe::fixup_after_exec): Don't bother with guard here.
(fhandler_pipe::dup): Cosmetic changes and revert creation of writepipe_exists
as noninheritable.
(fhandler_pipe::create): Revert change which eliminated SECURITY_ATTRIBUTES
argument. Revert change which always made writepipe_exists noninheritable.
* dtable.cc (dtable::stdio_init): Cosmetic change.
* fhandler.h (fhandler_base::create_read_state): Protect handle.
(fhandler_pipe::create_guard): Ditto. Always mark the handle as inheritable.
(fhandler_pipe::is_slow): Return boolean value rather than numeric 1.
* pipe.cc (fhandler_pipe::fhandler_pipe): Always flag that we need fork fixup.
(fhandler_pipe::open): Don't pass security attributes to create_guard.
(fhandler_pipe::set_close_on_exec): Don't handle guard here.
(fhandler_pipe::close): Accommodate now-protected guard handle.
(fhandler_pipe::fixup_in_child): Don't proected read_state here.
(fhandler_pipe::fixup_after_exec): Close guard handle if close_on_exec.
(fhandler_pipe::fixup_after_fork): Don't bother with guard here.
(fhandler_pipe::dup): Don't set res to non-error prematurely. Use boolean
values where appropriate. Protect guard and read_state.
(fhandler_pipe::create): Don't call need_fork_fixup since it is now the
default. Don't protect read_state or guard.
* pipe.cc (fhandler_base::ready_for_read): Use bool values for "avail".
* spawn.cc (spawn_guts): Set cygheap->pid_handle as inheritable when
protecting.
* select.cc (fhandler_pipe::ready_for_read): Actually get the guard mutex for
blocking reads.
to take file size and inode number as 64 bit values.
* fhandler_disk_file.cc (FS_IS_SAMBA): Move to path.cc
(FS_IS_SAMBA_WITH_QUOTA): Ditto.
(path_conv::hasgood_inode): Delete.
(path_conv::is_samba): Delete.
(path_conv::isgood_inode): Centralized function to recognize
a good inode number.
(fhandler_base::fstat_by_handle): Constify fvi_size and fai_size.
Accomodate argument change in fstat_helper.
(fhandler_base::fstat_by_name): Ditto.
(fhandler_base::fstat_helper): Accomodate argument change. Call
path_conv::isgood_inode to recognize good inodes.
(fhandler_disk_file::opendir): Explain Samba weirdness here.
Call path_conv::fs_is_samba instead of path_conv::is_samba.
(fhandler_disk_file::readdir): Add STATUS_INVALID_INFO_CLASS
as valid return code from NtQueryDirectoryFile to indicate that
FileIdBothDirectoryInformation is not supported.
Call path_conv::isgood_inode to recognize good inodes.
* ntdll.h (STATUS_INVALID_INFO_CLASS): Define.
* path.cc (fs_info::update): Rework file system recognition
and set appropriate flags.
* path.h (struct fs_info): Add is_ntfs, is_samba and is_nfs flags.
Constify pure read accessors.
dirent_saw_dev and dirent_saw_proc.
(fhandler_cygdrive::open): Declare.
(fhandler_cygdrive::close): Declare.
* fhandler_disk_file.cc (class __DIR_mounts): Move to beginning of file.
(__DIR_mounts::check_mount): New parameter to indicate if inode number
is needed in calling function or not. Add /proc and /cygdrive handling.
(__DIR_mounts::check_missing_mount): Ditto.
(path_conv::ndisk_links): Use __DIR_mounts class to create correct
hardlink count for directories with mount points in them.
(fhandler_disk_file::readdir_helper): Remove /dev, /proc and /cygdrive
handling.
(fhandler_cygdrive::open): New method.
(fhandler_cygdrive::close): New method.
(fhandler_cygdrive::fstat): Always return fixed inode number 2 and
fixed link count of 1. Drop call to set_drives.
(fhandler_cygdrive::opendir): Drop call to get_namehash.
(fhandler_cygdrive::readdir): Handle "." entry to return fixed inode
number 2.
