diff options
author | Arne Schwabe <arne@rfc2549.org> | 2012-04-16 19:21:14 +0200 |
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committer | Arne Schwabe <arne@rfc2549.org> | 2012-04-16 19:21:14 +0200 |
commit | 3e4d8f433239c40311037616b1b8833a06651ae0 (patch) | |
tree | 98ab7fce0d011d34677b0beb762d389cb5c39199 /openssl/crypto/x509v3/v3_sxnet.c |
Initial import
Diffstat (limited to 'openssl/crypto/x509v3/v3_sxnet.c')
-rw-r--r-- | openssl/crypto/x509v3/v3_sxnet.c | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/openssl/crypto/x509v3/v3_sxnet.c b/openssl/crypto/x509v3/v3_sxnet.c new file mode 100644 index 00000000..2a6bf11b --- /dev/null +++ b/openssl/crypto/x509v3/v3_sxnet.c @@ -0,0 +1,262 @@ +/* v3_sxnet.c */ +/* Written by Dr Stephen N Henson (steve@openssl.org) 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/asn1t.h> +#include <openssl/x509v3.h> + +/* Support for Thawte strong extranet extension */ + +#define SXNET_TEST + +static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out, int indent); +#ifdef SXNET_TEST +static SXNET * sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, + STACK_OF(CONF_VALUE) *nval); +#endif +const X509V3_EXT_METHOD v3_sxnet = { +NID_sxnet, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(SXNET), +0,0,0,0, +0,0, +0, +#ifdef SXNET_TEST +(X509V3_EXT_V2I)sxnet_v2i, +#else +0, +#endif +(X509V3_EXT_I2R)sxnet_i2r, +0, +NULL +}; + +ASN1_SEQUENCE(SXNETID) = { + ASN1_SIMPLE(SXNETID, zone, ASN1_INTEGER), + ASN1_SIMPLE(SXNETID, user, ASN1_OCTET_STRING) +} ASN1_SEQUENCE_END(SXNETID) + +IMPLEMENT_ASN1_FUNCTIONS(SXNETID) + +ASN1_SEQUENCE(SXNET) = { + ASN1_SIMPLE(SXNET, version, ASN1_INTEGER), + ASN1_SEQUENCE_OF(SXNET, ids, SXNETID) +} ASN1_SEQUENCE_END(SXNET) + +IMPLEMENT_ASN1_FUNCTIONS(SXNET) + +static int sxnet_i2r(X509V3_EXT_METHOD *method, SXNET *sx, BIO *out, + int indent) +{ + long v; + char *tmp; + SXNETID *id; + int i; + v = ASN1_INTEGER_get(sx->version); + BIO_printf(out, "%*sVersion: %ld (0x%lX)", indent, "", v + 1, v); + for(i = 0; i < sk_SXNETID_num(sx->ids); i++) { + id = sk_SXNETID_value(sx->ids, i); + tmp = i2s_ASN1_INTEGER(NULL, id->zone); + BIO_printf(out, "\n%*sZone: %s, User: ", indent, "", tmp); + OPENSSL_free(tmp); + M_ASN1_OCTET_STRING_print(out, id->user); + } + return 1; +} + +#ifdef SXNET_TEST + +/* NBB: this is used for testing only. It should *not* be used for anything + * else because it will just take static IDs from the configuration file and + * they should really be separate values for each user. + */ + + +static SXNET * sxnet_v2i(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, + STACK_OF(CONF_VALUE) *nval) +{ + CONF_VALUE *cnf; + SXNET *sx = NULL; + int i; + for(i = 0; i < sk_CONF_VALUE_num(nval); i++) { + cnf = sk_CONF_VALUE_value(nval, i); + if(!SXNET_add_id_asc(&sx, cnf->name, cnf->value, -1)) + return NULL; + } + return sx; +} + + +#endif + +/* Strong Extranet utility functions */ + +/* Add an id given the zone as an ASCII number */ + +int SXNET_add_id_asc(SXNET **psx, char *zone, char *user, + int userlen) +{ + ASN1_INTEGER *izone = NULL; + if(!