diff options
Diffstat (limited to 'openssl/crypto/x509v3/v3_conf.c')
-rw-r--r-- | openssl/crypto/x509v3/v3_conf.c | 525 |
1 files changed, 0 insertions, 525 deletions
diff --git a/openssl/crypto/x509v3/v3_conf.c b/openssl/crypto/x509v3/v3_conf.c deleted file mode 100644 index 6730f9a6..00000000 --- a/openssl/crypto/x509v3/v3_conf.c +++ /dev/null @@ -1,525 +0,0 @@ -/* v3_conf.c */ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 1999. - */ -/* ==================================================================== - * Copyright (c) 1999-2002 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). - * - */ -/* extension creation utilities */ - - - -#include <stdio.h> -#include <ctype.h> -#include "cryptlib.h" -#include <openssl/conf.h> -#include <openssl/x509.h> -#include <openssl/x509v3.h> - -static int v3_check_critical(char **value); -static int v3_check_generic(char **value); -static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid, int crit, char *value); -static X509_EXTENSION *v3_generic_extension(const char *ext, char *value, int crit, int type, X509V3_CTX *ctx); -static char *conf_lhash_get_string(void *db, char *section, char *value); -static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, char *section); -static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method, int ext_nid, - int crit, void *ext_struc); -static unsigned char *generic_asn1(char *value, X509V3_CTX *ctx, long *ext_len); -/* CONF *conf: Config file */ -/* char *name: Name */ -/* char *value: Value */ -X509_EXTENSION *X509V3_EXT_nconf(CONF *conf, X509V3_CTX *ctx, char *name, - char *value) - { - int crit; - int ext_type; - X509_EXTENSION *ret; - crit = v3_check_critical(&value); - if ((ext_type = v3_check_generic(&value))) - return v3_generic_extension(name, value, crit, ext_type, ctx); - ret = do_ext_nconf(conf, ctx, OBJ_sn2nid(name), crit, value); - if (!ret) - { - X509V3err(X509V3_F_X509V3_EXT_NCONF,X509V3_R_ERROR_IN_EXTENSION); - ERR_add_error_data(4,"name=", name, ", value=", value); - } - return ret; - } - -/* CONF *conf: Config file */ -/* char *value: Value */ -X509_EXTENSION *X509V3_EXT_nconf_nid(CONF *conf, X509V3_CTX *ctx, int ext_nid, - char *value) - { - int crit; - int ext_type; - crit = v3_check_critical(&value); - if ((ext_type = v3_check_generic(&value))) - return v3_generic_extension(OBJ_nid2sn(ext_nid), - value, crit, ext_type, ctx); - return do_ext_nconf(conf, ctx, ext_nid, crit, value); - } - -/* CONF *conf: Config file */ -/* char *value: Value */ -static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid, - int crit, char *value) - { - const X509V3_EXT_METHOD *method; - X509_EXTENSION *ext; - STACK_OF(CONF_VALUE) *nval; - void *ext_struc; - if (ext_nid == NID_undef) - { - X509V3err(X509V3_F_DO_EXT_NCONF,X509V3_R_UNKNOWN_EXTENSION_NAME); - return NULL; - } - if (!(method = X509V3_EXT_get_nid(ext_nid))) - { - X509V3err(X509V3_F_DO_EXT_NCONF,X509V3_R_UNKNOWN_EXTENSION); - return NULL; - } - /* Now get internal extension representation based on type */ - if (method->v2i) - { - if(*value == '@') nval = NCONF_get_section(conf, value + 1); - else nval = X509V3_parse_list(value); - if(sk_CONF_VALUE_num(nval) <= 0) - { - X509V3err(X509V3_F_DO_EXT_NCONF,X509V3_R_INVALID_EXTENSION_STRING); - ERR_add_error_data(4, "name=", OBJ_nid2sn(ext_nid), ",section=", value); - return NULL; - } - ext_struc = method->v2i(method, ctx, nval); - if(*value != '@') sk_CONF_VALUE_pop_free(nval, - X509V3_conf_free); - if(!ext_struc) return NULL; - } - else if(method->s2i) - { - if(!