* fhandler_socket.cc (fhandler_socket::bind): Set socket to
SO_EXCLUSIVEADDRUSE if application didn't explicitely set SO_REUSEADDR
socket option, on systems supporting SO_EXCLUSIVEADDRUSE.
* net.cc (cygwin_setsockopt): Set fhandler's saw_reuseaddr status flag
if SO_REUSEADDR socket option has been successsfully set.
* wincap.h (wincaps::has_exclusiveaddruse): New element.
* wincap.cc: Implement above element throughout.
* dir.cc (__opendir_with_d_ino): Just call opendir.
(opendir): Remove CYGWIN_VERSION_CHECK_FOR_NEEDS_D_INO handling.
(readdir_worker): Only try generating d_ino if it's 0.
Utilize namehash of directories fhandler. Call readdir_get_ino to
generate d_ino for "..".
(seekdir64): Keep dirent_set_d_ino flag.
* fhandler.h (enum dirent_states): Add dirent_get_d_ino.
(class fhandler_disk_file): Declare new private methods readdir_helper
and readdir_9x.
* fhandler_disk_file.cc (path_conv::hasgood_inode): New method to
evaluate if a filesystem has reliable inode numbers.
(fhandler_base::fstat_by_handle): Accomodate structure member name
change from IndexNumber to FileId.
(fhandler_base::fstat_helper): Call hasgood_inode here.
(fhandler_disk_file::opendir): Call fhaccess only for real files.
Don't append '*' to __d_dirname here, move to readdir_9x. On NT,
open directory handle here. Set dirent_get_d_ino and dirent_set_d_ino
flags according to wincap and filesystem.
(fhandler_disk_file::readdir_helper): New method to implement readdir
postprocessing only once.
(readdir_get_ino_by_handle): New static function.
(readdir_get_ino): New function to centralize inode number evaluation
in case inode number hasn't been returned by NtQueryDirectoryFile.
(fhandler_disk_file::readdir): Move old functionality to readdir_9x.
Call readdir_9x when on 9x/Me. Implement NT specific readdir here.
(fhandler_disk_file::readdir_9x): Move 9x specific readdir here.
(fhandler_disk_file::seekdir): Accomodate new NT readdir method.
(fhandler_disk_file::closedir): Ditto.
(fhandler_cygdrive::fstat): Set d_ino to namehash. Add comment.
(fhandler_cygdrive::opendir): Call get_namehash to prepare later
correct evaluation of d_ino.
(fhandler_cygdrive::readdir): Replace recursion with loop. Evaluate
drive's d_ino by calling readdir_get_ino.
* fhandler_proc.cc (fhandler_proc::readdir): Set dirent_saw_dot and
dirent_saw_dot_dot to avoid seeing . and .. entries twice.
* fhandler_process.cc (fhandler_process::readdir): Ditto.
* fhandler_registry.cc (fhandler_registry::readdir): Ditto.
* ntdll.h (STATUS_INVALID_PARAMETER): New define.
(STATUS_INVALID_LEVEL): New define.
(struct _FILE_INTERNAL_INFORMATION): Rename member IndexNumber to
FileId (as in Nebbitt).
* path.h (path_conv::hasgood_inode): Now implemented in
fhandler_disk_file.cc.
* wincap.h (wincaps::has_fileid_dirinfo): New element.
* wincap.cc: Implement above element throughout.
* winsup.h (readdir_get_ino): Add declaration.
* include/sys/dirent.h (struct dirent): Slightly rename structure
members to accomodate changes.
Remove __USE_EXPENSIVE_CYGWIN_D_INO handling and declaration of
__opendir_with_d_ino.
* dir.cc (__opendir_with_d_ino): New function.
(opendir): Set flag if we should be calculating inodes.
(readdir_worker): Calculate d_ino by calling stat if the user has asked for it.
(seekdir64): Maintain all persistent flag settings.
* fhandler.h (dirent_states): Add dirent_set_d_ino.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Reflect changes to
dirent structure.
* fhandler_virtual.cc (fhandler_virtual::opendir): Ditto.
* include/sys/dirent.h (struct dirent): Coalesce two similar structures.
Remove all threads of the apparently highly confusing references to inodes.
