chromium/components/crx_file/crx_build_action_main.cc

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include <cstdint>
#include <string>
#include <vector>

#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "components/crx_file/crx_creator.h"
#include "crypto/rsa_private_key.h"

// This program, invoked via `crx_build_action out zip key` constructs a CRX3 at
// `out` from the input zip archive at `zip` and signed with the key at `key`.
// The file at `key` should be a DER-formatted PKCS #8 PrivateKeyInfo block.
//
// Consult crx3.gni for more information.
int main(int argc, char* argv[]) { … }