#include <openssl/x509v3.h>
-static int tr_cmp(X509_TRUST **a, X509_TRUST **b);
+static int tr_cmp(const X509_TRUST * const *a,
+ const X509_TRUST * const *b);
static void trtable_free(X509_TRUST *p);
-static int trust_1bit(X509_TRUST *trust, X509 *x, int flags);
-static int trust_any(X509_TRUST *trust, X509 *x, int flags);
+static int trust_1oidany(X509_TRUST *trust, X509 *x, int flags);
+static int trust_compat(X509_TRUST *trust, X509 *x, int flags);
+
+static int obj_trust(int id, X509 *x, int flags);
+static int (*default_trust)(int id, X509 *x, int flags) = obj_trust;
/* WARNING: the following table should be kept in order of trust
* and without any gaps so we can just subtract the minimum trust
*/
static X509_TRUST trstandard[] = {
-{X509_TRUST_ANY, 0, trust_any, "Any", 0, NULL},
-{X509_TRUST_SSL_CLIENT, 0, trust_1bit, "SSL Client", X509_TRUST_BIT_SSL_CLIENT, NULL},
-{X509_TRUST_SSL_SERVER, 0, trust_1bit, "SSL Client", X509_TRUST_BIT_SSL_SERVER, NULL},
-{X509_TRUST_EMAIL, 0, trust_1bit, "S/MIME email", X509_TRUST_BIT_EMAIL, NULL},
-{X509_TRUST_OBJECT_SIGN, 0, trust_1bit, "Object Signing", X509_TRUST_BIT_OBJECT_SIGN, NULL},
+{X509_TRUST_COMPAT, 0, trust_compat, "compatible", 0, NULL},
+{X509_TRUST_SSL_CLIENT, 0, trust_1oidany, "SSL Client", NID_client_auth, NULL},
+{X509_TRUST_SSL_SERVER, 0, trust_1oidany, "SSL Client", NID_server_auth, NULL},
+{X509_TRUST_EMAIL, 0, trust_1oidany, "S/MIME email", NID_email_protect, NULL},
};
#define X509_TRUST_COUNT (sizeof(trstandard)/sizeof(X509_TRUST))
static STACK_OF(X509_TRUST) *trtable = NULL;
-static int tr_cmp(X509_TRUST **a, X509_TRUST **b)
+static int tr_cmp(const X509_TRUST * const *a,
+ const X509_TRUST * const *b)
{
return (*a)->trust - (*b)->trust;
}
+int (*X509_TRUST_set_default(int (*trust)(int , X509 *, int)))(int, X509 *, int)
+{
+int (*oldtrust)(int , X509 *, int);
+oldtrust = default_trust;
+default_trust = trust;
+return oldtrust;
+}
+
+
int X509_check_trust(X509 *x, int id, int flags)
{
X509_TRUST *pt;
int idx;
if(id == -1) return 1;
- if(!(idx = X509_TRUST_get_by_id(id))) return 0;
- pt = X509_TRUST_iget(idx);
+ idx = X509_TRUST_get_by_id(id);
+ if(idx == -1) return default_trust(id, x, flags);
+ pt = X509_TRUST_get0(idx);
return pt->check_trust(pt, x, flags);
}
return sk_X509_TRUST_num(trtable) + X509_TRUST_COUNT;
}
-X509_TRUST * X509_TRUST_iget(int idx)
+X509_TRUST * X509_TRUST_get0(int idx)
{
if(idx < 0) return NULL;
if(idx < X509_TRUST_COUNT) return trstandard + idx;
idx = X509_TRUST_get_by_id(id);
/* Need a new entry */
if(idx == -1) {
- if(!(trtmp = Malloc(sizeof(X509_TRUST)))) {
+ if(!(trtmp = OPENSSL_malloc(sizeof(X509_TRUST)))) {
X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);
return 0;
}
trtmp->flags = X509_TRUST_DYNAMIC;
- } else trtmp = X509_TRUST_iget(idx);
+ } else trtmp = X509_TRUST_get0(idx);
- /* Free existing name if dynamic */
- if(trtmp->flags & X509_TRUST_DYNAMIC_NAME) Free(trtmp->name);
+ /* OPENSSL_free existing name if dynamic */
+ if(trtmp->flags & X509_TRUST_DYNAMIC_NAME) OPENSSL_free(trtmp->name);
/* dup supplied name */
if(!(trtmp->name = BUF_strdup(name))) {
X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);
if (p->flags & X509_TRUST_DYNAMIC)
{
if (p->flags & X509_TRUST_DYNAMIC_NAME)
- Free(p->name);
- Free(p);
+ OPENSSL_free(p->name);
+ OPENSSL_free(p);
}
}
return xp->flags;
}
-char *X509_TRUST_iget_name(X509_TRUST *xp)
+char *X509_TRUST_get0_name(X509_TRUST *xp)
{
return xp->name;
}
return xp->trust;
}
-static int trust_1bit(X509_TRUST *trust, X509 *x, int flags)
+static int trust_1oidany(X509_TRUST *trust, X509 *x, int flags)
{
- X509_CERT_AUX *ax;
- ax = x->aux;
- if(ax) {
- if(ax->reject
- && ( ASN1_BIT_STRING_get_bit(ax->reject, X509_TRUST_BIT_ALL)
- || ASN1_BIT_STRING_get_bit(ax->reject, trust->arg1)))
- return X509_TRUST_REJECTED;
- if(ax->trust && (ASN1_BIT_STRING_get_bit(ax->trust, X509_TRUST_BIT_ALL)
- || ASN1_BIT_STRING_get_bit(ax->trust, trust->arg1)))
- return X509_TRUST_TRUSTED;
- return X509_TRUST_UNTRUSTED;
- }
- /* we don't have any trust settings: for compatability
+ if(x->aux) return obj_trust(trust->arg1, x, flags);
+ /* we don't have any trust settings: for compatibility
* we return trusted if it is self signed
*/
+ return trust_compat(trust, x, flags);
+}
+
+static int trust_compat(X509_TRUST *trust, X509 *x, int flags)
+{
X509_check_purpose(x, -1, 0);
if(x->ex_flags & EXFLAG_SS) return X509_TRUST_TRUSTED;
else return X509_TRUST_UNTRUSTED;
}
-static int trust_any(X509_TRUST *trust, X509 *x, int flags)
+static int obj_trust(int id, X509 *x, int flags)
{
- return X509_TRUST_TRUSTED;
+ ASN1_OBJECT *obj;
+ int i;
+ X509_CERT_AUX *ax;
+ ax = x->aux;
+ if(!ax) return X509_TRUST_UNTRUSTED;
+ if(ax->reject) {
+ for(i = 0; i < sk_ASN1_OBJECT_num(ax->reject); i++) {
+ obj = sk_ASN1_OBJECT_value(ax->reject, i);
+ if(OBJ_obj2nid(obj) == id) return X509_TRUST_REJECTED;
+ }
+ }
+ if(ax->trust) {
+ for(i = 0; i < sk_ASN1_OBJECT_num(ax->trust); i++) {
+ obj = sk_ASN1_OBJECT_value(ax->trust, i);
+ if(OBJ_obj2nid(obj) == id) return X509_TRUST_TRUSTED;
+ }
+ }
+ return X509_TRUST_UNTRUSTED;
}
+
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