cleanup&refactor sock.c a bit, change definition for client add/remove functions

server/sock.h

@@ -1,13 +1,15 @@
-/*
- * sock.h
- * This file is part of LCDd, the lcdproc server.
+/** \file sock.h
+ * function declarations for LCDproc sockets code
+ */
+
+/* This file is part of LCDd, the lcdproc server.
  *
  * This file is released under the GNU General Public License. Refer to the
  * COPYING file distributed with this package.
  *
  * Copyright (c) 1999, William Ferrell, Scott Scriven
  *               2004, F5 Networks, Inc. - IP-address verification
- *
+ *               2008, Peter Marschall
  */
 
 #ifndef SOCK_H
@@ -15,13 +17,14 @@
 
 #include "shared/sockets.h"
 
-typedef struct sockaddr_in sockaddr_in;
+#include "client.h"
 
 /* Server functions...*/
 int sock_init(char* bind_addr, int bind_port);
 int sock_shutdown(void);
 int sock_create_inet_socket(char* bind_addr, unsigned int port);
 int sock_poll_clients(void);
+int sock_destroy_client_socket(Client *client);
 int verify_ipv4(const char *addr);
 int verify_ipv6(const char *addr);