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71 lines
1.7 KiB
71 lines
1.7 KiB
/* |
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* Copyright (C) 2015 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 <new> |
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#include <memory> |
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#include <fstream> |
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#include <iostream> |
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#include <fec/io.h> |
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using namespace std; |
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const unsigned bufsize = 2 * 1024 * FEC_BLOCKSIZE; |
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int main(int argc, char **argv) |
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{ |
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if (argc != 3) { |
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cerr << "usage: " << argv[0] << " input output" << endl; |
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return 1; |
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} |
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unique_ptr<uint8_t[]> buffer(new (nothrow) uint8_t[bufsize]); |
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if (!buffer) { |
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cerr << "failed to allocate buffer" << endl; |
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return 1; |
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} |
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fec::io input(argv[1]); |
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if (!input) { |
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return 1; |
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} |
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ofstream output(argv[2], ios::binary | ios::trunc); |
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if (!output) { |
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cerr << "failed to open " << argv[2] << endl; |
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return 1; |
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} |
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ssize_t count; |
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do { |
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count = input.read(buffer.get(), bufsize); |
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if (count == -1) { |
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return 1; |
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} else if (count > 0) { |
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output.write(reinterpret_cast<const char *>(buffer.get()), count); |
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if (!output) { |
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cerr << "write" << endl; |
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return 1; |
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} |
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} |
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} while (count > 0); |
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return 0; |
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}
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