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Diffstat (limited to '')
-rw-r--r-- | src/c-ares/test/dns-dump.cc | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/c-ares/test/dns-dump.cc b/src/c-ares/test/dns-dump.cc new file mode 100644 index 00000000..023de369 --- /dev/null +++ b/src/c-ares/test/dns-dump.cc @@ -0,0 +1,35 @@ +#include <sys/types.h> +#include <fcntl.h> +#include <unistd.h> + +#include <iostream> +#include <vector> + +#include "dns-proto.h" + +namespace ares { + +static void ShowFile(const char* filename) { + int fd = open(filename, O_RDONLY); + if (fd < 0) { + std::cerr << "Failed to open '" << filename << "'" << std::endl; + return; + } + std::vector<unsigned char> contents; + while (true) { + unsigned char buffer[1024]; + int len = read(fd, buffer, sizeof(buffer)); + if (len <= 0) break; + contents.insert(contents.end(), buffer, buffer + len); + } + std::cout << PacketToString(contents) << std::endl; +} + +} // namespace ares + +int main(int argc, char* argv[]) { + for (int ii = 1; ii < argc; ++ii) { + ares::ShowFile(argv[ii]); + } +} + |