-/* crypto/x509/x509_lu.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * 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 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 acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS 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 AUTHOR OR 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.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include <stdio.h>
-#include "cryptlib.h"
-#include "lhash.h"
-#include "x509.h"
-
-static STACK *x509_store_meth=NULL;
-static STACK *x509_store_ctx_meth=NULL;
-
-X509_LOOKUP *X509_LOOKUP_new(method)
-X509_LOOKUP_METHOD *method;
- {
- X509_LOOKUP *ret;
-
- ret=(X509_LOOKUP *)Malloc(sizeof(X509_LOOKUP));
- if (ret == NULL) return(NULL);
-
- ret->init=0;
- ret->skip=0;
- ret->method=method;
- ret->method_data=NULL;
- ret->store_ctx=NULL;
- if ((method->new_item != NULL) && !method->new_item(ret))
- {
- Free(ret);
- return(NULL);
- }
- return(ret);
- }
-
-void X509_LOOKUP_free(ctx)
-X509_LOOKUP *ctx;
- {
- if (ctx == NULL) return;
- if ( (ctx->method != NULL) &&
- (ctx->method->free != NULL))
- ctx->method->free(ctx);
- Free(ctx);
- }
-
-int X509_LOOKUP_init(ctx)
-X509_LOOKUP *ctx;
- {
- if (ctx->method == NULL) return(0);
- if (ctx->method->init != NULL)
- return(ctx->method->init(ctx));
- else
- return(1);
- }
-
-int X509_LOOKUP_shutdown(ctx)
-X509_LOOKUP *ctx;
- {
- if (ctx->method == NULL) return(0);
- if (ctx->method->shutdown != NULL)
- return(ctx->method->shutdown(ctx));
- else
- return(1);
- }
-
-int X509_LOOKUP_ctrl(ctx,cmd,argc,argl,ret)
-X509_LOOKUP *ctx;
-int cmd;
-char *argc;
-long argl;
-char **ret;
- {
- if (ctx->method == NULL) return(-1);
- if (ctx->method->ctrl != NULL)
- return(ctx->method->ctrl(ctx,cmd,argc,argl,ret));
- else
- return(1);
- }
-
-int X509_LOOKUP_by_subject(ctx,type,name,ret)
-X509_LOOKUP *ctx;
-int type;
-X509_NAME *name;
-X509_OBJECT *ret;
- {
- if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL))
- return(X509_LU_FAIL);
- if (ctx->skip) return(0);
- return(ctx->method->get_by_subject(ctx,type,name,ret));
- }
-
-int X509_LOOKUP_by_issuer_serial(ctx,type,name,serial,ret)
-X509_LOOKUP *ctx;
-int type;
-X509_NAME *name;
-ASN1_INTEGER *serial;
-X509_OBJECT *ret;
- {
- if ((ctx->method == NULL) ||
- (ctx->method->get_by_issuer_serial == NULL))
- return(X509_LU_FAIL);
- return(ctx->method->get_by_issuer_serial(ctx,type,name,serial,ret));
- }
-
-int X509_LOOKUP_by_fingerprint(ctx,type,bytes,len,ret)
-X509_LOOKUP *ctx;
-int type;
-unsigned char *bytes;
-int len;
-X509_OBJECT *ret;
- {
- if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL))
- return(X509_LU_FAIL);
- return(ctx->method->get_by_fingerprint(ctx,type,bytes,len,ret));
- }
-
-int X509_LOOKUP_by_alias(ctx,type,str,len,ret)
-X509_LOOKUP *ctx;
-int type;
-char *str;
-int len;
-X509_OBJECT *ret;
- {
- if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL))
- return(X509_LU_FAIL);
- return(ctx->method->get_by_alias(ctx,str,len,ret));
- }
-
-static unsigned long x509_object_hash(a)
-X509_OBJECT *a;
- {
- unsigned long h;
-
- switch (a->type)
- {
- case X509_LU_X509:
- h=X509_NAME_hash(a->data.x509->cert_info->subject);
- break;
- case X509_LU_CRL:
- h=X509_NAME_hash(a->data.crl->crl->issuer);
- break;
- default:
- abort();
- }
- return(h);
- }
-
-static int x509_object_cmp(a,b)
-X509_OBJECT *a,*b;
- {
- int ret;
-
- ret=(a->type - b->type);
- if (ret) return(ret);
- switch (a->type)
