diff options
Diffstat (limited to 'Utilities/cmlibuv/src/win/fs.c')
| -rw-r--r-- | Utilities/cmlibuv/src/win/fs.c | 581 |
1 files changed, 257 insertions, 324 deletions
diff --git a/Utilities/cmlibuv/src/win/fs.c b/Utilities/cmlibuv/src/win/fs.c index 2d72cdc..097b00e 100644 --- a/Utilities/cmlibuv/src/win/fs.c +++ b/Utilities/cmlibuv/src/win/fs.c @@ -43,11 +43,26 @@ #define UV_FS_CLEANEDUP 0x0010 -#define QUEUE_FS_TP_JOB(loop, req) \ - do { \ - uv__req_register(loop, req); \ - uv__work_submit((loop), &(req)->work_req, uv__fs_work, uv__fs_done); \ - } while (0) +#define INIT(subtype) \ + do { \ + if (req == NULL) \ + return UV_EINVAL; \ + uv_fs_req_init(loop, req, subtype, cb); \ + } \ + while (0) + +#define POST \ + do { \ + if (cb != NULL) { \ + uv__req_register(loop, req); \ + uv__work_submit(loop, &req->work_req, uv__fs_work, uv__fs_done); \ + return 0; \ + } else { \ + uv__fs_work(&req->work_req); \ + return req->result; \ + } \ + } \ + while (0) #define SET_REQ_RESULT(req, result_value) \ do { \ @@ -113,6 +128,7 @@ const WCHAR LONG_PATH_PREFIX_LEN = 4; const WCHAR UNC_PATH_PREFIX[] = L"\\\\?\\UNC\\"; const WCHAR UNC_PATH_PREFIX_LEN = 8; +static int uv__file_symlink_usermode_flag = SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE; void uv_fs_init(void) { _fmode = _O_BINARY; @@ -220,6 +236,7 @@ INLINE static int fs__capture_path(uv_fs_t* req, const char* path, INLINE static void uv_fs_req_init(uv_loop_t* loop, uv_fs_t* req, uv_fs_type fs_type, const uv_fs_cb cb) { + uv__once_init(); UV_REQ_INIT(req, UV_FS); req->loop = loop; req->flags = 0; @@ -398,21 +415,21 @@ void fs__open(uv_fs_t* req) { umask(current_umask); /* convert flags and mode to CreateFile parameters */ - switch (flags & (_O_RDONLY | _O_WRONLY | _O_RDWR)) { - case _O_RDONLY: + switch (flags & (UV_FS_O_RDONLY | UV_FS_O_WRONLY | UV_FS_O_RDWR)) { + case UV_FS_O_RDONLY: access = FILE_GENERIC_READ; break; - case _O_WRONLY: + case UV_FS_O_WRONLY: access = FILE_GENERIC_WRITE; break; - case _O_RDWR: + case UV_FS_O_RDWR: access = FILE_GENERIC_READ | FILE_GENERIC_WRITE; break; default: goto einval; } - if (flags & _O_APPEND) { + if (flags & UV_FS_O_APPEND) { access &= ~FILE_WRITE_DATA; access |= FILE_APPEND_DATA; } @@ -422,26 +439,33 @@ void fs__open(uv_fs_t* req) { * does. We indiscriminately use all the sharing modes, to match * UNIX semantics. In particular, this ensures that the file can * be deleted even whilst it's open, fixing issue #1449. + * We still support exclusive sharing mode, since it is necessary + * for opening raw block devices, otherwise Windows will prevent + * any attempt to write past the master boot record. */ - share = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE; + if (flags & UV_FS_O_EXLOCK) { + share = 0; + } else { + share = FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE; + } - switch (flags & (_O_CREAT | _O_EXCL | _O_TRUNC)) { + switch (flags & (UV_FS_O_CREAT | UV_FS_O_EXCL | UV_FS_O_TRUNC)) { case 0: - case _O_EXCL: + case UV_FS_O_EXCL: disposition = OPEN_EXISTING; break; - case _O_CREAT: + case UV_FS_O_CREAT: disposition = OPEN_ALWAYS; break; - case _O_CREAT | _O_EXCL: - case _O_CREAT | _O_TRUNC | _O_EXCL: + case UV_FS_O_CREAT | UV_FS_O_EXCL: + case UV_FS_O_CREAT | UV_FS_O_TRUNC | UV_FS_O_EXCL: disposition = CREATE_NEW; break; - case _O_TRUNC: - case _O_TRUNC | _O_EXCL: + case UV_FS_O_TRUNC: + case UV_FS_O_TRUNC | UV_FS_O_EXCL: disposition = TRUNCATE_EXISTING; break; - case _O_CREAT | _O_TRUNC: + case UV_FS_O_CREAT | UV_FS_O_TRUNC: disposition = CREATE_ALWAYS; break; default: @@ -449,34 +473,49 @@ void fs__open(uv_fs_t* req) { } attributes |= FILE_ATTRIBUTE_NORMAL; - if (flags & _O_CREAT) { + if (flags & UV_FS_O_CREAT) { if (!