""

Makefile

@@ -43,164 +43,3 @@ nodepend:
 	rm -f depend
  
 # DO NOT DELETE
-
-iftop.o: /usr/include/pcap/pcap.h /usr/include/sys/types.h
-iftop.o: /usr/include/features.h /usr/include/sys/cdefs.h
-iftop.o: /usr/include/gnu/stubs.h /usr/include/bits/types.h
-iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-iftop.o: /usr/include/time.h /usr/include/endian.h /usr/include/bits/endian.h
-iftop.o: /usr/include/sys/select.h /usr/include/bits/select.h
-iftop.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
-iftop.o: /usr/include/sys/time.h /usr/include/bits/time.h
-iftop.o: /usr/include/pcap/net/bpf.h /usr/include/stdio.h
-iftop.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-iftop.o: /usr/include/libio.h /usr/include/_G_config.h
-iftop.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
-iftop.o: /usr/include/alloca.h /usr/include/net/ethernet.h
-iftop.o: /usr/include/linux/if_ether.h /usr/include/netinet/ip.h
-iftop.o: /usr/include/netinet/in.h /usr/include/limits.h
-iftop.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
-iftop.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
-iftop.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
-iftop.o: /usr/include/bits/socket.h /usr/include/bits/sockaddr.h
-iftop.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
-iftop.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
-iftop.o: /usr/include/pthread.h /usr/include/sched.h
-iftop.o: /usr/include/bits/sched.h /usr/include/signal.h
-iftop.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/sigthread.h
-iftop.o: /usr/include/curses.h /usr/include/ncurses/unctrl.h
-iftop.o: /usr/include/ncurses/curses.h /usr/include/string.h iftop.h
-iftop.o: addr_hash.h /usr/include/sys/socket.h /usr/include/arpa/inet.h
-iftop.o: hash.h resolver.h ui.h
-addr_hash.o: /usr/include/stdio.h /usr/include/features.h
-addr_hash.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
-addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-addr_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-addr_hash.o: /usr/include/bits/types.h /usr/include/libio.h
-addr_hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
-addr_hash.o: /usr/include/stdlib.h /usr/include/sys/types.h
-addr_hash.o: /usr/include/time.h /usr/include/endian.h
-addr_hash.o: /usr/include/bits/endian.h /usr/include/sys/select.h
-addr_hash.o: /usr/include/bits/select.h /usr/include/bits/sigset.h
-addr_hash.o: /usr/include/sys/sysmacros.h /usr/include/alloca.h addr_hash.h
-addr_hash.o: /usr/include/sys/socket.h /usr/include/bits/socket.h
-addr_hash.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
-addr_hash.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
-addr_hash.o: /usr/include/bits/posix2_lim.h /usr/include/bits/sockaddr.h
-addr_hash.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
-addr_hash.o: /usr/include/netinet/in.h /usr/include/stdint.h
-addr_hash.o: /usr/include/bits/wordsize.h /usr/include/bits/in.h
-addr_hash.o: /usr/include/bits/byteswap.h /usr/include/arpa/inet.h hash.h
-addr_hash.o: iftop.h
-hash.o: /usr/include/stdio.h /usr/include/features.h /usr/include/sys/cdefs.h
-hash.o: /usr/include/gnu/stubs.h
-hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-hash.o: /usr/include/bits/types.h /usr/include/libio.h
-hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
-hash.o: /usr/include/stdlib.h /usr/include/sys/types.h /usr/include/time.h
-hash.o: /usr/include/endian.h /usr/include/bits/endian.h
-hash.o: /usr/include/sys/select.h /usr/include/bits/select.h
-hash.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
-hash.o: /usr/include/alloca.h hash.h iftop.h
-ns_hash.o: /usr/include/stdio.h /usr/include/features.h
-ns_hash.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
-ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-ns_hash.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-ns_hash.o: /usr/include/bits/types.h /usr/include/libio.h
-ns_hash.o: /usr/include/_G_config.h /usr/include/bits/stdio_lim.h
-ns_hash.o: /usr/include/stdlib.h /usr/include/sys/types.h /usr/include/time.h
-ns_hash.o: /usr/include/endian.h /usr/include/bits/endian.h
-ns_hash.o: /usr/include/sys/select.h /usr/include/bits/select.h
-ns_hash.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
-ns_hash.o: /usr/include/alloca.h /usr/include/sys/socket.h
-ns_hash.o: /usr/include/bits/socket.h /usr/include/limits.h
-ns_hash.o: /usr/include/bits/posix1_lim.h /usr/include/bits/local_lim.h
-ns_hash.o: /usr/include/linux/limits.h /usr/include/bits/posix2_lim.h
-ns_hash.o: /usr/include/bits/sockaddr.h /usr/include/asm/socket.h
-ns_hash.o: /usr/include/asm/sockios.h /usr/include/netinet/in.h
-ns_hash.o: /usr/include/stdint.h /usr/include/bits/wordsize.h
-ns_hash.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
-ns_hash.o: /usr/include/arpa/inet.h ns_hash.h hash.h iftop.h
-resolver.o: /usr/include/netinet/in.h /usr/include/features.h
