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newlib-cygwin/winsup/cygwin/wincap.h

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* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
/* wincap.h: Header for OS capability class.
Throughout, update copyrights to reflect dates which correspond to main-branch checkins. Regularize copyright format.
2013-01-21 12:38:31 +08:00
Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
cygwin: Fix copyright dates Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-29 19:45:46 +08:00
2012, 2013, 2014, 2015 Red Hat, Inc.
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#ifndef _WINCAP_H
#define _WINCAP_H
struct wincaps
Eliminate excess whitespace.
2001-11-05 14:09:15 +08:00
{
Fix original stack when running signal handler on alternate stack * autoload.cc (SetThreadStackGuarantee): Import. * cygtls.h (struct _cygtls): Replace thread_context with a ucontext_t called context. * exceptions.cc (exception::handle): Exit from process via signal_exit in case sig_send returns from handling a stack overflow SIGSEGV. Explain why. (dumpstack_overflow_wrapper): Thread wrapper to create a stackdump from another thread. (signal_exit): Fix argument list to reflect three-arg signal handler. In case we have to create a stackdump for a stack overflow condition, do so from a separate thread. Explain why. (sigpacket::process): Don't run signal_exit on alternate stack. (altstack_wrapper): Wrapper function to do stack correction when calling the signal handler on an alternate stack to handle a stack overflow. Make sure to have lots of comments. (_cygtls::call_signal_handler): Drop local context variable to reduce stack pressure. Use this->context instead. Change inline assembler to call altstack_wrapper. (_cygtls::signal_debugger): Accommodate aforementioned change to struct _cygtls. * tlsoffset.h: Regenerate. * tlsoffset64.h: Regenerate. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-05 04:49:30 +08:00
DWORD def_guard_pages;
* cygheap.h (init_cygheap::luid): Remove. * mmap.cc (mlock): Accommodate parameter change in call to push_thread_privilege. (munlock): Ditto. * ntdll.h (STATUS_NOT_ALL_ASSIGNED): Define. (NtAdjustPrivilegesToken): Declare. * sec_helper.cc (cygpriv): Reorder to match numerical privilege order. (privilege_luid): Take job of privilege_luid_by_name, using new cygpriv. (privilege_luid_by_name): Remove. (privilege_name): Accommodate new cygpriv array. (set_privilege): Call NtAdjustPrivilegesToken to avoid using advapi32. Accommodate changes to privilege_name. (set_cygwin_privileges): Simplify. Don't try to set SE_CREATE_GLOBAL_PRIVILEGE on systems not supporting it. * security.cc (sys_privs): Reorder to match numerical privilege order. Use real privilege values as defined in security.h. (get_system_priv_list): Drop unused grp_list argument. Create list of privileges according to new wincapc::max_sys_priv value. (get_priv_list): Call privilege_luid instead of privilege_luid_by_name. Make priv a local value instead of a pointer. (create_token): Accommodate parameter change in call to push_self_privilege. (lsaauth): Ditto. (check_access): Use privilege values directly instead of calling privilege_luid. * security.h: Define real privilege values. (cygpriv_idx): Remove. (privilege_luid): Change declaration. (privilege_luid_by_name): Drop declaration. (set_privilege): Change declaration. (set_process_privilege): Drop definition. (_push_thread_privilege): Accomodate new set_privilege parameters. * wincap.h (wincapc::max_sys_priv): New element. * wincap.cc: Implement above element throughout. (wincap_2000sp4): New wincaps structure. (wincap_xpsp1): Ditto. (wincap_xpsp2): Ditto. (wincapc::init): Use new wincaps. (wincapc::max_sys_priv): New element.
2007-07-19 16:33:22 +08:00
DWORD max_sys_priv;
* Makefile.in: Add libusr32.a to DLL_IMPORTS. * wincap.h (wincaps::is_server): New flag. (wincapc::version): Change type to OSVERSIONINFOEX. (wincapc::is_server): New function. * wincap.cc (wincap_unknown::is_server): New initializer. (wincap_95): Ditto. (wincap_95osr2): Ditto. (wincap_98): Ditto. (wincap_me): Ditto. (wincap_nt3): Ditto. (wincap_nt4): Ditto. (wincap_nt4sp4): Ditto. (wincap_2000): Ditto. (wincap_xp): Ditto. (wincapc::init): Adapt to OSVERSIONINFOEX. Add detection of NT server systems. * sched.cc: Include windows.h and registry.h. (sched_rr_get_interval): Re-implement for NT systems.
2003-09-27 11:44:31 +08:00
unsigned is_server : 1;
* sec_helper.cc (sid_auth): Remove. (well_known_this_org_sid): New well known sid. (SECURITY_MANDATORY_INTEGRITY_AUTHORITY): Define. (mandatory_medium_integrity_sid): New well known sid. (mandatory_high_integrity_sid): Ditto. (mandatory_system_integrity_sid): Ditto. (cygsid::get_sid): Use local SID_IDENTIFIER_AUTHORITY. Allow all authorities fitting in a UCHAR. * security.cc (get_token_group_sidlist): Always add the local group to the token. Add comment. Add "This Organization" group if available in incoming group list. (get_server_groups): Only add world and authenticated users groups if not already in list. (create_token): Add matching mandatory integrity SID to group list on systems supporting Mandatory Integrity Control. * security.h (well_known_this_org_sid): Define. (mandatory_medium_integrity_sid): Define. (mandatory_high_integrity_sid): Define. (mandatory_system_integrity_sid): Define. * wincap.h: Define has_mandatory_integrity_control throughout. * wincap.cc: Ditto.
2006-11-08 19:38:05 +08:00
unsigned has_mandatory_integrity_control : 1;
* dcrt0.cc (get_cygwin_startup_info): Change zeros to DWORD array. Expect first DWORD in child_info struct being set to non-zero if wincap.needs_count_in_si_lpres2 is set. Add comment to explain why. * fork.cc (frok::parent): Set ch.zero[0] to a sensible count value if wincap.needs_count_in_si_lpres2 is set. * spawn.cc (spawn_guts): Ditto. Add filler bytes after ch on stack to accomodate needs_count_in_si_lpres2. * wincap.h: Define needs_count_in_si_lpres2 throughout. * wincap.cc: Ditto.
2006-12-05 18:59:21 +08:00
unsigned needs_count_in_si_lpres2 : 1;
* autoload.cc (SHFileOperationA): Drop definition. * ntdll.h (struct _FILE_RENAME_INFORMATION): Define. * path.cc (fs_info::update): Note length of rootdir prefix in root_len. (get_nt_native_path): New function, taking over functionality of path_conv::get_nt_native_path. (path_conv::get_nt_native_path): Just call get_nt_native_path. * path.h (get_nt_native_path): Declare. (struct fs_info): New member root_len. (fs_info::length): New inline method returning root_len. (path_conv::rootdir): New inline method returning rootdir prefix. * syscalls.cc (try_to_bin): Rewrite using only system calls. (unlink_nt): Call try_to_bin with additional handle to open file parameter. (statvfs): Use path_conv::rootdir method. * wincap.h: Define has_recycle_dot_bin throughout. * wincap.cc: Ditto.
