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60 lines
2.0 KiB
60 lines
2.0 KiB
# Copyright (C) 2018 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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import os
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import subprocess
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import sys
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ROOT_DIR = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'encode_or_decode',
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choices=['encode', 'decode'],
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help='encode into binary format or decode to text.')
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parser.add_argument(
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'--proto_name',
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default='TraceConfig',
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help='name of proto to encode/decode (default: TraceConfig).')
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parser.add_argument(
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'--protoc', default='protoc', help='Path to the protoc executable')
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parser.add_argument(
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'--input',
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default='-',
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help='input file, or "-" for stdin (default: "-")')
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parser.add_argument(
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'--output',
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default='-',
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help='output file, or "-" for stdout (default: "-")')
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args = parser.parse_args()
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cmd = [
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args.protoc,
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'--%s=perfetto.protos.%s' % (args.encode_or_decode, args.proto_name),
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'--proto_path=%s' % ROOT_DIR,
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os.path.join(ROOT_DIR, 'protos/perfetto/config/trace_config.proto'),
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os.path.join(ROOT_DIR, 'protos/perfetto/trace/trace.proto'),
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]
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in_file = sys.stdin if args.input == '-' else open(args.input, 'rb')
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out_file = sys.stdout if args.output == '-' else open(args.output, 'wb')
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subprocess.check_call(cmd, stdin=in_file, stdout=out_file, stderr=sys.stderr)
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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