mirror of https://github.com/ARMmbed/mbed-os.git
37 lines
1.1 KiB
C++
37 lines
1.1 KiB
C++
/* mbed Microcontroller Library
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* Copyright (c) 2006-2016 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "FileHandle.h"
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#include "platform/mbed_retarget.h"
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#include "platform/mbed_critical.h"
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namespace mbed {
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off_t FileHandle::size()
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{
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/* remember our current position */
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off_t off = seek(0, SEEK_CUR);
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if (off < 0) {
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return off;
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}
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/* seek to the end to get the file length */
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off_t size = seek(0, SEEK_END);
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/* return to our old position */
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seek(off, SEEK_SET);
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return size;
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}
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} // namespace mbed
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