(tlv2buf): Make TLV const.

git-svn-id: https://svn.testnett.uninett.no/radsecproxy/trunk@545 e88ac4ed-0b26-0410-9574-a7f39faa03bf

tlv11.c

@@ -109,7 +109,7 @@ uint8_t *tlv2str(struct tlv *tlv) {
     return s;
 }
 
-uint8_t *tlv2buf(uint8_t *p, struct tlv *tlv) {
+uint8_t *tlv2buf(uint8_t *p, const struct tlv *tlv) {
     *p++ = tlv->t;
     *p++ = tlv->l;
     if (tlv->l) {

tlv11.h

@@ -20,7 +20,7 @@ struct list *copytlvlist(struct list *);
 void freetlvlist(struct list *);
 void rmtlv(struct list *, uint8_t);
 uint8_t *tlv2str(struct tlv *tlv);
-uint8_t *tlv2buf(uint8_t *, struct tlv *tlv);
+uint8_t *tlv2buf(uint8_t *, const struct tlv *tlv);
 
 /* Local Variables: */
 /* c-file-style: "stroustrup" */