""

addr_hash.h

@@ -21,6 +21,6 @@ typedef struct {
 
 typedef addr_pair key_type;      /* index into hash table */
 
-hash_type* addr_hash_create();
+hash_type* addr_hash_create(void);
 
 #endif /* __ADDR_HASH_H_ */

iftop.c

@@ -417,7 +417,7 @@ void packet_init() {
     }
     strncpy(ifr.ifr_name, options.interface, IFNAMSIZ);
     ifr.ifr_hwaddr.sa_family = AF_UNSPEC;
-    if (ioctl(s, SIOCGIFHWADDR, &ifr) == -1) {
+    if (ioctl(s, SIOCGIFADDR, &ifr) == -1) {
         fprintf(stderr, "Error getting hardware address for interface: %s\n", options.interface); 
         perror("ioctl(SIOCGIFHWADDR)");
         exit(1);
@@ -428,6 +428,8 @@ void packet_init() {
     for (s = 0; s < 6; ++s)
         fprintf(stderr, "%c%02x", s ? ':' : ' ', (unsigned int)if_hw_addr[s]);
     fprintf(stderr, "\n");
+
+    fprintf(stderr, "IP address is: %s", inet_ntoa(((struct sockaddr_in*)&ifr.ifr_addr)->sin_addr));
     
     resolver_initialise();
 

iftop.h

@@ -20,7 +20,7 @@ typedef struct {
     int last_write;
 } history_type;
 
-void tick();
+void tick(void);
 
 void *xmalloc(size_t n);
 void *xcalloc(size_t n, size_t m);

ns_hash.h

@@ -14,6 +14,6 @@
 #include <arpa/inet.h>
 #include "hash.h"
 
-hash_type* ns_hash_create();
+hash_type* ns_hash_create(void);
 
 #endif /* __NS_HASH_H_ */

resolver.h

@@ -12,7 +12,7 @@
 #include <netinet/in.h>
 
 
-void resolver_initialise();
+void resolver_initialise(void);
 
 void resolve(struct in_addr* addr, char* result, int buflen);
 

serv_hash.h

@@ -17,7 +17,7 @@ typedef struct {
     int protocol;
 } ip_service; 
 
-hash_type* serv_hash_create();
+hash_type* serv_hash_create(void);
 void serv_hash_initialise(hash_type* sh);
 
 #endif /* __SERV_HASH_H_ */

ui.h

@@ -7,9 +7,9 @@
 #ifndef __UI_H_ /* include guard */
 #define __UI_H_
 
-void ui_print();
-void ui_loop();
-void ui_finish();
+void ui_print(void);
+void ui_loop(void);
+void ui_finish(void);
 void ui_tick(int);
 
 #endif /* __UI_H_ */