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path: root/openssl/trunk/ssl/ssl_err.c
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/* ssl/ssl_err.c */
/* ====================================================================
 * Copyright (c) 1999-2005 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    openssl-core@OpenSSL.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */

/* NOTE: this file was auto generated by the mkerr.pl script: any changes
 * made to it will be overwritten when the script next updates this file,
 * only reason strings will be preserved.
 */

#include <stdio.h>
#include <openssl/err.h>
#include <openssl/ssl.h>

/* BEGIN ERROR CODES */
#ifndef OPENSSL_NO_ERR

#define ERR_FUNC(func) ERR_PACK(ERR_LIB_SSL,func,0)
#define ERR_REASON(reason) ERR_PACK(ERR_LIB_SSL,0,reason)

static ERR_STRING_DATA SSL_str_functs[]=
	{
{ERR_FUNC(SSL_F_CLIENT_CERTIFICATE),	"CLIENT_CERTIFICATE"},
{ERR_FUNC(SSL_F_CLIENT_FINISHED),	"CLIENT_FINISHED"},
{ERR_FUNC(SSL_F_CLIENT_HELLO),	"CLIENT_HELLO"},
{ERR_FUNC(SSL_F_CLIENT_MASTER_KEY),	"CLIENT_MASTER_KEY"},
{ERR_FUNC(SSL_F_D2I_SSL_SESSION),	"d2i_SSL_SESSION"},
{ERR_FUNC(SSL_F_DO_DTLS1_WRITE),	"DO_DTLS1_WRITE"},
{ERR_FUNC(SSL_F_DO_SSL3_WRITE),	"DO_SSL3_WRITE"},
{ERR_FUNC(SSL_F_DTLS1_ACCEPT),	"DTLS1_ACCEPT"},
{ERR_FUNC(SSL_F_DTLS1_BUFFER_RECORD),	"DTLS1_BUFFER_RECORD"},
{ERR_FUNC(SSL_F_DTLS1_CLIENT_HELLO),	"DTLS1_CLIENT_HELLO"},
{ERR_FUNC(SSL_F_DTLS1_CONNECT),	"DTLS1_CONNECT"},
{ERR_FUNC(SSL_F_DTLS1_ENC),	"DTLS1_ENC"},
{ERR_FUNC(SSL_F_DTLS1_GET_HELLO_VERIFY),	"DTLS1_GET_HELLO_VERIFY"},
{ERR_FUNC(SSL_F_DTLS1_GET_MESSAGE),	"DTLS1_GET_MESSAGE"},
{ERR_FUNC(SSL_F_DTLS1_GET_MESSAGE_FRAGMENT),	"DTLS1_GET_MESSAGE_FRAGMENT"},
{ERR_FUNC(SSL_F_DTLS1_GET_RECORD),	"DTLS1_GET_RECORD"},
{ERR_FUNC(SSL_F_DTLS1_OUTPUT_CERT_CHAIN),	"DTLS1_OUTPUT_CERT_CHAIN"},
{ERR_FUNC(SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE),	"DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE"},
{ERR_FUNC(SSL_F_DTLS1_PROCESS_RECORD),	"DTLS1_PROCESS_RECORD"},
{ERR_FUNC(SSL_F_DTLS1_READ_BYTES),	"DTLS1_READ_BYTES"},
{ERR_FUNC(SSL_F_DTLS1_READ_FAILED),	"DTLS1_READ_FAILED"},
{ERR_FUNC(SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST),	"DTLS1_SEND_CERTIFICATE_REQUEST"},
{ERR_FUNC(SSL_F_DTLS1_SEND_CLIENT_CERTIFICATE),	"DTLS1_SEND_CLIENT_CERTIFICATE"},
{ERR_FUNC(SSL_F_DTLS1_SEND_CLIENT_KEY_EXCHANGE),	"DTLS1_SEND_CLIENT_KEY_EXCHANGE"},
{ERR_FUNC(SSL_F_DTLS1_SEND_CLIENT_VERIFY),	"DTLS1_SEND_CLIENT_VERIFY"},
{ERR_FUNC(SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST),	"DTLS1_SEND_HELLO_VERIFY_REQUEST"},
{ERR_FUNC(SSL_F_DTLS1_SEND_SERVER_CERTIFICATE),	"DTLS1_SEND_SERVER_CERTIFICATE"},
{ERR_FUNC(SSL_F_DTLS1_SEND_SERVER_HELLO),	"DTLS1_SEND_SERVER_HELLO"},
{ERR_FUNC(SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE),	"DTLS1_SEND_SERVER_KEY_EXCHANGE"},
{ERR_FUNC(SSL_F_DTLS1_WRITE_APP_DATA_BYTES),	"DTLS1_WRITE_APP_DATA_BYTES"},
{ERR_FUNC(SSL_F_GET_CLIENT_FINISHED),	"GET_CLIENT_FINISHED"},
{ERR_FUNC(SSL_F_GET_CLIENT_HELLO),	"GET_CLIENT_HELLO"},
{ERR_FUNC(SSL_F_GET_CLIENT_MASTER_KEY),	"GET_CLIENT_MASTER_KEY"},
{ERR_FUNC(SSL_F_GET_SERVER_FINISHED),	"GET_SERVER_FINISHED"},
{ERR_FUNC(SSL_F_GET_SERVER_HELLO),	"GET_SERVER_HELLO"},
{ERR_FUNC(SSL_F_GET_SERVER_VERIFY),	"GET_SERVER_VERIFY"},
{ERR_FUNC(SSL_F_I2D_SSL_SESSION),	"i2d_SSL_SESSION"},
{ERR_FUNC(SSL_F_READ_N),	"READ_N"},
{ERR_FUNC(SSL_F_REQUEST_CERTIFICATE),	"REQUEST_CERTIFICATE"},
{ERR_FUNC(SSL_F_SERVER_FINISH),	"SERVER_FINISH"},
{ERR_FUNC(SSL_F_SERVER_HELLO),	"SERVER_HELLO"},
{ERR_FUNC(SSL_F_SERVER_VERIFY),	"SERVER_VERIFY"},
{ERR_FUNC(SSL_F_SSL23_ACCEPT),	"SSL23_ACCEPT"},
{ERR_FUNC(SSL_F_SSL23_CLIENT_HELLO),	"SSL23_CLIENT_HELLO"},
{ERR_FUNC(SSL_F_SSL23_CONNECT),	"SSL23_CONNECT"},
{ERR_FUNC(SSL_F_SSL23_GET_CLIENT_HELLO),	"SSL23_GET_CLIENT_HELLO"},
{ERR_FUNC(SSL_F_SSL23_GET_SERVER_HELLO),	"SSL23_GET_SERVER_HELLO"},
{ERR_FUNC(SSL_F_SSL23_PEEK),	"SSL23_PEEK"},
{ERR_FUNC(SSL_F_SSL23_READ),	"SSL23_READ"},
{ERR_FUNC(SSL_F_SSL23_WRITE),	"SSL23_WRITE"},
{ERR_FUNC(SSL_F_SSL2_ACCEPT),	"SSL2_ACCEPT"},
{ERR_FUNC(SSL_F_SSL2_CONNECT),	"SSL2_CONNECT"},
{ERR_FUNC(SSL_F_SSL2_ENC_INIT),	"SSL2_ENC_INIT"},
{ERR_FUNC(SSL_F_SSL2_GENERATE_KEY_MATERIAL),	"SSL2_GENERATE_KEY_MATERIAL"},
{ERR_FUNC(SSL_F_SSL2_PEEK),	"SSL2_PEEK"},
{ERR_FUNC(SSL_F_SSL2_READ),	"SSL2_READ"},
{ERR_FUNC(SSL_F_SSL2_READ_INTERNAL),	"SSL2_READ_INTERNAL"},
{ERR_FUNC(SSL_F_SSL2_SET_CERTIFICATE),	"SSL2_SET_CERTIFICATE"},
{ERR_FUNC(SSL_F_SSL2_WRITE),	"SSL2_WRITE"},
{ERR_FUNC(SSL_F_SSL3_ACCEPT),	"SSL3_ACCEPT"},
{ERR_FUNC(SSL_F_SSL3_CALLBACK_CTRL),	"SSL3_CALLBACK_CTRL"},
{ERR_FUNC(SSL_F_SSL3_CHANGE_CIPHER_STATE),	"SSL3_CHANGE_CIPHER_STATE"},
{ERR_FUNC(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM),	"SSL3_CHECK_CERT_AND_ALGORITHM"},
{ERR_FUNC(SSL_F_SSL3_CLIENT_HELLO),	"SSL3_CLIENT_HELLO"},
{ERR_FUNC(SSL_F_SSL3_CONNECT),	"SSL3_CONNECT"},
{ERR_FUNC(SSL_F_SSL3_CTRL),	"SSL3_CTRL"},
{ERR_FUNC(SSL_F_SSL3_CTX_CTRL),	"SSL3_CTX_CTRL"},
{ERR_FUNC(SSL_F_SSL3_ENC),	"SSL3_ENC"},
{ERR_FUNC(SSL_F_SSL3_GENERATE_KEY_BLOCK),	"SSL3_GENERATE_KEY_BLOCK"},
{ERR_FUNC(SSL_F_SSL3_GET_CERTIFICATE_REQUEST),	"SSL3_GET_CERTIFICATE_REQUEST"},
{ERR_FUNC(SSL_F_SSL3_GET_CERT_VERIFY),	"SSL3_GET_CERT_VERIFY"},
{ERR_FUNC(SSL_F_SSL3_GET_CLIENT_CERTIFICATE),	"SSL3_GET_CLIENT_CERTIFICATE"},
{ERR_FUNC(SSL_F_SSL3_GET_CLIENT_HELLO),	"SSL3_GET_CLIENT_HELLO"},
{ERR_FUNC(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE),	"SSL3_GET_CLIENT_KEY_EXCHANGE"},
{ERR_FUNC(SSL_F_SSL3_GET_FINISHED),	"SSL3_GET_FINISHED"},
{ERR_FUNC(SSL_F_SSL3_GET_KEY_EXCHANGE),	"SSL3_GET_KEY_EXCHANGE"},
{ERR_FUNC(SSL_F_SSL3_GET_MESSAGE),	"SSL3_GET_MESSAGE"},
{ERR_FUNC(SSL_F_SSL3_GET_RECORD),	"SSL3_GET_RECORD"},
{ERR_FUNC(SSL_F_SSL3_GET_SERVER_CERTIFICATE),	"SSL3_GET_SERVER_CERTIFICATE"},
{ERR_FUNC(SSL_F_SSL3_GET_SERVER_DONE),	"SSL3_GET_SERVER_DONE"},
{ERR_FUNC(SSL_F_SSL3_GET_SERVER_HELLO),	"SSL3_GET_SERVER_HELLO"},
{ERR_FUNC(SSL_F_SSL3_OUTPUT_CERT_CHAIN),	"SSL3_OUTPUT_CERT_CHAIN"},
{ERR_FUNC(SSL_F_SSL3_PEEK),	"SSL3_PEEK"},
{ERR_FUNC(SSL_F_SSL3_READ_BYTES),	"SSL3_READ_BYTES"},
{ERR_FUNC(SSL_F_SSL3_READ_N),	"SSL3_READ_N"},
{ERR_FUNC(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST),	"SSL3_SEND_CERTIFICATE_REQUEST"},
{ERR_FUNC(SSL_F_SSL3_SEND_CLIENT_CERTIFICATE),	"SSL3_SEND_CLIENT_CERTIFICATE"},
{ERR_FUNC(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE),	"SSL3_SEND_CLIENT_KEY_EXCHANGE"},
{ERR_FUNC(SSL_F_SSL3_SEND_CLIENT_VERIFY),	"SSL3_SEND_CLIENT_VERIFY"},
{ERR_FUNC(SSL_F_SSL3_SEND_SERVER_CERTIFICATE),	"SSL3_SEND_SERVER_CERTIFICATE"},
{ERR_FUNC(SSL_F_SSL3_SEND_SERVER_HELLO),	"SSL3_SEND_SERVER_HELLO"},
{ERR_FUNC(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE),	"SSL3_SEND_SERVER_KEY_EXCHANGE"},
{ERR_FUNC(SSL_F_SSL3_SETUP_BUFFERS),	"SSL3_SETUP_BUFFERS"},
{ERR_FUNC(SSL_F_SSL3_SETUP_KEY_BLOCK),	"SSL3_SETUP_KEY_BLOCK"},
{ERR_FUNC(SSL_F_SSL3_WRITE_BYTES),	"SSL3_WRITE_BYTES"},
{ERR_FUNC(SSL_F_SSL3_WRITE_PENDING),	"SSL3_WRITE_PENDING"},
{ERR_FUNC(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK),	"SSL_add_dir_cert_subjects_to_stack"},
{ERR_FUNC(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK),	"SSL_add_file_cert_subjects_to_stack"},
{ERR_FUNC(SSL_F_SSL_BAD_METHOD),	"SSL_BAD_METHOD"},
{ERR_FUNC(SSL_F_SSL_BYTES_TO_CIPHER_LIST),	"SSL_BYTES_TO_CIPHER_LIST"},
