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* * mmap.cc (mmap64): Fix condition checking if anonymous mapping beyondCorinna Vinschen2009-01-171-1/+3
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* * mmap.cc (MapView): Add NT status to debug output.Corinna Vinschen2008-11-211-2/+3
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* * cygheap.cc (creturn): Reorganize to avoid a new compiler warning/error.Christopher Faylor2008-09-111-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dtable.cc (handle_to_fn): Ditto. * fhandler_console.cc (fhandler_console::read): Ditto. (fhandler_console::scroll_screen): Ditto. (dev_console::set_color): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::write): Ditto. (fhandler_dev_dsp::read): Ditto. * fhandler_tape.cc (mtinfo_drive::get_status): Ditto. * hookapi.cc (find_first_notloaded_dll): Ditto. * mmap.cc (msync): Ditto. * pipe.cc (pipesync::pipesync): Ditto. * sec_acl.cc (getace): Ditto. * sec_auth.cc (create_token): Ditto. (lsaauth): Ditto. * select.cc (peek_pipe): Ditto. * spawn.cc (av::fixup): Ditto. * syscalls.cc (popen): Ditto. * tty.cc (tty::init_session): Ditto. * uinfo.cc (pwdgrp::load): Ditto. * fhandler.cc (fhandler_base::setup_overlapped): Ditto. (fhandler_base::wait_overlapped): Rename second use of res variable to wres or errors are not returned correctly. * dcrt0.cc: Remove obsolete variable. * dll_init.cc (release_upto): Fix typo involving incorrect use of '|'. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Avoid a compiler warning regarding coercing type-punned variables. (fhandler_base::fstat_by_name): Ditto. fhandler_fifo.cc (fhandler_fifo::open_nonserver): Fix = vs. == typo. (fhandler_fifo::wait): Add all conditions to switch statement to avoid a compiler warning. * fhandler_process.cc: Avoid unneeded initialization of variables to zero. (fhandler_socket::listen): Add braces around initializer. * flock.cc (inode_t::get_all_locks_list): Reorganize to avoid a compiler warning. Fix problem with EWOULDBLOCK error return. * path.cc (GUID_shortcut): Use braces around struct initializer. (cygwin_conv_path): Reorganize to avoid a compiler warning. * random.cc (dummy): Mark variable as volatile to avoid a "used uninitialized" warning. * libc/getopt.c: Mark some variables as dllexport although gcc doesn't seem to do the right thing with them. * libc/minires-os-if.c (get_registry_dns_items): Coerce some function arguments to avoid a compiler warning.
* Add case-sensitivity.Corinna Vinschen2008-07-161-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Unconditionally handle mount points case-sensitive. Unconditionally handle virtual paths case-sensitive. Unconditionally handle registry paths case-insensitive. Otherwise, accommodate case-sensitivity of given path throughout. * cygheap.cc (cygheap_root::set): Get additional caseinsensitive parameter and store it. * cygheap.h (struct cygheap_root_mount_info): Add member caseinsensitive. * dlfcn.cc (get_full_path_of_dll): Drop PC_NOFULL parameter from call to path_conv::check. * environ.cc (pcheck_case): Remove. (check_case_init): Remove. (known): Drop "check_case" option. * exceptions.cc (open_stackdumpfile): Add comment. * fhandler.cc (fhandler_base::get_default_fmode): Call pathmatch instead of strcasematch. * fhandler_disk_file.cc: Accommodate case-sensitivity of given path throughout. (__DIR_mounts::check_mount): Unconditionally check virtual paths case-sensitive. (fhandler_disk_file::link): Drop case clash handling. (fhandler_disk_file::open): Ditto. (fhandler_disk_file::readdir_helper): Drop managed mount code. * mount.cc: Remove managed mount code and datastructures. (struct opt): Remove "managed" option. Add "posix=0" and "posix=1" options. (fillout_mntent): Remove "managed" output. Add "posix" output. * path.cc (struct symlink_info): Remove case_clash member and case_check method. (pcheck_case): Remove. (path_prefix_p): Take additional bool parameter "caseinsensitive". (pathnmatch): Ditto. (pathmatch): Ditto. (mkrelpath): Ditto. (fs_info::update): Set caseinsensitive flag according to file system name and FILE_CASE_SENSITIVE_SEARCH flag. Add comment. (tfx_chars_managed): Remove. (transform_chars): Drop "managed" parameter. Always use tfx_chars. (get_nt_native_path): Drop "managed" parameter. Make sure drive letters are always upper case. (getfileattr): Change second parameter to denote caseinsensitivity. (path_conv::check): Initialize caseinsensitive to OBJ_CASE_INSENSITIVE. Set caseinsensitive according to global obcaseinsensitive flag, file system case sensitivity and MOUNT_NOPOSIX mount flag. Drop case_clash and all the related code. (symlink_worker): Drop case clash handling. (symlink_info::set): Drop setting case_clash. (symlink_info::case_check): Remove. (cwdstuff::set): Add comment. (etc::init): Take path_conv instead of PUNICODE_STRING as parameter to allow case sensitivity. * path.h (enum pathconv_arg): Drop PC_SYM_IGNORE. (enum case_checking): Remove. (enum path_types): Drop PATH_ENC, add PATH_NOPOSIX flag. (struct fs_info): Add caseinsensitive flag and accessor methods. (class path_conv): Add caseinsensitive member and define objcaseinsensitive method. Drop case_clash member and isencoded method. (pathmatch): Change prototype according to above change. (pathnmatch): Ditto. (path_prefix_p): Ditto. (get_nt_native_path): Ditto. (class etc): Ditto. (fnunmunge): Remove prototype. * shared.cc (shared_info::init_obcaseinsensitive): Initialize obcaseinsensitive flag from obcaseinsensitive registry value. (shared_info::initialize): Call init_obcaseinsensitive here by the first process creating the shared memory. * shared_info.h (mount_item::fnmunge): Remove. (shared_info::obcaseinsensitive): Rename from obcaseinsensitivity. (shared_info::init_obcaseinsensitive): Declare. * syscalls.cc (try_to_bin): Add comment. * include/sys/mount.h (MOUNT_ENC): Remove flag. (MOUNT_NOPOSIX): Add flag.
