| /* |
| * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. |
| * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved |
| * |
| * Licensed under the Apache License 2.0 (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_SSL3_H |
| # define OPENSSL_SSL3_H |
| # pragma once |
| |
| # include <openssl/macros.h> |
| # ifndef OPENSSL_NO_DEPRECATED_3_0 |
| # define HEADER_SSL3_H |
| # endif |
| |
| # include <openssl/comp.h> |
| # include <openssl/buffer.h> |
| # include <openssl/evp.h> |
| # include <openssl/ssl.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * Signalling cipher suite value from RFC 5746 |
| * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV) |
| */ |
| # define SSL3_CK_SCSV 0x030000FF |
| |
| /* |
| * Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00 |
| * (TLS_FALLBACK_SCSV) |
| */ |
| # 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_DHE_DSS_DES_40_CBC_SHA 0x03000011 |
| # define SSL3_CK_EDH_DSS_DES_40_CBC_SHA SSL3_CK_DHE_DSS_DES_40_CBC_SHA |
| # define SSL3_CK_DHE_DSS_DES_64_CBC_SHA 0x03000012 |
| # define SSL3_CK_EDH_DSS_DES_64_CBC_SHA SSL3_CK_DHE_DSS_DES_64_CBC_SHA |
| # define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA 0x03000013 |
| # define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA SSL3_CK_DHE_DSS_DES_192_CBC3_SHA |
| # define SSL3_CK_DHE_RSA_DES_40_CBC_SHA 0x03000014 |
| # define SSL3_CK_EDH_RSA_DES_40_CBC_SHA SSL3_CK_DHE_RSA_DES_40_CBC_SHA |
| # define SSL3_CK_DHE_RSA_DES_64_CBC_SHA 0x03000015 |
| # define SSL3_CK_EDH_RSA_DES_64_CBC_SHA SSL3_CK_DHE_RSA_DES_64_CBC_SHA |
| # define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA 0x03000016 |
| # define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA SSL3_CK_DHE_RSA_DES_192_CBC3_SHA |
| |
| # 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 |
| |
| /* a bundle of RFC standard cipher names, generated from ssl3_ciphers[] */ |
| # define SSL3_RFC_RSA_NULL_MD5 "TLS_RSA_WITH_NULL_MD5" |
| # define SSL3_RFC_RSA_NULL_SHA "TLS_RSA_WITH_NULL_SHA" |
| # define SSL3_RFC_RSA_DES_192_CBC3_SHA "TLS_RSA_WITH_3DES_EDE_CBC_SHA" |
| # define SSL3_RFC_DHE_DSS_DES_192_CBC3_SHA "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" |
| # define SSL3_RFC_DHE_RSA_DES_192_CBC3_SHA "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" |
| # define SSL3_RFC_ADH_DES_192_CBC_SHA "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" |
| # define SSL3_RFC_RSA_IDEA_128_SHA "TLS_RSA_WITH_IDEA_CBC_SHA" |
| # define SSL3_RFC_RSA_RC4_128_MD5 "TLS_RSA_WITH_RC4_128_MD5" |
| # define SSL3_RFC_RSA_RC4_128_SHA "TLS_RSA_WITH_RC4_128_SHA" |
| # define SSL3_RFC_ADH_RC4_128_MD5 "TLS_DH_anon_WITH_RC4_128_MD5" |
| |
| # 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_DHE_DSS_DES_40_CBC_SHA "EXP-DHE-DSS-DES-CBC-SHA" |
| # define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA "DHE-DSS-DES-CBC-SHA" |
| # define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA "DHE-DSS-DES-CBC3-SHA" |
| # define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA "EXP-DHE-RSA-DES-CBC-SHA" |
| # define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA "DHE-RSA-DES-CBC-SHA" |
| # define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA "DHE-RSA-DES-CBC3-SHA" |
| |
| /* |
| * This next block of six "EDH" labels is for backward compatibility with |
| * older versions of OpenSSL. New code should use the six "DHE" labels above |
| * instead: |
| */ |
| # 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 |
| |
| # define SSL3_RT_MAX_EXTRA (16384) |
| |
| /* 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. |
| */ |
| # define SSL3_RT_MAX_ENCRYPTED_OVERHEAD (256 + SSL3_RT_MAX_MD_SIZE) |
| # define SSL3_RT_MAX_TLS13_ENCRYPTED_OVERHEAD 256 |
| |
| /* |
| * OpenSSL currently only uses a padding length of at most one block so the |
| * send overhead is smaller. |
| */ |
| |
| # define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \ |
| (SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE) |
| |
| /* If compression isn't used don't include the compression overhead */ |
| |
| # ifdef OPENSSL_NO_COMP |
| # define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH |
| # else |
| # define SSL3_RT_MAX_COMPRESSED_LENGTH \ |
| (SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD) |
| # endif |