Add support for calculating a real inode if __USE_EXPENSIVE_CYGWIN_D_INO is
defined.
bool.
* spawn.cc (spawn_guts): Ditto, i.e., once again call
set_console_state_for_spawn with an indication of whether we're about to start
a cygwin process.
* fhandler_console.cc (set_console_state_for_spawn): Don't set the console
state if we know we're starting a cygwin process or if we're using a "real"
tty.
declaration.
* fhandler.cc (set_console_state_for_spawn): Eliminate argument from
definition. Always check for invisible console.
(fhandler_console::need_invisible): Don't do anything if the windows station is
already not visible.
* spawn.cc (spawn_guts): Accommodate change of argument to
set_console_state_for_spawn.
* fhandler_console.cc (set_console_state_for_spawn): Ditto for the definition.
Only set invisible console for non-cygwin process. Remove debugging leftover.
* spawn.cc (spawn_guts): Pass argument denoting whether this is a cygwin
process to set_console_state_for_spawn and only call this function when
exec'ing.
(fhandler_console::invisible_console): Declare new variable.
(fhandler_console::need_invisible): Ditto.
(fhandler_console::has_a): Ditto.
* fhandler_console.cc (set_console_state_for_spawn): Eliminate return value.
Set up an invisible console if necessary prior to spawning.
(fhandler_console::invisible_console): Define.
* fhandler_tty.cc (fhandler_tty_slave::open): Use
fhandler_console::invisible_console to setup an invisible console.
* pipe.cc (fhandler_pipe::fixup_in_child): Define new function from
fixup_after_exec.
(fhandler_pipe::fixup_after_exec): Use fixup_in_child when appropriate.
(fhandler_pipe::fixup_after_fork): Ditto.
* spawn.cc (handle): Reorganize and modernize a little.
(spawn_guts): Rely on set_console_state_for_spawn to set the console into the
right state but don't create the process with "detached" flag if we have no
controlling tty since that confuses 'cmd'.
* dtable.cc (dtable::stdio_init): Don't set console as controlling terminal if
we have an invisible console.
* sigproc.cc (child_info::sync): Use correct name in ForceCloseHandle1.
(fhandler_dev_zero::munmap): Ditto.
(fhandler_dev_zero::msync): Ditto.
(fhandler_dev_zero::fixup_mmap_after_fork): Ditto.
* mmap.cc: Implement anonymous mapping using fhandler_dev_zero class.
Implement private anonymous maps using VirtualAlloc/VirtualFree. Fix
or add some more comments.
(fh_paging_file): Change to type fhandler_dev_zero.
(priv): New static inline function to avoid having lots of flag bit
tests in the code. Use throughout were appropriate.
(fixed): Ditto.
(anonymous): Ditto.
(noreserve): Ditto.
(autogrow): Ditto.
(gen_protect): Never generate PAGE_WRITECOPY protection for
private anonymous maps.
(gen_access): Drop FILE_MAP_EXECUTE handling since it's not supported
correctly on 9x.
(VirtualProt9x): Move comment from mmap64 here.
(mmap_record::mmap_record): Gegerate correct device entry for
anonymous maps, though unused right now.
(mmap_record::priv): Call global priv function.
(mmap_record::fixed): Call global fixed function.
(mmap_record::anonymous): Call global anonymous function.
(mmap_record::noreserve): Call global noreserve function.
(mmap_record::autogrow): Call global autogrow function.
(list::anonymous): New method. Use throughout were appropriate.
(mmap_record::compatible_flags): Drop now useless ifdef.
(mmap_record::alloc_page_map): Accomodate private anonymous maps.
(mmap_record::map_pages): Accomodate MAP_NORESERVE mappings.
(mmap_record::unmap_pages): Accomodate private anonymous maps.
(mmap64): Simplify argument check. Don't remove the MAP_PRIVATE flag
for anonymous mappings on 9x anymore since that's now handled
gracefully.
(mprotect): Accomodate MAP_NORESERVE mappings. Fix case when
non-mmap areas are just MEM_RESERVEd.
(fhandler_dev_zero::mmap): Implement anonymous mapping here.
(fhandler_dev_zero::munmap): Ditto.
(fhandler_dev_zero::msyn): Ditto.
