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      1 /* ssl/ssl_stat.c */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) cryptsoft.com).
      7  * The implementation was written so as to conform with Netscapes SSL.
      8  *
      9  * This library is free for commercial and non-commercial use as long as
     10  * the following conditions are aheared to.  The following conditions
     11  * apply to all code found in this distribution, be it the RC4, RSA,
     12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
     13  * included with this distribution is covered by the same copyright terms
     14  * except that the holder is Tim Hudson (tjh (at) cryptsoft.com).
     15  *
     16  * Copyright remains Eric Young's, and as such any Copyright notices in
     17  * the code are not to be removed.
     18  * If this package is used in a product, Eric Young should be given attribution
     19  * as the author of the parts of the library used.
     20  * This can be in the form of a textual message at program startup or
     21  * in documentation (online or textual) provided with the package.
     22  *
     23  * Redistribution and use in source and binary forms, with or without
     24  * modification, are permitted provided that the following conditions
     25  * are met:
     26  * 1. Redistributions of source code must retain the copyright
     27  *    notice, this list of conditions and the following disclaimer.
     28  * 2. Redistributions in binary form must reproduce the above copyright
     29  *    notice, this list of conditions and the following disclaimer in the
     30  *    documentation and/or other materials provided with the distribution.
     31  * 3. All advertising materials mentioning features or use of this software
     32  *    must display the following acknowledgement:
     33  *    "This product includes cryptographic software written by
     34  *     Eric Young (eay (at) cryptsoft.com)"
     35  *    The word 'cryptographic' can be left out if the rouines from the library
     36  *    being used are not cryptographic related :-).
     37  * 4. If you include any Windows specific code (or a derivative thereof) from
     38  *    the apps directory (application code) you must include an acknowledgement:
     39  *    "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)"
     40  *
     41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
     42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     51  * SUCH DAMAGE.
     52  *
     53  * The licence and distribution terms for any publically available version or
     54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
     55  * copied and put under another distribution licence
     56  * [including the GNU Public Licence.]
     57  */
     58 /* ====================================================================
     59  * Copyright 2005 Nokia. All rights reserved.
     60  *
     61  * The portions of the attached software ("Contribution") is developed by
     62  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
     63  * license.
     64  *
     65  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
     66  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
     67  * support (see RFC 4279) to OpenSSL.
     68  *
     69  * No patent licenses or other rights except those expressly stated in
     70  * the OpenSSL open source license shall be deemed granted or received
     71  * expressly, by implication, estoppel, or otherwise.
     72  *
