X-Git-Url: https://git.distorted.org.uk/~mdw/disorder/blobdiff_plain/c9467b7a34160c4e25580a2dc82087c5ae0bb2d0..5d902b0149d1cd9a08b0c2d7b0ab069d3bd95843:/lib/addr.h

diff --git a/lib/addr.h b/lib/addr.h
index 90c165e..385259d 100644
--- a/lib/addr.h
+++ b/lib/addr.h
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004, 2007, 2008 Richard Kettlewell
+ * Copyright (C) 2004, 2007, 2008, 2013 Richard Kettlewell
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -21,7 +21,9 @@
 #ifndef ADDR_H
 #define ADDR_H
 
-#include <netdb.h>
+#if HAVE_NETDB_H
+# include <netdb.h>
+#endif
 
 struct stringlist;
 
@@ -43,25 +45,26 @@ struct netaddress {
 
 struct addrinfo *get_address(const struct stringlist *a,
 			     const struct addrinfo *pref,
-			     char **namep);
+			     char **namep)
+  attribute((nonnull (1)));
 
 int addrinfocmp(const struct addrinfo *a,
-		const struct addrinfo *b);
+		const struct addrinfo *b) attribute((nonnull (1, 2)));
 int sockaddrcmp(const struct sockaddr *a,
-		const struct sockaddr *b);
+		const struct sockaddr *b) attribute((nonnull (1, 2)));
 
-int multicast(const struct sockaddr *sa);
-char *format_sockaddr(const struct sockaddr *sa);
+int multicast(const struct sockaddr *sa) attribute((nonnull (1)));
+char *format_sockaddr(const struct sockaddr *sa) attribute((nonnull (1)));
 
 int netaddress_parse(struct netaddress *na,
 		     int nvec,
-		     char **vec);
+		     char **vec) attribute((nonnull (1)));
 void netaddress_format(const struct netaddress *na,
 		       int *nvecp,
-		       char ***vecp);
+		       char ***vecp) attribute((nonnull (1)));
 struct addrinfo *netaddress_resolve(const struct netaddress *na,
 				    int passive,
-				    int protocol);
+				    int protocol) attribute((nonnull (1)));
 
 #endif /* ADDR_H */