#include "cryptlib.h"
#include <openssl/lhash.h>
#include <openssl/x509.h>
-
-static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_store_meth=NULL;
-static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_store_ctx_meth=NULL;
+#include <openssl/x509v3.h>
X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
{
X509_LOOKUP *ret;
- ret=(X509_LOOKUP *)Malloc(sizeof(X509_LOOKUP));
- if (ret == NULL) return(NULL);
+ ret=(X509_LOOKUP *)OPENSSL_malloc(sizeof(X509_LOOKUP));
+ if (ret == NULL) return NULL;
ret->init=0;
ret->skip=0;
ret->store_ctx=NULL;
if ((method->new_item != NULL) && !method->new_item(ret))
{
- Free(ret);
- return(NULL);
+ OPENSSL_free(ret);
+ return NULL;
}
- return(ret);
+ return ret;
}
void X509_LOOKUP_free(X509_LOOKUP *ctx)
if ( (ctx->method != NULL) &&
(ctx->method->free != NULL))
ctx->method->free(ctx);
- Free(ctx);
+ OPENSSL_free(ctx);
}
int X509_LOOKUP_init(X509_LOOKUP *ctx)
{
- if (ctx->method == NULL) return(0);
+ if (ctx->method == NULL) return 0;
if (ctx->method->init != NULL)
- return(ctx->method->init(ctx));
+ return ctx->method->init(ctx);
else
- return(1);
+ return 1;
}
int X509_LOOKUP_shutdown(X509_LOOKUP *ctx)
{
- if (ctx->method == NULL) return(0);
+ if (ctx->method == NULL) return 0;
if (ctx->method->shutdown != NULL)
- return(ctx->method->shutdown(ctx));
+ return ctx->method->shutdown(ctx);
else
- return(1);
+ 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 == NULL) return -1;
if (ctx->method->ctrl != NULL)
- return(ctx->method->ctrl(ctx,cmd,argc,argl,ret));
+ return ctx->method->ctrl(ctx,cmd,argc,argl,ret);
else
- return(1);
+ 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));
+ 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,
{
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));
+ 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));
+ 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));
+ return X509_LU_FAIL;
+ return ctx->method->get_by_alias(ctx,type,str,len,ret);
}
-static unsigned long x509_object_hash(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;
+
+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();
+ /* abort(); */
+ return 0;
}
- return(h);
- }
-
-static int x509_object_cmp(X509_OBJECT *a, X509_OBJECT *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);
+ return ret;
}
X509_STORE *X509_STORE_new(void)
{
X509_STORE *ret;
- if ((ret=(X509_STORE *)Malloc(sizeof(X509_STORE))) == NULL)
- return(NULL);
- ret->certs=lh_new(x509_object_hash,x509_object_cmp);
+ if ((ret=(X509_STORE *)OPENSSL_malloc(sizeof(X509_STORE))) == 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=NULL;
- ret->verify_cb=NULL;
- memset(&ret->ex_data,0,sizeof(CRYPTO_EX_DATA));
+ 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->cleanup = 0;
+
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509_STORE, ret, &ret->ex_data);
ret->references=1;
- ret->depth=0;
- return(ret);
+ return ret;
}
static void cleanup(X509_OBJECT *a)
X509_CRL_free(a->data.crl);
}
else
- abort();
+ {
+ /* abort(); */
+ }
- Free(a);
+ OPENSSL_free(a);
}
void X509_STORE_free(X509_STORE *vfy)
STACK_OF(X509_LOOKUP) *sk;
X509_LOOKUP *lu;
- if(vfy == NULL)
+ if (vfy == NULL)
return;
sk=vfy->get_cert_methods;
X509_LOOKUP_free(lu);
}
sk_X509_LOOKUP_free(sk);
+ sk_X509_OBJECT_pop_free(vfy->objs, cleanup);
- CRYPTO_free_ex_data(x509_store_meth,vfy,&vfy->ex_data);
- lh_doall(vfy->certs,cleanup);
- lh_free(vfy->certs);
- Free(vfy);
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509_STORE, vfy, &vfy->ex_data);
+ if (vfy->param)
+ X509_VERIFY_PARAM_free(vfy->param);
+ OPENSSL_free(vfy);
}
X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m)
lu=sk_X509_LOOKUP_value(sk,i);
if (m == lu->method)
{
- return(lu);
+ return lu;
}
}
/* a new one */
lu=X509_LOOKUP_new(m);
if (lu == NULL)
- return(NULL);
+ return NULL;
else
{
lu->store_ctx=v;
if (sk_X509_LOOKUP_push(v->get_cert_methods,lu))
- return(lu);
+ return lu;
else
{
X509_LOOKUP_free(lu);
- return(NULL);
+ return NULL;
}
}
}
X509_OBJECT stmp,*tmp;
int i,j;
- tmp=X509_OBJECT_retrieve_by_subject(ctx->certs,type,name);
+ tmp=X509_OBJECT_retrieve_by_subject(ctx->objs,type,name);
- if (tmp == NULL)
+ if (tmp == NULL || type == X509_LU_CRL)
{
for (i=vs->current_method; i<sk_X509_LOOKUP_num(ctx->get_cert_methods); i++)
{
if (j < 0)
{
vs->current_method=j;
- return(j);
+ return j;
}
else if (j)
{
}
vs->current_method=0;
