CVSROOT: /cvs/src
Module name: src
Changes by: [email protected] 2010-04-19 19:52:45
Modified files:
winsup/cygwin : ChangeLog autoload.cc fhandler.h
fhandler_termios.cc fhandler_tty.cc security.cc
security.h tty.cc tty.h
Log message:
* autoload.cc (GetNamedPipeClientProcessId): Define.
* fhandler.h (fhandler_tty_slave::fch_open_handles): Declare private.
(fhandler_tty_slave::fch_close_handles): Ditto.
(fhandler_tty_slave::cygserver_attach_tty): Drop declaration.
(fhandler_tty_slave::fstat): Declare public.
(fhandler_tty_slave::fchmod): Declare public.
(fhandler_tty_slave::fchown): Declare public.
(class fhandler_pty_master): Add master_ctl handle.
(fhandler_pty_master::pty_master_thread): Declare public.
* fhandler_termios.cc (fhandler_termios::tcinit): If the process
is started from a non-Cygwin process, make it tty process group
leader.
* fhandler_tty.cc: Throughout accommodate additional security related
arguments in calls to functions creating or opening objects.
(close_maybe): Move to start of file to reuse it
in other methods.
(struct pipe_request): Define.
(struct pipe_reply): Define.
(fhandler_tty_slave::open): Throughout, try to open synchronization
objects with MAXIMUM_ALLOWED permissions. Drop call to cygserver.
Try to duplicate pipe handles via master_ctl pipe if duplicating
directly doesn't work.
(fhandler_tty_slave::cygserver_attach_tty): Remove.
(fhandler_tty_slave::init): Close unused incoming pipe handle.
(fhandler_pty_master::close): Send exit message to master control
thread and close master_ctl handle.
(fhandler_pty_master::pty_master_thread): New method, implementing the
master control thread.
(pty_master_thread): Static helper to start master control thread.
(fhandler_pty_master::setup): Simplify creating pipe inheritance.
Make sure we're the one creating the input_available_event. Add
comment to explain why. Create master_ctl pipe and start master
control thread. Close master_ctl handle in case of error.
* security.cc (alloc_sd): Add code to handle tty objects. Add comments
to explain what exactly is required.
(get_object_sd): New function.
(get_object_attribute): New function.
(create_object_sd_from_attribute): New function.
(set_object_sd): New function.
(set_object_attribute): New function.
(set_file_attribute): Change attribute type to mode_t.
* security.h (set_file_attribute): Change attribute type to mode_t.
(get_object_sd): Declare.
(get_object_attribute): Declare.
(create_object_sd_from_attribute): Declare.
(set_object_sd): Declare.
(set_object_attribute): Declare.
* tty.cc (tty::slave_alive): Implement directly instead of via alive.
(tty::exists): Open mutex handle with READ_CONTROL access.
(tty::alive): Remove.
(tty::open_output_mutex): Convert to inline method.
(tty::open_input_mutex): Ditto.
(tty::open_mutex): Take additional ACCESS_MASK parameter for the
mutex open access mask.
(tty::open_inuse): New method.
(tty::create_inuse): Take PSECURITY_ATTRIBUTES parameter. Drop fmt
name parameter. Always create TTY_SLAVE_ALIVE event.
(tty::get_event): Take additional PSECURITY_ATTRIBUTES parameter for
CreateEvent.
* tty.h (class tty): Change declarations according to aforementioned
changes.
(tty::open_output_mutex): Implement as inline method.
(tty::open_input_mutex): Ditto.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/ChangeLog.diff?cvsroot=src&r1=1.4916&r2=1.4917
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/autoload.cc.diff?cvsroot=src&r1=1.168&r2=1.169
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler.h.diff?cvsroot=src&r1=1.399&r2=1.400
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler_termios.cc.diff?cvsroot=src&r1=1.75&r2=1.76
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler_tty.cc.diff?cvsroot=src&r1=1.197&r2=1.198
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/security.cc.diff?cvsroot=src&r1=1.240&r2=1.241
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/security.h.diff?cvsroot=src&r1=1.111&r2=1.112
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/tty.cc.diff?cvsroot=src&r1=1.83&r2=1.84
http://sourceware.org/cgi-bin/cvsweb.cgi/src/winsup/cygwin/tty.h.diff?cvsroot=src&r1=1.25&r2=1.26
