Commit Graph

75 Commits

Author SHA1 Message Date
Corinna Vinschen 6f94526c1c * fhandler_registry.cc (RegOpenUserClassesRoot): Only define when
building against w32api headers.
	(RegOpenCurrentUser): Ditto.
	* fhandler_tty.cc (GetNamedPipeClientProcessId): Ditto.
	* ntdll.h (enum _PROCESSINFOCLASS): Add ProcessImageFileName.
	(RtlInitAnsiString): Declare.
	(RtlUnicodeStringToAnsiSize): Declare.
	* sched.cc (GetForegroundWindow): Ditto.
	* sec_helper.cc (SECURITY_NT_NON_UNIQUE): Define as
	SECURITY_NT_NON_UNIQUE_RID when building against w32api headers.
	(cygsid::get_sid): Use SECURITY_NT_NON_UNIQUE rather than
	SECURITY_NT_NON_UNIQUE_RID.
	(__sec_user): Use PISECURITY_DESCRIPTOR rather than PSECURITY_DESCRIPTOR
	to allow valid pointer arithmetic.
	(_recycler_sd): Ditto.
	(_everyone_sd): Ditto.
2012-07-06 13:49:53 +00:00
Christopher Faylor e82360f659 * fhandler_registry.cc (fhandler_registry::open): Handle missing EROFS error
condition pointed to by Clang.
2012-07-02 20:00:22 +00:00
Corinna Vinschen b2ec6677ed Fix memory and handle leaks due to fdopendir:
* dir.cc (closedir): Call global close instead of just releasing the
	fhandler.
	* fhandler_disk_file.cc (fhandler_disk_file::closedir): Don't close
	fhandler handle here, rely on global closedir doing the right thing.
	* fhandler_registry.cc (fhandler_registry::readdir): Also delete
	d_hash when closing registry key.
	(fhandler_registry::rewinddir): Ditto.

	Avoid infinite recursion in VirtualStore under UAC:
	* fhandler_registry.cc (VIRT_CLASSES_KEY_PREFIX): Define.
	(VIRT_CLASSES_KEY_SUFFIX): Ditto.
	(VIRT_CLASSES_KEY): Ditto.
	(VIRT_CLASSES_LINKTGT): Ditto.
	(fhandler_registry::exists): Return virt_symlink as file type if
	this is a Classes key under the VirtualStore.
	(fhandler_registry::fstat): Handle virt_symlink.
	(fhandler_registry::readdir): Return DT_LNK as d_type if this is a
	Classes key under the VirtualStore.
	(fhandler_registry::fill_filebuf): Handle Classes symlink.

	Handle user impersonation in /proc/registry access:
	* autoload.cc (RegOpenUserClassesRoot): Define.
	(RegOpenCurrentUser): Define.
	* fhandler_registry.cc (RegOpenUserClassesRoot): Declare function
	missing in w32api.
	(RegOpenCurrentUser): Ditto.
	(fetch_hkey): New function.
	(fhandler_registry::open): Call fetch_hkey to get root registry key.
	(open_key): Ditto.
2012-02-02 13:58:20 +00:00
Christopher Faylor ad87edbe61 * cygheap.h (cygheap_fdget::~cygheap_fdget): Simplify now that refcnt reports
reference count changes itself.
* fhandler.cc (fhandler_base::reset): Set _refcnt to 0.
* fhandler.h (fhandler_base::refcnt): Report refcnt when debugging.
* select.cc (cygwin_select): Set return_on_signal to indicate when select
should be interrupted.
(select_stuff::wait): Keep looping unless return_on_signal is set.
* select.h (select_stuff::return_on_signal): New variable.
(select_stuff::select_stuff): Zero return_on_signal.
2012-01-22 06:45:08 +00:00
Corinna Vinschen 5259273091 * fhandler.h (fhandler_registry::opendir): Declare.
* fhandler_registry.cc (fhandler_registry::opendir): New function.
2012-01-20 12:53:26 +00:00
Christopher Faylor b9aa81491f Throughout, remove extra space after function name from debugging output.
Throughout, change syscalls to report on return values using new %R format
option.
* smallprint.cc (__small_vsprintf): Add parsing for %R to report on return
values and possible errno from syscalls.
* errno.cc (errmap): Add PRIVILEGE_NOT_HELD.
* fhandler_tty.cc (fhandler_pty_master::setup): When creating a thread use
shorter name to reduce debuggging output.
* select.cc (start_thread_pipe): Ditto.
(start_thread_serial): Ditto.
(start_thread_socket): Ditto.
(start_thread_mailslot): Ditto.
* sigproc.cc (talktome): Ditto.
2011-12-03 21:43:27 +00:00
Christopher Faylor 56a1971526 Throughout use "have_execed" macro rather than "hExeced" global handle.
Throughout rename _PROC_* to _CH_*.
* child_info.h: Include "pinfo.h".
(child_info_types): Rename _PROC_* -> _CH_* to avoid confusion with similarly
named constants.
(_PROC_*): Delete unneeded aliases.
(PROC_*): Ditto.
(CURR_CHILD_INFO_MAGIC): Ditto.
(cchildren): Define using "pinfo_minimal".
(child_info::set_saw_ctrl_c): Move to
(child_info_spawn::set_saw_ctrl_c): Here.
(child_info_spawn::lock): New field.
(child_info_spawn::hExeced): Ditto.
(child_info_spawn::ev): Ditto.
(child_info_spawn::~child_info_spawn): Move to sigproc.cc.
(child_info_spawn::child_info_spawn): Ditto.
(child_info_spawn::cleanup): Declare new function.
(child_info_spawn::set_saw_ctrl_c): Move to this class.  Set flag only when
execed and return true when we have set the flag.
(child_info_spawn::child_info_spawn::signal_myself_exited): New function.
(child_info_spawn::wait_for_myself): Ditto.
(child_info_spawn::has_execed_cygwin): Ditto.
(child_info_spawn::has_execed): Ditto.  Replaces "hExeced" test.
(child_info_spawn::operator HANDLE&): New operator.
(child_info_spawn::worker): Define old "spawn_guts" as class member.
