ssl3.h 13 KB

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  1. /*
  2. * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
  3. *
  4. * Licensed under the OpenSSL license (the "License"). You may not use
  5. * this file except in compliance with the License. You can obtain a copy
  6. * in the file LICENSE in the source distribution or at
  7. * https://www.openssl.org/source/license.html
  8. */
  9. /* ====================================================================
  10. * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
  11. * ECC cipher suite support in OpenSSL originally developed by
  12. * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  13. */
  14. #ifndef HEADER_SSL3_H
  15. # define HEADER_SSL3_H
  16. # include <openssl/comp.h>
  17. # include <openssl/buffer.h>
  18. # include <openssl/evp.h>
  19. # include <openssl/ssl.h>
  20. #ifdef __cplusplus
  21. extern "C" {
  22. #endif
  23. /*
  24. * Signalling cipher suite value from RFC 5746
  25. * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV)
  26. */
  27. # define SSL3_CK_SCSV 0x030000FF
  28. /*
  29. * Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00
  30. * (TLS_FALLBACK_SCSV)
  31. */
  32. # define SSL3_CK_FALLBACK_SCSV 0x03005600
  33. # define SSL3_CK_RSA_NULL_MD5 0x03000001
  34. # define SSL3_CK_RSA_NULL_SHA 0x03000002
  35. # define SSL3_CK_RSA_RC4_40_MD5 0x03000003
  36. # define SSL3_CK_RSA_RC4_128_MD5 0x03000004
  37. # define SSL3_CK_RSA_RC4_128_SHA 0x03000005
  38. # define SSL3_CK_RSA_RC2_40_MD5 0x03000006
  39. # define SSL3_CK_RSA_IDEA_128_SHA 0x03000007
  40. # define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008
  41. # define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009
  42. # define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A
  43. # define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B
  44. # define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C
  45. # define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D
  46. # define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E
  47. # define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F
  48. # define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010
  49. # define SSL3_CK_DHE_DSS_DES_40_CBC_SHA 0x03000011
  50. # define SSL3_CK_EDH_DSS_DES_40_CBC_SHA SSL3_CK_DHE_DSS_DES_40_CBC_SHA
  51. # define SSL3_CK_DHE_DSS_DES_64_CBC_SHA 0x03000012
  52. # define SSL3_CK_EDH_DSS_DES_64_CBC_SHA SSL3_CK_DHE_DSS_DES_64_CBC_SHA
  53. # define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA 0x03000013
  54. # define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA SSL3_CK_DHE_DSS_DES_192_CBC3_SHA
  55. # define SSL3_CK_DHE_RSA_DES_40_CBC_SHA 0x03000014
  56. # define SSL3_CK_EDH_RSA_DES_40_CBC_SHA SSL3_CK_DHE_RSA_DES_40_CBC_SHA
  57. # define SSL3_CK_DHE_RSA_DES_64_CBC_SHA 0x03000015
  58. # define SSL3_CK_EDH_RSA_DES_64_CBC_SHA SSL3_CK_DHE_RSA_DES_64_CBC_SHA
  59. # define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA 0x03000016
  60. # define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA SSL3_CK_DHE_RSA_DES_192_CBC3_SHA
  61. # define SSL3_CK_ADH_RC4_40_MD5 0x03000017
  62. # define SSL3_CK_ADH_RC4_128_MD5 0x03000018
  63. # define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019
  64. # define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A
  65. # define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B
  66. # define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5"
  67. # define SSL3_TXT_RSA_NULL_SHA "NULL-SHA"
  68. # define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5"
  69. # define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5"
  70. # define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA"
  71. # define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5"
  72. # define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA"
  73. # define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA"
  74. # define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA"
  75. # define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA"
  76. # define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA"
  77. # define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA"
  78. # define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA"
  79. # define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA"
  80. # define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA"
  81. # define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA"
  82. # define SSL3_TXT_DHE_DSS_DES_40_CBC_SHA "EXP-DHE-DSS-DES-CBC-SHA"
  83. # define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA "DHE-DSS-DES-CBC-SHA"
  84. # define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA "DHE-DSS-DES-CBC3-SHA"
  85. # define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA "EXP-DHE-RSA-DES-CBC-SHA"
  86. # define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA "DHE-RSA-DES-CBC-SHA"
  87. # define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA "DHE-RSA-DES-CBC3-SHA"
  88. /*
  89. * This next block of six "EDH" labels is for backward compatibility with
  90. * older versions of OpenSSL. New code should use the six "DHE" labels above
  91. * instead:
  92. */
  93. # define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA"
  94. # define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA"
  95. # define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA"
  96. # define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA"
  97. # define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA"
  98. # define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA"
  99. # define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5"
  100. # define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5"
  101. # define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA"
  102. # define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA"
  103. # define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA"
  104. # define SSL3_SSL_SESSION_ID_LENGTH 32
  105. # define SSL3_MAX_SSL_SESSION_ID_LENGTH 32
  106. # define SSL3_MASTER_SECRET_SIZE 48
  107. # define SSL3_RANDOM_SIZE 32
  108. # define SSL3_SESSION_ID_SIZE 32
  109. # define SSL3_RT_HEADER_LENGTH 5
  110. # define SSL3_HM_HEADER_LENGTH 4
  111. # ifndef SSL3_ALIGN_PAYLOAD
  112. /*
  113. * Some will argue that this increases memory footprint, but it's not
  114. * actually true. Point is that malloc has to return at least 64-bit aligned
  115. * pointers, meaning that allocating 5 bytes wastes 3 bytes in either case.
