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* * path.cc (path_conv::check): Move fs-specific settings to a point where weChristopher Faylor2010-07-041-3/+6
| | | | | | | | | know that we have filled out the filesystem information. * path.h (path_conv::path_conv): Use consistent initialization for constructors. * include/sys/cygwin.h: Define CW_STRERROR. * include/cygwin/version.h: Bump CYGWIN_VERSION_API_MINOR to 228. * include/external.h: Implement CW_STRERROR.
* * dtable.cc (dtable::dup_worker): Reset path_conv handle in duplicatedCorinna Vinschen2010-06-151-0/+35
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fhandler. * fhandler.cc (fhandler_base::fstatvfs): Keep handle in created path_conv. * fhandler.h (fhandler_base::get_stat_access): New method. (fhandler_base::get_stat_handle): New method. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Use handle returned by get_stat_handle. Only request inode from system if it isn't already set in the fhandler, and only for filesystems supporting them. (fhandler_base::fstat_fs): Use handle returned by get_stat_handle. Change the way open_fs is called. Explain why. (fhandler_base::fstat_helper): Use handle returned by get_stat_handle. Never use 0 inode number. Simplify executable recognition by re-using get_stat_handle if file could be opened with sufficient rights. (fhandler_disk_file::fstatvfs): Use handle returned by get_stat_handle. (fhandler_disk_file::facl): Use handle returned by get_stat_handle in GETACL and GETACLCNT cases. (fhandler_disk_file::link): Use handle returned by get_stat_handle instead of opening file here again. Add comment. (readdir_get_ino): Keep handle in created path_conv and drop opening file. * ntdll.h (wait_pending): New helper function. * path.cc (symlink_info::check): Drop unused 'opt' parameter from declaration. Add path_conv_handle argument. (path_conv::check): Make sure conv_handle is closed. Keep PC_KEEP_HANDLE flag in pflags_or. Accommodate call to sym.check to new args. (path_conv::~path_conv): Close conv_handle. (symlink_info::check_shortcut): Don't re-open file here, just use incoming handle. Drop goto's and label out. (symlink_info::check_sysfile): Don't re-open file here, just use incoming handle. Keep track of file position to accommodate the fact that file has been opened asynchronously in calling function. (symlink_info::check_nfs_symlink): Don't re-open file here, just use incoming handle. (symlink_info::check): Drop unused 'opt' parameter. Add path_conv_handle argument. Always try to open file with GENERIC_READ rights first to allow reading file content w/o having to re-open the file. Drop back to READ_CONTROL | FILE_READ_ATTRIBUTES otherwise. Call symlink test functions (except for check_reparse_point) only if file could be opened with GENERIC_READ. Keep file handle open if PC_KEEP_HANDLE is set in pflags. * path.h (enum pathconv_arg): Add PC_KEEP_HANDLE flag. (class path_conv_handle): New class. (class path_conv): Add conv_handle member. (path_conv::operator =): Duplicate conv_handle. (path_conv::handle): New method. (path_conv::access): New method. (path_conv::reset_conv_handle): New method. (path_conv::close_conv_handle): New method.
* * fhandler_disk_file.cc (path_conv::get_ino_by_handle): Convert fromCorinna Vinschen2010-06-151-0/+3
| | | | | | | static function to path_conv method. Accommodate throughout. (path_conv::ndisk_links): Unused, comment out. * path.h (path_conv::get_ino_by_handle): Declare. (path_conv::ndisk_links): Comment out declaration.
* * mount.cc (struct opt): Add "dos" and "ihash" options.Corinna Vinschen2010-04-291-1/+4
| | | | | | | | | | | | | | | | | | | | | (fillout_mntent): Ditto. * path.cc (path_conv::get_nt_native_path): Use path_conv's has_dos_filenames_only method. (path_conv::check): Add PATH_IHASH flag if FS has unreliable inode numbers. (symlink_info::check_shortcut): Or symlink flags to pflags. (symlink_info::check_sysfile): Ditto. Change test accordingly. (symlink_info::check_reparse_point): Ditto. (symlink_info::check_nfs_symlink): Ditto. (symlink_info::check): Check PATH_DOS flag in call to get_nt_native_path to utilize mount flag. Ditto in test for potential restarting. Set PATH_DOS if FS only allows DOS filename rules. * path.h (enum path_types): Add PATH_DOS and PATH_IHASH. (path_conv::hasgood_inode): Check PATH_IHASH instead of fs.hasgood_inode. (path_conv::has_dos_filenames_only): New method. * include/sys/mount.h (MOUNT_DOS): New mount flag. (MOUNT_IHASH): Ditto.
* * path.h (get_nt_native_path): Add third parameter to declaration andCorinna Vinschen2010-04-231-1/+1
| | | | | | | | | | | | | | | | | | | | declare with regparms. * path.cc (get_nt_native_path): Add third parameter to allow conversion of leading and trailing dots and spaces on filesystems only supporting filenames following DOS rules. (path_conv::get_nt_native_path): Call get_nt_native_path according to fs.has_dos_filenames_only flag. (getfileattr): Accommodate new parameter to get_nt_native_path. (symlink_info::check): Revamp fs_update_called handling to call fs.update only once per call. Call get_nt_native_path according to fs.has_dos_filenames_only flag. Streamline filesystem dependent code not to be called more than once unnecessarily. Drop code tweaking incoming path for broken filesystems only allowing DOS pathnames. Rely on changed get_nt_native_path instead. * mount.cc (fillout_mntent): Accommodate new parameter to get_nt_native_path. * strfuncs.cc (tfx_rev_chars): New conversion table with comment. (sys_cp_wcstombs): Use tfx_rev_chars rather than tfx_chars.