-resolver.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
-resolver.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
-resolver.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
-resolver.o: /usr/include/bits/posix2_lim.h /usr/include/stdint.h
-resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-resolver.o: /usr/include/bits/wordsize.h /usr/include/sys/types.h
-resolver.o: /usr/include/bits/types.h /usr/include/time.h
-resolver.o: /usr/include/endian.h /usr/include/bits/endian.h
-resolver.o: /usr/include/sys/select.h /usr/include/bits/select.h
-resolver.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
-resolver.o: /usr/include/bits/socket.h /usr/include/bits/sockaddr.h
-resolver.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
-resolver.o: /usr/include/bits/in.h /usr/include/bits/byteswap.h
-resolver.o: /usr/include/sys/socket.h /usr/include/arpa/inet.h
-resolver.o: /usr/include/pthread.h /usr/include/sched.h
-resolver.o: /usr/include/bits/sched.h /usr/include/signal.h
-resolver.o: /usr/include/bits/pthreadtypes.h /usr/include/bits/sigthread.h
-resolver.o: /usr/include/stdio.h
-resolver.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-resolver.o: /usr/include/libio.h /usr/include/_G_config.h
-resolver.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
-resolver.o: /usr/include/alloca.h /usr/include/netdb.h
-resolver.o: /usr/include/rpc/netdb.h /usr/include/errno.h
-resolver.o: /usr/include/bits/errno.h /usr/include/linux/errno.h
-resolver.o: /usr/include/asm/errno.h /usr/include/string.h ns_hash.h hash.h
-resolver.o: iftop.h
-ui.o: /usr/include/curses.h /usr/include/stdio.h /usr/include/features.h
-ui.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
-ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-ui.o: /usr/include/bits/types.h /usr/include/libio.h /usr/include/_G_config.h
-ui.o: /usr/include/bits/stdio_lim.h /usr/include/ncurses/unctrl.h
-ui.o: /usr/include/ncurses/curses.h /usr/include/string.h /usr/include/math.h
-ui.o: /usr/include/bits/huge_val.h /usr/include/bits/mathdef.h
-ui.o: /usr/include/bits/mathcalls.h
-ui.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/float.h
-ui.o: /usr/include/pthread.h /usr/include/sched.h /usr/include/time.h
-ui.o: /usr/include/bits/sched.h /usr/include/signal.h
-ui.o: /usr/include/bits/sigset.h /usr/include/bits/pthreadtypes.h
-ui.o: /usr/include/bits/sigthread.h /usr/include/stdlib.h
-ui.o: /usr/include/sys/types.h /usr/include/endian.h
-ui.o: /usr/include/bits/endian.h /usr/include/sys/select.h
-ui.o: /usr/include/bits/select.h /usr/include/sys/sysmacros.h
-ui.o: /usr/include/alloca.h /usr/include/sys/time.h /usr/include/bits/time.h
-ui.o: addr_hash.h /usr/include/sys/socket.h /usr/include/bits/socket.h
-ui.o: /usr/include/limits.h /usr/include/bits/posix1_lim.h
-ui.o: /usr/include/bits/local_lim.h /usr/include/linux/limits.h
-ui.o: /usr/include/bits/posix2_lim.h /usr/include/bits/sockaddr.h
-ui.o: /usr/include/asm/socket.h /usr/include/asm/sockios.h
-ui.o: /usr/include/netinet/in.h /usr/include/stdint.h
-ui.o: /usr/include/bits/wordsize.h /usr/include/bits/in.h
-ui.o: /usr/include/bits/byteswap.h /usr/include/arpa/inet.h hash.h iftop.h
-ui.o: resolver.h sorted_list.h
-util.o: /usr/include/sys/types.h /usr/include/features.h
-util.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
-util.o: /usr/include/bits/types.h
-util.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-util.o: /usr/include/time.h /usr/include/endian.h /usr/include/bits/endian.h
-util.o: /usr/include/sys/select.h /usr/include/bits/select.h
-util.o: /usr/include/bits/sigset.h /usr/include/sys/sysmacros.h
-util.o: /usr/include/errno.h /usr/include/bits/errno.h
-util.o: /usr/include/linux/errno.h /usr/include/asm/errno.h
-util.o: /usr/include/stdio.h
-util.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-util.o: /usr/include/libio.h /usr/include/_G_config.h
-util.o: /usr/include/bits/stdio_lim.h /usr/include/stdlib.h
-util.o: /usr/include/alloca.h /usr/include/string.h /usr/include/unistd.h
-util.o: /usr/include/bits/posix_opt.h /usr/include/bits/confname.h
-util.o: /usr/include/getopt.h iftop.h
-sorted_list.o: /usr/include/stdlib.h /usr/include/features.h
-sorted_list.o: /usr/include/sys/cdefs.h /usr/include/gnu/stubs.h
-sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stddef.h
-sorted_list.o: /usr/include/sys/types.h /usr/include/bits/types.h
-sorted_list.o: /usr/include/time.h /usr/include/endian.h
-sorted_list.o: /usr/include/bits/endian.h /usr/include/sys/select.h
-sorted_list.o: /usr/include/bits/select.h /usr/include/bits/sigset.h
-sorted_list.o: /usr/include/sys/sysmacros.h /usr/include/alloca.h
-sorted_list.o: /usr/include/stdio.h
-sorted_list.o: /usr/lib/gcc-lib/i386-redhat-linux/egcs-2.91.66/include/stdarg.h
-sorted_list.o: /usr/include/libio.h /usr/include/_G_config.h
-sorted_list.o: /usr/include/bits/stdio_lim.h sorted_list.h iftop.h