{ERR_FUNC(SSL_F_SSL_CERT_DUP),	"SSL_CERT_DUP"},
{ERR_FUNC(SSL_F_SSL_CERT_INST),	"SSL_CERT_INST"},
{ERR_FUNC(SSL_F_SSL_CERT_INSTANTIATE),	"SSL_CERT_INSTANTIATE"},
{ERR_FUNC(SSL_F_SSL_CERT_NEW),	"SSL_CERT_NEW"},
{ERR_FUNC(SSL_F_SSL_CHECK_PRIVATE_KEY),	"SSL_check_private_key"},
{ERR_FUNC(SSL_F_SSL_CIPHER_PROCESS_RULESTR),	"SSL_CIPHER_PROCESS_RULESTR"},
{ERR_FUNC(SSL_F_SSL_CIPHER_STRENGTH_SORT),	"SSL_CIPHER_STRENGTH_SORT"},
{ERR_FUNC(SSL_F_SSL_CLEAR),	"SSL_clear"},
{ERR_FUNC(SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD),	"SSL_COMP_add_compression_method"},
{ERR_FUNC(SSL_F_SSL_CREATE_CIPHER_LIST),	"SSL_CREATE_CIPHER_LIST"},
{ERR_FUNC(SSL_F_SSL_CTRL),	"SSL_ctrl"},
{ERR_FUNC(SSL_F_SSL_CTX_CHECK_PRIVATE_KEY),	"SSL_CTX_check_private_key"},
{ERR_FUNC(SSL_F_SSL_CTX_NEW),	"SSL_CTX_new"},
{ERR_FUNC(SSL_F_SSL_CTX_SET_CIPHER_LIST),	"SSL_CTX_set_cipher_list"},
{ERR_FUNC(SSL_F_SSL_CTX_SET_PURPOSE),	"SSL_CTX_set_purpose"},
{ERR_FUNC(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT),	"SSL_CTX_set_session_id_context"},
{ERR_FUNC(SSL_F_SSL_CTX_SET_SSL_VERSION),	"SSL_CTX_set_ssl_version"},
{ERR_FUNC(SSL_F_SSL_CTX_SET_TRUST),	"SSL_CTX_set_trust"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_CERTIFICATE),	"SSL_CTX_use_certificate"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1),	"SSL_CTX_use_certificate_ASN1"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE),	"SSL_CTX_use_certificate_chain_file"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE),	"SSL_CTX_use_certificate_file"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_PRIVATEKEY),	"SSL_CTX_use_PrivateKey"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1),	"SSL_CTX_use_PrivateKey_ASN1"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE),	"SSL_CTX_use_PrivateKey_file"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY),	"SSL_CTX_use_RSAPrivateKey"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1),	"SSL_CTX_use_RSAPrivateKey_ASN1"},
{ERR_FUNC(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE),	"SSL_CTX_use_RSAPrivateKey_file"},
{ERR_FUNC(SSL_F_SSL_DO_HANDSHAKE),	"SSL_do_handshake"},
{ERR_FUNC(SSL_F_SSL_GET_NEW_SESSION),	"SSL_GET_NEW_SESSION"},
{ERR_FUNC(SSL_F_SSL_GET_PREV_SESSION),	"SSL_GET_PREV_SESSION"},
{ERR_FUNC(SSL_F_SSL_GET_SERVER_SEND_CERT),	"SSL_GET_SERVER_SEND_CERT"},
{ERR_FUNC(SSL_F_SSL_GET_SIGN_PKEY),	"SSL_GET_SIGN_PKEY"},
{ERR_FUNC(SSL_F_SSL_INIT_WBIO_BUFFER),	"SSL_INIT_WBIO_BUFFER"},
{ERR_FUNC(SSL_F_SSL_LOAD_CLIENT_CA_FILE),	"SSL_LOAD_CLIENT_CA_FILE"},
{ERR_FUNC(SSL_F_SSL_NEW),	"SSL_new"},
{ERR_FUNC(SSL_F_SSL_PEEK),	"SSL_peek"},
{ERR_FUNC(SSL_F_SSL_READ),	"SSL_read"},
{ERR_FUNC(SSL_F_SSL_RSA_PRIVATE_DECRYPT),	"SSL_RSA_PRIVATE_DECRYPT"},
{ERR_FUNC(SSL_F_SSL_RSA_PUBLIC_ENCRYPT),	"SSL_RSA_PUBLIC_ENCRYPT"},
{ERR_FUNC(SSL_F_SSL_SESSION_NEW),	"SSL_SESSION_new"},
{ERR_FUNC(SSL_F_SSL_SESSION_PRINT_FP),	"SSL_SESSION_print_fp"},
{ERR_FUNC(SSL_F_SSL_SESS_CERT_NEW),	"SSL_SESS_CERT_NEW"},
{ERR_FUNC(SSL_F_SSL_SET_CERT),	"SSL_SET_CERT"},
{ERR_FUNC(SSL_F_SSL_SET_CIPHER_LIST),	"SSL_set_cipher_list"},
{ERR_FUNC(SSL_F_SSL_SET_FD),	"SSL_set_fd"},
{ERR_FUNC(SSL_F_SSL_SET_PKEY),	"SSL_SET_PKEY"},
{ERR_FUNC(SSL_F_SSL_SET_PURPOSE),	"SSL_set_purpose"},
{ERR_FUNC(SSL_F_SSL_SET_RFD),	"SSL_set_rfd"},
{ERR_FUNC(SSL_F_SSL_SET_SESSION),	"SSL_set_session"},
{ERR_FUNC(SSL_F_SSL_SET_SESSION_ID_CONTEXT),	"SSL_set_session_id_context"},
{ERR_FUNC(SSL_F_SSL_SET_TRUST),	"SSL_set_trust"},
{ERR_FUNC(SSL_F_SSL_SET_WFD),	"SSL_set_wfd"},
{ERR_FUNC(SSL_F_SSL_SHUTDOWN),	"SSL_shutdown"},
{ERR_FUNC(SSL_F_SSL_UNDEFINED_CONST_FUNCTION),	"SSL_UNDEFINED_CONST_FUNCTION"},
{ERR_FUNC(SSL_F_SSL_UNDEFINED_FUNCTION),	"SSL_UNDEFINED_FUNCTION"},
{ERR_FUNC(SSL_F_SSL_UNDEFINED_VOID_FUNCTION),	"SSL_UNDEFINED_VOID_FUNCTION"},
{ERR_FUNC(SSL_F_SSL_USE_CERTIFICATE),	"SSL_use_certificate"},
{ERR_FUNC(SSL_F_SSL_USE_CERTIFICATE_ASN1),	"SSL_use_certificate_ASN1"},
{ERR_FUNC(SSL_F_SSL_USE_CERTIFICATE_FILE),	"SSL_use_certificate_file"},
{ERR_FUNC(SSL_F_SSL_USE_PRIVATEKEY),	"SSL_use_PrivateKey"},
{ERR_FUNC(SSL_F_SSL_USE_PRIVATEKEY_ASN1),	"SSL_use_PrivateKey_ASN1"},
{ERR_FUNC(SSL_F_SSL_USE_PRIVATEKEY_FILE),	"SSL_use_PrivateKey_file"},
{ERR_FUNC(SSL_F_SSL_USE_RSAPRIVATEKEY),	"SSL_use_RSAPrivateKey"},
{ERR_FUNC(SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1),	"SSL_use_RSAPrivateKey_ASN1"},
{ERR_FUNC(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE),	"SSL_use_RSAPrivateKey_file"},
{ERR_FUNC(SSL_F_SSL_VERIFY_CERT_CHAIN),	"SSL_VERIFY_CERT_CHAIN"},
{ERR_FUNC(SSL_F_SSL_WRITE),	"SSL_write"},
{ERR_FUNC(SSL_F_TLS1_CHANGE_CIPHER_STATE),	"TLS1_CHANGE_CIPHER_STATE"},
{ERR_FUNC(SSL_F_TLS1_ENC),	"TLS1_ENC"},
{ERR_FUNC(SSL_F_TLS1_SETUP_KEY_BLOCK),	"TLS1_SETUP_KEY_BLOCK"},
{ERR_FUNC(SSL_F_WRITE_PENDING),	"WRITE_PENDING"},
{0,NULL}
	};

static ERR_STRING_DATA SSL_str_reasons[]=
	{
{ERR_REASON(SSL_R_APP_DATA_IN_HANDSHAKE) ,"app data in handshake"},
{ERR_REASON(SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT),"attempt to reuse session in different context"},
{ERR_REASON(SSL_R_BAD_ALERT_RECORD)      ,"bad alert record"},
{ERR_REASON(SSL_R_BAD_AUTHENTICATION_TYPE),"bad authentication type"},
{ERR_REASON(SSL_R_BAD_CHANGE_CIPHER_SPEC),"bad change cipher spec"},
{ERR_REASON(SSL_R_BAD_CHECKSUM)          ,"bad checksum"},
{ERR_REASON(SSL_R_BAD_DATA_RETURNED_BY_CALLBACK),"bad data returned by callback"},
{ERR_REASON(SSL_R_BAD_DECOMPRESSION)     ,"bad decompression"},
{ERR_REASON(SSL_R_BAD_DH_G_LENGTH)       ,"bad dh g length"},
{ERR_REASON(SSL_R_BAD_DH_PUB_KEY_LENGTH) ,"bad dh pub key length"},
{ERR_REASON(SSL_R_BAD_DH_P_LENGTH)       ,"bad dh p length"},
{ERR_REASON(SSL_R_BAD_DIGEST_LENGTH)     ,"bad digest length"},
{ERR_REASON(SSL_R_BAD_DSA_SIGNATURE)     ,"bad dsa signature"},
{ERR_REASON(SSL_R_BAD_ECC_CERT)          ,"bad ecc cert"},
{ERR_REASON(SSL_R_BAD_ECDSA_SIGNATURE)   ,"bad ecdsa signature"},
{ERR_REASON(SSL_R_BAD_ECPOINT)           ,"bad ecpoint"},
{ERR_REASON(SSL_R_BAD_HELLO_REQUEST)     ,"bad hello request"},
{ERR_REASON(SSL_R_BAD_LENGTH)            ,"bad length"},
{ERR_REASON(SSL_R_BAD_MAC_DECODE)        ,"bad mac decode"},
{ERR_REASON(SSL_R_BAD_MESSAGE_TYPE)      ,"bad message type"},
{ERR_REASON(SSL_R_BAD_PACKET_LENGTH)     ,"bad packet length"},
{ERR_REASON(SSL_R_BAD_PROTOCOL_VERSION_NUMBER),"bad protocol version number"},
{ERR_REASON(SSL_R_BAD_RESPONSE_ARGUMENT) ,"bad response argument"},
{ERR_REASON(SSL_R_BAD_RSA_DECRYPT)       ,"bad rsa decrypt"},
{ERR_REASON(SSL_R_BAD_RSA_ENCRYPT)       ,"bad rsa encrypt"},
{ERR_REASON(SSL_R_BAD_RSA_E_LENGTH)      ,"bad rsa e length"},
{ERR_REASON(SSL_R_BAD_RSA_MODULUS_LENGTH),"bad rsa modulus length"},
{ERR_REASON(SSL_R_BAD_RSA_SIGNATURE)     ,"bad rsa signature"},
{ERR_REASON(SSL_R_BAD_SIGNATURE)         ,"bad signature"},
{ERR_REASON(SSL_R_BAD_SSL_FILETYPE)      ,"bad ssl filetype"},
{ERR_REASON(SSL_R_BAD_SSL_SESSION_ID_LENGTH),"bad ssl session id length"},
{ERR_REASON(SSL_R_BAD_STATE)             ,"bad state"},
{ERR_REASON(SSL_R_BAD_WRITE_RETRY)       ,"bad write retry"},
{ERR_REASON(SSL_R_BIO_NOT_SET)           ,"bio not set"},
{ERR_REASON(SSL_R_BLOCK_CIPHER_PAD_IS_WRONG),"block cipher pad is wrong"},
{ERR_REASON(SSL_R_BN_LIB)                ,"bn lib"},
{ERR_REASON(SSL_R_CA_DN_LENGTH_MISMATCH) ,"ca dn length mismatch"},
{ERR_REASON(SSL_R_CA_DN_TOO_LONG)        ,"ca dn too long"},
