diff options
Diffstat (limited to 'ssl/ssl_asn1.c')
-rw-r--r-- | ssl/ssl_asn1.c | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/ssl/ssl_asn1.c b/ssl/ssl_asn1.c deleted file mode 100644 index fa6456e4f5..0000000000 --- a/ssl/ssl_asn1.c +++ /dev/null @@ -1,349 +0,0 @@ -/* ssl/ssl_asn1.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 <stdio.h> -#include <stdlib.h> -#include <openssl/asn1_mac.h> -#include <openssl/objects.h> -#include <openssl/x509.h> -#include "ssl_locl.h" - -typedef struct ssl_session_asn1_st - { - ASN1_INTEGER version; - ASN1_INTEGER ssl_version; - ASN1_OCTET_STRING cipher; - ASN1_OCTET_STRING master_key; - ASN1_OCTET_STRING session_id; - ASN1_OCTET_STRING session_id_context; - ASN1_OCTET_STRING key_arg; - ASN1_INTEGER time; - ASN1_INTEGER timeout; - ASN1_INTEGER verify_result; - } SSL_SESSION_ASN1; - -int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp) - { -#define LSIZE2 (sizeof(long)*2) - int v1=0,v2=0,v3=0,v4=0,v5=0; - unsigned char buf[4],ibuf1[LSIZE2],ibuf2[LSIZE2]; - unsigned char ibuf3[LSIZE2],ibuf4[LSIZE2],ibuf5[LSIZE2]; - long l; - SSL_SESSION_ASN1 a; - M_ASN1_I2D_vars(in); - - if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0))) - return(0); - - /* Note that I cheat in the following 2 assignments. I know - * that if the ASN1_INTEGER passed to ASN1_INTEGER_set - * is > sizeof(long)+1, the buffer will not be re-OPENSSL_malloc()ed. - * This is a bit evil but makes things simple, no dynamic allocation - * to clean up :-) */ - a.version.length=LSIZE2; - a.version.type=V_ASN1_INTEGER; - a.version.data=ibuf1; - ASN1_INTEGER_set(&(a.version),SSL_SESSION_ASN1_VERSION); - - a.ssl_version.length=LSIZE2; - a.ssl_version.type=V_ASN1_INTEGER; - a.ssl_version.data=ibuf2; - ASN1_INTEGER_set(&(a.ssl_version),in->ssl_version); - - a.cipher.type=V_ASN1_OCTET_STRING; - a.cipher.data=buf; - - if (in->cipher == NULL) - l=in->cipher_id; - else - l=in->cipher->id; - if (in->ssl_version == SSL2_VERSION) - { - a.cipher.length=3; - buf[0]=((unsigned char)(l>>16L))&0xff; - buf[1]=((unsigned char)(l>> 8L))&0xff; - buf[2]=((unsigned char)(l ))&0xff; - } - else - { - a.cipher.length=2; - buf[0]=((unsigned char)(l>>8L))&0xff; - buf[1]=((unsigned char)(l ))&0xff; - } - - a.master_key.length=in->master_key_length; - a.master_key.type=V_ASN1_OCTET_STRING; - a.master_key.data=in->master_key; - - a.session_id.length=in->session_id_length; - a.session_id.type=V_ASN1_OCTET_STRING; - a.session_id.data=in->session_id; - - a.session_id_context.length=in->sid_ctx_length; - a.session_id_context.type=V_ASN1_OCTET_STRING; - a.session_id_context.data=in->sid_ctx; - - a.key_arg.length=in->key_arg_length; - a.key_arg.type=V_ASN1_OCTET_STRING; - a.key_arg.data=in->key_arg; - - if (in->time != 0L) - { - a.time.length=LSIZE2; - a.time.type=V_ASN1_INTEGER; - a.time.data=ibuf3; - ASN1_INTEGER_set(&(a.time),in->time); - } - - if (in->timeout != 0L) - { - a.timeout.length=LSIZE2; - a.timeout.type=V_ASN1_INTEGER; - a.timeout.data=ibuf4; - ASN1_INTEGER_set(&(a.timeout),in->timeout); - } - - if (in->verify_result != X509_V_OK) - { - a.verify_result.length=LSIZE2; - a.verify_result.type=V_ASN1_INTEGER; - a.verify_result.data=ibuf5; - ASN1_INTEGER_set(&a.verify_result,in->verify_result); - } - - M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER); - M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER); - M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING); - if (in->key_arg_length > 0) - M_ASN1_I2D_len_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING); - if (in->time != 0L) - M_ASN1_I2D_len_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1); - if (in->timeout != 0L) - M_ASN1_I2D_len_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2); - if (in->peer != NULL) - M_ASN1_I2D_len_EXP_opt(in->peer,i2d_X509,3,v3); - M_ASN1_I2D_len_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4,v4); - if (in->verify_result != X509_V_OK) - M_ASN1_I2D_len_EXP_opt(&(a.verify_result),i2d_ASN1_INTEGER,5,v5); - - M_ASN1_I2D_seq_total(); - - M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER); - M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER); - M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING); - M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING); - if (in->key_arg_length > 0) - M_ASN1_I2D_put_IMP_opt(&(a.key_arg),i2d_ASN1_OCTET_STRING,0); - if (in->time != 0L) - M_ASN1_I2D_put_EXP_opt(&(a.time),i2d_ASN1_INTEGER,1,v1); - if (in->timeout != 0L) - M_ASN1_I2D_put_EXP_opt(&(a.timeout),i2d_ASN1_INTEGER,2,v2); - if (in->peer != NULL) - M_ASN1_I2D_put_EXP_opt(in->peer,i2d_X509,3,v3); - M_ASN1_I2D_put_EXP_opt(&a.session_id_context,i2d_ASN1_OCTET_STRING,4, - v4); - if (in->verify_result != X509_V_OK) - M_ASN1_I2D_put_EXP_opt(&a.verify_result,i2d_ASN1_INTEGER,5,v5); - M_ASN1_I2D_finish(); - } - -SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, unsigned char **pp, - long length) - { - int version,ssl_version=0,i; - long id; - ASN1_INTEGER ai,*aip; - ASN1_OCTET_STRING os,*osp; - M_ASN1_D2I_vars(a,SSL_SESSION *,SSL_SESSION_new); - - aip= &ai; - osp= &os; - - M_ASN1_D2I_Init(); - M_ASN1_D2I_start_sequence(); - - ai.data=NULL; ai.length=0; - M_ASN1_D2I_get(aip,d2i_ASN1_INTEGER); - version=(int)ASN1_INTEGER_get(aip); - if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; } - - /* we don't care about the version right now :-) */ - M_ASN1_D2I_get(aip,d2i_ASN1_INTEGER); - ssl_version=(int)ASN1_INTEGER_get(aip); - ret->ssl_version=ssl_version; - if (ai.data != NULL) { OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; } - - os.data=NULL; os.length=0; - M_ASN1_D2I_get(osp,d2i_ASN1_OCTET_STRING); - if (ssl_version == SSL2_VERSION) - { - if (os.length != 3) - { - c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH; - goto err; - } - id=0x02000000L| - ((unsigned long)os.data[0]<<16L)| - ((unsigned long)os.data[1]<< 8L)| - (unsigned long)os.data[2]; - } - else if ((ssl_version>>8) == 3) - { - if (os.length != 2) - { - c.error=SSL_R_CIPHER_CODE_WRONG_LENGTH; - goto err; - } - id=0x03000000L| - ((unsigned long)os.data[0]<<8L)| - (unsigned long)os.data[1]; - } - else - { - SSLerr(SSL_F_D2I_SSL_SESSION,SSL_R_UNKNOWN_SSL_VERSION); - return(NULL); - } - - ret->cipher=NULL; - ret->cipher_id=id; - - M_ASN1_D2I_get(osp,d2i_ASN1_OCTET_STRING); - if ((ssl_version>>8) == SSL3_VERSION) - i=SSL3_MAX_SSL_SESSION_ID_LENGTH; - else /* if (ssl_version == SSL2_VERSION) */ - i=SSL2_MAX_SSL_SESSION_ID_LENGTH; - - if (os.length > i) - os.length=i; - - ret->session_id_length=os.length; - memcpy(ret->session_id,os.data,os.length); - - M_ASN1_D2I_get(osp,d2i_ASN1_OCTET_STRING); - if (ret->master_key_length > SSL_MAX_MASTER_KEY_LENGTH) - ret->master_key_length=SSL_MAX_MASTER_KEY_LENGTH; - else - ret->master_key_length=os.length; - memcpy(ret->master_key,os.data,ret->master_key_length); - - os.length=0; - M_ASN1_D2I_get_IMP_opt(osp,d2i_ASN1_OCTET_STRING,0,V_ASN1_OCTET_STRING); - if (os.length > SSL_MAX_KEY_ARG_LENGTH) - ret->key_arg_length=SSL_MAX_KEY_ARG_LENGTH; - else - ret->key_arg_length=os.length; - memcpy(ret->key_arg,os.data,ret->key_arg_length); - if (os.data != NULL) OPENSSL_free(os.data); - - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,1); - if (ai.data != NULL) - { - ret->time=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else - ret->time=time(NULL); - - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,2); - if (ai.data != NULL) - { - ret->timeout=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else - ret->timeout=3; - - if (ret->peer != NULL) - { - X509_free(ret->peer); - ret->peer=NULL; - } - M_ASN1_D2I_get_EXP_opt(ret->peer,d2i_X509,3); - - os.length=0; - os.data=NULL; - M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,4); - - if(os.data != NULL) - { - if (os.length > SSL_MAX_SID_CTX_LENGTH) - SSLerr(SSL_F_D2I_SSL_SESSION,SSL_R_BAD_LENGTH); - ret->sid_ctx_length=os.length; - memcpy(ret->sid_ctx,os.data,os.length); - OPENSSL_free(os.data); os.data=NULL; os.length=0; - } - else - ret->sid_ctx_length=0; - - ai.length=0; - M_ASN1_D2I_get_EXP_opt(aip,d2i_ASN1_INTEGER,5); - if (ai.data != NULL) - { - ret->verify_result=ASN1_INTEGER_get(aip); - OPENSSL_free(ai.data); ai.data=NULL; ai.length=0; - } - else - ret->verify_result=X509_V_OK; - - M_ASN1_D2I_Finish(a,SSL_SESSION_free,SSL_F_D2I_SSL_SESSION); - } |