     73  * No assurances are provided by Nokia that the Contribution does not
     74  * infringe the patent or other intellectual property rights of any third
     75  * party or that the license provides you with all the necessary rights
     76  * to make use of the Contribution.
     77  *
     78  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
     79  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
     80  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
     81  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
     82  * OTHERWISE.
     83  */
     84 
     85 #include <stdio.h>
     86 #include "ssl_locl.h"
     87 
     88 const char *SSL_state_string_long(const SSL *s)
     89 	{
     90 	const char *str;
     91 
     92 	switch (s->state)
     93 		{
     94 case SSL_ST_BEFORE: str="before SSL initialization"; break;
     95 case SSL_ST_ACCEPT: str="before accept initialization"; break;
     96 case SSL_ST_CONNECT: str="before connect initialization"; break;
     97 case SSL_ST_OK: str="SSL negotiation finished successfully"; break;
     98 case SSL_ST_RENEGOTIATE:	str="SSL renegotiate ciphers"; break;
     99 case SSL_ST_BEFORE|SSL_ST_CONNECT: str="before/connect initialization"; break;
    100 case SSL_ST_OK|SSL_ST_CONNECT: str="ok/connect SSL initialization"; break;
    101 case SSL_ST_BEFORE|SSL_ST_ACCEPT: str="before/accept initialization"; break;
    102 case SSL_ST_OK|SSL_ST_ACCEPT: str="ok/accept SSL initialization"; break;
    103 #ifndef OPENSSL_NO_SSL2
    104 case SSL2_ST_CLIENT_START_ENCRYPTION: str="SSLv2 client start encryption"; break;
    105 case SSL2_ST_SERVER_START_ENCRYPTION: str="SSLv2 server start encryption"; break;
    106 case SSL2_ST_SEND_CLIENT_HELLO_A: str="SSLv2 write client hello A"; break;
    107 case SSL2_ST_SEND_CLIENT_HELLO_B: str="SSLv2 write client hello B"; break;
    108 case SSL2_ST_GET_SERVER_HELLO_A: str="SSLv2 read server hello A"; break;
    109 case SSL2_ST_GET_SERVER_HELLO_B: str="SSLv2 read server hello B"; break;
    110 case SSL2_ST_SEND_CLIENT_MASTER_KEY_A: str="SSLv2 write client master key A"; break;
    111 case SSL2_ST_SEND_CLIENT_MASTER_KEY_B: str="SSLv2 write client master key B"; break;
    112 case SSL2_ST_SEND_CLIENT_FINISHED_A: str="SSLv2 write client finished A"; break;
    113 case SSL2_ST_SEND_CLIENT_FINISHED_B: str="SSLv2 write client finished B"; break;
    114 case SSL2_ST_SEND_CLIENT_CERTIFICATE_A: str="SSLv2 write client certificate A"; break;
    115 case SSL2_ST_SEND_CLIENT_CERTIFICATE_B: str="SSLv2 write client certificate B"; break;
    116 case SSL2_ST_SEND_CLIENT_CERTIFICATE_C: str="SSLv2 write client certificate C"; break;
    117 case SSL2_ST_SEND_CLIENT_CERTIFICATE_D: str="SSLv2 write client certificate D"; break;
    118 case SSL2_ST_GET_SERVER_VERIFY_A: str="SSLv2 read server verify A"; break;
    119 case SSL2_ST_GET_SERVER_VERIFY_B: str="SSLv2 read server verify B"; break;
    120 case SSL2_ST_GET_SERVER_FINISHED_A: str="SSLv2 read server finished A"; break;
    121 case SSL2_ST_GET_SERVER_FINISHED_B: str="SSLv2 read server finished B"; break;
    122 case SSL2_ST_GET_CLIENT_HELLO_A: str="SSLv2 read client hello A"; break;
    123 case SSL2_ST_GET_CLIENT_HELLO_B: str="SSLv2 read client hello B"; break;
    124 case SSL2_ST_GET_CLIENT_HELLO_C: str="SSLv2 read client hello C"; break;
    125 case SSL2_ST_SEND_SERVER_HELLO_A: str="SSLv2 write server hello A"; break;
    126 case SSL2_ST_SEND_SERVER_HELLO_B: str="SSLv2 write server hello B"; break;
