Merge branch 'release/0.0.1'

[catta] / src / addr-util.h

diff --git a/src/addr-util.h b/src/addr-util.h
new file mode 100644 (file)
index 0000000..4b4e958
--- /dev/null
+++ b/src/addr-util.h
@@ -0,0 +1,47 @@
+#ifndef fooaddrutilhfoo
+#define fooaddrutilhfoo
+
+/***
+  This file is part of catta.
+
+  catta is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as
+  published by the Free Software Foundation; either version 2.1 of the
+  License, or (at your option) any later version.
+
+  catta is distributed in the hope that it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
+  Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with catta; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+  USA.
+***/
+
+#include <inttypes.h>
+#include <sys/socket.h>
+
+#include <catta/cdecl.h>
+#include <catta/address.h>
+
+CATTA_C_DECL_BEGIN
+
+/** Make an address structture of a sockaddr structure */
+CattaAddress *catta_address_from_sockaddr(const struct sockaddr* sa, CattaAddress *ret_addr);
+
+/** Return the port number of a sockaddr structure (either IPv4 or IPv6) */
+uint16_t catta_port_from_sockaddr(const struct sockaddr* sa);
+
+/** Check whether the specified IPv6 address is in fact an
+ * encapsulated IPv4 address, returns 1 if yes, 0 otherwise */
+int catta_address_is_ipv4_in_ipv6(const CattaAddress *a);
+
+/** Check whether the specified address is a link-local IPv4 or IPv6 address;
+ * returns 1 if yes, 0 otherwise */
+int catta_address_is_link_local(const CattaAddress *a);
+
+CATTA_C_DECL_END
+
+#endif