* * path.cc (path_conv::set_normalized_path): Use crealloc_abort to avoid aChristopher Faylor2010-04-091-1/+1
| | | | | | memory leak. * path.h (path_conv::operator =): Just use cstrdup to allocate normalized_path, avoiding attempt to free a pointer which is allocated in another pc.
* * fhandler_disk_file.cc (fhandler_base::fstat_helper): WorkaroundCorinna Vinschen2010-02-031-0/+2
| | | | | | | another bug in NWFS. Add comment to explain why. Improve debug output in case the NT calls to test for binary fail. * path.h (path_conv::fs_is_cifs): New method. (path_conv::fs_is_nwfs): New method.
* * globals.cc (ro_u_nwfs): New R/O unicode string.Corinna Vinschen2010-01-121-0/+1
| | | | | | | | | | | | | * mount.cc (fs_info::update): Check for NWFS filesystem. Set has_buggy_basic_info, if so. Add comment to explain why. (fillout_mntent): Add "nwfs" string to fs_names array. * mount.h (enum fs_info_type): Add nwfs. (class fs_info): Add has_buggy_basic_info status flag. Add accessors for has_buggy_basic_info and is_nwfs. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Accommodate filesystems with broken FileBasicInformation handling. * path.cc (symlink_info::check): Ditto. * path.h (path_conv::has_buggy_basic_info): Add method.
* * dtable.cc (build_fh_name_worker): Remove. Move all functionalityCorinna Vinschen2010-01-121-2/+1
| | | | | | | | | | | | | | | | | | back into build_fh_name. (build_fh_name): Drop unused HANDLE parameter. Drop call to pc.fillin. Remove disabled build_fh_name with UNICODE_STRING name parameter. * dtable.h (build_fh_name): Drop HANDLE parameter from declaration. Remove declaration for build_fh_name with UNICODE_STRING name parameter. * path.cc (path_conv::fillin): Remove. (symlink_info::check): Fix comment. * path.h (path_conv::fillin): Remove declaration. * dir.cc: Accommodate change in build_fh_name parameters throughout. * sec_acl.cc: Ditto. * syscalls.cc: Ditto. * ntea.cc (getxattr_worker): Fix debug output. (setxattr_worker): Ditto. * times.cc (utimens_worker): Ditto.
* * path.h (INTERIX_SYMLINK_COOKIE): Define.Corinna Vinschen2009-08-261-0/+3
| | | | * path.cc (symlink_info::check_sysfile): Read Interix symlinks as well.
* * path.cc (patch_conv::check): Zero path before setting it.Christopher Faylor2009-08-051-2/+3
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* * fhandler_socket.cc (fhandler_socket::send_internal): Just use wmem size ifChristopher Faylor2009-08-041-1/+1
| | | | | | | | the length exceeds it. * net.cc (fdsock): Use 65535 as window size, just like the comment says or we run into problems with DuplicateHandle. * path.cc (patch_conv::check): Use set_path to set invalid filename. * path.h (path_conv::path_conv): Ditto.
* * fhandler.h (fhandler_cygdrive:DRVSZ): New enum.Christopher Faylor2009-08-041-1/+1
| | | | | | | | | | | (pdrive_buf): New place to hold information about cygdrive. * fhandler_disk_file.cc (fhandler_cygdrive::set_drives): Store drive info in pdrive_buf since get_win32_name() could now be too small to hold everything. (fhandler_cygdrive::rewinddir): Reset pdrive to pdrive_buf. (fhandler_cygdrive::closedir): Ditto. * pipe.cc (fhandler_pipe::init): Be more defensive when referencing get_win32_name(). Rework logic which made a copy of the POSIX path and then never used it.
* * cygheap_malloc.h: New file.Christopher Faylor2009-08-011-15/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * cygheap.h: Remove stuff now included in cygheap_malloc.h and include that file. Make cygheap_init a standard c++ function. Remove unneeded child_info declaration. * path.h: Include cygheap_malloc.h. Remove extra cstrdup declaration. (path_conv): Reorganize to group variables together. (path_conv::path): Make const char *. (path_conv::known_suffix): Ditto. (path_conv::normalized_path): Ditto. (path_conv::path_conv): Reorganize initializers to reflect new element ordering. (path_conv::get_win32): Change return value to const char *. (path_conv::set_path): Move back here from spawn.cc. (parh_conv::modifiable_path): New function. * path.cc (path_conv::add_ext_from_sym): Accommodate const'ness of known_suffixes. (path_conv::set_normalized_path): Ditto for normalized_path. (path_conv::check): Use modifiable_path whereever we need to modify the path element. Use set_path to set the path. (path_conv::~path_conv): Accommodate new const'ness. * spawn.cc (perhaps_suffix): Declare ext as const since that's what is being returned. (path_conv::set_path): Move back to path.h. * winf.f (linebuf): Perform minor cleanup. (linebuf::fromargv): Change second parameter to const. * winf.cc (linebuf::fromargv): Ditto.
