tzinfo from zoneinfo files. Add comment to explain what we do.
(tzparse): Add more comments to explain in case of loading timezone
offset from other sources.
(environ_init): Drop undocumented feature to read application-specific
environment variables from the registry.
* include/cygwin/version.h (CYGWIN_INFO_PROGRAM_OPTIONS_NAME): Remove.
Explain why.
(lockf_t::create_lock_obj): Use FALSE, rather than 0 for BOOL argument.
(lockf_t::del_lock_obj): Check if NtSetEvent succeeded and print system
message if not.
home directory. Include longish comment to explain what we're doing.
(cygheap_pwdgrp::get_home): Take additional sid parameter. In
NSS_SCHEME_WINDOWS case, call fetch_windows_home to create home
directory.
(pwdgrp::fetch_account_from_windows): Call cygheap_pwdgrp::get_home
with additional sid argument.
* cygheap.h (cygheap_pwdgrp::get_home): Align declaration to above
change.
(LoadUserProfileW): Import.
* registry.cc (get_registry_hive_path): Move to sec_auth.cc.
(load_registry_hive): Remove.
* registry.h (get_registry_hive_path): Drop declaration.
(load_registry_hive): Ditto.
* sec_auth.cc (get_user_profile_directory): Moved from registry.cc and
renamed. Take third parameter with buffer length.
(load_user_profile): New function taking over for load_registry_hive.
Use official functions to load profile. If profile is missing, create
it on Vista and later.
* security.h (get_user_profile_directory): Declare.
(load_user_profile): Declare.
* syscalls.cc (seteuid32): Replace call to load_registry_hive with call
to load_user_profile.
* uinfo.cc (cygheap_user::env_userprofile): Replace call to
get_registry_hive_path with call to get_user_profile_directory.
(DestroyEnvironmentBlock): Import.
* environ.cc (env_compare): New static bsearch comparison function.
(build_env): Add parameter taking a user token. If token is non-NULL,
fetch user's default Windows environment and merge it into the resulting
environment. Explain what we do in preceeding comment.
* environ,h (build_env): Align prototype to above change.
* external.cc (create_winenv): Call build_env with NULL token.
* spawn.cc (child_info_spawn::worker): When spawning new process under
another user account, call build_env with new token to allow merging
user's default Windows environment.
* winlean.h (_USERENV_): Define to override dllimport.
(wincaps): Drop has_physical_mem_access.
(wincap_10): New global wincaps to support Windows 10.
(wincapc::init): Use wincap_10 for version >= 6.4 and as default.
* wincap.h (wincaps::has_physical_mem_access): remove.
having a new type threadlist_t *. Convert commented out code into an
#if 0. Create thread mutex. Explain why.
(init_cygheap::remove_tls): Drop timeout value. Always wait infinitely
for tls_sentry. Return mutex HANDLE of just deleted threadlist entry.
(init_cygheap::find_tls): New implementation taking tls pointer as
search parameter. Return threadlist_t *.
(init_cygheap::find_tls): Return threadlist_t *. Define ix as auto
variable. Drop exception handling since crash must be made impossible
due to correct synchronization. Return with locked mutex.
* cygheap.h (struct threadlist_t): Define.
(struct init_cygheap): Convert threadlist to threadlist_t type.
(init_cygheap::remove_tls): Align declaration to above change.
(init_cygheap::find_tls): Ditto.
(init_cygheap::unlock_tls): Define.
* cygtls.cc (_cygtls::remove): Unlock and close mutex when finishing.
* exceptions.cc (sigpacket::process): Lock _cygtls area of thread before
accessing it.
* fhandler_termios.cc (fhandler_termios::bg_check): Ditto.
* sigproc.cc (sig_send): Ditto.
* thread.cc (pthread::exit): Ditto. Add comment.
(pthread::cancel): Ditto.
* cygtls.cc (well_known_dlls): Rephrase comment.
(bloda_detect): New function.
(_cygtls::call2): Call init_thread and bloda_detect for non-pthread
threads only.
(_cygtls::remove): Move remove_tls and remove_wq calls up to run first.
* miscfuncs.cc (struct pthread_wrapper_arg): Rename from struct
thread_wrapper_arg.
(pthread_wrapper): Rename from thread_wrapper and drop "static". Fix
comment. Drop call to _cygtls::remove. Call api_fatal rather than
ExitThread. Explain why.
* miscfuncs.h (pthread_wrapper): Declare pthread_wrapper.
* thread.cc (pthread::exit): Add a FIXME comment. Call _cygtls::remove
before calling ExitThread.
initialize mount table in two steps, system and user, depending on
bool value.
