--- /dev/null
+/* v3_alt.c */
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project.
+ */
+/* ====================================================================
+ * Copyright (c) 1999-2003 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 <string.h>
+
+#include <openssl/conf.h>
+#include <openssl/err.h>
+#include <openssl/mem.h>
+#include <openssl/obj.h>
+#include <openssl/x509v3.h>
+
+static GENERAL_NAMES *v2i_subject_alt(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx,
+ STACK_OF(CONF_VALUE) *nval);
+static GENERAL_NAMES *v2i_issuer_alt(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx,
+ STACK_OF(CONF_VALUE) *nval);
+static int copy_email(X509V3_CTX *ctx, GENERAL_NAMES *gens, int move_p);
+static int copy_issuer(X509V3_CTX *ctx, GENERAL_NAMES *gens);
+static int do_othername(GENERAL_NAME *gen, char *value, X509V3_CTX *ctx);
+static int do_dirname(GENERAL_NAME *gen, char *value, X509V3_CTX *ctx);
+
+const X509V3_EXT_METHOD v3_alt[] = {
+ {NID_subject_alt_name, 0, ASN1_ITEM_ref(GENERAL_NAMES),
+ 0, 0, 0, 0,
+ 0, 0,
+ (X509V3_EXT_I2V) i2v_GENERAL_NAMES,
+ (X509V3_EXT_V2I)v2i_subject_alt,
+ NULL, NULL, NULL},
+
+ {NID_issuer_alt_name, 0, ASN1_ITEM_ref(GENERAL_NAMES),
+ 0, 0, 0, 0,
+ 0, 0,
+ (X509V3_EXT_I2V) i2v_GENERAL_NAMES,
+ (X509V3_EXT_V2I)v2i_issuer_alt,
+ NULL, NULL, NULL},
+
+ {NID_certificate_issuer, 0, ASN1_ITEM_ref(GENERAL_NAMES),
+ 0, 0, 0, 0,
+ 0, 0,
+ (X509V3_EXT_I2V) i2v_GENERAL_NAMES,
+ NULL, NULL, NULL, NULL},
+};
+
+STACK_OF(CONF_VALUE) *i2v_GENERAL_NAMES(X509V3_EXT_METHOD *method,
+ GENERAL_NAMES *gens,
+ STACK_OF(CONF_VALUE) *ret)
+{
+ size_t i;
+ GENERAL_NAME *gen;
+ for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
+ gen = sk_GENERAL_NAME_value(gens, i);
+ ret = i2v_GENERAL_NAME(method, gen, ret);
+ }
+ if (!ret)
+ return sk_CONF_VALUE_new_null();
+ return ret;
+}
+
+STACK_OF(CONF_VALUE) *i2v_GENERAL_NAME(X509V3_EXT_METHOD *method,
+ GENERAL_NAME *gen,
+ STACK_OF(CONF_VALUE) *ret)
+{
+ unsigned char *p;
+ char oline[256], htmp[5];
+ int i;
+ switch (gen->type) {
+ case GEN_OTHERNAME:
+ if (!X509V3_add_value("othername", "<unsupported>", &ret))
+ return NULL;
+ break;
+
+ case GEN_X400:
+ if (!X509V3_add_value("X400Name", "<unsupported>", &ret))
+ return NULL;
+ break;
+
+ case GEN_EDIPARTY:
+ if (!X509V3_add_value("EdiPartyName", "<unsupported>", &ret))
+ return NULL;
+ break;
+
+ case GEN_EMAIL:
+ if (!X509V3_add_value_uchar("email", gen->d.ia5->data, &ret))
+ return NULL;
+ break;
+
+ case GEN_DNS:
+ if (!X509V3_add_value_uchar("DNS", gen->d.ia5->data, &ret))
+ return NULL;
+ break;
+
+ case GEN_URI:
+ if (!X509V3_add_value_uchar("URI", gen->d.ia5->data, &ret))
+ return NULL;
+ break;
+
+ case GEN_DIRNAME:
+ if (X509_NAME_oneline(gen->d.dirn, oline, 256) == NULL
+ || !X509V3_add_value("DirName", oline, &ret))
+ return NULL;
+ break;
+
+ case GEN_IPADD:
+ p = gen->d.ip->data;
+ if (gen->d.ip->length == 4)
+ BIO_snprintf(oline, sizeof oline,
+ "%d.%d.%d.%d", p[0], p[1], p[2], p[3]);
+ else if (gen->d.ip->length == 16) {
+ oline[0] = 0;
+ for (i = 0; i < 8; i++) {
+ BIO_snprintf(htmp, sizeof htmp, "%X", p[0] << 8 | p[1]);
+ p += 2;
+ BUF_strlcat(oline, htmp, sizeof(oline));
+ if (i != 7)
+ BUF_strlcat(oline, ":", sizeof(oline));
+ }
+ } else {
+ if (!X509V3_add_value("IP Address", "<invalid>", &ret))
+ return NULL;
+ break;
+ }
