diff options
Diffstat (limited to 'ssl/zz')
| -rw-r--r-- | ssl/zz | 402 |
1 files changed, 0 insertions, 402 deletions
diff --git a/ssl/zz b/ssl/zz deleted file mode 100644 index 47c570ec80..0000000000 --- a/ssl/zz +++ /dev/null @@ -1,402 +0,0 @@ -/* ssl/s23_srvr.c */ -/* Copyright (C) 1995-1997 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 <stdio.h> -#include "buffer.h" -#include "rand.h" -#include "objects.h" -#include "evp.h" -#include "ssl_locl.h" - -#define BREAK break - -#ifndef NOPROTO -int ssl23_get_client_hello(SSL *s); -#else -int ssl23_get_client_hello(); -#endif - -static SSL_METHOD *ssl23_get_server_method(ver) -int ver; - { - if (ver == 2) - return(SSLv2_server_method()); - else if (ver == 3) - return(SSLv3_server_method()); - else - return(NULL); - } - -SSL_METHOD *SSLv23_server_method() - { - static int init=1; - static SSL_METHOD SSLv23_server_data; - - if (init) - { - init=0; - memcpy((char *)&SSLv23_server_data, - (char *)sslv23_base_method(),sizeof(SSL_METHOD)); - SSLv23_server_data.ssl_accept=ssl23_accept; - SSLv23_server_data.get_ssl_method=ssl23_get_server_method; - } - return(&SSLv23_server_data); - } - -int ssl23_accept(s) -SSL *s; - { - BUF_MEM *buf; - unsigned long Time=time(NULL); - void (*cb)()=NULL; - int ret= -1; - int new_state,state; - - RAND_seed((unsigned char *)&Time,sizeof(Time)); - ERR_clear_error(); - errno=0; - - if (s->info_callback != NULL) - cb=s->info_callback; - else if (s->ctx->info_callback != NULL) - cb=s->ctx->info_callback; - - if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); - s->in_handshake++; - - for (;;) - { - state=s->state; - - switch(s->state) - { - case SSL_ST_BEFORE: - case SSL_ST_ACCEPT: - case SSL_ST_BEFORE|SSL_ST_ACCEPT: - case SSL_ST_OK|SSL_ST_ACCEPT: - - if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1); - - s->version=3; - s->type=SSL_ST_ACCEPT; - - if (s->init_buf == NULL) - { - if ((buf=BUF_MEM_new()) == NULL) - { - ret= -1; - goto end; - } - if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH)) - { - ret= -1; - goto end; - } - s->init_buf=buf; - } - - ssl3_init_finished_mac(s); - - s->state=SSL23_ST_SR_CLNT_HELLO_A; - s->ctx->sess_accept++; - s->init_num=0; - break; - - case SSL23_ST_SR_CLNT_HELLO_A: - case SSL23_ST_SR_CLNT_HELLO_B: - - s->shutdown=0; - ret=ssl23_get_client_hello(s); - if (ret >= 0) cb=NULL; - goto end; - break; - - default: - SSLerr(SSL_F_SSL23_ACCEPT,SSL_R_UNKNOWN_STATE); - ret= -1; - goto end; - /* break; */ - } - - if ((cb != NULL) && (s->state != state)) - { - new_state=s->state; - s->state=state; - cb(s,SSL_CB_ACCEPT_LOOP,1); - s->state=new_state; - } - } -end: - if (cb != NULL) - cb(s,SSL_CB_ACCEPT_EXIT,ret); - s->in_handshake--; - return(ret); - } - - -int ssl23_get_client_hello(s) -SSL *s; - { - char buf[8]; - unsigned char *p,*d,*dd; - unsigned int i; - unsigned int csl,sil,cl; - int n=0,j; - BIO *bbio; - int type=0; - - /* read the initial header */ - if (s->state == SSL23_ST_SR_CLNT_HELLO_A) - { - if (!ssl3_setup_buffers(s)) goto err; - - n=ssl23_read_bytes(s,7); - if (n != 7) return(n); - - p=s->packet; - - memcpy(buf,p,n); - - if ((p[0] & 0x80) && (p[2] == SSL2_MT_CLIENT_HELLO)) - { - /* SSLv2 header */ - if ((p[3] == 0x00) && (p[4] == 0x02)) - { - /* SSLv2 */ - type=1; - } - else if ((p[3] == SSL3_VERSION_MAJOR) && - (p[4] == SSL3_VERSION_MINOR)) - { - /* SSLv3 */ - s->state=SSL23_ST_SR_CLNT_HELLO_B; - } - } - else if ((p[0] == SSL3_RT_HANDSHAKE) && - (p[1] == SSL3_VERSION_MAJOR) && - (p[2] == SSL3_VERSION_MINOR) && - (p[5] == SSL3_MT_CLIENT_HELLO)) - { - /* true SSLv3 */ - type=3; - } - } - - if (s->state == SSL23_ST_SR_CLNT_HELLO_B) - { - /* we have a SSLv3 in a SSLv2 header */ - type=2; - p=s->packet; - n=((p[0]&0x7f)<<8)|p[1]; - if (n > (1024*4)) - { - SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_RECORD_TOO_LARGE); - goto err; - } - - j=ssl23_read_bytes(s,n+2); - if (j <= 0) return(j); - - ssl3_finish_mac(s,&(s->packet[2]),s->packet_length-2); - - p=s->packet; - p+=5; - n2s(p,csl); - n2s(p,sil); - n2s(p,cl); - d=(unsigned char *)s->init_buf->data; - if ((csl+sil+cl+11) != s->packet_length) - { - SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_RECORD_LENGTH_MISMATCH); - goto err; - } - - *(d++)=SSL3_VERSION_MAJOR; - *(d++)=SSL3_VERSION_MINOR; - - /* lets populate the random area */ - /* get the chalenge_length */ - i=(cl > SSL3_RANDOM_SIZE)?SSL3_RANDOM_SIZE:cl; - memset(d,0,SSL3_RANDOM_SIZE); - memcpy(&(d[SSL3_RANDOM_SIZE-i]),&(p[csl+sil]),i); - d+=SSL3_RANDOM_SIZE; - - /* no session-id reuse */ - *(d++)=0; - - /* ciphers */ - j=0; - dd=d; - d+=2; - for (i=0; i<csl; i+=3) - { - if (p[i] != 0) continue; - *(d++)=p[i+1]; - *(d++)=p[i+2]; - j+=2; - } - s2n(j,dd); - - /* compression */ - *(d++)=1; - *(d++)=0; - - i=(d-(unsigned char *)s->init_buf->data); - - /* get the data reused from the init_buf */ - s->s3->tmp.reuse_message=1; - s->s3->tmp.message_type=SSL3_MT_CLIENT_HELLO; - s->s3->tmp.message_size=i; - } - - if (type == 1) - { - /* we are talking sslv2 */ - /* we need to clean up the SSLv3 setup and put in the - * sslv2 stuff. */ - - if (s->s2 == NULL) - { - if (!ssl2_new(s)) - goto err; - } - else - ssl2_clear(s); - - if (s->s3 != NULL) ssl3_free(s); - - if (!BUF_MEM_grow(s->init_buf, - SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER)) - { - goto err; - } - - s->state=SSL2_ST_GET_CLIENT_HELLO_A; - if (s->ctx->options & SSL_OP_MSIE_SSLV2_RSA_PADDING) - s->s2->ssl2_rollback=0; - else - s->s2->ssl2_rollback=1; - - /* setup the 5 bytes we have read so we get them from - * the sslv2 buffer */ - s->rstate=SSL_ST_READ_HEADER; - s->packet_length=n; - s->packet= &(s->s2->rbuf[0]); - memcpy(s->packet,buf,n); - s->s2->rbuf_left=n; - s->s2->rbuf_offs=0; - - s->method=SSLv2_server_method(); - s->handshake_func=s->method->ssl_accept; - } - - if ((type == 2) || (type == 3)) - { - /* we have sslv3 */ - - if (s->bbio == NULL) - { - bbio=BIO_new(BIO_f_buffer()); - if (bbio == NULL) - goto err; - s->bbio=bbio; - } - else - bbio=s->bbio; - BIO_reset(bbio); - if (!BIO_set_write_buffer_size(bbio,16*1024)) - goto err; - s->wbio=BIO_push(bbio,s->wbio); - - /* we are in this state */ - s->state=SSL3_ST_SR_CLNT_HELLO_A; - - if (type == 3) - { - /* put the 'n' bytes we have read into the input buffer - * for SSLv3 */ - s->rstate=SSL_ST_READ_HEADER; - s->packet_length=n; - s->packet= &(s->s3->rbuf.buf[0]); - memcpy(s->packet,buf,n); - s->s3->rbuf.left=n; - s->s3->rbuf.offset=0; - } - else - { - s->packet_length=0; - s->s3->rbuf.left=0; - s->s3->rbuf.offset=0; - } - - s->method=SSLv3_server_method(); - s->handshake_func=s->method->ssl_accept; - } - - if ((type < 1) || (type > 3)) - { - /* bad, very bad */ - SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_UNKNOWN_PROTOCOL); - goto err; - } - s->init_num=0; - return(SSL_accept(s)); -err: - return(-1); - } - |