Edit File: ssl2.h
/* ssl/ssl2.h */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * 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 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 acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS 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 AUTHOR OR 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. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ #ifndef HEADER_SSL2_H # define HEADER_SSL2_H #ifdef __cplusplus extern "C" { #endif /* Protocol Version Codes */ # define SSL2_VERSION 0x0002 # define SSL2_VERSION_MAJOR 0x00 # define SSL2_VERSION_MINOR 0x02 /* #define SSL2_CLIENT_VERSION 0x0002 */ /* #define SSL2_SERVER_VERSION 0x0002 */ /* Protocol Message Codes */ # define SSL2_MT_ERROR 0 # define SSL2_MT_CLIENT_HELLO 1 # define SSL2_MT_CLIENT_MASTER_KEY 2 # define SSL2_MT_CLIENT_FINISHED 3 # define SSL2_MT_SERVER_HELLO 4 # define SSL2_MT_SERVER_VERIFY 5 # define SSL2_MT_SERVER_FINISHED 6 # define SSL2_MT_REQUEST_CERTIFICATE 7 # define SSL2_MT_CLIENT_CERTIFICATE 8 /* Error Message Codes */ # define SSL2_PE_UNDEFINED_ERROR 0x0000 # define SSL2_PE_NO_CIPHER 0x0001 # define SSL2_PE_NO_CERTIFICATE 0x0002 # define SSL2_PE_BAD_CERTIFICATE 0x0004 # define SSL2_PE_UNSUPPORTED_CERTIFICATE_TYPE 0x0006 /* Cipher Kind Values */ # define SSL2_CK_NULL_WITH_MD5 0x02000000/* v3 */ # define SSL2_CK_RC4_128_WITH_MD5 0x02010080 # define SSL2_CK_RC4_128_EXPORT40_WITH_MD5 0x02020080 # define SSL2_CK_RC2_128_CBC_WITH_MD5 0x02030080 # define SSL2_CK_RC2_128_CBC_EXPORT40_WITH_MD5 0x02040080 # define SSL2_CK_IDEA_128_CBC_WITH_MD5 0x02050080 # define SSL2_CK_DES_64_CBC_WITH_MD5 0x02060040 # define SSL2_CK_DES_64_CBC_WITH_SHA 0x02060140/* v3 */ # define SSL2_CK_DES_192_EDE3_CBC_WITH_MD5 0x020700c0 # define SSL2_CK_DES_192_EDE3_CBC_WITH_SHA 0x020701c0/* v3 */ # define SSL2_CK_RC4_64_WITH_MD5 0x02080080/* MS hack */ # define SSL2_CK_DES_64_CFB64_WITH_MD5_1 0x02ff0800/* SSLeay */ # define SSL2_CK_NULL 0x02ff0810/* SSLeay */ # define SSL2_TXT_DES_64_CFB64_WITH_MD5_1 "DES-CFB-M1" # define SSL2_TXT_NULL_WITH_MD5 "NULL-MD5" # define SSL2_TXT_RC4_128_WITH_MD5 "RC4-MD5" # define SSL2_TXT_RC4_128_EXPORT40_WITH_MD5 "EXP-RC4-MD5" # define SSL2_TXT_RC2_128_CBC_WITH_MD5 "RC2-CBC-MD5" # define SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 "EXP-RC2-CBC-MD5" # define SSL2_TXT_IDEA_128_CBC_WITH_MD5 "IDEA-CBC-MD5" # define SSL2_TXT_DES_64_CBC_WITH_MD5 "DES-CBC-MD5" # define SSL2_TXT_DES_64_CBC_WITH_SHA "DES-CBC-SHA" # define SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5 "DES-CBC3-MD5" # define SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA "DES-CBC3-SHA" # define SSL2_TXT_RC4_64_WITH_MD5 "RC4-64-MD5" # define SSL2_TXT_NULL "NULL" /* Flags for the SSL_CIPHER.algorithm2 field */ # define SSL2_CF_5_BYTE_ENC 0x01 # define SSL2_CF_8_BYTE_ENC 0x02 /* Certificate Type Codes */ # define SSL2_CT_X509_CERTIFICATE 0x01 /* Authentication Type Code */ # define SSL2_AT_MD5_WITH_RSA_ENCRYPTION 0x01 # define SSL2_MAX_SSL_SESSION_ID_LENGTH 32 /* Upper/Lower Bounds */ # define SSL2_MAX_MASTER_KEY_LENGTH_IN_BITS 256 # ifdef OPENSSL_SYS_MPE # define SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER 29998u # else # define SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER 32767u /* 2^15-1 */ # endif # define SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER 16383/* 2^14-1 */ # define SSL2_CHALLENGE_LENGTH 16 /* * #define SSL2_CHALLENGE_LENGTH 32 */ # define SSL2_MIN_CHALLENGE_LENGTH 16 # define SSL2_MAX_CHALLENGE_LENGTH 32 # define SSL2_CONNECTION_ID_LENGTH 16 # define SSL2_MAX_CONNECTION_ID_LENGTH 16 # define SSL2_SSL_SESSION_ID_LENGTH 16 # define SSL2_MAX_CERT_CHALLENGE_LENGTH 32 # define SSL2_MIN_CERT_CHALLENGE_LENGTH 16 # define SSL2_MAX_KEY_MATERIAL_LENGTH 24 # ifndef HEADER_SSL_LOCL_H # define CERT char # endif # ifndef OPENSSL_NO_SSL_INTERN typedef struct ssl2_state_st { int three_byte_header; int clear_text; /* clear text */ int escape; /* not used in SSLv2 */ int ssl2_rollback; /* used if SSLv23 rolled back to SSLv2 */ /* * non-blocking io info, used