EnderIce2 8d08ab933a
feat(userspace/libc): implement fstatat, lstat & stat
Signed-off-by: EnderIce2 <enderice2@protonmail.com>
2025-02-20 02:17:19 +02:00

93 lines
2.3 KiB
C

/*
This file is part of Fennix C Library.
Fennix C Library is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fennix C Library. If not, see <https://www.gnu.org/licenses/>.
*/
#include <sys/stat.h>
#include <errno.h>
#include <stdio.h>
export int chmod(const char *, mode_t);
export int fchmod(int, mode_t);
export int fchmodat(int, const char *, mode_t, int);
export int fstat(int fildes, struct stat *buf)
{
if (fildes < 0)
{
errno = EBADF;
return -1;
}
return __check_errno(call_fstat(fildes, buf), -1);
}
export int fstatat(int fd, const char *restrict path, struct stat *restrict buf, int flag)
{
if (fd < 0 || path == NULL || buf == NULL)
{
errno = EBADF;
return -1;
}
/* FIXME: fstatat is not implemented in kernel */
return __check_errno(ENOSYS, -1);
// return__check_errno(call_fstatat(fd, path, buf, flag), -1);
}
export int futimens(int, const struct timespec[2]);
export int lstat(const char *restrict path, struct stat *restrict buf)
{
if (path == NULL || buf == NULL)
{
errno = EINVAL;
return -1;
}
return __check_errno(call_lstat(path, buf), -1);
}
export int mkdir(const char *path, mode_t mode)
{
return __check_errno(call_mkdir(path, mode), -1);
}
export int mkdirat(int fd, const char *path, mode_t mode)
{
printf("mkdirat() is unimplemented\n");
return __check_errno(-ENOSYS, -1);
}
export int mkfifo(const char *, mode_t);
export int mkfifoat(int, const char *, mode_t);
export int mknod(const char *, mode_t, dev_t);
export int mknodat(int, const char *, mode_t, dev_t);
export int stat(const char *restrict path, struct stat *restrict buf)
{
if (path == NULL || buf == NULL)
{
errno = EINVAL;
return -1;
}
return __check_errno(call_stat(path, buf), -1);
}
export mode_t umask(mode_t);
export int utimensat(int, const char *, const struct timespec[2], int);