""

iftop.h

@@ -26,4 +26,11 @@ void *xrealloc(void *w, size_t n);
 char *xstrdup(const char *s);
 void xfree(void *v);
 
+/* ui.c */
+void analyse_data(void);
+void ui_init(void);
+
+/* options.c */
+void options_read(int argc, char **argv);
+
 #endif /* __IFTOP_H_ */

options.c

@@ -17,7 +17,7 @@ char optstr[] = "+i:f:n:dhp";
 
 /* Global options. */
 
-void set_defaults() {
+static void set_defaults() {
     options.interface = "eth0";
     options.filtercode = NULL;
     options.netfilter = 0;
@@ -28,12 +28,12 @@ void set_defaults() {
     options.showbars = 1;
 }
 
-void die(char *msg) {
+static void die(char *msg) {
     fprintf(stderr, msg);
     exit(1);
 }
 
-void set_net_filter(char* arg) {
+static void set_net_filter(char* arg) {
     char* mask;
 
     mask = strchr(arg, '/');
@@ -64,7 +64,7 @@ void set_net_filter(char* arg) {
 
 /* usage:
  * Print usage information. */
-void usage(FILE *fp) {
+static void usage(FILE *fp) {
     fprintf(fp,
 "iftop: display bandwidth usage on an interface by host\n"
 "\n"

resolver.c

@@ -58,7 +58,7 @@ void resolver_worker(void* ptr) {
             /* Allocate buffer, remember to free it to avoid memory leakage.  */            
             tmphstbuf = xmalloc (hstbuflen);
 
-            while ((res = gethostbyaddr_r (&addr, sizeof(addr), AF_INET,
+            while ((res = gethostbyaddr_r ((char*)&addr, sizeof(addr), AF_INET,
                                            &hostbuf, tmphstbuf, hstbuflen,
                                            &hp, &herr)) == ERANGE) {
                 /* Enlarge the buffer.  */