kicad/thirdparty/sentry-native/external/crashpad/tools/base94_encoder.cc

131 lines
3.8 KiB
C++

// Copyright 2019 The Crashpad Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <getopt.h>
#include <stdio.h>
#include "base/files/file_path.h"
#include "build/build_config.h"
#include "tools/tool_support.h"
#include "util/stream/file_encoder.h"
namespace crashpad {
namespace {
void Usage(const base::FilePath& me) {
// clang-format off
fprintf(stderr,
"Usage: %" PRFilePath " [options] <input-file> <output-file>\n"
"Encode/Decode the given file\n"
"\n"
" -e, --encode compress and encode the input file to a base94 encoded"
" file\n"
" -d, --decode decode and decompress a base94 encoded file\n"
" --help display this help and exit\n"
" --version output version information and exit\n",
me.value().c_str());
// clang-format on
ToolSupport::UsageTail(me);
}
int Base94EncoderMain(int argc, char* argv[]) {
const base::FilePath argv0(
ToolSupport::CommandLineArgumentToFilePathStringType(argv[0]));
const base::FilePath me(argv0.BaseName());
enum OptionFlags {
// “Short” (single-character) options.
kOptionEncode = 'e',
kOptionDecode = 'd',
// Standard options.
kOptionHelp = -2,
kOptionVersion = -3,
};
struct Options {
bool encoding;
base::FilePath input_file;
base::FilePath output_file;
} options = {};
static constexpr option long_options[] = {
{"encode", no_argument, nullptr, kOptionEncode},
{"decode", no_argument, nullptr, kOptionDecode},
{"help", no_argument, nullptr, kOptionHelp},
{"version", no_argument, nullptr, kOptionVersion},
{nullptr, 0, nullptr, 0},
};
bool encoding_valid = false;
int opt;
while ((opt = getopt_long(argc, argv, "de", long_options, nullptr)) != -1) {
switch (opt) {
case kOptionEncode:
options.encoding = true;
encoding_valid = true;
break;
case kOptionDecode:
options.encoding = false;
encoding_valid = true;
break;
case kOptionHelp:
Usage(me);
return EXIT_SUCCESS;
case kOptionVersion:
ToolSupport::Version(me);
return EXIT_SUCCESS;
default:
ToolSupport::UsageHint(me, nullptr);
return EXIT_FAILURE;
}
}
if (!encoding_valid) {
ToolSupport::UsageHint(me, "Either -e or -d required");
return EXIT_FAILURE;
}
argc -= optind;
argv += optind;
if (argc != 2) {
ToolSupport::UsageHint(me, "Both input-file and output-file required");
return EXIT_FAILURE;
}
options.input_file = base::FilePath(
ToolSupport::CommandLineArgumentToFilePathStringType(argv[0]));
options.output_file = base::FilePath(
ToolSupport::CommandLineArgumentToFilePathStringType(argv[1]));
FileEncoder encoder(options.encoding ? crashpad::FileEncoder::Mode::kEncode
: crashpad::FileEncoder::Mode::kDecode,
options.input_file,
options.output_file);
return encoder.Process() ? EXIT_SUCCESS : EXIT_FAILURE;
}
} // namespace
} // namespace crashpad
#if BUILDFLAG(IS_POSIX)
int main(int argc, char* argv[]) {
return crashpad::Base94EncoderMain(argc, argv);
}
#elif BUILDFLAG(IS_WIN)
int wmain(int argc, wchar_t* argv[]) {
return crashpad::ToolSupport::Wmain(argc, argv, crashpad::Base94EncoderMain);
}
#endif // BUILDFLAG(IS_POSIX)