* * path.h (path_conv::set_path): Change return value.Christopher Faylor2009-08-011-1/+1
| | | | | * spawn.cc (path_conv::set_path): Return newly set value. (find_exec): Set retval to newly set value when calling set_path.
* * path.h (cstrdup): Fix declaration.Corinna Vinschen2009-07-301-1/+1
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* * path.h (class path_conv): Convert path from char array to char *.Corinna Vinschen2009-07-301-19/+13
| | | | | | | | | | | | | | Initialize to NULL in constructors. Drop normalized_path_size member. (path_conv::size): Remove. (path_conv::operator =): Always copy with sizeof path_conv. Always duplicate path on cygheap. (path_conv::set_path): Move implementation to spawn.cc. * path.cc (path_conv::set_normalized_path): Always allocate normalized_path on cygheap. (path_conv::check): Don't work on path, rather allocate THIS_path in TLS and use it throughout. When finished, allocate path on cygheap and copy over. Defer tacking on extension after having copied path. * spawn.cc (path_conv::set_path): Implement here.
* * globals.cc: Improve comment on R/O UNICODE_STRINGs.Corinna Vinschen2009-07-171-0/+1
| | | | | | | | | | * mount.h (class fs_info): Add is_mvfs bit. * mount.cc (fs_info::update): Recognize MVFS remote filesystem. (fillout_mntent): Reorder filesystem checks for speed. Add mvfs, unixfs, and sunwnfs filesystem types. * path.h (class path_conv): Add fs_is_mvfs method. * path.cc (symlink_worker): On MVFS, always create symlinks as Windows shortcuts. Explain why.
* * mount.cc: Change comment.Christopher Faylor2008-12-251-45/+1
| | | | | | | | | | | | (smb_extended_info): Move here from path.cc. (fs_info::update): Ditto. (mount_info::create_root_entry): Delay conversion to slashes and use passed in buffer to figure out fs type. * path.cc (smb_extended_info): Move. (fs_info::update): Ditto. * mount.h: New file. Move mount information here. * path.h: (fs_info::update): Move. * shared_info.h (mount_item): Ditto.
* * fhandler_disk_file.cc (fhandler_base::fstat_by_name): Check forCorinna Vinschen2008-07-301-11/+14
| | | | | | | | | | | | | | | file systems incapable of handling FileIdBothDirectoryInformation correctly. (fhandler_disk_file::opendir): Ditto. * path.cc (fs_info::update): Always clear at the start. Rearrange to make certain tests only on non-Samba, non-NFS remote drives. Add test for file systems known to be incapable of handling FileIdBothDirectoryInformation correctly. Right now that's just "UNIXFS". * path.h (struct fs_info): Add has_buggy_fileid_dirinfo flag and accessor methods. (class path_conv): Add has_buggy_fileid_dirinfo method.
* * shared.cc (user_shared_initialize): Fetch potentially changed CygwinCorinna Vinschen2008-07-241-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | username from /etc/passwd before loading mount table. (shared_info::init_installation_root): New function fetching Cygwin's installation root dir and storing as native NT path in global shared memory. (shared_info::initialize): Call init_installation_root exactly once at first startup. * shared_info.h (SHARED_INFO_CB): Accommodate change to shared_info. (CURR_SHARED_MAGIC): Ditto. (class shared_info): Add installation_root member. (shared_info::init_installation_root): Declare. * grp.cc (pwdgrp::read_group): Call pwdgrp::load with native WCHAR path. * passwd.cc (pwdgrp::read_passwd): Ditto. Avoid recursion. (etc::init): Take POBJECT_ATTRIBUTES instead of path_conv. * path.h (etc::init): Change prototype accordingly. * pwdgrp.h (class pwdgrp): Store path as UNICODE_STRING/PWCHAR instead of as path_conv. (pwdgrp::load): Accommodate prototype. * uinfo.cc (pwdgrp::load): Change argument type from char to wchar_t. Create native NT path here instead of calling path_conv. * mount.cc (find_root_from_cygwin_dll): Drop in favor of global initializaion in shared_info. (mount_info::init): Fetch native NT root dir from cygwin_shared. (mount_info::from_fstab): Expect native NT path and use native NT functions to access file. Convert username part in user fstab path according to special char transformation rules. * path.cc (tfx_chars): Convert slash to backslash. (transform_chars): Implement for path given as PWCHAR. (transform_chars): PUNICODE_STRING version calls PWCHAR version. Remove useless commented code.
* * environ.cc (known): Remove "binmode" option.Corinna Vinschen2008-07-181-1/+0
| | | | | | | | * fhandler.cc (binmode): Remove. (fhandler_base::set_flags): Accommodate binmode removal. * path.h (path_conv::set_binary): Remove. * pipe.cc (pipe): Create pipes always as binary pipes. * winsup.h (binmode): Remove declaration.
* Add case-sensitivity.Corinna Vinschen2008-07-161-18/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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.
