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Diffstat (limited to 'openssl/ssl/ssl2.h')
| -rw-r--r-- | openssl/ssl/ssl2.h | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/openssl/ssl/ssl2.h b/openssl/ssl/ssl2.h new file mode 100644 index 00000000..99a52ea0 --- /dev/null +++ b/openssl/ssl/ssl2.h @@ -0,0 +1,268 @@ +/* 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 + +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; + +/* 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 + |