* * Makefile.in (DLL_OFILES): Add kernel32.o.Corinna Vinschen2008-04-211-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * autoload.cc (WSACloseEvent): Remove. (WSACreateEvent): Remove. * cygheap.cc (cygheap_init): Drop initializing shared_prefix. * cygheap.h (struct init_cygheap): Drop shared_prefix and shared_prefix_buf members. * fhandler_socket.cc (sock_shared_name): New static function. (search_wsa_event_slot): Convert name buffers to WCHAR. Call NtCreateMutant/NtOpenMutant to create mutexes in session local namespace. (fhandler_socket::init_events): Ditto. Fix debug output. (fhandler_socket::release_events): Close mutexes using NtClose. (fhandler_socket::dup): Ditto. * kernel32.cc: New file, implementing Win32 calls in a Cygwin-specific way. * mmap.cc (MapView): Make static. * ntdll.h: Fix status code sorting. (STATUS_OBJECT_NAME_EXISTS): Define. (SEMAPHORE_QUERY_STATE): Define. (CYG_SHARED_DIR_ACCESS): Define. (CYG_MUTANT_ACCESS): Define. (CYG_EVENT_ACCESS): Define. (CYG_SEMAPHORE_ACCESS): Define. (enum _PROCESSINFOCLASS): Define ProcessSessionInformation. (struct _PROCESS_SESSION_INFORMATION): Define. (NtCreateSemaphore): Declare. (NtOpenSemaphore): Declare. * flock.cc: Use CYG_xxx_ACCESS access masks where appropriate. * posix_ipc.cc (ipc_mutex_init): Use native functions to create mutex. Create in cygwin-shared subdir. (ipc_cond_init): Ditto for event. (ipc_mutex_close): Use NtClose. (ipc_cond_close): Ditto. (mq_open): Drop "cyg" prefix from mqh_uname. * shared.cc (CYG_SHARED_DIR_ACCESS): Drop definition here. (_cygwin_testing): Declare extern on file level. (get_shared_parent_dir): Change name of shared directory. Add name to api_fatal output. (get_session_parent_dir): New function. (shared_name): Simplify. (shared_info::initialize): Call get_session_parent_dir. * shared_info.h (get_session_parent_dir): Declare. * smallprint.cc (__small_vswprintf): Fix bug in multibyte string conversion. * thread.cc (semaphore::semaphore): Align semaphore name to object names in posix IPC functions. * include/cygwin/version.h (CYGWIN_VERSION_SHARED_DATA): Bump.
* Remove unneeded header files from source files throughout.Christopher Faylor2008-04-071-3/+0
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* Add miscfuncs.h to files as needed throughout.Christopher Faylor2008-04-071-0/+1
| | | | | | | | | | | | * mount.cc: New file. * path.cc: Move mount-specific stuff into mount.cc. Move common stuff into miscfuncs.cc. Remove unneeded includes. * miscfuncs.cc: Move some common path functions here. * miscfuncs.h: New file. * winsup.h: Move miscelleneous functions to miscfuncs.h. * dcrt0.cc: Remove unneeded includes. * Makefile.in (DLL_OFILES): Add mount.o. * include/cygwin/config.h: Fix a minor typo.
* Perform whitespace cleanup throughout.Christopher Faylor2008-02-151-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dcrt0.cc (signal_shift_subtract): Eliminate ancient backwards compatibility. (check_sanity_and_sync): Ditto. * winsup.h (SIGTOMASK): Ditto. Just use constant in signal calculation. * include/cygwin/version: Remove backwards signal mask compatibility define. * path.cc (symlink_info::check_sysfile): Cosmetic change. * registry.cc (get_registry_hive_path): Remove unneeded variable. * exceptions.cc (handle_sigsuspend): Eliminate thread signal mask and use either main sigmask or current thread sigmask. (set_process_mask): Ditto. (sighold): Ditto. (sigrelse): Ditto. (sigset): Ditto. (set_process_mask_delta): Ditto. (_cygtls::call_signal_handler): Ditto. * fhandler_process.cc (format_process_status): Ditto. * fhandler_termios.cc (fhandler_termios::bg_check): Ditto. * pinfo.h (class pinfo): Ditto. * select.cc (pselect): Ditto. * signal.cc (sigprocmask): Ditto. (abort): Ditto. (sigpause): Ditto. (sigsend): Ditto. (wait_sig): Ditto. * thread.h (pthread::parent_tls): New member. * thread.cc (pthread::pthread): Record parent_tls here. (pthread::thread_init_wrapper): Initialize sigmask from parent thread.
* Drop old SetResourceLock stuff in favor of mutos.Corinna Vinschen2007-11-271-51/+47
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * dcrt0.cc (_reslock): Remove. (__cygwin_user_data): Accommodate removal of resourcelocks member. (dll_crt0_0): Don't initialize resourcelocks. * exceptions.cc (_cygtls::signal_exit): Drop resourcelocks handling. * mmap.cc (mmap_guard): New muto. (LIST_LOCK): Define. (LIST_UNLOCK): Define. (mmap_list::search_record): Remove. (mmap_list::try_map): Include code for anonymous case from mmap_list::search_record. (mmap_is_attached_or_noreserve): Access bookkeeping lists in a thread safe way. (mmap64): Replace SetResourceLock/ReleaseResourceLock by LIST_LOCK/LIST_UNLOCK. Lock at the latest possible point. (munmap): Replace SetResourceLock/ReleaseResourceLock by LIST_LOCK/LIST_UNLOCK. (msync): Ditto. (mprotect): Ditto. * thread.cc (ResourceLocks::Lock): Remove. (SetResourceLock): Remove. (ReleaseResourceLock): Remove. (ResourceLocks::Init): Remove. (ResourceLocks::Delete): Remove. * thread.h (SetResourceLock): Drop declaration. (ReleaseResourceLock): Ditto. (class ResourceLocks): Drop definition. * include/sys/cygwin.h (class ResourceLocks): Drop forward declaration. (struct per_process): Replace resourcelocks with additional unused2 element. (per_process_overwrite): Accommodate above change.
* * mmap.cc: Convert usage of dynamically growing cmalloced arrays toCorinna Vinschen2007-11-271-200/+158
| | | | | | | | | | | | | | | | | cmalloced linked lists throughout. (class mmap_record): Add LIST_ENTRY element. (mmap_record::match): New method, taking over match algorithm from list::search_record. (class mmap_list): Rename from class list. Add LIST_ENTRY. Convert recs to a LIST_HEAD. Drop nrecs and maxrecs members. (mmap_list::get_record): Drop entirely. (mmap_list::free_recs): Drop entirely. (mmap_list::del_record): Take mmap_record to delete as parameter. (mmap_list::search_record): Convert to mmap_record::match. (class mmap_areas): Rename from class map. Convert lists to LIST_HEAD. (mmap_areas::get_list): Drop entirely. (mmap_areas::del_list): Take mmap_list to delete as parameter. (mprotect): Fix indentation.