- {
- case X509_LU_X509:
- ret=X509_subject_name_cmp(a->data.x509,b->data.x509);
- break;
- case X509_LU_CRL:
- ret=X509_CRL_cmp(a->data.crl,b->data.crl);
- break;
- default:
- abort();
- }
- return(ret);
- }
-
-X509_STORE *X509_STORE_new()
- {
- X509_STORE *ret;
-
- if ((ret=(X509_STORE *)Malloc(sizeof(X509_STORE))) == NULL)
- return(NULL);
- ret->certs=lh_new(x509_object_hash,x509_object_cmp);
- ret->cache=1;
- ret->get_cert_methods=sk_new_null();
- ret->verify=NULL;
- ret->verify_cb=NULL;
- memset(&ret->ex_data,0,sizeof(CRYPTO_EX_DATA));
- ret->references=1;
- return(ret);
- }
-
-static void cleanup(a)
-X509_OBJECT *a;
- {
- if (a->type == X509_LU_X509)
- {
- X509_free(a->data.x509);
- }
- else if (a->type == X509_LU_CRL)
- {
- X509_CRL_free(a->data.crl);
- }
- else
- abort();
-
- Free(a);
- }
-
-void X509_STORE_free(vfy)
-X509_STORE *vfy;
- {
- int i;
- STACK *sk;
- X509_LOOKUP *lu;
-
- sk=vfy->get_cert_methods;
- for (i=0; i<sk_num(sk); i++)
- {
- lu=(X509_LOOKUP *)sk_value(sk,i);
- X509_LOOKUP_shutdown(lu);
- X509_LOOKUP_free(lu);
- }
- sk_free(sk);
-
- CRYPTO_free_ex_data(x509_store_meth,(char *)vfy,&vfy->ex_data);
- lh_doall(vfy->certs,cleanup);
- lh_free(vfy->certs);
- Free(vfy);
- }
-
-X509_LOOKUP *X509_STORE_add_lookup(v,m)
-X509_STORE *v;
-X509_LOOKUP_METHOD *m;
- {
- int i;
- STACK *sk;
- X509_LOOKUP *lu;
-
- sk=v->get_cert_methods;
- for (i=0; i<sk_num(sk); i++)
- {
- lu=(X509_LOOKUP *)sk_value(sk,i);
- if (m == lu->method)
- {
- return(lu);
- }
- }
- /* a new one */
- lu=X509_LOOKUP_new(m);
- if (lu == NULL)
- return(NULL);
- else
- {
- lu->store_ctx=v;
- if (sk_push(v->get_cert_methods,(char *)lu))
- return(lu);
- else
- {
- X509_LOOKUP_free(lu);
- return(NULL);
- }
- }
- }
-
-int X509_STORE_get_by_subject(vs,type,name,ret)
-X509_STORE_CTX *vs;
-int type;
-X509_NAME *name;
-X509_OBJECT *ret;
- {
- X509_STORE *ctx=vs->ctx;
- X509_LOOKUP *lu;
- X509_OBJECT stmp,*tmp;
- int i,j;
-
- tmp=X509_OBJECT_retrieve_by_subject(ctx->certs,type,name);
-
- if (tmp == NULL)
- {
- for (i=vs->current_method; i<sk_num(ctx->get_cert_methods); i++)
- {
- lu=(X509_LOOKUP *)sk_value(ctx->get_cert_methods,i);
- j=X509_LOOKUP_by_subject(lu,type,name,&stmp);
- if (j < 0)
- {
- vs->current_method=j;
- return(j);
- }
- else if (j)
- {
- tmp= &stmp;
- break;
- }
- }
- vs->current_method=0;
- if (tmp == NULL)
- return(0);
- }
-
-/* if (ret->data.ptr != NULL)
- X509_OBJECT_free_contents(ret); */
-
- ret->type=tmp->type;
- ret->data.ptr=tmp->data.ptr;
-
- X509_OBJECT_up_ref_count(ret);
-
- return(1);
- }
-
-void X509_OBJECT_up_ref_count(a)
-X509_OBJECT *a;
- {
- switch (a->type)
- {
- case X509_LU_X509:
- CRYPTO_add(&a->data.x509->references,1,CRYPTO_LOCK_X509);
- break;
- case X509_LU_CRL:
- CRYPTO_add(&a->data.crl->references,1,CRYPTO_LOCK_X509_CRL);
- break;
- }
- }
-
-void X509_OBJECT_free_contents(a)
-X509_OBJECT *a;
- {
- switch (a->type)
- {
- case X509_LU_X509:
- X509_free(a->data.x509);
- break;
- case X509_LU_CRL:
- X509_CRL_free(a->data.crl);
- break;
- }
- }
-
-X509_OBJECT *X509_OBJECT_retrieve_by_subject(h,type,name)
-LHASH *h;
-int type;
-X509_NAME *name;
- {
- X509_OBJECT stmp,*tmp;
- X509 x509_s;
- X509_CINF cinf_s;
- X509_CRL crl_s;
- X509_CRL_INFO crl_info_s;
-
- stmp.type=type;
- switch (type)
- {
- case X509_LU_X509:
- stmp.data.x509= &x509_s;
- x509_s.cert_info= &cinf_s;
- cinf_s.subject=name;
- break;
- case X509_LU_CRL:
- stmp.data.crl= &crl_s;
- crl_s.crl= &crl_info_s;
