50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#include <iostream>
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#include <string>
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#ifdef _WIN32
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#include <fcntl.h>
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#else
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#include <unistd.h>
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#endif
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#include "google/protobuf/descriptor.pb.h"
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#include "absl/flags/flag.h"
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#include "absl/flags/parse.h"
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#include "absl/log/absl_log.h"
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#include "absl/strings/escaping.h"
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#if defined(_WIN32)
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#include "google/protobuf/io/io_win32.h"
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// DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
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// them like we do below.
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using google::protobuf::io::win32::setmode;
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#endif
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ABSL_FLAG(std::string, encoding, "octal",
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"The encoding to use for the output.");
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int main(int argc, char *argv[]) {
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absl::ParseCommandLine(argc, argv);
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#ifdef _WIN32
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setmode(STDIN_FILENO, _O_BINARY);
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setmode(STDOUT_FILENO, _O_BINARY);
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#endif
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google::protobuf::FeatureSetDefaults defaults;
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if (!defaults.ParseFromFileDescriptor(STDIN_FILENO)) {
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std::cerr << argv[0] << ": unable to parse edition defaults." << std::endl;
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return 1;
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}
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std::string output;
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defaults.SerializeToString(&output);
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std::string encoding = absl::GetFlag(FLAGS_encoding);
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if (encoding == "base64") {
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std::cout << absl::Base64Escape(output);
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} else if (encoding == "octal") {
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std::cout << absl::CEscape(output);
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} else {
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ABSL_LOG(FATAL) << "Unknown encoding: " << encoding;
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}
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return 0;
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}
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