-/* crypto/asn1/x_algor.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/* x_algor.c */
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2000.
+ */
+/* ====================================================================
+ * Copyright (c) 2000 The OpenSSL Project. 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
+ *
+ * 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 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.]
+ * 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).
+ *
*/
-#include <stdio.h>
-#include "cryptlib.h"
-#include <openssl/asn1_mac.h>
+#include <stddef.h>
#include <openssl/x509.h>
+#include <openssl/asn1.h>
+#include <openssl/asn1t.h>
+
+ASN1_SEQUENCE(X509_ALGOR) = {
+ ASN1_SIMPLE(X509_ALGOR, algorithm, ASN1_OBJECT),
+ ASN1_OPT(X509_ALGOR, parameter, ASN1_ANY)
+} ASN1_SEQUENCE_END(X509_ALGOR)
-int i2d_X509_ALGOR(X509_ALGOR *a, unsigned char **pp)
- {
- M_ASN1_I2D_vars(a);
+ASN1_ITEM_TEMPLATE(X509_ALGORS) =
+ ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, algorithms, X509_ALGOR)
+ASN1_ITEM_TEMPLATE_END(X509_ALGORS)
- M_ASN1_I2D_len(a->algorithm,i2d_ASN1_OBJECT);
- if (a->parameter != NULL)
- { M_ASN1_I2D_len(a->parameter,i2d_ASN1_TYPE); }
+IMPLEMENT_ASN1_FUNCTIONS(X509_ALGOR)
+IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(X509_ALGORS, X509_ALGORS, X509_ALGORS)
+IMPLEMENT_ASN1_DUP_FUNCTION(X509_ALGOR)
- M_ASN1_I2D_seq_total();
- M_ASN1_I2D_put(a->algorithm,i2d_ASN1_OBJECT);
- if (a->parameter != NULL)
- { M_ASN1_I2D_put(a->parameter,i2d_ASN1_TYPE); }
+int X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype, void *pval)
+{
+ if (!alg)
+ return 0;
+ if (ptype != V_ASN1_UNDEF) {
+ if (alg->parameter == NULL)
+ alg->parameter = ASN1_TYPE_new();
+ if (alg->parameter == NULL)
+ return 0;
+ }
+ if (alg) {
+ ASN1_OBJECT_free(alg->algorithm);
+ alg->algorithm = aobj;
+ }
+ if (ptype == 0)
+ return 1;
+ if (ptype == V_ASN1_UNDEF) {
+ if (alg->parameter) {
+ ASN1_TYPE_free(alg->parameter);
+ alg->parameter = NULL;
+ }
+ } else
+ ASN1_TYPE_set(alg->parameter, ptype, pval);
+ return 1;
+}
- M_ASN1_I2D_finish();
- }
+void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, void **ppval,
+ X509_ALGOR *algor)
+{
+ if (paobj)
+ *paobj = algor->algorithm;
+ if (pptype) {
+ if (algor->parameter == NULL) {
+ *pptype = V_ASN1_UNDEF;
+ return;
+ } else
+ *pptype = algor->parameter->type;
+ if (ppval)
+ *ppval = algor->parameter->value.ptr;
+ }
+}
-X509_ALGOR *d2i_X509_ALGOR(X509_ALGOR **a, unsigned char **pp, long length)
- {
- M_ASN1_D2I_vars(a,X509_ALGOR *,X509_ALGOR_new);
+/* Set up an X509_ALGOR DigestAlgorithmIdentifier from an EVP_MD */
- M_ASN1_D2I_Init();
- M_ASN1_D2I_start_sequence();
- M_ASN1_D2I_get(ret->algorithm,d2i_ASN1_OBJECT);
- if (!M_ASN1_D2I_end_sequence())
- { M_ASN1_D2I_get(ret->parameter,d2i_ASN1_TYPE); }
- else
- {
- ASN1_TYPE_free(ret->parameter);
- ret->parameter=NULL;
- }
- M_ASN1_D2I_Finish(a,X509_ALGOR_free,ASN1_F_D2I_X509_ALGOR);
- }
+void X509_ALGOR_set_md(X509_ALGOR *alg, const EVP_MD *md)
+{
+ int param_type;
-X509_ALGOR *X509_ALGOR_new(void)
- {
- X509_ALGOR *ret=NULL;
- ASN1_CTX c;
+ if (md->flags & EVP_MD_FLAG_DIGALGID_ABSENT)
+ param_type = V_ASN1_UNDEF;
+ else
+ param_type = V_ASN1_NULL;
- M_ASN1_New_Malloc(ret,X509_ALGOR);
- ret->algorithm=OBJ_nid2obj(NID_undef);
- ret->parameter=NULL;
- return(ret);
- M_ASN1_New_Error(ASN1_F_X509_ALGOR_NEW);
- }
+ X509_ALGOR_set0(alg, OBJ_nid2obj(EVP_MD_type(md)), param_type, NULL);
-void X509_ALGOR_free(X509_ALGOR *a)
- {
- if (a == NULL) return;
- ASN1_OBJECT_free(a->algorithm);
- ASN1_TYPE_free(a->parameter);
- Free(a);
- }
+}
-IMPLEMENT_STACK_OF(X509_ALGOR)
-IMPLEMENT_ASN1_SET_OF(X509_ALGOR)
+int X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b)
+{
+ int rv;
+ rv = OBJ_cmp(a->algorithm, b->algorithm);
+ if (rv)
+ return rv;
+ if (!a->parameter && !b->parameter)
+ return 0;
+ return ASN1_TYPE_cmp(a->parameter, b->parameter);
+}