- crl_info_s.issuer=name;
- break;
- default:
- abort();
- }
-
- tmp=(X509_OBJECT *)lh_retrieve(h,(char *)&stmp);
- return(tmp);
- }
-
-void X509_STORE_CTX_init(ctx,store,x509,chain)
-X509_STORE_CTX *ctx;
-X509_STORE *store;
-X509 *x509;
-STACK *chain;
- {
- ctx->ctx=store;
- ctx->current_method=0;
- ctx->cert=x509;
- ctx->untrusted=chain;
- ctx->last_untrusted=0;
- ctx->valid=0;
- ctx->chain=NULL;
- ctx->depth=10;
- ctx->error=0;
- ctx->current_cert=NULL;
- memset(&(ctx->ex_data),0,sizeof(CRYPTO_EX_DATA));
- }
-
-void X509_STORE_CTX_cleanup(ctx)
-X509_STORE_CTX *ctx;
- {
- if (ctx->chain != NULL)
- {
- sk_pop_free(ctx->chain,X509_free);
- ctx->chain=NULL;
- }
- CRYPTO_free_ex_data(x509_store_ctx_meth,(char *)ctx,&(ctx->ex_data));
- memset(&ctx->ex_data,0,sizeof(CRYPTO_EX_DATA));
- }
-
+#include "internal/cryptlib.h"
+#include "internal/refcount.h"
+#include <openssl/x509.h>
+#include "internal/x509_int.h"
+#include <openssl/x509v3.h>
+#include "x509_lcl.h"
+
+X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
+{
+ X509_LOOKUP *ret;
+
+ ret = OPENSSL_zalloc(sizeof(*ret));
+ if (ret == NULL)
+ return NULL;
+
+ ret->method = method;
+ if ((method->new_item != NULL) && !method->new_item(ret)) {
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ return ret;
+}
+
+void X509_LOOKUP_free(X509_LOOKUP *ctx)
+{
+ if (ctx == NULL)
+ return;
+ if ((ctx->method != NULL) && (ctx->method->free != NULL))
+ (*ctx->method->free) (ctx);
+ OPENSSL_free(ctx);
+}
+
+int X509_STORE_lock(X509_STORE *s)
+{
+ return CRYPTO_THREAD_write_lock(s->lock);
+}
+
+int X509_STORE_unlock(X509_STORE *s)
+{
+ return CRYPTO_THREAD_unlock(s->lock);
+}
+
+int X509_LOOKUP_init(X509_LOOKUP *ctx)
+{
+ if (ctx->method == NULL)
+ return 0;
+ if (ctx->method->init != NULL)
+ return ctx->method->init(ctx);
+ else
+ return 1;
+}
+
+int X509_LOOKUP_shutdown(X509_LOOKUP *ctx)
+{
+ if (ctx->method == NULL)
+ return 0;
+ if (ctx->method->shutdown != NULL)
+ return ctx->method->shutdown(ctx);
+ else
+ return 1;
+}
+
+int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
+ char **ret)
+{
+ if (ctx->method == NULL)
+ return -1;
+ if (ctx->method->ctrl != NULL)
+ return ctx->method->ctrl(ctx, cmd, argc, argl, ret);
+ else
+ return 1;
+}
+
+int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
+ X509_NAME *name, X509_OBJECT *ret)
+{
+ if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL))
+ return 0;
+ if (ctx->skip)
+ return 0;
+ return ctx->method->get_by_subject(ctx, type, name, ret);
+}
+
+int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
+ X509_NAME *name, ASN1_INTEGER *serial,
+ X509_OBJECT *ret)
+{
+ if ((ctx->method == NULL) || (ctx->method->get_by_issuer_serial == NULL))
+ return 0;
+ return ctx->method->get_by_issuer_serial(ctx, type, name, serial, ret);
+}
+
+int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
+ const unsigned char *bytes, int len,
+ X509_OBJECT *ret)
+{
+ if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL))
+ return 0;
+ return ctx->method->get_by_fingerprint(ctx, type, bytes, len, ret);
+}
+
+int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, X509_LOOKUP_TYPE type,
+ const char *str, int len, X509_OBJECT *ret)
+{
+ if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL))
+ return 0;
+ return ctx->method->get_by_alias(ctx, type, str, len, ret);
+}
+
+static int x509_object_cmp(const X509_OBJECT *const *a,
+ const X509_OBJECT *const *b)
+{
+ int ret;
+
+ ret = ((*a)->type - (*b)->type);
