* 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:
* 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
+ * 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
* 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
*/
#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,type,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;
- ret->depth=0;
- 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;
-
- if(vfy == NULL)
- return;
-
- 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_OF(X509) *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 <openssl/lhash.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+#include "x509_lcl.h"
+
+X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
+{
+ X509_LOOKUP *ret;
+
+ ret = OPENSSL_malloc(sizeof(*ret));
+ 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)) {
+ 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_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, 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(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(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(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, 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;
+ default:
+ /* abort(); */
+ return 0;
+ }
+ return ret;
+}
+
+X509_STORE *X509_STORE_new(void)
+{
+ X509_STORE *ret;
+
+ if ((ret = OPENSSL_malloc(sizeof(*ret))) == NULL)
+ return NULL;
+ ret->objs = sk_X509_OBJECT_new(x509_object_cmp);
+ ret->cache = 1;
+ ret->get_cert_methods = sk_X509_LOOKUP_new_null();
+ ret->verify = 0;
+ ret->verify_cb = 0;
+
+ if ((ret->param = X509_VERIFY_PARAM_new()) == NULL)
+ return NULL;
+
+ ret->get_issuer = 0;
+ ret->check_issued = 0;
+ ret->check_revocation = 0;
+ ret->get_crl = 0;
+ ret->check_crl = 0;
+ ret->cert_crl = 0;
+ ret->lookup_certs = 0;
+ ret->lookup_crls = 0;
+ ret->cleanup = 0;
+
+ if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data)) {
+ sk_X509_OBJECT_free(ret->objs);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+
+ ret->references = 1;
+ return ret;
+}
+
+static void cleanup(X509_OBJECT *a)
+{
+ if (!a)
+ return;
+ 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(); */
+ }
+
+ OPENSSL_free(a);
+}
+
+void X509_STORE_free(X509_STORE *vfy)
+{
+ int i;
+ STACK_OF(X509_LOOKUP) *sk;
+ X509_LOOKUP *lu;
+
+ if (vfy == NULL)
+ return;
+
+ i = CRYPTO_add(&vfy->references, -1, CRYPTO_LOCK_X509_STORE);
+#ifdef REF_PRINT
+ REF_PRINT("X509_STORE", vfy);
+#endif
+ if (i > 0)
+ return;
+#ifdef REF_CHECK
+ if (i < 0) {
+ fprintf(stderr, "X509_STORE_free, bad reference count\n");
+ abort(); /* ok */
+ }
+#endif
+
+ 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, cleanup);
+
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data);
+ X509_VERIFY_PARAM_free(vfy->param);
+ OPENSSL_free(vfy);
+}
+
+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;
+ }
+ }
+}
+
+int X509_STORE_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_w_lock(CRYPTO_LOCK_X509_STORE);
+ tmp = X509_OBJECT_retrieve_by_subject(ctx->objs, type, name);
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+
+ if (tmp == NULL || type == X509_LU_CRL) {
+ for (i = vs->current_method;
+ 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 < 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;
+}
+
+int X509_STORE_add_cert(X509_STORE *ctx, X509 *x)
+{
+ X509_OBJECT *obj;
+ int ret = 1;
+
+ if (x == NULL)
+ return 0;
+ obj = OPENSSL_malloc(sizeof(*obj));
+ if (obj == NULL) {
+ X509err(X509_F_X509_STORE_ADD_CERT, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ obj->type = X509_LU_X509;
+ obj->data.x509 = x;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+
+ X509_OBJECT_up_ref_count(obj);
+
+ if (X509_OBJECT_retrieve_match(ctx->objs, obj)) {
+ X509_OBJECT_free_contents(obj);
+ OPENSSL_free(obj);
+ X509err(X509_F_X509_STORE_ADD_CERT,
+ X509_R_CERT_ALREADY_IN_HASH_TABLE);
+ ret = 0;
+ } else
+ sk_X509_OBJECT_push(ctx->objs, obj);
+
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+
+ return ret;
+}
+
+int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x)
+{
+ X509_OBJECT *obj;
+ int ret = 1;
+
+ if (x == NULL)
+ return 0;
+ obj = OPENSSL_malloc(sizeof(*obj));
+ if (obj == NULL) {
+ X509err(X509_F_X509_STORE_ADD_CRL, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ obj->type = X509_LU_CRL;
+ obj->data.crl = x;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+
+ X509_OBJECT_up_ref_count(obj);
+
+ if (X509_OBJECT_retrieve_match(ctx->objs, obj)) {
+ X509_OBJECT_free_contents(obj);
+ OPENSSL_free(obj);
+ X509err(X509_F_X509_STORE_ADD_CRL, X509_R_CERT_ALREADY_IN_HASH_TABLE);
