36 lines
740 B
C++
36 lines
740 B
C++
#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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