|  | /* | 
|  | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | 
|  | * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. | 
|  | * | 
|  | * Licensed under the OpenSSL license (the "License").  You may not use | 
|  | * this file except in compliance with the License.  You can obtain a copy | 
|  | * in the file LICENSE in the source distribution or at | 
|  | * https://www.openssl.org/source/license.html | 
|  | */ | 
|  |  | 
|  | #ifndef OPENSSL_HEADER_SSL3_H | 
|  | #define OPENSSL_HEADER_SSL3_H | 
|  |  | 
|  | #include <openssl/aead.h> | 
|  |  | 
|  | #ifdef  __cplusplus | 
|  | extern "C" { | 
|  | #endif | 
|  |  | 
|  |  | 
|  | // These are kept to support clients that negotiates higher protocol versions | 
|  | // using SSLv2 client hello records. | 
|  | #define SSL2_MT_CLIENT_HELLO 1 | 
|  | #define SSL2_VERSION 0x0002 | 
|  |  | 
|  | // Signalling cipher suite value from RFC 5746. | 
|  | #define SSL3_CK_SCSV 0x030000FF | 
|  | // Fallback signalling cipher suite value from RFC 7507. | 
|  | #define SSL3_CK_FALLBACK_SCSV 0x03005600 | 
|  |  | 
|  | #define SSL3_CK_RSA_NULL_MD5 0x03000001 | 
|  | #define SSL3_CK_RSA_NULL_SHA 0x03000002 | 
|  | #define SSL3_CK_RSA_RC4_40_MD5 0x03000003 | 
|  | #define SSL3_CK_RSA_RC4_128_MD5 0x03000004 | 
|  | #define SSL3_CK_RSA_RC4_128_SHA 0x03000005 | 
|  | #define SSL3_CK_RSA_RC2_40_MD5 0x03000006 | 
|  | #define SSL3_CK_RSA_IDEA_128_SHA 0x03000007 | 
|  | #define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008 | 
|  | #define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009 | 
|  | #define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A | 
|  |  | 
|  | #define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B | 
|  | #define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C | 
|  | #define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D | 
|  | #define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E | 
|  | #define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F | 
|  | #define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010 | 
|  |  | 
|  | #define SSL3_CK_EDH_DSS_DES_40_CBC_SHA 0x03000011 | 
|  | #define SSL3_CK_EDH_DSS_DES_64_CBC_SHA 0x03000012 | 
|  | #define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA 0x03000013 | 
|  | #define SSL3_CK_EDH_RSA_DES_40_CBC_SHA 0x03000014 | 
|  | #define SSL3_CK_EDH_RSA_DES_64_CBC_SHA 0x03000015 | 
|  | #define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA 0x03000016 | 
|  |  | 
|  | #define SSL3_CK_ADH_RC4_40_MD5 0x03000017 | 
|  | #define SSL3_CK_ADH_RC4_128_MD5 0x03000018 | 
|  | #define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019 | 
|  | #define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A | 
|  | #define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B | 
|  |  | 
|  | #define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5" | 
|  | #define SSL3_TXT_RSA_NULL_SHA "NULL-SHA" | 
|  | #define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5" | 
|  | #define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5" | 
|  | #define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA" | 
|  | #define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5" | 
|  | #define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA" | 
|  | #define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA" | 
|  | #define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA" | 
|  | #define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA" | 
