26a3a48d65
like Malloc, Realloc and especially Free conflict with already existing names on some operating systems or other packages. That is reason enough to change the names of the OpenSSL memory allocation macros to something that has a better chance of being unique, like prepending them with OPENSSL_. This change includes all the name changes needed throughout all C files.
340 lines
9.4 KiB
C
340 lines
9.4 KiB
C
/* v3_sxnet.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/conf.h>
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#include <openssl/asn1.h>
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#include <openssl/asn1_mac.h>
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#include <openssl/x509v3.h>
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/* Support for Thawte strong extranet extension */
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#define SXNET_TEST
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static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out, int indent);
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#ifdef SXNET_TEST
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static SXNET * sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *nval);
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#endif
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X509V3_EXT_METHOD v3_sxnet = {
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NID_sxnet, X509V3_EXT_MULTILINE,
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(X509V3_EXT_NEW)SXNET_new,
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(X509V3_EXT_FREE)SXNET_free,
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(X509V3_EXT_D2I)d2i_SXNET,
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(X509V3_EXT_I2D)i2d_SXNET,
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NULL, NULL,
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NULL,
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#ifdef SXNET_TEST
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(X509V3_EXT_V2I)sxnet_v2i,
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#else
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NULL,
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#endif
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(X509V3_EXT_I2R)sxnet_i2r,
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NULL,
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NULL
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};
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int i2d_SXNET(SXNET *a, unsigned char **pp)
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{
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M_ASN1_I2D_vars(a);
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M_ASN1_I2D_len (a->version, i2d_ASN1_INTEGER);
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M_ASN1_I2D_len_SEQUENCE_type (SXNETID, a->ids, i2d_SXNETID);
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M_ASN1_I2D_seq_total();
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M_ASN1_I2D_put (a->version, i2d_ASN1_INTEGER);
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M_ASN1_I2D_put_SEQUENCE_type (SXNETID, a->ids, i2d_SXNETID);
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M_ASN1_I2D_finish();
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}
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SXNET *SXNET_new(void)
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{
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SXNET *ret=NULL;
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ASN1_CTX c;
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M_ASN1_New_Malloc(ret, SXNET);
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M_ASN1_New(ret->version,M_ASN1_INTEGER_new);
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M_ASN1_New(ret->ids,sk_SXNETID_new_null);
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return (ret);
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M_ASN1_New_Error(ASN1_F_SXNET_NEW);
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}
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SXNET *d2i_SXNET(SXNET **a, unsigned char **pp, long length)
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{
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M_ASN1_D2I_vars(a,SXNET *,SXNET_new);
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M_ASN1_D2I_Init();
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M_ASN1_D2I_start_sequence();
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M_ASN1_D2I_get (ret->version, d2i_ASN1_INTEGER);
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M_ASN1_D2I_get_seq_type (SXNETID, ret->ids, d2i_SXNETID, SXNETID_free);
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M_ASN1_D2I_Finish(a, SXNET_free, ASN1_F_D2I_SXNET);
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}
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void SXNET_free(SXNET *a)
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{
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if (a == NULL) return;
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M_ASN1_INTEGER_free(a->version);
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sk_SXNETID_pop_free(a->ids, SXNETID_free);
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OPENSSL_free (a);
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}
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int i2d_SXNETID(SXNETID *a, unsigned char **pp)
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{
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M_ASN1_I2D_vars(a);
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M_ASN1_I2D_len (a->zone, i2d_ASN1_INTEGER);
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M_ASN1_I2D_len (a->user, i2d_ASN1_OCTET_STRING);
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M_ASN1_I2D_seq_total();
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M_ASN1_I2D_put (a->zone, i2d_ASN1_INTEGER);
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M_ASN1_I2D_put (a->user, i2d_ASN1_OCTET_STRING);
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M_ASN1_I2D_finish();
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}
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SXNETID *SXNETID_new(void)
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{
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SXNETID *ret=NULL;
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ASN1_CTX c;
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M_ASN1_New_Malloc(ret, SXNETID);
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ret->zone = NULL;
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M_ASN1_New(ret->user,M_ASN1_OCTET_STRING_new);
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return (ret);
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M_ASN1_New_Error(ASN1_F_SXNETID_NEW);
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}
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SXNETID *d2i_SXNETID(SXNETID **a, unsigned char **pp, long length)
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{
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M_ASN1_D2I_vars(a,SXNETID *,SXNETID_new);
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M_ASN1_D2I_Init();
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M_ASN1_D2I_start_sequence();
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M_ASN1_D2I_get(ret->zone, d2i_ASN1_INTEGER);
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M_ASN1_D2I_get(ret->user, d2i_ASN1_OCTET_STRING);
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M_ASN1_D2I_Finish(a, SXNETID_free, ASN1_F_D2I_SXNETID);
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}
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void SXNETID_free(SXNETID *a)
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{
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if (a == NULL) return;
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M_ASN1_INTEGER_free(a->zone);
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M_ASN1_OCTET_STRING_free(a->user);
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OPENSSL_free (a);
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}
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static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out,
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int indent)
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{
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long v;
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char *tmp;
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SXNETID *id;
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int i;
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v = ASN1_INTEGER_get(sx->version);
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BIO_printf(out, "%*sVersion: %d (0x%X)", indent, "", v + 1, v);
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for(i = 0; i < sk_SXNETID_num(sx->ids); i++) {
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id = sk_SXNETID_value(sx->ids, i);
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tmp = i2s_ASN1_INTEGER(NULL, id->zone);
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BIO_printf(out, "\n%*sZone: %s, User: ", indent, "", tmp);
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OPENSSL_free(tmp);
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M_ASN1_OCTET_STRING_print(out, id->user);
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}
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return 1;
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}
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#ifdef SXNET_TEST
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/* NBB: this is used for testing only. It should *not* be used for anything
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* else because it will just take static IDs from the configuration file and
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* they should really be separate values for each user.