2006-12-11 00:43:30 +08:00
unsigned has_recycle_dot_bin : 1;
* Makefile.in (DLL_OFILES): Add fhandler_procnet.o. * autoload.cc (GetAdaptersAddresses): Define. * devices.h (FH_PROCNET): Define new device. * devices.in (dev_procnet_storage): Add "/proc/net" entry. * devices.cc: Regenerate. * dir.cc (readdir_worker): Use isproc_dev macro. * dtable.cc (build_fh_pc): Add FH_PROCNET. * fhandler.h (class fhandler_procnet): New class. * fhandler_proc.cc: Add "net" subdirectory handling. * fhandler_procnet.cc: New file handling "/proc/net" directory. * path.cc (isvirtual_dev): Move to path.h. * path.h (isproc_dev): New macro to identify /proc files by device. (isvirtual_dev): Moved here. Define using isproc_dev. * syscalls.cc (unlink): Use isproc_dev macro. * wincap.h (wincapc::has_gaa_prefixes): New element. (wincapc::has_gaa_on_link_prefix): New element. * wincap.cc: Implement above elements throughout. (wincapc::init): Check XP for service pack and set has_gaa_prefixes appropriately. * include/cygwin/in6.h: Include asm/byteorder.h.
2007-01-18 03:26:58 +08:00
unsigned has_gaa_on_link_prefix : 1;
* net.cc (get_adapters_addresses): Only create thread on affected systems. Change comment acordingly. * wincap.h (wincaps::has_gaa_largeaddress_bug): New element. * wincap.cc: Implement above element throughout. (wincap_8): New globale wincaps to support Windows 8. (wincapc::init): Take Windows 8 into account. Set new has_gaa_largeaddress_bug member to false on 32 bit systems.
2012-05-03 16:34:44 +08:00
unsigned has_gaa_largeaddress_bug : 1;
* net.cc (ga_dup): New function, taken from ga_clone with v4-in-v6 mapping addition. (ga_clone): Just call ga_dup from here. (ga_duplist): New function to duplicate list of struct addrinfo. (ga_echeck): Don't check a_flags, it already happened in cygwin_getaddrinfo. (cygwin_freeaddrinfo): Always call ipv4_freeaddrinfo. (cygwin_getaddrinfo): Use new wincap.supports_all_posix_ai_flags flag rather than wincap.has_gaa_on_link_prefix. Always duplicate WinSock's addrinfo list to a self-allocated list. Handle AI_V4MAPPED for pre-Vista platforms supporting getaddrinfo. * wincap.h (wincapc::supports_all_posix_ai_flags): New element. * wincap.cc: Implement above element throughout. * include/netdb.h: Note how AI_ADDRCONFIG is not supported pre-Vista. Remove superfluous comment.
2007-02-01 23:54:40 +08:00
unsigned supports_all_posix_ai_flags : 1;
* cygtls.cc (_cygtls::init_exception_handler): Revert patch from 2005-12-02. * exceptions.cc (stack_info::walk): Add workaround for NT 5.2 64 bit OSes. * wincap.h (wincaps::has_restricted_stack_args): New element. * wincap.cc: Implement above element throughout. (wincapc::init): Reset has_restricted_stack_args if not running under WOW64.
2008-02-13 17:42:22 +08:00
unsigned has_restricted_stack_args : 1;
* autoload.cc (LoadDLLfuncNt): Re-invent. (NtCreateTransaction): Define. (NtCommitTransaction): Define. (NtRollbackTransaction): Define. (RtlGetCurrentTransaction): Define. (RtlSetCurrentTransaction): Define. * ntdll.h (TRANSACTION_ALL_ACCESS): Define. (NtCreateTransaction): Declare. (NtCommitTransaction): Declare. (NtRollbackTransaction): Declare. (RtlGetCurrentTransaction): Declare. (RtlSetCurrentTransaction): Declare. * syscalls.cc (start_transaction): New static function to start TxF transaction. (stop_transaction): New static function to end TxF transaction. (rename): Call start_transaction and stop_transaction where appropriate on systems supporting transactions. * wincap.h (wincaps::has_transactions): New element. * wincap.cc: Implement above element throughout.
2008-05-16 00:34:01 +08:00
unsigned has_transactions : 1;
* autoload.cc (WSAIoctl): Reintroduce. (WSASendMsg): Define. * fhandler.h (class fhandler_socket): Change definition of recv_internal and send_internal to take WSAMSG pointer as parameter. * fhandler_socket.cc (WSAID_WSARECVMSG): Define. (LPFN_WSARECVMSG): Define. (WSASendMsg): Declare. (get_ext_funcptr): New function to fetch address of WSARecvMsg. (fhandler_socket::recv_internal): Take just a LPWSAMSG parameter. Change code accordingly. If control information is requested, fetch address of WSARecvMsg and use that instead of WSARecvFrom. (fhandler_socket::recvfrom): Change return type to ssize_t as declared in fhandler.h. Accommodate changes to recv_internal. (fhandler_socket::recvmsg): Ditto. Make sure that control information is only requested if system, address family, and socket type support it. (fhandler_socket::send_internal): Take just a LPWSAMSG parameter and the flags. Change code accordingly. If control information is provided, use WSASendMsg instead of WSASendTo. (fhandler_socket::sendto): Drop useless comment. Accommodate changes to send_internal. (fhandler_socket::sendmsg): Ditto. Make sure that control information is only provided if system, address family, and socket type support it. * wincap.h (wincaps::has_recvmsg): New element. (wincaps::has_sendmsg): New element * wincap.cc: Implement above elements throughout. * include/cygwin/socket.h (CMSG_ALIGN): Phrase in terms of alignment of type struct cmsghdr.
2009-01-20 19:16:59 +08:00
unsigned has_sendmsg : 1;
* fhandler_disk_file.cc (fhandler_disk_file::readdir): Fix inode number evaluation for faked "." entry. * mount.cc (fs_info::update): Move setting of is_cdrom after checking for caseinsensitivity. Recognize UDF in is_cdrom case and set caseinsensitive flag according to UDF brokenness determined by OS. Add comment to explain why. * mount.h (class fs_info): Add is_udf status flag. * path.cc (symlink_info::check): Add workaround for UDF bug in terms of casesensitivity on certain OSes. * wincap.h (wincaps::has_broken_udf): New element. (wincaps::has_broken_udf): New element
2009-01-30 04:32:08 +08:00
unsigned has_broken_udf : 1;
* wincap.h (wincaps::has_broken_alloc_console): New element. * wincap.cc: Implement above element throughout.