+ ret = 0;
+ } else
+ sk_X509_OBJECT_push(ctx->objs, obj);
+
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+
+ return ret;
+}
+
+void X509_OBJECT_up_ref_count(X509_OBJECT *a)
+{
+ switch (a->type) {
+ default:
+ break;
+ 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(X509_OBJECT *a)
+{
+ if (!a)
+ return;
+ switch (a->type) {
+ default:
+ break;
+ case X509_LU_X509:
+ X509_free(a->data.x509);
+ break;
+ case X509_LU_CRL:
+ X509_CRL_free(a->data.crl);
+ break;
+ }
+}
+
+static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, int type,
+ X509_NAME *name, int *pnmatch)
+{
+ X509_OBJECT stmp;
+ X509 x509_s;
+ X509_CINF cinf_s;
+ X509_CRL crl_s;
+ X509_CRL_INFO crl_info_s;
+ int idx;
+
+ 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(); */
+ 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, int 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,
+ int 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) *X509_STORE_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm)
+{
+ int i, idx, cnt;
+ STACK_OF(X509) *sk;
+ X509 *x;
+ X509_OBJECT *obj;
+ sk = sk_X509_new_null();
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+ 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;
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ if (!X509_STORE_get_by_subject(ctx, X509_LU_X509, nm, &xobj)) {
+ sk_X509_free(sk);
+ return NULL;
+ }
+ X509_OBJECT_free_contents(&xobj);
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+ idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_X509, nm, &cnt);
+ if (idx < 0) {
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ sk_X509_free(sk);
+ return NULL;
+ }
+ }
+ for (i = 0; i < cnt; i++, idx++) {
+ obj = sk_X509_OBJECT_value(ctx->ctx->objs, idx);
+ x = obj->data.x509;
+ CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
+ if (!sk_X509_push(sk, x)) {
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ X509_free(x);
+ sk_X509_pop_free(sk, X509_free);
+ return NULL;
+ }
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ return sk;
+
+}
+
+STACK_OF(X509_CRL) *X509_STORE_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm)
+{
+ int i, idx, cnt;
+ STACK_OF(X509_CRL) *sk;
+ X509_CRL *x;
+ X509_OBJECT *obj, xobj;
+ sk = sk_X509_CRL_new_null();
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+ /* Check cache first */
+ idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt);
+
+ /*
+ * Always do lookup to possibly add new CRLs to cache
+ */
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ if (!X509_STORE_get_by_subject(ctx, X509_LU_CRL, nm, &xobj)) {
+ sk_X509_CRL_free(sk);
+ return NULL;
+ }
+ X509_OBJECT_free_contents(&xobj);
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+ idx = x509_object_idx_cnt(ctx->ctx->objs, X509_LU_CRL, nm, &cnt);
+ if (idx < 0) {
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ 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;
+ CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509_CRL);
+ if (!sk_X509_CRL_push(sk, x)) {
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ X509_CRL_free(x);
+ sk_X509_CRL_pop_free(sk, X509_CRL_free);
+ return NULL;
+ }
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
+ 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, *pobj;
+ int i, ok, idx, ret;
+ *issuer = NULL;
+ xn = X509_get_issuer_name(x);
+ ok = X509_STORE_get_by_subject(ctx, X509_LU_X509, xn, &obj);
+ if (ok != X509_LU_X509) {
+ if (ok == X509_LU_RETRY) {
+ X509_OBJECT_free_contents(&obj);
+ X509err(X509_F_X509_STORE_CTX_GET1_ISSUER, X509_R_SHOULD_RETRY);
+ return -1;
+ } else if (ok != X509_LU_FAIL) {
+ X509_OBJECT_free_contents(&obj);
+ /* not good :-(, break anyway */
+ return -1;
+ }
+ 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;
+ return 1;
+ }
+ }
+ X509_OBJECT_free_contents(&obj);
+
+ /* Else find index of first cert accepted by 'check_issued' */
+ ret = 0;
+ CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
+ 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_w_unlock(CRYPTO_LOCK_X509_STORE);
+ if (*issuer)
+ CRYPTO_add(&(*issuer)->references, 1, CRYPTO_LOCK_X509);
+ 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);
+}
+
+void X509_STORE_set_verify_cb(X509_STORE *ctx,
+ int (*verify_cb) (int, X509_STORE_CTX *))
+{
+ ctx->verify_cb = verify_cb;
+}
+
+void X509_STORE_set_lookup_crls_cb(X509_STORE *ctx,
+ STACK_OF(X509_CRL) *(*cb) (X509_STORE_CTX
+ *ctx,
+ X509_NAME *nm))
+{
+ ctx->lookup_crls = cb;
+}
+
+X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx)
+{
+ return ctx->ctx;
+}
projects / openssl.git / blobdiff