    127 case SSL2_ST_GET_CLIENT_MASTER_KEY_A: str="SSLv2 read client master key A"; break;
    128 case SSL2_ST_GET_CLIENT_MASTER_KEY_B: str="SSLv2 read client master key B"; break;
    129 case SSL2_ST_SEND_SERVER_VERIFY_A: str="SSLv2 write server verify A"; break;
    130 case SSL2_ST_SEND_SERVER_VERIFY_B: str="SSLv2 write server verify B"; break;
    131 case SSL2_ST_SEND_SERVER_VERIFY_C: str="SSLv2 write server verify C"; break;
    132 case SSL2_ST_GET_CLIENT_FINISHED_A: str="SSLv2 read client finished A"; break;
    133 case SSL2_ST_GET_CLIENT_FINISHED_B: str="SSLv2 read client finished B"; break;
    134 case SSL2_ST_SEND_SERVER_FINISHED_A: str="SSLv2 write server finished A"; break;
    135 case SSL2_ST_SEND_SERVER_FINISHED_B: str="SSLv2 write server finished B"; break;
    136 case SSL2_ST_SEND_REQUEST_CERTIFICATE_A: str="SSLv2 write request certificate A"; break;
    137 case SSL2_ST_SEND_REQUEST_CERTIFICATE_B: str="SSLv2 write request certificate B"; break;
    138 case SSL2_ST_SEND_REQUEST_CERTIFICATE_C: str="SSLv2 write request certificate C"; break;
    139 case SSL2_ST_SEND_REQUEST_CERTIFICATE_D: str="SSLv2 write request certificate D"; break;
    140 case SSL2_ST_X509_GET_SERVER_CERTIFICATE: str="SSLv2 X509 read server certificate"; break;
    141 case SSL2_ST_X509_GET_CLIENT_CERTIFICATE: str="SSLv2 X509 read client certificate"; break;
    142 #endif
    143 
    144 #ifndef OPENSSL_NO_SSL3
    145 /* SSLv3 additions */
    146 case SSL3_ST_CW_CLNT_HELLO_A:	str="SSLv3 write client hello A"; break;
    147 case SSL3_ST_CW_CLNT_HELLO_B:	str="SSLv3 write client hello B"; break;
    148 case SSL3_ST_CR_SRVR_HELLO_A:	str="SSLv3 read server hello A"; break;
    149 case SSL3_ST_CR_SRVR_HELLO_B:	str="SSLv3 read server hello B"; break;
    150 case SSL3_ST_CR_CERT_A:		str="SSLv3 read server certificate A"; break;
    151 case SSL3_ST_CR_CERT_B:		str="SSLv3 read server certificate B"; break;
    152 case SSL3_ST_CR_KEY_EXCH_A:	str="SSLv3 read server key exchange A"; break;
    153 case SSL3_ST_CR_KEY_EXCH_B:	str="SSLv3 read server key exchange B"; break;
    154 case SSL3_ST_CR_CERT_REQ_A:	str="SSLv3 read server certificate request A"; break;
    155 case SSL3_ST_CR_CERT_REQ_B:	str="SSLv3 read server certificate request B"; break;
    156 case SSL3_ST_CR_SESSION_TICKET_A: str="SSLv3 read server session ticket A";break;
    157 case SSL3_ST_CR_SESSION_TICKET_B: str="SSLv3 read server session ticket B";break;
    158 case SSL3_ST_CR_SRVR_DONE_A:	str="SSLv3 read server done A"; break;
    159 case SSL3_ST_CR_SRVR_DONE_B:	str="SSLv3 read server done B"; break;
    160 case SSL3_ST_CW_CERT_A:		str="SSLv3 write client certificate A"; break;
    161 case SSL3_ST_CW_CERT_B:		str="SSLv3 write client certificate B"; break;
    162 case SSL3_ST_CW_CERT_C:		str="SSLv3 write client certificate C"; break;
    163 case SSL3_ST_CW_CERT_D:		str="SSLv3 write client certificate D"; break;
    164 case SSL3_ST_CW_KEY_EXCH_A:	str="SSLv3 write client key exchange A"; break;
    165 case SSL3_ST_CW_KEY_EXCH_B:	str="SSLv3 write client key exchange B"; break;
    166 case SSL3_ST_CW_CERT_VRFY_A:	str="SSLv3 write certificate verify A"; break;
    167 case SSL3_ST_CW_CERT_VRFY_B:	str="SSLv3 write certificate verify B"; break;
    168 
    169 case SSL3_ST_CW_CHANGE_A:
    170 case SSL3_ST_SW_CHANGE_A:	str="SSLv3 write change cipher spec A"; break;
    171 case SSL3_ST_CW_CHANGE_B:
    172 case SSL3_ST_SW_CHANGE_B:	str="SSLv3 write change cipher spec B"; break;
    173 case SSL3_ST_CW_FINISHED_A:
