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35 lines
740 B
35 lines
740 B
#include <sys/types.h> |
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#include <fcntl.h> |
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#include <unistd.h> |
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#include <iostream> |
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#include <vector> |
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#include "dns-proto.h" |
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namespace ares { |
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static void ShowFile(const char* filename) { |
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int fd = open(filename, O_RDONLY); |
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if (fd < 0) { |
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std::cerr << "Failed to open '" << filename << "'" << std::endl; |
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return; |
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} |
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std::vector<unsigned char> contents; |
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while (true) { |
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unsigned char buffer[1024]; |
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int len = read(fd, buffer, sizeof(buffer)); |
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if (len <= 0) break; |
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contents.insert(contents.end(), buffer, buffer + len); |
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} |
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std::cout << PacketToString(contents) << std::endl; |
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} |
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} // namespace ares |
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int main(int argc, char* argv[]) { |
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for (int ii = 1; ii < argc; ++ii) { |
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ares::ShowFile(argv[ii]); |
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} |
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} |
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