(ext_struc = method->s2i(method, ctx, value))) return NULL; - } - else if(method->r2i) - { - if(!ctx->db || !ctx->db_meth) - { - X509V3err(X509V3_F_DO_EXT_NCONF,X509V3_R_NO_CONFIG_DATABASE); - return NULL; - } - if(!(ext_struc = method->r2i(method, ctx, value))) return NULL; - } - else - { - X509V3err(X509V3_F_DO_EXT_NCONF,X509V3_R_EXTENSION_SETTING_NOT_SUPPORTED); - ERR_add_error_data(2, "name=", OBJ_nid2sn(ext_nid)); - return NULL; - } - - ext = do_ext_i2d(method, ext_nid, crit, ext_struc); - if(method->it) ASN1_item_free(ext_struc, ASN1_ITEM_ptr(method->it)); - else method->ext_free(ext_struc); - return ext; - - } - -static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method, int ext_nid, - int crit, void *ext_struc) - { - unsigned char *ext_der; - int ext_len; - ASN1_OCTET_STRING *ext_oct; - X509_EXTENSION *ext; - /* Convert internal representation to DER */ - if (method->it) - { - ext_der = NULL; - ext_len = ASN1_item_i2d(ext_struc, &ext_der, ASN1_ITEM_ptr(method->it)); - if (ext_len < 0) goto merr; - } - else - { - unsigned char *p; - ext_len = method->i2d(ext_struc, NULL); - if(!(ext_der = OPENSSL_malloc(ext_len))) goto merr; - p = ext_der; - method->i2d(ext_struc, &p); - } - if (!(ext_oct = M_ASN1_OCTET_STRING_new())) goto merr; - ext_oct->data = ext_der; - ext_oct->length = ext_len; - - ext = X509_EXTENSION_create_by_NID(NULL, ext_nid, crit, ext_oct); - if (!ext) goto merr; - M_ASN1_OCTET_STRING_free(ext_oct); - - return ext; - - merr: - X509V3err(X509V3_F_DO_EXT_I2D,ERR_R_MALLOC_FAILURE); - return NULL; - - } - -/* Given an internal structure, nid and critical flag create an extension */ - -X509_EXTENSION *X509V3_EXT_i2d(int ext_nid, int crit, void *ext_struc) - { - const X509V3_EXT_METHOD *method; - if (!(method = X509V3_EXT_get_nid(ext_nid))) { - X509V3err(X509V3_F_X509V3_EXT_I2D,X509V3_R_UNKNOWN_EXTENSION); - return NULL; - } - return do_ext_i2d(method, ext_nid, crit, ext_struc); -} - -/* Check the extension string for critical flag */ -static int v3_check_critical(char **value) -{ - char *p = *value; - if ((strlen(p) < 9) || strncmp(p, "critical,", 9)) return 0; - p+=9; - while(isspace((unsigned char)*p)) p++; - *value = p; - return 1; -} - -/* Check extension string for generic extension and return the type */ -static int v3_check_generic(char **value) -{ - int gen_type = 0; - char *p = *value; - if ((strlen(p) >= 4) && !strncmp(p, "DER:", 4)) - { - p+=4; - gen_type = 1; - } - else if ((strlen(p) >= 5) && !strncmp(p, "ASN1:", 5)) - { - p+=5; - gen_type = 2; - } - else - return 0; - - while (isspace((unsigned char)*p)) p++; - *value = p; - return gen_type; -} - -/* Create a generic extension: for now just handle DER type */ -static X509_EXTENSION *v3_generic_extension(const char *ext, char *value, - int crit, int gen_type, - X509V3_CTX *ctx) - { - unsigned char *ext_der=NULL; - long ext_len; - ASN1_OBJECT *obj=NULL; - ASN1_OCTET_STRING *oct=NULL; - X509_EXTENSION *extension=NULL; - if (!