if (tmp == NULL)
- return(0);
+ return 0;
}
/* if (ret->data.ptr != NULL)
X509_OBJECT_up_ref_count(ret);
- return(1);
+ return 1;
+ }
+
+int X509_STORE_add_cert(X509_STORE *ctx, X509 *x)
+ {
+ X509_OBJECT *obj;
+ int ret=1;
+
+ if (x == NULL) return 0;
+ obj=(X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT));
+ 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=(X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT));
+ 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)
}
}
-X509_OBJECT *X509_OBJECT_retrieve_by_subject(LHASH *h, int type,
- X509_NAME *name)
+static int x509_object_idx_cnt(STACK_OF(X509_OBJECT) *h, int type,
+ X509_NAME *name, int *pnmatch)
{
- X509_OBJECT stmp,*tmp;
+ 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)
crl_info_s.issuer=name;
break;
default:
- abort();
+ /* abort(); */
+ return -1;
}
- tmp=(X509_OBJECT *)lh_retrieve(h,&stmp);
- return(tmp);
+ 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;
}
-X509_STORE_CTX *X509_STORE_CTX_new(void)
-{
- X509_STORE_CTX *ctx;
- ctx = (X509_STORE_CTX *)Malloc(sizeof(X509_STORE_CTX));
- if(ctx) memset(ctx, 0, sizeof(X509_STORE_CTX));
- return ctx;
-}
-void X509_STORE_CTX_free(X509_STORE_CTX *ctx)
+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)
{
- X509_STORE_CTX_cleanup(ctx);
- Free(ctx);
+ int idx;
+ idx = X509_OBJECT_idx_by_subject(h, type, name);
+ if (idx==-1) return NULL;
+ return sk_X509_OBJECT_value(h, idx);
}
-void X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store, X509 *x509,
- STACK_OF(X509) *chain)
+STACK_OF(X509)* X509_STORE_get1_certs(X509_STORE_CTX *ctx, X509_NAME *nm)
{
- ctx->ctx=store;
- ctx->current_method=0;
- ctx->cert=x509;
- ctx->untrusted=chain;
- ctx->last_untrusted=0;
- ctx->purpose=0;
- ctx->trust=0;
- ctx->valid=0;
- ctx->chain=NULL;
- ctx->depth=9;
- ctx->error=0;
- ctx->current_cert=NULL;
- memset(&(ctx->ex_data),0,sizeof(CRYPTO_EX_DATA));
+ int i, idx, cnt;
+ STACK_OF(X509) *sk;
+ X509 *x;
+ X509_OBJECT *obj;
+ sk = sk_X509_new_null();
+ CRYPTO_r_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_r_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_r_lock(CRYPTO_LOCK_X509_STORE);
+ idx = x509_object_idx_cnt(ctx->ctx->objs,X509_LU_X509,nm, &cnt);
+ if (idx < 0)
+ {
+ CRYPTO_r_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_r_unlock(CRYPTO_LOCK_X509_STORE);
+ X509_free(x);
+ sk_X509_pop_free(sk, X509_free);
+ return NULL;
+ }
+ }
+ CRYPTO_r_unlock(CRYPTO_LOCK_X509_STORE);
+ return sk;
+
}
-void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx)
+STACK_OF(X509_CRL)* X509_STORE_get1_crls(X509_STORE_CTX *ctx, X509_NAME *nm)
{
- if (ctx->chain != NULL)
+ int i, idx, cnt;
+ STACK_OF(X509_CRL) *sk;
+ X509_CRL *x;
+ X509_OBJECT *obj, xobj;
+ sk = sk_X509_CRL_new_null();
+ CRYPTO_r_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_r_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_r_lock(CRYPTO_LOCK_X509_STORE);
+ idx = x509_object_idx_cnt(ctx->ctx->objs,X509_LU_CRL, nm, &cnt);
+ if (idx < 0)
{
- sk_X509_pop_free(ctx->chain,X509_free);
- ctx->chain=NULL;
+ CRYPTO_r_unlock(CRYPTO_LOCK_X509_STORE);
+ sk_X509_CRL_free(sk);
+ return NULL;
}
- CRYPTO_free_ex_data(x509_store_ctx_meth,ctx,&(ctx->ex_data));
- memset(&ctx->ex_data,0,sizeof(CRYPTO_EX_DATA));
+
+ 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_r_unlock(CRYPTO_LOCK_X509_STORE);
+ X509_CRL_free(x);
+ sk_X509_CRL_pop_free(sk, X509_CRL_free);
+ return NULL;
+ }
+ }
+ CRYPTO_r_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;
+ 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))
+ {
+ *issuer = obj.data.x509;
+ return 1;
+ }
+ X509_OBJECT_free_contents(&obj);
+ /* Else find index of first matching cert */
+ idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn);
+ /* This shouldn't normally happen since we already have one match */
+ if (idx == -1) return 0;
+
+ /* Look through all matching certificates for a 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 ran out of matches */
+ if (pobj->type != X509_LU_X509) return 0;
+ if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509))) return 0;
+ if (ctx->check_issued(ctx, x, pobj->data.x509))
+ {
+ *issuer = pobj->data.x509;
+ X509_OBJECT_up_ref_count(pobj);
+ return 1;
+ }
+ }
+ return 0;
+}
+
+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);
}
IMPLEMENT_STACK_OF(X509_LOOKUP)
+IMPLEMENT_STACK_OF(X509_OBJECT)