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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/base/openssl_private_key_store.h"
#include <openssl/evp.h>
#include <openssl/x509.h>
#include "base/logging.h"
#include "base/memory/singleton.h"
#include "crypto/openssl_util.h"
#include "net/android/network_library.h"
namespace net {
bool OpenSSLPrivateKeyStore::StoreKeyPair(const GURL& url,
EVP_PKEY* pkey) {
// Always clear openssl errors on exit.
crypto::OpenSSLErrStackTracer err_trace(FROM_HERE);
// Important: Do not use i2d_PublicKey() here, which returns data in
// PKCS#1 format, use i2d_PUBKEY() which returns it as DER-encoded
// SubjectPublicKeyInfo (X.509), as expected by the platform.
unsigned char* public_key = NULL;
int public_len = i2d_PUBKEY(pkey, &public_key);
// Important: Do not use i2d_PrivateKey() here, it returns data
// in a format that is incompatible with what the platform expects.
unsigned char* private_key = NULL;
int private_len = 0;
crypto::ScopedOpenSSL<
PKCS8_PRIV_KEY_INFO,
PKCS8_PRIV_KEY_INFO_free> pkcs8(EVP_PKEY2PKCS8(pkey));
if (pkcs8.get() != NULL) {
private_len = i2d_PKCS8_PRIV_KEY_INFO(pkcs8.get(), &private_key);
}
bool ret = false;
if (public_len > 0 && private_len > 0) {
ret = net::android::StoreKeyPair(
static_cast<const uint8*>(public_key), public_len,
static_cast<const uint8*>(private_key), private_len);
}
LOG_IF(ERROR, !ret) << "StoreKeyPair failed. pub len = " << public_len
<< " priv len = " << private_len;
OPENSSL_free(public_key);
OPENSSL_free(private_key);
return ret;
}
} // namespace net
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