((req->fs.info.mode & ~current_umask) & _S_IWRITE)) { attributes |= FILE_ATTRIBUTE_READONLY; } } - if (flags & _O_TEMPORARY ) { + if (flags & UV_FS_O_TEMPORARY ) { attributes |= FILE_FLAG_DELETE_ON_CLOSE | FILE_ATTRIBUTE_TEMPORARY; access |= DELETE; } - if (flags & _O_SHORT_LIVED) { + if (flags & UV_FS_O_SHORT_LIVED) { attributes |= FILE_ATTRIBUTE_TEMPORARY; } - switch (flags & (_O_SEQUENTIAL | _O_RANDOM)) { + switch (flags & (UV_FS_O_SEQUENTIAL | UV_FS_O_RANDOM)) { case 0: break; - case _O_SEQUENTIAL: + case UV_FS_O_SEQUENTIAL: attributes |= FILE_FLAG_SEQUENTIAL_SCAN; break; - case _O_RANDOM: + case UV_FS_O_RANDOM: attributes |= FILE_FLAG_RANDOM_ACCESS; break; default: goto einval; } + if (flags & UV_FS_O_DIRECT) { + attributes |= FILE_FLAG_NO_BUFFERING; + } + + switch (flags & (UV_FS_O_DSYNC | UV_FS_O_SYNC)) { + case 0: + break; + case UV_FS_O_DSYNC: + case UV_FS_O_SYNC: + attributes |= FILE_FLAG_WRITE_THROUGH; + break; + default: + goto einval; + } + /* Setting this flag makes it possible to open a directory. */ attributes |= FILE_FLAG_BACKUP_SEMANTICS; @@ -489,9 +528,9 @@ void fs__open(uv_fs_t* req) { NULL); if (file == INVALID_HANDLE_VALUE) { DWORD error = GetLastError(); - if (error == ERROR_FILE_EXISTS && (flags & _O_CREAT) && - !(flags & _O_EXCL)) { - /* Special case: when ERROR_FILE_EXISTS happens and O_CREAT was */ + if (error == ERROR_FILE_EXISTS && (flags & UV_FS_O_CREAT) && + !(flags & UV_FS_O_EXCL)) { + /* Special case: when ERROR_FILE_EXISTS happens and UV_FS_O_CREAT was */ /* specified, it means the path referred to a directory. */ SET_REQ_UV_ERROR(req, UV_EISDIR, error); } else { @@ -556,9 +595,14 @@ void fs__read(uv_fs_t* req) { DWORD error; int result; unsigned int index; + LARGE_INTEGER original_position; + LARGE_INTEGER zero_offset; + int restore_position; VERIFY_FD(fd, req); + zero_offset.QuadPart = 0; + restore_position = 0; handle = uv__get_osfhandle(fd); if (handle == INVALID_HANDLE_VALUE) { @@ -569,6 +613,10 @@ void fs__read(uv_fs_t* req) { if (offset != -1) { memset(&overlapped, 0, sizeof overlapped); overlapped_ptr = &overlapped; + if (SetFilePointerEx(handle, zero_offset, &original_position, + FILE_CURRENT)) { + restore_position = 1; + } } else { overlapped_ptr = NULL; } @@ -593,6 +641,9 @@ void fs__read(uv_fs_t* req) { ++index; } while (result && index < req->fs.info.nbufs); + if (restore_position) + SetFilePointerEx(handle, original_position, NULL, FILE_BEGIN); + if (result || bytes > 0) { SET_REQ_RESULT(req, bytes); } else { @@ -615,9 +666,14 @@ void fs__write(uv_fs_t* req) { DWORD bytes; int result; unsigned int index; + LARGE_INTEGER original_position; + LARGE_INTEGER zero_offset; + int restore_position; VERIFY_FD(fd, req); + zero_offset.QuadPart = 0; + restore_position = 0; handle = uv__get_osfhandle(fd); if (handle == INVALID_HANDLE_VALUE) { SET_REQ_WIN32_ERROR(req, ERROR_INVALID_HANDLE); @@ -627,6 +683,10 @@ void fs__write(uv_fs_t* req) { if (offset != -1) { memset(&overlapped, 0, sizeof overlapped); overlapped_ptr = &overlapped; + if (SetFilePointerEx(handle, zero_offset, &original_position, + FILE_CURRENT)) { + restore_position = 1; + } } else { overlapped_ptr = NULL; } @@ -651,6 +711,9 @@ void fs__write(uv_fs_t* req) { ++index; } while (result && index < req->fs.info.nbufs); + if (restore_position) + SetFilePointerEx(handle, original_position, NULL, FILE_BEGIN); + if (result || bytes > 0) { SET_REQ_RESULT(req, bytes); } else { @@ -1029,7 +1092,8 @@ cleanup: } -INLINE static int fs__stat_handle(HANDLE handle, uv_stat_t* statbuf) { +INLINE static int fs__stat_handle(HANDLE handle, uv_stat_t* statbuf, + int do_lstat) { FILE_ALL_INFORMATION file_info; FILE_FS_VOLUME_INFORMATION volume_info; NTSTATUS nt_status; @@ -1084,19 +1148,25 @@ INLINE static int fs__stat_handle(HANDLE handle, uv_stat_t* statbuf) { */ statbuf->st_mode = 0; - if (file_info.BasicInformation.FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) { + /* + * On Windows, FILE_ATTRIBUTE_REPARSE_POINT is a general purpose mechanism + * by which filesystem drivers can intercept and alter file system requests. + * + * The only reparse points we care about are symlinks and mount points, both + * of which are treated as POSIX symlinks. Further, we only care when + * invoked via lstat, which seeks information about the link instead of its + * target. Otherwise, reparse points must be treated as regular files. + */ + if (do_lstat && + (file_info.BasicInformation.FileAttributes & FILE_ATTRIBUTE_REPARSE_POINT)) { /* - * It is possible for a file to have FILE_ATTRIBUTE_REPARSE_POINT but not have - * any link data. In that case DeviceIoControl() in fs__readlink_handle() sets - * the last error to ERROR_NOT_A_REPARSE_POINT. Then the stat result mode - * calculated below will indicate a normal directory or file, as if - * FILE_ATTRIBUTE_REPARSE_POINT was not present. + * If reading the link fails, the reparse point is not a symlink and needs + * to be treated as a regular file. The higher level lstat function will + * detect this failure and retry without do_lstat if appropriate. */ - if (fs__readlink_handle(handle, NULL, &statbuf->st_size) == 0) { - statbuf->st_mode |= S_IFLNK; - } else if (GetLastError() != ERROR_NOT_A_REPARSE_POINT) { + if (fs__readlink_handle(handle, NULL, &statbuf->st_size) != 0) return -1; - } + statbuf->st_mode |= S_IFLNK; } if (statbuf->st_mode == 0) { @@ -1139,8 +1209,12 @@ INLINE static int fs__stat_handle(HANDLE handle, uv_stat_t* statbuf) { * * Therefore we'll just report a sensible value that's quite commonly okay * on modern hardware. + * + * 4096 is the minimum required to be compatible with newer Advanced Format + * drives (which have 4096 bytes per physical sector), and to be backwards + * compatible with older drives (which have 512 bytes per physical sector). */ - statbuf->st_blksize = 2048; + statbuf->st_blksize = 4096; /* Todo: set st_flags to something meaningful. Also provide a wrapper for * chattr(2). @@ -1191,9 +1265,11 @@ INLINE static void fs__stat_impl(uv_fs_t* req, int do_lstat) { return; } - if (fs__stat_handle(handle, &req->statbuf) != 0) { + if (fs__stat_handle(handle, &req->statbuf, do_lstat) != 0) { DWORD