2009-06-26 23:12:06 +08:00
unsigned has_broken_alloc_console : 1;
* wincap.h (wincaps::has_always_all_codepages): New element. * wincap.cc: Implement above element throughout. * wchar.h (__sjis_mbtowc): Declare. (__eucjp_mbtowc): Ditto. (__gbk_mbtowc): Ditto. (__kr_mbtowc): Ditto. (__big5_mbtowc): Ditto. * syscalls.cc (internal_setlocale): Convert to char * function. Return parameter by default. Return NULL if request to use a charset can't be satisfied due to missing codepage support in the underlying OS. Fix comment. (setlocale): Store original locale. Restore to original locale if internal_setlocale returns NULL.
2009-07-20 23:44:55 +08:00
unsigned has_always_all_codepages : 1;
* Makefile.in (DLL_OFILES): Add nlsfunc.o and strfmon.o. * autoload.cc (LocaleNameToLCID): Define. * cygwin.din (strfmon): Export. * nlsfuncs.cc: New file. Define a lot of internal functions called from setlocale. (wcscoll): Implement locale-aware here, using CompareStringW function. (strcoll): Ditto. (wcsxfrm): Implement locale-aware here, usingLCMapStringW function. (strxfrm): Ditto. (__set_charset_from_locale): Replace __set_charset_from_codepage. Return Linux-compatible charset. * strfuncs.cc (__set_charset_from_codepage): Remove. * wchar.h (__set_charset_from_codepage): Drop definition. * wincap.h (wincaps::has_localenames): New element. * wincap.cc: Implement above element throughout. * libc/strfmon.c: New file. * libc/strptime.cc: Remove locale constant strings in favor of access to locale-specifc data. (strptime): Point _CurrentTimeLocale to locale-specific data. Throughout use correct locale-specific format fields for all locale-specific formats. * include/monetary.h: New file. * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2010-01-23 06:31:31 +08:00
unsigned has_localenames : 1;
* cygheap.h (cwdstuff::override_win32_cwd): Declare. * ntdll.h (struct _PEB): Add members accessed by the fast cwd method starting with Vista. (struct _KUSER_SHARED_DATA): Define with only the DismountCount. (RtlAllocateHeap): Declare. (RtlEnterCriticalSection): Declare. (RtlFreeHeap): Declare. (RtlLeaveCriticalSection): Declare. * path.cc (get_user_proc_parms): Remove. (struct _FAST_CWD): New structure. (fast_cwd_ptr): Define. (SharedUserData): Define. (peek32): Define. (find_fast_cwd_pointers): New function to find the global pointer to the current FAST_CWD structure. (copy_cwd_str): New helper function. (cwdstuff::override_win32_cwd): New method to set the Win32 CWD. (cwdstuff::init): Just call override_win32_cwd from here when started from native Win32 parent. (cwdstuff::set): Access Win32 CWD via PEB reference instead of using get_user_proc_parms function. Memorize old DismountCount before opening directory handle. Call override_win32_cwd to set up Win32 CWD. Be more verbose in comments. * wincap.h (wincaps::has_fast_cwd): New element. * wincap.cc: Implement has_fast_cwd element throughout.
2010-10-09 18:54:13 +08:00
unsigned has_fast_cwd : 1;
* fhandler.h (MAX_PARTITIONS): New definition. (class fhandler_dev_floppy): Add partitions array member. Add close method. * fhandler_floppy.cc (fhandler_dev_floppy::fhandler_dev_floppy): Zero out partitions array. (fhandler_dev_floppy::open): Fix "entire disk" condition for call to DeviceIoControl (FSCTL_ALLOW_EXTENDED_DASD_IO). When opening disks for writing, call DeviceIoControl (FSCTL_LOCK_VOLUME) on all affected disk partitions starting with Vista. (fhandler_dev_floppy::close): New method. (fhandler_dev_floppy::dup): Duplicate handles in partitions, if any. * wincap.h (wincaps::has_restricted_raw_disk_access): New element. * wincap.cc: Implement above element throughout.
2011-01-11 22:50:45 +08:00
unsigned has_restricted_raw_disk_access : 1;
* autoload.cc (dll_load): Only perform DONT_RESOLVE_DLL_REFERENCES hack on systems which need it. * wincap.cc (use_dont_resolve_hack): Set as appropriate. * wincap.h (use_dont_resolve_hack): Define.
2011-03-01 08:19:23 +08:00
unsigned use_dont_resolve_hack : 1;
* sec_auth.cc (get_token_group_sidlist): Add CONSOLE LOGON SID on systems supporting it. Never add SERVICE SID but keep code in for future reference. Explain why. (get_priv_list): Add cygpsid pointer parameter. Point it to the mandatory integrity SID which matches account and privileges. (create_token): Fetch mandatory integrity SID from call to get_priv_list. (lsaauth): Call get_priv_list with additional NULL pointer. Change comment accordingly. * sec_helper.cc (well_known_console_logon_sid): New static SID. (cygpriv): Change to structure containing extra flag to store info about required integrity level. (privilege_luid): Accommodate changes to cygpriv. Return integrity level in new high_integrity parameter. (privilege_name): Accommodate changes to cygpriv. (set_privilege): Drop trailing \n from debug output. (set_cygwin_privileges): Don't set SE_CREATE_GLOBAL_PRIVILEGE anymore since it's just not needed, but keep code in for future reference. Change comment accordingly. * security.h (well_known_console_logon_sid): Declare. (privilege_luid): Align declaration to above change. * wincap.h (wincaps::has_console_logon_sid): New element. * wincap.cc: Implement above element throughout.
2011-10-16 00:31:57 +08:00
unsigned has_console_logon_sid : 1;
* dcrt0.cc (dll_crt0_0): Check for wincap.wow64_has_secondary_stack rather than for wincap.is_wow64. Accommodate name change from wow64_has_64bit_parent to wow64_needs_stack_adjustment. Align comment. (_dll_crt0): Ditto. * wincap.h (wincaps::wow64_has_secondary_stack): New element. * wincap.cc: Implement above element throughout. (wincapc::init): Set wow64_has_secondary_stack to false on non-64 bit systems. * wow64.cc (wow64_needs_stack_adjustment): Rename (hopefully the last time) from wow64_has_64bit_parent. (wow64_eval_expected_main_stack): Fix comment to reflect real life. (wow64_test_for_64bit_parent): Fix comment. * wow64.h (wow64_needs_stack_adjustment): Accommodate new name.
2011-12-19 20:50:35 +08:00
unsigned wow64_has_secondary_stack : 1;
wincap.h: Rename assitant to assistant throughout. wincap.cc: Ditto. * devices.in (exists_console): Use fhandler_console::exists () rather than raw test. * devices.cc: Regenerate. * fhandler.h (fhandler_console::exists): Define new function. * fhandler_console.cc (fhandler_console::need_invisible): Use fhandler_console::exists () rather than raw test. * spawn.cc: Rename assitant to assistant throughout. (child_info_spawn::worker): Simplify test for when to start a non-Cygwin process in its own process group. Just do it whenever we start a non-Cygwin process.
2012-04-16 01:51:22 +08:00
unsigned has_program_compatibility_assistant : 1;
* Merge in cygwin-64bit-branch.