+ if (!X509V3_add_value("IP Address", oline, &ret))
+ return NULL;
+ break;
+
+ case GEN_RID:
+ i2t_ASN1_OBJECT(oline, 256, gen->d.rid);
+ if (!X509V3_add_value("Registered ID", oline, &ret))
+ return NULL;
+ break;
+ }
+ return ret;
+}
+
+int GENERAL_NAME_print(BIO *out, GENERAL_NAME *gen)
+{
+ unsigned char *p;
+ int i;
+ switch (gen->type) {
+ case GEN_OTHERNAME:
+ BIO_printf(out, "othername:<unsupported>");
+ break;
+
+ case GEN_X400:
+ BIO_printf(out, "X400Name:<unsupported>");
+ break;
+
+ case GEN_EDIPARTY:
+ /* Maybe fix this: it is supported now */
+ BIO_printf(out, "EdiPartyName:<unsupported>");
+ break;
+
+ case GEN_EMAIL:
+ BIO_printf(out, "email:%s", gen->d.ia5->data);
+ break;
+
+ case GEN_DNS:
+ BIO_printf(out, "DNS:%s", gen->d.ia5->data);
+ break;
+
+ case GEN_URI:
+ BIO_printf(out, "URI:%s", gen->d.ia5->data);
+ break;
+
+ case GEN_DIRNAME:
+ BIO_printf(out, "DirName: ");
+ X509_NAME_print_ex(out, gen->d.dirn, 0, XN_FLAG_ONELINE);
+ break;
+
+ case GEN_IPADD:
+ p = gen->d.ip->data;
+ if (gen->d.ip->length == 4)
+ BIO_printf(out, "IP Address:%d.%d.%d.%d", p[0], p[1], p[2], p[3]);
+ else if (gen->d.ip->length == 16) {
+ BIO_printf(out, "IP Address");
+ for (i = 0; i < 8; i++) {
+ BIO_printf(out, ":%X", p[0] << 8 | p[1]);
+ p += 2;
+ }
+ BIO_puts(out, "\n");
+ } else {
+ BIO_printf(out, "IP Address:<invalid>");
+ break;
+ }
+ break;
+
+ case GEN_RID:
+ BIO_printf(out, "Registered ID");
+ i2a_ASN1_OBJECT(out, gen->d.rid);
+ break;
+ }
+ return 1;
+}
+
+static GENERAL_NAMES *v2i_issuer_alt(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx,
+ STACK_OF(CONF_VALUE) *nval)
+{
+ GENERAL_NAMES *gens = NULL;
+ CONF_VALUE *cnf;
+ size_t i;
+ if (!(gens = sk_GENERAL_NAME_new_null())) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ cnf = sk_CONF_VALUE_value(nval, i);
+ if (!name_cmp(cnf->name, "issuer") && cnf->value &&
+ !strcmp(cnf->value, "copy")) {
+ if (!copy_issuer(ctx, gens))
+ goto err;
+ } else {
+ GENERAL_NAME *gen;
+ if (!(gen = v2i_GENERAL_NAME(method, ctx, cnf)))
+ goto err;
+ sk_GENERAL_NAME_push(gens, gen);
+ }
+ }
+ return gens;
+ err:
+ sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
+ return NULL;
+}
+
+/* Append subject altname of issuer to issuer alt name of subject */
+
+static int copy_issuer(X509V3_CTX *ctx, GENERAL_NAMES *gens)
+{
+ GENERAL_NAMES *ialt;
+ GENERAL_NAME *gen;
+ X509_EXTENSION *ext;
+ int i;
+ size_t j;
+ if (ctx && (ctx->flags == CTX_TEST))
+ return 1;
+ if (!ctx || !ctx->issuer_cert) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_NO_ISSUER_DETAILS);
+ goto err;
+ }
+ i = X509_get_ext_by_NID(ctx->issuer_cert, NID_subject_alt_name, -1);
+ if (i < 0)
+ return 1;
+ if (!(ext = X509_get_ext(ctx->issuer_cert, i)) ||
+ !(ialt = X509V3_EXT_d2i(ext))) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_ISSUER_DECODE_ERROR);
+ goto err;
+ }
+
+ for (j = 0; j < sk_GENERAL_NAME_num(ialt); j++) {
+ gen = sk_GENERAL_NAME_value(ialt, j);
+ if (!sk_GENERAL_NAME_push(gens, gen)) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ }
+ sk_GENERAL_NAME_free(ialt);
+
+ return 1;
+
+ err:
+ return 0;
+
+}
+
+static GENERAL_NAMES *v2i_subject_alt(X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx,
+ STACK_OF(CONF_VALUE) *nval)
+{
+ GENERAL_NAMES *gens = NULL;
+ CONF_VALUE *cnf;
+ size_t i;
