|  | /* | 
|  | *  Copyright 2017 The WebRTC project authors. All Rights Reserved. | 
|  | * | 
|  | *  Use of this source code is governed by a BSD-style license | 
|  | *  that can be found in the LICENSE file in the root of the source | 
|  | *  tree. An additional intellectual property rights grant can be found | 
|  | *  in the file PATENTS.  All contributing project authors may | 
|  | *  be found in the AUTHORS file in the root of the source tree. | 
|  | */ | 
|  |  | 
|  | #ifndef PC_SRTPTESTUTIL_H_ | 
|  | #define PC_SRTPTESTUTIL_H_ | 
|  |  | 
|  | #include <string> | 
|  |  | 
|  | namespace rtc { | 
|  |  | 
|  | extern const char CS_AES_CM_128_HMAC_SHA1_32[]; | 
|  | extern const char CS_AEAD_AES_128_GCM[]; | 
|  | extern const char CS_AEAD_AES_256_GCM[]; | 
|  |  | 
|  | static const uint8_t kTestKey1[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234"; | 
|  | static const uint8_t kTestKey2[] = "4321ZYXWVUTSRQPONMLKJIHGFEDCBA"; | 
|  | static const int kTestKeyLen = 30; | 
|  |  | 
|  | static int rtp_auth_tag_len(const std::string& cs) { | 
|  | if (cs == CS_AES_CM_128_HMAC_SHA1_32) { | 
|  | return 4; | 
|  | } else if (cs == CS_AEAD_AES_128_GCM || cs == CS_AEAD_AES_256_GCM) { | 
|  | return 16; | 
|  | } else { | 
|  | return 10; | 
|  | } | 
|  | } | 
|  | static int rtcp_auth_tag_len(const std::string& cs) { | 
|  | if (cs == CS_AEAD_AES_128_GCM || cs == CS_AEAD_AES_256_GCM) { | 
|  | return 16; | 
|  | } else { | 
|  | return 10; | 
|  | } | 
|  | } | 
|  |  | 
|  | }  // namespace rtc | 
|  |  | 
|  | #endif  // PC_SRTPTESTUTIL_H_ |