2 * Copyright 1999-2022 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include "internal/cryptlib.h"
12 #include <openssl/conf.h>
13 #include <openssl/asn1.h>
14 #include <openssl/asn1t.h>
15 #include <openssl/x509v3.h>
18 /* Support for Thawte strong extranet extension */
22 static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out,
25 static SXNET *sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
26 STACK_OF(CONF_VALUE) *nval);
28 const X509V3_EXT_METHOD ossl_v3_sxnet = {
29 NID_sxnet, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(SXNET),
34 (X509V3_EXT_V2I)sxnet_v2i,
38 (X509V3_EXT_I2R)sxnet_i2r,
43 ASN1_SEQUENCE(SXNETID) = {
44 ASN1_SIMPLE(SXNETID, zone, ASN1_INTEGER),
45 ASN1_SIMPLE(SXNETID, user, ASN1_OCTET_STRING)
46 } ASN1_SEQUENCE_END(SXNETID)
48 IMPLEMENT_ASN1_FUNCTIONS(SXNETID)
50 ASN1_SEQUENCE(SXNET) = {
51 ASN1_SIMPLE(SXNET, version, ASN1_INTEGER),
52 ASN1_SEQUENCE_OF(SXNET, ids, SXNETID)
53 } ASN1_SEQUENCE_END(SXNET)
55 IMPLEMENT_ASN1_FUNCTIONS(SXNET)
57 static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out,
66 * Since we add 1 to the version number to display it, we don't support
67 * LONG_MAX since that would cause on overflow.
69 if (!ASN1_INTEGER_get_int64(&v, sx->version)
72 BIO_printf(out, "%*sVersion: <unsupported>", indent, "");
76 BIO_printf(out, "%*sVersion: %ld (0x%lX)", indent, "", vl + 1, vl);
78 for (i = 0; i < sk_SXNETID_num(sx->ids); i++) {
79 id = sk_SXNETID_value(sx->ids, i);
80 tmp = i2s_ASN1_INTEGER(NULL, id->zone);
81 BIO_printf(out, "\n%*sZone: %s, User: ", indent, "", tmp);
83 ASN1_STRING_print(out, id->user);
91 * NBB: this is used for testing only. It should *not* be used for anything
92 * else because it will just take static IDs from the configuration file and
93 * they should really be separate values for each user.
96 static SXNET *sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
97 STACK_OF(CONF_VALUE) *nval)
102 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
103 cnf = sk_CONF_VALUE_value(nval, i);
104 if (!SXNET_add_id_asc(&sx, cnf->name, cnf->value, -1))
112 /* Strong Extranet utility functions */
114 /* Add an id given the zone as an ASCII number */
116 int SXNET_add_id_asc(SXNET **psx, const char *zone, const char *user, int userlen)
120 if ((izone = s2i_ASN1_INTEGER(NULL, zone)) == NULL) {
121 ERR_raise(ERR_LIB_X509V3, X509V3_R_ERROR_CONVERTING_ZONE);
124 return SXNET_add_id_INTEGER(psx, izone, user, userlen);
127 /* Add an id given the zone as an unsigned long */
129 int SXNET_add_id_ulong(SXNET **psx, unsigned long lzone, const char *user,
134 if ((izone = ASN1_INTEGER_new()) == NULL
135 || !ASN1_INTEGER_set(izone, lzone)) {
136 ERR_raise(ERR_LIB_X509V3, ERR_R_MALLOC_FAILURE);
137 ASN1_INTEGER_free(izone);
140 return SXNET_add_id_INTEGER(psx, izone, user, userlen);
145 * Add an id given the zone as an ASN1_INTEGER. Note this version uses the
146 * passed integer and doesn't make a copy so don't free it up afterwards.
149 int SXNET_add_id_INTEGER(SXNET **psx, ASN1_INTEGER *zone, const char *user,
155 if (psx == NULL || zone == NULL || user == NULL) {
156 ERR_raise(ERR_LIB_X509V3, X509V3_R_INVALID_NULL_ARGUMENT);
160 userlen = strlen(user);
162 ERR_raise(ERR_LIB_X509V3, X509V3_R_USER_TOO_LONG);
166 if ((sx = SXNET_new()) == NULL)
168 if (!ASN1_INTEGER_set(sx->version, 0))
172 if (SXNET_get_id_INTEGER(sx, zone)) {
173 ERR_raise(ERR_LIB_X509V3, X509V3_R_DUPLICATE_ZONE_ID);
179 if ((id = SXNETID_new()) == NULL)
182 if (!ASN1_OCTET_STRING_set(id->user, (const unsigned char *)user, userlen))
184 if (!sk_SXNETID_push(sx->ids, id))
191 ERR_raise(ERR_LIB_X509V3, ERR_R_MALLOC_FAILURE);
198 ASN1_OCTET_STRING *SXNET_get_id_asc(SXNET *sx, const char *zone)
201 ASN1_OCTET_STRING *oct;
203 if ((izone = s2i_ASN1_INTEGER(NULL, zone)) == NULL) {
204 ERR_raise(ERR_LIB_X509V3, X509V3_R_ERROR_CONVERTING_ZONE);
207 oct = SXNET_get_id_INTEGER(sx, izone);
208 ASN1_INTEGER_free(izone);
212 ASN1_OCTET_STRING *SXNET_get_id_ulong(SXNET *sx, unsigned long lzone)
215 ASN1_OCTET_STRING *oct;
217 if ((izone = ASN1_INTEGER_new()) == NULL
218 || !ASN1_INTEGER_set(izone, lzone)) {
219 ERR_raise(ERR_LIB_X509V3, ERR_R_MALLOC_FAILURE);
220 ASN1_INTEGER_free(izone);
223 oct = SXNET_get_id_INTEGER(sx, izone);
224 ASN1_INTEGER_free(izone);
228 ASN1_OCTET_STRING *SXNET_get_id_INTEGER(SXNET *sx, ASN1_INTEGER *zone)
232 for (i = 0; i < sk_SXNETID_num(sx->ids); i++) {
233 id = sk_SXNETID_value(sx->ids, i);
234 if (!ASN1_INTEGER_cmp(id->zone, zone))