mirror of
https://github.com/bouffalolab/bouffalo_sdk.git
synced 2025-05-08 19:07:22 +08:00
229 lines
7.3 KiB
C
229 lines
7.3 KiB
C
#include <errno.h>
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#include <reent.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <sys/fcntl.h>
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/*****************************************************************************
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* @brief open
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path file path string pointer
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* @param[in] flags open mode in fcntl.h
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* @param[in] mode permission mode
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*
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* @retval int >=0:fd -1:Error
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*****************************************************************************/
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int _open_file_r(struct _reent *reent, const char *path, int flags, int mode)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief close
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] fd file descriptors
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _close_file_r(struct _reent *reent, int fd)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief read
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] fd file descriptors
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* @param[in] ptr pointer to buffer
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* @param[in] size number of bytes read
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*
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* @retval _ssize_t actual number of bytes read
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*****************************************************************************/
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_ssize_t _read_file_r(struct _reent *reent, int fd, void *ptr, size_t size)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief write
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] fd file descriptors
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* @param[in] ptr pointer to buffer
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* @param[in] size number of bytes write
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*
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* @retval _ssize_t actual number of bytes write
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*****************************************************************************/
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_ssize_t _write_file_r(struct _reent *reent, int fd, const void *ptr, size_t size)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief lseek
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] fd file descriptors
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* @param[in] offset number of offset bytes
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* @param[in] whence offset type
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*
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* @retval _off_t absolute offset of file pointer
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*****************************************************************************/
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_off_t _lseek_file_r(struct _reent *reent, int fd, _off_t offset, int whence)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief rename
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] oldname old file path
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* @param[in] newname new file path
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _rename_file_r(struct _reent *reent, const char *oldname, const char *newname)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief unlink
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path file path
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _unlink_file_r(struct _reent *reent, const char *path)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief fstat (not supported)
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] fd file descriptors
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* @param[out] st file stat
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _fstat_file_r(struct _reent *reent, int fd, struct stat *st)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief stat
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path file path
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* @param[out] st file stat
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _stat_file_r(struct _reent *reent, const char *path, struct stat *st)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief mkdir
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path dir path
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* @param[in] mode mode
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _mkdir_file_r(struct _reent *reent, const char *path, int mode)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief rmdir
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path dir path
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _rmdir_file_r(struct _reent *reent, const char *path)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief chmod
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path dir path
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* @param[in] mode mode
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _chmod_file_r(struct _reent *reent, const char *path, mode_t mode)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief chdir
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] path dir path
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _chdir_file_r(struct _reent *reent, const char *path)
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{
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reent->_errno = ENOSYS;
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return -1;
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}
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/*****************************************************************************
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* @brief getcwd
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*
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* @param[in] reent pointer to reentrant struct
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* @param[in] buf buf for path
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* @param[in] size buf size
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*
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* @retval char* pointer to path string NULL:Error
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*****************************************************************************/
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char *_getcwd_file_r(struct _reent *reent, char *buf, size_t size)
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{
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reent->_errno = ENOSYS;
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return NULL;
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}
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/*****************************************************************************
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* @brief chroot
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*
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* @param[in] path path
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*
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* @retval int 0:Success -1:Error
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*****************************************************************************/
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int _chroot_file_r(struct _reent *reent, const char *path)
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{
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reent->_errno = ENOSYS;
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return -1;
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} |