+ if (ret)
+ return ret;
+ switch ((*a)->type) {
+ case X509_LU_X509:
+ ret = X509_subject_name_cmp((*a)->data.x509, (*b)->data.x509);
+ break;
+ case X509_LU_CRL:
+ ret = X509_CRL_cmp((*a)->data.crl, (*b)->data.crl);
+ break;
+ case X509_LU_NONE:
+ /* abort(); */
+ return 0;
+ }
+ return ret;
+}
+
+X509_STORE *X509_STORE_new(void)
+{
+ X509_STORE *ret;
+
+ if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL)
+ return NULL;
+ if ((ret->objs = sk_X509_OBJECT_new(x509_object_cmp)) == NULL)
+ goto err;
+ ret->cache = 1;
+ if ((ret->get_cert_methods = sk_X509_LOOKUP_new_null()) == NULL)
+ goto err;
+
+ if ((ret->param = X509_VERIFY_PARAM_new()) == NULL)
+ goto err;
+
+ if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data))
+ goto err;
+
+ ret->lock = CRYPTO_THREAD_lock_new();
+ if (ret->lock == NULL)
+ goto err;
+
+ ret->references = 1;
+ return ret;
+
+err:
+ X509_VERIFY_PARAM_free(ret->param);
+ sk_X509_OBJECT_free(ret->objs);
+ sk_X509_LOOKUP_free(ret->get_cert_methods);
+ OPENSSL_free(ret);
+ return NULL;
+}
+
+void X509_STORE_free(X509_STORE *vfy)
+{
+ int i;
+ STACK_OF(X509_LOOKUP) *sk;
+ X509_LOOKUP *lu;
+
+ if (vfy == NULL)
+ return;
+ CRYPTO_DOWN_REF(&vfy->references, &i, vfy->lock);
+ REF_PRINT_COUNT("X509_STORE", vfy);
+ if (i > 0)
+ return;
+ REF_ASSERT_ISNT(i < 0);
+
+ sk = vfy->get_cert_methods;
+ for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
+ lu = sk_X509_LOOKUP_value(sk, i);
+ X509_LOOKUP_shutdown(lu);
+ X509_LOOKUP_free(lu);
+ }
+ sk_X509_LOOKUP_free(sk);
+ sk_X509_OBJECT_pop_free(vfy->objs, X509_OBJECT_free);
+
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data);
+ X509_VERIFY_PARAM_free(vfy->param);
+ CRYPTO_THREAD_lock_free(vfy->lock);
+ OPENSSL_free(vfy);
+}
+
+int X509_STORE_up_ref(X509_STORE *vfy)
+{
+ int i;
+
+ if (CRYPTO_UP_REF(&vfy->references, &i, vfy->lock) <= 0)
+ return 0;
+
+ REF_PRINT_COUNT("X509_STORE", a);
+ REF_ASSERT_ISNT(i < 2);
+ return ((i > 1) ? 1 : 0);
+}
+
+X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m)
+{
+ int i;
+ STACK_OF(X509_LOOKUP) *sk;
+ X509_LOOKUP *lu;
+
+ sk = v->get_cert_methods;
+ for (i = 0; i < sk_X509_LOOKUP_num(sk); i++) {
+ lu = sk_X509_LOOKUP_value(sk, i);
+ if (m == lu->method) {
+ return lu;
+ }
+ }
+ /* a new one */
+ lu = X509_LOOKUP_new(m);
+ if (lu == NULL)
+ return NULL;
+ else {
+ lu->store_ctx = v;
+ if (sk_X509_LOOKUP_push(v->get_cert_methods, lu))
+ return lu;
+ else {
+ X509_LOOKUP_free(lu);
+ return NULL;
+ }
+ }
+}
+
+X509_OBJECT *X509_STORE_CTX_get_obj_by_subject(X509_STORE_CTX *vs,
+ X509_LOOKUP_TYPE type,
+ X509_NAME *name)
+{
+ X509_OBJECT *ret = X509_OBJECT_new();
+
+ if (ret == NULL)
+ return NULL;
+ if (!X509_STORE_CTX_get_by_subject(vs, type, name, ret)) {
+ X509_OBJECT_free(ret);
+ return NULL;
+ }
+ return ret;
+}
+
+int X509_STORE_CTX_get_by_subject(X509_STORE_CTX *vs, X509_LOOKUP_TYPE type,
+ X509_NAME *name, X509_OBJECT *ret)
+{
+ X509_STORE *ctx = vs->ctx;
+ X509_LOOKUP *lu;
+ X509_OBJECT stmp, *tmp;
+ int i, j;
+
+ CRYPTO_THREAD_write_lock(ctx->lock);
+ tmp = X509_OBJECT_retrieve_by_subject(ctx->objs, type, name);
+ CRYPTO_THREAD_unlock(ctx->lock);
+
+ if (tmp == NULL || type == X509_LU_CRL) {
+ for (i = 0; i < sk_X509_LOOKUP_num(ctx->get_cert_methods); i++) {
+ lu = sk_X509_LOOKUP_value(ctx->get_cert_methods, i);
+ j = X509_LOOKUP_by_subject(lu, type, name, &stmp);
+ if (j) {
+ tmp = &stmp;
+ break;
+ }
+ }
+ if (tmp == NULL)
+ return 0;
+ }
+