* mount.h (class mount_info): Align declaration of init function to
above change.
* shared.cc (user_info::initialize): Initialize mount table in two
steps to allow internal_getpwsid to create valid POSIX paths from
DOS paths given in AD. Add comments.
* uinfo.cc (cygheap_pwdgrp::get_home): Allow DOS paths in
NSS_SCHEME_FREEATTR attributes.
(cygheap_pwdgrp::get_shell): Ditto.
(install-ldif): New target to install cygwin.ldif.
* cygheap.h (class cygheap_pwdgrp): Rename pfx_t to nss_pfx_t. Add
PFX to enum value. Add nss_scheme_method enum and nss_scheme_t
structure. Add home_scheme, shell_scheme and gecos_scheme members.
(NSS_SCHEME_MAX): Define.
(cygheap_pwdgrp::get_home): Declare.
(cygheap_pwdgrp::get_shell): Declare.
(cygheap_pwdgrp::get_gecos): Declare.
* cygwin.ldif: New file.
* ldap.cc (std_user_attr): New array, just defining the standard
attributes.
(group_attr): Add cygwinUnixGid.
(user_attr): Convert to macro pointing to cygheap->pg.ldap_user_attr.
(cygheap_pwdgrp::init_ldap_user_attr): New method.
(cyg_ldap::fetch_ad_account): Call cygheap_pwdgrp::init_ldap_user_attr
if user_attr initialization is required. Fix comment.
(cyg_ldap::get_string_attribute): Implement taking attribute name
as argument.
* ldap.h: Drop unused macros.
(cyg_ldap::get_gecos): Remove.
(cyg_ldap::get_home): Remove.
(cyg_ldap::get_shell): Remove.
(cyg_ldap::get_string_attribute): Declare name argument variant public.
* uinfo.cc (cygheap_user::ontherange): Fix indentation.
(cygheap_pwdgrp::init): Initialize new home_scheme, shell_scheme and
gecos_scheme members. Align comment.
(NSS_NCMP): Define comparison macro.
(NSS_CMP): Ditto.
(cygheap_pwdgrp::nss_init_line): Use aforementioned macros throughout.
Fix comment handling. Add db_home, db_shell and db_gecos handling.
(fetch_from_description): New function to fetch XML-style attributes
from (description) string.
(fetch_from_path): New function to evaluate path string with wildcards.
(cygheap_pwdgrp::get_home): New methods to fetch pw_dir value.
(cygheap_pwdgrp::get_shell): Ditto for pw_shell.
(cygheap_pwdgrp::get_gecos): Ditto for pw_gecos.
(colon_to_semicolon): Move up.
(pwdgrp::fetch_account_from_windows): Convert home, shell, gecos
variables to char*. Drop statement breaking extended group info.
Fetch home, shell and gecos values using new methods. Use
fetch_from_description calls to fetch UNIX id and primary groups from
SAM comment field. Accommodate uxid being a char* now. Accommodate
the fact that extended info is malloc'ed, rather then alloca'ed.
Create linebuf content as multibyte string. Create line buffer by
just calling cstrdup.
solution.
* miscfuncs.cc (thread_wrapper): Ditto.
* sigproc.cc (exit_thread): Disable sending a signal for synchronization
with process exit. Explain why. Keep code in for later inspection,
should the problem show up again.
(sig_send): Use "tls", rather than "tid" as name for _cygtls arg.
NT SERVICE accounts by name. Always prepend domain to NT SERVICE
accounts. Add U-domain\username string to pw_gecos for predefined
builtin accounts as well.
written bytes.
* fhandler_termios.cc (fhandler_termios::tcinit): Fix formatting.
(fhandler_termios::line_edit): Return bytes actually written. Write
in 32 byte chunks in non-canonical mode to reduce number of WriteFile
calls. Don't just eat unwritten bytes in case of an error condition.
Especially, don't report them back to the caller as written.
* fhandler_tty.cc (fhandler_pty_slave::read): Disable code reducing
the number of bytes read from the pipe to vmin. Add comment.
(fhandler_pty_master::write): Convert ret to ssize_t type. Just call
line_edit once, not in a loop once for each byte. Return bytes written
as returned by line_edit.
API version numbers.
* external.cc (cygwin_internal): disable setting cxx_malloc on 64 bit.
Add CW_FIXED_ATEXIT case.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_FIXED_ATEXIT.
* lib/atexit.c (atexit): Test running Cygwin version by checking
return value of cygwin_internal (CW_FIXED_ATEXIT).
* lib/atexit.c (atexit): New, statically linkable version of atexit.
* dcrt0.cc (cygwin_atexit): Add comment to mark this function as old
entry point. Indiscriminately check for DSO of function pointer for
all functions, if checking for DSO of return address fails on x86_64.