{ERR_REASON(SSL_R_CCS_RECEIVED_EARLY)    ,"ccs received early"},
{ERR_REASON(SSL_R_CERTIFICATE_VERIFY_FAILED),"certificate verify failed"},
{ERR_REASON(SSL_R_CERT_LENGTH_MISMATCH)  ,"cert length mismatch"},
{ERR_REASON(SSL_R_CHALLENGE_IS_DIFFERENT),"challenge is different"},
{ERR_REASON(SSL_R_CIPHER_CODE_WRONG_LENGTH),"cipher code wrong length"},
{ERR_REASON(SSL_R_CIPHER_OR_HASH_UNAVAILABLE),"cipher or hash unavailable"},
{ERR_REASON(SSL_R_CIPHER_TABLE_SRC_ERROR),"cipher table src error"},
{ERR_REASON(SSL_R_COMPRESSED_LENGTH_TOO_LONG),"compressed length too long"},
{ERR_REASON(SSL_R_COMPRESSION_FAILURE)   ,"compression failure"},
{ERR_REASON(SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE),"compression id not within private range"},
{ERR_REASON(SSL_R_COMPRESSION_LIBRARY_ERROR),"compression library error"},
{ERR_REASON(SSL_R_CONNECTION_ID_IS_DIFFERENT),"connection id is different"},
{ERR_REASON(SSL_R_CONNECTION_TYPE_NOT_SET),"connection type not set"},
{ERR_REASON(SSL_R_COOKIE_MISMATCH)       ,"cookie mismatch"},
{ERR_REASON(SSL_R_DATA_BETWEEN_CCS_AND_FINISHED),"data between ccs and finished"},
{ERR_REASON(SSL_R_DATA_LENGTH_TOO_LONG)  ,"data length too long"},
{ERR_REASON(SSL_R_DECRYPTION_FAILED)     ,"decryption failed"},
{ERR_REASON(SSL_R_DECRYPTION_FAILED_OR_BAD_RECORD_MAC),"decryption failed or bad record mac"},
{ERR_REASON(SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG),"dh public value length is wrong"},
{ERR_REASON(SSL_R_DIGEST_CHECK_FAILED)   ,"digest check failed"},
{ERR_REASON(SSL_R_DUPLICATE_COMPRESSION_ID),"duplicate compression id"},
{ERR_REASON(SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER),"ecgroup too large for cipher"},
{ERR_REASON(SSL_R_ENCRYPTED_LENGTH_TOO_LONG),"encrypted length too long"},
{ERR_REASON(SSL_R_ERROR_GENERATING_TMP_RSA_KEY),"error generating tmp rsa key"},
{ERR_REASON(SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST),"error in received cipher list"},
{ERR_REASON(SSL_R_EXCESSIVE_MESSAGE_SIZE),"excessive message size"},
{ERR_REASON(SSL_R_EXTRA_DATA_IN_MESSAGE) ,"extra data in message"},
{ERR_REASON(SSL_R_GOT_A_FIN_BEFORE_A_CCS),"got a fin before a ccs"},
{ERR_REASON(SSL_R_HTTPS_PROXY_REQUEST)   ,"https proxy request"},
{ERR_REASON(SSL_R_HTTP_REQUEST)          ,"http request"},
{ERR_REASON(SSL_R_ILLEGAL_PADDING)       ,"illegal padding"},
{ERR_REASON(SSL_R_INVALID_CHALLENGE_LENGTH),"invalid challenge length"},
{ERR_REASON(SSL_R_INVALID_COMMAND)       ,"invalid command"},
{ERR_REASON(SSL_R_INVALID_PURPOSE)       ,"invalid purpose"},
{ERR_REASON(SSL_R_INVALID_TRUST)         ,"invalid trust"},
{ERR_REASON(SSL_R_KEY_ARG_TOO_LONG)      ,"key arg too long"},
{ERR_REASON(SSL_R_KRB5)                  ,"krb5"},
{ERR_REASON(SSL_R_KRB5_C_CC_PRINC)       ,"krb5 client cc principal (no tkt?)"},
{ERR_REASON(SSL_R_KRB5_C_GET_CRED)       ,"krb5 client get cred"},
{ERR_REASON(SSL_R_KRB5_C_INIT)           ,"krb5 client init"},
{ERR_REASON(SSL_R_KRB5_C_MK_REQ)         ,"krb5 client mk_req (expired tkt?)"},
{ERR_REASON(SSL_R_KRB5_S_BAD_TICKET)     ,"krb5 server bad ticket"},
{ERR_REASON(SSL_R_KRB5_S_INIT)           ,"krb5 server init"},
{ERR_REASON(SSL_R_KRB5_S_RD_REQ)         ,"krb5 server rd_req (keytab perms?)"},
{ERR_REASON(SSL_R_KRB5_S_TKT_EXPIRED)    ,"krb5 server tkt expired"},
{ERR_REASON(SSL_R_KRB5_S_TKT_NYV)        ,"krb5 server tkt not yet valid"},
{ERR_REASON(SSL_R_KRB5_S_TKT_SKEW)       ,"krb5 server tkt skew"},
{ERR_REASON(SSL_R_LENGTH_MISMATCH)       ,"length mismatch"},
{ERR_REASON(SSL_R_LENGTH_TOO_SHORT)      ,"length too short"},
{ERR_REASON(SSL_R_LIBRARY_BUG)           ,"library bug"},
{ERR_REASON(SSL_R_LIBRARY_HAS_NO_CIPHERS),"library has no ciphers"},
{ERR_REASON(SSL_R_MESSAGE_TOO_LONG)      ,"message too long"},
{ERR_REASON(SSL_R_MISSING_DH_DSA_CERT)   ,"missing dh dsa cert"},
{ERR_REASON(SSL_R_MISSING_DH_KEY)        ,"missing dh key"},
{ERR_REASON(SSL_R_MISSING_DH_RSA_CERT)   ,"missing dh rsa cert"},
{ERR_REASON(SSL_R_MISSING_DSA_SIGNING_CERT),"missing dsa signing cert"},
{ERR_REASON(SSL_R_MISSING_EXPORT_TMP_DH_KEY),"missing export tmp dh key"},
{ERR_REASON(SSL_R_MISSING_EXPORT_TMP_RSA_KEY),"missing export tmp rsa key"},
{ERR_REASON(SSL_R_MISSING_RSA_CERTIFICATE),"missing rsa certificate"},
{ERR_REASON(SSL_R_MISSING_RSA_ENCRYPTING_CERT),"missing rsa encrypting cert"},
{ERR_REASON(SSL_R_MISSING_RSA_SIGNING_CERT),"missing rsa signing cert"},
{ERR_REASON(SSL_R_MISSING_TMP_DH_KEY)    ,"missing tmp dh key"},
{ERR_REASON(SSL_R_MISSING_TMP_ECDH_KEY)  ,"missing tmp ecdh key"},
{ERR_REASON(SSL_R_MISSING_TMP_RSA_KEY)   ,"missing tmp rsa key"},
{ERR_REASON(SSL_R_MISSING_TMP_RSA_PKEY)  ,"missing tmp rsa pkey"},
{ERR_REASON(SSL_R_MISSING_VERIFY_MESSAGE),"missing verify message"},
{ERR_REASON(SSL_R_NON_SSLV2_INITIAL_PACKET),"non sslv2 initial packet"},
{ERR_REASON(SSL_R_NO_CERTIFICATES_RETURNED),"no certificates returned"},
{ERR_REASON(SSL_R_NO_CERTIFICATE_ASSIGNED),"no certificate assigned"},
{ERR_REASON(SSL_R_NO_CERTIFICATE_RETURNED),"no certificate returned"},
{ERR_REASON(SSL_R_NO_CERTIFICATE_SET)    ,"no certificate set"},
{ERR_REASON(SSL_R_NO_CERTIFICATE_SPECIFIED),"no certificate specified"},
{ERR_REASON(SSL_R_NO_CIPHERS_AVAILABLE)  ,"no ciphers available"},
{ERR_REASON(SSL_R_NO_CIPHERS_PASSED)     ,"no ciphers passed"},
{ERR_REASON(SSL_R_NO_CIPHERS_SPECIFIED)  ,"no ciphers specified"},
{ERR_REASON(SSL_R_NO_CIPHER_LIST)        ,"no cipher list"},
{ERR_REASON(SSL_R_NO_CIPHER_MATCH)       ,"no cipher match"},
{ERR_REASON(SSL_R_NO_CLIENT_CERT_RECEIVED),"no client cert received"},
{ERR_REASON(SSL_R_NO_COMPRESSION_SPECIFIED),"no compression specified"},
{ERR_REASON(SSL_R_NO_METHOD_SPECIFIED)   ,"no method specified"},
{ERR_REASON(SSL_R_NO_PRIVATEKEY)         ,"no privatekey"},
{ERR_REASON(SSL_R_NO_PRIVATE_KEY_ASSIGNED),"no private key assigned"},
{ERR_REASON(SSL_R_NO_PROTOCOLS_AVAILABLE),"no protocols available"},
{ERR_REASON(SSL_R_NO_PUBLICKEY)          ,"no publickey"},
{ERR_REASON(SSL_R_NO_SHARED_CIPHER)      ,"no shared cipher"},
{ERR_REASON(SSL_R_NO_VERIFY_CALLBACK)    ,"no verify callback"},
{ERR_REASON(SSL_R_NULL_SSL_CTX)          ,"null ssl ctx"},
{ERR_REASON(SSL_R_NULL_SSL_METHOD_PASSED),"null ssl method passed"},
{ERR_REASON(SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED),"old session cipher not returned"},
{ERR_REASON(SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE),"only tls allowed in fips mode"},
{ERR_REASON(SSL_R_PACKET_LENGTH_TOO_LONG),"packet length too long"},
{ERR_REASON(SSL_R_PATH_TOO_LONG)         ,"path too long"},
{ERR_REASON(SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE),"peer did not return a certificate"},
{ERR_REASON(SSL_R_PEER_ERROR)            ,"peer error"},
{ERR_REASON(SSL_R_PEER_ERROR_CERTIFICATE),"peer error certificate"},
{ERR_REASON(SSL_R_PEER_ERROR_NO_CERTIFICATE),"peer error no certificate"},
{ERR_REASON(SSL_R_PEER_ERROR_NO_CIPHER)  ,"peer error no cipher"},
{ERR_REASON(SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE),"peer error unsupported certificate type"},
{ERR_REASON(SSL_R_PRE_MAC_LENGTH_TOO_LONG),"pre mac length too long"},
{ERR_REASON(SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS),"problems mapping cipher functions"},
{ERR_REASON(SSL_R_PROTOCOL_IS_SHUTDOWN)  ,"protocol is shutdown"},