+ ret->type = tmp->type;
+ ret->data.ptr = tmp->data.ptr;
+
+ X509_OBJECT_up_ref_count(ret);
+
+ return 1;
+}
+
+static int x509_store_add(X509_STORE *ctx, void *x, int crl) {
+ X509_OBJECT *obj;
+ int ret = 0, added = 0;
+
+ if (x == NULL)
+ return 0;
+ obj = X509_OBJECT_new();
+ if (obj == NULL)
+ return 0;
+
+ if (crl) {
+ obj->type = X509_LU_CRL;
+ obj->data.crl = (X509_CRL *)x;
+ } else {
+ obj->type = X509_LU_X509;
+ obj->data.x509 = (X509 *)x;
+ }
+ X509_OBJECT_up_ref_count(obj);
+
+ CRYPTO_THREAD_write_lock(ctx->lock);
+
+ if (X509_OBJECT_retrieve_match(ctx->objs, obj)) {
+ ret = 1;
+ } else {
+ added = sk_X509_OBJECT_push(ctx->objs, obj);
+ ret = added != 0;
+ }
+
+ CRYPTO_THREAD_unlock(ctx->lock);
+
+ if (added == 0) /* obj not pushed */
+ X509_OBJECT_free(obj);
+
+ return ret;
+}
+
+int X509_STORE_add_cert(X509_STORE *ctx, X509 *x)
+{
+ if (!x509_store_add(ctx, x, 0)) {
+ X509err(X509_F_X509_STORE_ADD_CERT, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ return 1;
+}
+
+int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x)
+{
+ if (!x509_store_add(ctx, x, 1)) {
+ X509err(X509_F_X509_STORE_ADD_CRL, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ return 1;
+}
+
+int X509_OBJECT_up_ref_count(X509_OBJECT *a)
+{
+ switch (a->type) {
+ case X509_LU_NONE:
+ break;
+ case X509_LU_X509:
+ return X509_up_ref(a->data.x509);
+ case X509_LU_CRL:
+ return X509_CRL_up_ref(a->data.crl);
+ }
+ return 1;
+}
+
+X509 *X509_OBJECT_get0_X509(const X509_OBJECT *a)
+{
+ if (a == NULL || a->type != X509_LU_X509)
+ return NULL;
+ return a->data.x509;
+}
+
+X509_CRL *X509_OBJECT_get0_X509_CRL(X509_OBJECT *a)
+{
+ if (a == NULL || a->type != X509_LU_CRL)
+ return NULL;
+ return a->data.crl;
+}
+
+X509_LOOKUP_TYPE X509_OBJECT_get_type(const X509_OBJECT *a)
+{
+ return a->type;
+}
+
+X509_OBJECT *X509_OBJECT_new()
+{
+ X509_OBJECT *ret = OPENSSL_zalloc(sizeof(*ret));
+
+ if (ret == NULL) {
+ X509err(X509_F_X509_OBJECT_NEW, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ ret->type = X509_LU_NONE;
+ return ret;
+}
+
+
+void X509_OBJECT_free(X509_OBJECT *a)
+{
+ if (a == NULL)
+ return;
+ switch (a->type) {
+ case X509_LU_NONE:
+ break;
+ case X509_LU_X509:
+ X509_free(a->data.x509);
+ break;
+ case X509_LU_CRL:
+ X509_CRL_free(a->data.crl);
+ break;
+ }
+ OPENSSL_free(a);
+}
+
+static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
+ X509_NAME *name, int *pnmatch)
+{
+ X509_OBJECT stmp;
+ X509 x509_s;
+ X509_CRL crl_s;
+ int idx;
+
+ stmp.type = type;
+ switch (type) {
+ case X509_LU_X509:
+ stmp.data.x509 = &x509_s;
+ x509_s.cert_info.subject = name;
+ break;
+ case X509_LU_CRL:
+ stmp.data.crl = &crl_s;
+ crl_s.crl.issuer = name;
+ break;
+ case X509_LU_NONE:
+ /* abort(); */
+ return -1;
+ }
+
+ idx = sk_X509_OBJECT_find(h, &stmp);
+ if (idx >= 0 && pnmatch) {
+ int tidx;
+ const X509_OBJECT *tobj, *pstmp;
+ *pnmatch = 1;
+ pstmp = &stmp;
+ for (tidx = idx + 1; tidx < sk_X509_OBJECT_num(h); tidx++) {
+ tobj = sk_X509_OBJECT_value(h, tidx);
+ if (x509_object_cmp(&tobj, &pstmp))
+ break;
+ (*pnmatch)++;
+ }
+ }
+ return idx;
+}
+
+int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, X509_LOOKUP_TYPE type,
+ X509_NAME *name)
+{
+ return x509_object_idx_cnt(h, type, name, NULL);
+}
+
+X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h,
+ X509_LOOKUP_TYPE type,
+ X509_NAME *name)
+{
+ int idx;
+ idx = X509_OBJECT_idx_by_subject(h, type, name);
+ if (idx == -1)
+ return NULL;