+ if (!(gens = sk_GENERAL_NAME_new_null())) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ cnf = sk_CONF_VALUE_value(nval, i);
+ if (!name_cmp(cnf->name, "email") && cnf->value &&
+ !strcmp(cnf->value, "copy")) {
+ if (!copy_email(ctx, gens, 0))
+ goto err;
+ } else if (!name_cmp(cnf->name, "email") && cnf->value &&
+ !strcmp(cnf->value, "move")) {
+ if (!copy_email(ctx, gens, 1))
+ goto err;
+ } else {
+ GENERAL_NAME *gen;
+ if (!(gen = v2i_GENERAL_NAME(method, ctx, cnf)))
+ goto err;
+ sk_GENERAL_NAME_push(gens, gen);
+ }
+ }
+ return gens;
+ err:
+ sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
+ return NULL;
+}
+
+/*
+ * Copy any email addresses in a certificate or request to GENERAL_NAMES
+ */
+
+static int copy_email(X509V3_CTX *ctx, GENERAL_NAMES *gens, int move_p)
+{
+ X509_NAME *nm;
+ ASN1_IA5STRING *email = NULL;
+ X509_NAME_ENTRY *ne;
+ GENERAL_NAME *gen = NULL;
+ int i;
+ if (ctx != NULL && ctx->flags == CTX_TEST)
+ return 1;
+ if (!ctx || (!ctx->subject_cert && !ctx->subject_req)) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_NO_SUBJECT_DETAILS);
+ goto err;
+ }
+ /* Find the subject name */
+ if (ctx->subject_cert)
+ nm = X509_get_subject_name(ctx->subject_cert);
+ else
+ nm = X509_REQ_get_subject_name(ctx->subject_req);
+
+ /* Now add any email address(es) to STACK */
+ i = -1;
+ while ((i = X509_NAME_get_index_by_NID(nm,
+ NID_pkcs9_emailAddress, i)) >= 0) {
+ ne = X509_NAME_get_entry(nm, i);
+ email = M_ASN1_IA5STRING_dup(X509_NAME_ENTRY_get_data(ne));
+ if (move_p) {
+ X509_NAME_delete_entry(nm, i);
+ X509_NAME_ENTRY_free(ne);
+ i--;
+ }
+ if (!email || !(gen = GENERAL_NAME_new())) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ gen->d.ia5 = email;
+ email = NULL;
+ gen->type = GEN_EMAIL;
+ if (!sk_GENERAL_NAME_push(gens, gen)) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ gen = NULL;
+ }
+
+ return 1;
+
+ err:
+ GENERAL_NAME_free(gen);
+ M_ASN1_IA5STRING_free(email);
+ return 0;
+
+}
+
+GENERAL_NAMES *v2i_GENERAL_NAMES(const X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
+{
+ GENERAL_NAME *gen;
+ GENERAL_NAMES *gens = NULL;
+ CONF_VALUE *cnf;
+ size_t i;
+ if (!(gens = sk_GENERAL_NAME_new_null())) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
+ cnf = sk_CONF_VALUE_value(nval, i);
+ if (!(gen = v2i_GENERAL_NAME(method, ctx, cnf)))
+ goto err;
+ sk_GENERAL_NAME_push(gens, gen);
+ }
+ return gens;
+ err:
+ sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
+ return NULL;
+}
+
+GENERAL_NAME *v2i_GENERAL_NAME(const X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, CONF_VALUE *cnf)
+{
+ return v2i_GENERAL_NAME_ex(NULL, method, ctx, cnf, 0);
+}
+
+GENERAL_NAME *a2i_GENERAL_NAME(GENERAL_NAME *out,
+ const X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, int gen_type, char *value,
+ int is_nc)
+{
+ char is_string = 0;
+ GENERAL_NAME *gen = NULL;
+
+ if (!value) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_MISSING_VALUE);
+ return NULL;
+ }
+
+ if (out)
+ gen = out;
+ else {
+ gen = GENERAL_NAME_new();
+ if (gen == NULL) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ }
+
+ switch (gen_type) {
+ case GEN_URI:
+ case GEN_EMAIL:
+ case GEN_DNS:
+ is_string = 1;
+ break;
+
+ case GEN_RID:
+ {
+ ASN1_OBJECT *obj;
+ if (!(obj = OBJ_txt2obj(value, 0))) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_BAD_OBJECT);
+ ERR_add_error_data(2, "value=", value);
+ goto err;
+ }
