53 lines
950 B
C++
53 lines
950 B
C++
#include <fstream>
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#include <iostream>
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#include <string>
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#include <vector>
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int main()
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{
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std::ifstream ifs("data.txt");
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if(!ifs.is_open())
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{
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std::cerr << "Missing data.txt." << std::endl;
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return -1;
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}
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for(std::string line; std::getline(ifs, line); )
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{
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if(line == "")
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continue;
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std::vector<char> buf;
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int idx = 0;
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for(const char &ch : line)
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{
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++idx;
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// clear out from beginning up until this character is found:
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auto i = std::find(buf.begin(), buf.end(), ch);
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if(i != buf.end())
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buf.erase(buf.begin(), i+1);
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buf.push_back(ch);
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if(buf.size() == 4)
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{
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std::cout << "Start-of-Packet at index " << idx << ": ";
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for(const char &ch : buf)
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std::cout << ch;
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std::cout << std::endl;
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}
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else if(buf.size() == 14)
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{
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std::cout << "Start-of-Message at index " << idx << ": ";
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for(const char &ch : buf)
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std::cout << ch;
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std::cout << std::endl;
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}
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}
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}
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return 0;
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}
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