(ch_spawn): Declare.
(have_execed): Define.
(have_execed_cygwin): Ditto.
* cygheap.h: Update comment.
* dcrt0.cc (get_cygwin_startup_info): Use _CH_* enums.
(child_info_spawn::handle_spawn): Ditto.
(dll_crt0_0): Ditto.
(multiple_cygwin_problem): Ditto.
* exceptions.cc (chExeced): Delete obsolete declaration.
(ctrl_c_handler): Reference set_saw_ctrl_c via new ch_spawn global.
* globals.cc (hExeced): Delete.
* pinfo.cc (pinfo::thisproc): Refer to cygheap as ::cygheap for consistency in
handle naming when -DDEBUGGING.
(pinfo::init): Accommodate case where myself.h is known but h0 is passed in.
(pinfo::pinfo): New constructor for setting up a pinfo passed in by previous
exec'or.
(pinfo::proc_waiter): Don't handle subprocess if we're in the process of
exiting due to an exec of a cygwin process.  Don't close rd_proc_pipe here.
Close it when we actually are finished with the process.  Use new
ch_spawn.signal_myself_exited function to let exec stub know that subprocess
has exited.
(pinfo::wait): Clarify debugging output.
(pinfo::release): Use "close_h" to close all handles to avoid races.
(winpids::add): Assume that elements of the array do not need to be zeroed and
are properly initialized or suffer problems on pinfo::release.  Don't close
hProcess since release does that now.
* pinfo.h: Update comment.
(pinfo_minimal): Move some elements from pinfo here so that child_info_spawn
can use them.
(pinfo): Inherit from pinfo_minimal.
(pinfo::pinfo): Modify to accommodate new pinfo_minimal.
(pinfo::allow_remove): New function.
* sigproc.cc (proc_subproc): Use boolean values for true/false.  Implement
PROC_EXEC_CLEANUP.
(proc_terminate): Set ppid = 1 since the procs list will only be iterated when
the process has not execed.  Don't do any cleanup here since it is now handled
in pinfo::release.
(sigproc_init): Initialize sync_proc_subproc earlier.
(child_info::child_info): Assume that all important fields are properly
initialized and avoid memset().
(child_info_spawn::child_info_spawn): Specifically test for execing and then
set up appropriate fields in the struct.
(child_info_spawn::cleanup): Define new function.
(child_info_spawn::record_children): Specifically test for being execed here.
Fill in pinfo_minimal part of children array.
(child_info_spawn::reattach_children): Use constructor to duplicate information
for previous exec'or.  Add more debugging output.
(remove_proc): Force deletion of thread when exiting due to exec.  Rely on
pinfo::cleanup in release.
* sigproc.h (PROC_EXEC_CLEANUP): New enum.
(PROC_DETACHED_CHILD): Delete.
* spawn.cc (chExeced): Delete.
(child_info_spawn::worker): Rename from spawn_guts.  Use elements of
child_info_spawn throughout rather than ch.whatever.  Use ::cygheap to refer to
global rather than element of child_info.  Use wait_for_myself() rather than
waitpid().  Call child_info_spawn::cleanup on function return.
(spawnve): Reflect movement of spawn_guts functionality into
child_info_spawn::worker.
* syscalls.cc (popen): Ditto.
* winsup.h (spawn_guts): Delete declaration.
2011-11-14 01:29:49 +00:00
Christopher Faylor 23771fa1f7 * cygerrno.h (__set_errno): Modify debugging output to make searching strace
logs easier.  Throughout, change /dev/tty* to /dev/pty*.  Throughout, add flags
argument to fhandler_*::dup methods.
* devices.in: Rename (temporarily?) /dev/ttyN to /dev/ptyN.  Add /dev/ptymN
devices for pty masters.
* devices.cc: Regenerate.
* devices.h (MAX_CONSOLES): Set to max number supported by devices.in.
(fh_devices::FH_PTMX): Rename from FH_PTYM.
(device::operator int): Return by reference.
* dtable.cc (fh_alloc): Take pc as an argument rather than just the device.
This makes debugging easier since more information is available.  Actually
implement handling for already-allocated pty master devices.  Make different
decisions when generating fhandler for not-opened devices.  Add kludge to deal
with opening /dev/tty.
(cnew_no_ctor): New macro.
(build_fh_pc): Make debugging output more verbose.  Use new clone() fhandler
interface to duplicate archetypes.  Reset last term opened.
(dtable::dup_worker): Use Use new clone() fhandler interface to duplicate
archetypes.  Pass flags to child dup handler.
(dtable::dup3): Set O_NOCTTY flag if newfd is not stdin/stdout/stderr.
* fhandler.cc (fhandler_base::reset): Rename from operator =() and reduce
functionality and sense of copy direction.
(fhandler_base::open_with_arch): Use published interface to query io_handle().
Use new copyto() fhandler method to copy from/to found archetype.
* fhandler.h: Throughout, delete size(), add copyout, clone, and fhandler_*
(void *) methods.
(fhandler_base::reset): Rename from operator =().
(fhandler_termios::is_dev_tty): Delete.
(fhandler_termios): change "protected" region to "private".
(fhandler_termios::is_dev_tty): Delete.
(fhandler_termios): Rearrange protected/public.
(fhandler_termios::fhandler_termios): Remember last fhandler_termios "opened".
(fhandler_termios::~fhandler_termios): Forget last fhandler_termios opened.
(ioctl): Rename from ioctl_termios.  Take a void * argument.  Reflect argument
change in pinfo::set_ctty.
(fhandler_console::dup): Declare new function.  Set ctty here if appropriate.
(fhandler_pty_master::from_master): Privatize.
(fhandler_pty_master::to_master): Ditto.
(fhandler_pty_master::dwProcessId): Ditto.
(fhandler_pty_master::fhandler_pty_master): Add an `int' argument.
(fhandler_pty_master::open_setup): Declare new function.
(fhandler_pty_master::~fhandler_pty_master): Declare new method.
(fhandler_nodevice): Remove commented out function declaration.
* fhandler_console.cc: Use get_ttyp() instead of tc() throughout.