{ERR_REASON(SSL_R_PUBLIC_KEY_ENCRYPT_ERROR),"public key encrypt error"},
{ERR_REASON(SSL_R_PUBLIC_KEY_IS_NOT_RSA) ,"public key is not rsa"},
{ERR_REASON(SSL_R_PUBLIC_KEY_NOT_RSA)    ,"public key not rsa"},
{ERR_REASON(SSL_R_READ_BIO_NOT_SET)      ,"read bio not set"},
{ERR_REASON(SSL_R_READ_TIMEOUT_EXPIRED)  ,"read timeout expired"},
{ERR_REASON(SSL_R_READ_WRONG_PACKET_TYPE),"read wrong packet type"},
{ERR_REASON(SSL_R_RECORD_LENGTH_MISMATCH),"record length mismatch"},
{ERR_REASON(SSL_R_RECORD_TOO_LARGE)      ,"record too large"},
{ERR_REASON(SSL_R_RECORD_TOO_SMALL)      ,"record too small"},
{ERR_REASON(SSL_R_REQUIRED_CIPHER_MISSING),"required cipher missing"},
{ERR_REASON(SSL_R_REUSE_CERT_LENGTH_NOT_ZERO),"reuse cert length not zero"},
{ERR_REASON(SSL_R_REUSE_CERT_TYPE_NOT_ZERO),"reuse cert type not zero"},
{ERR_REASON(SSL_R_REUSE_CIPHER_LIST_NOT_ZERO),"reuse cipher list not zero"},
{ERR_REASON(SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED),"session id context uninitialized"},
{ERR_REASON(SSL_R_SHORT_READ)            ,"short read"},
{ERR_REASON(SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE),"signature for non signing certificate"},
{ERR_REASON(SSL_R_SSL23_DOING_SESSION_ID_REUSE),"ssl23 doing session id reuse"},
{ERR_REASON(SSL_R_SSL2_CONNECTION_ID_TOO_LONG),"ssl2 connection id too long"},
{ERR_REASON(SSL_R_SSL3_SESSION_ID_TOO_LONG),"ssl3 session id too long"},
{ERR_REASON(SSL_R_SSL3_SESSION_ID_TOO_SHORT),"ssl3 session id too short"},
{ERR_REASON(SSL_R_SSLV3_ALERT_BAD_CERTIFICATE),"sslv3 alert bad certificate"},
{ERR_REASON(SSL_R_SSLV3_ALERT_BAD_RECORD_MAC),"sslv3 alert bad record mac"},
{ERR_REASON(SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED),"sslv3 alert certificate expired"},
{ERR_REASON(SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED),"sslv3 alert certificate revoked"},
{ERR_REASON(SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN),"sslv3 alert certificate unknown"},
{ERR_REASON(SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE),"sslv3 alert decompression failure"},
{ERR_REASON(SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE),"sslv3 alert handshake failure"},
{ERR_REASON(SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER),"sslv3 alert illegal parameter"},
{ERR_REASON(SSL_R_SSLV3_ALERT_NO_CERTIFICATE),"sslv3 alert no certificate"},
{ERR_REASON(SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE),"sslv3 alert unexpected message"},
{ERR_REASON(SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE),"sslv3 alert unsupported certificate"},
{ERR_REASON(SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION),"ssl ctx has no default ssl version"},
{ERR_REASON(SSL_R_SSL_HANDSHAKE_FAILURE) ,"ssl handshake failure"},
{ERR_REASON(SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS),"ssl library has no ciphers"},
{ERR_REASON(SSL_R_SSL_SESSION_ID_CALLBACK_FAILED),"ssl session id callback failed"},
{ERR_REASON(SSL_R_SSL_SESSION_ID_CONFLICT),"ssl session id conflict"},
{ERR_REASON(SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG),"ssl session id context too long"},
{ERR_REASON(SSL_R_SSL_SESSION_ID_HAS_BAD_LENGTH),"ssl session id has bad length"},
{ERR_REASON(SSL_R_SSL_SESSION_ID_IS_DIFFERENT),"ssl session id is different"},
{ERR_REASON(SSL_R_TLSV1_ALERT_ACCESS_DENIED),"tlsv1 alert access denied"},
{ERR_REASON(SSL_R_TLSV1_ALERT_DECODE_ERROR),"tlsv1 alert decode error"},
{ERR_REASON(SSL_R_TLSV1_ALERT_DECRYPTION_FAILED),"tlsv1 alert decryption failed"},
{ERR_REASON(SSL_R_TLSV1_ALERT_DECRYPT_ERROR),"tlsv1 alert decrypt error"},
{ERR_REASON(SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION),"tlsv1 alert export restriction"},
{ERR_REASON(SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY),"tlsv1 alert insufficient security"},
{ERR_REASON(SSL_R_TLSV1_ALERT_INTERNAL_ERROR),"tlsv1 alert internal error"},
{ERR_REASON(SSL_R_TLSV1_ALERT_NO_RENEGOTIATION),"tlsv1 alert no renegotiation"},
{ERR_REASON(SSL_R_TLSV1_ALERT_PROTOCOL_VERSION),"tlsv1 alert protocol version"},
{ERR_REASON(SSL_R_TLSV1_ALERT_RECORD_OVERFLOW),"tlsv1 alert record overflow"},
{ERR_REASON(SSL_R_TLSV1_ALERT_UNKNOWN_CA),"tlsv1 alert unknown ca"},
{ERR_REASON(SSL_R_TLSV1_ALERT_USER_CANCELLED),"tlsv1 alert user cancelled"},
{ERR_REASON(SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER),"tls client cert req with anon cipher"},
{ERR_REASON(SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST),"tls peer did not respond with certificate list"},
{ERR_REASON(SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG),"tls rsa encrypted value length is wrong"},
{ERR_REASON(SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER),"tried to use unsupported cipher"},
{ERR_REASON(SSL_R_UNABLE_TO_DECODE_DH_CERTS),"unable to decode dh certs"},
{ERR_REASON(SSL_R_UNABLE_TO_DECODE_ECDH_CERTS),"unable to decode ecdh certs"},
{ERR_REASON(SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY),"unable to extract public key"},
{ERR_REASON(SSL_R_UNABLE_TO_FIND_DH_PARAMETERS),"unable to find dh parameters"},
{ERR_REASON(SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS),"unable to find ecdh parameters"},
{ERR_REASON(SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS),"unable to find public key parameters"},
{ERR_REASON(SSL_R_UNABLE_TO_FIND_SSL_METHOD),"unable to find ssl method"},
{ERR_REASON(SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES),"unable to load ssl2 md5 routines"},
{ERR_REASON(SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES),"unable to load ssl3 md5 routines"},
{ERR_REASON(SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES),"unable to load ssl3 sha1 routines"},
{ERR_REASON(SSL_R_UNEXPECTED_MESSAGE)    ,"unexpected message"},
{ERR_REASON(SSL_R_UNEXPECTED_RECORD)     ,"unexpected record"},
{ERR_REASON(SSL_R_UNINITIALIZED)         ,"uninitialized"},
{ERR_REASON(SSL_R_UNKNOWN_ALERT_TYPE)    ,"unknown alert type"},
{ERR_REASON(SSL_R_UNKNOWN_CERTIFICATE_TYPE),"unknown certificate type"},
{ERR_REASON(SSL_R_UNKNOWN_CIPHER_RETURNED),"unknown cipher returned"},
{ERR_REASON(SSL_R_UNKNOWN_CIPHER_TYPE)   ,"unknown cipher type"},
{ERR_REASON(SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE),"unknown key exchange type"},
{ERR_REASON(SSL_R_UNKNOWN_PKEY_TYPE)     ,"unknown pkey type"},
{ERR_REASON(SSL_R_UNKNOWN_PROTOCOL)      ,"unknown protocol"},
{ERR_REASON(SSL_R_UNKNOWN_REMOTE_ERROR_TYPE),"unknown remote error type"},
{ERR_REASON(SSL_R_UNKNOWN_SSL_VERSION)   ,"unknown ssl version"},
{ERR_REASON(SSL_R_UNKNOWN_STATE)         ,"unknown state"},
{ERR_REASON(SSL_R_UNSUPPORTED_CIPHER)    ,"unsupported cipher"},
{ERR_REASON(SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM),"unsupported compression algorithm"},
{ERR_REASON(SSL_R_UNSUPPORTED_ELLIPTIC_CURVE),"unsupported elliptic curve"},
{ERR_REASON(SSL_R_UNSUPPORTED_PROTOCOL)  ,"unsupported protocol"},
{ERR_REASON(SSL_R_UNSUPPORTED_SSL_VERSION),"unsupported ssl version"},
{ERR_REASON(SSL_R_WRITE_BIO_NOT_SET)     ,"write bio not set"},
{ERR_REASON(SSL_R_WRONG_CIPHER_RETURNED) ,"wrong cipher returned"},
{ERR_REASON(SSL_R_WRONG_MESSAGE_TYPE)    ,"wrong message type"},
{ERR_REASON(SSL_R_WRONG_NUMBER_OF_KEY_BITS),"wrong number of key bits"},
{ERR_REASON(SSL_R_WRONG_SIGNATURE_LENGTH),"wrong signature length"},
{ERR_REASON(SSL_R_WRONG_SIGNATURE_SIZE)  ,"wrong signature size"},