* * mmap.cc (fh_disk_file): Delete as global static variable and...Corinna Vinschen2007-09-181-9/+10
| | | | | | | (mmap64): ...define as local pointer to make mmap thread-safe. Accommodate throughout. Only initialize fh_disk_file after file could be opened with GENERIC_EXECUTE access. Call fstat_by_handle instead of fstat to avoid overhead.
* * mmap.cc: Call NtClose instead of CloseHandle throughout.Corinna Vinschen2007-08-131-17/+26
| | | | | (CreateMapping): Drop unused last argument. Accommodate throughout. (mmap64): Re-open file with execute permissions using NtOpenFile.
* * cygheap.h (init_cygheap::luid): Remove.Corinna Vinschen2007-07-191-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * fhandler_disk_file.cc (fhandler_disk_file::fchmod): Drop comment.Corinna Vinschen2007-02-261-18/+2
| | | | | | | | | | | * mmap.cc (gen_access): Remove. (mmap_record::gen_access): Remove. (mmap64): Don't mention 9x any longer. * syscalls.cc (statvfs): Drop status code consideration for 9x. * libc/minires-os-if.c (get_registry_dns_items): Don't mention 9x any longer. (get_registry_dns): Drop getting registry key on 9x. Drop is9x variable.
* * fhandler_console.cc (fhandler_console::read): Drop 9x specificCorinna Vinschen2007-02-221-60/+10
| | | | | | | | | | handling of AltGr key. * mmap.cc: Take NT for granted throughout. * wincap.cc: Remove map_view_of_file_ex_sucks, altgr_is_ctrl_alt, has_working_copy_on_write, share_mmaps_only_by_name, virtual_protect_works_on_shared_pages, has_mmap_alignment_bug and has_working_virtual_lock throughout. * wincap.h: Ditto.
* Throughout replace all usage of wincap.shared with the constantCorinna Vinschen2007-02-221-1/+1
| | | | | | | FILE_SHARE_VALID_FLAGS. * fhandler.cc (fhandler_base::open_9x): Drop local variable shared. * wincap.cc: Remove shared member throughout. * wincap.h: Ditto.
* * Makefile.in (DLL_IMPORTS): Add libntdll.a.Corinna Vinschen2007-02-221-231/+30
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * autoload.cc: Remove all symbols from advapi32.dll, kernel32.dll and ntdll.dll available on all platforms since NT4. Throughout remove all usage of wincap.is_winnt. * dcrt0.cc (dll_crt0_0): Remove call to mmap_init. * fhandler.h (class fhandler_base): Remove has_changed flag. (fhandler_disk_file::touch_ctime): Remove declaration. (fhandler_disk_file::readdir_9x): Ditto. (fhandler_disk_file::touch_ctime): Remove. (fhandler_disk_file::readdir_9x): Remove. (fhandler_disk_file::closedir): Call NtClose instead of CloseHandle. * mmap.cc: Throughout call CreateMapping and MapView directly. (VirtualProt9x): Remove. (VirtualProtNT): Remove. (VirtualProtEx9x): Remove. (VirtualProtExNT): Remove. (VirtualProtect): Remove define. (VirtualProtectEx): Remove define. (CreateMapping9x): Remove. (CreateMappingNT): Rename to CreateMapping. (MapView9x): Remove. (MapViewNT): Rename to MapView. (struct mmap_func_t): Remove definition. (mmap_funcs_9x): Remove. (mmap_funcs_nt): Remove. (mmap_func): Remove. (mmap_init): Remove. * net.cc (getdomainname): Drop comment. Use NT4 registry key only. (get_95_ifconf): Remove. * pinfo.cc (winpids::enumNT): Rename to winpids::enum_processes. (winpids::enum9x): Remove. (winpids::set): Just call enum_processes directly. (winpids::enum_init): Ditto. * pinfo.h (class winpids): Drop enum_processes pointer. Rename enumNT to enum_processes. Drop enum9x declaration. Drop initialization of enum_processes throughout. * registry.cc (get_registry_hive_path): Just create NT key. (load_registry_hive): Only load NT specific file. * syscalls.cc (unlink_9x): Remove. (unlink): Just call unlink_nt. * wincap.cc: Remove is_winnt flag throughout. * wincap.h: Ditto. * winsup.h: Remove mmap_init declaration.
* Remove extraneous whitespace.Christopher Faylor2007-02-201-9/+9
| | | | | | * pinfo.cc (commune_process): Use default argument to lock_process. * sigproc.cc: Update copyright. * select.cc: Ditto.
* * cygmalloc.h (MALLOC_FAILURE_ACTION): Define empty.Corinna Vinschen2007-02-071-0/+23
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cygwin.din (posix_madvise): Export. (posix_memalign): Export. * fhandler.cc (fhandler_base::fpathconf): Return useful values in _PC_VDISABLE, _PC_SYNC_IO and _PC_SYMLINK_MAX cases. * malloc_wrapper.cc (malloc): Set errno here since it's not set in dlmalloc.c anymore. (realloc): Ditto. (calloc): Ditto. (memalign): Ditto. (valloc): Ditto. (posix_memalign): New function. * mmap.cc (posix_madvise): New function. * sysconf.cc (get_open_max): New function. (get_page_size): Ditto. (get_nproc_values): Ditto. (get_avphys): Ditto. (sc_type): New type. (sca): New array to map _SC_xxx options to sysconf return values. (sysconf): Reimplement using sca array. * include/limits.h: Add all missing values as defined by SUSv3. * include/pthread.h (PTHREAD_DESTRUCTOR_ITERATIONS): Move definition to sys/limits.h. (PTHREAD_KEYS_MAX): Ditto. * include/semaphore.h (SEM_VALUE_MAX): Ditto. * include/cygwin/stdlib.h (posix_memalign): Declare. * include/cygwin/version.h: Bump API minor number. * include/sys/mman.h: Add posix_madvise flags. (posix_madvise): Declare. * include/sys/termios.h (_POSIX_VDISABLE): Move definition to sys/limits.h.
* * mmap.cc (list::hash): Fix type to __ino64_t.Corinna Vinschen2007-01-181-29/+31
| | | | | | | | | | | | | (list::get_hash): Ditto. (list::set): Add struct stat parameter. Use that instead of calling fstat. (map::get_list_by_fd): Ditto. (map::add_list): Ditto. (mmap_is_attached_or_noreserve): Call get_list_by_fd appropriately. (mmap_worker): Add pameters for map list and file stat information. Propagate to called functions. (mmap64): Use fstat on files early. Replace call to GetFileSize. Call get_list_by_fd and mmap_worker appropriately.
* * mmap.cc (MapView9x): Note possible uselessness of retrying.Corinna Vinschen2007-01-171-8/+23
| | | | | (MapViewNT): Ditto. (mmap64): Fix pre-reservation to work for non NULL, non MAP_FIXED.
