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Diffstat (limited to 'openssl/crypto/x509v3/v3_ncons.c')
-rw-r--r--openssl/crypto/x509v3/v3_ncons.c220
1 files changed, 220 insertions, 0 deletions
diff --git a/openssl/crypto/x509v3/v3_ncons.c b/openssl/crypto/x509v3/v3_ncons.c
new file mode 100644
index 000000000..4e706be3e
--- /dev/null
+++ b/openssl/crypto/x509v3/v3_ncons.c
@@ -0,0 +1,220 @@
+/* v3_ncons.c */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project.
+ */
+/* ====================================================================
+ * Copyright (c) 2003 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/asn1t.h>
+#include <openssl/conf.h>
+#include <openssl/x509v3.h>
+
+static void *v2i_NAME_CONSTRAINTS(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
+static int i2r_NAME_CONSTRAINTS(X509V3_EXT_METHOD *method,
+ void *a, BIO *bp, int ind);
+static int do_i2r_name_constraints(X509V3_EXT_METHOD *method,
+ STACK_OF(GENERAL_SUBTREE) *trees,
+ BIO *bp, int ind, char *name);
+static int print_nc_ipadd(BIO *bp, ASN1_OCTET_STRING *ip);
+
+const X509V3_EXT_METHOD v3_name_constraints = {
+ NID_name_constraints, 0,
+ ASN1_ITEM_ref(NAME_CONSTRAINTS),
+ 0,0,0,0,
+ 0,0,
+ 0, v2i_NAME_CONSTRAINTS,
+ i2r_NAME_CONSTRAINTS,0,
+ NULL
+};
+
+ASN1_SEQUENCE(GENERAL_SUBTREE) = {
+ ASN1_SIMPLE(GENERAL_SUBTREE, base, GENERAL_NAME),
+ ASN1_IMP_OPT(GENERAL_SUBTREE, minimum, ASN1_INTEGER, 0),
+ ASN1_IMP_OPT(GENERAL_SUBTREE, maximum, ASN1_INTEGER, 1)
+} ASN1_SEQUENCE_END(GENERAL_SUBTREE)
+
+ASN1_SEQUENCE(NAME_CONSTRAINTS) = {
+ ASN1_IMP_SEQUENCE_OF_OPT(NAME_CONSTRAINTS, permittedSubtrees,
+ GENERAL_SUBTREE, 0),
+ ASN1_IMP_SEQUENCE_OF_OPT(NAME_CONSTRAINTS, excludedSubtrees,
+ GENERAL_SUBTREE, 1),
+} ASN1_SEQUENCE_END(NAME_CONSTRAINTS)
+
+
+IMPLEMENT_ASN1_ALLOC_FUNCTIONS(GENERAL_SUBTREE)
+IMPLEMENT_ASN1_ALLOC_FUNCTIONS(NAME_CONSTRAINTS)
+
+static void *v2i_NAME_CONSTRAINTS(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
+ {
+ int i;
+ CONF_VALUE tval, *val;
+ STACK_OF(GENERAL_SUBTREE) **ptree = NULL;
+ NAME_CONSTRAINTS *ncons = NULL;
+ GENERAL_SUBTREE *sub = NULL;
+ ncons = NAME_CONSTRAINTS_new();
+ if (!ncons)
+ goto memerr;
+ for(i = 0; i < sk_CONF_VALUE_num(nval); i++)
+ {
+ val = sk_CONF_VALUE_value(nval, i);
+ if (!strncmp(val->name, "permitted", 9) && val->name[9])
+ {
+ ptree = &ncons->permittedSubtrees;
+ tval.name = val->name + 10;
+ }
+ else if (!strncmp(val->name, "excluded", 8) && val->name[8])
+ {
+ ptree = &ncons->excludedSubtrees;
+ tval.name = val->name + 9;
+ }
+ else
+ {
+ X509V3err(X509V3_F_V2I_NAME_CONSTRAINTS, X509V3_R_INVALID_SYNTAX);
+ goto err;
+ }
+ tval.value = val->value;
+ sub = GENERAL_SUBTREE_new();
+ if (!v2i_GENERAL_NAME_ex(sub->base, method, ctx, &tval, 1))
+ goto err;
+ if (!*ptree)
+ *ptree = sk_GENERAL_SUBTREE_new_null();
+ if (!*ptree || !sk_GENERAL_SUBTREE_push(*ptree, sub))
+ goto memerr;
+ sub = NULL;
+ }
+
+ return ncons;
+
+ memerr:
+ X509V3err(X509V3_F_V2I_NAME_CONSTRAINTS, ERR_R_MALLOC_FAILURE);
+ err:
+ if (ncons)
+ NAME_CONSTRAINTS_free(ncons);
+ if (sub)
+ GENERAL_SUBTREE_free(sub);
+
+ return NULL;
+ }
+
+
+
+
+static int i2r_NAME_CONSTRAINTS(X509V3_EXT_METHOD *method,
+ void *a, BIO *bp, int ind)
+ {
+ NAME_CONSTRAINTS *ncons = a;
+ do_i2r_name_constraints(method, ncons->permittedSubtrees,
+ bp, ind, "Permitted");
+ do_i2r_name_constraints(method, ncons->excludedSubtrees,
+ bp, ind, "Excluded");
+ return 1;
+ }
+
+static int do_i2r_name_constraints(X509V3_EXT_METHOD *method,
+ STACK_OF(GENERAL_SUBTREE) *trees,
+ BIO *bp, int ind, char *name)
+ {
+ GENERAL_SUBTREE *tree;
+ int i;
+ if (sk_GENERAL_SUBTREE_num(trees) > 0)
+ BIO_printf(bp, "%*s%s:\n", ind, "", name);
+ for(i = 0; i < sk_GENERAL_SUBTREE_num(trees); i++)
+ {
+ tree = sk_GENERAL_SUBTREE_value(trees, i);
+ BIO_printf(bp, "%*s", ind + 2, "");
+ if (tree->base->type == GEN_IPADD)
+ print_nc_ipadd(bp, tree->base->d.ip);
+ else
+ GENERAL_NAME_print(bp, tree->base);
+ tree = sk_GENERAL_SUBTREE_value(trees, i);
+ BIO_puts(bp, "\n");
+ }
+ return 1;
+ }
+
+static int print_nc_ipadd(BIO *bp, ASN1_OCTET_STRING *ip)
+ {
+ int i, len;
+ unsigned char *p;
+ p = ip->data;
+ len = ip->length;
+ BIO_puts(bp, "IP:");
+ if(len == 8)
+ {
+ BIO_printf(bp, "%d.%d.%d.%d/%d.%d.%d.%d",
+ p[0], p[1], p[2], p[3],
+ p[4], p[5], p[6], p[7]);
+ }
+ else if(len == 32)
+ {
+ for (i = 0; i < 16; i++)
+ {
+ BIO_printf(bp, "%X", p[0] << 8 | p[1]);
+ p += 2;
+ if (i == 7)
+ BIO_puts(bp, "/");
+ else if (i != 15)
+ BIO_puts(bp, ":");
+ }
+ }
+ else
+ BIO_printf(bp, "IP Address:<invalid>");
+ return 1;
+ }
+