2013-04-23 17:44:36 +08:00
unsigned has_pipe_reject_remote_clients : 1;
* cygthread.cc (cygthread::terminate_thread): Only try to free thread stack on systems not freeing it by themselves. * wincap.h (wincaps::terminate_thread_frees_stack): New element. * wincap.cc: Implement above element throughout.
2013-03-30 01:00:36 +08:00
unsigned terminate_thread_frees_stack : 1;
* autoload.cc (GetSystemTimePreciseAsFileTime): Define. * times.cc (GetSystemTimePreciseAsFileTime): Temporarily declare here to workaround missing definition in 32 bit w32api headers. (get_system_time): New always inline function to call either GetSystemTimePreciseAsFileTime or GetSystemTimeAsFileTime on a per OS basis. Call throughout instead of GetSystemTimeAsFileTime. * wincap.h (wincaps::has_precise_system_time): New element. * wincap.cc: Implement above element throughout.
2013-06-14 23:41:17 +08:00
unsigned has_precise_system_time : 1;
* uinfo.cc (cygheap_user::init): Fix formatting in debug output. (struct cyg_USER_INFO_24): Define temporarily. Explain why. (pwdgrp::fetch_account_from_windows): Handle sane primary group setting for Microsoft Accounts. Explain why. * wincap.h (wincaps::has_microsoft_accounts): New element. * wincap.cc: Implement above element throughout.
2014-05-09 03:33:07 +08:00
unsigned has_microsoft_accounts : 1;
Fix original stack when running signal handler on alternate stack * autoload.cc (SetThreadStackGuarantee): Import. * cygtls.h (struct _cygtls): Replace thread_context with a ucontext_t called context. * exceptions.cc (exception::handle): Exit from process via signal_exit in case sig_send returns from handling a stack overflow SIGSEGV. Explain why. (dumpstack_overflow_wrapper): Thread wrapper to create a stackdump from another thread. (signal_exit): Fix argument list to reflect three-arg signal handler. In case we have to create a stackdump for a stack overflow condition, do so from a separate thread. Explain why. (sigpacket::process): Don't run signal_exit on alternate stack. (altstack_wrapper): Wrapper function to do stack correction when calling the signal handler on an alternate stack to handle a stack overflow. Make sure to have lots of comments. (_cygtls::call_signal_handler): Drop local context variable to reduce stack pressure. Use this->context instead. Change inline assembler to call altstack_wrapper. (_cygtls::signal_debugger): Accommodate aforementioned change to struct _cygtls. * tlsoffset.h: Regenerate. * tlsoffset64.h: Regenerate. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-05 04:49:30 +08:00
unsigned has_set_thread_stack_guarantee : 1;
Disable fetching heap info on 64 bit XP/2003 * fhandler_process.cc (heap_info::heap_info): Disable fetching heap info on 64 bit XP/2003. Explain why. * wincap.h (wincaps::has_broken_rtl_query_process_debug_information): New element. * wincap.cc: Implement above element throughout. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-05 18:51:52 +08:00
unsigned has_broken_rtl_query_process_debug_information : 1;
Fix /proc/cpuinfo topology and cache size info * autoload.cc (GetLogicalProcessorInformationEx): Import. (SetThreadGroupAffinity): Import. * fhandler_proc.cc (add_size): New macro. (get_msb): New inline function. (mask_bits): Ditto. (format_proc_cpuinfo): Drop handling of old CPUs. Check if we're running on a OS version supporting porcessor groups. If so, use SetThreadGroupAffinity to set thread affinity. Improve cache info to include 3rd level cache on Intel CPUs. Improve multi core info. * wincap.h (wincaps::has_processor_groups): New element. * wincap.cc: Implement above element throughout. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-08-13 23:59:47 +08:00
unsigned has_processor_groups : 1;
Implement POSIX_MADV_WILLNEED/POSIX_MADV_DONTNEED for newer OSes * autoload.cc (DiscardVirtualMemory): Import. (PrefetchVirtualMemory): Import. * mmap.cc (posix_madvise): Actually implement POSIX_MADV_WILLNEED utilizing PrefetchVirtualMemory and POSIX_MADV_DONTNEED utilizing DiscardVirtualMemory on systems supporting them. * wincap.h (wincaps::has_broken_prefetchvm): New element. * wincap.cc: Implement above element throughout. (wincapc::init): Make sure has_broken_prefetchvm is only true on W10 under WOW64. * include/cygwin/version.h (CYGWIN_VERSION_DLL_MAJOR): Bump to 2003. (CYGWIN_VERSION_API_MINOR): Reset to 0. * new-features.xml (ov-new2.3): New section, document posix_madvise POSIX_MADV_WILLNEED/POSIX_MADV_DONTNEED change. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-08-27 19:34:10 +08:00
unsigned has_broken_prefetchvm : 1;
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
};
class wincapc
{
* ntdll.h (RtlGetVersion): Declare. * wincap.cc (wincapc::init): Rather than GetVersionEx, call RtlGetVersion which is not crippled by missing Windows 8.1 manifest. * wincap.h (wincapc): Change type of version to RTL_OSVERSIONINFOEXW. Align formatting of all class members.
2013-11-20 06:21:11 +08:00
SYSTEM_INFO system_info;
RTL_OSVERSIONINFOEXW version;
char osnam[40];
ULONG_PTR wow64;
void *caps;
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
public:
void init ();
* fhandler_proc.cc (format_proc_uptime): Don't call GetSystemInfo. Fetch CPU count from wincap. (format_proc_stat): Ditto. * globals.cc (system_info): Move to wincap. * heap.cc (heap_init): Fetch page size from wincap. * syscalls.cc (getpagesize): Fetch allocation granularity from wincap. (getsystempagesize): Fetch page size from wincap. * wincap.cc (wincap_2003): Default is_server to false. (wincapc::init): Call GetSystemInfo here. Always set is_server value. * wincap.h (class wincapc): Add system_info as private member. (wincapc::cpu_count): New public method. (wincapc::page_size): Ditto. (wincapc::allocation_granularity): Ditto.
2011-05-10 23:39:02 +08:00
const DWORD cpu_count () const { return system_info.dwNumberOfProcessors; }
* Merge in cygwin-64bit-branch.
2013-04-23 17:44:36 +08:00
/* The casts to size_t make sure that the returned value has the size of
a pointer on any system. This is important when using them for bit
mask operations, like in roundup2. */
const size_t page_size () const { return (size_t) system_info.dwPageSize; }
const size_t allocation_granularity () const
{ return (size_t) system_info.dwAllocationGranularity; }
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
const char *osname () const { return osnam; }
* Merge in cygwin-64bit-branch.