| # define SSL3_RT_MAX_ENCRYPTED_LENGTH \ |
| (SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH) |
| # define SSL3_RT_MAX_TLS13_ENCRYPTED_LENGTH \ |
| (SSL3_RT_MAX_PLAIN_LENGTH + SSL3_RT_MAX_TLS13_ENCRYPTED_OVERHEAD) |
| # 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" |
| |
| /* SSL3_VERSION is defined in prov_ssl.h */ |
| # define SSL3_VERSION_MAJOR 0x03 |
| # define SSL3_VERSION_MINOR 0x00 |
| |
| # define SSL3_RT_CHANGE_CIPHER_SPEC 20 |
| # define SSL3_RT_ALERT 21 |
| # define SSL3_RT_HANDSHAKE 22 |
| # define SSL3_RT_APPLICATION_DATA 23 |
| |
| /* Pseudo content types to indicate additional parameters */ |
| # define TLS1_RT_CRYPTO 0x1000 |
| # define TLS1_RT_CRYPTO_PREMASTER (TLS1_RT_CRYPTO | 0x1) |
| # define TLS1_RT_CRYPTO_CLIENT_RANDOM (TLS1_RT_CRYPTO | 0x2) |
| # define TLS1_RT_CRYPTO_SERVER_RANDOM (TLS1_RT_CRYPTO | 0x3) |
| # define TLS1_RT_CRYPTO_MASTER (TLS1_RT_CRYPTO | 0x4) |
| |
| # define TLS1_RT_CRYPTO_READ 0x0000 |
| # define TLS1_RT_CRYPTO_WRITE 0x0100 |
| # define TLS1_RT_CRYPTO_MAC (TLS1_RT_CRYPTO | 0x5) |
| # define TLS1_RT_CRYPTO_KEY (TLS1_RT_CRYPTO | 0x6) |
| # define TLS1_RT_CRYPTO_IV (TLS1_RT_CRYPTO | 0x7) |
| # define TLS1_RT_CRYPTO_FIXED_IV (TLS1_RT_CRYPTO | 0x8) |
| |
| /* Pseudo content types for SSL/TLS header info */ |
| # define SSL3_RT_HEADER 0x100 |
| # define SSL3_RT_INNER_CONTENT_TYPE 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 TLS1_HB_REQUEST 1 |
| # define TLS1_HB_RESPONSE 2 |
| |
| |
| # define SSL3_CT_RSA_SIGN 1 |
| # define SSL3_CT_DSS_SIGN 2 |
| # define SSL3_CT_RSA_FIXED_DH 3 |
| # define SSL3_CT_DSS_FIXED_DH 4 |
| # define SSL3_CT_RSA_EPHEMERAL_DH 5 |
| # define SSL3_CT_DSS_EPHEMERAL_DH 6 |
| # define SSL3_CT_FORTEZZA_DMS 20 |
| /* |
| * SSL3_CT_NUMBER is used to size arrays and it must be large enough to |
| * contain all of the cert types defined for *either* SSLv3 and TLSv1. |
| */ |
| # define SSL3_CT_NUMBER 12 |
| |
| # if defined(TLS_CT_NUMBER) |
| # if TLS_CT_NUMBER != SSL3_CT_NUMBER |
| # error "SSL/TLS CT_NUMBER values do not match" |
| # endif |
| # endif |
| |
| /* No longer used as of OpenSSL 1.1.1 */ |
| # define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001 |
| |
| /* Removed from OpenSSL 1.1.0 */ |
| # define TLS1_FLAGS_TLS_PADDING_BUG 0x0 |
| |
| # define TLS1_FLAGS_SKIP_CERT_VERIFY 0x0010 |
| |
| /* Set if we encrypt then mac instead of usual mac then encrypt */ |
| # define TLS1_FLAGS_ENCRYPT_THEN_MAC_READ 0x0100 |
| # define TLS1_FLAGS_ENCRYPT_THEN_MAC TLS1_FLAGS_ENCRYPT_THEN_MAC_READ |
| |
| /* Set if extended master secret extension received from peer */ |
| # define TLS1_FLAGS_RECEIVED_EXTMS 0x0200 |
| |
| # define TLS1_FLAGS_ENCRYPT_THEN_MAC_WRITE 0x0400 |
| |
| # define TLS1_FLAGS_STATELESS 0x0800 |
| |
| /* Set if extended master secret extension required on renegotiation */ |
| # define TLS1_FLAGS_REQUIRED_EXTMS 0x1000 |
| |
| # define SSL3_MT_HELLO_REQUEST 0 |
| # define SSL3_MT_CLIENT_HELLO 1 |
| # define SSL3_MT_SERVER_HELLO 2 |
| # define SSL3_MT_NEWSESSION_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_DONE 14 |
| # define SSL3_MT_CERTIFICATE_VERIFY 15 |
| # define SSL3_MT_CLIENT_KEY_EXCHANGE 16 |
| # define SSL3_MT_FINISHED 20 |
| # define SSL3_MT_CERTIFICATE_URL 21 |
| # define SSL3_MT_CERTIFICATE_STATUS 22 |
| # define SSL3_MT_SUPPLEMENTAL_DATA 23 |
| # define SSL3_MT_KEY_UPDATE 24 |
| # ifndef OPENSSL_NO_NEXTPROTONEG |
| # define SSL3_MT_NEXT_PROTO 67 |
| # endif |
| # define SSL3_MT_MESSAGE_HASH 254 |
| # define DTLS1_MT_HELLO_VERIFY_REQUEST 3 |
| |
| /* Dummy message type for handling CCS like a normal handshake message */ |
| # define SSL3_MT_CHANGE_CIPHER_SPEC 0x0101 |
| |
| # define SSL3_MT_CCS 1 |
| |
| /* These are used when changing over to a new cipher */ |
| # define SSL3_CC_READ 0x001 |
| # define SSL3_CC_WRITE 0x002 |
| # define SSL3_CC_CLIENT 0x010 |
| # define SSL3_CC_SERVER 0x020 |
| # define SSL3_CC_EARLY 0x040 |
| # define SSL3_CC_HANDSHAKE 0x080 |
| # define SSL3_CC_APPLICATION 0x100 |
| # define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE) |
| # define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ) |
| # define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ) |
| # define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE) |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| #endif |