{ERR_REASON(SSL_R_WRONG_SSL_VERSION)     ,"wrong ssl version"},
{ERR_REASON(SSL_R_WRONG_VERSION_NUMBER)  ,"wrong version number"},
{ERR_REASON(SSL_R_X509_LIB)              ,"x509 lib"},
{ERR_REASON(SSL_R_X509_VERIFICATION_SETUP_PROBLEMS),"x509 verification setup problems"},
{0,NULL}
	};

#endif

void ERR_load_SSL_strings(void)
	{
	static int init=1;

	if (init)
		{
		init=0;
#ifndef OPENSSL_NO_ERR
		ERR_load_strings(0,SSL_str_functs);
		ERR_load_strings(0,SSL_str_reasons);
#endif

		}
	}
span class="p">(SSL_F_DTLS1_GET_RECORD,SSL_R_WRONG_VERSION_NUMBER); /* Send back error using their * version number :-) */ s->version=version; al=SSL_AD_PROTOCOL_VERSION; goto f_err; } } if ((version & 0xff00) != (DTLS1_VERSION & 0xff00)) { SSLerr(SSL_F_DTLS1_GET_RECORD,SSL_R_WRONG_VERSION_NUMBER); goto err; } if (rr->length > SSL3_RT_MAX_ENCRYPTED_LENGTH) { al=SSL_AD_RECORD_OVERFLOW; SSLerr(SSL_F_DTLS1_GET_RECORD,SSL_R_PACKET_LENGTH_TOO_LONG); goto f_err; } /* now s->rstate == SSL_ST_READ_BODY */ } /* s->rstate == SSL_ST_READ_BODY, get and decode the data */ if (rr->length > s->packet_length-DTLS1_RT_HEADER_LENGTH) { /* now s->packet_length == DTLS1_RT_HEADER_LENGTH */ i=rr->length; n=ssl3_read_n(s,i,i,1); if (n <= 0) return(n); /* error or non-blocking io */ /* this packet contained a partial record, dump it */ if ( n != i) { s->packet_length = 0; goto again; } /* now n == rr->length, * and s->packet_length == DTLS1_RT_HEADER_LENGTH + rr->length */ } s->rstate=SSL_ST_READ_HEADER; /* set state for later operations */ /* match epochs. NULL means the packet is dropped on the floor */ bitmap = dtls1_get_bitmap(s, rr, &is_next_epoch); if ( bitmap == NULL) { s->packet_length = 0; /* dump this record */ goto again; /* get another record */ } /* check whether this is a repeat, or aged record */ if ( ! dtls1_record_replay_check(s, bitmap, &(rr->seq_num))) { s->packet_length=0; /* dump this record */ goto again; /* get another record */ } /* just read a 0 length packet */ if (rr->length == 0) goto again; /* If this record is from the next epoch (either HM or ALERT), buffer it * since it cannot be processed at this time. * Records from the next epoch are marked as received even though they are * not processed, so as to prevent any potential resource DoS attack */ if (is_next_epoch) { dtls1_record_bitmap_update(s, bitmap); dtls1_buffer_record(s, &(s->d1->unprocessed_rcds), rr->seq_num); s->packet_length = 0; goto again; } if ( ! dtls1_process_record(s)) return(0); dtls1_clear_timeouts(s); /* done waiting */ return(1); f_err: ssl3_send_alert(s,SSL3_AL_FATAL,al); err: return(0); } /* Return up to 'len' payload bytes received in 'type' records. * 'type' is one of the following: * * - SSL3_RT_HANDSHAKE (when ssl3_get_message calls us) * - SSL3_RT_APPLICATION_DATA (when ssl3_read calls us) * - 0 (during a shutdown, no data has to be returned) * * If we don't have stored data to work from, read a SSL/TLS record first * (possibly multiple records if we still don't have anything to return). * * This function must handle any surprises the peer may have for us, such as * Alert records (e.g. close_notify), ChangeCipherSpec records (not really * a surprise, but handled as if it were), or renegotiation requests. * Also if record payloads contain fragments too small to process, we store * them until there is enough for the respective protocol (the record protocol * may use arbitrary fragmentation and even interleaving): * Change cipher spec protocol * just 1 byte needed, no need for keeping anything stored * Alert protocol * 2 bytes needed (AlertLevel, AlertDescription) * Handshake protocol * 4 bytes needed (HandshakeType, uint24 length) -- we just have * to detect unexpected Client Hello and Hello Request messages * here, anything else is handled by higher layers * Application data protocol * none of our business */ int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek) { int al,i,j,ret; unsigned int n; SSL3_RECORD *rr; void (*cb)(const SSL *ssl,int type2,int val)=NULL; if (s->s3->rbuf.buf == NULL) /* Not initialized yet */ if (!ssl3_setup_buffers(s)) return(-1); /* XXX: check what the second '&& type' is about */ if ((type && (type != SSL3_RT_APPLICATION_DATA) && (type != SSL3_RT_HANDSHAKE) && type) || (peek && (type != SSL3_RT_APPLICATION_DATA))) { SSLerr(SSL_F_DTLS1_READ_BYTES, ERR_R_INTERNAL_ERROR); return -1; } /* check whether there's a handshake message (client hello?) waiting */ if ( (ret = have_handshake_fragment(s, type, buf, len, peek))) return ret; /* Now s->d1->handshake_fragment_len == 0 if type == SSL3_RT_HANDSHAKE. */ if (!s->in_handshake && SSL_in_init(s)) { /* type == SSL3_RT_APPLICATION_DATA */ i=s->handshake_func(s); if (i < 0) return(i); if (i == 0) { SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_SSL_HANDSHAKE_FAILURE); return(-1); } } start: s->rwstate=SSL_NOTHING; /* s->s3->rrec.type - is the type of record * s->s3->rrec.data, - data * s->s3->rrec.off, - offset into 'data' for next read * s->s3->rrec.length, - number of bytes. */ rr = &(s->s3->rrec); /* get new packet if necessary */ if ((rr->length == 0) || (s->rstate == SSL_ST_READ_BODY)) { ret=dtls1_get_record(s); if (ret <= 0) { ret = dtls1_read_failed(s, ret); /* anything other than a timeout is an error */ if (ret <= 0) return(ret); else goto start; } } /* we now have a packet which can be read and processed */ if (s->s3->change_cipher_spec /* set when we receive ChangeCipherSpec, * reset by ssl3_get_finished */ && (rr->type != SSL3_RT_HANDSHAKE)) { al=SSL_AD_UNEXPECTED_MESSAGE; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_DATA_BETWEEN_CCS_AND_FINISHED); goto err; } /* If the other end has shut down, throw anything we read away * (even in 'peek' mode) */ if (s->shutdown & SSL_RECEIVED_SHUTDOWN) { rr->length=0; s->rwstate=SSL_NOTHING; return(0); } if (type == rr->type) /* SSL3_RT_APPLICATION_DATA or SSL3_RT_HANDSHAKE */ { /* make sure that we are not getting application data when we * are doing a handshake for the first time */ if (SSL_in_init(s) && (type == SSL3_RT_APPLICATION_DATA) && (s->enc_read_ctx == NULL)) { al=SSL_AD_UNEXPECTED_MESSAGE; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_APP_DATA_IN_HANDSHAKE); goto f_err; } if (len <= 0) return(len); if ((unsigned int)len > rr->length) n = rr->length; else n = (unsigned int)len; memcpy(buf,&(rr->data[rr->off]),n); if (!peek) { rr->length-=n; rr->off+=n; if (rr->length == 0) { s->rstate=SSL_ST_READ_HEADER; rr->off=0; } } return(n); } /* If we get here, then type != rr->type; if we have a handshake * message, then it was unexpected (Hello Request or Client Hello). */ /* In case of record types for which we have 'fragment' storage, * fill that so that we can process the data at a fixed place. */ { unsigned int k, dest_maxlen = 0; unsigned char *dest = NULL; unsigned int *dest_len = NULL; if (rr->type == SSL3_RT_HANDSHAKE) { dest_maxlen = sizeof s->d1->handshake_fragment; dest = s->d1->handshake_fragment; dest_len = &s->d1->handshake_fragment_len; } else if (rr->type == SSL3_RT_ALERT) { dest_maxlen = sizeof(s->d1->alert_fragment); dest = s->d1->alert_fragment; dest_len = &s->d1->alert_fragment_len; } else /* else it's a CCS message */ OPENSSL_assert(rr->type == SSL3_RT_CHANGE_CIPHER_SPEC); if (dest_maxlen > 0) { /* XDTLS: In a pathalogical case, the Client Hello * may be fragmented--don't always expect dest_maxlen bytes */ if ( rr->length < dest_maxlen) { s->rstate=SSL_ST_READ_HEADER; rr->length = 0; goto start; } /* now move 'n' bytes: */ for ( k = 0; k < dest_maxlen; k++) { dest[k] = rr->data[rr->off++]; rr->length--; } *dest_len = dest_maxlen; } } /* s->d1->handshake_fragment_len == 12 iff rr->type == SSL3_RT_HANDSHAKE; * s->d1->alert_fragment_len == 7 iff rr->type == SSL3_RT_ALERT. * (Possibly rr is 'empty' now, i.e. rr->length may be 0.) */ /* If we are a client, check for an incoming 'Hello Request': */ if ((!s->server) && (s->d1->handshake_fragment_len >= DTLS1_HM_HEADER_LENGTH) && (s->d1->handshake_fragment[0] == SSL3_MT_HELLO_REQUEST) && (s->session != NULL) && (s->session->cipher != NULL)) { s->d1->handshake_fragment_len = 0; if ((s->d1->handshake_fragment[1] != 0) || (s->d1->handshake_fragment[2] != 0) || (s->d1->handshake_fragment[3] != 0)) { al=SSL_AD_DECODE_ERROR; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_BAD_HELLO_REQUEST); goto err; } /* no need to check sequence number on HELLO REQUEST messages */ if (s->msg_callback) s->msg_callback(0, s->version, SSL3_RT_HANDSHAKE, s->d1->handshake_fragment, 4, s, s->msg_callback_arg); if (SSL_is_init_finished(s) && !(s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS) && !s->s3->renegotiate) { ssl3_renegotiate(s); if (ssl3_renegotiate_check(s)) { i=s->handshake_func(s); if (i < 0) return(i); if (i == 0) { SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_SSL_HANDSHAKE_FAILURE); return(-1); } if (!(s->mode & SSL_MODE_AUTO_RETRY)) { if (s->s3->rbuf.left == 0) /* no read-ahead left? */ { BIO *bio; /* In the case where we try to read application data, * but we trigger an SSL handshake, we return -1 with * the retry option set. Otherwise renegotiation may * cause nasty problems in the blocking world */ s->rwstate=SSL_READING; bio=SSL_get_rbio(s); BIO_clear_retry_flags(bio); BIO_set_retry_read(bio); return(-1); } } } } /* we either finished a handshake or ignored the request, * now try again to obtain the (application) data we were asked for */ goto start; } if (s->d1->alert_fragment_len >= DTLS1_AL_HEADER_LENGTH) { int alert_level = s->d1->alert_fragment[0]; int alert_descr = s->d1->alert_fragment[1]; s->d1->alert_fragment_len = 0; if (s->msg_callback) s->msg_callback(0, s->version, SSL3_RT_ALERT, s->d1->alert_fragment, 2, s, s->msg_callback_arg); if (s->info_callback != NULL) cb=s->info_callback; else if (s->ctx->info_callback != NULL) cb=s->ctx->info_callback; if (cb != NULL) { j = (alert_level << 8) | alert_descr; cb(s, SSL_CB_READ_ALERT, j); } if (alert_level == 1) /* warning */ { s->s3->warn_alert = alert_descr; if (alert_descr == SSL_AD_CLOSE_NOTIFY) { s->shutdown |= SSL_RECEIVED_SHUTDOWN; return(0); } #if 0 /* XXX: this is a possible improvement in the future */ /* now check if it's a missing record */ if (alert_descr == DTLS1_AD_MISSING_HANDSHAKE_MESSAGE) { unsigned short seq; unsigned int frag_off; unsigned char *p = &(s->d1->alert_fragment[2]); n2s(p, seq); n2l3(p, frag_off); dtls1_retransmit_message(s, seq, frag_off, &found); if ( ! found && SSL_in_init(s)) { /* fprintf( stderr,"in init = %d\n", SSL_in_init(s)); */ /* requested a message not yet sent, send an alert ourselves */ ssl3_send_alert(s,SSL3_AL_WARNING, DTLS1_AD_MISSING_HANDSHAKE_MESSAGE); } } #endif } else if (alert_level == 2) /* fatal */ { char tmp[16]; s->rwstate=SSL_NOTHING; s->s3->fatal_alert = alert_descr; SSLerr(SSL_F_DTLS1_READ_BYTES, SSL_AD_REASON_OFFSET + alert_descr); BIO_snprintf(tmp,sizeof tmp,"%d",alert_descr); ERR_add_error_data(2,"SSL alert number ",tmp); s->shutdown|=SSL_RECEIVED_SHUTDOWN; SSL_CTX_remove_session(s->ctx,s->session); return(0); } else { al=SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_UNKNOWN_ALERT_TYPE); goto f_err; } goto start; } if (s->shutdown & SSL_SENT_SHUTDOWN) /* but we have not received a shutdown */ { s->rwstate=SSL_NOTHING; rr->length=0; return(0); } if (rr->type == SSL3_RT_CHANGE_CIPHER_SPEC) { struct ccs_header_st ccs_hdr; dtls1_get_ccs_header(rr->data, &ccs_hdr); if ( ccs_hdr.seq == s->d1->handshake_read_seq) { /* 'Change Cipher Spec' is just a single byte, so we know * exactly what the record payload has to look like */ /* XDTLS: check that epoch is consistent */ if ( (rr->length != DTLS1_CCS_HEADER_LENGTH) || (rr->off != 0) || (rr->data[0] != SSL3_MT_CCS)) { i=SSL_AD_ILLEGAL_PARAMETER; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_BAD_CHANGE_CIPHER_SPEC); goto err; } rr->length=0; if (s->msg_callback) s->msg_callback(0, s->version, SSL3_RT_CHANGE_CIPHER_SPEC, rr->data, 1, s, s->msg_callback_arg); s->s3->change_cipher_spec=1; if (!ssl3_do_change_cipher_spec(s)) goto err; /* do this whenever CCS is processed */ dtls1_reset_seq_numbers(s, SSL3_CC_READ); /* handshake read seq is reset upon handshake completion */ s->d1->handshake_read_seq++; goto start; } else { rr->length = 0; goto start; } } /* Unexpected handshake message (Client Hello, or protocol violation) */ if ((s->d1->handshake_fragment_len >= DTLS1_HM_HEADER_LENGTH) && !s->in_handshake) { struct hm_header_st msg_hdr; /* this may just be a stale retransmit */ dtls1_get_message_header(rr->data, &msg_hdr); if( rr->epoch != s->d1->r_epoch) { rr->length = 0; goto start; } if (((s->state&SSL_ST_MASK) == SSL_ST_OK) && !(s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS)) { #if 0 /* worked only because C operator preferences are not as expected (and * because this is not really needed for clients except for detecting * protocol violations): */ s->state=SSL_ST_BEFORE|(s->server) ?SSL_ST_ACCEPT :SSL_ST_CONNECT; #else s->state = s->server ? SSL_ST_ACCEPT : SSL_ST_CONNECT; #endif s->new_session=1; } i=s->handshake_func(s); if (i < 0) return(i); if (i == 0) { SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_SSL_HANDSHAKE_FAILURE); return(-1); } if (!(s->mode & SSL_MODE_AUTO_RETRY)) { if (s->s3->rbuf.left == 0) /* no read-ahead left? */ { BIO *bio; /* In the case where we try to read application data, * but we trigger an SSL handshake, we return -1 with * the retry option set. Otherwise renegotiation may * cause nasty problems in the blocking world */ s->rwstate=SSL_READING; bio=SSL_get_rbio(s); BIO_clear_retry_flags(bio); BIO_set_retry_read(bio); return(-1); } } goto start; } switch (rr->type) { default: #ifndef OPENSSL_NO_TLS /* TLS just ignores unknown message types */ if (s->version == TLS1_VERSION) { rr->length = 0; goto start; } #endif al=SSL_AD_UNEXPECTED_MESSAGE; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_UNEXPECTED_RECORD); goto f_err; case SSL3_RT_CHANGE_CIPHER_SPEC: case SSL3_RT_ALERT: case SSL3_RT_HANDSHAKE: /* we already handled all of these, with the possible exception * of SSL3_RT_HANDSHAKE when s->in_handshake is set, but that * should not happen when type != rr->type */ al=SSL_AD_UNEXPECTED_MESSAGE; SSLerr(SSL_F_DTLS1_READ_BYTES,ERR_R_INTERNAL_ERROR); goto f_err; case SSL3_RT_APPLICATION_DATA: /* At this point, we were expecting handshake data, * but have application data. If the library was * running inside ssl3_read() (i.e. in_read_app_data * is set) and it makes sense to read application data * at this point (session renegotiation not yet started), * we will indulge it. */ if (s->s3->in_read_app_data && (s->s3->total_renegotiations != 0) && (( (s->state & SSL_ST_CONNECT) && (s->state >= SSL3_ST_CW_CLNT_HELLO_A) && (s->state <= SSL3_ST_CR_SRVR_HELLO_A) ) || ( (s->state & SSL_ST_ACCEPT) && (s->state <= SSL3_ST_SW_HELLO_REQ_A) && (s->state >= SSL3_ST_SR_CLNT_HELLO_A) ) )) { s->s3->in_read_app_data=2; return(-1); } else { al=SSL_AD_UNEXPECTED_MESSAGE; SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_UNEXPECTED_RECORD); goto f_err; } } /* not reached */ f_err: ssl3_send_alert(s,SSL3_AL_FATAL,al); err: return(-1); } int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf_, int len) { unsigned int n,tot; int i; if (SSL_in_init(s) && !s->in_handshake) { i=s->handshake_func(s); if (i < 0) return(i); if (i == 0) { SSLerr(SSL_F_DTLS1_WRITE_APP_DATA_BYTES,SSL_R_SSL_HANDSHAKE_FAILURE); return -1; } } tot = s->s3->wnum; n = len - tot; while( n) { /* dtls1_write_bytes sends one record at a time, sized according to * the currently known MTU */ i = dtls1_write_bytes(s, type, buf_, len); if (i <= 0) return i; if ((i == (int)n) || (type == SSL3_RT_APPLICATION_DATA && (s->mode & SSL_MODE_ENABLE_PARTIAL_WRITE))) { /* next chunk of data should get another prepended empty fragment * in ciphersuites with known-IV weakness: */ s->s3->empty_fragment_done = 0; return tot+i; } tot += i; n-=i; } return tot; } /* this only happens when a client hello is received and a handshake * is started. */ static int have_handshake_fragment(SSL *s, int type, unsigned char *buf, int len, int peek) { if ((type == SSL3_RT_HANDSHAKE) && (s->d1->handshake_fragment_len > 0)) /* (partially) satisfy request from storage */ { unsigned char *src = s->d1->handshake_fragment; unsigned char *dst = buf; unsigned int k,n; /* peek == 0 */ n = 0; while ((len > 0) && (s->d1->handshake_fragment_len > 0)) { *dst++ = *src++; len--; s->d1->handshake_fragment_len--; n++; } /* move any remaining fragment bytes: */ for (k = 0; k < s->d1->handshake_fragment_len; k++) s->d1->handshake_fragment[k] = *src++; return n; } return 0; } /* Call this to write data in records of type 'type' * It will return <= 0 if not all data has been sent or non-blocking IO. */ int dtls1_write_bytes(SSL *s, int type, const void *buf_, int len) { const unsigned char *buf=buf_; unsigned int tot,n,nw; int i; unsigned int mtu; s->rwstate=SSL_NOTHING; tot=s->s3->wnum; n=(len-tot); /* handshake layer figures out MTU for itself, but data records * are also sent through this interface, so need to figure out MTU */ #if 0 mtu = BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_GET_MTU, 0, NULL); mtu += DTLS1_HM_HEADER_LENGTH; /* HM already inserted */ #endif mtu = s->d1->mtu; if (mtu > SSL3_RT_MAX_PLAIN_LENGTH) mtu = SSL3_RT_MAX_PLAIN_LENGTH; if (n > mtu) nw=mtu; else nw=n; i=do_dtls1_write(s, type, &(buf[tot]), nw, 0); if (i <= 0) { s->s3->wnum=tot; return i; } if ( (int)s->s3->wnum + i == len) s->s3->wnum = 0; else s->s3->wnum += i; return tot + i; } int do_dtls1_write(SSL *s, int type, const unsigned char *buf, unsigned int len, int create_empty_fragment) { unsigned char *p,*pseq; int i,mac_size,clear=0; int prefix_len = 0; SSL3_RECORD *wr; SSL3_BUFFER *wb; SSL_SESSION *sess; int bs; /* first check if there is a SSL3_BUFFER still being written * out. This will happen with non blocking IO */ if (s->s3->wbuf.left != 0) { OPENSSL_assert(0); /* XDTLS: want to see if we ever get here */ return(ssl3_write_pending(s,type,buf,len)); } /* If we have an alert to send, lets send it */ if (s->s3->alert_dispatch) { i=s->method->ssl_dispatch_alert(s); if (i <= 0) return(i); /* if it went, fall through and send more stuff */ } if (len == 0 && !create_empty_fragment) return 0; wr= &(s->s3->wrec); wb= &(s->s3->wbuf); sess=s->session; if ( (sess == NULL) || (s->enc_write_ctx == NULL) || (s->write_hash == NULL)) clear=1; if (clear) mac_size=0; else mac_size=EVP_MD_size(s->write_hash); /* DTLS implements explicit IV, so no need for empty fragments */ #if 0 /* 'create_empty_fragment' is true only when this function calls itself */ if (!clear && !create_empty_fragment && !s->s3->empty_fragment_done && SSL_version(s) != DTLS1_VERSION) { /* countermeasure against known-IV weakness in CBC ciphersuites * (see http://www.openssl.org/~bodo/tls-cbc.txt) */ if (s->s3->need_empty_fragments && type == SSL3_RT_APPLICATION_DATA) { /* recursive function call with 'create_empty_fragment' set; * this prepares and buffers the data for an empty fragment * (these 'prefix_len' bytes are sent out later * together with the actual payload) */ prefix_len = s->method->do_ssl_write(s, type, buf, 0, 1); if (prefix_len <= 0) goto err; if (s->s3->wbuf.len < (size_t)prefix_len + SSL3_RT_MAX_PACKET_SIZE) { /* insufficient space */ SSLerr(SSL_F_DO_DTLS1_WRITE, ERR_R_INTERNAL_ERROR); goto err; } } s->s3->empty_fragment_done = 1; } #endif p = wb->buf + prefix_len; /* write the header */ *(p++)=type&0xff; wr->type=type; *(p++)=(s->version>>8); *(p++)=s->version&0xff; /* field where we are to write out packet epoch, seq num and len */ pseq=p; p+=10; /* lets setup the record stuff. */ /* Make space for the explicit IV in case of CBC. * (this is a bit of a boundary violation, but what the heck). */ if ( s->enc_write_ctx && (EVP_CIPHER_mode( s->enc_write_ctx->cipher ) & EVP_CIPH_CBC_MODE)) bs = EVP_CIPHER_block_size(s->enc_write_ctx->cipher); else bs = 0; wr->data=p + bs; /* make room for IV in case of CBC */ wr->length=(int)len; wr->input=(unsigned char *)buf; /* we now 'read' from wr->input, wr->length bytes into * wr->data */ /* first we compress */ if (s->compress != NULL) { if (!ssl3_do_compress(s)) { SSLerr(SSL_F_DO_DTLS1_WRITE,SSL_R_COMPRESSION_FAILURE); goto err; } } else { memcpy(wr->data,wr->input,wr->length); wr->input=wr->data; } /* we should still have the output to wr->data and the input * from wr->input. Length should be wr->length. * wr->data still points in the wb->buf */ if (mac_size != 0) { s->method->ssl3_enc->mac(s,&(p[wr->length + bs]),1); wr->length+=mac_size; } /* this is true regardless of mac size */ wr->input=p; wr->data=p; /* ssl3_enc can only have an error on read */ wr->length += bs; /* bs != 0 in case of CBC. The enc fn provides * the randomness */ s->method->ssl3_enc->enc(s,1); /* record length after mac and block padding */ /* if (type == SSL3_RT_APPLICATION_DATA || (type == SSL3_RT_ALERT && ! SSL_in_init(s))) */ /* there's only one epoch between handshake and app data */ s2n(s->d1->w_epoch, pseq); /* XDTLS: ?? */ /* else s2n(s->d1->handshake_epoch, pseq); */ memcpy(pseq, &(s->s3->write_sequence[2]), 6); pseq+=6; s2n(wr->length,pseq); /* we should now have * wr->data pointing to the encrypted data, which is * wr->length long */ wr->type=type; /* not needed but helps for debugging */ wr->length+=DTLS1_RT_HEADER_LENGTH; #if 0 /* this is now done at the message layer */ /* buffer the record, making it easy to handle retransmits */ if ( type == SSL3_RT_HANDSHAKE || type == SSL3_RT_CHANGE_CIPHER_SPEC) dtls1_buffer_record(s, wr->data, wr->length, *((PQ_64BIT *)&(s->s3->write_sequence[0]))); #endif ssl3_record_sequence_update(&(s->s3->write_sequence[0])); if (create_empty_fragment) { /* we are in a recursive call; * just return the length, don't write out anything here */ return wr->length; } /* now let's set up wb */ wb->left = prefix_len + wr->length; wb->offset = 0; /* memorize arguments so that ssl3_write_pending can detect bad write retries later */ s->s3->wpend_tot=len; s->s3->wpend_buf=buf; s->s3->wpend_type=type; s->s3->wpend_ret=len; /* we now just need to write the buffer */ return ssl3_write_pending(s,type,buf,len); err: return -1; } static int dtls1_record_replay_check(SSL *s, DTLS1_BITMAP *bitmap, PQ_64BIT *seq_num) { #if PQ_64BIT_IS_INTEGER PQ_64BIT mask = 0x0000000000000001L; #endif PQ_64BIT rcd_num, tmp; pq_64bit_init(&rcd_num); pq_64bit_init(&tmp); /* this is the sequence number for the record just read */ pq_64bit_bin2num(&rcd_num, s->s3->read_sequence, 8); if (pq_64bit_gt(&rcd_num, &(bitmap->max_seq_num)) || pq_64bit_eq(&rcd_num, &(bitmap->max_seq_num))) { pq_64bit_assign(seq_num, &rcd_num); pq_64bit_free(&rcd_num); pq_64bit_free(&tmp); return 1; /* this record is new */ } pq_64bit_sub(&tmp, &(bitmap->max_seq_num), &rcd_num); if ( pq_64bit_get_word(&tmp) > bitmap->length) { pq_64bit_free(&rcd_num); pq_64bit_free(&tmp); return 0; /* stale, outside the window */ } #if PQ_64BIT_IS_BIGNUM { int offset; pq_64bit_sub(&tmp, &(bitmap->max_seq_num), &rcd_num); pq_64bit_sub_word(&tmp, 1); offset = pq_64bit_get_word(&tmp); if ( pq_64bit_is_bit_set(&(bitmap->map), offset)) { pq_64bit_free(&rcd_num); pq_64bit_free(&tmp); return 0; } } #else mask <<= (bitmap->max_seq_num - rcd_num - 1); if (bitmap->map & mask) return 0; /* record previously received */ #endif pq_64bit_assign(seq_num, &rcd_num); pq_64bit_free(&rcd_num); pq_64bit_free(&tmp); return 1; } static void dtls1_record_bitmap_update(SSL *s, DTLS1_BITMAP *bitmap) { unsigned int shift; PQ_64BIT rcd_num; PQ_64BIT tmp; PQ_64BIT_CTX *ctx; pq_64bit_init(&rcd_num); pq_64bit_init(&tmp); pq_64bit_bin2num(&rcd_num, s->s3->read_sequence, 8); /* unfortunate code complexity due to 64-bit manipulation support * on 32-bit machines */ if ( pq_64bit_gt(&rcd_num, &(bitmap->max_seq_num)) || pq_64bit_eq(&rcd_num, &(bitmap->max_seq_num))) { pq_64bit_sub(&tmp, &rcd_num, &(bitmap->max_seq_num)); pq_64bit_add_word(&tmp, 1); shift = (unsigned int)pq_64bit_get_word(&tmp); pq_64bit_lshift(&(tmp), &(bitmap->map), shift); pq_64bit_assign(&(bitmap->map), &tmp); pq_64bit_set_bit(&(bitmap->map), 0); pq_64bit_add_word(&rcd_num, 1); pq_64bit_assign(&(bitmap->max_seq_num), &rcd_num); pq_64bit_assign_word(&tmp, 1); pq_64bit_lshift(&tmp, &tmp, bitmap->length); ctx = pq_64bit_ctx_new(&ctx); pq_64bit_mod(&(bitmap->map), &(bitmap->map), &tmp, ctx); pq_64bit_ctx_free(ctx); } else { pq_64bit_sub(&tmp, &(bitmap->max_seq_num), &rcd_num); pq_64bit_sub_word(&tmp, 1); shift = (unsigned int)pq_64bit_get_word(&tmp); pq_64bit_set_bit(&(bitmap->map), shift); } pq_64bit_free(&rcd_num); pq_64bit_free(&tmp); } int dtls1_dispatch_alert(SSL *s) { int i,j; void (*cb)(const SSL *ssl,int type,int val)=NULL; unsigned char buf[2 + 2 + 3]; /* alert level + alert desc + message seq +frag_off */ unsigned char *ptr = &buf[0]; s->s3->alert_dispatch=0; memset(buf, 0x00, sizeof(buf)); *ptr++ = s->s3->send_alert[0]; *ptr++ = s->s3->send_alert[1]; if (s->s3->send_alert[1] == DTLS1_AD_MISSING_HANDSHAKE_MESSAGE) { s2n(s->d1->handshake_read_seq, ptr); #if 0 if ( s->d1->r_msg_hdr.frag_off == 0) /* waiting for a new msg */ else s2n(s->d1->r_msg_hdr.seq, ptr); /* partial msg read */ #endif #if 0 fprintf(stderr, "s->d1->handshake_read_seq = %d, s->d1->r_msg_hdr.seq = %d\n",s->d1->handshake_read_seq,s->d1->r_msg_hdr.seq); #endif l2n3(s->d1->r_msg_hdr.frag_off, ptr); } i = do_dtls1_write(s, SSL3_RT_ALERT, &buf[0], sizeof(buf), 0); if (i <= 0) { s->s3->alert_dispatch=1; /* fprintf( stderr, "not done with alert\n" ); */ } else { if ( s->s3->send_alert[0] == SSL3_AL_FATAL || s->s3->send_alert[1] == DTLS1_AD_MISSING_HANDSHAKE_MESSAGE) (void)BIO_flush(s->wbio); if (s->msg_callback) s->msg_callback(1, s->version, SSL3_RT_ALERT, s->s3->send_alert, 2, s, s->msg_callback_arg); if (s->info_callback != NULL) cb=s->info_callback; else if (s->ctx->info_callback != NULL) cb=s->ctx->info_callback; if (cb != NULL) { j=(s->s3->send_alert[0]<<8)|s->s3->send_alert[1]; cb(s,SSL_CB_WRITE_ALERT,j); } } return(i); } static DTLS1_BITMAP * dtls1_get_bitmap(SSL *s, SSL3_RECORD *rr, unsigned int *is_next_epoch) { *is_next_epoch = 0; /* In current epoch, accept HM, CCS, DATA, & ALERT */ if (rr->epoch == s->d1->r_epoch) return &s->d1->bitmap; /* Only HM and ALERT messages can be from the next epoch */ else if (rr->epoch == (unsigned long)(s->d1->r_epoch + 1) && (rr->type == SSL3_RT_HANDSHAKE || rr->type == SSL3_RT_ALERT)) { *is_next_epoch = 1; return &s->d1->next_bitmap; } return NULL; } #if 0 static int dtls1_record_needs_buffering(SSL *s, SSL3_RECORD *rr, unsigned short *priority, unsigned long *offset) { /* alerts are passed up immediately */ if ( rr->type == SSL3_RT_APPLICATION_DATA || rr->type == SSL3_RT_ALERT) return 0; /* Only need to buffer if a handshake is underway. * (this implies that Hello Request and Client Hello are passed up * immediately) */ if ( SSL_in_init(s)) { unsigned char *data = rr->data; /* need to extract the HM/CCS sequence number here */ if ( rr->type == SSL3_RT_HANDSHAKE || rr->type == SSL3_RT_CHANGE_CIPHER_SPEC) { unsigned short seq_num; struct hm_header_st msg_hdr; struct ccs_header_st ccs_hdr; if ( rr->type == SSL3_RT_HANDSHAKE) { dtls1_get_message_header(data, &msg_hdr); seq_num = msg_hdr.seq; *offset = msg_hdr.frag_off; } else { dtls1_get_ccs_header(data, &ccs_hdr); seq_num = ccs_hdr.seq; *offset = 0; } /* this is either a record we're waiting for, or a * retransmit of something we happened to previously * receive (higher layers will drop the repeat silently */ if ( seq_num < s->d1->handshake_read_seq) return 0; if (rr->type == SSL3_RT_HANDSHAKE && seq_num == s->d1->handshake_read_seq && msg_hdr.frag_off < s->d1->r_msg_hdr.frag_off) return 0; else if ( seq_num == s->d1->handshake_read_seq && (rr->type == SSL3_RT_CHANGE_CIPHER_SPEC || msg_hdr.frag_off == s->d1->r_msg_hdr.frag_off)) return 0; else { *priority = seq_num; return 1; } } else /* unknown record type */ return 0; } return 0; } #endif void dtls1_reset_seq_numbers(SSL *s, int rw) { unsigned char *seq; unsigned int seq_bytes = sizeof(s->s3->read_sequence); if ( rw & SSL3_CC_READ) { seq = s->s3->read_sequence; s->d1->r_epoch++; pq_64bit_assign(&(s->d1->bitmap.map), &(s->d1->next_bitmap.map)); s->d1->bitmap.length = s->d1->next_bitmap.length; pq_64bit_assign(&(s->d1->bitmap.max_seq_num), &(s->d1->next_bitmap.max_seq_num)); pq_64bit_free(&(s->d1->next_bitmap.map)); pq_64bit_free(&(s->d1->next_bitmap.max_seq_num)); memset(&(s->d1->next_bitmap), 0x00, sizeof(DTLS1_BITMAP)); pq_64bit_init(&(s->d1->next_bitmap.map)); pq_64bit_init(&(s->d1->next_bitmap.max_seq_num)); } else { seq = s->s3->write_sequence; s->d1->w_epoch++; } memset(seq, 0x00, seq_bytes); } #if PQ_64BIT_IS_INTEGER static PQ_64BIT bytes_to_long_long(unsigned char *bytes, PQ_64BIT *num) { PQ_64BIT _num; _num = (((PQ_64BIT)bytes[0]) << 56) | (((PQ_64BIT)bytes[1]) << 48) | (((PQ_64BIT)bytes[2]) << 40) | (((PQ_64BIT)bytes[3]) << 32) | (((PQ_64BIT)bytes[4]) << 24) | (((PQ_64BIT)bytes[5]) << 16) | (((PQ_64BIT)bytes[6]) << 8) | (((PQ_64BIT)bytes[7]) ); *num = _num ; return _num; } #endif static void dtls1_clear_timeouts(SSL *s) { memset(&(s->d1->timeout), 0x00, sizeof(struct dtls1_timeout_st)); }