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authorBob Beck <beck@cvs.openbsd.org>1999-09-29 04:37:45 +0000
committerBob Beck <beck@cvs.openbsd.org>1999-09-29 04:37:45 +0000
commit30902ef04e4a800063b5f4afdbf1732ad34aa6b3 (patch)
tree1521f29ad032f1ab16a7838557a8c1e28f1414e1 /lib/libcrypto/x509v3/v3_akey.c
parent68e1384c87c6264544ffca6394cdb172d13acde7 (diff)
import openssl-0.9.7-beta1
Diffstat (limited to 'lib/libcrypto/x509v3/v3_akey.c')
-rw-r--r--lib/libcrypto/x509v3/v3_akey.c249
1 files changed, 249 insertions, 0 deletions
diff --git a/lib/libcrypto/x509v3/v3_akey.c b/lib/libcrypto/x509v3/v3_akey.c
new file mode 100644
index 00000000000..4099e6019e3
--- /dev/null
+++ b/lib/libcrypto/x509v3/v3_akey.c
@@ -0,0 +1,249 @@
+/* v3_akey.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).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/conf.h>
+#include <openssl/asn1.h>
+#include <openssl/asn1_mac.h>
+#include <openssl/x509v3.h>
+
+static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+ AUTHORITY_KEYID *akeyid, STACK_OF(CONF_VALUE) *extlist);
+static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values);
+
+X509V3_EXT_METHOD v3_akey_id = {
+NID_authority_key_identifier, X509V3_EXT_MULTILINE,
+(X509V3_EXT_NEW)AUTHORITY_KEYID_new,
+(X509V3_EXT_FREE)AUTHORITY_KEYID_free,
+(X509V3_EXT_D2I)d2i_AUTHORITY_KEYID,
+(X509V3_EXT_I2D)i2d_AUTHORITY_KEYID,
+NULL, NULL,
+(X509V3_EXT_I2V)i2v_AUTHORITY_KEYID,
+(X509V3_EXT_V2I)v2i_AUTHORITY_KEYID,
+NULL,NULL,
+NULL
+};
+
+
+int i2d_AUTHORITY_KEYID(AUTHORITY_KEYID *a, unsigned char **pp)
+{
+ M_ASN1_I2D_vars(a);
+
+ M_ASN1_I2D_len_IMP_opt (a->keyid, i2d_ASN1_OCTET_STRING);
+ M_ASN1_I2D_len_IMP_opt (a->issuer, i2d_GENERAL_NAMES);
+ M_ASN1_I2D_len_IMP_opt (a->serial, i2d_ASN1_INTEGER);
+
+ M_ASN1_I2D_seq_total();
+
+ M_ASN1_I2D_put_IMP_opt (a->keyid, i2d_ASN1_OCTET_STRING, 0);
+ M_ASN1_I2D_put_IMP_opt (a->issuer, i2d_GENERAL_NAMES, 1);
+ M_ASN1_I2D_put_IMP_opt (a->serial, i2d_ASN1_INTEGER, 2);
+
+ M_ASN1_I2D_finish();
+}
+
+AUTHORITY_KEYID *AUTHORITY_KEYID_new(void)
+{
+ AUTHORITY_KEYID *ret=NULL;
+ ASN1_CTX c;
+ M_ASN1_New_Malloc(ret, AUTHORITY_KEYID);
+ ret->keyid = NULL;
+ ret->issuer = NULL;
+ ret->serial = NULL;
+ return (ret);
+ M_ASN1_New_Error(ASN1_F_AUTHORITY_KEYID_NEW);
+}
+
+AUTHORITY_KEYID *d2i_AUTHORITY_KEYID(AUTHORITY_KEYID **a, unsigned char **pp,
+ long length)
+{
+ M_ASN1_D2I_vars(a,AUTHORITY_KEYID *,AUTHORITY_KEYID_new);
+ M_ASN1_D2I_Init();
+ M_ASN1_D2I_start_sequence();
+ M_ASN1_D2I_get_IMP_opt (ret->keyid, d2i_ASN1_OCTET_STRING, 0,
+ V_ASN1_OCTET_STRING);
+ M_ASN1_D2I_get_IMP_opt (ret->issuer, d2i_GENERAL_NAMES, 1,
+ V_ASN1_SEQUENCE);
+ M_ASN1_D2I_get_IMP_opt (ret->serial, d2i_ASN1_INTEGER, 2,
+ V_ASN1_INTEGER);
+ M_ASN1_D2I_Finish(a, AUTHORITY_KEYID_free, ASN1_F_D2I_AUTHORITY_KEYID);
+}
+
+void AUTHORITY_KEYID_free(AUTHORITY_KEYID *a)
+{
+ if (a == NULL) return;
+ ASN1_OCTET_STRING_free(a->keyid);
+ sk_GENERAL_NAME_pop_free(a->issuer, GENERAL_NAME_free);
+ ASN1_INTEGER_free (a->serial);
+ Free ((char *)a);
+}
+
+static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+ AUTHORITY_KEYID *akeyid, STACK_OF(CONF_VALUE) *extlist)
+{
+ char *tmp;
+ if(akeyid->keyid) {
+ tmp = hex_to_string(akeyid->keyid->data, akeyid->keyid->length);
+ X509V3_add_value("keyid", tmp, &extlist);
+ Free(tmp);
+ }
+ if(akeyid->issuer)
+ extlist = i2v_GENERAL_NAMES(NULL, akeyid->issuer, extlist);
+ if(akeyid->serial) {
+ tmp = hex_to_string(akeyid->serial->data,
+ akeyid->serial->length);
+ X509V3_add_value("serial", tmp, &extlist);
+ Free(tmp);
+ }
+ return extlist;
+}
+
+/* Currently two options:
+ * keyid: use the issuers subject keyid, the value 'always' means its is
+ * an error if the issuer certificate doesn't have a key id.