(fhandler_dev_zero::fixup_mmap_after_fork): Ditto.
(fixup_mmaps_after_fork): Accomodate private anonymous maps. Enhance
debug output in case VirtualProtect fails.
* include/sys/mman.h: Really define MAP_NORESERVE now.
* cygheap.cc (_csbrk): Call getpagesize instead of getshmlba.
* dcrt0.cc (dll_crt0_0): Call mmap_init.
* external.cc (cygwin_internal): Call getpagesize instead of getshmlba.
* fhandler.h (fhandler_base::mmap): Change access to prot parameter.
(fhandler_base::fixup_mmap_after_fork): Ditto.
(fhandler_disk_file::mmap): Ditto.
(fhandler_disk_file::fixup_mmap_after_fork): Ditto.
(fhandler_dev_mem::mmap): Ditto.
(fhandler_dev_mem::fixup_mmap_after_fork): Ditto.
* fhandler_mem.cc (fhandler_dev_mem::write): Call getsystempagesize
instead of getpagesize.
(fhandler_dev_mem::read): Ditto.
(fhandler_dev_mem::fstat): Ditto.
(fhandler_dev_mem::mmap): Move to mmap.cc.
(fhandler_dev_mem::munmap): Ditto.
(fhandler_dev_mem::msync): Ditto.
(fhandler_dev_mem::fixup_mmap_after_fork): Ditto.
* fhandler_proc.cc (format_proc_meminfo): Call getsystempagesize
instead of getpagesize.
* fhandler_process.cc (format_process_stat): Ditto.
(format_process_status): Ditto.
(get_mem_values): Ditto.
* mmap.cc: Fix formatting. Try to make more readable and modular.
Take advantage of pagesize==granularity.
(gen_protect): New static function to evaluate Windows
protection bits from POSIX protection and flags.
(gen_access): Ditto for Windows access mode.
(VirtualProt9x): Wrapper function to call VirtualProtect on 9x.
(VirtualProtNT): Ditto for NT.
(VirtualProtEx9x): Ditto for VirtualProtectEx on 9x.
(VirtualProtExNT): Ditto for NT.
(CreateMapping9x): Wrapper function for creating a mapping handle on 9x.
(CreateMappingNT): Ditto for NT.
(MapView9x): Wrapper function to map a view on 9x.
(MapViewNT): Ditto for NT.
(mmap_funcs_9x): Structure containing function pointers to wrapper
functions for 9x.
(mmap_funcs_nt): Ditto for NT.
(mmap_func): Pointer to wrapper functions used in subsequent code.
(mmap_init): Initialize mmap_func depending on OS.
(class mmap_record): Use sensible member names. Add POSIX protection
member. Drop Windows access flags member. Constify more methods.
Use accessors instead of direct member access inside of own methods.
(mmap_record::gen_protect): Class wrapper to evaluate matching
Windows protection bits.
(mmap_record::gen_access): Ditto for Windows access flags.
(mmap_record::compatible_flags): New function to check if flags are
compatible with flags of existing map.
(list::add_record): Drop offset and length arguments.
(class map): Change counters to unsigned. Match usage throughout.
(mmapped_areas): Convert from pointer to global struct.
(mmap_record::alloc_page_map): Simplify.
(mmap_record::map_pages): Ditto.
(mmap_record::fixup_page_map): Delete.
(mmap64): Simplify. Add workaround for Windows 98 bug. Fix bug on
NT that existing anonymous mappings weren't searched for a match.
(munmap): Add workaround for Windows 98 bug.
(msync): Simplify.
(mprotect): Handle existing maps correctly.
(mlock): Add local pagesize variable and enlightening comment.
(fhandler_disk_file::mmap): Main functionality now in CreateMapping/
MapView wrapper functions.
(fhandler_disk_file::fixup_mmap_after_fork): Call MapView wrapper.
(fhandler_dev_mem::mmap): Moved from fhandler_mem.cc. Simplify by
calling MapViewNT.
(fhandler_dev_mem::munmap): Moved from fhandler_mem.cc.
(fhandler_dev_mem::msync): Ditto.
