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openssl/crypto/x509v3/v3_ocsp.c
Dr. Stephen Henson 4a0d3530e0 Update from HEAD.
2007-01-21 13:16:49 +00:00

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/* v3_ocsp.c */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* 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 above 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 acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#ifndef OPENSSL_NO_OCSP
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/conf.h>
#include <openssl/asn1.h>
#include <openssl/ocsp.h>
#include <openssl/x509v3.h>
/* OCSP extensions and a couple of CRL entry extensions
*/
static int i2r_ocsp_crlid(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent);
static int i2r_ocsp_acutoff(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent);
static int i2r_object(X509V3_EXT_METHOD *method, void *obj, BIO *out, int indent);
static void *ocsp_nonce_new(void);
static int i2d_ocsp_nonce(void *a, unsigned char **pp);
static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length);
static void ocsp_nonce_free(void *a);
static int i2r_ocsp_nonce(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent);
static int i2r_ocsp_nocheck(X509V3_EXT_METHOD *method, void *nocheck, BIO *out, int indent);
static void *s2i_ocsp_nocheck(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str);
static int i2r_ocsp_serviceloc(X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind);
const X509V3_EXT_METHOD v3_ocsp_crlid = {
NID_id_pkix_OCSP_CrlID, 0, ASN1_ITEM_ref(OCSP_CRLID),
0,0,0,0,
0,0,
0,0,
i2r_ocsp_crlid,0,
NULL
};
const X509V3_EXT_METHOD v3_ocsp_acutoff = {
NID_id_pkix_OCSP_archiveCutoff, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
0,0,0,0,
0,0,
0,0,
i2r_ocsp_acutoff,0,
NULL
};
const X509V3_EXT_METHOD v3_crl_invdate = {
NID_invalidity_date, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
0,0,0,0,
0,0,
0,0,
i2r_ocsp_acutoff,0,
NULL
};
const X509V3_EXT_METHOD v3_crl_hold = {
NID_hold_instruction_code, 0, ASN1_ITEM_ref(ASN1_OBJECT),
0,0,0,0,
0,0,
0,0,
i2r_object,0,
NULL
};
const X509V3_EXT_METHOD v3_ocsp_nonce = {
NID_id_pkix_OCSP_Nonce, 0, NULL,
ocsp_nonce_new,
ocsp_nonce_free,
d2i_ocsp_nonce,
i2d_ocsp_nonce,
0,0,
0,0,
i2r_ocsp_nonce,0,
NULL
};
const X509V3_EXT_METHOD v3_ocsp_nocheck = {
NID_id_pkix_OCSP_noCheck, 0, ASN1_ITEM_ref(ASN1_NULL),
0,0,0,0,
0,s2i_ocsp_nocheck,
0,0,
i2r_ocsp_nocheck,0,
NULL
};
const X509V3_EXT_METHOD v3_ocsp_serviceloc = {
NID_id_pkix_OCSP_serviceLocator, 0, ASN1_ITEM_ref(OCSP_SERVICELOC),
0,0,0,0,
0,0,
0,0,
i2r_ocsp_serviceloc,0,
NULL
};
static int i2r_ocsp_crlid(X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind)
{
OCSP_CRLID *a = in;
if (a->crlUrl)
{
if (!BIO_printf(bp, "%*scrlUrl: ", ind, "")) goto err;
if (!ASN1_STRING_print(bp, (ASN1_STRING*)a->crlUrl)) goto err;
if (!BIO_write(bp, "\n", 1)) goto err;
}
if (a->crlNum)
{
if (!BIO_printf(bp, "%*scrlNum: ", ind, "")) goto err;
if (!i2a_ASN1_INTEGER(bp, a->crlNum)) goto err;
if (!BIO_write(bp, "\n", 1)) goto err;
}
if (a->crlTime)
{
if (!BIO_printf(bp, "%*scrlTime: ", ind, "")) goto err;
if (!ASN1_GENERALIZEDTIME_print(bp, a->crlTime)) goto err;
if (!BIO_write(bp, "\n", 1)) goto err;
}
return 1;
err:
return 0;
}
static int i2r_ocsp_acutoff(X509V3_EXT_METHOD *method, void *cutoff, BIO *bp, int ind)
{
if (!BIO_printf(bp, "%*s", ind, "")) return 0;
if(!ASN1_GENERALIZEDTIME_print(bp, cutoff)) return 0;
return 1;
}
static int i2r_object(X509V3_EXT_METHOD *method, void *oid, BIO *bp, int ind)
{
if (!BIO_printf(bp, "%*s", ind, "")) return 0;
if(!i2a_ASN1_OBJECT(bp, oid)) return 0;
return 1;
}
/* OCSP nonce. This is needs special treatment because it doesn't have
* an ASN1 encoding at all: it just contains arbitrary data.
*/
static void *ocsp_nonce_new(void)
{
return ASN1_OCTET_STRING_new();
}
static int i2d_ocsp_nonce(void *a, unsigned char **pp)
{
ASN1_OCTET_STRING *os = a;
if(pp) {
memcpy(*pp, os->data, os->length);
*pp += os->length;
}
return os->length;
}
static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length)
{
ASN1_OCTET_STRING *os, **pos;
pos = a;
if(!pos || !*pos) os = ASN1_OCTET_STRING_new();
else os = *pos;
if(!ASN1_OCTET_STRING_set(os, *pp, length)) goto err;
*pp += length;
if(pos) *pos = os;
return os;
err:
if(os && (!pos || (*pos != os))) M_ASN1_OCTET_STRING_free(os);
OCSPerr(OCSP_F_D2I_OCSP_NONCE, ERR_R_MALLOC_FAILURE);
return NULL;
}
static void ocsp_nonce_free(void *a)
{
M_ASN1_OCTET_STRING_free(a);
}
static int i2r_ocsp_nonce(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent)
{
if(BIO_printf(out, "%*s", indent, "") <= 0) return 0;
if(i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 0) return 0;
return 1;
}
/* Nocheck is just a single NULL. Don't print anything and always set it */
static int i2r_ocsp_nocheck(X509V3_EXT_METHOD *method, void *nocheck, BIO *out, int indent)
{
return 1;
}
static void *s2i_ocsp_nocheck(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str)
{
return ASN1_NULL_new();
}
static int i2r_ocsp_serviceloc(X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind)
{
int i;
OCSP_SERVICELOC *a = in;
ACCESS_DESCRIPTION *ad;
if (BIO_printf(bp, "%*sIssuer: ", ind, "") <= 0) goto err;
if (X509_NAME_print_ex(bp, a->issuer, 0, XN_FLAG_ONELINE) <= 0) goto err;
for (i = 0; i < sk_ACCESS_DESCRIPTION_num(a->locator); i++)
{
ad = sk_ACCESS_DESCRIPTION_value(a->locator,i);
if (BIO_printf(bp, "\n%*s", (2*ind), "") <= 0)
goto err;
if(i2a_ASN1_OBJECT(bp, ad->method) <= 0) goto err;
if(BIO_puts(bp, " - ") <= 0) goto err;
if(GENERAL_NAME_print(bp, ad->location) <= 0) goto err;
}
return 1;
err:
return 0;
}
#endif
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