error = GetLastError(); - if (do_lstat && error == ERROR_SYMLINK_NOT_SUPPORTED) { + if (do_lstat && + (error == ERROR_SYMLINK_NOT_SUPPORTED || + error == ERROR_NOT_A_REPARSE_POINT)) { /* We opened a reparse point but it was not a symlink. Try again. */ fs__stat_impl(req, 0); @@ -1237,7 +1313,7 @@ static void fs__fstat(uv_fs_t* req) { return; } - if (fs__stat_handle(handle, &req->statbuf) != 0) { + if (fs__stat_handle(handle, &req->statbuf, 0) != 0) { SET_REQ_WIN32_ERROR(req, GetLastError()); return; } @@ -1309,6 +1385,22 @@ static void fs__ftruncate(uv_fs_t* req) { } +static void fs__copyfile(uv_fs_t* req) { + int flags; + int overwrite; + + flags = req->fs.info.file_flags; + overwrite = flags & UV_FS_COPYFILE_EXCL; + + if (CopyFileW(req->file.pathw, req->fs.info.new_pathw, overwrite) == 0) { + SET_REQ_WIN32_ERROR(req, GetLastError()); + return; + } + + SET_REQ_RESULT(req, 0); +} + + static void fs__sendfile(uv_fs_t* req) { int fd_in = req->file.fd, fd_out = req->fs.info.fd_out; size_t length = req->fs.info.bufsml[0].len; @@ -1675,25 +1767,46 @@ error: static void fs__symlink(uv_fs_t* req) { - WCHAR* pathw = req->file.pathw; - WCHAR* new_pathw = req->fs.info.new_pathw; - int flags = req->fs.info.file_flags; - int result; + WCHAR* pathw; + WCHAR* new_pathw; + int flags; + int err; + pathw = req->file.pathw; + new_pathw = req->fs.info.new_pathw; - if (flags & UV_FS_SYMLINK_JUNCTION) { + if (req->fs.info.file_flags & UV_FS_SYMLINK_JUNCTION) { fs__create_junction(req, pathw, new_pathw); - } else if (pCreateSymbolicLinkW) { - result = pCreateSymbolicLinkW(new_pathw, - pathw, - flags & UV_FS_SYMLINK_DIR ? SYMBOLIC_LINK_FLAG_DIRECTORY : 0) ? 0 : -1; - if (result == -1) { - SET_REQ_WIN32_ERROR(req, GetLastError()); - } else { - SET_REQ_RESULT(req, result); - } - } else { + return; + } + if (!pCreateSymbolicLinkW) { SET_REQ_UV_ERROR(req, UV_ENOSYS, ERROR_NOT_SUPPORTED); + return; + } + + if (req->fs.info.file_flags & UV_FS_SYMLINK_DIR) + flags = SYMBOLIC_LINK_FLAG_DIRECTORY | uv__file_symlink_usermode_flag; + else + flags = uv__file_symlink_usermode_flag; + + if (pCreateSymbolicLinkW(new_pathw, pathw, flags)) { + SET_REQ_RESULT(req, 0); + return; + } + + /* Something went wrong. We will test if it is because of user-mode + * symlinks. + */ + err = GetLastError(); + if (err == ERROR_INVALID_PARAMETER && + flags & SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE) { + /* This system does not support user-mode symlinks. We will clear the + * unsupported flag and retry. + */ + uv__file_symlink_usermode_flag = 0; + fs__symlink(req); + } else { + SET_REQ_WIN32_ERROR(req, err); } } @@ -1831,6 +1944,7 @@ static void uv__fs_work(struct uv__work* w) { XX(CLOSE, close) XX(READ, read) XX(WRITE, write) + XX(COPYFILE, copyfile) XX(SENDFILE, sendfile) XX(STAT, stat) XX(LSTAT, lstat) @@ -1877,6 +1991,9 @@ static void uv__fs_done(struct uv__work* w, int status) { void uv_fs_req_cleanup(uv_fs_t* req) { + if (req == NULL) + return; + if (req->flags & UV_FS_CLEANEDUP) return; @@ -1907,8 +2024,7 @@ int uv_fs_open(uv_loop_t* loop, uv_fs_t* req, const char* path, int flags, int mode, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_OPEN, cb); - + INIT(UV_FS_OPEN); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); @@ -1916,28 +2032,14 @@ int