fix getdents issue in the adapter of elm

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@143 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong 2009-10-27 23:37:10 +00:00
parent 6e71f1af7d
commit cd65a07f34
1 changed files with 16 additions and 3 deletions

View File

@ -220,6 +220,8 @@ int dfs_elm_read(struct dfs_fd* file, void* buf, rt_size_t len)
RT_ASSERT(fd != RT_NULL);
result = f_read(fd, buf, len, &byte_read);
/* update position */
file->pos = fd->fptr;
if (result == FR_OK) return byte_read;
return elm_result_to_dfs(result);
@ -240,6 +242,8 @@ int dfs_elm_write(struct dfs_fd* file, const void* buf, rt_size_t len)
RT_ASSERT(fd != RT_NULL);
result = f_write(fd, buf, len, &byte_write);
/* update position */
file->pos = fd->fptr;
if (result == FR_OK) return byte_write;
return elm_result_to_dfs(result);
@ -286,7 +290,7 @@ int dfs_elm_getdents(struct dfs_fd* file, struct dfs_dirent* dirp, rt_uint32_t c
d = dirp + index;
result = f_readdir(dir, &fno);
if (result != FR_OK) break;
if (result != FR_OK || fno.fname[0] == 0) break;
#if _USE_LFN
fn = *fno.lfname? fno.lfname : fno.fname;
@ -349,8 +353,17 @@ int dfs_elm_stat(struct dfs_filesystem* fs, const char *path, struct dfs_stat *s
{
/* convert to dfs stat structure */
st->st_dev = 0;
if (file_info.fattrib & AM_DIR) st->st_mode = FT_DIRECTORY;
else st->st_mode = FT_REGULAR;
st->st_mode = DFS_S_IFREG | DFS_S_IRUSR | DFS_S_IRGRP | DFS_S_IROTH |
DFS_S_IWUSR | DFS_S_IWGRP | DFS_S_IWOTH;
if (file_info.fattrib & AM_DIR)
{
st->st_mode &= ~DFS_S_IFREG;
st->st_mode |= DFS_S_IFDIR | DFS_S_IXUSR | DFS_S_IXGRP | DFS_S_IXOTH;
}
if (file_info.fattrib & AM_RDO)
st->st_mode &= ~(DFS_S_IWUSR | DFS_S_IWGRP | DFS_S_IWOTH);
st->st_size = file_info.fsize;
st->st_mtime = file_info.ftime;
st->st_blksize = 512;