(fhandler_console::dup): Define new function to set controlling ctty on dup, as
appropriate.
(fhandler_console::ioctl): Reflect ioctl_termios name change.
(fhandler_console::setup): Rename from get_tty_stuff.
(fhandler_console::open_setup): Reflect argument change in pinfo::set_ctty.
(fhandler_console::fhandler_console): Set _tc here.
* fhandler_termios.cc (handler_termios::ioctl): Rename.  Take a void * arg like
other ioctl functions.
* fhandler_tty.cc (fhandler_pty_slave::dup): Call myself->set_ctty to
potentially reset the controlling terminal.
(fhandler_pty_slave::ioctl): Reflect name/arg change for ioctl_termios.
(fhandler_pty_slave::fhandler_pty_slave): Take a "unit" argument.  Call setup()
here so that we will know the unit number of this fhandler as soon as possible.
Set the unit as appropriate.
(handler_pty_master::open): Move most stuff to constructor and open_setup.
(handler_pty_slave::open_setup): Reflect argument change in pinfo::set_ctty.
(handler_pty_master::open_setup): Define new function.
(fhandler_pty_master::cleanup): Clear handles as a flag that the destructor
does not have to do "close" operations.
(fhandler_pty_master::close): Ditto.
(fhandler_pty_master::~fhandler_pty_master): Define new method.
(fhandler_pty_master::ioctl): Reflect name/arg change for ioctl_termios.
(fhandler_pty_master::setup): Allocate tty here.  Rely on handles being
returned from allocated test rather than opening them here.  Avoid setting
_need_nl here since it is already zeroed in the constructor.  Set up device
information with DEV_TTYM_MAJOR.
* path.h (path_conv &operator =): Take a const argument.
(path_conv::dup): Ditto.
(pathconv_arg::PC_OPEN): New enum.
(pathconv_arg::PC_CTTY): Ditto.
(path_types::PATH_CTTY): Ditto.
(path_types::PATH_OPEN): Ditto.
(path_conv::isopen): New method.
(path_conv::isctty_capable): Ditto.
* path.cc (path_conv::check): Set PATH_OPEN and PATH_CTTY as appropriate.
* pipe.cc (fhandler_pipe::open): Use copyto to copy pipe handle.
* syscall.cc (open): Reinstate fd > 2 check to disallow resetting ctty on
non-std* handles.
* tty.cc (tty_list::allocate): Pass out handles for allocated tty.  use
`not_allocated' to find unallocated ttys.  Avoid keeping the lock since the
allocation of the tty should be sufficient to prevent multiple access.
(tty::not_allocated): Clarify comment.  Rename.  Return handles when an unused
tty is found.  Simply test for existing tty.
(tty::exists): Rewrite to use `not_allocated'.
* tty.h (NTTYS): Reset down to actual number supported by devices.in.
(tty::not_allocated): Declare new function.
(tty_list::allocate): Pass out read/write tty handles.  Zero them when not
found.
* fhandler_proc.cc: Reflect name change from FH_PTYM -> FH_PTMX.
* pinfo.h (pinfo::set_ctty): Reduce/reorder arguments passed in.
* pinfo.cc (pinfo::set_ctty): Ditto.  Just use tc() built into the passed-in
fhandler_termios pointer.  Return true if ctty is assigned.
* syscalls.cc (open): Call build_fh_pc with PC_OPEN flag.  Set PC_CTTY if
appropriate.
(stat_worker): Remove is_dev_tty () stuff.
2011-10-15 22:37:30 +00:00
Corinna Vinschen 9e242ba461 * fhandler_registry.cc (fhandler_registry::dup): Duplicate value_name. 2011-07-30 08:09:44 +00:00
Christopher Faylor b86f999af1 whitespace elimination 2011-06-06 05:02:13 +00:00
Corinna Vinschen 2849cbde54 * fhandler_registry.cc (fhandler_registry::exists): Fix regression
in EACCES handling.
	(fhandler_registry::open): Fix "%val" case.
2011-05-05 06:45:21 +00:00
Corinna Vinschen e5c91e1627 * fhandler_registry.cc (fhandler_registry::fstat): Use RegQueryInfoKeyW. 2011-04-19 08:45:36 +00:00
Corinna Vinschen 43f65cdd7d * Makefile.in (DLL_OFILES): Add fhandler_procsys.o.
* devices.h (enum fh_devices): Add FH_PROCSYS.
	* devices.in (dev_procsys_storage): New device.
	* devices.cc: Regenerate.
	* dtable.cc (build_fh_pc): Add code to allocate fhandler_procsys.
	* fhandler.h (proc_len): Convert to size_t.
	(procsys): Declare.
	(procsys_len): Declare.
	(enum virtual_ftype_t): Move here from fhandler_virtual.h.
	Add members supported by fhandler_procsys.
	(fhandler_virtual::exists): Return virtual_ftype_t.  Change
	in all derived classes.
	(class fhandler_procsys): New class.
	(fhandler_union): Add fhandler_procnet and fhandler_procsys members.
	* fhandler_disk_file.cc (__DIR_mounts::check_missing_mount): Use
	ro_u_proc.
	(fhandler_base::fstat_by_handle): Don't copy attributes if file is an
	NT device.
	(fhandler_base::fstat_by_name): Ditto.
	* fhandler_netdrive.cc (fhandler_netdrive::exists): Return
	virtual_ftype_t.
	* fhandler_proc.cc (proc_tab): Sort alphabetically.  Use _VN macro
	to store length.
	(proc_len): Change to size_t.
	(proc_tab_cmp): New static function.
	(virt_tab_search): New function to search entry in virt_tab_t
	arrays.  Use throughout in /proc and sibling classes instead of
	loop.
	(fhandler_proc::exists): Return virtual_ftype_t.
	* fhandler_process.cc (process_tab): Sort alphabetically.  Use _VN
	macro to store length.
	(fhandler_process::exists): Return virtual_ftype_t.
	(fhandler_process::open): Simplify code.
	* fhandler_procnet.cc (procnet_tab): Sort alphabetically.  Use _VN
	macro to store length.
	(fhandler_procnet::exists): Return virtual_ftype_t.