Change comment accordingly.
* path.cc (warn_msdos): Make static. Drop test for dos_file_warning.
(path_conv::check): Check for dos_file_warning here to avoid a function
call in the default case.
(init_cygheap::init_installation_root): Set installation_dir_len.
(setup_cygheap): Drop call to set_dll_dir.
* cygheap.h (struct init_cygheap): Add installation_dir_len member.
(init_cygheap::set_dll_dir): Remove.
* environ.cc (win_env::add_cache): Use stpcpy for speed.
(posify_maybe): Use tmp_pathbuf buffer instead of stack.
(raise_envblock): New function to resize Windows environment block.
(build_env): Fix indentation. Call raise_envblock function. Check if
$PATH exists and is non-empty. If not, add PATH variable with Cygwin
installation directory as content to Windows environment. Explain why.
* uinfo.cc (cygheap_pwdgrp::_nss_init): Fill UNICODE_STRING members
on the fly. Drop call to RtlInitUnicodeString.
(pwdgrp::check_file): Ditto.
setting connect_state to connect_credxchg.
(fhandler_socket::af_local_accept): Ditto.
(fhandler_socket::recv_internal): Drop ill-advised connect_state check.
Add comment so as not to repeat the exercise.
* fhandler.h (enum conn_state): Drop now unneeded connect_credxchg
state.
(init_cygheap::init_installation_root): Just memmove contents of
installation_root instead of calling GetModuleFileNameW again.
Copy installation_root to installation_dir before stripping of
"bin" dir. Don't call SetDllDirectory here. Explain what we do.
(setup_cygheap): New function taking over initial cygheap setup
from memory_init. Additionally call set_dll_dir.
* cygheap.h (struct init_cygheap): Add installation_dir member.
(init_cygheap::set_dll_dir): Define.
(setup_cygheap): Declare.
* dcrt0.cc: Throughout drop parameter from memory_init call.
(dll_crt0_0): Call setup_cygheap prior to memory_init.
* dlfcn.cc (dlopen): Change comment to point to the right function.
* shared.cc (memory_init): Drop parameter. Drop cygheap setup.
* shared_info.h (memory_init): Change declaration accordingly.
installation dir as DLL search path, instead of ".".
* cygheap.h (class cwdstuff): Add parameter names in function
declarations for readability.
(cwdstuff::get): Ad inline implementation fetching the CWD as wide char
string.
* dlfcn.cc (dlopen): Add searching for dependent DLLs in DLL
installation dir or CWD, if all else failed.
Add comment to explain scenarios this is accommodating.
connect_pending only on unconnected socket. Set connect_state to
connected on WSAEISCONN error. Set connect_state to connect_failed
on any other error except WSAEWOULDBLOCK if connect is still pending.
Add lots of comment to explain why all of the above.
(check_path_access): Ditto. Drop FE_CWD from call to find_exec.
(gfpod_helper): Call path_conv::check for all paths containing a dir
separator to more closely follow the Linux search algorithm.
(get_full_path_of_dll): Drop useless __stdcall.
(dlopen): Simplify RTLD_NOLOAD case by calling GetModuleHandleEx
instead of GetModuleHandle/LoadLibrary.
initial handshake on AF_LOCAL sockets.
* fhandler.h (class fhandler_socket): Add no_getpeereid status flag.
(fhandler_socket::af_local_set_no_getpeereid): New prototype.
* fhandler_socket.cc (fhandler_socket::af_local_connect): Skip handshake
if no_getpeereid is set. Add debug output.
(fhandler_socket::af_local_accept): Likewise.
(fhandler_socket::af_local_set_no_getpeereid): New function.
(fhandler_socket::af_local_copy): Copy no_getpeereid.
(fhandler_socket::getpeereid): Fail if no_getpeereid is set.
* net.cc (cygwin_setsockopt): Add SO_PEERCRED for AF_LOCAL/SOCK_STREAM
sockets. Add comment to explain why we need it.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
comment.
(fhandler_socket::evaluate_events): Only set connect_state and call
af_local_connect if connect_state is connect_pending. Explain why.
Drop redundant test for socket family and type.
(fhandler_socket::connect): Extend comment.
connect_state and af_local_connect connect call here, once, independent
of FD_CONNECT being requested. Add comment to explain why.
(fhandler_socket::connect): Drop connect_state handling and calling
af_local_connect. Move remaining AF_LOCAL stuff prior to calling
::connect and explain why. Simplify error case.
* poll.cc (poll): Handle connect state independently of POLLOUT being
requested for the descriptor to allow setting POLLIN if connect failed.