+ gen->d.rid = obj;
+ }
+ break;
+
+ case GEN_IPADD:
+ if (is_nc)
+ gen->d.ip = a2i_IPADDRESS_NC(value);
+ else
+ gen->d.ip = a2i_IPADDRESS(value);
+ if (gen->d.ip == NULL) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_BAD_IP_ADDRESS);
+ ERR_add_error_data(2, "value=", value);
+ goto err;
+ }
+ break;
+
+ case GEN_DIRNAME:
+ if (!do_dirname(gen, value, ctx)) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_DIRNAME_ERROR);
+ goto err;
+ }
+ break;
+
+ case GEN_OTHERNAME:
+ if (!do_othername(gen, value, ctx)) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_OTHERNAME_ERROR);
+ goto err;
+ }
+ break;
+ default:
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_UNSUPPORTED_TYPE);
+ goto err;
+ }
+
+ if (is_string) {
+ if (!(gen->d.ia5 = M_ASN1_IA5STRING_new()) ||
+ !ASN1_STRING_set(gen->d.ia5, (unsigned char *)value,
+ strlen(value))) {
+ OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ }
+
+ gen->type = gen_type;
+
+ return gen;
+
+ err:
+ if (!out)
+ GENERAL_NAME_free(gen);
+ return NULL;
+}
+
+GENERAL_NAME *v2i_GENERAL_NAME_ex(GENERAL_NAME *out,
+ const X509V3_EXT_METHOD *method,
+ X509V3_CTX *ctx, CONF_VALUE *cnf, int is_nc)
+{
+ int type;
+
+ char *name, *value;
+
+ name = cnf->name;
+ value = cnf->value;
+
+ if (!value) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_MISSING_VALUE);
+ return NULL;
+ }
+
+ if (!name_cmp(name, "email"))
+ type = GEN_EMAIL;
+ else if (!name_cmp(name, "URI"))
+ type = GEN_URI;
+ else if (!name_cmp(name, "DNS"))
+ type = GEN_DNS;
+ else if (!name_cmp(name, "RID"))
+ type = GEN_RID;
+ else if (!name_cmp(name, "IP"))
+ type = GEN_IPADD;
+ else if (!name_cmp(name, "dirName"))
+ type = GEN_DIRNAME;
+ else if (!name_cmp(name, "otherName"))
+ type = GEN_OTHERNAME;
+ else {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_UNSUPPORTED_OPTION);
+ ERR_add_error_data(2, "name=", name);
+ return NULL;
+ }
+
+ return a2i_GENERAL_NAME(out, method, ctx, type, value, is_nc);
+
+}
+
+static int do_othername(GENERAL_NAME *gen, char *value, X509V3_CTX *ctx)
+{
+ char *objtmp = NULL, *p;
+ int objlen;
+ if (!(p = strchr(value, ';')))
+ return 0;
+ if (!(gen->d.otherName = OTHERNAME_new()))
+ return 0;
+ /*
+ * Free this up because we will overwrite it. no need to free type_id
+ * because it is static
+ */
+ ASN1_TYPE_free(gen->d.otherName->value);
+ if (!(gen->d.otherName->value = ASN1_generate_v3(p + 1, ctx)))
+ return 0;
+ objlen = p - value;
+ objtmp = OPENSSL_malloc(objlen + 1);
+ if (objtmp == NULL)
+ return 0;
+ BUF_strlcpy(objtmp, value, objlen + 1);
+ gen->d.otherName->type_id = OBJ_txt2obj(objtmp, 0);
+ OPENSSL_free(objtmp);
+ if (!gen->d.otherName->type_id)
+ return 0;
+ return 1;
+}
+
+static int do_dirname(GENERAL_NAME *gen, char *value, X509V3_CTX *ctx)
+{
+ int ret = 0;
+ STACK_OF(CONF_VALUE) *sk = NULL;
+ X509_NAME *nm = X509_NAME_new();
+ if (nm == NULL)
+ goto err;
+ sk = X509V3_get_section(ctx, value);
+ if (sk == NULL) {
+ OPENSSL_PUT_ERROR(X509V3, X509V3_R_SECTION_NOT_FOUND);
+ ERR_add_error_data(2, "section=", value);
+ goto err;
+ }
+ /* FIXME: should allow other character types... */
+ if (!X509V3_NAME_from_section(nm, sk, MBSTRING_ASC))
+ goto err;
+ gen->d.dirn = nm;
+ ret = 1;
+
+ err:
+ if (!ret)
+ X509_NAME_free(nm);
+ X509V3_section_free(ctx, sk);
+ return ret;
+}
git://repos.xcallymotion.com / motion2.git / blobdiff