	(fhandler_procnet::open): Simplify.
	* fhandler_procsys.cc: New file.
	* fhandler_registry.cc (fhandler_registry::exists): Return
	virtual_ftype_t.
	* fhandler_virtual.cc (fhandler_virtual::exists): Ditto.
	* fhandler_virtual.h (enum virtual_ftype_t): Move to fhandler.h.
	(virt_tab_t): Add name_len member.
	(_VN): New macro.
	(virt_tab_search): Declare.
	* mount.cc (mount_info::conv_to_win32_path): Fix comment.  Backslashify
	isprocsys_dev paths.
	* ntdll.h (STATUS_OBJECT_TYPE_MISMATCH): Define
	(STATUS_INSTANCE_NOT_AVAILABLE): Define.
	(STATUS_PIPE_NOT_AVAILABLE): Define.
	(STATUS_INVALID_PIPE_STATE): Define.
	(STATUS_PIPE_BUSY): Define.
	(SYMBOLIC_LINK_QUERY): Define.
	(NtOpenSymbolicLinkObject): Declare.
	(NtQuerySymbolicLinkObject): Declare.
	* path.cc (path_conv::check): Accommodate fact that exists method
	returns virtual_ftype_t now.  Add cases for new virtual_ftype_t
	types.
	(cygwin_conv_path): Add GLOBALROOT prefix to native device paths.
	Make sure to strip \\?\ prefix only for actual filesystem-based
	paths, not for all paths.
	* path.h (isproc_dev): Add FH_PROCSYS.
	(isprocsys_dev): Define.
2010-09-06 09:47:01 +00:00
Corinna Vinschen 20973ec948 * fhandler_netdrive.cc (fhandler_netdrive::readdir): Set d_type.
(fhandler_netdrive::seekdir): Fix test for readdir return value.
	* fhandler_registry.cc (fhandler_registry::seekdir): Ditto.
2010-09-01 10:30:52 +00:00
Corinna Vinschen c492992f13 Align seekdir and telldir API to POSIX definition.
* Makefile.in (NEW_FUNCTIONS): Remove seekdir and telldir mappings.
	* dir.cc (telldir): Move functionality from telldir64 here.  Use
	long, rather than _off_t.
	(telldir64): Just call telldir.  Only keep for backward compatibility.
	(seekdir): Move functionality from seekdir64 here.  Use long, rather
	than _off_t.
	(seekdir64): Just call seekdir.  Only keep for backward compatibility.
	* fhandler.h: Throughout, change prototypes of seekdir and telldir
	methods to use long, rather than _off64_t.
	* fhandler_disk_file.cc: Change aforementioned methods accordingly.
	* fhandler_netdrive.cc: Ditto.
	* fhandler_registry.cc: Ditto.
	* fhandler_virtual.cc: Ditto.
	* include/sys/dirent.h (struct __DIR): Change __d_position from
	_off_t to long to reflect API change.
	(telldir): Change prototype to use long, rather than off_t.
	(seekdir): Ditto.
2010-07-05 16:59:56 +00:00
Corinna Vinschen 88addc6476 * fhandler_registry.cc (multi_wcstombs): New function.
(fhandler_registry::fstat): Call multi_wcstombs for strings of type
	REG_MULTI_SZ.
	(fhandler_registry::fill_filebuf): Ditto.
2010-05-26 16:58:44 +00:00
Corinna Vinschen e70fdfb99f * cygwin.din (dup3): Export.
(pipe2): Export.
	* dtable.cc (dtable::dup_worker): Take additional flags parameter.
	Handle O_CLOEXEC flag.
	(dtable::dup3): Rename from dup2.  Take additional flags parameter.
	Check for valid flags.  Drop check for newfd == oldfd.
	* dtable.h (dtable::dup_worker): Add flags parameter.
	(dtable::dup3): Rename from dup2.
	* fcntl.cc (fcntl64): Add F_DUPFD_CLOEXEC case.
	* fhandler.h (fhandler_mailslot::get_object_attr): Add flags parameter.
	* fhandler.cc (fhandler_base::open): Use security attribute with
	inheritance according to setting of O_CLOEXEC flag.
	* fhandler_console.cc (fhandler_console::open): Ditto.
	* fhandler_fifo.cc (sec_user_cloexec): New inline function to
	create security attribute with inheritance according to setting of
	O_CLOEXEC flag.
	(fhandler_fifo::open): Call sec_user_cloexec to fetch security
	attribute.
	(fhandler_fifo::wait): Ditto.
	* fhandler_mem.cc (fhandler_dev_mem::open): Ditto.
	* fhandler_mailslot.cc (fhandler_mailslot::get_object_attr): Take
	additional flags parameter.  Use security attribute with inheritance
	according to setting of O_CLOEXEC flag.
	(fhandler_mailslot::open): Call get_object_attr with flags parameter.
	* fhandler_registry.cc (fhandler_registry::open): Call set_close_on_exec
	on real handles to accommodate O_CLOEXEC flag.
	* fhandler_tty.cc (fhandler_tty_slave::open): Ditto.
	* fhandler_tape.cc: Create mutex with inheritance according to setting
	of O_CLOEXEC flag.
	* pipe.cc: Replace usage of O_NOINHERIT with O_CLOEXEC.
	 (fhandler_pipe::init): Simplify setting close_on_exec flag.
	(fhandler_pipe::open): Remove setting close_on_exec flag.
	(fhandler_pipe::create): Use security attribute with inheritance
	according to setting of O_CLOEXEC flag.
	(pipe2): New exported function.
	* posix_ipc.cc: Throughout, open backing files with O_CLOEXEC
	flag to follow POSIX semantics.
	* security.h (sec_none_cloexec): New define.
	* syscalls.cc (dup): Add missing extern "C" qualifier.  Accommodate
	renaming of dtable::dup2 to dtable::dup3.
	(dup2): Ditto.  Check newfd == oldfd here.
	(dup3): New function.  Check newfd == oldfd here.