Add comment.
* select.cc (set_bits): Drop connect_state and AF_LOCAL handling here.
ObjectTypeName for object types rather than calling lstat to avoid
performance hit.
* globals.cc (ro_u_natdir): Define.
(ro_u_natsyml): Define.
(ro_u_natdev): Define.
style.
(cygheap_pwdgrp::nss_init_line): Disable db_prefix and db_separator
settings. Add comment.
(pwdgrp::fetch_account_from_windows): Drop outdated comment. Fix code
fetching primary group gid of group setting in SAM description field.
Change comment accordingly.
* fhandler_disk_file.cc (fhandler_disk_file::facl): Ditto in noacl case.
* sec_acl.cc (getacl): Compute useful fake CLASS_OBJ and DEF_CLASS_OBJ
permission bits based on how these values are generated on Linux.
Add commants to explain what the code is doing.
* security.cc (get_attribute_from_acl): Compute group permission based
on the actual primary group permissions and all secondary user and group
ACCESS_ALLOWED_ACEs to emulate Linux' behaviour more closely.
(check_access): Fix typos im comment.
* include/cygwin/acl.h (MIN_ACL_ENTRIES): Redefine as 3.
to declaration.
* fhandler_tty.cc (fhandler_pty_slave::fch_open_handles): Add bool
parameter "chown". Only request WRITE_OWNER access when opening pty
synchronization objects if "chown" is set.
(fhandler_pty_slave::fchmod): Call fch_open_handles with new bool
parameter set to false.
(fhandler_pty_slave::fchown): Call fch_open_handles with new bool
parameter set to true.
* kernel32.cc (CreateFileMappingW): Fix default standard rights for
file mappings from READ_CONTROL to STANDARD_RIGHTS_REQUIRED to allow
changing the DACL (fixes "access denied" error in pinfo::set_acl).
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Change debug
output to print mode bits in octal.
* security.cc (alloc_sd): Ditto.
(set_file_attribute): Ditto.
condition to close handle. Call NtClose rather than CloseHandle.
(write_ea): Fix condition to close handle. Call NtClose rather than
CloseHandle.
* security.cc (get_file_sd): Call pc.init_reopen_attr if a valid
incoming handle was given, pc.get_object_attr otherwise.
(set_file_sd): Ditto.
POBJECT_ATTRIBUTES. Take OBJECT_ATTRIBUTES reference as argument, not
pointer.
* fhandler_disk_file.cc: Throughout accommodate above change.
* syscalls.cc: Ditto.
* ntea.cc (read_ea): Don't set hdl to NULL if it's already NULL. Set
attr with pc.init_reopen_attr before trying to reopen file.
(write_ea): Ditto.
* security.cc (get_file_sd): Use pc.init_reopen_attr rather than
pc.get_object_attr when trying to reopen file.
(set_file_sd): Ditto.
* cygtls.h (class tls_pathbuf): Move counter variables into a union.
Add 64 bit element _counters covering both counter variables to
optimize save and restore operations.
(class san/x86_64): Only store single 64 bit value.
(san::san/x86_64): Implement.
(san::leave/x86_64): Only declare here, as returns_twice function.
Explain why.
(class san/i686): Change type of _c_cnt and _w_cnt to uint32_t.
(__try/x86_64): Move definition of __sebastian after the first memory
barrier. Drop __sebastian.setup call.
handler.
* cygtls.cc (_cygtls::remove): Accommodate the fact that pathbufs
has been moved from _local_storage to _cygtls.
* cygtls.h (class tls_pathbuf): Add comment to hint to gendef usage
of counters. Change type of counters to uint32_t for clarity.
Remove _cygtls as friend class.
(struct _local_storage): Move pathbufs from here...
(struct _cygtls): ...to here, allowing to access it from _sigbe.
(class san): Only define on 32 bit. Remove errno, _c_cnt and _w_cnt
members.
(san::setup): Drop parameter. Don't initialize removed members.
(san::leave): Don't set removed members.
(class myfault): Only define on 32 bit.
(myfault::faulted): Only keep implementation not taking any parameter.
Drop argument in call to sebastian.setup.
(__try/__leave/__except/__endtry): Implement to support real SEH. For
now stick to SJLJ on 32 bit.
* dcrt0.cc (dll_crt0_0): Drop 64 bit call to
exception::install_myfault_handler.
* exception.h (exception_handler): Define with EXCEPTION_DISPOSITION
as return type.
(PDISPATCHER_CONTEXT): Define as void * on 32 bit. Define as pointer
to _DISPATCHER_CONTEXT on 64 bit.
(class exception): Define separately for 32 and 64 bit.