(fhandler_dev_mem::fixup_mmap_after_fork): Ditto. Call MapViewNT.
(fixup_mmaps_after_fork): Restructure and hopefully speed up loop for
setting protection and memory content on MAP_PRIVATE maps.
* ntdll.h (AT_ROUND_TO_PAGE): Remove define.
(AT_EXTENDABLE_FILE): Add define.
(NtCreateSection): Add prototype.
* syscalls.cc (getpagesize): Return granularity as pagesize now.
(getsystempagesize): New function to retrieve "real" pagesize.
(getshmlba): Delete since it's replaced by getpagesize now.
* wincap.h (wincaps::has_mmap_alignment_bug): New element.
* wincap.cc: Implement above element throughout.
* winsup.h (getshmlba): Drop prototype.
(getsystempagesize): Add prototype.
(mmap_init): Ditto.
* include/sys/mman.h: (Not yet) define MAP_NORESERVE.
bool parameter.
(fhandler_console::fixup_after_exec): Accommodate fixup_after_fork_exec's
parameter.
(fhandler_console::fixup_after_fork): Ditto.
* fhandler_console.cc (fhandler_console::fixup_after_fork_exec): Avoid opening
new console only when close_on_exec AND execing.
(fhandler_console::fixup_after_fork): Use fixup_after_fork_exec.
(fhandler_console::fixup_after_exec): Ditto.
* fhandler_console.cc (fhandler_console::fixup_after_fork): Delete definition.
(fhandler_console::fixup_after_fork_exec): Rename from fixup_after_exec.
* pinfo.cc (_pinfo::set_ctty): Don't play with console count here.
* syscalls.cc (close_all_files): Don't close cygheap ctty if hExeced since the
child will be copying information from us.
(setsid): Use myctty() rather than raw ctty #.
(init_cygheap::console_count): Renamed from open_fhs. Make private.
* cygheap.cc (init_cygheap::manage_console_count): Define new function.
* dtable.cc (dtable::fixup_after_exec): Always call fixup_after_exec on
elements of fd even when they are about to be closed.
* fhandler.h (report_tty_counts): Remove open_fhs from debugging output.
* fhandler_console.cc (fhandler_console::open): Use manage_console_count rather
than manipulating count directly.
(fhandler_console::close): Ditto.
(fhandler_console::fixup_after_fork): Ditto.
(fhandler_console::fixup_after_exec): Ditto. Don't close handles if
close_on_exec.
* fhandler_tty.cc (fhandler_tty_slave::open): Use manage_console_count() rather
than manipulating count directly. Reflect change in arguments to
report_tty_counts().
(fhandler_tty_slave::close): Ditto for both.
(fhandler_tty_slave::dup): Ditto for both.
(fhandler_tty_slave::ioctl): Use myctty() rather than raw ctty #.
(fhandler_tty_slave::fixup_after_fork): Reflect change in arguments to
report_tty_counts().
(fhandler_tty_master::init_console): Use manage_console_count() rather than
manipulating count directly.
* fhandler_clipboard.cc (fhandler_dev_clipboard::fixup_after_exec): Don't
perform any operations if close_on_exec.
* fhandler_dsp.cc (fhandler_dev_dsp::fixup_after_exec): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::fixup_after_exec): Ditto.
* fhandler_serial.cc (fhandler_serial::fixup_after_exec): Ditto.
* pinfo.h (_pinfo::_ctty): Declare new function.
(myctty): Declare new macro.
(__ctty): Declare new macro.
* pinfo.cc (_pinfo::_ctty): Define new function.
(_pinfo::set_ctty): Use manage_console_count() rather than manipulating count
directly.
* signal.cc (kill_pgrp): Use myctty() and __ctty() macros rather than raw ctty
#.
* syscalls.cc (setsid): Ditto. Use manage_console_count() rather than
manipulating count directly.
eof_detected status flag. Delete is_eom and is_eof methods.
Move drive_size, bytes_per_sector, eom_detected status flag, as well
as the methods read_file, write_file, raw_read and raw_write to ...
(class fhandler_dev_floppy): ... here. Remove is_eom and is_eof
methods. Add dup method.
* fhandler_floppy.cc (IS_EOM): New macro.