* * mmap.cc (mmap64): Pre-Reserve space for the whole mapping to get aCorinna Vinschen2007-01-101-1/+25
| | | | | useful, valid address before the actual mappings take place. Fix typo in comment.
* * mmap.cc: Do bookkeeping in 4K pages, rather than in 64K chunks.Corinna Vinschen2007-01-091-18/+22
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* * cygheap.h (struct user_heap_info): Add slop member.Corinna Vinschen2006-10-311-2/+4
| | | | | | | | | | | | | | * heap.cc (heap_init): Add slop factor to heap allocation. Add comment. * mmap.cc (MapViewNT): Allocate memory maps top down. (fhandler_dev_zero::mmap): Ditto. * shared.cc (shared_info::heap_slop_size): New method. (shared_info::heap_chunk_size): Don't use debug_printf at early stage. * shared_info.h (SHARED_INFO_CB): Accomodate change to shared_info. (CURR_SHARED_MAGIC): Ditto. (class shared_info): Add heap_slop member. Declare heap_slop_size. * wincap.h: Define heapslop throughout. * wincap.cc: Ditto.
* 2006-07-25 Corinna Vinschen <corinna@vinschen.de>Corinna Vinschen2006-07-251-35/+55
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * include/cygwin/version.h: Bump DLL version to 1.7.0. 2006-07-25 Corinna Vinschen <corinna@vinschen.de> * select.h: Remove. * fhandler_socket.cc: Don't include select.h. * select.cc: Ditto. 2006-07-25 Corinna Vinschen <corinna@vinschen.de> * cygtls.h: Drop socket related includes. (struct _local_storage): Remove exitsock and exitsock_sin. Add select_sockevt. * cygtls.cc: Accomodate above change throughout. * fhandler.h (class fhandler_socket): Make wsock_evt public. * fhandler_socket.cc (fhandler_socket::fhandler_socket): Accomodate reordering members. (fhandler_socket::evaluate_events): Drop FD_CONNECT event as soon as it gets read once. Never remove FD_WRITE event here. (fhandler_socket::wait_for_events): Wait 50 ms instead of INFINITE for socket events. (fhandler_socket::accept): Fix conditional. Set wsock_events members of accepted socket to useful start values. (fhandler_socket::recv_internal): Always drop FD_READ/FD_OOB events from wsock_events after the call to WSARecvFrom. (fhandler_socket::send_internal): Drop FD_WRITE event from wsock_events if the call to WSASendTo fails with WSAEWOULDBLOCK. Fix return value condition. * select.cc (struct socketinf): Change to accomodate using socket event handling. (peek_socket): Use event handling for peeking socket. (thread_socket): Ditto. (start_thread_socket): Ditto. (socket_cleanup): Same here. * tlsoffsets.h: Regenerate. 2006-07-20 Corinna Vinschen <corinna@vinschen.de> * fhandler.h (class fhandler_socket): Rearrange slightly to keep event handling methods and members together. Drop owner status flag. Split wait method. Rename event handling methods for readability. * fhandler_socket.cc (struct wsa_event): Add owner field. (LOCK_EVENTS): New macro. (UNLOCK_EVENTS): Ditto. (fhandler_socket::init_events): rename from prepare. (fhandler_socket::evaluate_events): First half of former wait method. Do everything but wait. Allow specifiying whether or not events from event_mask should be erased from wsock_events->events. Simplify OOB handling. Allow sending SIGURG to any process (group). (fhandler_socket::wait_for_events): Second half of former wait method. Call evaluate_events and wait in a loop if socket is blocking. (fhandler_socket::release_events): Rename from release. (fhandler_socket::connect): Accomodate above name changes. (fhandler_socket::accept): Ditto. (fhandler_socket::recv_internal): Ditto. (fhandler_socket::send_internal): Ditto. (fhandler_socket::close): Ditto. (fhandler_socket::fcntl): Always set owner to given input value on F_SETOWN. Handle F_GETOWN. * net.cc (fdsock): Accomodate above name changes. 2006-07-20 Corinna Vinschen <corinna@vinschen.de> * fhandler_socket.cc (fhandler_socket::wait): Set Winsock errno to WSAEWOULDBLOCK instead of WSAEINPROGRESS. 2006-07-18 Brian Ford <Brian.Ford@FlightSafety.com> Corinna Vinschen <corinna@vinschen.de> * winsup.h (mmap_region_status): New enum. (mmap_is_attached_or_noreserve_page): Adjust prototype and rename as below. * mmap.cc (mmap_is_attached_or_noreserve_page): Rename mmap_is_attached_or_noreserve. Add region length parameter. Return enum above. * exceptions.cc (_cygtls::handle_exceptions): Accomodate above. * fhandler.cc (fhandler_base::raw_read): Call above for NOACCESS errors and retry on success to allow reads into untouched MAP_NORESERVE buffers. 2006-07-18 Corinna Vinschen <corinna@vinschen.de> * cygwin.din (posix_openpt): Export. * tty.cc (posix_openpt): New function. * include/cygwin/stdlib.h (posix_openpt): Declare. * include/cygwin/version.h: Bump API minor number. 2006-07-14 Corinna Vinschen <corinna@vinschen.de> * security.cc (get_token_group_sidlist): Always add the interactive group to the token. Add comment. Create logon_id group SID by copying it from incoming group list. (create_token): Add subauth_token parameter. Use information in subauth_token if present. Tweak SourceIdentifier if subauth_token is present for debugging purposes. * security.h (create_token): Add subauth_token parameter in declaration. * syscalls.cc (seteuid32): Call subauth first. Call create_token regardless. Use subauth token in call to create_token if subauth succeeded. 2006-07-13 Corinna Vinschen <corinna@vinschen.de> * include/netinet/in.h: Update copyright. 2006-07-13 Corinna Vinschen <corinna@vinschen.de> * fhandler_socket.cc (fhandler_socket::wait): Rework function so that WaitForMultipleObjects is really only called when necessary. 2006-07-12 Corinna Vinschen <corinna@vinschen.de> * include/netdb.h: Declare rcmd, rcmd_af, rexec, rresvport, rresvport_af, iruserok, iruserok_sa, ruserok. 2006-07-12 Corinna Vinschen <corinna@vinschen.de> * Makefile.in (DLL_OFILES): Drop iruserok.o. Add rcmd.o. * autoload.cc (rcmd): Drop definition. * cygwin.din: Export bindresvport, bindresvport_sa, iruserok_sa, rcmd_af, rresvport_af. * net.cc (cygwin_rcmd): Remove. (last_used_bindresvport): Rename from last_used_rrecvport. (cygwin_bindresvport_sa): New function implementing bindresvport_sa. (cygwin_bindresvport): New function implementing bindresvport. (cygwin_rresvport): Remove. * include/cygwin/version.h: Bump API minor number. * include/netinet/in.h: Declare bindresvport and bindresvport_sa. * libc/iruserok.c: Remove file. * libc/rcmd.cc: New file implementing rcmd, rcmd_af, rresvport, rresvport_af, iruserok_sa, iruserok and ruserok. 