	(open): Set close_on_exec flag according to O_CLOEXEC flag before
	calling fhandler->open.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2010-01-14 18:46:02 +00:00
Corinna Vinschen 333a47d316 * fhandler.h (fhandler_registry::value_name): Convert to wchar_t*.
* fhandler_registry.cc: Call UNICODE registry functions throughout
	and convert to multibyte using current locale's charset.  Accommodate
	throughout.
	(must_encode): Take wchar_t.
	(encode_regname): Convert from wchar_t *.
	(decode_regname): Convert to wchar_t *.
2009-12-18 17:14:21 +00:00
Corinna Vinschen b4a3a3e367 * fhandler_registry.cc (fhandler_registry::open): Mark /proc/registry
directory and siblings as nohandle fhandler.
2009-12-01 16:31:04 +00:00
Corinna Vinschen d9ad7a9c4e * fhandler_procnet.cc: Reorganize global procnet content data into a
new struct virt_tab_t.  Accommodate throughout.

	* fhandler.h: Fix copyright dates.
	* fhandler_process.cc: Ditto.
	* fhandler_registry.cc: Ditto.
2009-01-20 18:04:32 +00:00
Corinna Vinschen 38f50ae4d5 * devices.h (FH_PROCESSFD): New device type.
* dtable.cc (build_fh_pc): Add case for FH_PROCESSFD.
	* fhandler.h (class fhandler_virtual): Drop bufalloc member.
	* fhandler_virtual.h: New header.
	* fhandler_proc.cc: Remove types proc_type_t and proc_tab_t in favor
	of types virt_type_t and virt_tab_t from fhandler_virtual.h.
	Change prototypes of format_XXX functions accordingly.
	(proc_tab): Drop size member info.
	(fhandler_proc::fill_filebuf): Don't allocate filebuf here.  Allocate
	it in the format_XXX functions.
	* fhandler_process.cc: Reorganize global process content data into a
	new struct virt_tab_t.  Accommodate throughout.
	(format_process_winexename): New function.
	(format_process_winpid): New function.
	(format_process_exename): New function.
	(format_process_root): New function.
	(format_process_cwd): New function.
	(format_process_cmdline): New function.
	(format_process_ppid): New function.
	(format_process_uid): New function.
	(format_process_pgid): New function.
	(format_process_sid): New function.
	(format_process_gid): New function.
	(format_process_ctty): New function.
	(format_process_fd): New function.
	* fhandler_procnet.cc (fhandler_procnet::fill_filebuf): Don't use
	bufalloc.
	* fhandler_registry.cc (fhandler_registry::fill_filebuf): Define
	bufalloc locally.
	* fhandler_virtual.cc (fhandler_virtual::fhandler_virtual): Drop
	initialization of bufalloc.
	(fhandler_virtual::dup): Drop copying bufalloc.
2009-01-20 17:22:11 +00:00
Corinna Vinschen 887eb76fca * fhandler_registry.cc (perf_data_files): New table.
(PERF_DATA_FILE_COUNT): New constant.
	(fhandler_registry::exists): Add check for HKEY_PERFORMANCE_DATA
	value names.
	(fhandler_registry::fstat): For HKEY_PERFORMANCE_DATA, return
	default values only.
	(fhandler_registry::readdir): For HKEY_PERFORMANCE_DATA, list
	names from perf_data_files only.
	(fhandler_registry::fill_filebuf): Use larger buffer to speed up
	access to HKEY_PERFORMANCE_DATA values.  Remove check for possible
	subkey.  Add RegCloseKey ().
	(open_key): Replace goto by break, remove label.  Do not try to
	open subkey of HKEY_PERFORMANCE_DATA.  Add missing RegCloseKey ()
	after open subkey error.
2008-12-19 14:31:40 +00:00
Corinna Vinschen 2cc8b9e014 * fhandler_registry.cc (DEFAULT_VALUE_NAME): Remove constant.
(encode_regname): Encode empty (default) name to "@".
	Encode "@" to "%40".  Change error return to -1.
	(decode_regname): Decode "@" to empty name.  Decode "%40" to "@".
	(fhandler_registry::exists): Skip check for keys if name is empty.
	Remove check for DEFAULT_VALUE_NAME, now handled by decode_regname ().
	(fhandler_registry::readdir): Remove check for empty name, now
	handled by encode_regname ().
	(fhandler_registry::open): Remove check for DEFAULT_VALUE_NAME.
	(fhandler_registry::open_key): Fail with ENOENT if key name is empty.
2008-12-16 09:20:05 +00:00
Corinna Vinschen 6452986601 * fhandler_registry.cc (fhandler_registry::exists): Handle EACCES.
(fhandler_registry::open): Ditto.
2008-12-15 12:51:46 +00:00
Corinna Vinschen 305b19d738 * fhandler.h (class fhandler_registry): Declare dup method.
* fhandler_registry.cc (fhandler_registry::exists): Fix missing
	parenthesis.
	(fhandler_registry::dup): New method.
2008-12-15 12:33:27 +00:00
Christopher Faylor 9fe25af7a6 * cygheap.cc (cygheap_user::~cygheap_user): Remove unneeded if 0'ed code.
* fhandler_registry.cc (fhandler_registry::exists): Recode goto as if/else to
avoid a gcc4 compiler warning.
(fhandler_registry::open): Ditto.  Use one goto rather than two.
* gentls_offsets: Fix compiler warning in generated output.
* tlsoffsets.h: Regenerate.
* mount.cc (fillout_mntent): slashify native paths returned via getmntent.
2008-12-13 21:05:31 +00:00
Corinna Vinschen d27ebea923 * fhandler_registry.cc (encode_regname): Add Parameter add_val.
Append "%val" if add_val is set.
	(decode_regname): Remove trailing "%val". Change returncode accordingly.
	(__DIR_hash): New class.
	(d_hash): New macro.
	(key_exists): New function.
	(fhandler_registry::exists): Remove encode of registry name before path
	compare, decode file part of path instead.  Skip checks for keys if
	trailing "%val" detected.
	(fhandler_registry::fstat): Change check of return value of
	decode_regname ().
	(fhandler_registry::readdir): Allocate __DIR_hash.  Record key names in
	hash table. Append "%val" if key with same name exists. Fix error
	handling of encode_regname ().  Set dirent.d_type.