iftop.c

@@ -29,7 +29,8 @@ pthread_mutex_t tick_mutex;
 
 
 
-#define CAPTURE_LENGTH 512
+/* Only need ethernet and IP headers. */
+#define CAPTURE_LENGTH 48
 
 void init_history() {
     history = addr_hash_create();

ui.c

@@ -15,7 +15,7 @@
 #include "resolver.h"
 #include "sorted_list.h"
 
-#define HOSTNAME_LENGTH 20
+#define HOSTNAME_LENGTH 256
 
 #define HISTORY_DIVISIONS 3
 
@@ -87,10 +87,16 @@ void ui_print() {
     hash_node_type* n = NULL;
     sorted_list_node* nn = NULL;
     char hostname[HOSTNAME_LENGTH];
-    char line[80]; // FIXME
+    static char *line;
+    static int lcols;
     int y = 2;
     sorted_list_type screen_list;
 
+    if (!line || lcols != COLS) {
+        xfree(line);
+        line = calloc(COLS + 1, 1);
+    }
+
     screen_list.compare = &screen_line_compare;
     sorted_list_initialise(&screen_list);
 
@@ -119,11 +125,12 @@ void ui_print() {
         sorted_list_insert(&screen_list, screen_line);
     }
 
+    /* Screen layout: we have 2 * HISTORY_DIVISIONS 6-character wide history
+     * items, and so can use COLS - 12 * HISTORY_DIVISIONS to print the two
+     * host names. */
+
     while((nn = sorted_list_next_item(&screen_list, nn)) != NULL) {
-        int x = 0;
+        int x = 0, j, L, t;
-        int j;
-        int L;
-        int t;
         host_pair_line* screen_line = (host_pair_line*)nn->data;
 
         if(history_len < history_divs[j]) {
@@ -132,15 +139,17 @@ void ui_print() {
             t = history_divs[j] * RESOLUTION;
         }
 
+        L = COLS - 12 * HISTORY_DIVISIONS;
+
         resolve(&screen_line->ap->src, hostname, HOSTNAME_LENGTH);
-        sprintf(line, "%s ", hostname);
+        sprintf(line, "%s", hostname);
         mvaddstr(y, x, line);
-        x += 20;
+        x += L / 2 - 2;
 
         resolve(&screen_line->ap->dst, hostname, HOSTNAME_LENGTH);
-        sprintf(line ,"=> %10s ", hostname);
+        sprintf(line, " => %*s", L / 2 - 2, hostname);
         mvaddstr(y, x, line);
-        x += 24;
+        x = L;
 
         for(j = 0; j < HISTORY_DIVISIONS; j++) {
             readable_size(screen_line->sent[j] / t, line, 10);