  116. * Suggested pre-gaping simply moves these wasted bytes from the end of
  117. * allocated region to its front, but makes data payload aligned, which
  118. * improves performance:-)
  119. */
  120. # define SSL3_ALIGN_PAYLOAD 8
  121. # else
  122. # if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0
  123. # error "insane SSL3_ALIGN_PAYLOAD"
  124. # undef SSL3_ALIGN_PAYLOAD
  125. # endif
  126. # endif
  127. /*
  128. * This is the maximum MAC (digest) size used by the SSL library. Currently
  129. * maximum of 20 is used by SHA1, but we reserve for future extension for
  130. * 512-bit hashes.
  131. */
  132. # define SSL3_RT_MAX_MD_SIZE 64
  133. /*
  134. * Maximum block size used in all ciphersuites. Currently 16 for AES.
  135. */
  136. # define SSL_RT_MAX_CIPHER_BLOCK_SIZE 16
  137. # define SSL3_RT_MAX_EXTRA (16384)
  138. /* Maximum plaintext length: defined by SSL/TLS standards */
  139. # define SSL3_RT_MAX_PLAIN_LENGTH 16384
  140. /* Maximum compression overhead: defined by SSL/TLS standards */
  141. # define SSL3_RT_MAX_COMPRESSED_OVERHEAD 1024
  142. /*
  143. * The standards give a maximum encryption overhead of 1024 bytes. In
  144. * practice the value is lower than this. The overhead is the maximum number
  145. * of padding bytes (256) plus the mac size.
  146. */
  147. # define SSL3_RT_MAX_ENCRYPTED_OVERHEAD (256 + SSL3_RT_MAX_MD_SIZE)
  148. /*
  149. * OpenSSL currently only uses a padding length of at most one block so the
  150. * send overhead is smaller.
  151. */
  152. # define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \
  153. (SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE)
  154. /* If compression isn't used don't include the compression overhead */
  155. # ifdef OPENSSL_NO_COMP
  156. # define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH
  157. # else
  158. # define SSL3_RT_MAX_COMPRESSED_LENGTH \
  159. (SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD)
  160. # endif
  161. # define SSL3_RT_MAX_ENCRYPTED_LENGTH \
  162. (SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH)
  163. # define SSL3_RT_MAX_PACKET_SIZE \
  164. (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
  165. # define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54"
  166. # define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52"
  167. # define SSL3_VERSION 0x0300
  168. # define SSL3_VERSION_MAJOR 0x03
  169. # define SSL3_VERSION_MINOR 0x00
  170. # define SSL3_RT_CHANGE_CIPHER_SPEC 20
  171. # define SSL3_RT_ALERT 21
  172. # define SSL3_RT_HANDSHAKE 22
  173. # define SSL3_RT_APPLICATION_DATA 23
  174. # define DTLS1_RT_HEARTBEAT 24
  175. /* Pseudo content types to indicate additional parameters */
  176. # define TLS1_RT_CRYPTO 0x1000
  177. # define TLS1_RT_CRYPTO_PREMASTER (TLS1_RT_CRYPTO | 0x1)
  178. # define TLS1_RT_CRYPTO_CLIENT_RANDOM (TLS1_RT_CRYPTO | 0x2)
  179. # define TLS1_RT_CRYPTO_SERVER_RANDOM (TLS1_RT_CRYPTO | 0x3)
  180. # define TLS1_RT_CRYPTO_MASTER (TLS1_RT_CRYPTO | 0x4)
  181. # define TLS1_RT_CRYPTO_READ 0x0000
  182. # define TLS1_RT_CRYPTO_WRITE 0x0100
  183. # define TLS1_RT_CRYPTO_MAC (TLS1_RT_CRYPTO | 0x5)
  184. # define TLS1_RT_CRYPTO_KEY (TLS1_RT_CRYPTO | 0x6)
  185. # define TLS1_RT_CRYPTO_IV (TLS1_RT_CRYPTO | 0x7)