    174 case SSL3_ST_SW_FINISHED_A:	str="SSLv3 write finished A"; break;
    175 case SSL3_ST_CW_FINISHED_B:
    176 case SSL3_ST_SW_FINISHED_B:	str="SSLv3 write finished B"; break;
    177 case SSL3_ST_CR_CHANGE_A:
    178 case SSL3_ST_SR_CHANGE_A:	str="SSLv3 read change cipher spec A"; break;
    179 case SSL3_ST_CR_CHANGE_B:
    180 case SSL3_ST_SR_CHANGE_B:	str="SSLv3 read change cipher spec B"; break;
    181 case SSL3_ST_CR_FINISHED_A:
    182 case SSL3_ST_SR_FINISHED_A:	str="SSLv3 read finished A"; break;
    183 case SSL3_ST_CR_FINISHED_B:
    184 case SSL3_ST_SR_FINISHED_B:	str="SSLv3 read finished B"; break;
    185 
    186 case SSL3_ST_CW_FLUSH:
    187 case SSL3_ST_SW_FLUSH:		str="SSLv3 flush data"; break;
    188 
    189 case SSL3_ST_SR_CLNT_HELLO_A:	str="SSLv3 read client hello A"; break;
    190 case SSL3_ST_SR_CLNT_HELLO_B:	str="SSLv3 read client hello B"; break;
    191 case SSL3_ST_SR_CLNT_HELLO_C:	str="SSLv3 read client hello C"; break;
    192 case SSL3_ST_SW_HELLO_REQ_A:	str="SSLv3 write hello request A"; break;
    193 case SSL3_ST_SW_HELLO_REQ_B:	str="SSLv3 write hello request B"; break;
    194 case SSL3_ST_SW_HELLO_REQ_C:	str="SSLv3 write hello request C"; break;
    195 case SSL3_ST_SW_SRVR_HELLO_A:	str="SSLv3 write server hello A"; break;
    196 case SSL3_ST_SW_SRVR_HELLO_B:	str="SSLv3 write server hello B"; break;
    197 case SSL3_ST_SW_CERT_A:		str="SSLv3 write certificate A"; break;
    198 case SSL3_ST_SW_CERT_B:		str="SSLv3 write certificate B"; break;
    199 case SSL3_ST_SW_KEY_EXCH_A:	str="SSLv3 write key exchange A"; break;
    200 case SSL3_ST_SW_KEY_EXCH_B:	str="SSLv3 write key exchange B"; break;
    201 case SSL3_ST_SW_CERT_REQ_A:	str="SSLv3 write certificate request A"; break;
    202 case SSL3_ST_SW_CERT_REQ_B:	str="SSLv3 write certificate request B"; break;
    203 case SSL3_ST_SW_SESSION_TICKET_A: str="SSLv3 write session ticket A"; break;
    204 case SSL3_ST_SW_SESSION_TICKET_B: str="SSLv3 write session ticket B"; break;
    205 case SSL3_ST_SW_SRVR_DONE_A:	str="SSLv3 write server done A"; break;
    206 case SSL3_ST_SW_SRVR_DONE_B:	str="SSLv3 write server done B"; break;
    207 case SSL3_ST_SR_CERT_A:		str="SSLv3 read client certificate A"; break;
    208 case SSL3_ST_SR_CERT_B:		str="SSLv3 read client certificate B"; break;
    209 case SSL3_ST_SR_KEY_EXCH_A:	str="SSLv3 read client key exchange A"; break;
    210 case SSL3_ST_SR_KEY_EXCH_B:	str="SSLv3 read client key exchange B"; break;
    211 case SSL3_ST_SR_CERT_VRFY_A:	str="SSLv3 read certificate verify A"; break;
    212 case SSL3_ST_SR_CERT_VRFY_B:	str="SSLv3 read certificate verify B"; break;
    213 #endif
    214 
    215 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
    216 /* SSLv2/v3 compatibility states */
    217 /* client */
    218 case SSL23_ST_CW_CLNT_HELLO_A:	str="SSLv2/v3 write client hello A"; break;
    219 case SSL23_ST_CW_CLNT_HELLO_B:	str="SSLv2/v3 write client hello B"; break;
    220 case SSL23_ST_CR_SRVR_HELLO_A:	str="SSLv2/v3 read server hello A"; break;
    221 case SSL23_ST_CR_SRVR_HELLO_B:	str="SSLv2/v3 read server hello B"; break;
    222 /* server */
    223 case SSL23_ST_SR_CLNT_HELLO_A:	str="SSLv2/v3 read client hello A"; break;
    224 case SSL23_ST_SR_CLNT_HELLO_B:	str="SSLv2/v3 read client hello B"; break;
    225 #endif
    226 
    227 /* DTLS */
    228 case DTLS1_ST_CR_HELLO_VERIFY_REQUEST_A: str="DTLS1 read hello verify request A"; break;
    229 case DTLS1_ST_CR_HELLO_VERIFY_REQUEST_B: str="DTLS1 read hello verify request B"; break;
