Kenji Arai / mbed-os_TYBLE16

mbed-os5 only for TYBLE16

Dependents:   TYBLE16_simple_data_logger TYBLE16_MP3_Air

platform/source/FileHandle.cpp@1:9db0e321a9f4, 2019-12-31 (annotated)

Committer:
kenjiArai
Date:
Tue Dec 31 06:02:27 2019 +0000
Revision:
1:9db0e321a9f4
updated based on mbed-os5.15.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 1:9db0e321a9f4 1 /* mbed Microcontroller Library
kenjiArai 1:9db0e321a9f4 2 * Copyright (c) 2006-2019 ARM Limited
kenjiArai 1:9db0e321a9f4 3 * SPDX-License-Identifier: Apache-2.0
kenjiArai 1:9db0e321a9f4 4 *
kenjiArai 1:9db0e321a9f4 5 * Licensed under the Apache License, Version 2.0 (the "License");
kenjiArai 1:9db0e321a9f4 6 * you may not use this file except in compliance with the License.
kenjiArai 1:9db0e321a9f4 7 * You may obtain a copy of the License at
kenjiArai 1:9db0e321a9f4 8 *
kenjiArai 1:9db0e321a9f4 9 * http://www.apache.org/licenses/LICENSE-2.0
kenjiArai 1:9db0e321a9f4 10 *
kenjiArai 1:9db0e321a9f4 11 * Unless required by applicable law or agreed to in writing, software
kenjiArai 1:9db0e321a9f4 12 * distributed under the License is distributed on an "AS IS" BASIS,
kenjiArai 1:9db0e321a9f4 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kenjiArai 1:9db0e321a9f4 14 * See the License for the specific language governing permissions and
kenjiArai 1:9db0e321a9f4 15 * limitations under the License.
kenjiArai 1:9db0e321a9f4 16 */
kenjiArai 1:9db0e321a9f4 17 #include "platform/FileHandle.h"
kenjiArai 1:9db0e321a9f4 18
kenjiArai 1:9db0e321a9f4 19 namespace mbed {
kenjiArai 1:9db0e321a9f4 20
kenjiArai 1:9db0e321a9f4 21 off_t FileHandle::size()
kenjiArai 1:9db0e321a9f4 22 {
kenjiArai 1:9db0e321a9f4 23 /* remember our current position */
kenjiArai 1:9db0e321a9f4 24 off_t off = seek(0, SEEK_CUR);
kenjiArai 1:9db0e321a9f4 25 if (off < 0) {
kenjiArai 1:9db0e321a9f4 26 return off;
kenjiArai 1:9db0e321a9f4 27 }
kenjiArai 1:9db0e321a9f4 28 /* seek to the end to get the file length */
kenjiArai 1:9db0e321a9f4 29 off_t size = seek(0, SEEK_END);
kenjiArai 1:9db0e321a9f4 30 /* return to our old position */
kenjiArai 1:9db0e321a9f4 31 seek(off, SEEK_SET);
kenjiArai 1:9db0e321a9f4 32 return size;
kenjiArai 1:9db0e321a9f4 33 }
kenjiArai 1:9db0e321a9f4 34
kenjiArai 1:9db0e321a9f4 35 } // namespace mbed