2006-07-12 Corinna Vinschen <corinna@vinschen.de> * fhandler_socket.cc (fhandler_socket::getsockname): Return valid result for unbound sockets. 2006-07-11 Corinna Vinschen <corinna@vinschen.de> * fhandler_socket.cc (fhandler_socket::fixup_after_fork): Handle wsock_mtx and wsock_evt on fork, thus handling close_on_exec correctly. (fhandler_socket::fixup_after_exec): Drop misguided attempt to handle close_on_exec here. (fhandler_socket::dup): Call fixup_after_fork with NULL parent. Add comment. (fhandler_socket::set_close_on_exec): Handle wsock_mtx and wsock_evt. 2006-07-10 Corinna Vinschen <corinna@vinschen.de> * fhandler.h (class fhandler_socket): Add wsock_mtx, wsock_evt and wsock_events members. Remove closed status flag, add listener status flag. Accomodate new implementation of socket event handling methods. Declare recv* and send* functions ssize_t as the POSIX equivalents. (fhandler_socket::recv_internal): Declare. (fhandler_socket::send_internal): Ditto. * fhandler_socket.cc (EVENT_MASK): Define mask of selected events. (fhandler_socket::fhandler_socket): Initialize new members. (fhandler_socket::af_local_setblocking): Don't actually set the socket to blocking mode. Keep sane event selection. (fhandler_socket::af_local_unsetblocking): Don't actually set the socket to previous blocking setting, just remember it. (struct wsa_event): New structure to keep event data per shared socket. (NUM_SOCKS): Define number of shared sockets concurrently handled by all active Cygwin processes. (wsa_events): New shared datastructure keeping all wsa_event records. (socket_serial_number): New shared variable to identify shared sockets. (wsa_slot_mtx): Global mutex to serialize wsa_events access. (search_wsa_event_slot): New static function to select a new wsa_event slot for a new socket. (fhandler_socket::prepare): Rewrite. Prepare event selection per new socket. (fhandler_socket::wait): Rewrite. Wait for socket events in thread safe and multiple process safe. (fhandler_socket::release): Rewrite. Close per-socket descriptor mutex handle and event handle. (fhandler_socket::dup): Duplicate wsock_mtx and wsock_evt. Fix copy-paste error in debug output. (fhandler_socket::connect): Accomodate new event handling. (fhandler_socket::listen): Set listener flag on successful listen. (fhandler_socket::accept): Accomodate new event handling. (fhandler_socket::recv_internal): New inline method centralizing common recv code. (fhandler_socket::recvfrom): Call recv_internal now. (fhandler_socket::recvmsg): Ditto. Streamline copying from iovec to WSABUF. (fhandler_socket::send_internal): New inline method centralizing common send code. (fhandler_socket::sendto): Call send_internal now. (fhandler_socket::sendmsg): Ditto. Streamline copying from iovec to WSABUF. (fhandler_socket::close): Call release now. (fhandler_socket::ioctl): Never actually switch to blocking mode. Just keep track of the setting. * net.cc (fdsock): Call prepare now. (cygwin_connect): Revert again to event driven technique. (cygwin_accept): Ditto. * poll.cc (poll): Don't call recvfrom on a listening socket. Remove special case for failing recvfrom. * include/sys/socket.h: Declare recv* and send* functions ssize_t as requested by POSIX. 2006-07-07 Corinna Vinschen <corinna@vinschen.de> * net.cc (cygwin_inet_ntop): Fix data type of forth parameter. 2006-07-06 Corinna Vinschen <corinna@vinschen.de> * include/cygwin/in6.h (struct in6_addr): Fix typo. 2006-07-06 Corinna Vinschen <corinna@vinschen.de> * cygwin.din: Export in6addr_any, in6addr_loopback, freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo. * fhandler_socket.cc: Include cygwin/in6.h. (get_inet_addr): Accomodate AF_INET6 usage. (fhandler_socket::connect): Ditto. (fhandler_socket::listen): Ditto. (fhandler_socket::sendto): Ditto. * net.cc: Include cygwin/in6.h. (in6addr_any): Define. (in6addr_loopback): Define. (cygwin_socket): Accomodate AF_INET6 usage. (socketpair): Bind socketpairs only to loopback for security. (inet_pton4): New static function. (inet_pton6): Ditto. (cygwin_inet_pton): New AF_INET6 aware inet_pton implementation. (inet_ntop4): New static function. (inet_ntop6): Ditto. (cygwin_inet_ntop): New AF_INET6 aware inet_ntop implementation. (ga_aistruct): New static function. (ga_clone): Ditto. (ga_echeck): Ditto. (ga_nsearch): Ditto. (ga_port): Ditto. (ga_serv): Ditto. (ga_unix): Ditto. (gn_ipv46): Ditto. (ipv4_freeaddrinfo): Ditto. (ipv4_getaddrinfo): Ditto. (ipv4_getnameinfo): Ditto. (gai_errmap_t): New structure holding error code - error string mapping. (cygwin_gai_strerror): New function implementing gai_strerror. (w32_to_gai_err): New static function. (get_ipv6_funcs): Ditto. (load_ipv6_funcs): Ditto. (cygwin_freeaddrinfo): New function implementing freeaddrinfo. (cygwin_getaddrinfo): New function implementing getaddrinfo. (cygwin_getnameinfo): New function implementing getnameinfo. * include/netdb.h: Include stdint.h and cygwin/socket.h. Define data types and macros used by getaddrinfo and friends. Declare freeaddrinfo, gai_strerror, getaddrinfo and getnameinfo. * include/cygwin/in.h: Add IPv6 related IPPROTOs. Remove definition of struct sockaddr_in6. Include cygwin/in6.h instead. * include/cygwin/in6.h: New header file defining IPv6 releated data types and macros. * include/cygwin/socket.h: Enable AF_INET6 and PF_INET6. Add IPv6 related socket options. * include/cygwin/version.h: Bump API minor number. 2006-07-06 Corinna Vinschen <corinna@vinschen.de> * autoload.cc (DsGetDcNameA): Define. (NetGetAnyDCName): Define. * security.cc: Include dsgetdc.h. (DsGetDcNameA): Declare. (DS_FORCE_REDISCOVERY): Define. (get_logon_server): Add bool parameter to control rediscovery of DC. Use DsGetDcNameA function if supported, NetGetDCName/NetGetAnyDCName otherwise. (get_server_groups): Rediscover DC if get_user_groups fails and try again. (get_reg_security): Use correct error code macro when testing RegGetKeySecurity return value. * security.h (get_logon_server): Remove default vaue from wserver parameter. Add rediscovery parameter. * uinfo.cc (cygheap_user::env_logsrv): Accomodate rediscovery parameter in call to get_logon_server.