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*/
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static SXNET * sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
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STACK_OF(CONF_VALUE) *nval)
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{
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CONF_VALUE *cnf;
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SXNET *sx = NULL;
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int i;
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for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
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cnf = sk_CONF_VALUE_value(nval, i);
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if(!SXNET_add_id_asc(&sx, cnf->name, cnf->value, -1))
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return NULL;
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}
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return sx;
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}
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#endif
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/* Strong Extranet utility functions */
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/* Add an id given the zone as an ASCII number */
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int SXNET_add_id_asc(SXNET **psx, char *zone, char *user,
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int userlen)
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{
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ASN1_INTEGER *izone = NULL;
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if(!(izone = s2i_ASN1_INTEGER(NULL, zone))) {
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X509V3err(X509V3_F_SXNET_ADD_ASC,X509V3_R_ERROR_CONVERTING_ZONE);
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return 0;
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}
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return SXNET_add_id_INTEGER(psx, izone, user, userlen);
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}
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/* Add an id given the zone as an unsigned long */
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int SXNET_add_id_ulong(SXNET **psx, unsigned long lzone, char *user,
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int userlen)
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{
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ASN1_INTEGER *izone = NULL;
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if(!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) {
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X509V3err(X509V3_F_SXNET_ADD_ID_ULONG,ERR_R_MALLOC_FAILURE);
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M_ASN1_INTEGER_free(izone);
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return 0;
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}
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return SXNET_add_id_INTEGER(psx, izone, user, userlen);
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}
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/* Add an id given the zone as an ASN1_INTEGER.
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* Note this version uses the passed integer and doesn't make a copy so don't
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* free it up afterwards.
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*/
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int SXNET_add_id_INTEGER(SXNET **psx, ASN1_INTEGER *zone, char *user,
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int userlen)
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{
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SXNET *sx = NULL;
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SXNETID *id = NULL;
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if(!psx || !zone || !user) {
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X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_INVALID_NULL_ARGUMENT);
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return 0;
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}
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if(userlen == -1) userlen = strlen(user);
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if(userlen > 64) {
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X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_USER_TOO_LONG);
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return 0;
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}
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if(!*psx) {
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if(!(sx = SXNET_new())) goto err;
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if(!ASN1_INTEGER_set(sx->version, 0)) goto err;
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*psx = sx;
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} else sx = *psx;
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if(SXNET_get_id_INTEGER(sx, zone)) {
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X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_DUPLICATE_ZONE_ID);
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return 0;
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}
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if(!(id = SXNETID_new())) goto err;
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if(userlen == -1) userlen = strlen(user);
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if(!M_ASN1_OCTET_STRING_set(id->user, user, userlen)) goto err;
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if(!sk_SXNETID_push(sx->ids, id)) goto err;
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id->zone = zone;
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return 1;
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err:
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X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,ERR_R_MALLOC_FAILURE);
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SXNETID_free(id);
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SXNET_free(sx);
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*psx = NULL;
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return 0;
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}
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ASN1_OCTET_STRING *SXNET_get_id_asc(SXNET *sx, char *zone)
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{
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ASN1_INTEGER *izone = NULL;
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ASN1_OCTET_STRING *oct;
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if(!(izone = s2i_ASN1_INTEGER(NULL, zone))) {
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X509V3err(X509V3_F_SXNET_GET_ID_ASC,X509V3_R_ERROR_CONVERTING_ZONE);
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return NULL;
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}
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oct = SXNET_get_id_INTEGER(sx, izone);
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M_ASN1_INTEGER_free(izone);
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return oct;
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}
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ASN1_OCTET_STRING *SXNET_get_id_ulong(SXNET *sx, unsigned long lzone)
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{
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ASN1_INTEGER *izone = NULL;
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ASN1_OCTET_STRING *oct;
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if(!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) {
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X509V3err(X509V3_F_SXNET_GET_ID_ULONG,ERR_R_MALLOC_FAILURE);
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M_ASN1_INTEGER_free(izone);
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return NULL;
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}
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oct = SXNET_get_id_INTEGER(sx, izone);
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M_ASN1_INTEGER_free(izone);
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return oct;
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}
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ASN1_OCTET_STRING *SXNET_get_id_INTEGER(SXNET *sx, ASN1_INTEGER *zone)
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{
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SXNETID *id;
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int i;
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for(i = 0; i < sk_SXNETID_num(sx->ids); i++) {
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id = sk_SXNETID_value(sx->ids, i);
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if(!M_ASN1_INTEGER_cmp(id->zone, zone)) return id->user;
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}
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return NULL;
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}
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IMPLEMENT_STACK_OF(SXNETID)
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IMPLEMENT_ASN1_SET_OF(SXNETID)
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