(obj = OBJ_txt2obj(ext, 0))) - { - X509V3err(X509V3_F_V3_GENERIC_EXTENSION,X509V3_R_EXTENSION_NAME_ERROR); - ERR_add_error_data(2, "name=", ext); - goto err; - } - - if (gen_type == 1) - ext_der = string_to_hex(value, &ext_len); - else if (gen_type == 2) - ext_der = generic_asn1(value, ctx, &ext_len); - - if (ext_der == NULL) - { - X509V3err(X509V3_F_V3_GENERIC_EXTENSION,X509V3_R_EXTENSION_VALUE_ERROR); - ERR_add_error_data(2, "value=", value); - goto err; - } - - if (!(oct = M_ASN1_OCTET_STRING_new())) - { - X509V3err(X509V3_F_V3_GENERIC_EXTENSION,ERR_R_MALLOC_FAILURE); - goto err; - } - - oct->data = ext_der; - oct->length = ext_len; - ext_der = NULL; - - extension = X509_EXTENSION_create_by_OBJ(NULL, obj, crit, oct); - - err: - ASN1_OBJECT_free(obj); - M_ASN1_OCTET_STRING_free(oct); - if(ext_der) OPENSSL_free(ext_der); - return extension; - - } - -static unsigned char *generic_asn1(char *value, X509V3_CTX *ctx, long *ext_len) - { - ASN1_TYPE *typ; - unsigned char *ext_der = NULL; - typ = ASN1_generate_v3(value, ctx); - if (typ == NULL) - return NULL; - *ext_len = i2d_ASN1_TYPE(typ, &ext_der); - ASN1_TYPE_free(typ); - return ext_der; - } - -/* This is the main function: add a bunch of extensions based on a config file - * section to an extension STACK. - */ - - -int X509V3_EXT_add_nconf_sk(CONF *conf, X509V3_CTX *ctx, char *section, - STACK_OF(X509_EXTENSION) **sk) - { - X509_EXTENSION *ext; - STACK_OF(CONF_VALUE) *nval; - CONF_VALUE *val; - int i; - if (!(nval = NCONF_get_section(conf, section))) return 0; - for (i = 0; i < sk_CONF_VALUE_num(nval); i++) - { - val = sk_CONF_VALUE_value(nval, i); - if (!(ext = X509V3_EXT_nconf(conf, ctx, val->name, val->value))) - return 0; - if (sk) X509v3_add_ext(sk, ext, -1); - X509_EXTENSION_free(ext); - } - return 1; - } - -/* Convenience functions to add extensions to a certificate, CRL and request */ - -int X509V3_EXT_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section, - X509 *cert) - { - STACK_OF(X509_EXTENSION) **sk = NULL; - if (cert) - sk = &cert->cert_info->extensions; - return X509V3_EXT_add_nconf_sk(conf, ctx, section, sk); - } - -/* Same as above but for a CRL */ - -int X509V3_EXT_CRL_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section, - X509_CRL *crl) - { - STACK_OF(X509_EXTENSION) **sk = NULL; - if (crl) - sk = &crl->crl->extensions; - return X509V3_EXT_add_nconf_sk(conf, ctx, section, sk); - } - -/* Add extensions to certificate request */ - -int X509V3_EXT_REQ_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section, - X509_REQ *req) - { - STACK_OF(X509_EXTENSION) *extlist = NULL, **sk = NULL; - int i; - if (req) - sk = &extlist; - i = X509V3_EXT_add_nconf_sk(conf, ctx, section, sk); - if (!i || !sk) - return i; - i = X509_REQ_add_extensions(req, extlist); - sk_X509_EXTENSION_pop_free(extlist, X509_EXTENSION_free); - return i; - } - -/* Config database functions */ - -char * X509V3_get_string(X509V3_CTX *ctx, char *name, char *section) - { - if(!ctx->db || !ctx->db_meth || !ctx->db_meth->get_string) - { - X509V3err(X509V3_F_X509V3_GET_STRING,X509V3_R_OPERATION_NOT_DEFINED); - return NULL; - } - if (ctx->db_meth->get_string) - return ctx->db_meth->get_string(ctx->db, name, section); - return