2013-04-23 17:44:36 +08:00
const bool is_wow64 () const { return !!wow64; }
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
* Makefile.in: Add libusr32.a to DLL_IMPORTS. * wincap.h (wincaps::is_server): New flag. (wincapc::version): Change type to OSVERSIONINFOEX. (wincapc::is_server): New function. * wincap.cc (wincap_unknown::is_server): New initializer. (wincap_95): Ditto. (wincap_95osr2): Ditto. (wincap_98): Ditto. (wincap_me): Ditto. (wincap_nt3): Ditto. (wincap_nt4): Ditto. (wincap_nt4sp4): Ditto. (wincap_2000): Ditto. (wincap_xp): Ditto. (wincapc::init): Adapt to OSVERSIONINFOEX. Add detection of NT server systems. * sched.cc: Include windows.h and registry.h. (sched_rr_get_interval): Re-implement for NT systems.
2003-09-27 11:44:31 +08:00
#define IMPLEMENT(cap) cap() const { return ((wincaps *) this->caps)->cap; }
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
Fix original stack when running signal handler on alternate stack * autoload.cc (SetThreadStackGuarantee): Import. * cygtls.h (struct _cygtls): Replace thread_context with a ucontext_t called context. * exceptions.cc (exception::handle): Exit from process via signal_exit in case sig_send returns from handling a stack overflow SIGSEGV. Explain why. (dumpstack_overflow_wrapper): Thread wrapper to create a stackdump from another thread. (signal_exit): Fix argument list to reflect three-arg signal handler. In case we have to create a stackdump for a stack overflow condition, do so from a separate thread. Explain why. (sigpacket::process): Don't run signal_exit on alternate stack. (altstack_wrapper): Wrapper function to do stack correction when calling the signal handler on an alternate stack to handle a stack overflow. Make sure to have lots of comments. (_cygtls::call_signal_handler): Drop local context variable to reduce stack pressure. Use this->context instead. Change inline assembler to call altstack_wrapper. (_cygtls::signal_debugger): Accommodate aforementioned change to struct _cygtls. * tlsoffset.h: Regenerate. * tlsoffset64.h: Regenerate. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-05 04:49:30 +08:00
DWORD def_guard_page_size () const
{
return ((wincaps *) this->caps)->def_guard_pages * page_size ();
}
* cygheap.h (init_cygheap::luid): Remove. * mmap.cc (mlock): Accommodate parameter change in call to push_thread_privilege. (munlock): Ditto. * ntdll.h (STATUS_NOT_ALL_ASSIGNED): Define. (NtAdjustPrivilegesToken): Declare. * sec_helper.cc (cygpriv): Reorder to match numerical privilege order. (privilege_luid): Take job of privilege_luid_by_name, using new cygpriv. (privilege_luid_by_name): Remove. (privilege_name): Accommodate new cygpriv array. (set_privilege): Call NtAdjustPrivilegesToken to avoid using advapi32. Accommodate changes to privilege_name. (set_cygwin_privileges): Simplify. Don't try to set SE_CREATE_GLOBAL_PRIVILEGE on systems not supporting it. * security.cc (sys_privs): Reorder to match numerical privilege order. Use real privilege values as defined in security.h. (get_system_priv_list): Drop unused grp_list argument. Create list of privileges according to new wincapc::max_sys_priv value. (get_priv_list): Call privilege_luid instead of privilege_luid_by_name. Make priv a local value instead of a pointer. (create_token): Accommodate parameter change in call to push_self_privilege. (lsaauth): Ditto. (check_access): Use privilege values directly instead of calling privilege_luid. * security.h: Define real privilege values. (cygpriv_idx): Remove. (privilege_luid): Change declaration. (privilege_luid_by_name): Drop declaration. (set_privilege): Change declaration. (set_process_privilege): Drop definition. (_push_thread_privilege): Accomodate new set_privilege parameters. * wincap.h (wincapc::max_sys_priv): New element. * wincap.cc: Implement above element throughout. (wincap_2000sp4): New wincaps structure. (wincap_xpsp1): Ditto. (wincap_xpsp2): Ditto. (wincapc::init): Use new wincaps. (wincapc::max_sys_priv): New element.
2007-07-19 16:33:22 +08:00
DWORD IMPLEMENT (max_sys_priv)
* Makefile.in: Add libusr32.a to DLL_IMPORTS. * wincap.h (wincaps::is_server): New flag. (wincapc::version): Change type to OSVERSIONINFOEX. (wincapc::is_server): New function. * wincap.cc (wincap_unknown::is_server): New initializer. (wincap_95): Ditto. (wincap_95osr2): Ditto. (wincap_98): Ditto. (wincap_me): Ditto. (wincap_nt3): Ditto. (wincap_nt4): Ditto. (wincap_nt4sp4): Ditto. (wincap_2000): Ditto. (wincap_xp): Ditto. (wincapc::init): Adapt to OSVERSIONINFOEX. Add detection of NT server systems. * sched.cc: Include windows.h and registry.h. (sched_rr_get_interval): Re-implement for NT systems.
2003-09-27 11:44:31 +08:00
bool IMPLEMENT (is_server)
* sec_helper.cc (sid_auth): Remove. (well_known_this_org_sid): New well known sid. (SECURITY_MANDATORY_INTEGRITY_AUTHORITY): Define. (mandatory_medium_integrity_sid): New well known sid. (mandatory_high_integrity_sid): Ditto. (mandatory_system_integrity_sid): Ditto. (cygsid::get_sid): Use local SID_IDENTIFIER_AUTHORITY. Allow all authorities fitting in a UCHAR. * security.cc (get_token_group_sidlist): Always add the local group to the token. Add comment. Add "This Organization" group if available in incoming group list. (get_server_groups): Only add world and authenticated users groups if not already in list. (create_token): Add matching mandatory integrity SID to group list on systems supporting Mandatory Integrity Control. * security.h (well_known_this_org_sid): Define. (mandatory_medium_integrity_sid): Define. (mandatory_high_integrity_sid): Define. (mandatory_system_integrity_sid): Define. * wincap.h: Define has_mandatory_integrity_control throughout. * wincap.cc: Ditto.
2006-11-08 19:38:05 +08:00
bool IMPLEMENT (has_mandatory_integrity_control)
* dcrt0.cc (get_cygwin_startup_info): Change zeros to DWORD array. Expect first DWORD in child_info struct being set to non-zero if wincap.needs_count_in_si_lpres2 is set. Add comment to explain why. * fork.cc (frok::parent): Set ch.zero[0] to a sensible count value if wincap.needs_count_in_si_lpres2 is set. * spawn.cc (spawn_guts): Ditto. Add filler bytes after ch on stack to accomodate needs_count_in_si_lpres2. * wincap.h: Define needs_count_in_si_lpres2 throughout. * wincap.cc: Ditto.