|  |  | 
|  | #define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA" | 
|  | #define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA" | 
|  | #define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA" | 
|  | #define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA" | 
|  | #define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA" | 
|  | #define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA" | 
|  |  | 
|  | #define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA" | 
|  | #define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA" | 
|  | #define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA" | 
|  | #define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA" | 
|  | #define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA" | 
|  | #define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA" | 
|  |  | 
|  | #define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5" | 
|  | #define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5" | 
|  | #define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA" | 
|  | #define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA" | 
|  | #define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA" | 
|  |  | 
|  | #define SSL3_SSL_SESSION_ID_LENGTH 32 | 
|  | #define SSL3_MAX_SSL_SESSION_ID_LENGTH 32 | 
|  |  | 
|  | #define SSL3_MASTER_SECRET_SIZE 48 | 
|  | #define SSL3_RANDOM_SIZE 32 | 
|  | #define SSL3_SESSION_ID_SIZE 32 | 
|  | #define SSL3_RT_HEADER_LENGTH 5 | 
|  |  | 
|  | #define SSL3_HM_HEADER_LENGTH 4 | 
|  |  | 
|  | #ifndef SSL3_ALIGN_PAYLOAD | 
|  | // Some will argue that this increases memory footprint, but it's not actually | 
|  | // true. Point is that malloc has to return at least 64-bit aligned pointers, | 
|  | // meaning that allocating 5 bytes wastes 3 bytes in either case. Suggested | 
|  | // pre-gaping simply moves these wasted bytes from the end of allocated region | 
|  | // to its front, but makes data payload aligned, which improves performance. | 
|  | #define SSL3_ALIGN_PAYLOAD 8 | 
|  | #else | 
|  | #if (SSL3_ALIGN_PAYLOAD & (SSL3_ALIGN_PAYLOAD - 1)) != 0 | 
|  | #error "insane SSL3_ALIGN_PAYLOAD" | 
|  | #undef SSL3_ALIGN_PAYLOAD | 
|  | #endif | 
|  | #endif | 
|  |  | 
|  | // This is the maximum MAC (digest) size used by the SSL library. Currently | 
|  | // maximum of 20 is used by SHA1, but we reserve for future extension for | 
|  | // 512-bit hashes. | 
|  |  | 
|  | #define SSL3_RT_MAX_MD_SIZE 64 | 
|  |  | 
|  | // Maximum block size used in all ciphersuites. Currently 16 for AES. | 
|  |  | 
|  | #define SSL_RT_MAX_CIPHER_BLOCK_SIZE 16 | 
|  |  | 
|  | // Maximum plaintext length: defined by SSL/TLS standards | 
|  | #define SSL3_RT_MAX_PLAIN_LENGTH 16384 | 
|  | // Maximum compression overhead: defined by SSL/TLS standards | 
|  | #define SSL3_RT_MAX_COMPRESSED_OVERHEAD 1024 | 
|  |  | 
|  | // The standards give a maximum encryption overhead of 1024 bytes. In practice | 
|  | // the value is lower than this. The overhead is the maximum number of padding | 
|  | // bytes (256) plus the mac size. | 
|  | // | 
|  | // TODO(davidben): This derivation doesn't take AEADs into account, or TLS 1.1 | 
|  | // explicit nonces. It happens to work because |SSL3_RT_MAX_MD_SIZE| is larger | 
|  | // than necessary and no true AEAD has variable overhead in TLS 1.2. | 
|  | #define SSL3_RT_MAX_ENCRYPTED_OVERHEAD (256 + SSL3_RT_MAX_MD_SIZE) | 
|  |  | 