	(fhandler_registry::closedir): Delete __DIR_hash.
	(fhandler_registry::open): Don't open key if trailing "%val" detected
	by decode_regname ().
	(open_key): Ditto.
2008-12-08 11:45:18 +00:00
Corinna Vinschen 1a3e844b43 * fhandler_registry.cc (must_encode): Fix condition changed for testing. 2008-12-02 11:44:58 +00:00
Corinna Vinschen 651d8393c8 * fhandler_registry.cc (must_encode): New function.
(encode_regname): Ditto.
	(decode_regname): Ditto.
	(fhandler_registry::exists): Encode name before path compare.
	(fhandler_registry::fstat): Pass decoded name to win32 registry call.
	(fhandler_registry::readdir): Return encoded name to user.
	(fhandler_registry::open): Store decoded name into value_name.
	(open_key): Pass decoded name to win32 registry call.
2008-12-02 11:40:13 +00:00
Corinna Vinschen e4b575030b Add case-sensitivity.
Unconditionally handle mount points case-sensitive.
	Unconditionally handle virtual paths case-sensitive.
	Unconditionally handle registry paths case-insensitive.
	Otherwise, accommodate case-sensitivity of given path throughout.
	* cygheap.cc (cygheap_root::set): Get additional caseinsensitive
	parameter and store it.
	* cygheap.h (struct cygheap_root_mount_info): Add member
	caseinsensitive.
	* dlfcn.cc (get_full_path_of_dll): Drop PC_NOFULL parameter from call
	to path_conv::check.
	* environ.cc (pcheck_case): Remove.
	(check_case_init): Remove.
	(known): Drop "check_case" option.
	* exceptions.cc (open_stackdumpfile): Add comment.
	* fhandler.cc (fhandler_base::get_default_fmode): Call pathmatch
	instead of strcasematch.
	* fhandler_disk_file.cc: Accommodate case-sensitivity of given path
	throughout.
	(__DIR_mounts::check_mount): Unconditionally check virtual paths
	case-sensitive.
	(fhandler_disk_file::link): Drop case clash handling.
	(fhandler_disk_file::open): Ditto.
	(fhandler_disk_file::readdir_helper): Drop managed mount code.
	* mount.cc: Remove managed mount code and datastructures.
	(struct opt): Remove "managed" option.  Add "posix=0" and "posix=1"
	options.
	(fillout_mntent): Remove "managed" output.  Add "posix" output.
	* path.cc (struct symlink_info): Remove case_clash member and
	case_check method.
	(pcheck_case): Remove.
	(path_prefix_p): Take additional bool parameter "caseinsensitive".
	(pathnmatch): Ditto.
	(pathmatch): Ditto.
	(mkrelpath): Ditto.
	(fs_info::update): Set caseinsensitive flag according to file system
	name and FILE_CASE_SENSITIVE_SEARCH flag.  Add comment.
	(tfx_chars_managed): Remove.
	(transform_chars): Drop "managed" parameter.  Always use tfx_chars.
	(get_nt_native_path): Drop "managed" parameter.  Make sure drive letters
	are always upper case.
	(getfileattr): Change second parameter to denote caseinsensitivity.
	(path_conv::check): Initialize caseinsensitive to OBJ_CASE_INSENSITIVE.
	Set caseinsensitive according to global obcaseinsensitive flag, file
	system case sensitivity and MOUNT_NOPOSIX mount flag.
	Drop case_clash and all the related code.
	(symlink_worker): Drop case clash handling.
	(symlink_info::set): Drop setting case_clash.
	(symlink_info::case_check): Remove.
	(cwdstuff::set): Add comment.
	(etc::init): Take path_conv instead of PUNICODE_STRING as parameter to
	allow case sensitivity.
	* path.h (enum pathconv_arg): Drop PC_SYM_IGNORE.
	(enum case_checking): Remove.
	(enum path_types): Drop PATH_ENC, add PATH_NOPOSIX flag.
	(struct fs_info): Add caseinsensitive flag and accessor methods.
	(class path_conv): Add caseinsensitive member and define
	objcaseinsensitive method.  Drop case_clash member and isencoded method.
	(pathmatch): Change prototype according to above change.
	(pathnmatch): Ditto.
	(path_prefix_p): Ditto.
	(get_nt_native_path): Ditto.
	(class etc): Ditto.
	(fnunmunge): Remove prototype.
	* shared.cc (shared_info::init_obcaseinsensitive): Initialize
	obcaseinsensitive flag from obcaseinsensitive registry value.
	(shared_info::initialize): Call init_obcaseinsensitive here by the
	first process creating the shared memory.
	* shared_info.h (mount_item::fnmunge): Remove.
	(shared_info::obcaseinsensitive): Rename from obcaseinsensitivity.
	(shared_info::init_obcaseinsensitive): Declare.
	* syscalls.cc (try_to_bin): Add comment.
	* include/sys/mount.h (MOUNT_ENC): Remove flag.
	(MOUNT_NOPOSIX): Add flag.
2008-07-16 20:20:45 +00:00
Christopher Faylor b13e6864f5 Remove unneeded header files from source files throughout. 2008-04-07 18:45:59 +00:00
Corinna Vinschen 5224a7bbf3 * fhandler_registry.cc: Use NAME_MAX + 1 instead of CYG_MAX_PATH
throughout for subkey name buffer size.
	* fhandler_socket.cc (search_wsa_event_slot): Use MAX_PATH instead of
	CYG_MAX_PATH for mutext name buffer size.
	(fhandler_socket::init_events): Ditto.
	* fhandler_virtual.cc (fhandler_virtual::opendir): Check path length
	against PATH_MAX instead of against CYG_MAX_PATH.
	* registry.cc (get_registry_hive_path): Use PATH_MAX instead of
	CYG_MAX_PATH for registry value path buffer size.
	* shared.cc (open_shared): Use MAX_PATH instead of CYG_MAX_PATH
	for shared memory name buffer size.
	* thread.cc (semaphore::semaphore): Use MAX_PATH instead of CYG_MAX_PATH
	for semaphore name buffer size.