(fhandler_dev_floppy::is_eom): Remove.
(fhandler_dev_floppy::is_eof): Remove.
(fhandler_dev_floppy::fhandler_dev_floppy): Initialize status flags.
(fhandler_dev_floppy::get_drive_info): Only call EX functions on
systems supporting them and stop suffering strange delays.
(fhandler_dev_floppy::read_file): Move here, drop setting
current_position.
(fhandler_dev_floppy::write_file): Move here, drop setting
current_position.
(fhandler_dev_floppy::open): Rearrange comment.
(fhandler_dev_floppy::dup): New method.
(fhandler_dev_floppy::get_current_position): New inline method. Use
instead of former current_position were appropriate.
(fhandler_dev_floppy::raw_read): Move here. Drop EOF handling.
(fhandler_dev_floppy::raw_write): Move here. Drop EOF handling.
(fhandler_dev_floppy::lseek): Remove useless conditions. Convert
sector_aligned_offset to LARGE_INTEGER to improve SetFilePointer call.
(fhandler_dev_floppy::ioctl): Move blocksize check in RDSETBLK case
to here.
* fhandler_raw.cc (fhandler_dev_raw::is_eom): Remove.
(fhandler_dev_raw::is_eof): Remove.
(fhandler_dev_raw::write_file): Remove.
(fhandler_dev_raw::read_file): Remove.
(fhandler_dev_raw::raw_read): Remove.
(fhandler_dev_raw::raw_write): Remove.
(fhandler_dev_raw::dup): Drop copying removed members.
(fhandler_dev_raw::ioctl): Drop blocksize testing.
* wincap.h: Implement has_disk_ex_ioctls throughout.
* wincap.cc: Ditto.
(wincap_vista): Preliminary wincaps for Windows Vista/Longhorn.
(wincapc::init): Add Vista/Longhorn handling.
eof_detected status flag. Delete is_eom and is_eof methods.
Move drive_size, bytes_per_sector, eom_detected status flag, as well
as the methods read_file, write_file, raw_read and raw_write to ...
(class fhandler_dev_floppy): ... here. Remove is_eom and is_eof
methods. Add dup method.
* fhandler_floppy.cc (IS_EOM): New macro.
(fhandler_dev_floppy::is_eom): Remove.
(fhandler_dev_floppy::is_eof): Remove.
(fhandler_dev_floppy::fhandler_dev_floppy): Initialize status flags.
(fhandler_dev_floppy::get_drive_info): Only call EX functions on
systems supporting them and stop suffering strange delays.
(fhandler_dev_floppy::read_file): Move here, drop setting
current_position.
(fhandler_dev_floppy::write_file): Move here, drop setting
current_position.
(fhandler_dev_floppy::open): Rearrange comment.
(fhandler_dev_floppy::dup): New method.
(fhandler_dev_floppy::get_current_position): New inline method. Use
instead of former current_position were appropriate.
(fhandler_dev_floppy::raw_read): Move here. Drop EOF handling.
(fhandler_dev_floppy::raw_write): Move here. Drop EOF handling.
(fhandler_dev_floppy::lseek): Remove useless conditions. Convert
sector_aligned_offset to LARGE_INTEGER to improve SetFilePointer call.
(fhandler_dev_floppy::ioctl): Move blocksize check in RDSETBLK case
to here.
* fhandler_raw.cc (fhandler_dev_raw::is_eom): Remove.
(fhandler_dev_raw::is_eof): Remove.
(fhandler_dev_raw::write_file): Remove.
(fhandler_dev_raw::read_file): Remove.
(fhandler_dev_raw::raw_read): Remove.
(fhandler_dev_raw::raw_write): Remove.
(fhandler_dev_raw::dup): Drop copying removed members.
(fhandler_dev_raw::ioctl): Drop blocksize testing.
* wincap.h: Implement has_disk_ex_ioctls throughout.
* wincap.cc: Ditto.
(wincap_vista): Preliminary wincaps for Windows Vista/Longhorn.
(wincapc::init): Add Vista/Longhorn handling.
drive_size, current_position and bytes_per_sector.
(fhandler_dev_floppy::get_drive_info): Declare.