|  | // SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD is the maximum overhead in encrypting a | 
|  | // record. This does not include the record header. Some ciphers use explicit | 
|  | // nonces, so it includes both the AEAD overhead as well as the nonce. | 
|  | #define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \ | 
|  | (EVP_AEAD_MAX_OVERHEAD + EVP_AEAD_MAX_NONCE_LENGTH) | 
|  |  | 
|  | // SSL3_RT_MAX_COMPRESSED_LENGTH is an alias for | 
|  | // |SSL3_RT_MAX_PLAIN_LENGTH|. Compression is gone, so don't include the | 
|  | // compression overhead. | 
|  | #define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH | 
|  |  | 
|  | #define SSL3_RT_MAX_ENCRYPTED_LENGTH \ | 
|  | (SSL3_RT_MAX_ENCRYPTED_OVERHEAD + SSL3_RT_MAX_COMPRESSED_LENGTH) | 
|  | #define SSL3_RT_MAX_PACKET_SIZE \ | 
|  | (SSL3_RT_MAX_ENCRYPTED_LENGTH + SSL3_RT_HEADER_LENGTH) | 
|  |  | 
|  | #define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54" | 
|  | #define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52" | 
|  |  | 
|  | #define SSL3_RT_CHANGE_CIPHER_SPEC 20 | 
|  | #define SSL3_RT_ALERT 21 | 
|  | #define SSL3_RT_HANDSHAKE 22 | 
|  | #define SSL3_RT_APPLICATION_DATA 23 | 
|  | #define SSL3_RT_ACK 26 | 
|  |  | 
|  | // Pseudo content type for SSL/TLS header info | 
|  | #define SSL3_RT_HEADER 0x100 | 
|  | #define SSL3_RT_CLIENT_HELLO_INNER 0x101 | 
|  |  | 
|  | #define SSL3_AL_WARNING 1 | 
|  | #define SSL3_AL_FATAL 2 | 
|  |  | 
|  | #define SSL3_AD_CLOSE_NOTIFY 0 | 
|  | #define SSL3_AD_UNEXPECTED_MESSAGE 10     // fatal | 
|  | #define SSL3_AD_BAD_RECORD_MAC 20         // fatal | 
|  | #define SSL3_AD_DECOMPRESSION_FAILURE 30  // fatal | 
|  | #define SSL3_AD_HANDSHAKE_FAILURE 40      // fatal | 
|  | #define SSL3_AD_NO_CERTIFICATE 41 | 
|  | #define SSL3_AD_BAD_CERTIFICATE 42 | 
|  | #define SSL3_AD_UNSUPPORTED_CERTIFICATE 43 | 
|  | #define SSL3_AD_CERTIFICATE_REVOKED 44 | 
|  | #define SSL3_AD_CERTIFICATE_EXPIRED 45 | 
|  | #define SSL3_AD_CERTIFICATE_UNKNOWN 46 | 
|  | #define SSL3_AD_ILLEGAL_PARAMETER 47       // fatal | 
|  | #define SSL3_AD_INAPPROPRIATE_FALLBACK 86  // fatal | 
|  |  | 
|  | #define SSL3_CT_RSA_SIGN 1 | 
|  |  | 
|  | #define SSL3_MT_HELLO_REQUEST 0 | 
|  | #define SSL3_MT_CLIENT_HELLO 1 | 
|  | #define SSL3_MT_SERVER_HELLO 2 | 
|  | #define SSL3_MT_NEW_SESSION_TICKET 4 | 
|  | #define SSL3_MT_END_OF_EARLY_DATA 5 | 
|  | #define SSL3_MT_ENCRYPTED_EXTENSIONS 8 | 
|  | #define SSL3_MT_CERTIFICATE 11 | 
|  | #define SSL3_MT_SERVER_KEY_EXCHANGE 12 | 
|  | #define SSL3_MT_CERTIFICATE_REQUEST 13 | 
|  | #define SSL3_MT_SERVER_HELLO_DONE 14 | 
|  | #define SSL3_MT_CERTIFICATE_VERIFY 15 | 
|  | #define SSL3_MT_CLIENT_KEY_EXCHANGE 16 | 
|  | #define SSL3_MT_FINISHED 20 | 
|  | #define SSL3_MT_CERTIFICATE_STATUS 22 | 
|  | #define SSL3_MT_SUPPLEMENTAL_DATA 23 | 
|  | #define SSL3_MT_KEY_UPDATE 24 | 
|  | #define SSL3_MT_COMPRESSED_CERTIFICATE 25 | 
|  | #define SSL3_MT_NEXT_PROTO 67 | 
|  | #define SSL3_MT_CHANNEL_ID 203 | 
|  | #define SSL3_MT_MESSAGE_HASH 254 | 
|  | #define DTLS1_MT_HELLO_VERIFY_REQUEST 3 | 
|  |  | 
|  | // The following are legacy aliases for consumers which use | 
|  | // |SSL_CTX_set_msg_callback|. | 
|  | #define SSL3_MT_SERVER_DONE SSL3_MT_SERVER_HELLO_DONE | 
|  | #define SSL3_MT_NEWSESSION_TICKET SSL3_MT_NEW_SESSION_TICKET | 
|  |  | 
|  |  | 
|  | #define SSL3_MT_CCS 1 | 
|  |  | 
|  |  | 
|  | #ifdef  __cplusplus | 
|  | }  // extern C | 
|  | #endif | 
|  |  | 
|  | #endif  // OPENSSL_HEADER_SSL3_H |