+
+LTTNG_HIDDEN
+ssize_t fs_handle_read(struct fs_handle *handle, void *buf, size_t count)
+{
+ ssize_t ret;
+ const int fd = fs_handle_get_fd(handle);
+
+ if (fd < 0) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = lttng_read(fd, buf, count);
+ fs_handle_put_fd(handle);
+end:
+ return ret;
+}
+
+LTTNG_HIDDEN
+ssize_t fs_handle_write(struct fs_handle *handle, const void *buf, size_t count)
+{
+ ssize_t ret;
+ const int fd = fs_handle_get_fd(handle);
+
+ if (fd < 0) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = lttng_write(fd, buf, count);
+ fs_handle_put_fd(handle);
+end:
+ return ret;
+}
+
+LTTNG_HIDDEN
+int fs_handle_truncate(struct fs_handle *handle, off_t offset)
+{
+ int ret;
+ const int fd = fs_handle_get_fd(handle);
+
+ if (fd < 0) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = ftruncate(fd, offset);
+ fs_handle_put_fd(handle);
+end:
+ return ret;
+}
+
+LTTNG_HIDDEN
+off_t fs_handle_seek(struct fs_handle *handle, off_t offset, int whence)
+{
+ off_t ret;
+ const int fd = fs_handle_get_fd(handle);
+
+ if (fd < 0) {
+ ret = -1;
+ goto end;
+ }
+
+ ret = lseek(fd, offset, whence);
+ fs_handle_put_fd(handle);
+end:
+ return ret;
+}