LCOM1920-T02G10

/* 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