2006-12-05 18:59:21 +08:00
bool IMPLEMENT (needs_count_in_si_lpres2)
* autoload.cc (SHFileOperationA): Drop definition. * ntdll.h (struct _FILE_RENAME_INFORMATION): Define. * path.cc (fs_info::update): Note length of rootdir prefix in root_len. (get_nt_native_path): New function, taking over functionality of path_conv::get_nt_native_path. (path_conv::get_nt_native_path): Just call get_nt_native_path. * path.h (get_nt_native_path): Declare. (struct fs_info): New member root_len. (fs_info::length): New inline method returning root_len. (path_conv::rootdir): New inline method returning rootdir prefix. * syscalls.cc (try_to_bin): Rewrite using only system calls. (unlink_nt): Call try_to_bin with additional handle to open file parameter. (statvfs): Use path_conv::rootdir method. * wincap.h: Define has_recycle_dot_bin throughout. * wincap.cc: Ditto.
2006-12-11 00:43:30 +08:00
bool IMPLEMENT (has_recycle_dot_bin)
* Makefile.in (DLL_OFILES): Add fhandler_procnet.o. * autoload.cc (GetAdaptersAddresses): Define. * devices.h (FH_PROCNET): Define new device. * devices.in (dev_procnet_storage): Add "/proc/net" entry. * devices.cc: Regenerate. * dir.cc (readdir_worker): Use isproc_dev macro. * dtable.cc (build_fh_pc): Add FH_PROCNET. * fhandler.h (class fhandler_procnet): New class. * fhandler_proc.cc: Add "net" subdirectory handling. * fhandler_procnet.cc: New file handling "/proc/net" directory. * path.cc (isvirtual_dev): Move to path.h. * path.h (isproc_dev): New macro to identify /proc files by device. (isvirtual_dev): Moved here. Define using isproc_dev. * syscalls.cc (unlink): Use isproc_dev macro. * wincap.h (wincapc::has_gaa_prefixes): New element. (wincapc::has_gaa_on_link_prefix): New element. * wincap.cc: Implement above elements throughout. (wincapc::init): Check XP for service pack and set has_gaa_prefixes appropriately. * include/cygwin/in6.h: Include asm/byteorder.h.
2007-01-18 03:26:58 +08:00
bool IMPLEMENT (has_gaa_on_link_prefix)
* net.cc (get_adapters_addresses): Only create thread on affected systems. Change comment acordingly. * wincap.h (wincaps::has_gaa_largeaddress_bug): New element. * wincap.cc: Implement above element throughout. (wincap_8): New globale wincaps to support Windows 8. (wincapc::init): Take Windows 8 into account. Set new has_gaa_largeaddress_bug member to false on 32 bit systems.
2012-05-03 16:34:44 +08:00
bool IMPLEMENT (has_gaa_largeaddress_bug)
* net.cc (ga_dup): New function, taken from ga_clone with v4-in-v6 mapping addition. (ga_clone): Just call ga_dup from here. (ga_duplist): New function to duplicate list of struct addrinfo. (ga_echeck): Don't check a_flags, it already happened in cygwin_getaddrinfo. (cygwin_freeaddrinfo): Always call ipv4_freeaddrinfo. (cygwin_getaddrinfo): Use new wincap.supports_all_posix_ai_flags flag rather than wincap.has_gaa_on_link_prefix. Always duplicate WinSock's addrinfo list to a self-allocated list. Handle AI_V4MAPPED for pre-Vista platforms supporting getaddrinfo. * wincap.h (wincapc::supports_all_posix_ai_flags): New element. * wincap.cc: Implement above element throughout. * include/netdb.h: Note how AI_ADDRCONFIG is not supported pre-Vista. Remove superfluous comment.
2007-02-01 23:54:40 +08:00
bool IMPLEMENT (supports_all_posix_ai_flags)
* cygtls.cc (_cygtls::init_exception_handler): Revert patch from 2005-12-02. * exceptions.cc (stack_info::walk): Add workaround for NT 5.2 64 bit OSes. * wincap.h (wincaps::has_restricted_stack_args): New element. * wincap.cc: Implement above element throughout. (wincapc::init): Reset has_restricted_stack_args if not running under WOW64.
2008-02-13 17:42:22 +08:00
bool IMPLEMENT (has_restricted_stack_args)
* autoload.cc (LoadDLLfuncNt): Re-invent. (NtCreateTransaction): Define. (NtCommitTransaction): Define. (NtRollbackTransaction): Define. (RtlGetCurrentTransaction): Define. (RtlSetCurrentTransaction): Define. * ntdll.h (TRANSACTION_ALL_ACCESS): Define. (NtCreateTransaction): Declare. (NtCommitTransaction): Declare. (NtRollbackTransaction): Declare. (RtlGetCurrentTransaction): Declare. (RtlSetCurrentTransaction): Declare. * syscalls.cc (start_transaction): New static function to start TxF transaction. (stop_transaction): New static function to end TxF transaction. (rename): Call start_transaction and stop_transaction where appropriate on systems supporting transactions. * wincap.h (wincaps::has_transactions): New element. * wincap.cc: Implement above element throughout.
2008-05-16 00:34:01 +08:00
bool IMPLEMENT (has_transactions)
* autoload.cc (WSAIoctl): Reintroduce. (WSASendMsg): Define. * fhandler.h (class fhandler_socket): Change definition of recv_internal and send_internal to take WSAMSG pointer as parameter. * fhandler_socket.cc (WSAID_WSARECVMSG): Define. (LPFN_WSARECVMSG): Define. (WSASendMsg): Declare. (get_ext_funcptr): New function to fetch address of WSARecvMsg. (fhandler_socket::recv_internal): Take just a LPWSAMSG parameter. Change code accordingly. If control information is requested, fetch address of WSARecvMsg and use that instead of WSARecvFrom. (fhandler_socket::recvfrom): Change return type to ssize_t as declared in fhandler.h. Accommodate changes to recv_internal. (fhandler_socket::recvmsg): Ditto. Make sure that control information is only requested if system, address family, and socket type support it. (fhandler_socket::send_internal): Take just a LPWSAMSG parameter and the flags. Change code accordingly. If control information is provided, use WSASendMsg instead of WSASendTo. (fhandler_socket::sendto): Drop useless comment. Accommodate changes to send_internal. (fhandler_socket::sendmsg): Ditto. Make sure that control information is only provided if system, address family, and socket type support it. * wincap.h (wincaps::has_recvmsg): New element. (wincaps::has_sendmsg): New element * wincap.cc: Implement above elements throughout. * include/cygwin/socket.h (CMSG_ALIGN): Phrase in terms of alignment of type struct cmsghdr.
2009-01-20 19:16:59 +08:00
bool IMPLEMENT (has_sendmsg)
* fhandler_disk_file.cc (fhandler_disk_file::readdir): Fix inode number evaluation for faked "." entry. * mount.cc (fs_info::update): Move setting of is_cdrom after checking for caseinsensitivity. Recognize UDF in is_cdrom case and set caseinsensitive flag according to UDF brokenness determined by OS. Add comment to explain why. * mount.h (class fs_info): Add is_udf status flag. * path.cc (symlink_info::check): Add workaround for UDF bug in terms of casesensitivity on certain OSes. * wincap.h (wincaps::has_broken_udf): New element. (wincaps::has_broken_udf): New element
2009-01-30 04:32:08 +08:00
bool IMPLEMENT (has_broken_udf)
* wincap.h (wincaps::has_broken_alloc_console): New element. * wincap.cc: Implement above element throughout.