+ return sk_X509_OBJECT_value(h, idx);
+}
+
+STACK_OF(X509_OBJECT) *X509_STORE_get0_objects(X509_STORE *v)
+{
+ return v->objs;
+}
+
+STACK_OF(X509) *X509_STORE_CTX_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm)
+{
+ int i, idx, cnt;
+ STACK_OF(X509) *sk = NULL;
+ X509 *x;
+ X509_OBJECT *obj;
+
+ CRYPTO_THREAD_write_lock(ctx->ctx->lock);
+ idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt);
+ if (idx < 0) {
+ /*
+ * Nothing found in cache: do lookup to possibly add new objects to
+ * cache
+ */
+ X509_OBJECT *xobj = X509_OBJECT_new();
+
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ if (xobj == NULL)
+ return NULL;
+ if (!X509_STORE_CTX_get_by_subject(ctx, X509_LU_X509, nm, xobj)) {
+ X509_OBJECT_free(xobj);
+ return NULL;
+ }
+ X509_OBJECT_free(xobj);
+ CRYPTO_THREAD_write_lock(ctx->ctx->lock);
+ idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt);
+ if (idx < 0) {
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ return NULL;
+ }
+ }
+
+ sk = sk_X509_new_null();
+ for (i = 0; i < cnt; i++, idx++) {
+ obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx);
+ x = obj->data.x509;
+ X509_up_ref(x);
+ if (!sk_X509_push(sk, x)) {
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ X509_free(x);
+ sk_X509_pop_free(sk, X509_free);
+ return NULL;
+ }
+ }
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ return sk;
+}
+
+STACK_OF(X509_CRL) *X509_STORE_CTX_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm)
+{
+ int i, idx, cnt;
+ STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
+ X509_CRL *x;
+ X509_OBJECT *obj, *xobj = X509_OBJECT_new();
+
+ /* Always do lookup to possibly add new CRLs to cache */
+ if (sk == NULL || xobj == NULL ||
+ !X509_STORE_CTX_get_by_subject(ctx, X509_LU_CRL, nm, xobj)) {
+ X509_OBJECT_free(xobj);
+ sk_X509_CRL_free(sk);
+ return NULL;
+ }
+ X509_OBJECT_free(xobj);
+ CRYPTO_THREAD_write_lock(ctx->ctx->lock);
+ idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt);
+ if (idx < 0) {
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ sk_X509_CRL_free(sk);
+ return NULL;
+ }
+
+ for (i = 0; i < cnt; i++, idx++) {
+ obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx);
+ x = obj->data.crl;
+ X509_CRL_up_ref(x);
+ if (!sk_X509_CRL_push(sk, x)) {
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ X509_CRL_free(x);
+ sk_X509_CRL_pop_free(sk, X509_CRL_free);
+ return NULL;
+ }
+ }
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ return sk;
+}
+
+X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
+ X509_OBJECT *x)
+{
+ int idx, i;
+ X509_OBJECT *obj;
+ idx = sk_X509_OBJECT_find(h, x);
+ if (idx == -1)
+ return NULL;
+ if ((x->type != X509_LU_X509) && (x->type != X509_LU_CRL))
+ return sk_X509_OBJECT_value(h, idx);
+ for (i = idx; i < sk_X509_OBJECT_num(h); i++) {
+ obj = sk_X509_OBJECT_value(h, i);
+ if (x509_object_cmp
+ ((const X509_OBJECT **)&obj, (const X509_OBJECT **)&x))
+ return NULL;
+ if (x->type == X509_LU_X509) {
+ if (!X509_cmp(obj->data.x509, x->data.x509))
+ return obj;
+ } else if (x->type == X509_LU_CRL) {
+ if (!X509_CRL_match(obj->data.crl, x->data.crl))
+ return obj;
+ } else
+ return obj;
+ }
+ return NULL;
+}
+
+/*-
+ * Try to get issuer certificate from store. Due to limitations
+ * of the API this can only retrieve a single certificate matching
+ * a given subject name. However it will fill the cache with all
+ * matching certificates, so we can examine the cache for all
+ * matches.
