Imported Upstream version 0.3.3

[debian/uanytun.git] / src / udp.h

diff --git a/src/udp.h b/src/udp.h
index aacdae8..edf0160 100644 (file)
--- a/src/udp.h
+++ b/src/udp.h
@@ -15,13 +15,14 @@
  *  tunneling and relaying of packets of any protocol.
  *  
  *
- *  Copyright (C) 2007-2008 Christian Pointner <equinox@anytun.org>
+ *  Copyright (C) 2007-2010 Christian Pointner <equinox@anytun.org>
  *
  *  This file is part of uAnytun.
  *
  *  uAnytun is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 3 as
- *  published by the Free Software Foundation.
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
  *
  *  uAnytun is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -32,8 +33,8 @@
  *  along with uAnytun. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _UDP_H_
-#define _UDP_H_
+#ifndef UANYTUN_udp_h_INCLUDED
+#define UANYTUN_udp_h_INCLUDED
 
 #include "options.h"
 
@@ -45,20 +46,28 @@ typedef struct sockaddr_storage udp_endpoint_t;
 struct udp_socket_struct {
   int fd_;
   udp_endpoint_t local_end_;
+  struct udp_socket_struct* next_;
+};
+typedef struct udp_socket_struct udp_socket_t;
+
+struct udp_struct {
+  udp_socket_t* socks_;
+  udp_socket_t* active_sock_;
   udp_endpoint_t remote_end_;
   int remote_end_set_;
 };
-typedef struct udp_socket_struct udp_socket_t;
+typedef struct udp_struct udp_t;
 
-int udp_init(udp_socket_t* sock, const char* local_addr, const char* port, resolv_addr_type_t resolv_type);
-int udp_set_remote(udp_socket_t* sock, const char* remote_addr, const char* port, resolv_addr_type_t resolv_type);
-void udp_close(udp_socket_t* sock);
+int udp_init(udp_t* sock, const char* local_addr, const char* port, resolv_addr_type_t resolv_type);
+int udp_init_fd_set(udp_t* sock, fd_set* set);
+int udp_set_remote(udp_t* sock, const char* remote_addr, const char* port, resolv_addr_type_t resolv_type);
+void udp_set_active_sock(udp_t* sock, int fd);
+void udp_close(udp_t* sock);
 
 char* udp_endpoint_to_string(udp_endpoint_t e);
-char* udp_get_local_end_string(udp_socket_t* sock);
-char* udp_get_remote_end_string(udp_socket_t* sock);
+char* udp_get_remote_end_string(udp_t* sock);
 
-int udp_read(udp_socket_t* sock, u_int8_t* buf, u_int32_t len, udp_endpoint_t* remote_end);
-int udp_write(udp_socket_t* sock, u_int8_t* buf, u_int32_t len);
+int udp_read(udp_t* sock, int fd, u_int8_t* buf, u_int32_t len, udp_endpoint_t* remote_end);
+int udp_write(udp_t* sock, u_int8_t* buf, u_int32_t len);
 
 #endif