* fhandler_floppy.cc (fhandler_dev_floppy::is_eom): Define ERROR_SEEK
and ERROR_SECTOR_NOT_FOUND as end-of-medium conditions.
(fhandler_dev_floppy::get_drive_info): New method to have one function
retrieving drive info.
(fhandler_dev_floppy::open): Call get_drive_info to get drive
information right from the start.
(fhandler_dev_floppy::lseek): Use and set drive information members.
Especially keep track of current_position.
(fhandler_dev_floppy::ioctl): Ditto.
* fhandler_raw.cc (fhandler_dev_raw::write_file): Keep track of
current_position.
(fhandler_dev_raw::read_file): Ditto.
(fhandler_dev_raw::raw_read): Never try to read beyond end-of-medium.
(fhandler_dev_raw::dup): Handle new drive information members.
file attributes argument.
* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Use
file attributes evaluated from NtQueryFileInformation or
FileInformationByHandle in call to fstat_helper.
Set pc.fileattr from just evaluated file attributes here.
(fhandler_base::fstat_by_name): Use file attributes evaluated from
FindFileFirst or default attribute in call to fstat_helper.
Set pc.fileattr from just evaluated file attributes here.
(fhandler_base::fstat_helper): Use file attributes given as argument,
not file attributes stored in this fhandler, since this information
is potentially wrong. Add comment to explain this.
* path.h (has_attribute): New global inline function.
(path_conv::set_attributes): New method to change fileattr.
dirent_saw_dev.
* dir.cc (opendir): Don't zero __flags here. Push that responsibility to
opendir methods.
(seekdir): Preserve dirent_isrrot in __flags.
(rewinddir): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::opendir): Set dirent_isroot
appropriately.
(fhandler_disk_file::readdir): Fill in "cygdrive" and "dev" if it is the root
dir and they are missing.
* fhandler_process.cc (fhandler_process::opendir): Set __flags here.
* fhandler_virtual.cc (fhandler_virtual::opendir): Set __flags here.
(fhandler_tty_slave::lseek): Delete old method.
(fhandler_tty_master::lseek): Delete old method.
* fhandler_tty.cc (fhandler_tty_common::lseek): Define new method.
* cygheap.cc (cmalloc): Only emit system_printf warnings on failure if
DEBUGGING.
(crealloc): Ditto.
(ccalloc): Ditto.
* dtable.cc (build_fh_name): Treat NULL return from cnew as indicative of
EMFILE condition.
(build_fh_dev): Ditto.
(dtable::dup_worker): Handle NULL return from build_fh_pc.
(dtable::vfork_child_dup): Trust dup_worker to set errno.
* fhandler.h (fhandler_base::new): Mark as nothrow.
* fhandler.h (class fhandler_serial): Declare switch_modem_lines.
* fhandler_serial.cc (fhandler_serial::switch_modem_lines): New
static function to set or clear DTR and/or RTS.
(fhandler_serial::ioctl): Use switch_modem_lines for TIOCMSET
and new TIOCMBIS and TIOCMBIC.
* include/cygwin/version.h: Bump API minor number.
* winsup.h (close_all_files): Reflect argument change.
* dtable.cc (close_all_files): Ditto.
* dtable.h: Ditto.
* fhandler.h: Ditto.
* spawn.cc (spawn_guts): Move close_all_files back to its original location in
first P_OVERLAY test but use argument denoting that handles are only supposed
to be closed, not released (more work to be done here).
* syscalls.cc (close_all_files): Take an argument denoting whether to release
closed files or not.
* path.cc (symlink): Change argument names to reflect linux man page.
(symlink_worker): Ditto. Also appropriately set ENOENT for empty strings.
fixup_after_fork and set_close_on_exec.
* fhandler_tape.cc (fhandler_dev_tape::open): Create mt_mtx mutex
inheritable.
(fhandler_dev_tape::close): Close mt_mtx.
(fhandler_dev_tape::dup): Duplicate mt_mtx and mt_evt as necessary.
(fhandler_dev_tape::fixup_after_fork): New method.
(fhandler_dev_tape::set_close_on_exec): New method.
Corinna Vinschen