* Throughout drop allow_ntsec and allow_smbntsec handling.Corinna Vinschen2008-07-141-1/+2
| | | | | | | | | | | | | | | | * environ.cc (set_ntsec): Remove. (set_smbntsec): Remove. (known): Remove ntsec and smbntsec options. * external.cc (check_ntsec): Return true if no filename is given. * mount.cc (oopts): Add "acl" and "noacl" options. Set MOUNT_NOACL flag accordingly. (fillout_mntent): Handle MOUNT_NOACL flag. * path.h (enum path_types): Add PATH_NOACL. * security.cc (allow_ntsec): Remove. (allow_smbntsec): Remove. * security.h (allow_ntsec): Drop declaration. (allow_smbntsec): Drop declaration. * include/sys/mount.h (MOUNT_NOACL): Define.
* * fhandler_disk_file.cc (get_ino_by_handle): Rename pfai to fai.Corinna Vinschen2008-05-211-4/+7
| | | | | | | | | | | | | | | | | | | | | | (fhandler_base::fstat_by_handle): Drop fai_size and pfai in favor of static struct fai_buf. Restructure. (fhandler_base::fstat_by_name): Drop fvi_size and pfvi. Drop fdi_size and pfdi in favor of static struct fdi_buf. Drop redundant test for existance. Use FileDirectoryInformation class instead of FileBothDirectoryInformation. Drop call to NtQueryVolumeInformationFile in favor of using pc.fs_serial_number (). Fix FileId information given to fstat_helper. (fhandler_disk_file::fstatvfs): Drop fvi_size, pfvi, fai_size and pfai. Drop getting FileFsVolumeInformation and FileFsAttributeInformation in favor of using the related path_conv info. (fhandler_disk_file::opendir): Fix comment. (fhandler_disk_file::readdir): Ditto. Use FileDirectoryInformation class instead of FileBothDirectoryInformation. * path.cc (fs_info::update): Store MaximumComponentNameLength in new member name_len. * path.h (struct fs_info): Use ULONG rather than DWORD. Add member name_len to store MaximumComponentNameLength. Add accessor methods. (path_conv::fs_name_len): New method.
* * Makefile.in (DLL_OFILES): Add nfs.o.Corinna Vinschen2008-05-201-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * fhandler.cc (fhandler_base::open): Open files on NFS shares with correct access flags and EAs. * fhandler.h (fhandler_base::fstat_by_nfs_ea): Declare. * fhandler_disk_file.cc (fhandler_base::fstat_by_nfs_ea): New method. (fhandler_base::fstat_by_handle): Call fstat_by_nfs_ea for files on NFS shares. (fhandler_disk_file::fchmod): Use NFS specific method to set mode for files on NFS shares. Don't overrule errno from call to set_file_attribute with errno from NtSetInformationFile call. (fhandler_disk_file::fchown): Add comment. * mount.cc (fillout_mntent): Accommodate change in second parameter to fs_info::update. * nfs.cc: New file. * nfs.h: New file. * path.cc (fs_info::update): Take handle instead of bool as second parameter. Use that handle if it's not NULL. Only close handle if it has been opened here. Use static defined buffers instead of alloca'd buffers. (path_conv::check): Call symlink_info::check with reference to fs. Don't call fs.update here if file exists. (conv_path_list): Prefer tmp_pathbuf buffer over using alloca. (symlink_worker): Use NFS specific method to create symlinks on NFS shares. Prefer tmp_pathbuf buffer over using alloca. (symlink_info::check_shortcut): Reopen file from incoming handle with necessary FILE_GENERIC_READ flag. Prefer tmp_pathbuf buffer over using alloca. (symlink_info::check_sysfile): Ditto. (symlink_info::check_reparse_point): Use tmp_pathbuf buffer to allocate REPARSE_DATA_BUFFER. (symlink_info::check_nfs_symlink): New method. (enum symlink_t): Remove. (symlink_info::check): Don't use NtQueryAttributesFile. Rather, open file with necessary access flags and call NtQueryInformationFile. Fix error handling in case file can't be opened. For existing files, call fs_info::update here. Restructure symlink checking to accommodate the fact that the file is already open. Add case for NFS symlinks. * path.h (fs_info::update): Take handle instead of bool as second parameter.
* * path.cc (path_conv::check): Free wide_path and normalized_path ifCorinna Vinschen2008-05-201-10/+17
| | | | | | necessary. * path.h (path_conv::path_conv): Set wide_path, normalized_path and normalized_path_size to 0 in all constructors.
* * path.cc (path_conv::set_normalized_path): Drop strip_tail argument.Corinna Vinschen2008-05-131-2/+2
| | | | | | | | | | | | | Never strip trailing dots and spaces. * (path_conv::check): Accomodate above change. * path.h (path_conv::operator=): Ditto * dtable.cc (build_fh_dev): Ditto. * fhandler.h (fhandler_base::set_name): Ditto. * path.cc (transform_chars): Disable converting trailing dots and spaces. * path.cc (path_conv::check): Remove two disabled code snippets.
* Add miscfuncs.h to files as needed throughout.Christopher Faylor2008-04-071-0/+3
| | | | | | | | | | | | * 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.