to make sure the same args were passwd */ unsigned int wnum; /* number of bytes sent so far */ int wpend_tot; const unsigned char *wpend_buf; int wpend_off; /* offset to data to write */ int wpend_len; /* number of bytes passwd to write */ int wpend_ret; /* number of bytes to return to caller */ /* buffer raw data */ int rbuf_left; int rbuf_offs; unsigned char *rbuf; unsigned char *wbuf; unsigned char *write_ptr; /* used to point to the start due to 2/3 byte * header. */ unsigned int padding; unsigned int rlength; /* passed to ssl2_enc */ int ract_data_length; /* Set when things are encrypted. */ unsigned int wlength; /* passed to ssl2_enc */ int wact_data_length; /* Set when things are decrypted. */ unsigned char *ract_data; unsigned char *wact_data; unsigned char *mac_data; unsigned char *read_key; unsigned char *write_key; /* Stuff specifically to do with this SSL session */ unsigned int challenge_length; unsigned char challenge[SSL2_MAX_CHALLENGE_LENGTH]; unsigned int conn_id_length; unsigned char conn_id[SSL2_MAX_CONNECTION_ID_LENGTH]; unsigned int key_material_length; unsigned char key_material[SSL2_MAX_KEY_MATERIAL_LENGTH * 2]; unsigned long read_sequence; unsigned long write_sequence; struct { unsigned int conn_id_length; unsigned int cert_type; unsigned int cert_length; unsigned int csl; unsigned int clear; unsigned int enc; unsigned char ccl[SSL2_MAX_CERT_CHALLENGE_LENGTH]; unsigned int cipher_spec_length; unsigned int session_id_length; unsigned int clen; unsigned int rlen; } tmp; } SSL2_STATE; # endif /* SSLv2 */ /* client */ # define SSL2_ST_SEND_CLIENT_HELLO_A (0x10|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_HELLO_B (0x11|SSL_ST_CONNECT) # define SSL2_ST_GET_SERVER_HELLO_A (0x20|SSL_ST_CONNECT) # define SSL2_ST_GET_SERVER_HELLO_B (0x21|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_MASTER_KEY_A (0x30|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_MASTER_KEY_B (0x31|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_FINISHED_A (0x40|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_FINISHED_B (0x41|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_CERTIFICATE_A (0x50|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_CERTIFICATE_B (0x51|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_CERTIFICATE_C (0x52|SSL_ST_CONNECT) # define SSL2_ST_SEND_CLIENT_CERTIFICATE_D (0x53|SSL_ST_CONNECT) # define SSL2_ST_GET_SERVER_VERIFY_A (0x60|SSL_ST_CONNECT) # define SSL2_ST_GET_SERVER_VERIFY_B (0x61|SSL_ST_CONNECT) # define SSL2_ST_GET_SERVER_FINISHED_A (0x70|SSL_ST_CONNECT) # define SSL2_ST_GET_SERVER_FINISHED_B (0x71|SSL_ST_CONNECT) # define SSL2_ST_CLIENT_START_ENCRYPTION (0x80|SSL_ST_CONNECT) # define SSL2_ST_X509_GET_CLIENT_CERTIFICATE (0x90|SSL_ST_CONNECT) /* server */ # define SSL2_ST_GET_CLIENT_HELLO_A (0x10|SSL_ST_ACCEPT) # define SSL2_ST_GET_CLIENT_HELLO_B (0x11|SSL_ST_ACCEPT) # define SSL2_ST_GET_CLIENT_HELLO_C (0x12|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_HELLO_A (0x20|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_HELLO_B (0x21|SSL_ST_ACCEPT) # define SSL2_ST_GET_CLIENT_MASTER_KEY_A (0x30|SSL_ST_ACCEPT) # define SSL2_ST_GET_CLIENT_MASTER_KEY_B (0x31|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_VERIFY_A (0x40|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_VERIFY_B (0x41|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_VERIFY_C (0x42|SSL_ST_ACCEPT) # define SSL2_ST_GET_CLIENT_FINISHED_A (0x50|SSL_ST_ACCEPT) # define SSL2_ST_GET_CLIENT_FINISHED_B (0x51|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_FINISHED_A (0x60|SSL_ST_ACCEPT) # define SSL2_ST_SEND_SERVER_FINISHED_B (0x61|SSL_ST_ACCEPT) # define SSL2_ST_SEND_REQUEST_CERTIFICATE_A (0x70|SSL_ST_ACCEPT) # define SSL2_ST_SEND_REQUEST_CERTIFICATE_B (0x71|SSL_ST_ACCEPT) # define SSL2_ST_SEND_REQUEST_CERTIFICATE_C (0x72|SSL_ST_ACCEPT) # define SSL2_ST_SEND_REQUEST_CERTIFICATE_D (0x73|SSL_ST_ACCEPT) # define SSL2_ST_SERVER_START_ENCRYPTION (0x80|SSL_ST_ACCEPT) # define SSL2_ST_X509_GET_SERVER_CERTIFICATE (0x90|SSL_ST_ACCEPT) #ifdef __cplusplus } #endif #endif