+ *
+ * Return values are:
+ * 1 lookup successful.
+ * 0 certificate not found.
+ * -1 some other error.
+ */
+int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x)
+{
+ X509_NAME *xn;
+ X509_OBJECT *obj = X509_OBJECT_new(), *pobj = NULL;
+ int i, ok, idx, ret;
+
+ if (obj == NULL)
+ return -1;
+ *issuer = NULL;
+ xn = X509_get_issuer_name(x);
+ ok = X509_STORE_CTX_get_by_subject(ctx, X509_LU_X509, xn, obj);
+ if (ok != 1) {
+ X509_OBJECT_free(obj);
+ return 0;
+ }
+ /* If certificate matches all OK */
+ if (ctx->check_issued(ctx, x, obj->data.x509)) {
+ if (x509_check_cert_time(ctx, obj->data.x509, -1)) {
+ *issuer = obj->data.x509;
+ X509_up_ref(*issuer);
+ X509_OBJECT_free(obj);
+ return 1;
+ }
+ }
+ X509_OBJECT_free(obj);
+
+ /* Else find index of first cert accepted by 'check_issued' */
+ ret = 0;
+ CRYPTO_THREAD_write_lock(ctx->ctx->lock);
+ idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn);
+ if (idx != -1) { /* should be true as we've had at least one
+ * match */
+ /* Look through all matching certs for suitable issuer */
+ for (i = idx; i < sk_X509_OBJECT_num(ctx->ctx->objs); i++) {
+ pobj = sk_X509_OBJECT_value(ctx->ctx->objs, i);
+ /* See if we've run past the matches */
+ if (pobj->type != X509_LU_X509)
+ break;
+ if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509)))
+ break;
+ if (ctx->check_issued(ctx, x, pobj->data.x509)) {
+ *issuer = pobj->data.x509;
+ ret = 1;
+ /*
+ * If times check, exit with match,
+ * otherwise keep looking. Leave last
+ * match in issuer so we return nearest
+ * match if no certificate time is OK.
+ */
+
+ if (x509_check_cert_time(ctx, *issuer, -1))
+ break;
+ }
+ }
+ }
+ CRYPTO_THREAD_unlock(ctx->ctx->lock);
+ if (*issuer)
+ X509_up_ref(*issuer);
+ return ret;
+}
+
+int X509_STORE_set_flags(X509_STORE *ctx, unsigned long flags)
+{
+ return X509_VERIFY_PARAM_set_flags(ctx->param, flags);
+}
+
+int X509_STORE_set_depth(X509_STORE *ctx, int depth)
+{
+ X509_VERIFY_PARAM_set_depth(ctx->param, depth);
+ return 1;
+}
+
+int X509_STORE_set_purpose(X509_STORE *ctx, int purpose)
+{
+ return X509_VERIFY_PARAM_set_purpose(ctx->param, purpose);
+}
+
+int X509_STORE_set_trust(X509_STORE *ctx, int trust)
+{
+ return X509_VERIFY_PARAM_set_trust(ctx->param, trust);
+}
+
+int X509_STORE_set1_param(X509_STORE *ctx, X509_VERIFY_PARAM *param)
+{
+ return X509_VERIFY_PARAM_set1(ctx->param, param);
+}
+
+X509_VERIFY_PARAM *X509_STORE_get0_param(X509_STORE *ctx)
+{
+ return ctx->param;
+}
+
+void X509_STORE_set_verify(X509_STORE *ctx, X509_STORE_CTX_verify_fn verify)
+{
+ ctx->verify = verify;
+}
+
+X509_STORE_CTX_verify_fn X509_STORE_get_verify(X509_STORE *ctx)
+{
+ return ctx->verify;
+}
+
+void X509_STORE_set_verify_cb(X509_STORE *ctx,
+ X509_STORE_CTX_verify_cb verify_cb)
+{
+ ctx->verify_cb = verify_cb;
+}
+
+X509_STORE_CTX_verify_cb X509_STORE_get_verify_cb(X509_STORE *ctx)