	* uinfo.cc (cygheap_user::env_userprofile): Use PATH_MAX instead of
	CYG_MAX_PATH for temporary path name buffer size.
	* winf.h (LINE_BUF_CHUNK): Define as MAX_PATH * 2.
	* include/sys/dirent.h: Include sys/limits.h.  Define name buffer sizes
	using NAME_MAX.
2007-12-05 15:10:20 +00:00
Christopher Faylor ee4388c420 Change many cygheap allocation routines to their *_abort analogs.
* cygheap.cc (cmalloc_abort): New function.
(crealloc_abort): Ditto.
(ccalloc_abort): Ditto.
2007-11-26 21:30:49 +00:00
Corinna Vinschen eea4e48208 * fhandler.cc (fhandler_base::fhaccess): Accommodate interface changes
of access control functions throughout.
	* fhandler_disk_file.cc: Ditto.
	* fhandler_registry.cc: Ditto.
	* sec_acl.cc: Drop unnecessary includes.
	(setacl): Take path_conv instead of file name as parameter.
	Accommodate interface changes of access control functions.
	(getacl): Ditto.
	* sec_auth.cc: New file, taking over all authentication related
	functions from security.cc.
	* sec_helper.cc: Drop unnecessary includes.
	* security.cc: Ditto.  Move all authentication related functions to
	sec_auth.cc.
	(ALL_SECURITY_INFORMATION): New define.  Use throughout.
	(set_file_sd): New function, replacing read_sd and the file related
	part of get_nt_object_security.
	(get_reg_sd): Rename from get_reg_security.  Drop type parameter.
	(get_reg_attribute): New function, replacing the registry related part
	of get_nt_object_security.
	(get_file_attribute): Take path_conv instead of file name as parameter.
	Use new get_file_sd call.
	(set_file_attribute): Ditto plus new set_file_sd.  Drop unnecessary
	implementation without uid/gid parameters.
	(check_file_access): Take path_conv instead of file name as parameter.
	Use new get_file_sd call.
	(check_registry_access): Use new get_reg_sd call.
	* security.h: Accommodate above interface changes.
2007-07-20 14:29:43 +00:00
Corinna Vinschen 70de8290c8 * fhandler_mailslot.cc (fhandler_mailslot::fstat): Set new stat member
st_birthtim to useful value.
	* fhandler_process.cc (fhandler_process::fstat): Ditto.
	* fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Take
	additional parameter for creation time.  Fill st_birthtim with it.
	Accomodate additional creation time parameter throughout.
	* fhandler_raw.cc (fhandler_dev_raw::fstat): Set new stat member
	st_birthtim to useful value.
	* fhandler.cc (fhandler_base::fstat): Ditto.
	* fhandler_registry.cc (fhandler_registry::fstat): Ditto.
	* include/cygwin/version.h: Bump API minor number.
	* include/cygwin/stat.h (struct __stat64): Replace st_spare4 with
	timestruc_t st_birthtim.
	(struct stat): Ditto if __CYGWIN_USE_BIG_TYPES__ is defined.
	(st_birthtime): Define if __CYGWIN_USE_BIG_TYPES__ is defined.
2007-03-06 14:48:25 +00:00
Corinna Vinschen 14e06cca26 * fhandler_registry.cc (registry_listing): Drop name of HKEY_DYN_DATA.
(registry_keys): Drop HKEY_DYN_DATA.
	* net.cc: Fix comment.
	* syslog.cc: Ditto.
2007-02-26 12:39:25 +00:00
Christopher Faylor 510a85cbf9 Remove extraneous whitespace.
* pinfo.cc (commune_process): Use default argument to lock_process.
* sigproc.cc: Update copyright.
* select.cc: Ditto.
2007-02-20 00:16:18 +00:00
Corinna Vinschen 2b26c2fc41 * fhandler.cc (fhandler_base::fhaccess): Check if opening registry
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.
2006-10-22 09:38:47 +00:00
Corinna Vinschen 9367c0dcff * fhandler_registry.cc (fhandler_registry::fstat): Set restrictive
permission and ownership if key can't be opened for reading security.
	(open_key): If opening key fails, retry opening with backup intent.
2006-10-21 10:58:35 +00:00
Corinna Vinschen 20f9af5348 * fhandler.h (fhandler_base::set_name): Make virtual.
(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.
2006-10-19 10:01:03 +00:00
Corinna Vinschen 9e5f45ed6f * autoload.cc (NtQueryDirectoryFile): Define.
* 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.
2006-01-27 21:50:42 +00:00
Christopher Faylor 3aca3cb636 Remove some more unneeded 'return;'s throughout. 2005-09-14 14:27:56 +00:00
Christopher Faylor 14c4d65ef1 * cygheap.h (cygheap_types): Add HEAP_COMMUNE.
* fhandler_proc.cc: Use cygheap rather than user heap for allocation of filebuf
throughout.
* fhandler_registry.cc: Ditto.
* fhandler_virtual.cc: Ditto.
* fhandler_process.cc: Ditto.
(get_mem_values): Use malloc/realloc/free rather than new.
* pinfo.cc (_pinfo::commune_send): Allocate on cygwin heap rather than user
heap.  Avoid calling ReadFile when correct number of characters have been read
or suffer buffer corruption.
(_pinfo::fd): Allocate on cygwin heap rather than user heap.
(_pinfo::fds): Ditto.
(_pinfo::root): Ditto.
(_pinfo::cwd): Ditto.
(_pinfo::cmdline): Ditto.
* devices.h (FH_DEV): New define.
* devices.in: Detect lone /dev.
* devices.cc: Regenerate.
* path.cc (path_conv::check): Treat FH_DEV as a special case.
2005-08-24 04:38:39 +00:00
Christopher Faylor d9a2276435 * cygerrno.h (geterrno_from_win_error): Change declaration to default to using
GetLastError and EACCESS.
* cygwin.din: Export readdir_r.
* include/cygwin/version.h: Bump API version number to 138.
* syscalls.cc (readdir_worker): New function, renamed from old readdir()
function.
(readdir): Use readdir_worker.