    230 case DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A: str="DTLS1 write hello verify request A"; break;
    231 case DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B: str="DTLS1 write hello verify request B"; break;
    232 
    233 default:	str="unknown state"; break;
    234 		}
    235 	return(str);
    236 	}
    237 
    238 const char *SSL_rstate_string_long(const SSL *s)
    239 	{
    240 	const char *str;
    241 
    242 	switch (s->rstate)
    243 		{
    244 	case SSL_ST_READ_HEADER: str="read header"; break;
    245 	case SSL_ST_READ_BODY: str="read body"; break;
    246 	case SSL_ST_READ_DONE: str="read done"; break;
    247 	default: str="unknown"; break;
    248 		}
    249 	return(str);
    250 	}
    251 
    252 const char *SSL_state_string(const SSL *s)
    253 	{
    254 	const char *str;
    255 
    256 	switch (s->state)
    257 		{
    258 case SSL_ST_BEFORE:				str="PINIT "; break;
    259 case SSL_ST_ACCEPT:				str="AINIT "; break;
    260 case SSL_ST_CONNECT:				str="CINIT "; break;
    261 case SSL_ST_OK:			 		str="SSLOK "; break;
    262 #ifndef OPENSSL_NO_SSL2
    263 case SSL2_ST_CLIENT_START_ENCRYPTION:		str="2CSENC"; break;
    264 case SSL2_ST_SERVER_START_ENCRYPTION:		str="2SSENC"; break;
    265 case SSL2_ST_SEND_CLIENT_HELLO_A:		str="2SCH_A"; break;
    266 case SSL2_ST_SEND_CLIENT_HELLO_B:		str="2SCH_B"; break;
    267 case SSL2_ST_GET_SERVER_HELLO_A:		str="2GSH_A"; break;
    268 case SSL2_ST_GET_SERVER_HELLO_B:		str="2GSH_B"; break;
    269 case SSL2_ST_SEND_CLIENT_MASTER_KEY_A:		str="2SCMKA"; break;
    270 case SSL2_ST_SEND_CLIENT_MASTER_KEY_B:		str="2SCMKB"; break;
    271 case SSL2_ST_SEND_CLIENT_FINISHED_A:		str="2SCF_A"; break;
    272 case SSL2_ST_SEND_CLIENT_FINISHED_B:		str="2SCF_B"; break;
    273 case SSL2_ST_SEND_CLIENT_CERTIFICATE_A:		str="2SCC_A"; break;
    274 case SSL2_ST_SEND_CLIENT_CERTIFICATE_B:		str="2SCC_B"; break;
    275 case SSL2_ST_SEND_CLIENT_CERTIFICATE_C:		str="2SCC_C"; break;
    276 case SSL2_ST_SEND_CLIENT_CERTIFICATE_D:		str="2SCC_D"; break;
    277 case SSL2_ST_GET_SERVER_VERIFY_A:		str="2GSV_A"; break;
    278 case SSL2_ST_GET_SERVER_VERIFY_B:		str="2GSV_B"; break;
    279 case SSL2_ST_GET_SERVER_FINISHED_A:		str="2GSF_A"; break;
    280 case SSL2_ST_GET_SERVER_FINISHED_B:		str="2GSF_B"; break;
    281 case SSL2_ST_GET_CLIENT_HELLO_A:		str="2GCH_A"; break;
    282 case SSL2_ST_GET_CLIENT_HELLO_B:		str="2GCH_B"; break;
    283 case SSL2_ST_GET_CLIENT_HELLO_C:		str="2GCH_C"; break;
    284 case SSL2_ST_SEND_SERVER_HELLO_A:		str="2SSH_A"; break;
    285 case SSL2_ST_SEND_SERVER_HELLO_B:		str="2SSH_B"; break;
    286 case SSL2_ST_GET_CLIENT_MASTER_KEY_A:		str="2GCMKA"; break;
    287 case SSL2_ST_GET_CLIENT_MASTER_KEY_B:		str="2GCMKA"; break;
    288 case SSL2_ST_SEND_SERVER_VERIFY_A:		str="2SSV_A"; break;
    289 case SSL2_ST_SEND_SERVER_VERIFY_B:		str="2SSV_B"; break;
    290 case SSL2_ST_SEND_SERVER_VERIFY_C:		str="2SSV_C"; break;
    291 case SSL2_ST_GET_CLIENT_FINISHED_A:		str="2GCF_A"; break;
    292 case SSL2_ST_GET_CLIENT_FINISHED_B:		str="2GCF_B"; break;
    293 case SSL2_ST_SEND_SERVER_FINISHED_A:		str="2SSF_A"; break;
    294 case SSL2_ST_SEND_SERVER_FINISHED_B:		str="2SSF_B"; break;
    295 case SSL2_ST_SEND_REQUEST_CERTIFICATE_A:	str="2SRC_A"; break;
    296 case SSL2_ST_SEND_REQUEST_CERTIFICATE_B:	str="2SRC_B"; break;
    297 case SSL2_ST_SEND_REQUEST_CERTIFICATE_C:	str="2SRC_C"; break;
    298 case SSL2_ST_SEND_REQUEST_CERTIFICATE_D:	str="2SRC_D"; break;