+{
+ return ctx->verify_cb;
+}
+
+void X509_STORE_set_get_issuer(X509_STORE *ctx,
+ X509_STORE_CTX_get_issuer_fn get_issuer)
+{
+ ctx->get_issuer = get_issuer;
+}
+
+X509_STORE_CTX_get_issuer_fn X509_STORE_get_get_issuer(X509_STORE *ctx)
+{
+ return ctx->get_issuer;
+}
+
+void X509_STORE_set_check_issued(X509_STORE *ctx,
+ X509_STORE_CTX_check_issued_fn check_issued)
+{
+ ctx->check_issued = check_issued;
+}
+
+X509_STORE_CTX_check_issued_fn X509_STORE_get_check_issued(X509_STORE *ctx)
+{
+ return ctx->check_issued;
+}
+
+void X509_STORE_set_check_revocation(X509_STORE *ctx,
+ X509_STORE_CTX_check_revocation_fn check_revocation)
+{
+ ctx->check_revocation = check_revocation;
+}
+
+X509_STORE_CTX_check_revocation_fn X509_STORE_get_check_revocation(X509_STORE *ctx)
+{
+ return ctx->check_revocation;
+}
+
+void X509_STORE_set_get_crl(X509_STORE *ctx,
+ X509_STORE_CTX_get_crl_fn get_crl)
+{
+ ctx->get_crl = get_crl;
+}
+
+X509_STORE_CTX_get_crl_fn X509_STORE_get_get_crl(X509_STORE *ctx)
+{
+ return ctx->get_crl;
+}
+
+void X509_STORE_set_check_crl(X509_STORE *ctx,
+ X509_STORE_CTX_check_crl_fn check_crl)
+{
+ ctx->check_crl = check_crl;
+}
+
+X509_STORE_CTX_check_crl_fn X509_STORE_get_check_crl(X509_STORE *ctx)
+{
+ return ctx->check_crl;
+}
+
+void X509_STORE_set_cert_crl(X509_STORE *ctx,
+ X509_STORE_CTX_cert_crl_fn cert_crl)
+{
+ ctx->cert_crl = cert_crl;
+}
+
+X509_STORE_CTX_cert_crl_fn X509_STORE_get_cert_crl(X509_STORE *ctx)
+{
+ return ctx->cert_crl;
+}
+
+void X509_STORE_set_check_policy(X509_STORE *ctx,
+ X509_STORE_CTX_check_policy_fn check_policy)
+{
+ ctx->check_policy = check_policy;
+}
+
+X509_STORE_CTX_check_policy_fn X509_STORE_get_check_policy(X509_STORE *ctx)
+{
+ return ctx->check_policy;
+}
+
+void X509_STORE_set_lookup_certs(X509_STORE *ctx,
+ X509_STORE_CTX_lookup_certs_fn lookup_certs)
+{
+ ctx->lookup_certs = lookup_certs;
+}
+
+X509_STORE_CTX_lookup_certs_fn X509_STORE_get_lookup_certs(X509_STORE *ctx)
+{
+ return ctx->lookup_certs;
+}
+
+void X509_STORE_set_lookup_crls(X509_STORE *ctx,
+ X509_STORE_CTX_lookup_crls_fn lookup_crls)
+{
+ ctx->lookup_crls = lookup_crls;
+}
+
+X509_STORE_CTX_lookup_crls_fn X509_STORE_get_lookup_crls(X509_STORE *ctx)
+{
+ return ctx->lookup_crls;
+}
+
+void X509_STORE_set_cleanup(X509_STORE *ctx,
+ X509_STORE_CTX_cleanup_fn ctx_cleanup)
+{
+ ctx->cleanup = ctx_cleanup;
+}
+
+X509_STORE_CTX_cleanup_fn X509_STORE_get_cleanup(X509_STORE *ctx)
+{
+ return ctx->cleanup;
+}
+
+int X509_STORE_set_ex_data(X509_STORE *ctx, int idx, void *data)
+{
+ return CRYPTO_set_ex_data(&ctx->ex_data, idx, data);
+}
+
+void *X509_STORE_get_ex_data(X509_STORE *ctx, int idx)
+{
+ return CRYPTO_get_ex_data(&ctx->ex_data, idx);
+}
+
+X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx)
+{
+ return ctx->ctx;
+}
projects / openssl.git / blobdiff