(exception::myfault): Add handler for myfault SEH handling on 64 bit.
(exception::exception): Fix mangled method name to account for change
in type of last parameter.
(exception::install_myfault_handler): Remove.
* exceptions.cc (exception::myfault_handle): Remove.
(exception::myfault): New SEH handler for 64 bit.
* gendef (_sigbe): Set tls_pathbuf counters to 0 explicitely when
returning to the caller.
* ntdll.h: Move a comment to a better place.
(struct _SCOPE_TABLE): Define on 64 bit.
* thread.cc (verifyable_object_isvalid): Remove gcc 4.7 workaround.
* tls_pbuf.cc (tls_pbuf): Fix to accommodate new place of pathbufs.
(tls_pathbuf::destroy): Change type of loop variables to uint32_t.
* tls_pbuf.h (class tmp_pathbuf): Change type of buffer counters to
uint32_t. Accommodate new place of pathbufs.
* tlsoffsets.h: Regenerate.
* tlsoffsets64.h: Regenerate.
(telldir): Per POSIX, return -1 and set errno to EBADF, rather than
just returning 0, on invalid directory stream.
* signal.cc (sigwaitinfo): Return -1, not EFAULT, when SEGV was catched.
(class fhandler_socket): Grant another bit to connect_state flag.
* fhandler_socket.cc (fhandler_socket::af_local_connect): Rearrange
variable definition. Set connect_state to connect_credxchg.
(fhandler_socket::af_local_accept): Ditto.
(fhandler_socket::recv_internal): Accept connect_credxchg on connection
oriented AF_LOCAL sockets as well to allow the credential exchange.
Extend comment to explain.
* dcrt0.cc (initial_env): Drop strlwr calls. Call strcasestr instead.
* fhandler_netdrive.cc: Throughout, convert to calling WNet UNICODE
functions. Use tmp_pathbuf rather than alloca. Replace call to
strlwr with call to RtlDowncaseUnicodeString.
handles are kernel objects since Windows 8.
* fhandler.h (enum conn_state): Add "listener" state.
(class fhandler_socket): Drop listener status flag.
(fhandler_socket::lseek): Return -1 and errno ESPIPE.
(fhandler_serial::lseek): Ditto.
* fhandler_socket.cc (fhandler_socket::listen): Set connect_state to
listener. Add comment.
(fhandler_socket::accept4): Explicitely check if the socket is listening
and fail with EINVAL, if not. Explain why we have to do that.
(fhandler_socket::recv_internal): Explicitely check if the socket is
connected if it's a stream socket. Explain why we have to do that.
(fhandler_socket::getpeereid): Drop now redundant test.
instead of unsigned throughout. Change functions to static inline and
always inline.
(cpuid): Add parameter to set ecx, allowing to request extended CPUID
info.
* fhandler_proc.cc (format_proc_cpuinfo): Use uint32_t instead of
unsigned throughout. Add fake decimal places to MHz info. Handle more
feature flags.
* fhandler_random.cc (fhandler_dev_random::write): Allow up to 4K
input to add entropy.
* syscalls.cc: Drop including cpuid.h.
* dcrt0.cc (cygwin_atexit): Use d->handle with __cxa_atexit.
* dll_init.cc (dll_list::detach): Use d->handle with __cxa_finalize.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Use 274 for
__cxa_finalize as well.
as naming style. Drop enum name_style_t, use a boolean
"fully_qualified_name" value instead. Rework function to drop
"plus_prepended" handling througout and default to "name only" style
as replacement.
As pointed out here:
https://cygwin.com/ml/cygwin/2014-07/msg00371.html
any use of __attribute__ in a header that can be included by a user
should be namespace-safe, by decorating the attribute arguments with __
(while gcc does a lousy job at documenting it, ALL attributes have a __
counterpart, precisely so that public headers can use attributes without
risk of collision with macros belonging to user namespace).
* include/pthread.h: Decorate attribute names with __, for
namespace safety.
* include/cygwin/core_dump.h: Likewise.
* include/cygwin/cygwin_dll.h: Likewise.
* include/sys/cygwin.h: Likewise.
* include/sys/strace.h: Likewise.
* ldap.cc (cyg_ldap::fetch_posix_offset_for_domain): Return UINT32_MAX
in case of error.
* security.h (PRIMARY_POSIX_OFFSET): Define.
(NOACCESS_POSIX_OFFSET): Define.
(UNUSABLE_POSIX_OFFSET): Define.
* uinfo.cc (cygheap_domain_info::init): Drop initializing
lowest_tdo_posix_offset.
