55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
#include <iostream>
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#include <fstream>
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#include <vector>
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int main(int argc, char* argv[]) {
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if (argc < 3) {
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std::cerr << "Usage: " << argv[0] << " <inputfile> <outputfile>\n";
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return 1;
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}
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std::ifstream infile(argv[1], std::ios::binary);
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if (!infile) {
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std::cerr << "Error opening input file.\n";
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return 1;
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}
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std::vector<char> buffer((std::istreambuf_iterator<char>(infile)),
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std::istreambuf_iterator<char>());
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infile.close();
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// Replace ASCII 9b with '';
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for (auto& c : buffer) {
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if ((unsigned char)c == 155) {
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c = (char)0;
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}
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}
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// Remove form feed (ASCII 12) from the last 16 bytes only
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size_t size = buffer.size();
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size_t start = (size >= 16) ? size - 16 : 0;
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for (size_t i = start; i < size; ) {
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if ((unsigned char)buffer[i] == 12) {
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buffer.erase(buffer.begin() + i);
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size--; // update size since vector shrinks
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}
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else {
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i++;
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}
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}
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std::ofstream outfile(argv[2], std::ios::binary);
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if (!outfile) {
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std::cerr << "Error opening output file.\n";
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return 1;
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}
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outfile.write(buffer.data(), buffer.size());
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outfile.close();
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//std::cout << "Processing complete. Output written to " << argv[2] << "\n";
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return 0;
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}
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