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# Copyright 2017 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import argparse
import sys
import os
COPYRIGHT="""// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
"""
HEADER="""{copyright}
#include "base/containers/span.h"
namespace {namespace} {{
extern const base::span<const uint8_t> {variable_name};
}} // namespace {namespace}
"""
SOURCE="""{copyright}
#include "{header_file}"
namespace {{
const uint8_t contents[] = {contents};
}} // anonymous namespace
namespace {namespace} {{
const base::span<const uint8_t> {variable_name}(contents);
}} // namespace {namespace}
"""
def ParseArguments(args):
cmdline_parser = argparse.ArgumentParser()
cmdline_parser.add_argument('--data_file', required=True)
cmdline_parser.add_argument('--gendir', required=True)
cmdline_parser.add_argument('--header_file', required=True)
cmdline_parser.add_argument('--source_file', required=True)
cmdline_parser.add_argument('--namespace', required=True)
cmdline_parser.add_argument('--variable_name', required=True)
return cmdline_parser.parse_args(args)
def GenerateArray(filepath):
with open(filepath, 'rb') as f:
contents = f.read()
contents = [ str(byte) for byte in bytearray(contents) ]
return '{' + ','.join(contents) + '}'
def GenerateHeader(args):
return HEADER.format(
copyright=COPYRIGHT,
namespace=args.namespace,
variable_name=args.variable_name)
def GenerateSource(args):
contents = GenerateArray(args.data_file)
return SOURCE.format(
copyright=COPYRIGHT,
header_file=args.header_file,
namespace=args.namespace,
contents=contents,
variable_name=args.variable_name)
def WriteHeader(args):
with open(os.path.join(args.gendir, args.header_file), 'w') as f:
f.write(GenerateHeader(args))
def WriteSource(args):
with open(os.path.join(args.gendir, args.source_file), 'w') as f:
f.write(GenerateSource(args))
if __name__ == '__main__':
args = ParseArguments(sys.argv[1:])
WriteHeader(args)
WriteSource(args)
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