(pwdgrp::fetch_account_from_file): Set PosixOffset to either
UNUSABLE_POSIX_OFFSET or NOACCESS_POSIX_OFFSET in case we don't get a
sensible offset from AD. Explain why. Drop setting ch
lowest_tdo_posix_offset.
(pwdgrp::fetch_account_from_windows): Replace constant 0x100000 with
PRIMARY_POSIX_OFFSET throughout.
Add comment.
(pthread_attr_setstack): Store upper bound address in stackaddr.
Explain why.
(pthread_attr_getstack): Handle stackaddr as upper bound address.
Add comment.
(pthread_attr_setstackaddr): Add comment.
(pthread_attr_getstackaddr): Add comment.
(pthread_attr_getstacksize): Return default stacksize if stacksize has
not been set by the application, just as on Linux. Add comment.
(pthread_getattr_np): Store upper bound address in stackaddr. Explain
why.
* include/pthread.h: Remove outdated comment.
(pthread_attr_getstackaddr): Mark as deprecated, as on Linux.
(pthread_attr_setstackaddr): Ditto.
lowest_tdo_posix_offset to UNIX_POSIX_OFFSET.
(fetch_posix_offset): Redesign to fake a POSIX offset in all cases
where we can't fetch a non-0 POSIX offset from our primary domain.
to PTHREAD_MUTEX_NORMAL.
(pthread_mutex::unlock): Return EPERM if the mutex has no owner and
the mutex type is PTHREAD_MUTEX_ERRORCHECK, as on Linux.
(pthread_mutexattr::pthread_mutexattr): Ditto.
(pthread_mutex_unlock): Do not fail if mutex is a normal mutex
initializer.
* include/pthread.h (PTHREAD_MUTEX_INITIALIZER): Redefine as
PTHREAD_NORMAL_MUTEX_INITIALIZER_NP.
if attr.stacksize is 0.
(pthread_attr::pthread_attr): Initialize stacksize to 0 to align more
closely to Linux.
(pthread_attr_getstack): Fix incorrect stackaddr computation. Return
stackaddr just like pthread_attr_getstackaddr. Remove slightly off
comment.
(pthread_attr_getstackaddr): Remove slightly off comment.
(pthread_getattr_np): Return stackaddr and stacksize based on the full
allocated stackarea.
write streams in chunks of wmem() bytes to raise performance when
writing small buffers. Rename variables and add comments to help
understanding the code in years to come.
(LdapMapErrorToWin32): Import.
* fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): Accommodate
change to cyg_ldap::open.
* ldap.cc (CYG_LDAP_TIMEOUT): Remove.
(CYG_LDAP_ENUM_TIMEOUT): Remove.
(def_tv): Remove.
(enum_tv): Remove.
(cyg_ldap::map_ldaperr_to_errno): New method to map LDAP error codes to
POSIX errno codes. Explicitly map LDAP_NO_RESULTS_RETURNED to ENMFILE.
(cyg_ldap::wait): Ditto.
(struct cyg_ldap_init): New struct.
(cyg_ldap::connect_ssl): Return ULONG. Drop setting LDAP_OPT_TIMELIMIT.
Add call to ldap_search_sW to fetch root DSE.
(cyg_ldap::connect_non_ssl): Ditto.
(ldap_init_thr): New static thread function.
(cyg_ldap::connect): New method to call connect_ssl/connect_non_ssl in
an interruptible cygthread.
(struct cyg_ldap_search): New struct.
(cyg_ldap::search_s): New method to perform generic synchronous search.
(ldap_search_thr): New static thread function.
(cyg_ldap::search): New method to call search_s in an interruptible
cygthread.
(struct cyg_ldap_next_page): New struct.
(cyg_ldap::next_page_s): New method to perform generic synchronous
paged search.
(ldap_next_page_thr): New static thread function.
(cyg_ldap::next_page): New method to call next_page_s in an
interruptible cygthread.
(cyg_ldap::open): Return POSIX errno. Call connect method.
(cyg_ldap::fetch_ad_account): Call search method rather than
ldap_search_stW.
(cyg_ldap::enumerate_ad_accounts): Return POSIX errno. Use infinite
timeout in call to ldap_search_init_pageW.
(cyg_ldap::next_account): Return POSIX errno. Call next_page method
rather than ldap_get_next_page_s.
(cyg_ldap::fetch_posix_offset_for_domain): Call search method rather
than ldap_search_stW.
(cyg_ldap::fetch_unix_sid_from_ad): Ditto.
(cyg_ldap::fetch_unix_name_from_rfc2307): Ditto.
* ldap.h (class cyg_ldap): Accommodate aforementioned changes.
* passwd.cc (pg_ent::enumerate_ad): Ditto. Break search if one of
cyg_ldap::enumerate_ad_accounts or cldap.next_account returns with
an error code other than ENMFILE.