2009-06-26 23:12:06 +08:00
bool IMPLEMENT (has_broken_alloc_console)
* wincap.h (wincaps::has_always_all_codepages): New element. * wincap.cc: Implement above element throughout. * wchar.h (__sjis_mbtowc): Declare. (__eucjp_mbtowc): Ditto. (__gbk_mbtowc): Ditto. (__kr_mbtowc): Ditto. (__big5_mbtowc): Ditto. * syscalls.cc (internal_setlocale): Convert to char * function. Return parameter by default. Return NULL if request to use a charset can't be satisfied due to missing codepage support in the underlying OS. Fix comment. (setlocale): Store original locale. Restore to original locale if internal_setlocale returns NULL.
2009-07-20 23:44:55 +08:00
bool IMPLEMENT (has_always_all_codepages)
* Makefile.in (DLL_OFILES): Add nlsfunc.o and strfmon.o. * autoload.cc (LocaleNameToLCID): Define. * cygwin.din (strfmon): Export. * nlsfuncs.cc: New file. Define a lot of internal functions called from setlocale. (wcscoll): Implement locale-aware here, using CompareStringW function. (strcoll): Ditto. (wcsxfrm): Implement locale-aware here, usingLCMapStringW function. (strxfrm): Ditto. (__set_charset_from_locale): Replace __set_charset_from_codepage. Return Linux-compatible charset. * strfuncs.cc (__set_charset_from_codepage): Remove. * wchar.h (__set_charset_from_codepage): Drop definition. * wincap.h (wincaps::has_localenames): New element. * wincap.cc: Implement above element throughout. * libc/strfmon.c: New file. * libc/strptime.cc: Remove locale constant strings in favor of access to locale-specifc data. (strptime): Point _CurrentTimeLocale to locale-specific data. Throughout use correct locale-specific format fields for all locale-specific formats. * include/monetary.h: New file. * include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
2010-01-23 06:31:31 +08:00
bool IMPLEMENT (has_localenames)
* cygheap.h (cwdstuff::override_win32_cwd): Declare. * ntdll.h (struct _PEB): Add members accessed by the fast cwd method starting with Vista. (struct _KUSER_SHARED_DATA): Define with only the DismountCount. (RtlAllocateHeap): Declare. (RtlEnterCriticalSection): Declare. (RtlFreeHeap): Declare. (RtlLeaveCriticalSection): Declare. * path.cc (get_user_proc_parms): Remove. (struct _FAST_CWD): New structure. (fast_cwd_ptr): Define. (SharedUserData): Define. (peek32): Define. (find_fast_cwd_pointers): New function to find the global pointer to the current FAST_CWD structure. (copy_cwd_str): New helper function. (cwdstuff::override_win32_cwd): New method to set the Win32 CWD. (cwdstuff::init): Just call override_win32_cwd from here when started from native Win32 parent. (cwdstuff::set): Access Win32 CWD via PEB reference instead of using get_user_proc_parms function. Memorize old DismountCount before opening directory handle. Call override_win32_cwd to set up Win32 CWD. Be more verbose in comments. * wincap.h (wincaps::has_fast_cwd): New element. * wincap.cc: Implement has_fast_cwd element throughout.
2010-10-09 18:54:13 +08:00
bool IMPLEMENT (has_fast_cwd)
* fhandler.h (MAX_PARTITIONS): New definition. (class fhandler_dev_floppy): Add partitions array member. Add close method. * fhandler_floppy.cc (fhandler_dev_floppy::fhandler_dev_floppy): Zero out partitions array. (fhandler_dev_floppy::open): Fix "entire disk" condition for call to DeviceIoControl (FSCTL_ALLOW_EXTENDED_DASD_IO). When opening disks for writing, call DeviceIoControl (FSCTL_LOCK_VOLUME) on all affected disk partitions starting with Vista. (fhandler_dev_floppy::close): New method. (fhandler_dev_floppy::dup): Duplicate handles in partitions, if any. * wincap.h (wincaps::has_restricted_raw_disk_access): New element. * wincap.cc: Implement above element throughout.
2011-01-11 22:50:45 +08:00
bool IMPLEMENT (has_restricted_raw_disk_access)
* autoload.cc (dll_load): Only perform DONT_RESOLVE_DLL_REFERENCES hack on systems which need it. * wincap.cc (use_dont_resolve_hack): Set as appropriate. * wincap.h (use_dont_resolve_hack): Define.
2011-03-01 08:19:23 +08:00
bool IMPLEMENT (use_dont_resolve_hack)
* sec_auth.cc (get_token_group_sidlist): Add CONSOLE LOGON SID on systems supporting it. Never add SERVICE SID but keep code in for future reference. Explain why. (get_priv_list): Add cygpsid pointer parameter. Point it to the mandatory integrity SID which matches account and privileges. (create_token): Fetch mandatory integrity SID from call to get_priv_list. (lsaauth): Call get_priv_list with additional NULL pointer. Change comment accordingly. * sec_helper.cc (well_known_console_logon_sid): New static SID. (cygpriv): Change to structure containing extra flag to store info about required integrity level. (privilege_luid): Accommodate changes to cygpriv. Return integrity level in new high_integrity parameter. (privilege_name): Accommodate changes to cygpriv. (set_privilege): Drop trailing \n from debug output. (set_cygwin_privileges): Don't set SE_CREATE_GLOBAL_PRIVILEGE anymore since it's just not needed, but keep code in for future reference. Change comment accordingly. * security.h (well_known_console_logon_sid): Declare. (privilege_luid): Align declaration to above change. * wincap.h (wincaps::has_console_logon_sid): New element. * wincap.cc: Implement above element throughout.
2011-10-16 00:31:57 +08:00
bool IMPLEMENT (has_console_logon_sid)
* dcrt0.cc (dll_crt0_0): Check for wincap.wow64_has_secondary_stack rather than for wincap.is_wow64. Accommodate name change from wow64_has_64bit_parent to wow64_needs_stack_adjustment. Align comment. (_dll_crt0): Ditto. * wincap.h (wincaps::wow64_has_secondary_stack): New element. * wincap.cc: Implement above element throughout. (wincapc::init): Set wow64_has_secondary_stack to false on non-64 bit systems. * wow64.cc (wow64_needs_stack_adjustment): Rename (hopefully the last time) from wow64_has_64bit_parent. (wow64_eval_expected_main_stack): Fix comment to reflect real life. (wow64_test_for_64bit_parent): Fix comment. * wow64.h (wow64_needs_stack_adjustment): Accommodate new name.