+ * issuer: use the issuers cert issuer and serial number. The default is
+ * to only use this if keyid is not present. With the option 'always'
+ * this is always included.
+ */
+
+static AUTHORITY_KEYID *v2i_AUTHORITY_KEYID(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values)
+{
+char keyid=0, issuer=0;
+int i;
+CONF_VALUE *cnf;
+ASN1_OCTET_STRING *ikeyid = NULL;
+X509_NAME *isname = NULL;
+STACK_OF(GENERAL_NAME) * gens = NULL;
+GENERAL_NAME *gen = NULL;
+ASN1_INTEGER *serial = NULL;
+X509_EXTENSION *ext;
+X509 *cert;
+AUTHORITY_KEYID *akeyid;
+for(i = 0; i < sk_CONF_VALUE_num(values); i++) {
+ cnf = sk_CONF_VALUE_value(values, i);
+ if(!strcmp(cnf->name, "keyid")) {
+ keyid = 1;
+ if(cnf->value && !strcmp(cnf->value, "always")) keyid = 2;
+ } else if(!strcmp(cnf->name, "issuer")) {
+ issuer = 1;
+ if(cnf->value && !strcmp(cnf->value, "always")) issuer = 2;
+ } else {
+ X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_UNKNOWN_OPTION);
+ ERR_add_error_data(2, "name=", cnf->name);
+ return NULL;
+ }
+}
+
+
+
+if(!ctx || !ctx->issuer_cert) {
+ if(ctx && (ctx->flags==CTX_TEST)) return AUTHORITY_KEYID_new();
+ X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_NO_ISSUER_CERTIFICATE);
+ return NULL;
+}
+
+cert = ctx->issuer_cert;
+
+if(keyid) {
+ i = X509_get_ext_by_NID(cert, NID_subject_key_identifier, -1);
+ if((i >= 0) && (ext = X509_get_ext(cert, i)))
+ ikeyid = X509V3_EXT_d2i(ext);
+ if(keyid==2 && !ikeyid) {
+ X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_UNABLE_TO_GET_ISSUER_KEYID);
+ return NULL;
+ }
+}
+
+if((issuer && !ikeyid) || (issuer == 2)) {
+ isname = X509_NAME_dup(X509_get_issuer_name(cert));
+ serial = ASN1_INTEGER_dup(X509_get_serialNumber(cert));
+ if(!isname || !serial) {
+ X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,X509V3_R_UNABLE_TO_GET_ISSUER_DETAILS);
+ goto err;
+ }
+}
+
+if(!(akeyid = AUTHORITY_KEYID_new())) goto err;
+
+if(isname) {
+ if(!(gens = sk_GENERAL_NAME_new(NULL)) || !(gen = GENERAL_NAME_new())
+ || !sk_GENERAL_NAME_push(gens, gen)) {
+ X509V3err(X509V3_F_V2I_AUTHORITY_KEYID,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ gen->type = GEN_DIRNAME;
+ gen->d.dirn = isname;
+}
+
+akeyid->issuer = gens;
+akeyid->serial = serial;
+akeyid->keyid = ikeyid;
+
+return akeyid;
+
+err:
+X509_NAME_free(isname);
+ASN1_INTEGER_free(serial);
+ASN1_OCTET_STRING_free(ikeyid);
+return NULL;
+
+}
+