* sec_helper.cc (cygpsid::get_id): Accommodate change to cyg_ldap::open.
* uinfo.cc (fetch_posix_offset): Ditto.
(CYG_LDAP_ENUM_TIMEOUT): New timeout value for enumeration only. Set
to 60 secs.
(CYG_LDAP_ENUM_PAGESIZE): Define as number of entries per single
search page. Set to 100. Use throughout.
(def_tv): Rename from tv. Use throughout.
(enum_tv): New variable. Use in call to ldap_get_next_page_s.
for now. Use throughout.
* uinfo.cc (colon_to_semicolon): New local function.
(pwdgrp::fetch_account_from_windows): Convert all colons in AD gecos
entry to commas.
(ldap_msgfree): Import.
* ldap.cc: Throughout, use ldap_msgfree to free LDAPMessage memory,
rather than ldap_memfreeW.
(cyg_ldap::next_account): Immediately abandon search when quiting from
search.
(ldap_count_entries): Import.
(ldap_get_next_page_s): Import.
(ldap_result): Remove.
(ldap_searchW): Remove.
(ldap_search_abandon_page): Import.
(ldap_search_init_pageW): Import.
* ldap.cc (cyg_ldap::close): Use ldap_search_abandon_page to abandon
search. Reset srch_id, srch_msg and srch_entry.
(cyg_ldap::enumerate_ad_accounts): Use paged search to overcome server
side search result set restriction.
(cyg_ldap::next_account): Ditto.
* ldap.h (class cyg_ldap): Add members srch_id, srch_msg and srch_entry.
Remove member msg_id.
(cyg_ldap::cyg_ldap): Change initialization accordingly.
parameter. Convert into likely rootDSE string if not NULL, and use in
subsequent call to ldap_search_stW. Add comment to explain that this
is not the exactly correct solution.
* ldap.h (cyg_ldap::fetch_ad_account): Change prototype accordingly.
* uinfo.cc (pwdgrp::fetch_account_from_windows): Always use loc_ldap
in call to fetch_posix_offset to make sure we're fetchoinmg the posix
offsets from *our* domain controller. Only set domain variable to
non-NULL if the account is from a trusted domain. Use domain in call
to cyg_ldap::fetch_ad_account.
(CID 60021).
* sec_auth.cc (cygwin_logon_user): Securely erase password copy.
(lsaprivkeyauth): Avoid trying to dereference data if no key is stored
in the registry (CID 60122). Securely erase passwords after usage.
from GetAdaptersAddresses (CID 60218).
(get_ifs): Add missing braces in AF_INET6 case which broke netmask
computation. Break out of loop if prefix gets <= 0 (CID 59939).
non-builtin accounts.
* uinfo.cc (pwdgrp::fetch_account_from_windows): Check incoming
account name for validity in terms of the current name prefixing rules
and refuse invalid names.
gr_mem entries.
(getgrgid_r): Don't try to copy gr_mem entries. Always set gr_mem
to an empty list.
(getgrnam_r): Ditto.
(app_gr): New static struct to store group data propagated to the
calling application via getgrgid/getgrnam.
(getgr_cp): Fill app_gr and return pointer to app_gr.g.
(getgrgid32): Call getgr_cp.
(getgrnam32): Ditto.
* passwd.cc (pwdgrp::parse_passwd): Set res.len.
(app_pw): New static struct to store passwd data propagated to the
calling application via getpwuid/getpwnam.
(getpw_cp): Fill app_pw and return pointer to app_pw.p.
(getpwuid32): Cal getpw_cp.
(getpwnam): Ditto.
* pwdgrp.h (struct pg_pwd): Add len member.
(struct pg_grp): Ditto.
* sec_helper.cc (cygpsid::pstring): Use sid_sub_auth_count macro.
(cygsid::get_sid): Use MAX_SUBAUTH_CNT rather than wrong constant 8.
Don't call memcpy to copy subauthorities into SID, use assignment.
(cygsid::getfromstr): Use MAX_SUBAUTH_CNT rather than wrong constant 8.
* security.h (MAX_SUBAUTH_CNT): New definition. Set to 11 to cover
Microsoft Accounts.
(MAX_SID_LEN): Define in terms of SID member sizes and MAX_SUBAUTH_CNT.
(DBGSID): Use MAX_SUBAUTH_CNT to define size of SubAuthority array.
* uinfo.cc (pwdgrp::fetch_account_from_windows): Handle Micosoft
Accounts. Handle them as well known group. Compare domain names
case-insensitive.