    299 case SSL2_ST_X509_GET_SERVER_CERTIFICATE:	str="2X9GSC"; break;
    300 case SSL2_ST_X509_GET_CLIENT_CERTIFICATE:	str="2X9GCC"; break;
    301 #endif
    302 
    303 #ifndef OPENSSL_NO_SSL3
    304 /* SSLv3 additions */
    305 case SSL3_ST_SW_FLUSH:
    306 case SSL3_ST_CW_FLUSH:				str="3FLUSH"; break;
    307 case SSL3_ST_CW_CLNT_HELLO_A:			str="3WCH_A"; break;
    308 case SSL3_ST_CW_CLNT_HELLO_B:			str="3WCH_B"; break;
    309 case SSL3_ST_CR_SRVR_HELLO_A:			str="3RSH_A"; break;
    310 case SSL3_ST_CR_SRVR_HELLO_B:			str="3RSH_B"; break;
    311 case SSL3_ST_CR_CERT_A:				str="3RSC_A"; break;
    312 case SSL3_ST_CR_CERT_B:				str="3RSC_B"; break;
    313 case SSL3_ST_CR_KEY_EXCH_A:			str="3RSKEA"; break;
    314 case SSL3_ST_CR_KEY_EXCH_B:			str="3RSKEB"; break;
    315 case SSL3_ST_CR_CERT_REQ_A:			str="3RCR_A"; break;
    316 case SSL3_ST_CR_CERT_REQ_B:			str="3RCR_B"; break;
    317 case SSL3_ST_CR_SRVR_DONE_A:			str="3RSD_A"; break;
    318 case SSL3_ST_CR_SRVR_DONE_B:			str="3RSD_B"; break;
    319 case SSL3_ST_CW_CERT_A:				str="3WCC_A"; break;
    320 case SSL3_ST_CW_CERT_B:				str="3WCC_B"; break;
    321 case SSL3_ST_CW_CERT_C:				str="3WCC_C"; break;
    322 case SSL3_ST_CW_CERT_D:				str="3WCC_D"; break;
    323 case SSL3_ST_CW_KEY_EXCH_A:			str="3WCKEA"; break;
    324 case SSL3_ST_CW_KEY_EXCH_B:			str="3WCKEB"; break;
    325 case SSL3_ST_CW_CERT_VRFY_A:			str="3WCV_A"; break;
    326 case SSL3_ST_CW_CERT_VRFY_B:			str="3WCV_B"; break;
    327 
    328 case SSL3_ST_SW_CHANGE_A:
    329 case SSL3_ST_CW_CHANGE_A:			str="3WCCSA"; break;
    330 case SSL3_ST_SW_CHANGE_B:
    331 case SSL3_ST_CW_CHANGE_B:			str="3WCCSB"; break;
    332 case SSL3_ST_SW_FINISHED_A:
    333 case SSL3_ST_CW_FINISHED_A:			str="3WFINA"; break;
    334 case SSL3_ST_SW_FINISHED_B:
    335 case SSL3_ST_CW_FINISHED_B:			str="3WFINB"; break;
    336 case SSL3_ST_SR_CHANGE_A:
    337 case SSL3_ST_CR_CHANGE_A:			str="3RCCSA"; break;
    338 case SSL3_ST_SR_CHANGE_B:
    339 case SSL3_ST_CR_CHANGE_B:			str="3RCCSB"; break;
    340 case SSL3_ST_SR_FINISHED_A:
    341 case SSL3_ST_CR_FINISHED_A:			str="3RFINA"; break;
    342 case SSL3_ST_SR_FINISHED_B:
    343 case SSL3_ST_CR_FINISHED_B:			str="3RFINB"; break;
    344 
    345 case SSL3_ST_SW_HELLO_REQ_A:			str="3WHR_A"; break;
    346 case SSL3_ST_SW_HELLO_REQ_B:			str="3WHR_B"; break;
    347 case SSL3_ST_SW_HELLO_REQ_C:			str="3WHR_C"; break;
    348 case SSL3_ST_SR_CLNT_HELLO_A:			str="3RCH_A"; break;
    349 case SSL3_ST_SR_CLNT_HELLO_B:			str="3RCH_B"; break;
    350 case SSL3_ST_SR_CLNT_HELLO_C:			str="3RCH_C"; break;
    351 case SSL3_ST_SW_SRVR_HELLO_A:			str="3WSH_A"; break;
    352 case SSL3_ST_SW_SRVR_HELLO_B:			str="3WSH_B"; break;
    353 case SSL3_ST_SW_CERT_A:				str="3WSC_A"; break;
    354 case SSL3_ST_SW_CERT_B:				str="3WSC_B"; break;
    355 case SSL3_ST_SW_KEY_EXCH_A:			str="3WSKEA"; break;
    356 case SSL3_ST_SW_KEY_EXCH_B:			str="3WSKEB"; break;
    357 case SSL3_ST_SW_CERT_REQ_A:			str="3WCR_A"; break;
    358 case SSL3_ST_SW_CERT_REQ_B:			str="3WCR_B"; break;
    359 case SSL3_ST_SW_SRVR_DONE_A:			str="3WSD_A"; break;
    360 case SSL3_ST_SW_SRVR_DONE_B:			str="3WSD_B"; break;
    361 case SSL3_ST_SR_CERT_A:				str="3RCC_A"; break;
    362 case SSL3_ST_SR_CERT_B:				str="3RCC_B"; break;
    363 case SSL3_ST_SR_KEY_EXCH_A:			str="3RCKEA"; break;
    364 case SSL3_ST_SR_KEY_EXCH_B:			str="3RCKEB"; break;
    365 case SSL3_ST_SR_CERT_VRFY_A:			str="3RCV_A"; break;
    366 case SSL3_ST_SR_CERT_VRFY_B:			str="3RCV_B"; break;
