Const correct the trust handlers

The certificates no longer need to be modified since we cache the
extensions up front.

ok beck

diff --git a/lib/libcrypto/x509/x509_trs.c b/lib/libcrypto/x509/x509_trs.c
index 1cec076..0913406 100644 (file)
--- a/lib/libcrypto/x509/x509_trs.c
+++ b/lib/libcrypto/x509/x509_trs.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: x509_trs.c,v 1.50 2024/03/25 01:00:02 tb Exp $ */
+/* $OpenBSD: x509_trs.c,v 1.51 2024/03/25 01:48:50 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 1999.
  */
@@ -69,17 +69,16 @@
 #include "x509_local.h"
 
 typedef struct x509_trust_st {
-       int trust;
-       int (*check_trust)(int, X509 *);
+       int (*check_trust)(int, const X509 *);
        int nid;
 } X509_TRUST;
 
 static int
-obj_trust(int id, X509 *x)
+obj_trust(int id, const X509 *x)
 {
        ASN1_OBJECT *obj;
        int i, nid;
-       X509_CERT_AUX *aux;
+       const X509_CERT_AUX *aux;
 
        if ((aux = x->aux) == NULL)
                return X509_TRUST_UNTRUSTED;
@@ -102,7 +101,7 @@ obj_trust(int id, X509 *x)
 }
 
 static int
-trust_compat(int nid, X509 *x)
+trust_compat(int nid, const X509 *x)
 {
        /* Extensions already cached in X509_check_trust(). */
        if (x->ex_flags & EXFLAG_SS)
@@ -112,7 +111,7 @@ trust_compat(int nid, X509 *x)
 }
 
 static int
-trust_1oidany(int nid, X509 *x)
+trust_1oidany(int nid, const X509 *x)
 {
        if (x->aux && (x->aux->trust || x->aux->reject))
                return obj_trust(nid, x);
@@ -123,7 +122,7 @@ trust_1oidany(int nid, X509 *x)
 }
 
 static int
-trust_1oid(int nid, X509 *x)
+trust_1oid(int nid, const X509 *x)
 {
        if (x->aux)
                return obj_trust(nid, x);