diff options
Diffstat (limited to 'crypto/openssl/ssl/s2_lib.c')
| -rw-r--r-- | crypto/openssl/ssl/s2_lib.c | 496 |
1 files changed, 0 insertions, 496 deletions
diff --git a/crypto/openssl/ssl/s2_lib.c b/crypto/openssl/ssl/s2_lib.c deleted file mode 100644 index 26a85c2f17a9..000000000000 --- a/crypto/openssl/ssl/s2_lib.c +++ /dev/null @@ -1,496 +0,0 @@ -/* ssl/s2_lib.c */ -/* 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.] - */ - -#include "ssl_locl.h" -#ifndef NO_SSL2 -#include <stdio.h> -#include <openssl/rsa.h> -#include <openssl/objects.h> -#include <openssl/md5.h> -#include "cryptlib.h" - -static long ssl2_default_timeout(void ); -const char *ssl2_version_str="SSLv2" OPENSSL_VERSION_PTEXT; - -#define SSL2_NUM_CIPHERS (sizeof(ssl2_ciphers)/sizeof(SSL_CIPHER)) - -OPENSSL_GLOBAL SSL_CIPHER ssl2_ciphers[]={ -/* NULL_WITH_MD5 v3 */ -#if 0 - { - 1, - SSL2_TXT_NULL_WITH_MD5, - SSL2_CK_NULL_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_eNULL|SSL_MD5|SSL_SSLV2, - SSL_EXPORT|SSL_EXP40|SSL_STRONG_NONE, - 0, - 0, - 0, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -#endif -/* RC4_128_EXPORT40_WITH_MD5 */ - { - 1, - SSL2_TXT_RC4_128_EXPORT40_WITH_MD5, - SSL2_CK_RC4_128_EXPORT40_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2, - SSL_EXPORT|SSL_EXP40, - SSL2_CF_5_BYTE_ENC, - 40, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* RC4_128_WITH_MD5 */ - { - 1, - SSL2_TXT_RC4_128_WITH_MD5, - SSL2_CK_RC4_128_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2, - SSL_NOT_EXP|SSL_MEDIUM, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* RC2_128_CBC_EXPORT40_WITH_MD5 */ - { - 1, - SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5, - SSL2_CK_RC2_128_CBC_EXPORT40_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_SSLV2, - SSL_EXPORT|SSL_EXP40, - SSL2_CF_5_BYTE_ENC, - 40, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* RC2_128_CBC_WITH_MD5 */ - { - 1, - SSL2_TXT_RC2_128_CBC_WITH_MD5, - SSL2_CK_RC2_128_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_SSLV2, - SSL_NOT_EXP|SSL_MEDIUM, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* IDEA_128_CBC_WITH_MD5 */ - { - 1, - SSL2_TXT_IDEA_128_CBC_WITH_MD5, - SSL2_CK_IDEA_128_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_IDEA|SSL_MD5|SSL_SSLV2, - SSL_NOT_EXP|SSL_MEDIUM, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* DES_64_CBC_WITH_MD5 */ - { - 1, - SSL2_TXT_DES_64_CBC_WITH_MD5, - SSL2_CK_DES_64_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_DES|SSL_MD5|SSL_SSLV2, - SSL_NOT_EXP|SSL_LOW, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* DES_192_EDE3_CBC_WITH_MD5 */ - { - 1, - SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5, - SSL2_CK_DES_192_EDE3_CBC_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_3DES|SSL_MD5|SSL_SSLV2, - SSL_NOT_EXP|SSL_HIGH, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* RC4_64_WITH_MD5 */ -#if 1 - { - 1, - SSL2_TXT_RC4_64_WITH_MD5, - SSL2_CK_RC4_64_WITH_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_SSLV2, - SSL_NOT_EXP|SSL_LOW, - SSL2_CF_8_BYTE_ENC, - 