Add const qualifiers to the X509_CRL *x and ASN1_OBJECT *obj arguments of

X509_CRL_get_ext_count(3), X509_CRL_get_ext_by_NID(3),
X509_CRL_get_ext_by_OBJ(3), X509_CRL_get_ext_by_critical(3),
X509_CRL_get_ext(3), X509_CRL_get_ext_d2i(3).

ok jsing

2 files changed, 20 insertions, 16 deletions

diff --git a/lib/libcrypto/x509/x509.h b/lib/libcrypto/x509/x509.h
index aac63ea92b9..ffde40fbfc2 100644
--- a/lib/libcrypto/x509/x509.h
+++ b/lib/libcrypto/x509/x509.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: x509.h,v 1.49 2018/05/13 10:36:35 tb Exp $ */
+/* $OpenBSD: x509.h,v 1.50 2018/05/18 14:19:46 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -1149,16 +1149,20 @@ void	*	X509_get_ext_d2i(X509 *x, int nid, int *crit, int *idx);
 int		X509_add1_ext_i2d(X509 *x, int nid, void *value, int crit,
 							unsigned long flags);
 
-int		X509_CRL_get_ext_count(X509_CRL *x);
-int		X509_CRL_get_ext_by_NID(X509_CRL *x, int nid, int lastpos);
-int		X509_CRL_get_ext_by_OBJ(X509_CRL *x,ASN1_OBJECT *obj,int lastpos);
-int		X509_CRL_get_ext_by_critical(X509_CRL *x, int crit, int lastpos);
-X509_EXTENSION *X509_CRL_get_ext(X509_CRL *x, int loc);
+int		X509_CRL_get_ext_count(const X509_CRL *x);
+int		X509_CRL_get_ext_by_NID(const X509_CRL *x, int nid,
+		    int lastpos);
+int		X509_CRL_get_ext_by_OBJ(const X509_CRL *x,
+		    const ASN1_OBJECT *obj, int lastpos);
+int		X509_CRL_get_ext_by_critical(const X509_CRL *x, int crit,
+		    int lastpos);
+X509_EXTENSION *X509_CRL_get_ext(const X509_CRL *x, int loc);
 X509_EXTENSION *X509_CRL_delete_ext(X509_CRL *x, int loc);
 int		X509_CRL_add_ext(X509_CRL *x, X509_EXTENSION *ex, int loc);
-void	*	X509_CRL_get_ext_d2i(X509_CRL *x, int nid, int *crit, int *idx);
-int		X509_CRL_add1_ext_i2d(X509_CRL *x, int nid, void *value, int crit,
-							unsigned long flags);
+void	*	X509_CRL_get_ext_d2i(const X509_CRL *x, int nid, int *crit,
+		    int *idx);
+int		X509_CRL_add1_ext_i2d(X509_CRL *x, int nid, void *value,
+		    int crit, unsigned long flags);
 
 int		X509_REVOKED_get_ext_count(X509_REVOKED *x);
 int		X509_REVOKED_get_ext_by_NID(X509_REVOKED *x, int nid, int lastpos);
diff --git a/lib/libcrypto/x509/x509_ext.c b/lib/libcrypto/x509/x509_ext.c
index e90befaba11..a0f85426efc 100644
--- a/lib/libcrypto/x509/x509_ext.c
+++ b/lib/libcrypto/x509/x509_ext.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: x509_ext.c,v 1.9 2015/02/10 08:33:10 jsing Exp $ */
+/* $OpenBSD: x509_ext.c,v 1.10 2018/05/18 14:19:46 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -66,31 +66,31 @@
 #include <openssl/x509v3.h>
 
 int
-X509_CRL_get_ext_count(X509_CRL *x)
+X509_CRL_get_ext_count(const X509_CRL *x)
 {
 	return (X509v3_get_ext_count(x->crl->extensions));
 }
 
 int
-X509_CRL_get_ext_by_NID(X509_CRL *x, int nid, int lastpos)
+X509_CRL_get_ext_by_NID(const X509_CRL *x, int nid, int lastpos)
 {
 	return (X509v3_get_ext_by_NID(x->crl->extensions, nid, lastpos));
 }
 
 int
-X509_CRL_get_ext_by_OBJ(X509_CRL *x, ASN1_OBJECT *obj, int lastpos)
+X509_CRL_get_ext_by_OBJ(const X509_CRL *x, const ASN1_OBJECT *obj, int lastpos)
 {
 	return (X509v3_get_ext_by_OBJ(x->crl->extensions, obj, lastpos));
 }
 
 int
-X509_CRL_get_ext_by_critical(X509_CRL *x, int crit, int lastpos)
+X509_CRL_get_ext_by_critical(const X509_CRL *x, int crit, int lastpos)
 {
 	return (X509v3_get_ext_by_critical(x->crl->extensions, crit, lastpos));
 }
 
 X509_EXTENSION *
-X509_CRL_get_ext(X509_CRL *x, int loc)
+X509_CRL_get_ext(const X509_CRL *x, int loc)
 {
 	return (X509v3_get_ext(x->crl->extensions, loc));
 }
@@ -102,7 +102,7 @@ X509_CRL_delete_ext(X509_CRL *x, int loc)
 }
 
 void *
-X509_CRL_get_ext_d2i(X509_CRL *x, int nid, int *crit, int *idx)
+X509_CRL_get_ext_d2i(const X509_CRL *x, int nid, int *crit, int *idx)
 {
 	return X509V3_get_d2i(x->crl->extensions, nid, crit, idx);
 }