133 int fs_open(struct fs_file_t *zfp, const char *file_name, fs_mode_t flags)  in fs_open()  argument
144 	if (zfp->mp != NULL) {  in fs_open()
163 	zfp->mp = mp;  in fs_open()
164 	rc = mp->fs->open(zfp, file_name, flags);  in fs_open()
167 		zfp->mp = NULL;  in fs_open()
172 	zfp->flags = flags;  in fs_open()
177 int fs_close(struct fs_file_t *zfp)  in fs_close()  argument
181 	if (zfp->mp == NULL) {  in fs_close()
185 	CHECKIF(zfp->mp->fs->close == NULL) {  in fs_close()
189 	rc = zfp->mp->fs->close(zfp);  in fs_close()
195 	zfp->mp = NULL;  in fs_close()
200 ssize_t fs_read(struct fs_file_t *zfp, void *ptr, size_t size)  in fs_read()  argument
204 	if (zfp->mp == NULL) {  in fs_read()
208 	CHECKIF(zfp->mp->fs->read == NULL) {  in fs_read()
212 	rc = zfp->mp->fs->read(zfp, ptr, size);  in fs_read()
220 ssize_t fs_write(struct fs_file_t *zfp, const void *ptr, size_t size)  in fs_write()  argument
224 	if (zfp->mp == NULL) {  in fs_write()
228 	CHECKIF(zfp->mp->fs->write == NULL) {  in fs_write()
232 	rc = zfp->mp->fs->write(zfp, ptr, size);  in fs_write()
240 int fs_seek(struct fs_file_t *zfp, off_t offset, int whence)  in fs_seek()  argument
244 	if (zfp->mp == NULL) {  in fs_seek()
248 	CHECKIF(zfp->mp->fs->lseek == NULL) {  in fs_seek()
252 	rc = zfp->mp->fs->lseek(zfp, offset, whence);  in fs_seek()
260 off_t fs_tell(struct fs_file_t *zfp)  in fs_tell()  argument
264 	if (zfp->mp == NULL) {  in fs_tell()
268 	CHECKIF(zfp->mp->fs->tell == NULL) {  in fs_tell()
272 	rc = zfp->mp->fs->tell(zfp);  in fs_tell()
280 int fs_truncate(struct fs_file_t *zfp, off_t length)  in fs_truncate()  argument
284 	if (zfp->mp == NULL) {  in fs_truncate()
288 	CHECKIF(zfp->mp->fs->truncate == NULL) {  in fs_truncate()
292 	rc = zfp->mp->fs->truncate(zfp, length);  in fs_truncate()
300 int fs_sync(struct fs_file_t *zfp)  in fs_sync()  argument
304 	if (zfp->mp == NULL) {  in fs_sync()
308 	CHECKIF(zfp->mp->fs->sync == NULL) {  in fs_sync()
312 	rc = zfp->mp->fs->sync(zfp);  in fs_sync()