* * Fix copyright dates.Corinna Vinschen2008-04-011-1/+1
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* * smallprint.cc (__small_vswprintf): Fix uninitialized usage of `w'.Corinna Vinschen2008-03-311-1/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Revamp advisory file locking to avoid cross reference pointers as well as to allow BSD flock semantics. More agressively delete unused nodes and sync objects. * fhandler.h (fhandler_base::ino): Rename from namehash. Fix comment. (fhandler_base::node): Remove. (fhandler_base::unique_id): Add. (fhandler_base::del_my_locks): New method. (get_ino): Rename from get_namehash. Change usage throughout Cygwin. (get_unique_id): New method. * fhandler.cc (fhandler_base::close): Call own del_my_locks method. Fix comment. (fhandler_base::fhandler_base): Accommodate new and changed members. (fhandler_base::fixup_after_fork): Call del_my_locks. (fhandler_base::fixup_after_exec): Ditto for files with close-on-exec flag set. * fhandler_disk_file.cc (get_ino_by_handle): Rename from readdir_get_ino_by_handle. Accommodate throughout. (fhandler_base::open_fs): Fill ino with inode number if FS has good inodes. Allocate a LUID and store in unique_id to recognize file descriptors referencing the same file object. * flock.cc: Drop flock TODO comments. Use explicit types __dev32_t and __ino64_t instead of dev_t and ino_t. (LOCK_OBJ_NAME_LEN): Change to reflect longer lf_id length. (get_obj_handle_count): New method. (lockf_t::lf_id): Change type to long long. (inode_t::get_lock_obj_handle_count): Drop in favor of static function get_obj_handle_count. (inode_t::del_locks): Remove. (inode_t::get): Add create_if_missing flag argument. (inode_t::del_my_locks): Reimplement to handle POSIX and BSD flock locks. Return if node can be deleted or not. (inode_t::~inode_t): Ditto. Close handles to i_dir and i_mtx. (fixup_lockf_after_fork): Remove. (fhandler_base::del_my_locks): New method. (fixup_lockf_after_exec): Check if node can be deleted. (inode_t::get): Only create node if create_if_missing is set. Lock the returned node here before unlocking the node list. (inode_t::get_all_locks_list): Accommodate new lf_id length. (inode_t::create_lock_obj): Ditto. (lockf_t::open_lock_obj): Ditto. Change return type to bool. De-const. Set lf_obj instead of returning a handle. (lockf_t::del_lock_obj): Call SetEvent only if new incoming parameters allow it. Explain how it's supposed to work. (fhandler_disk_file::lock): Only fetch file length in SEEK_END case. Use NtQueryInformationFile(FileStandardInformation) instead of calling fstat_by_handle. Always unlock node before returning. Use fhandler's unique id to create lf_id for BSD flock locks. Rely on node lock from inode_t::get. Call del_lock_obj on removed locks here to allow explicit unlocking. Delete node if no lock exists on the file anymore. (lf_setlock): Get file handle as additional parameter. Handle the fact that lf_getblock now always opens the attached event object. Reactivate erroneously applied patch which deactivates setting thread priority. Additionally handle blocking on BSD flock locks. (lf_clearlock): Get file handle as additional parameter. (lf_getlock): Close event handle opened by lf_getblock. (lf_getblock): Open potentially blocking event object here and check its signal state if it's a BSD flock lock. (lf_wakelock): Get file handle as additional parameter. * fork.cc (frok::child): Drop call to fixup_lockf_after_fork. * ntdll.h (struct _EVENT_BASIC_INFORMATION): Define. (enum _EVENT_INFORMATION_CLASS): Define. (NtQueryEvent): Declare. * fhandler.h (fhandler_base::fs_flags): Remove. (fhandler_base::set_fs_flags): Remove. (fhandler_base::get_fs_flags): Remove. * fhandler.cc (fhandler_base::write): Check for sparse file using pc.fs_flags(). * fhandler_disk_file.cc (fhandler_disk_file::ftruncate): Ditto. The return of the volume serial number in fs_info. * fhandler.h (get_dev): New method. * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): Drop call to NtQueryVolumeInformationFile(FileFsVolumeInformation). Just use get_dev() method. * fhandler_fifo.cc (fhandler_fifo::open) Use device ID and inode number to generate fifo name. * path.h (fs_info::sernum): New member. (fs_info::serial_number): New method. (path_conv::fs_serial_number): New method. * path.cc (fs_info::update): Fetch volume serial number and store in sernum.
* * dtable.cc: Define various device-related string constants as wide characterChristopher Faylor2008-03-221-6/+6
| | | | | | | | | | | | | | | | | | | | | constants. (dtable::init_std_file_from_handle): Reorganize pipe handling to try to catch special tty case. (build_fh_name_worker): Declare for common use. (build_fh_name): Define char version. (build_fh_name): Define (currently unused) UNICODE_STRING version. (decode_tty): Detect if pipe is actually a cygwin tty, returning the tty name in the buffer. (handle_to_fn): Reorganize to use wide characters. * dtable.h (build_fh_name): Declare (currently unused) UNICODE_STRING version. * fhandler_tty.cc (fhandler_pty_master::setup): Use fhandler_pipe::create_selectable to create a pipe with a given name. * pipe.cc (pipe_handler): Make returned handle inheritable. (fhandler_pipe::create_selectable): Take an optional name. Use a standard cygwin introducer for the name. * path.cc (path_conv::check): Make first argument const. * path.h (path_conv::check): Ditto for declaration. (path_conv::path_conv): Ditto for UNICODE_STRING version.
