Move all source code to src/.

[tinc] / src / sockaddr.h

diff --git a/src/sockaddr.h b/src/sockaddr.h
new file mode 100644 (file)
index 0000000..8cd1c5e
--- /dev/null
+++ b/src/sockaddr.h
@@ -0,0 +1,51 @@
+/*
+    sockaddr.h -- sockaddr handling
+
+    Copyright (C) 2003-2004 Guus Sliepen <guus@tinc-vpn.org>,
+
+    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
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id$
+*/
+
+#ifndef __SOCKADDR_H__
+#define __SOCKADDR_H__
+
+#define AF_UNKNOWN 255
+
+struct sockaddr_unknown {
+       uint16_t family;
+       uint16_t pad1;
+       uint32_t pad2;
+       char *address;
+       char *port;
+};
+
+#define sa(s) ((struct sockaddr *)(s))
+#ifdef SA_LEN
+#define sa_len(s) SA_LEN((struct sockaddr *)(s))
+#else
+#define sa_len(s) (((struct sockaddr *)(s))->sa_family == AF_INET ? sizeof(struct sockaddr_in) : sizeof(struct sockaddr_in6))
+#endif
+
+#define sa_family(s) (((struct sockaddr *)(s))->sa_family)
+
+#define sa_unmap(s) ({if(((struct sockaddr *)(s))->sa_family == AF_INET6 && IN6_IS_ADDR_V4MAPPED(&((struct sockaddr_in6 *)(s))->sin6_addr)) { \
+               ((struct sockaddr_in *)(s))->sin_addr.s_addr = ((struct sockaddr_in6 *)(s))->sin6_addr.s6_addr32[3]; \
+               ((struct sockaddr *)(s))->sa_family = AF_INET; \
+} \
+s;})
+
+#endif