1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "net/base/openssl_private_key_store.h" 6 7 #include <openssl/evp.h> 8 #include <openssl/x509.h> 9 10 #include "base/logging.h" 11 #include "base/memory/singleton.h" 12 #include "crypto/openssl_util.h" 13 #include "crypto/scoped_openssl_types.h" 14 #include "net/android/network_library.h" 15 16 namespace net { 17 18 bool OpenSSLPrivateKeyStore::StoreKeyPair(const GURL& url, 19 EVP_PKEY* pkey) { 20 // Always clear openssl errors on exit. 21 crypto::OpenSSLErrStackTracer err_trace(FROM_HERE); 22 23 // Important: Do not use i2d_PublicKey() here, which returns data in 24 // PKCS#1 format, use i2d_PUBKEY() which returns it as DER-encoded 25 // SubjectPublicKeyInfo (X.509), as expected by the platform. 26 unsigned char* public_key = NULL; 27 int public_len = i2d_PUBKEY(pkey, &public_key); 28 29 // Important: Do not use i2d_PrivateKey() here, it returns data 30 // in a format that is incompatible with what the platform expects. 31 unsigned char* private_key = NULL; 32 int private_len = 0; 33 crypto::ScopedOpenSSL<PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO_free>::Type 34 pkcs8(EVP_PKEY2PKCS8(pkey)); 35 if (pkcs8.get() != NULL) { 36 private_len = i2d_PKCS8_PRIV_KEY_INFO(pkcs8.get(), &private_key); 37 } 38 bool ret = false; 39 if (public_len > 0 && private_len > 0) { 40 ret = net::android::StoreKeyPair( 41 static_cast<const uint8*>(public_key), public_len, 42 static_cast<const uint8*>(private_key), private_len); 43 } 44 LOG_IF(ERROR, !ret) << "StoreKeyPair failed. pub len = " << public_len 45 << " priv len = " << private_len; 46 OPENSSL_free(public_key); 47 OPENSSL_free(private_key); 48 return ret; 49 } 50 51 } // namespace net 52