Make addr2string(), returning a literal string, const.

mariux64 · Oct 19, 2016 · 72709ca · 72709ca
1 parent 28037df
commit 72709ca
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/util.c b/util.c
@@ -76,7 +76,7 @@ struct sockaddr *addr_copy(struct sockaddr *in) {
     return out;
 }
 
-char *addr2string(struct sockaddr *addr) {
+const char *addr2string(struct sockaddr *addr) {
     struct sockaddr_in6 *sa6;
     struct sockaddr_in sa4;
     static char addr_buf[2][INET6_ADDRSTRLEN];

diff --git a/util.h b/util.h
@@ -13,7 +13,7 @@
 			      sizeof(struct sockaddr_in6))
 
 char *stringcopy(const char *s, int len);
-char *addr2string(struct sockaddr *addr);
+const char *addr2string(struct sockaddr *addr);
 struct sockaddr *addr_copy(struct sockaddr *in);
 void port_set(struct sockaddr *sa, uint16_t port);