* * fhandler_disk_file.cc (fhandler_disk_file::readdir_helper): DisableCorinna Vinschen2008-03-121-2/+0
| | | | | | | | | | | | | | | | | | | | munging. Convert all chars in the 0xf0xx area to it's ascii equivalent. * path.cc (normalize_posix_path): Don't treat "X:foo" as windows path, only "a:\foo". (tfx_chars): New transformation table for special DOS chars. (tfx_chars_managed): Ditto, plus transformation of uppercase ASCII chars. (transform_chars): New function. (get_nt_native_path): Make static. Call transform_chars for all valid FS paths. Get additional flag if file is managed or not. Accommodate throughout. (getfileattr): Get additional flag if file is managed or not. Accommodate throughout. (path_conv::check): Disable special handling for trailing dots and spaces. (mount_item::build_win32): Disable code for managed paths. (mount_info::conv_to_posix_path): Ditto. * path.h (get_nt_native_path): Remove declaration.
* * Makefile.in (DLL_OFILES): Add tls_pbuf.o.Corinna Vinschen2008-03-071-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * autoload.cc (CreateDesktopW): Replace CreateDesktopA. (CreateWindowStationW): Replace CreateWindowStationA. (GetUserObjectInformationW): Replace GetUserObjectInformationA. * cygheap.h (cwdstuff::get): Assume default buffer size NT_MAX_PATH. * cygtls.cc (_cygtls::remove): Free temporary TLS path buffers. * cygtls.h (TP_NUM_C_BUFS): Define. (TP_NUM_W_BUFS): Define. (class tls_pathbuf): New class to store pointers to thread local temporary path buffers. (_local_storage::pathbufs): New member. * environ.cc (win_env::add_cache): Use temporary TLS path buffer instead of stack based buffer. (posify): Get temporary outenv buffer from calling function. (environ_init): Create temporary TLS path buffer for posify. (build_env): Create Windows environment block as WCHAR buffer. * environ.h (build_env): Change declaration accordingly. * external.cc (sync_winenv): Accommodate build_env change. * fhandler_console.cc (fhandler_console::need_invisible): Use GetUserObjectInformationW and CreateWindowStationW. * fhandler_process.cc (format_process_maps): Use temporary TLS path buffer instead of stack based buffer. * fork.cc (frok::parent): Convert to use CreateProcessW. * path.cc: Throughout use temporary TLS path buffers instead of stack based buffer. Replace checks for CYG_MAX_PATH by checks for NT_MAX_PATH. (getfileattr): New function to replace GetFileAttributesA. (normalize_win32_path): Remove Win32 and NT long path prefixes. (getwd): Assume PATH_MAX + 1 buffer per SUSv3. * path.h (class path_conv): Set path buffer to size NT_MAX_PATH. (iswdrive): Define. * pinfo.cc (commune_process): Use temporary TLS path buffer instead of stack based buffer. * registry.cc (get_registry_hive_path): Ditto. (load_registry_hive): Ditto. * spawn.cc (spawn_guts): Convert to use CreateProcessW and CreateProcessAsUserW. (av::fixup): Open/close file using NtOpenFile/NtClose. * syscalls.cc (mknod_worker): Allow PATH_MAX file name. (mknod32): Ditto. (getusershell): Ditto. * tls_pbuf.cc: New file implementing tls_pathbuf and tmp_pathbuf methods. * tls_pbuf.h: New header for files using tmp_pathbuf. * tlsoffsets.h: Regenerate. * winsup.h (NT_MAX_PATH): Define as 32767 to avoid USHORT overflow.
* * ntdll.h (struct _FILE_FS_OBJECTID_INFORMATION): Define.Corinna Vinschen2008-01-221-4/+5
| | | | | | | | * path.cc (struct smb_extended_info): Define. (fs_info::update): Request object id info to get Samba information. Set flags according to new implementation. * path.h (struct fs_info): Add samba_version to status_flags. Implement flags() and samba_version() using IMPLEMENT_STATUS_FLAG.
* * ntdll.h (NtNotifyChangeDirectoryFile): Declare.Corinna Vinschen2007-08-211-3/+4
| | | | | | | | | | | | | | (NtQueryAttributesFile): Move to maintain alphabetical order of declarations. Add comment to note that timestamp information returned by NtQueryAttributesFile is unreliable. * path.h (etc::changed_h): Move here. (etc::fn): Change type to OBJECT_ATTRIBUTES. (etc::last_modified): Change type to LARGE_INTEGER. (etc::init): Take PUNICODE_STRING as second argument. * path.cc: Accomodate above changes. (etc::test_file_change): Use NT native functions. (etc::dir_changed): Ditto. * uinfo.cc (pwdgrp::load): Call etc::init with NT native path.
* * hookapi.cc (ld_preload): Call LoadLibraryW.Corinna Vinschen2007-08-201-0/+6
| | | | * path.h (path_conv::get_wide_win32_path_len): Define.
* * path.cc (fillout_mntent): Append backslash to drive-only paths beforeCorinna Vinschen2007-08-191-14/+3
| | | | | | calling fs_info::update. * path.h (fs_info::clear): Simplify. (fs_info::fs_info): Add constructor.