uv_fs_open(uv_loop_t* loop, uv_fs_t* req, const char* path, int flags, req->fs.info.file_flags = flags; req->fs.info.mode = mode; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__open(req); - return req->result; - } + POST; } int uv_fs_close(uv_loop_t* loop, uv_fs_t* req, uv_file fd, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_CLOSE, cb); + INIT(UV_FS_CLOSE); req->file.fd = fd; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__close(req); - return req->result; - } + POST; } @@ -1948,11 +2050,11 @@ int uv_fs_read(uv_loop_t* loop, unsigned int nbufs, int64_t offset, uv_fs_cb cb) { + INIT(UV_FS_READ); + if (bufs == NULL || nbufs == 0) return UV_EINVAL; - uv_fs_req_init(loop, req, UV_FS_READ, cb); - req->file.fd = fd; req->fs.info.nbufs = nbufs; @@ -1966,14 +2068,7 @@ int uv_fs_read(uv_loop_t* loop, memcpy(req->fs.info.bufs, bufs, nbufs * sizeof(*bufs)); req->fs.info.offset = offset; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__read(req); - return req->result; - } + POST; } @@ -1984,11 +2079,11 @@ int uv_fs_write(uv_loop_t* loop, unsigned int nbufs, int64_t offset, uv_fs_cb cb) { + INIT(UV_FS_WRITE); + if (bufs == NULL || nbufs == 0) return UV_EINVAL; - uv_fs_req_init(loop, req, UV_FS_WRITE, cb); - req->file.fd = fd; req->fs.info.nbufs = nbufs; @@ -2002,14 +2097,7 @@ int uv_fs_write(uv_loop_t* loop, memcpy(req->fs.info.bufs, bufs, nbufs * sizeof(*bufs)); req->fs.info.offset = offset; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__write(req); - return req->result; - } + POST; } @@ -2017,20 +2105,13 @@ int uv_fs_unlink(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_UNLINK, cb); - + INIT(UV_FS_UNLINK); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__unlink(req); - return req->result; - } + POST; } @@ -2038,22 +2119,14 @@ int uv_fs_mkdir(uv_loop_t* loop, uv_fs_t* req, const char* path, int mode, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_MKDIR, cb); - + INIT(UV_FS_MKDIR); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } req->fs.info.mode = mode; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__mkdir(req); - return req->result; - } + POST; } @@ -2061,39 +2134,25 @@ int uv_fs_mkdtemp(uv_loop_t* loop, uv_fs_t* req, const char* tpl, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_MKDTEMP, cb); - + INIT(UV_FS_MKDTEMP); err = fs__capture_path(req, tpl, NULL, TRUE); if (err) return uv_translate_sys_error(err); - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__mkdtemp(req); - return req->result; - } + POST; } int uv_fs_rmdir(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_RMDIR, cb); - + INIT(UV_FS_RMDIR); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__rmdir(req); - return req->result; - } + POST; } @@ -2101,22 +2160,14 @@ int uv_fs_scandir(uv_loop_t* loop, uv_fs_t* req, const char* path, int flags, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_SCANDIR, cb); - + INIT(UV_FS_SCANDIR); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } req->fs.info.file_flags = flags; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__scandir(req); - return req->result; - } + POST; } @@ -2124,20 +2175,13 @@ int uv_fs_link(uv_loop_t* loop, uv_fs_t* req, const char* path, const char* new_path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_LINK, cb); - + INIT(UV_FS_LINK); err = fs__capture_path(req, path, new_path, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__link(req); - return req->result; - } + POST; } @@ -2145,22 +2189,14 @@ int uv_fs_symlink(uv_loop_t* loop, uv_fs_t* req, const char* path, const char* new_path, int flags, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_SYMLINK, cb); - + INIT(UV_FS_SYMLINK); err = fs__capture_path(req, path, new_path, cb != NULL); if (err) { return uv_translate_sys_error(err); } req->fs.info.file_flags = flags; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__symlink(req); - return req->result; - } + POST; } @@ -2168,20 +2204,13 @@ int uv_fs_readlink(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_READLINK, cb); - + INIT(UV_FS_READLINK); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__readlink(req); - return req->result; - } + POST; } @@ -2189,24 +2218,18 @@ int uv_fs_realpath(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb) { int err; - if (!req || !path) { + INIT(UV_FS_REALPATH); + + if (!path) { return UV_EINVAL; } - uv_fs_req_init(loop, req, UV_FS_REALPATH, cb); - err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__realpath(req); - return req->result; - } + POST; } @@ -2214,88 +2237,53 @@ int uv_fs_chown(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_uid_t uid, uv_gid_t gid, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_CHOWN, cb); - + INIT(UV_FS_CHOWN); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__chown(req); - return req->result; - } + POST; } int uv_fs_fchown(uv_loop_t* loop, uv_fs_t* req, uv_file fd, uv_uid_t uid, uv_gid_t gid, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FCHOWN, cb); - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__fchown(req); - return req->result; - } + INIT(UV_FS_FCHOWN); + POST; } int uv_fs_stat(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_STAT, cb); - + INIT(UV_FS_STAT); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__stat(req); - return req->result; - } + POST; } int uv_fs_lstat(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_LSTAT, cb); - + INIT(UV_FS_LSTAT); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__lstat(req); - return req->result; - } + POST; } int uv_fs_fstat(uv_loop_t* loop, uv_fs_t* req, uv_file fd, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FSTAT, cb); + INIT(UV_FS_FSTAT); req->file.fd = fd; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__fstat(req); - return req->result; - } + POST; } @@ -2303,85 +2291,70 @@ int uv_fs_rename(uv_loop_t* loop, uv_fs_t* req, const char* path, const char* new_path, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_RENAME, cb); - + INIT(UV_FS_RENAME); err = fs__capture_path(req, path, new_path, cb != NULL); if (err) { return uv_translate_sys_error(err); } - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__rename(req); - return req->result; - } + POST; } int uv_fs_fsync(uv_loop_t* loop, uv_fs_t* req, uv_file fd, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FSYNC, cb); + INIT(UV_FS_FSYNC); req->file.fd = fd; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__fsync(req); - return req->result; - } + POST; } int uv_fs_fdatasync(uv_loop_t* loop, uv_fs_t* req, uv_file fd, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FDATASYNC, cb); + INIT(UV_FS_FDATASYNC); req->file.fd = fd; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__fdatasync(req); - return req->result; - } + POST; } int uv_fs_ftruncate(uv_loop_t* loop, uv_fs_t* req, uv_file fd, int64_t offset, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FTRUNCATE, cb); - + INIT(UV_FS_FTRUNCATE); req->file.fd = fd; req->fs.info.offset = offset; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__ftruncate(req); - return req->result; - } + POST; } +int uv_fs_copyfile(uv_loop_t* loop, + uv_fs_t* req, + const char* path, + const char* new_path, + int flags, + uv_fs_cb cb) { + int err; + + INIT(UV_FS_COPYFILE); + + if (flags & ~UV_FS_COPYFILE_EXCL) + return UV_EINVAL; + + err = fs__capture_path(req, path, new_path, cb != NULL); + + if (err) + return uv_translate_sys_error(err); + + req->fs.info.file_flags = flags; + POST; +} + int uv_fs_sendfile(uv_loop_t* loop, uv_fs_t* req, uv_file fd_out, uv_file fd_in, int64_t in_offset, size_t length, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_SENDFILE, cb); - + INIT(UV_FS_SENDFILE); req->file.fd = fd_in; req->fs.info.fd_out = fd_out; req->fs.info.offset = in_offset; req->fs.info.bufsml[0].len = length; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__sendfile(req); - return req->result; - } + POST; } @@ -2392,21 +2365,13 @@ int uv_fs_access(uv_loop_t* loop, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_ACCESS, cb); - + INIT(UV_FS_ACCESS); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) return uv_translate_sys_error(err); req->fs.info.mode = flags; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } - - fs__access(req); - return req->result; + POST; } @@ -2414,39 +2379,23 @@ int uv_fs_chmod(uv_loop_t* loop, uv_fs_t* req, const char* path, int mode, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_CHMOD, cb); - + INIT(UV_FS_CHMOD); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); } req->fs.info.mode = mode; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__chmod(req); - return req->result; - } + POST; } int uv_fs_fchmod(uv_loop_t* loop, uv_fs_t* req, uv_file fd, int mode, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FCHMOD, cb); - + INIT(UV_FS_FCHMOD); req->file.fd = fd; req->fs.info.mode = mode; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__fchmod(req); - return req->result; - } + POST; } @@ -2454,8 +2403,7 @@ int uv_fs_utime(uv_loop_t* loop, uv_fs_t* req, const char* path, double atime, double mtime, uv_fs_cb cb) { int err; - uv_fs_req_init(loop, req, UV_FS_UTIME, cb); - + INIT(UV_FS_UTIME); err = fs__capture_path(req, path, NULL, cb != NULL); if (err) { return uv_translate_sys_error(err); @@ -2463,30 +2411,15 @@ int uv_fs_utime(uv_loop_t* loop, uv_fs_t* req, const char* path, double atime, req->fs.time.atime = atime; req->fs.time.mtime = mtime; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__utime(req); - return req->result; - } + POST; } int uv_fs_futime(uv_loop_t* loop, uv_fs_t* req, uv_file fd, double atime, double mtime, uv_fs_cb cb) { - uv_fs_req_init(loop, req, UV_FS_FUTIME, cb); - + INIT(UV_FS_FUTIME); req->file.fd = fd; req->fs.time.atime = atime; req->fs.time.mtime = mtime; - - if (cb) { - QUEUE_FS_TP_JOB(loop, req); - return 0; - } else { - fs__futime(req); - return req->result; - } + POST; } |