    367 #endif
    368 
    369 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
    370 /* SSLv2/v3 compatibility states */
    371 /* client */
    372 case SSL23_ST_CW_CLNT_HELLO_A:			str="23WCHA"; break;
    373 case SSL23_ST_CW_CLNT_HELLO_B:			str="23WCHB"; break;
    374 case SSL23_ST_CR_SRVR_HELLO_A:			str="23RSHA"; break;
    375 case SSL23_ST_CR_SRVR_HELLO_B:			str="23RSHA"; break;
    376 /* server */
    377 case SSL23_ST_SR_CLNT_HELLO_A:			str="23RCHA"; break;
    378 case SSL23_ST_SR_CLNT_HELLO_B:			str="23RCHB"; break;
    379 #endif
    380 /* DTLS */
    381 case DTLS1_ST_CR_HELLO_VERIFY_REQUEST_A: str="DRCHVA"; break;
    382 case DTLS1_ST_CR_HELLO_VERIFY_REQUEST_B: str="DRCHVB"; break;
    383 case DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A: str="DWCHVA"; break;
    384 case DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B: str="DWCHVB"; break;
    385 
    386 default:					str="UNKWN "; break;
    387 		}
    388 	return(str);
    389 	}
    390 
    391 const char *SSL_alert_type_string_long(int value)
    392 	{
    393 	value>>=8;
    394 	if (value == SSL3_AL_WARNING)
    395 		return("warning");
    396 	else if (value == SSL3_AL_FATAL)
    397 		return("fatal");
    398 	else
    399 		return("unknown");
    400 	}
    401 
    402 const char *SSL_alert_type_string(int value)
    403 	{
    404 	value>>=8;
    405 	if (value == SSL3_AL_WARNING)
    406 		return("W");
    407 	else if (value == SSL3_AL_FATAL)
    408 		return("F");
    409 	else
    410 		return("U");
    411 	}
    412 
    413 const char *SSL_alert_desc_string(int value)
    414 	{
    415 	const char *str;
    416 
    417 	switch (value & 0xff)
    418 		{
    419 	case SSL3_AD_CLOSE_NOTIFY:		str="CN"; break;
    420 	case SSL3_AD_UNEXPECTED_MESSAGE:	str="UM"; break;
    421 	case SSL3_AD_BAD_RECORD_MAC:		str="BM"; break;
    422 	case SSL3_AD_DECOMPRESSION_FAILURE:	str="DF"; break;
    423 	case SSL3_AD_HANDSHAKE_FAILURE:		str="HF"; break;
    424 	case SSL3_AD_NO_CERTIFICATE:		str="NC"; break;
    425 	case SSL3_AD_BAD_CERTIFICATE:		str="BC"; break;
    426 	case SSL3_AD_UNSUPPORTED_CERTIFICATE:	str="UC"; break;
    427 	case SSL3_AD_CERTIFICATE_REVOKED:	str="CR"; break;
    428 	case SSL3_AD_CERTIFICATE_EXPIRED:	str="CE"; break;
    429 	case SSL3_AD_CERTIFICATE_UNKNOWN:	str="CU"; break;
    430 	case SSL3_AD_ILLEGAL_PARAMETER:		str="IP"; break;
    431 	case TLS1_AD_DECRYPTION_FAILED:		str="DC"; break;
    432 	case TLS1_AD_RECORD_OVERFLOW:		str="RO"; break;
    433 	case TLS1_AD_UNKNOWN_CA:		str="CA"; break;
    434 	case TLS1_AD_ACCESS_DENIED:		str="AD"; break;
    435 	case TLS1_AD_DECODE_ERROR:		str="DE"; break;
    436 	case TLS1_AD_DECRYPT_ERROR:		str="CY"; break;
    437 	case TLS1_AD_EXPORT_RESTRICTION:	str="ER"; break;
    438 	case TLS1_AD_PROTOCOL_VERSION:		str="PV"; break;
    439 	case TLS1_AD_INSUFFICIENT_SECURITY:	str="IS"; break;
    440 	case TLS1_AD_INTERNAL_ERROR:		str="IE"; break;
    441 	case TLS1_AD_USER_CANCELLED:		str="US"; break;
    442 	case TLS1_AD_NO_RENEGOTIATION:		str="NR"; break;
    443 	case TLS1_AD_UNSUPPORTED_EXTENSION:	str="UE"; break;
    444 	case TLS1_AD_CERTIFICATE_UNOBTAINABLE:	str="CO"; break;
    445 	case TLS1_AD_UNRECOGNIZED_NAME:		str="UN"; break;
    446 	case TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE: str="BR"; break;
    447 	case TLS1_AD_BAD_CERTIFICATE_HASH_VALUE: str="BH"; break;
    448 	case TLS1_AD_UNKNOWN_PSK_IDENTITY:	str="UP"; break;
