/* 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  __cplusplusextern "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 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#endiftypedef 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 *pad_data_UNUSED; /* only for binary compatibility with 0.9.6b */	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