64, - 64, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -#endif -/* NULL SSLeay (testing) */ -#if 0 - { - 0, - SSL2_TXT_NULL, - SSL2_CK_NULL, - 0, - SSL_STRONG_NONE, - 0, - 0, - 0, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -#endif - -/* end of list :-) */ - }; - -static SSL_METHOD SSLv2_data= { - SSL2_VERSION, - ssl2_new, /* local */ - ssl2_clear, /* local */ - ssl2_free, /* local */ - ssl_undefined_function, - ssl_undefined_function, - ssl2_read, - ssl2_peek, - ssl2_write, - ssl2_shutdown, - ssl_ok, /* NULL - renegotiate */ - ssl_ok, /* NULL - check renegotiate */ - ssl2_ctrl, /* local */ - ssl2_ctx_ctrl, /* local */ - ssl2_get_cipher_by_char, - ssl2_put_cipher_by_char, - ssl2_pending, - ssl2_num_ciphers, - ssl2_get_cipher, - ssl_bad_method, - ssl2_default_timeout, - &ssl3_undef_enc_method, - ssl_undefined_function, - ssl2_callback_ctrl, /* local */ - ssl2_ctx_callback_ctrl, /* local */ - }; - -static long ssl2_default_timeout(void) - { - return(300); - } - -SSL_METHOD *sslv2_base_method(void) - { - return(&SSLv2_data); - } - -int ssl2_num_ciphers(void) - { - return(SSL2_NUM_CIPHERS); - } - -SSL_CIPHER *ssl2_get_cipher(unsigned int u) - { - if (u < SSL2_NUM_CIPHERS) - return(&(ssl2_ciphers[SSL2_NUM_CIPHERS-1-u])); - else - return(NULL); - } - -int ssl2_pending(SSL *s) - { - return SSL_in_init(s) ? 0 : s->s2->ract_data_length; - } - -int ssl2_new(SSL *s) - { - SSL2_STATE *s2; - - if ((s2=OPENSSL_malloc(sizeof *s2)) == NULL) goto err; - memset(s2,0,sizeof *s2); - -#if SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER + 3 > SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER + 2 -# error "assertion failed" -#endif - - if ((s2->rbuf=OPENSSL_malloc( - SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+2)) == NULL) goto err; - /* wbuf needs one byte more because when using two-byte headers, - * we leave the first byte unused in do_ssl_write (s2_pkt.c) */ - if ((s2->wbuf=OPENSSL_malloc( - SSL2_MAX_RECORD_LENGTH_2_BYTE_HEADER+3)) == NULL) goto err; - s->s2=s2; - - ssl2_clear(s); - return(1); -err: - if (s2 != NULL) - { - if (s2->wbuf != NULL) OPENSSL_free(s2->wbuf); - if (s2->rbuf != NULL) OPENSSL_free(s2->rbuf); - OPENSSL_free(s2); - } - return(0); - } - -void ssl2_free(SSL *s) - { - SSL2_STATE *s2; - - if(s == NULL) - return; - - s2=s->s2; - if (s2->rbuf != NULL) OPENSSL_free(s2->rbuf); - if (s2->wbuf != NULL) OPENSSL_free(s2->wbuf); - memset(s2,0,sizeof *s2); - OPENSSL_free(s2); - s->s2=NULL; - } - -void ssl2_clear(SSL *s) - { - SSL2_STATE *s2; - unsigned char *rbuf,*wbuf; - - s2=s->s2; - - rbuf=s2->rbuf; - wbuf=s2->wbuf; - - memset(s2,0,sizeof *s2); - - s2->rbuf=rbuf; - s2->wbuf=wbuf; - s2->clear_text=1; - s->packet=s2->rbuf; - s->version=SSL2_VERSION; - s->packet_length=0; - } - -long ssl2_ctrl(SSL *s, int cmd, long larg, char *parg) - { - int ret=0; - - switch(cmd) - { - case SSL_CTRL_GET_SESSION_REUSED: - ret=s->hit; - break; - default: - break; - } - return(ret); - } - -long ssl2_callback_ctrl(SSL *s, int