2011-12-19 20:50:35 +08:00
bool IMPLEMENT (wow64_has_secondary_stack)
wincap.h: Rename assitant to assistant throughout. wincap.cc: Ditto. * devices.in (exists_console): Use fhandler_console::exists () rather than raw test. * devices.cc: Regenerate. * fhandler.h (fhandler_console::exists): Define new function. * fhandler_console.cc (fhandler_console::need_invisible): Use fhandler_console::exists () rather than raw test. * spawn.cc: Rename assitant to assistant throughout. (child_info_spawn::worker): Simplify test for when to start a non-Cygwin process in its own process group. Just do it whenever we start a non-Cygwin process.
2012-04-16 01:51:22 +08:00
bool IMPLEMENT (has_program_compatibility_assistant)
* Merge in cygwin-64bit-branch.
2013-04-23 17:44:36 +08:00
bool IMPLEMENT (has_pipe_reject_remote_clients)
* cygthread.cc (cygthread::terminate_thread): Only try to free thread stack on systems not freeing it by themselves. * wincap.h (wincaps::terminate_thread_frees_stack): New element. * wincap.cc: Implement above element throughout.
2013-03-30 01:00:36 +08:00
bool IMPLEMENT (terminate_thread_frees_stack)
* autoload.cc (GetSystemTimePreciseAsFileTime): Define. * times.cc (GetSystemTimePreciseAsFileTime): Temporarily declare here to workaround missing definition in 32 bit w32api headers. (get_system_time): New always inline function to call either GetSystemTimePreciseAsFileTime or GetSystemTimeAsFileTime on a per OS basis. Call throughout instead of GetSystemTimeAsFileTime. * wincap.h (wincaps::has_precise_system_time): New element. * wincap.cc: Implement above element throughout.
2013-06-14 23:41:17 +08:00
bool IMPLEMENT (has_precise_system_time)
* uinfo.cc (cygheap_user::init): Fix formatting in debug output. (struct cyg_USER_INFO_24): Define temporarily. Explain why. (pwdgrp::fetch_account_from_windows): Handle sane primary group setting for Microsoft Accounts. Explain why. * wincap.h (wincaps::has_microsoft_accounts): New element. * wincap.cc: Implement above element throughout.
2014-05-09 03:33:07 +08:00
bool IMPLEMENT (has_microsoft_accounts)
Fix original stack when running signal handler on alternate stack * autoload.cc (SetThreadStackGuarantee): Import. * cygtls.h (struct _cygtls): Replace thread_context with a ucontext_t called context. * exceptions.cc (exception::handle): Exit from process via signal_exit in case sig_send returns from handling a stack overflow SIGSEGV. Explain why. (dumpstack_overflow_wrapper): Thread wrapper to create a stackdump from another thread. (signal_exit): Fix argument list to reflect three-arg signal handler. In case we have to create a stackdump for a stack overflow condition, do so from a separate thread. Explain why. (sigpacket::process): Don't run signal_exit on alternate stack. (altstack_wrapper): Wrapper function to do stack correction when calling the signal handler on an alternate stack to handle a stack overflow. Make sure to have lots of comments. (_cygtls::call_signal_handler): Drop local context variable to reduce stack pressure. Use this->context instead. Change inline assembler to call altstack_wrapper. (_cygtls::signal_debugger): Accommodate aforementioned change to struct _cygtls. * tlsoffset.h: Regenerate. * tlsoffset64.h: Regenerate. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-05 04:49:30 +08:00
bool IMPLEMENT (has_set_thread_stack_guarantee)
Disable fetching heap info on 64 bit XP/2003 * fhandler_process.cc (heap_info::heap_info): Disable fetching heap info on 64 bit XP/2003. Explain why. * wincap.h (wincaps::has_broken_rtl_query_process_debug_information): New element. * wincap.cc: Implement above element throughout. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-07-05 18:51:52 +08:00
bool IMPLEMENT (has_broken_rtl_query_process_debug_information)
Fix /proc/cpuinfo topology and cache size info * autoload.cc (GetLogicalProcessorInformationEx): Import. (SetThreadGroupAffinity): Import. * fhandler_proc.cc (add_size): New macro. (get_msb): New inline function. (mask_bits): Ditto. (format_proc_cpuinfo): Drop handling of old CPUs. Check if we're running on a OS version supporting porcessor groups. If so, use SetThreadGroupAffinity to set thread affinity. Improve cache info to include 3rd level cache on Intel CPUs. Improve multi core info. * wincap.h (wincaps::has_processor_groups): New element. * wincap.cc: Implement above element throughout. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-08-13 23:59:47 +08:00
bool IMPLEMENT (has_processor_groups)
Implement POSIX_MADV_WILLNEED/POSIX_MADV_DONTNEED for newer OSes * autoload.cc (DiscardVirtualMemory): Import. (PrefetchVirtualMemory): Import. * mmap.cc (posix_madvise): Actually implement POSIX_MADV_WILLNEED utilizing PrefetchVirtualMemory and POSIX_MADV_DONTNEED utilizing DiscardVirtualMemory on systems supporting them. * wincap.h (wincaps::has_broken_prefetchvm): New element. * wincap.cc: Implement above element throughout. (wincapc::init): Make sure has_broken_prefetchvm is only true on W10 under WOW64. * include/cygwin/version.h (CYGWIN_VERSION_DLL_MAJOR): Bump to 2003. (CYGWIN_VERSION_API_MINOR): Reset to 0. * new-features.xml (ov-new2.3): New section, document posix_madvise POSIX_MADV_WILLNEED/POSIX_MADV_DONTNEED change. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2015-08-27 19:34:10 +08:00
bool IMPLEMENT (has_broken_prefetchvm)
* Makefile.in: Build wincap.o. * wincap.cc: New file. * wincap.h: Ditto. * autoload.cc: Add dynamic load statement for `CreateHardLinkA'. * dcrt0.cc (os_being_run): Eliminated. (osname): Ditto. (iswinnt): Ditto. (set_os_type): Ditto. (dll_crt0_1): Call wincap.init() instead of set_os_type(). (_dll_crt0): Ditto. * environ.cc (set_chunksize): New function. (parse_thing): `forkchunk' setting now invokes function `set_chunksize'. * fork.cc (chunksize): Eliminated. Moved to be member of wincap. * host_dependent.h: Removed. * syscalls.cc (_link): Try using `CreateHardLinkA' first, if available. * cygheap.cc, dcrt0.cc, delqueue.cc, dir.cc, environ.cc, fhandler.cc, fhandler.h, fhandler_console.cc, fhandler_mem.cc, fork.cc, mmap.cc, net.cc, pinfo.cc, pinfo.h, security.cc, syscalls.cc, sysconf.cc, syslog.cc, thread.cc, times.cc, tty.cc, uinfo.cc, uname.cc, winsup.h: Use new wincap capability check throughout. * winsup.h: Include wincap.h. Eliminate extern declarations of `os_being_run' and `iswinnt'. Eliminate `os_type" definition. * include/cygwin/version.h: Bump version to 1.3.4.
2001-09-13 01:46:37 +08:00
#undef IMPLEMENT
};
extern wincapc wincap;
#endif /* _WINCAP_H */