* * mmap.cc (msync): Disable rounding up len. Fix bug in access checkCorinna Vinschen2006-07-191-1/+3
| | | | loop.
* GCC 4.1 fixes.Christopher Faylor2006-07-171-2/+3
| | | | | | | | | | | | | | | | | | | * cygheap.h (cygheap_user): Remove unneeded class names from function declaration. * fhandler.h (fhandler_base): Ditto. (fhandler_dev_floppy): Ditto. (fhandler_console): Ditto. * wininfo.h (wininfo): Ditto. * exceptions.cc (sigpacket::process): Avoid compiler errors about gotos and initialization. * fhandler_fifo.cc (fhandler_fifo::open): Ditto. * fhandler_floppy.cc (fhandler_dev_floppy::ioctl): Ditto. * fhandler_tty.cc (fhandler_tty_slave::ioctl): Ditto. * mmap.cc (mmap64): Ditto. * pipe.cc (fhandler_pipe::open): Ditto. * spawn.cc (spawn_guts): Ditto. * sec_helper.cc: Fix some comments. (get_null_sd): Move file-scope static to only function where it is used.
* * mmap.cc (mmap64): Drop MAP_NORESERVE flag for non-anonymous,Corinna Vinschen2006-07-131-3/+10
| | | | | | | | non-private mappings. (mmap_record::unmap_pages): Only check noreserve flag which now implies anonymous and private. (mprotect): Ditto. (fixup_mmaps_after_fork): Ditto.
* * exceptions.cc (_cygtls::handle_exceptions): Call newCorinna Vinschen2006-07-131-12/+27
| | | | | | | | | | mmap_is_attached_or_noreserve_page function in case of access violation and allow application to retry access on noreserve pages. * mmap.cc (mmap_is_attached_or_noreserve_page): Changed from mmap_is_attached_page. Handle also noreserve pages now. Change comment accordingly. * winsup.h (mmap_is_attached_or_noreserve_page): Declare instead of mmap_is_attached_page.
* * mmap.cc (mmap_record::alloc_page_map): Don't call VirtualProtectCorinna Vinschen2006-07-121-1/+1
| | | | on maps created with MAP_NORESERVE.
* white spaceChristopher Faylor2006-05-281-1/+1
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* * Update copyrights.Corinna Vinschen2006-01-121-2/+2
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* * dcrt0.cc (dll_crt0_0): Remove call to wincap.init.Corinna Vinschen2006-01-101-5/+10
| | | | | | | | | | | | | | * init.cc (dll_entry): Rename is_wow64_proc to wow64_test_stack_marker. Call wincap.init here before doing anything else. Use wincap.is_wow64 to determine if we're running in a WOW64 emulator. * mmap.cc (MapViewNT): Don't use AT_ROUND_TO_PAGE in WOW64, it's apparently not supported. (mmap64): Don't create mappings beyond EOF, which would need to use AT_ROUND_TO_PAGE, on WOW64. * wincap.cc (wincap): Throw into the .cygwin_dll_common section. (wincapc::init): Determine if running in WOW64 and set wow_64 flag. * wincap.h (class wincapc): Add wow64 member. (wincapc::is_wow64): New method.
* whitespace cleanup to force snapshot.Christopher Faylor2005-12-221-36/+36
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* * mmap.cc (fhandler_dev_zero::mmap): Call VirtualFree(MEM_RELEASE)Corinna Vinschen2005-12-191-2/+2
| | | | | with zero length parameter, otherwise it fails. (fhandler_dev_zero::munmap): Ditto.
* * mmap.cc (fhandler_dev_zero::fixup_mmap_after_fork): UseCorinna Vinschen2005-12-151-3/+3
| | | | system_printf like any other fixup_mmap_after_fork.
* * mmap.cc (gen_create_protect): Always generate WRITECOPY protectionCorinna Vinschen2005-12-121-10/+12
| | | | | | for private maps. (fixup_mmaps_after_fork): Fix calculation of WRITECOPY protection for VirtualProtect. Add some words to the comment.
* * exceptions.cc (_cygtls::handle_exceptions): In case of aCorinna Vinschen2005-12-071-191/+443
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | STATUS_ACCESS_VIOLATION, check if the page is a mmaped page beyond a file's EOF. Generate SIGBUS instead of SIGSEGV then. * mmap.cc (__PROT_ATTACH): New define. (__PROT_FILLER): Ditto. (fh_anonymous): Rename from fh_paging_file; (fh_disk_file): New global static variable. (attached): New inline function. (filler): Ditto. (gen_create_protect): Split off from gen_protect to use the file's access mode to create mapping always with maximum allowed protections. (gen_protect): Accomodate pages attached beyond EOF. Use symbolic values instead of numerics when possible. Drop create parameter. (gen_access): Use file's access mode instead of protection. (CreateMapping9x): Create named mapping names so that different creation access modes result in different mappings. (CreateMappingNT): Only reserve attached pages, don't commit them. (MapViewNT): Ditto. Set AT_ROUND_TO_PAGE for all non-NULL base addresses. (mmap_func_t): Define CreateMapping and MapView function pointers with additional openflags parameter. (class mmap_record): Add openflags member. (mmap_record::mmap_record): Add openflags parameter. (mmap_record::get_openflags): New accessor. (mmap_record::attached): Call global attached function. (mmap_record::filler): Call global filler function. (mmap_record::gen_create_protect): Call global gen_create_protect function. (mmap_record::gen_protect): Drop create parameter. (mmap_record::alloc_fh): Set fhandler's access flags. (list::search_record): Accomodate filler pages. (list::set): Use inode number as hash value. (map::get_list_by_fd): Check hash value against file's inode number. (mmap_is_attached_page): New function to evaluate if a given address is on a attached page. Called from _cygtls::handle_exceptions. (mmap_worker): New function to do mapping and bookkeeping in a single call. (mmap64): Use roundup2 to round length to pagesize alignment. Initialize global fhandlers. Simplify anonymous initialization. Add SUSv3 compatible check of file open mode vs. requested protection. Try creating new file handles to allow maximum page protection. Allow creating attached pages in case of mapping beyond EOF. Close new file handle if one has been created. (munmap): Align len to pagesize. (msync): Rework argument checks. Align len to pagesize. (mprotect): Ditto. Accomodate attached pages. (mlock): Use roundup/rounddown macros instead of homemade expressions. (munlock): Add page alignment as in mlock. (fhandler_dev_zero::munmap): Fix unmapping of non-private mappings. (fhandler_dev_zero::fixup_mmap_after_fork): Accomodate filler pages. (fixup_mmaps_after_fork): Don't fail if attached pages couldn't be created in child. Avoid superfluous call to VirtualFree. Check for original allocation protection to fix PAGE_WRITECOPY protection. * ntdll.h: Revert deletion of AT_ROUND_TO_PAGE define. * winsup.h (mmap_is_attached_page): Declare.