(izone = s2i_ASN1_INTEGER(NULL, zone))) { + X509V3err(X509V3_F_SXNET_ADD_ID_ASC,X509V3_R_ERROR_CONVERTING_ZONE); + return 0; + } + return SXNET_add_id_INTEGER(psx, izone, user, userlen); +} + +/* Add an id given the zone as an unsigned long */ + +int SXNET_add_id_ulong(SXNET **psx, unsigned long lzone, char *user, + int userlen) +{ + ASN1_INTEGER *izone = NULL; + if(!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) { + X509V3err(X509V3_F_SXNET_ADD_ID_ULONG,ERR_R_MALLOC_FAILURE); + M_ASN1_INTEGER_free(izone); + return 0; + } + return SXNET_add_id_INTEGER(psx, izone, user, userlen); + +} + +/* Add an id given the zone as an ASN1_INTEGER. + * Note this version uses the passed integer and doesn't make a copy so don't + * free it up afterwards. + */ + +int SXNET_add_id_INTEGER(SXNET **psx, ASN1_INTEGER *zone, char *user, + int userlen) +{ + SXNET *sx = NULL; + SXNETID *id = NULL; + if(!psx || !zone || !user) { + X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_INVALID_NULL_ARGUMENT); + return 0; + } + if(userlen == -1) userlen = strlen(user); + if(userlen > 64) { + X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_USER_TOO_LONG); + return 0; + } + if(!*psx) { + if(!(sx = SXNET_new())) goto err; + if(!ASN1_INTEGER_set(sx->version, 0)) goto err; + *psx = sx; + } else sx = *psx; + if(SXNET_get_id_INTEGER(sx, zone)) { + X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,X509V3_R_DUPLICATE_ZONE_ID); + return 0; + } + + if(!(id = SXNETID_new())) goto err; + if(userlen == -1) userlen = strlen(user); + + if(!M_ASN1_OCTET_STRING_set(id->user, user, userlen)) goto err; + if(!sk_SXNETID_push(sx->ids, id)) goto err; + id->zone = zone; + return 1; + + err: + X509V3err(X509V3_F_SXNET_ADD_ID_INTEGER,ERR_R_MALLOC_FAILURE); + SXNETID_free(id); + SXNET_free(sx); + *psx = NULL; + return 0; +} + +ASN1_OCTET_STRING *SXNET_get_id_asc(SXNET *sx, char *zone) +{ + ASN1_INTEGER *izone = NULL; + ASN1_OCTET_STRING *oct; + if(!(izone = s2i_ASN1_INTEGER(NULL, zone))) { + X509V3err(X509V3_F_SXNET_GET_ID_ASC,X509V3_R_ERROR_CONVERTING_ZONE); + return NULL; + } + oct = SXNET_get_id_INTEGER(sx, izone); + M_ASN1_INTEGER_free(izone); + return oct; +} + +ASN1_OCTET_STRING *SXNET_get_id_ulong(SXNET *sx, unsigned long lzone) +{ + ASN1_INTEGER *izone = NULL; + ASN1_OCTET_STRING *oct; + if(!(izone = M_ASN1_INTEGER_new()) || !ASN1_INTEGER_set(izone, lzone)) { + X509V3err(X509V3_F_SXNET_GET_ID_ULONG,ERR_R_MALLOC_FAILURE); + M_ASN1_INTEGER_free(izone); + return NULL; + } + oct = SXNET_get_id_INTEGER(sx, izone); + M_ASN1_INTEGER_free(izone); + return oct; +} + +ASN1_OCTET_STRING *SXNET_get_id_INTEGER(SXNET *sx, ASN1_INTEGER *zone) +{ + SXNETID *id; + int i; + for(i = 0; i < sk_SXNETID_num(sx->ids); i++) { + id = sk_SXNETID_value(sx->ids, i); + if(!M_ASN1_INTEGER_cmp(id->zone, zone)) return id->user; + } + return NULL; +} + +IMPLEMENT_STACK_OF(SXNETID) +IMPLEMENT_ASN1_SET_OF(SXNETID) |