143 lines
3.2 KiB
C
Executable File
143 lines
3.2 KiB
C
Executable File
/*-----------------------------------------------------------------------------*/
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/* Include Header Files */
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/*-----------------------------------------------------------------------------*/
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#define __MODULE__ vos_user_file
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#define __DBGLVL__ 2 // 0=FATAL, 1=ERR, 2=WRN, 3=UNIT, 4=FUNC, 5=IND, 6=MSG, 7=VALUE, 8=USER
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#define __DBGFLT__ "*"
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#include <kwrap/debug.h>
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#include <kwrap/file.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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/*-----------------------------------------------------------------------------*/
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/* Local Types Declarations */
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/*-----------------------------------------------------------------------------*/
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#define RTOS_FILE_INITED_TAG MAKEFOURCC('R', 'F', 'I', 'L') ///< a key value
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/*-----------------------------------------------------------------------------*/
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/* Local Global Variables */
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/*-----------------------------------------------------------------------------*/
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/*-----------------------------------------------------------------------------*/
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/* Interface Functions */
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/*-----------------------------------------------------------------------------*/
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void rtos_file_init(void *param)
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{
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}
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void rtos_file_exit(void)
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{
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}
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VOS_FILE vos_file_open(const char *pathname, int flags, vos_mode_t mode)
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{
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int fd;
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fd = open(pathname, flags, mode);
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if(-1 == fd) {
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DBG_ERR("open [%s] failed\r\n", pathname);
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return VOS_FILE_INVALID;
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}
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return (VOS_FILE)fd;
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}
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int vos_file_read(VOS_FILE vos_file, void *p_buf, vos_size_t count)
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{
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int fd = (int)vos_file;
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int read_bytes;
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read_bytes = read(fd, p_buf, (size_t)count);
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return read_bytes;
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}
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int vos_file_write(VOS_FILE vos_file, const void *p_buf, vos_size_t count)
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{
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int fd = (int)vos_file;
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int written_bytes;
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written_bytes = write(fd, p_buf, (size_t)count);
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return written_bytes;
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}
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int vos_file_close(VOS_FILE vos_file)
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{
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int fd = (int)vos_file;
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int ret;
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if (0 != fsync(fd)) {
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DBG_WRN("fsync fail, vos_file 0x%lX\r\n", (ULONG)vos_file);
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}
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ret = close(fd);
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return ret;
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}
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vos_off_t vos_file_lseek(VOS_FILE vos_file, vos_off_t offset, int whence)
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{
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int fd = (int)vos_file;
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off_t ret_offset;
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ret_offset = lseek(fd, (off_t)offset, whence);
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return (vos_off_t)ret_offset;
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}
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int vos_file_fstat(VOS_FILE vos_file, struct vos_stat *p_stat)
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{
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struct stat statbuf = {0};
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int fd = (int)vos_file;
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int ret;
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if (NULL == p_stat) {
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return -1;
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}
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ret = fstat(fd, &statbuf);
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if (0 == ret) {
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//success, fill data
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p_stat->st_mode = (vos_mode_t)statbuf.st_mode;
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p_stat->st_size = (vos_size_t)statbuf.st_size;
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}
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return ret;
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}
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int vos_file_stat(const char *pathname, struct vos_stat *p_stat)
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{
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struct stat statbuf = {0};
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int ret;
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if (NULL == p_stat) {
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return -1;
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}
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ret = stat(pathname, &statbuf);
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if (0 == ret) {
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//success, fill data
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p_stat->st_mode = (vos_mode_t)statbuf.st_mode;
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p_stat->st_size = (vos_size_t)statbuf.st_size;
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}
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return ret;
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}
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int vos_file_fsync(VOS_FILE vos_file)
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{
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int fd = (int)vos_file;
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int ret;
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ret = fsync(fd);
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return ret;
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}
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