* Remove unneeded whitespace.Christopher Faylor2005-12-051-6/+6
| | | | | | | | | | | | | | | | | * cygtls.cc (_cygtls::set_state): Delete. (_cygtls::reset_exception): Ditto. (_cygtls::init_thread): Set initialized state directly here. (_cygtls::push): Remove exception argument. Don't treat exceptions specially. * cygtls.h (_cygtls::push): Ditto. (_cygtls::isinitialized): Don't treat exceptions specially. (_cygtls::reset_exception): Delete. (_cygtls::set_state): Ditto. (_cygtls::handle_exceptions): Don't push ebp on the stack prior to calling sig_send. Just set incyg instead. (_cygtls::interrupt_setup): Accommodate _cygtls::push argument change. (_cygtls::interrupt_now): Ditto. (setup_handler): Don't treat exceptions specially. * gendef (longjmp): Always zero incyg flag.
* * mmap.cc: Make debug output more consistently. Fix some comments.Corinna Vinschen2005-12-011-36/+39
| | | | | | | | | | | (gen_protect): Convert to inline function. (gen_access): Ditto. (mmap_record::gen_protect): Add create parameter as in global function. (mmap_record::alloc_page_map): Change condition so that always the correct protection setting is set after mapping has been established. (mmap64): For anonymous mappings set offset always to 0. (fixup_mmaps_after_fork): Always call fixup_mmap_after_fork method with the MAP_FIXED flag set.
* * mmap.cc (list::try_map): New method, implementing trying to mapCorinna Vinschen2005-11-301-44/+59
| | | | | | | | within another already existing map, moved from mmap64 here. (mmap64): Just call try_map now. (fhandler_dev_zero::fixup_mmap_after_fork): Always create new private map with PAGE_READWRITE protection. (fixup_mmaps_after_fork): Fix comment.
* * fhandler.h (fhandler_dev_zero::mmap): Add method.Corinna Vinschen2005-11-291-89/+273
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (fhandler_dev_zero::munmap): Ditto. (fhandler_dev_zero::msync): Ditto. (fhandler_dev_zero::fixup_mmap_after_fork): Ditto. * mmap.cc: Implement anonymous mapping using fhandler_dev_zero class. Implement private anonymous maps using VirtualAlloc/VirtualFree. Fix or add some more comments. (fh_paging_file): Change to type fhandler_dev_zero. (priv): New static inline function to avoid having lots of flag bit tests in the code. Use throughout were appropriate. (fixed): Ditto. (anonymous): Ditto. (noreserve): Ditto. (autogrow): Ditto. (gen_protect): Never generate PAGE_WRITECOPY protection for private anonymous maps. (gen_access): Drop FILE_MAP_EXECUTE handling since it's not supported correctly on 9x. (VirtualProt9x): Move comment from mmap64 here. (mmap_record::mmap_record): Gegerate correct device entry for anonymous maps, though unused right now. (mmap_record::priv): Call global priv function. (mmap_record::fixed): Call global fixed function. (mmap_record::anonymous): Call global anonymous function. (mmap_record::noreserve): Call global noreserve function. (mmap_record::autogrow): Call global autogrow function. (list::anonymous): New method. Use throughout were appropriate. (mmap_record::compatible_flags): Drop now useless ifdef. (mmap_record::alloc_page_map): Accomodate private anonymous maps. (mmap_record::map_pages): Accomodate MAP_NORESERVE mappings. (mmap_record::unmap_pages): Accomodate private anonymous maps. (mmap64): Simplify argument check. Don't remove the MAP_PRIVATE flag for anonymous mappings on 9x anymore since that's now handled gracefully. (mprotect): Accomodate MAP_NORESERVE mappings. Fix case when non-mmap areas are just MEM_RESERVEd. (fhandler_dev_zero::mmap): Implement anonymous mapping here. (fhandler_dev_zero::munmap): Ditto. (fhandler_dev_zero::msyn): Ditto. (fhandler_dev_zero::fixup_mmap_after_fork): Ditto. (fixup_mmaps_after_fork): Accomodate private anonymous maps. Enhance debug output in case VirtualProtect fails. * include/sys/mman.h: Really define MAP_NORESERVE now.