* winlean.h (PIPE_REJECT_REMOTE_CLIENTS): Drop temporary definition
since Mingw64 catched up.
(DNLEN): Redefine as 16. Explain why.
* fhandler.h (fhandler_console::save_top): Save top of screen coordinates.
* fhandler_console.cc (dev::save_restore): Record top of screen coordinates.
Clear entire buffer when restoring saved buffer and try to position the cursor
on the save relative place on the screen.
including the windows headers. Explain why.
(get_inet_addr): Convert ANY address to LOOPBACK address. Explain why.
(fhandler_socket::evaluate_events): Forcibly set SO_ERROR socket option
in case a connection attempt failed. Explain why.
(fhandler_socket::ioctl): Drop x86_64 re-definition of u_long here.
* fhandler_procnet.cc: On x86_64, define u_long as __ms_u_long before
including the windows headers. Explain why.
* net.cc: Ditto.
* ldap.h (LDAP_USER_NAME_ATTR): Remove. Change other attribute index
values as required.
(cyg_ldap::get_user_name): Remove inline function.
* uinfo.cc (pwdgrp::fetch_account_from_windows): Remove code to handle
Cygwin username different from Windows username.
(pwdgrp::add_account_from_cygserver): Remove unnecessary cast.
path_conv <-> normalize_posix_path, plus a bit of buffer.
(TP_NUM_W_BUFS): Ditto.
(class san): Change type of _c_cnt and _w_cnt to unsigned.
* path.cc (normalize_posix_path): Guard recursion into path_conv
against tmp_pathbuf overflow. Generate normalized path in call to
path_conv. If the path is valid, replace dst with the normalized_path
from path_conv call. Add comment to explain why we're doing this.
* tls_pbuf.cc (tls_pathbuf::destroy): Only free buffers until the
first buffer pointer is NULL.
(tmp_pathbuf::c_get): Simplify error message.
(tmp_pathbuf::w_get): Ditto.
* tls_pbuf.h (class tmp_pathbuf): Change type of c_buf_old and w_buf_old
to unsigned.
(tmp_pathbuf::check_usage): New inline method to check if we have
enough tmp_pathbuf buffers left to call a function using tmp_pathbuf
buffers.
* tlsoffsets.h: Regenerate.
* tlsoffsets64.h: Regenerate.
whether or not to send signal_arrived.
* shm.cc (client_request_shm::client_request_shm): Call
ipc_set_proc_info with bool parameter set to true to not send
signal_arrived.
* exceptions.cc (_cygtls::signal_debugger): Reorganize to avoid contacting the
debugger if we have already done so via the exception handler. Eliminate need
for goto. Remove an ifdef in favor of just allocating a larger buffer.
* exception.h (exception_list): Typedef as void on x86_64.
(exception::handler_installed): Remove.
(exception::handle_while_being_debugged): Remove.
(exception::myfault_handle): Declare for x86_64.
(exception::handle): Declare as ordinary exception handler on x86_64
as well.
(exception::exception): Drop previous code (again). Install
exception::handle as SEH handler.
(exception::install_myfault_handler): New x86_64-only method to
install exception::myfault_handle as VEH handler. Explain why.
(exception::~exception): For x86_64, define frame end label (again).
* exceptions.cc (CYG_EXC_CONTINUE_EXECUTION): Drop definition.
(CYG_EXC_CONTINUE_SEARCH): Ditto.
(exception::myfault_handle): New x86_64-only method, VEH handler to
handle myfault exceptions.
(exception::handle): Define as ordinary exception handler on x86_64
as well. Use ExceptionContinueExecution and ExceptionContinueSearch
throughout instead of deleted Cygwin macros. Don't handle myfault
exceptions on x86_64.
(setjmp/x86_64): Drop storing ExceptionList pointer in jmp_buf->Frame.
Drop comment. Store likely frame in rdx. Jump to __setjmpex.
(__setjmpex): New function providing setjmp functionality. Fetch
jmp_buf->Frame from rdx, like MSVCRT setjmpex.
(__sjfault/x86_64): Store rdx content in jmp_buf->Frame.
(__ljfault/x86_64): Don't restore ExceptionList pointer.
(longjmp/x86_64): Ditto.
(fhandler_dev_dsp::close_audio_in): Make __reg1.
(fhandler_dev_dsp::close_audio_out): Make __reg2.
* fhandler_dev_dsp.cc (fhandler_dev_dsp::close_audio_in): Make __reg1.
(fhandler_dev_dsp::close_audio_out): Make __reg2.
(fhandler_dev_dsp::close): Don't abruptly terminate sound just because we are
exiting.
Corinna Vinschen
Yaakov Selkowitz
Eric Blake
Christopher Faylor