| // Copyright (C) 2017-2019 Baidu, Inc. All Rights Reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in |
| // the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Baidu, Inc., nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #define _LARGEFILE64_SOURCE |
| |
| #include <sys/types.h> |
| #include <sys/ioctl.h> |
| #include <sys/stat.h> |
| #include <stdio.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <unistd.h> |
| #include <limits.h> |
| #include <stdlib.h> |
| |
| int u_open_ocall(int * error, const char * pathname, int flags) |
| { |
| int ret = open(pathname, flags); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_open64_ocall(int *error, const char *path, int oflag, int mode) |
| { |
| int ret = open64(path, oflag, mode); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_fstat_ocall(int * error, int fd, struct stat * buf) |
| { |
| int ret = fstat(fd, buf); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_fstat64_ocall(int *error, int fd, struct stat64 *buf) |
| { |
| int ret = fstat64(fd, buf); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_stat_ocall(int *error, const char *path, struct stat *buf) |
| { |
| int ret = stat(path, buf); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_stat64_ocall(int *error, const char *path, struct stat64 *buf) |
| { |
| int ret = stat64(path, buf); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_lstat_ocall(int * error, const char *path, struct stat * buf) |
| { |
| int ret = lstat(path, buf); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_lstat64_ocall(int *error, const char *path, struct stat64 *buf) |
| { |
| int ret = lstat64(path, buf); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| off_t u_lseek_ocall(int * error, int fd, off_t offset, int whence) |
| { |
| off_t ret = lseek(fd, offset, whence); |
| if (error) { |
| *error = ret == (off_t)-1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| off64_t u_lseek64_ocall(int *error, int fd, off64_t offset, int whence) |
| { |
| off64_t ret = lseek64(fd, offset, whence); |
| if (error) { |
| *error = ret == (off64_t)-1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_ftruncate_ocall(int *error, int fd, off_t length) |
| { |
| int ret = ftruncate(fd, length); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_ftruncate64_ocall(int *error, int fd, off64_t length) |
| { |
| int ret = ftruncate64(fd, length); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_truncate_ocall(int *error, const char *path, off_t length) |
| { |
| int ret = truncate(path, length); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_truncate64_ocall(int *error, const char *path, off64_t length) |
| { |
| int ret = truncate64(path, length); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_fsync_ocall(int *error, int fd) |
| { |
| int ret = fsync(fd); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_fdatasync_ocall(int *error, int fd) |
| { |
| int ret = fdatasync(fd); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_fchmod_ocall(int *error, int fd, mode_t mode) |
| { |
| int ret = fchmod(fd, mode); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_unlink_ocall(int *error, const char *pathname) |
| { |
| int ret = unlink(pathname); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_link_ocall(int *error, const char *oldpath, const char *newpath) |
| { |
| int ret = link(oldpath, newpath); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_rename_ocall(int *error, const char *oldpath, const char *newpath) |
| { |
| int ret = rename(oldpath, newpath); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_chmod_ocall(int *error, const char *path, mode_t mode) |
| { |
| int ret = chmod(path, mode); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| ssize_t u_readlink_ocall(int *error, const char *path, char *buf, size_t bufsz) |
| { |
| ssize_t ret = readlink(path, buf, bufsz); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| int u_symlink_ocall(int *error, const char *path1, const char *path2) |
| { |
| int ret = symlink(path1, path2); |
| if (error) { |
| *error = ret == -1 ? errno : 0; |
| } |
| return ret; |
| } |
| |
| char *u_realpath_ocall(int *error, const char *pathname) |
| { |
| char *ret = realpath(pathname, NULL); |
| if (error) { |
| *error = ret == NULL ? errno : 0; |
| } |
| return ret; |
| } |