* * autoload.cc (NtCreateSection): Define.Corinna Vinschen2005-11-281-599/+741
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cygheap.cc (_csbrk): Call getpagesize instead of getshmlba. * dcrt0.cc (dll_crt0_0): Call mmap_init. * external.cc (cygwin_internal): Call getpagesize instead of getshmlba. * fhandler.h (fhandler_base::mmap): Change access to prot parameter. (fhandler_base::fixup_mmap_after_fork): Ditto. (fhandler_disk_file::mmap): Ditto. (fhandler_disk_file::fixup_mmap_after_fork): Ditto. (fhandler_dev_mem::mmap): Ditto. (fhandler_dev_mem::fixup_mmap_after_fork): Ditto. * fhandler_mem.cc (fhandler_dev_mem::write): Call getsystempagesize instead of getpagesize. (fhandler_dev_mem::read): Ditto. (fhandler_dev_mem::fstat): Ditto. (fhandler_dev_mem::mmap): Move to mmap.cc. (fhandler_dev_mem::munmap): Ditto. (fhandler_dev_mem::msync): Ditto. (fhandler_dev_mem::fixup_mmap_after_fork): Ditto. * fhandler_proc.cc (format_proc_meminfo): Call getsystempagesize instead of getpagesize. * fhandler_process.cc (format_process_stat): Ditto. (format_process_status): Ditto. (get_mem_values): Ditto. * mmap.cc: Fix formatting. Try to make more readable and modular. Take advantage of pagesize==granularity. (gen_protect): New static function to evaluate Windows protection bits from POSIX protection and flags. (gen_access): Ditto for Windows access mode. (VirtualProt9x): Wrapper function to call VirtualProtect on 9x. (VirtualProtNT): Ditto for NT. (VirtualProtEx9x): Ditto for VirtualProtectEx on 9x. (VirtualProtExNT): Ditto for NT. (CreateMapping9x): Wrapper function for creating a mapping handle on 9x. (CreateMappingNT): Ditto for NT. (MapView9x): Wrapper function to map a view on 9x. (MapViewNT): Ditto for NT. (mmap_funcs_9x): Structure containing function pointers to wrapper functions for 9x. (mmap_funcs_nt): Ditto for NT. (mmap_func): Pointer to wrapper functions used in subsequent code. (mmap_init): Initialize mmap_func depending on OS. (class mmap_record): Use sensible member names. Add POSIX protection member. Drop Windows access flags member. Constify more methods. Use accessors instead of direct member access inside of own methods. (mmap_record::gen_protect): Class wrapper to evaluate matching Windows protection bits. (mmap_record::gen_access): Ditto for Windows access flags. (mmap_record::compatible_flags): New function to check if flags are compatible with flags of existing map. (list::add_record): Drop offset and length arguments. (class map): Change counters to unsigned. Match usage throughout. (mmapped_areas): Convert from pointer to global struct. (mmap_record::alloc_page_map): Simplify. (mmap_record::map_pages): Ditto. (mmap_record::fixup_page_map): Delete. (mmap64): Simplify. Add workaround for Windows 98 bug. Fix bug on NT that existing anonymous mappings weren't searched for a match. (munmap): Add workaround for Windows 98 bug. (msync): Simplify. (mprotect): Handle existing maps correctly. (mlock): Add local pagesize variable and enlightening comment. (fhandler_disk_file::mmap): Main functionality now in CreateMapping/ MapView wrapper functions. (fhandler_disk_file::fixup_mmap_after_fork): Call MapView wrapper. (fhandler_dev_mem::mmap): Moved from fhandler_mem.cc. Simplify by calling MapViewNT. (fhandler_dev_mem::munmap): Moved from fhandler_mem.cc. (fhandler_dev_mem::msync): Ditto. (fhandler_dev_mem::fixup_mmap_after_fork): Ditto. Call MapViewNT. (fixup_mmaps_after_fork): Restructure and hopefully speed up loop for setting protection and memory content on MAP_PRIVATE maps. * ntdll.h (AT_ROUND_TO_PAGE): Remove define. (AT_EXTENDABLE_FILE): Add define. (NtCreateSection): Add prototype. * syscalls.cc (getpagesize): Return granularity as pagesize now. (getsystempagesize): New function to retrieve "real" pagesize. (getshmlba): Delete since it's replaced by getpagesize now. * wincap.h (wincaps::has_mmap_alignment_bug): New element. * wincap.cc: Implement above element throughout. * winsup.h (getshmlba): Drop prototype. (getsystempagesize): Add prototype. (mmap_init): Ditto. * include/sys/mman.h: (Not yet) define MAP_NORESERVE.
* * autoload.cc (NtLockVirtualMemory): Import.Corinna Vinschen2005-10-181-0/+92
| | | | | | | | | | | | | | | | | | | | | (NtUnlockVirtualMemory): Import. (GetProcessWorkingSetSize): Import. (SetProcessWorkingSetSize): Import. * cygwin.din (mlock): Export. (munlock): Export. * mmap.cc (mlock): New function. (munlock): Ditto. * ntdll.h (STATUS_WORKING_SET_QUOTA): Define. (LOCK_VM_IN_WSL): Define. (LOCK_VM_IN_RAM): Define. (NtLockVirtualMemory): Declare. (NtUnlockVirtualMemory): Declare. * sysconf.cc (sysconf): Implement _SC_MEMLOCK_RANGE. * wincap.h: Implement has_working_virtual_lock throughout. * wincap.cc: Ditto. * include/cygwin/version.h: Bump API minor version. * include/sys/mman.h (mlock): Declare, (munlock): Declare.
* Eliminate (void) cast on standalone function calls throughout.Christopher Faylor2005-07-061-1/+1
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* Change foo (void) to foo () for all c++ functions throughout. Remove allChristopher Faylor2005-07-051-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | fhandler_*::dump functions throughout. * fhandler.h (fhandler_dev_mem::close): Remove pass-through function in favor of virtual method. (handler_dev_raw::close): Ditto. (fhandler_dev_clipboard::fixup_after_exec): New method. * fhandler_dev_mem.cc (fhandler_dev_mem::close): Eliminate pass through * fhandler_dev_raw.cc (fhandler_dev_raw::close): Ditto. * fhandler_clipboard.cc (fhandler_dev_clipboard::close): Don't go to extra effort when execing. (fhandler_dev_clipboard::fixup_after_exec): New function. * fhandler_console.cc (fhandler_console::close): Don't do "extra stuff" when we know we're execing. * fhandler_disk_file.cc (fhandler_disk_file::close): Ditto. * fhandler_dsp.cc (fhandler_dev_dsp::close): Ditto. * fhandler_fifo.cc (fhandler_fifo.cc::close): Ditto. function in favor of base function. * fhandler_random.cc (fhandler_dev_random::close): Ditto. * fhandler_registry.cc (fhandler_registry::close): Ditto. * fhandler_tty.cc (fhandler_tty_slave::close): Ditto. * fhandler_virtual.cc (fhandler_virtual::close): Ditto. * pinfo.cc (proc_waiter): Remove unneeded hExeced declaration. * sigproc.cc: Ditto. * winsup.h (hExeced): Define here. * fhandler_virtual.cc (fhandler_virtual::fixup_after_exec): Just call close() to reinitialize things to known state.
* * mmap.cc (mmap64): Make granularity an automatic variable.Corinna Vinschen2005-05-191-1/+1
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* * mmap.cc (mmap64): Avoid compiler warning.Corinna Vinschen2005-05-181-1/+1
| | | | | * ntea.cc (NTReadEA): Ditto. * hires.h (hires_base): Remove useless usecs function.
* white space and minor comment cleanup.Christopher Faylor2005-05-021-13/+13
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* * cygerrno.h (__seterrno_from_nt_status): Define. Always set Win32Corinna Vinschen2005-04-131-2/+2
| | | | | | | | | | | | | | error code as well as errno. Use throughout where errno is set from NT status. (set_errno): Evaluate val only once. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Fix typo in debug output. * fhandler_mem.cc (fhandler_dev_mem::open): Rely on __seterrno_from_nt_status setting Win32 error code in debug output. * fhandler_proc.cc (format_proc_uptime): Ditto. (format_proc_stat): Ditto. * fhandler_process.cc (format_process_stat): Ditto. * sysconf.cc (sysconf): Ditto.
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