lib/addr.c: Introduce our own `freeaddrinfo' function.

[disorder] / lib / addr.h

diff --git a/lib/addr.h b/lib/addr.h
index 973733f57ae9a2aa74581eb6b44551100ef94acc..c0e82b04ec0713ec8356355fbc12aeddc6e5b97c 100644 (file)
--- 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
@@ -21,19 +21,51 @@
 #ifndef ADDR_H
 #define ADDR_H
 
-#include <netdb.h>
+#if HAVE_NETDB_H
+# include <netdb.h>
+#endif
 
-#include "configuration.h"
+struct stringlist;
+
+/** @brief A network address */
+struct netaddress {
+  /** @brief Address family
+   *
+   * Typically @c AF_UNIX, @c AF_INET, @c AF_INET6 or @c AF_UNSPEC.
+   * Set to -1 to mean 'no address'.
+   */
+  int af;
+
+  /** @brief Address or NULL for 'any' */
+  char *address;
+
+  /** @brief Port number */
+  int port;
+};
 
 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) attribute((nonnull (1, 2)));
+
+int multicast(const struct sockaddr *sa) attribute((nonnull (1)));
+char *format_sockaddr(const struct sockaddr *sa) attribute((nonnull (1)));
 
-int multicast(const struct sockaddr *sa);
-char *format_sockaddr(const struct sockaddr *sa);
+int netaddress_parse(struct netaddress *na,
+                    int nvec,
+                    char **vec) attribute((nonnull (1)));
+void netaddress_format(const struct netaddress *na,
+                      int *nvecp,
+                      char ***vecp) attribute((nonnull (1)));
+struct addrinfo *netaddress_resolve(const struct netaddress *na,
+                                   int passive,
+                                   int protocol) attribute((nonnull (1)));
+void netaddress_freeaddrinfo(struct addrinfo *res) attribute((nonnull (1)));
 
 #endif /* ADDR_H */