    449 	default:				str="UK"; break;
    450 		}
    451 	return(str);
    452 	}
    453 
    454 const char *SSL_alert_desc_string_long(int value)
    455 	{
    456 	const char *str;
    457 
    458 	switch (value & 0xff)
    459 		{
    460 	case SSL3_AD_CLOSE_NOTIFY:
    461 		str="close notify";
    462 		break;
    463 	case SSL3_AD_UNEXPECTED_MESSAGE:
    464 		str="unexpected_message";
    465 		break;
    466 	case SSL3_AD_BAD_RECORD_MAC:
    467 		str="bad record mac";
    468 		break;
    469 	case SSL3_AD_DECOMPRESSION_FAILURE:
    470 		str="decompression failure";
    471 		break;
    472 	case SSL3_AD_HANDSHAKE_FAILURE:
    473 		str="handshake failure";
    474 		break;
    475 	case SSL3_AD_NO_CERTIFICATE:
    476 		str="no certificate";
    477 		break;
    478 	case SSL3_AD_BAD_CERTIFICATE:
    479 		str="bad certificate";
    480 		break;
    481 	case SSL3_AD_UNSUPPORTED_CERTIFICATE:
    482 		str="unsupported certificate";
    483 		break;
    484 	case SSL3_AD_CERTIFICATE_REVOKED:
    485 		str="certificate revoked";
    486 		break;
    487 	case SSL3_AD_CERTIFICATE_EXPIRED:
    488 		str="certificate expired";
    489 		break;
    490 	case SSL3_AD_CERTIFICATE_UNKNOWN:
    491 		str="certificate unknown";
    492 		break;
    493 	case SSL3_AD_ILLEGAL_PARAMETER:
    494 		str="illegal parameter";
    495 		break;
    496 	case TLS1_AD_DECRYPTION_FAILED:
    497 		str="decryption failed";
    498 		break;
    499 	case TLS1_AD_RECORD_OVERFLOW:
    500 		str="record overflow";
    501 		break;
    502 	case TLS1_AD_UNKNOWN_CA:
    503 		str="unknown CA";
    504 		break;
    505 	case TLS1_AD_ACCESS_DENIED:
    506 		str="access denied";
    507 		break;
    508 	case TLS1_AD_DECODE_ERROR:
    509 		str="decode error";
    510 		break;
    511 	case TLS1_AD_DECRYPT_ERROR:
    512 		str="decrypt error";
    513 		break;
    514 	case TLS1_AD_EXPORT_RESTRICTION:
    515 		str="export restriction";
    516 		break;
    517 	case TLS1_AD_PROTOCOL_VERSION:
    518 		str="protocol version";
    519 		break;
    520 	case TLS1_AD_INSUFFICIENT_SECURITY:
    521 		str="insufficient security";
    522 		break;
    523 	case TLS1_AD_INTERNAL_ERROR:
    524 		str="internal error";
    525 		break;
    526 	case TLS1_AD_USER_CANCELLED:
    527 		str="user canceled";
    528 		break;
    529 	case TLS1_AD_NO_RENEGOTIATION:
    530 		str="no renegotiation";
    531 		break;
    532 	case TLS1_AD_UNSUPPORTED_EXTENSION:
    533 		str="unsupported extension";
    534 		break;
    535 	case TLS1_AD_CERTIFICATE_UNOBTAINABLE:
    536 		str="certificate unobtainable";
    537 		break;
    538 	case TLS1_AD_UNRECOGNIZED_NAME:
    539 		str="unrecognized name";
    540 		break;
    541 	case TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE:
    542 		str="bad certificate status response";
    543 		break;
    544 	case TLS1_AD_BAD_CERTIFICATE_HASH_VALUE:
    545 		str="bad certificate hash value";
    546 		break;
    547 	case TLS1_AD_UNKNOWN_PSK_IDENTITY:
    548 		str="unknown PSK identity";
    549 		break;
    550 	default: str="unknown"; break;
    551 		}
    552 	return(str);
    553 	}
    554 
    555 const char *SSL_rstate_string(const SSL *s)
    556 	{
    557 	const char *str;
    558 
    559 	switch (s->rstate)
    560 		{
    561 	case SSL_ST_READ_HEADER:str="RH"; break;
    562 	case SSL_ST_READ_BODY:	str="RB"; break;
    563 	case SSL_ST_READ_DONE:	str="RD"; break;
    564 	default: str="unknown"; break;
    565 		}
    566 	return(str);
    567 	}
    568