cmd, void (*fp)()) - { - return(0); - } - -long ssl2_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, char *parg) - { - return(0); - } - -long ssl2_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)()) - { - return(0); - } - -/* This function needs to check if the ciphers required are actually - * available */ -SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p) - { - static int init=1; - static SSL_CIPHER *sorted[SSL2_NUM_CIPHERS]; - SSL_CIPHER c,*cp= &c,**cpp; - unsigned long id; - int i; - - if (init) - { - CRYPTO_w_lock(CRYPTO_LOCK_SSL); - - for (i=0; i<SSL2_NUM_CIPHERS; i++) - sorted[i]= &(ssl2_ciphers[i]); - - qsort( (char *)sorted, - SSL2_NUM_CIPHERS,sizeof(SSL_CIPHER *), - FP_ICC ssl_cipher_ptr_id_cmp); - - CRYPTO_w_unlock(CRYPTO_LOCK_SSL); - init=0; - } - - id=0x02000000L|((unsigned long)p[0]<<16L)| - ((unsigned long)p[1]<<8L)|(unsigned long)p[2]; - c.id=id; - cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp, - (char *)sorted, - SSL2_NUM_CIPHERS,sizeof(SSL_CIPHER *), - FP_ICC ssl_cipher_ptr_id_cmp); - if ((cpp == NULL) || !(*cpp)->valid) - return(NULL); - else - return(*cpp); - } - -int ssl2_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p) - { - long l; - - if (p != NULL) - { - l=c->id; - if ((l & 0xff000000) != 0x02000000) return(0); - p[0]=((unsigned char)(l>>16L))&0xFF; - p[1]=((unsigned char)(l>> 8L))&0xFF; - p[2]=((unsigned char)(l ))&0xFF; - } - return(3); - } - -void ssl2_generate_key_material(SSL *s) - { - unsigned int i; - MD5_CTX ctx; - unsigned char *km; - unsigned char c='0'; - -#ifdef CHARSET_EBCDIC - c = os_toascii['0']; /* Must be an ASCII '0', not EBCDIC '0', - see SSLv2 docu */ -#endif - - km=s->s2->key_material; - die(s->s2->key_material_length <= sizeof s->s2->key_material); - for (i=0; i<s->s2->key_material_length; i+=MD5_DIGEST_LENGTH) - { - MD5_Init(&ctx); - - die(s->session->master_key_length >= 0 - && s->session->master_key_length - < sizeof s->session->master_key); - MD5_Update(&ctx,s->session->master_key,s->session->master_key_length); - MD5_Update(&ctx,&c,1); - c++; - MD5_Update(&ctx,s->s2->challenge,s->s2->challenge_length); - MD5_Update(&ctx,s->s2->conn_id,s->s2->conn_id_length); - MD5_Final(km,&ctx); - km+=MD5_DIGEST_LENGTH; - } - } - -void ssl2_return_error(SSL *s, int err) - { - if (!s->error) - { - s->error=3; - s->error_code=err; - - ssl2_write_error(s); - } - } - - -void ssl2_write_error(SSL *s) - { - unsigned char buf[3]; - int i,error; - - buf[0]=SSL2_MT_ERROR; - buf[1]=(s->error_code>>8)&0xff; - buf[2]=(s->error_code)&0xff; - -/* state=s->rwstate;*/ - error=s->error; - s->error=0; - die(error >= 0 && error <= 3); - i=ssl2_write(s,&(buf[3-error]),error); -/* if (i == error) s->rwstate=state; */ - - if (i < 0) - s->error=error; - else if (i != s->error) - s->error=error-i; - /* else - s->error=0; */ - } - -int ssl2_shutdown(SSL *s) - { - s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); - return(1); - } -#else /* !NO_SSL2 */ - -# if PEDANTIC -static void *dummy=&dummy; -# endif - -#endif |