* * path.h (path_conv::operator char *): Delete.Corinna Vinschen2007-08-161-2/+0
| | | | | | | | | | | | | (path_conv::operator const char *): Delete. * dlfcn.cc: Throughout, replace path_conv::operator char * and path_conv::operator const char * by call to path_conv::get_win32 for easier transition to UNICODE_PATHs. * fhandler_socket.cc: Ditto. * hookapi.cc: Ditto. * path.cc: Ditto. * spawn.cc: Ditto. * syscalls.cc: Ditto. * uinfo.cc: Ditto.
* * fhandler_disk_file.cc (fhandler_disk_file::link): Drop superfluousCorinna Vinschen2007-08-151-1/+0
| | | | | test for trailing dot. * path.h (path_conv::operator []): Remove.
* * fhandler.h (fhandler_base::pc): Make public.Corinna Vinschen2007-08-141-0/+2
| | | | | | | | | | | | | | | * fhandler_disk_file.cc (fhandler_disk_file::link): Drop extern declaration of stat_suffixes. Use NT native path in debug output. (fhandler_base::utimes_fs): Simplify closeit case. Use close_fs to close newly opened file handle. (fhandler_base::open_fs): Use NT native path in debug output. * path.cc: Throughout drop extern declaration of stat_suffixes. * path.h (stat_suffixes): Declare. * sec_acl.cc (acl_worker): Drop extern declaration of stat_suffixes. * times.cc (utimes_worker): Take path_conv as parameter instead of single-byte pathnam, drop nofollow argument, accommodate throughout. Compare UNICODE paths when enumerating file descriptors. Fix formatting. Use NT native path in debug output.
* * devices.in (dev_storage): Use native NT device name for kmsg mailslot.Corinna Vinschen2007-08-131-1/+7
| | | | | | | | | | | | | | | * devices.cc: Regenerate. * fhandler.cc (fhandler_base::operator =): Use path_conv assignment operator. (fhandler_base::set_name): Ditto. (fhandler_base::open): Use NT native path in debug output. * fhandler_mailslot.cc: Convert to NT native function calls. * ntdll.h (struct _FILE_MAILSLOT_SET_INFORMATION): Define. (NtCreateMailslotFile): Declare. * path.cc (path_conv::set_normalized_path): Don't set wide_path to NULL. (path_conv::set_name): Remove unused function. * path.h (path_conv::set_name): Drop declaration. (path_conv::operator =): Define.
* * path.h (struct fs_info): Drop root_len and name_hash members.Corinna Vinschen2007-08-021-16/+0
| | | | | | | (fsinfo::length): Remove. (path_conv::rootdir): Remove. * syscalls.cc (try_to_bin): Use rootdir function instead of path_conv::rootdir method.
* * fhandler_disk_file.cc (fhandler_base::fstat_by_handle): DropCorinna Vinschen2007-08-011-13/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | usage of path_conv::volser(). (fhandler_base::fstat_by_name): Ditto. * ntdll.h (STATUS_NO_MEDIA_IN_DEVICE): Define. (STATUS_OBJECT_NAME_NOT_FOUND): Define. (FILE_REMOVABLE_MEDIA, FILE_READ_ONLY_DEVICE, FILE_FLOPPY_DISKETTE) (FILE_WRITE_ONCE_MEDIA, FILE_REMOTE_DEVICE, FILE_DEVICE_IS_MOUNTED) (FILE_VIRTUAL_VOLUME, FILE_AUTOGENERATED_DEVICE_NAME) FILE_DEVICE_SECURE_OPEN): Define Device Characteristics. (struct _FILE_FS_DEVICE_INFORMATION): Define. * path.cc (MAX_FS_INFO_CNT): Remove. (fsinfo): Remove. (fsinfo_cnt): Remove. (fs_info::update): Rewrite using native NT functions. Drop fs_info cashing since it's incorrect. (path_conv::fillin): Use NtQueryInformationFile. Drop setting serial number. (path_conv::check): Accommodate new fs_info::update parameters. (fillout_mntent): Ditto. * path.h (fs_info): Drop serial, has_ea and drive_type status flags. (fs_info::update): Declare with new parameters. (path_conf::drive_type): Remove. (path_conf::fs_has_ea): Remove. (path_conf::volser): Remove.
* * fhandler_disk_file.cc (fhandler_disk_file::link): Revert to checkingCorinna Vinschen2007-07-311-0/+1
| | | | | | | | | | for binary in case of .exe files. * ntdll.h (RtlPrefixUnicodeString): Declare. * path.cc (path_conv::is_binary): New method. * path.h (path_conv::is_binary): Declare. * syscalls.cc (rename_append_suffix): New static helper function for rename. (rename): Rewrite. New suffix tests. Use native NT functions.