  186. # define TLS1_RT_CRYPTO_FIXED_IV (TLS1_RT_CRYPTO | 0x8)
  187. /* Pseudo content type for SSL/TLS header info */
  188. # define SSL3_RT_HEADER 0x100
  189. # define SSL3_AL_WARNING 1
  190. # define SSL3_AL_FATAL 2
  191. # define SSL3_AD_CLOSE_NOTIFY 0
  192. # define SSL3_AD_UNEXPECTED_MESSAGE 10/* fatal */
  193. # define SSL3_AD_BAD_RECORD_MAC 20/* fatal */
  194. # define SSL3_AD_DECOMPRESSION_FAILURE 30/* fatal */
  195. # define SSL3_AD_HANDSHAKE_FAILURE 40/* fatal */
  196. # define SSL3_AD_NO_CERTIFICATE 41
  197. # define SSL3_AD_BAD_CERTIFICATE 42
  198. # define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
  199. # define SSL3_AD_CERTIFICATE_REVOKED 44
  200. # define SSL3_AD_CERTIFICATE_EXPIRED 45
  201. # define SSL3_AD_CERTIFICATE_UNKNOWN 46
  202. # define SSL3_AD_ILLEGAL_PARAMETER 47/* fatal */
  203. # define TLS1_HB_REQUEST 1
  204. # define TLS1_HB_RESPONSE 2
  205. # define SSL3_CT_RSA_SIGN 1
  206. # define SSL3_CT_DSS_SIGN 2
  207. # define SSL3_CT_RSA_FIXED_DH 3
  208. # define SSL3_CT_DSS_FIXED_DH 4
  209. # define SSL3_CT_RSA_EPHEMERAL_DH 5
  210. # define SSL3_CT_DSS_EPHEMERAL_DH 6
  211. # define SSL3_CT_FORTEZZA_DMS 20
  212. /*
  213. * SSL3_CT_NUMBER is used to size arrays and it must be large enough to
  214. * contain all of the cert types defined either for SSLv3 and TLSv1.
  215. */
  216. # define SSL3_CT_NUMBER 9
  217. # define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001
  218. /* Removed from OpenSSL 1.1.0 */
  219. # define TLS1_FLAGS_TLS_PADDING_BUG 0x0
  220. # define TLS1_FLAGS_SKIP_CERT_VERIFY 0x0010
  221. /* Set if we encrypt then mac instead of usual mac then encrypt */
  222. # define TLS1_FLAGS_ENCRYPT_THEN_MAC_READ 0x0100
  223. # define TLS1_FLAGS_ENCRYPT_THEN_MAC TLS1_FLAGS_ENCRYPT_THEN_MAC_READ
  224. /* Set if extended master secret extension received from peer */
  225. # define TLS1_FLAGS_RECEIVED_EXTMS 0x0200
  226. # define TLS1_FLAGS_ENCRYPT_THEN_MAC_WRITE 0x0400
  227. # define SSL3_MT_HELLO_REQUEST 0
  228. # define SSL3_MT_CLIENT_HELLO 1
  229. # define SSL3_MT_SERVER_HELLO 2
  230. # define SSL3_MT_NEWSESSION_TICKET 4
  231. # define SSL3_MT_CERTIFICATE 11
  232. # define SSL3_MT_SERVER_KEY_EXCHANGE 12
  233. # define SSL3_MT_CERTIFICATE_REQUEST 13
  234. # define SSL3_MT_SERVER_DONE 14
  235. # define SSL3_MT_CERTIFICATE_VERIFY 15
  236. # define SSL3_MT_CLIENT_KEY_EXCHANGE 16
  237. # define SSL3_MT_FINISHED 20
  238. # define SSL3_MT_CERTIFICATE_STATUS 22
  239. # ifndef OPENSSL_NO_NEXTPROTONEG
  240. # define SSL3_MT_NEXT_PROTO 67
  241. # endif
  242. # define DTLS1_MT_HELLO_VERIFY_REQUEST 3
  243. /* Dummy message type for handling CCS like a normal handshake message */
  244. # define SSL3_MT_CHANGE_CIPHER_SPEC 0x0101
  245. # define SSL3_MT_CCS 1
  246. /* These are used when changing over to a new cipher */
  247. # define SSL3_CC_READ 0x01
  248. # define SSL3_CC_WRITE 0x02
  249. # define SSL3_CC_CLIENT 0x10
  250. # define SSL3_CC_SERVER 0x20
  251. # define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE)
  252. # define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ)
  253. # define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ)
  254. # define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
  255. #ifdef __cplusplus
  256. }
  257. #endif
  258. #endif