NULL; - } - -STACK_OF(CONF_VALUE) * X509V3_get_section(X509V3_CTX *ctx, char *section) - { - if(!ctx->db || !ctx->db_meth || !ctx->db_meth->get_section) - { - X509V3err(X509V3_F_X509V3_GET_SECTION,X509V3_R_OPERATION_NOT_DEFINED); - return NULL; - } - if (ctx->db_meth->get_section) - return ctx->db_meth->get_section(ctx->db, section); - return NULL; - } - -void X509V3_string_free(X509V3_CTX *ctx, char *str) - { - if (!str) return; - if (ctx->db_meth->free_string) - ctx->db_meth->free_string(ctx->db, str); - } - -void X509V3_section_free(X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *section) - { - if (!section) return; - if (ctx->db_meth->free_section) - ctx->db_meth->free_section(ctx->db, section); - } - -static char *nconf_get_string(void *db, char *section, char *value) - { - return NCONF_get_string(db, section, value); - } - -static STACK_OF(CONF_VALUE) *nconf_get_section(void *db, char *section) - { - return NCONF_get_section(db, section); - } - -static X509V3_CONF_METHOD nconf_method = { -nconf_get_string, -nconf_get_section, -NULL, -NULL -}; - -void X509V3_set_nconf(X509V3_CTX *ctx, CONF *conf) - { - ctx->db_meth = &nconf_method; - ctx->db = conf; - } - -void X509V3_set_ctx(X509V3_CTX *ctx, X509 *issuer, X509 *subj, X509_REQ *req, - X509_CRL *crl, int flags) - { - ctx->issuer_cert = issuer; - ctx->subject_cert = subj; - ctx->crl = crl; - ctx->subject_req = req; - ctx->flags = flags; - } - -/* Old conf compatibility functions */ - -X509_EXTENSION *X509V3_EXT_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx, - char *name, char *value) - { - CONF ctmp; - CONF_set_nconf(&ctmp, conf); - return X509V3_EXT_nconf(&ctmp, ctx, name, value); - } - -/* LHASH *conf: Config file */ -/* char *value: Value */ -X509_EXTENSION *X509V3_EXT_conf_nid(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx, - int ext_nid, char *value) - { - CONF ctmp; - CONF_set_nconf(&ctmp, conf); - return X509V3_EXT_nconf_nid(&ctmp, ctx, ext_nid, value); - } - -static char *conf_lhash_get_string(void *db, char *section, char *value) - { - return CONF_get_string(db, section, value); - } - -static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, char *section) - { - return CONF_get_section(db, section); - } - -static X509V3_CONF_METHOD conf_lhash_method = { -conf_lhash_get_string, -conf_lhash_get_section, -NULL, -NULL -}; - -void X509V3_set_conf_lhash(X509V3_CTX *ctx, LHASH_OF(CONF_VALUE) *lhash) - { - ctx->db_meth = &conf_lhash_method; - ctx->db = lhash; - } - -int X509V3_EXT_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx, - char *section, X509 *cert) - { - CONF ctmp; - CONF_set_nconf(&ctmp, conf); - return X509V3_EXT_add_nconf(&ctmp, ctx, section, cert); - } - -/* Same as above but for a CRL */ - -int X509V3_EXT_CRL_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx, - char *section, X509_CRL *crl) - { - CONF ctmp; - CONF_set_nconf(&ctmp, conf); - return X509V3_EXT_CRL_add_nconf(&ctmp, ctx, section, crl); - } - -/* Add extensions to certificate request */ - -int X509V3_EXT_REQ_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx, - char *section, X509_REQ *req) - { - CONF ctmp; - CONF_set_nconf(&ctmp, conf); - return X509V3_EXT_REQ_add_nconf(&ctmp, ctx, section, req); - } |