* * dir.cc (readdir_worker): Drop dir parameter from call toCorinna Vinschen2007-07-261-2/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | readdir_get_ino. * fhandler.h (fhandler_disk_file::readdir_helper): Switch file name parameter to PUNICODE_STRING. * fhandler_disk_file.cc: Drop including ntdef.h. (class __DIR_mounts): Store mount points in UNICODE. Additionally store cygdrive prefix in unicode here. Change methods accordingly. (__DIR_mounts::eval_ino): Call new stat_worker instead of lstat64. (__DIR_mounts::~__DIR_mounts): New destructor to free UNICODE buffers. (path_conv::ndisk_links): Rewrite using native NT functions. (fhandler_base::fstat_by_handle): Use NAME_MAX instead of CYG_MAX_PATH. Always set pfvi->VolumeSerialNumber to non-0. Remove last resort code. (fhandler_base::fstat_by_name): Rewrite using native NT functions. (fhandler_base::fstat_fs): Always call fstat_by_name if fstat_by_handle fails. (fhandler_base::fstat_helper): Rely on dwVolumeSerialNumber. (fhandler_disk_file::facl): Call fstat_by_name if fstat_by_handle fails. (DIR_BUF_SIZE): Define using NAME_MAX instead of CYG_MAX_PATH. (__DIR_cache): Remove __name. (d_dirname): Remove. (fhandler_disk_file::opendir): Drop pathname length check. Remove outdated comment. Use get_name method instead of accessing pc.normalized_path directly. (readdir_get_ino): Drop unused dir parameter. Accomodate throughout. Allocate fname dynamically. Call new stat_worker instead of lstat64. Call NtOpenFile instead of CreateFile. Call NtClose instead of CloseHandle. (fhandler_disk_file::readdir_helper): Use native NT functions. Check for volume mount points and use correct inode number. (fhandler_disk_file::readdir): Simplify slightly. Use get_name instead of pc.normalized_path. (fhandler_disk_file::rewinddir): Use RtlInitUnicodeString. (fhandler_cygdrive::fstat): Ignore floppy drives. Set st_nlink correctly. (fhandler_cygdrive::readdir): Ignore floppy drives. * fhandler_netdrive.cc (fhandler_netdrive::readdir): Accommodate change to readdir_get_ino. * fhandler_proc.cc (PROC_DIR_COUNT): Define. (fhandler_proc::fstat): Evaluate correct link count for /proc. * ntdll.h (struct _FILE_DIRECTORY_INFORMATION): Define. (NtFsControlFile): Declare. (RtlAppendUnicodeToString): Declare. (RtlAppendUnicodeStringToString): Declare. (RtlCompareUnicodeString): Declare. (RtlCopyUnicodeString): Declare. (RtlCreateUnicodeStringFromAsciiz): Declare. (RtlEqualUnicodeString): Declare. (RtlFreeUnicodeString): Declare. (RtlInitEmptyUnicodeString): Declare. (RtlSecondsSince1970ToTime): Declare. (RtlInitEmptyUnicodeString): Define as inline function. (RtlInitCountedUnicodeString): Define as inline function. * path.cc (path_conv::check): New method with PUNICODE_STRING as path, preliminary implementation. (mount_info::get_mounts_here): Change to create UNICODE_STRINGs. Also copy cygpath prefix into UNICODE_STRING. (is_floppy): Drop 9x consideration. * path.h: Drop including ntdef.h. (path_conv::check): Add declaration. (path_conv::path_conv): Add constructor for UNICODE_STRING paths. * shared_info.h (mount_info::get_mounts_here): Change declaration. * syscalls.cc: Drop forward declaration of stat_worker. (stat_worke): Take path_conv as parameter. Drop nofollow flag. (stat64): Create matching path_conv and call stat_worker with it. (lstat64): Ditto. * winsup.h: Include ntdef.h. (stat_worker): Declare. (readdir_get_ino): Change declaration.
* * fhandler.cc (fhandler_base::open): Drop local wpath and upathCorinna Vinschen2007-07-191-4/+11
| | | | | | | | | | | | | | | | | variables. Call pc.get_object_attr to create object attributes. * fhandler_disk_file.cc (fhandler_disk_file::opendir): Ditto. * syscalls.cc (unlink_nt): Ditto. * path.cc (path_conv::set_normalized_path): Set wide_path to NULL. (path_conv::get_nt_native_path): Drop parameter. Create path in wide_path/uni_path members. (path_conv::get_object_attr): New method to create object attributes. (path_conv::get_wide_win32_path): New method to create Win32 wide path. (path_conv::check): Initialize wide_path to NULL. (path_conv::~path_conv): cfree wide_path. * path.h (class path_conv): New members wide_path and uni_path. Add declarations of get_object_attr and get_wide_win32_path. (path_conv::path_conv): Initialize wide_path to NULL. (path_conv::get_nt_native_path): Drop parameter.
* * path.cc (fs_info::update): Set and use is_cdrom.Christopher Faylor2007-05-151-6/+11
| | | | | | | | | | | * path.cc (fillout_mntent): Set ret.mnt_type to something more Linux-like, based on data from fs_info. Move "system" and "user" strings from mnt_type to mnt_opts. * path.h (struct fs_info): Add is_cdrom field. * path.h (fs_info::clear): Initialize is_cdrom. * path.h (struct fs_info): Add IMPLEMENT_STATUS_FLAG(bool,is_cdrom). * path.h (class path_conv): Add fs_is_cdrom method. Add missing fs_is_netapp method.
* * Makefile.in (DLL_OFILES): Add fhandler_procnet.o.Corinna Vinschen2007-01-171-1/+8
| | | | | | | | | | | | | | | | | | | | | | * 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.
* * autoload.cc (SHFileOperationA): Drop definition.Corinna Vinschen2006-12-101-0/+16
| | | | | | | | | | | | | | | | | | | * 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.
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