48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*
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* Copyright (C) 2022 The Android Open Source Project
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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 "chre_host/file_stream.h"
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#include <fstream>
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#include "chre_host/log.h"
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namespace android {
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namespace chre {
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bool readFileContents(const char *filename, std::vector<uint8_t> &buffer) {
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bool success = false;
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std::ifstream file(filename, std::ios::binary | std::ios::ate);
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if (!file) {
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LOGE("Couldn't open file '%s': %d (%s)", filename, errno, strerror(errno));
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} else {
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ssize_t size = file.tellg();
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file.seekg(0, std::ios::beg);
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buffer.resize(size);
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if (!file.read(reinterpret_cast<char *>(buffer.data()), size)) {
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LOGE("Couldn't read from file '%s': %d (%s)", filename, errno,
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strerror(errno));
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} else {
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success = true;
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}
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}
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return success;
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}
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} // namespace chre
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} // namespace android
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