(readdir_r): New function.
* fhandler.h (fhandler_base::readdir): Accommodate second argument indicating
dirent buffer.
(fhandler_disk_file::readdir): Ditto.
(fhandler_cygdrive::readdir): Ditto.
(fhandler_proc::readdir): Ditto.
(fhandler_netdrive::readdir): Ditto.
(fhandler_registry::readdir): Ditto.
(fhandler_process::readdir): Ditto.
* fhandler.cc (fhandler_base::readdir): Ditto.
* fhandler_disk_file.cc (fhandler_disk_file::readdir): Ditto.
* fhandler_cygdrive.cc (fhandler_cygdrive::readdir): Ditto.
* fhandler_proc.cc (fhandler_proc::readdir): Ditto.
* fhandler_netdrive.cc (fhandler_netdrive::readdir): Ditto.
* fhandler_registry.cc (fhandler_registry::readdir): Ditto.
* fhandler_process.cc (fhandler_process::readdir): Ditto.
2005-08-20 06:19:55 +00:00
Corinna Vinschen af925fe4fa * fhandler_process.cc (fhandler_process::open): Allow opening of
/proc/<pid>/fd for reading.
	* fhandler_registry.cc (fhandler_registry::open): Ditto for registry
	keys.
2005-08-08 15:33:32 +00:00
Christopher Faylor 0c55f6ed60 Eliminate (void) cast on standalone function calls throughout. 2005-07-06 20:05:03 +00:00
Christopher Faylor 2f9ae2ed94 Change foo (void) to foo () for all c++ functions throughout. Remove all
fhandler_*::dump functions throughout.
* fhandler.h (fhandler_dev_mem::close): Remove pass-through function in favor
of virtual method.
(handler_dev_raw::close): Ditto.
(fhandler_dev_clipboard::fixup_after_exec): New method.
* fhandler_dev_mem.cc (fhandler_dev_mem::close): Eliminate pass through
* fhandler_dev_raw.cc (fhandler_dev_raw::close): Ditto.
* fhandler_clipboard.cc (fhandler_dev_clipboard::close): Don't go to extra
effort when execing.
(fhandler_dev_clipboard::fixup_after_exec): New function.
* fhandler_console.cc (fhandler_console::close): Don't do "extra stuff" when we
know we're execing.
* fhandler_disk_file.cc (fhandler_disk_file::close): Ditto.
* fhandler_dsp.cc (fhandler_dev_dsp::close): Ditto.
* fhandler_fifo.cc (fhandler_fifo.cc::close): Ditto.  function in favor of base
function.
* fhandler_random.cc (fhandler_dev_random::close): Ditto.
* fhandler_registry.cc (fhandler_registry::close): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::close): Ditto.
* fhandler_virtual.cc (fhandler_virtual::close): Ditto.
* pinfo.cc (proc_waiter): Remove unneeded hExeced declaration.
* sigproc.cc: Ditto.
* winsup.h (hExeced): Define here.
* fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Just call close()
to reinitialize things to known state.
2005-07-05 03:16:46 +00:00
Christopher Faylor 2693c1ac56 * dir.cc: Rename opendir_* to dirent_* throughout.
(opendir_states): Move and rename.
* fhandler.h (dirent_states): to here.
* fhandler_disk_file.cc (fhandler_disk_file::readdir): Use raw readdir when
skipping through entries since it is keeping track of "." and "..".
(fhandler_cygdrive::seekdir): Use fhandler_disk_file::readdir to do everything.
* fhandler_virtual.cc (fhandler_virtual::opendir): Set flag indicating that we
provide .  and ..
(fhandler_virtual::seekdir): Ditto.
(fhandler_virtual::rewinddir): Ditto.
* fhandler_registry.cc (fhandler_registry::rewinddir): Ditto.
2005-03-16 21:20:56 +00:00
Christopher Faylor 731028b326 copyright 2005-02-20 04:25:33 +00:00
Corinna Vinschen 4f27e288c5 * cygheap.h (class cygheap_fdenum): New class to enumerate used
fhandlers.
	* dtable.h (class dtable): Add cygheap_fdenum as friend class.
	* fhandler.h (fhandler_base::get_proc_fd_name): New virtual method
	to return a name for /proc/<pid>/fd.
	(fhandler_socket::get_proc_fd_name): Ditto.
	(fhandler_pipe::get_proc_fd_name): Ditto.
	(fhandler_virtual::opendir): Make virtual method.
	(fhandler_process::opendir): New method.
	* fhandler.cc (fhandler_base::get_proc_fd_name): New method.
	* fhandler_process.cc: Include ctype.h.
	(PROCESS_FD): Define.
	(process_listing): Add "fd".
	(fhandler_process::exists): Fix comment.  Return 1 in case of "fd"
	directory. Handle files below "fd".
	(fhandler_process::fstat): Drop "self" handling.  Set correct link
	count for directories.
	(fhandler_process::opendir): New method to handle "fd" directory.
	(fhandler_process::readdir): Add "fd" handling.
	(fhandler_process::open): Drop "self" handling.
	(fhandler_process::fill_filebuf): Ditto.  Add "fd" handling.  Fix
	"maps" output string.
	* fhandler_registry.cc (fhandler_registry::fstat): Set correct link
	count for directories.
	* fhandler_socket.cc (fhandler_socket::get_proc_fd_name): New method.
	* path.cc (symlink_info::set): Fix thinko.
	* pinfo.cc (_pinfo::commune_recv): Rename pathbuf to path throughout.
	Drop local path variable in PICOM_FIFO case.  Fix debug output.
	Close handles as early as possible. Add PICOM_FDS and PICOM_FD
	handling.
	(_pinfo::commune_send): Add PICOM_FDS and PICOM_FD handling.
	(_pinfo::fd): New method.
	(_pinfo::fds): New method.
	* pinfo.h (enum picom): Add PICOM_FDS and PICOM_FD.
	(_pinfo::fd): Declare.
	(_pinfo::fds): Declare.
	* pipe.cc (fhandler_pipe::get_proc_fd_name): New method.
2005-01-31 10:28:55 +00:00