sparse fixup: warning: non-ANSI function declaration of function '...'

src/conf.c

@@ -368,7 +368,7 @@ void read_config_options(splay_tree_t *config_tree, const char *prefix) {
 	}
 }
 
-bool read_server_config() {
+bool read_server_config(void) {
 	char *fname;
 	bool x;
 

src/control.c

@@ -130,7 +130,7 @@ bool control_h(connection_t *c, char *request) {
 	}
 }
 
-bool init_control() {
+bool init_control(void) {
 	randomize(controlcookie, sizeof controlcookie / 2);
 	bin2hex(controlcookie, controlcookie, sizeof controlcookie / 2);
 	controlcookie[sizeof controlcookie - 1] = 0;
@@ -153,6 +153,6 @@ bool init_control() {
 	return true;
 }
 
-void exit_control() {
+void exit_control(void) {
 	unlink(controlcookiename);
 }

src/graph.c

@@ -316,7 +316,7 @@ void sssp_bfs(void) {
 	list_free(todo_list);
 }
 
-static void check_reachability() {
+static void check_reachability(void) {
 	splay_node_t *node, *next;
 	node_t *n;
 	char *name;

src/net_setup.c

@@ -143,7 +143,7 @@ static void keyexpire_handler(int fd, short events, void *data) {
 	regenerate_key();
 }
 
-void regenerate_key() {
+void regenerate_key(void) {
 	if(timeout_initialized(&keyexpire_event)) {
 		ifdebug(STATUS) logger(LOG_INFO, "Expiring symmetric keys");
 		event_del(&keyexpire_event);

src/openssl/crypto.c

@@ -25,7 +25,7 @@
 
 #include "crypto.h"
 
-void crypto_init() {
+void crypto_init(void) {
         RAND_load_file("/dev/urandom", 1024);
 
         ENGINE_load_builtin_engines();
@@ -34,7 +34,7 @@ void crypto_init() {
         OpenSSL_add_all_algorithms();
 }
 
-void crypto_exit() {
+void crypto_exit(void) {
 	EVP_cleanup();
 }
 

src/protocol_key.c

@@ -34,7 +34,7 @@
 
 static bool mykeyused = false;
 
-void send_key_changed() {
+void send_key_changed(void) {
 	splay_node_t *node;
 	connection_t *c;
 

src/subnet.c

@@ -53,7 +53,7 @@ static subnet_t *cache_mac_subnet[2];
 static bool cache_mac_valid[2];
 static int cache_mac_slot;
 
-void subnet_cache_flush() {
+void subnet_cache_flush(void) {
 	cache_ipv4_valid[0] = cache_ipv4_valid[1] = false;
 	cache_ipv6_valid[0] = cache_ipv6_valid[1] = false;
 	cache_mac_valid[0] = cache_mac_valid[1] = false;

src/tincd.c

@@ -282,7 +282,7 @@ static void make_names(void) {
 	}
 }
 
-static void free_names() {
+static void free_names(void) {
 	if (identname) free(identname);
 	if (netname) free(netname);
 	if (controlcookiename) free(controlcookiename);
@@ -290,7 +290,7 @@ static void free_names() {
 	if (confbase) free(confbase);
 }
 
-static bool drop_privs() {
+static bool drop_privs(void) {
 #ifdef HAVE_MINGW
 	if (switchuser) {
 		logger(LOG_ERR, "%s not supported on this platform", "-U");

src/top.c

@@ -128,7 +128,7 @@ static void update(int fd) {
 	}
 }
 
-static void redraw() {
+static void redraw(void) {
 	erase();
 
 	mvprintw(0, 0, "Tinc %-16s  Nodes: %4d  Sort: %-8s  %s", netname, node_list.count, sortname[sortmode], cumulative ? "Cumulative" : "Current");

src/xmalloc.c

@@ -70,8 +70,7 @@ xalloc_fail (int size)
 /* Allocate N bytes of memory dynamically, with error checking.  */
 
 void *
-xmalloc (n)
+xmalloc (size_t n)
-     size_t n;
 {
   void *p;
 
@@ -84,8 +83,7 @@ xmalloc (n)
 /* Allocate N bytes of memory dynamically, and set it all to zero. */
 
 void *
-xmalloc_and_zero (n)
+xmalloc_and_zero (size_t n)
-     size_t n;
 {
   void *p;
 
@@ -101,9 +99,7 @@ xmalloc_and_zero (n)
    If P is NULL, run xmalloc.  */
 
 void *
-xrealloc (p, n)
+xrealloc (void *p, size_t n)
-     void *p;
-     size_t n;
 {
   p = realloc (p, n);
   if (p == 0)