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netmate.c
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/*******************************************************************************
*
* Copyright (c) 2013 Robert Krause ([email protected])
*
* This file is part of Netmate.
*
* Netmate is free software: you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or any later version.
*
* Netmate is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* Netmate. If not, see http://www.gnu.org/licenses/.
*
******************************************************************************/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <pcap.h>
#include <pcap/sll.h>
#include <gtk/gtk.h>
#ifndef WIN32
#include <arpa/inet.h>
#include <netinet/if_ether.h>
#include <net/if_arp.h>
#include <netinet/ip.h>
#include <netinet/ip6.h>
#include <netinet/ip_icmp.h>
#include <netinet/icmp6.h>
#include <netinet/tcp.h>
#include <netinet/udp.h>
#else
#include "win32.h"
#endif
/* THE VERSION OF NETMATE */
#define VERSION "0.2.0"
/* ADDITIONAL LINK TYPES */
#define LINKTYPE_LINUX_SLL 113
/******************************************************************************/
void loadpcapfile(GtkWidget *widget, GtkListStore *packetliststore);
void append_field(GtkGrid *grid, int *x, int *y, int size, char *label, char *tooltip);
void display_packet(GtkWidget *widget);
void openpcapfile(GtkWidget *widget, gpointer data);
void getinfo(pcap_t *handler, const u_char *packet, char **protocol, char **flags, char **source, char **sport, char **destination, char **dport);
#include "tooltips.h"
#include "layer2.h"
#include "layer3.h"
#include "layer4.h"
/******************************************************************************/
char *filename = NULL;
/* global grids (protocol container) */
GtkNotebook *protocolheadernotebook;
/******************************************************************************/
/* GTK INFORMATION WINDOWS */
/******************************************************************************/
/* shows an error popup with given (char*) as message */
void show_error(GtkWidget *widget, gpointer message) {
GtkWidget *toplevel; /* the toplevel window */
GtkWidget *dialog; /* the dialog object */
/* get toplevel from widget */
toplevel = gtk_widget_get_toplevel(widget);
/* show window only if toplevel */
if (gtk_widget_is_toplevel(toplevel)) {
/* create new dialog */
dialog = gtk_message_dialog_new(GTK_WINDOW(toplevel), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "%s", (char*)message);
/* set title */
gtk_window_set_title(GTK_WINDOW(dialog), "Error");
/* run dialog */
gtk_dialog_run(GTK_DIALOG(dialog));
/* destroy dialog */
gtk_widget_destroy(dialog);
}
}
/* shows a warning popup with given (char*) as message */
void show_warning(GtkWidget *widget, gpointer message) {
GtkWidget *toplevel; /* the toplevel window */
GtkWidget *dialog; /* the dialog object */
/* get toplevel from widget */
toplevel = gtk_widget_get_toplevel(widget);
/* show window only if toplevel */
if (gtk_widget_is_toplevel(toplevel)) {
/* create new dialog */
dialog = gtk_message_dialog_new(GTK_WINDOW(toplevel), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, "%s", (char*)message);
/* set title */
gtk_window_set_title(GTK_WINDOW(dialog), "Warning");
/* run dialog */
gtk_dialog_run(GTK_DIALOG(dialog));
/* destroy dialog */
gtk_widget_destroy(dialog);
}
}
/* shows an information popup with given (char*) as message */
void show_information(GtkWidget *widget, gpointer message) {
GtkWidget *toplevel; /* the toplevel window */
GtkWidget *dialog; /* the dialog object */
/* get toplevel from widget */
toplevel = gtk_widget_get_toplevel(widget);
/* show window only if toplevel */
if (gtk_widget_is_toplevel(toplevel)) {
/* create new dialog */
dialog = gtk_message_dialog_new(GTK_WINDOW(toplevel), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_INFO, GTK_BUTTONS_OK, "%s", (char*)message);
/* set title */
gtk_window_set_title(GTK_WINDOW(dialog), "Information");
/* run dialog */
gtk_dialog_run(GTK_DIALOG(dialog));
/* destroy dialog */
gtk_widget_destroy(dialog);
}
}
/* shows a questiong popup with given (char*) as message */
gint show_question(GtkWidget *widget, gpointer message) {
GtkWidget *toplevel; /* the toplevel window */
GtkWidget *dialog; /* the dialog object */
int ret = -1; /* return value (clicked button) GTK_RESPONSE_NO or GTK_RESPONSE_YES */
/* get toplevel from widget */
toplevel = gtk_widget_get_toplevel(widget);
/* show window only if toplevel */
if (gtk_widget_is_toplevel(toplevel)) {
/* create new dialog */
dialog = gtk_message_dialog_new(GTK_WINDOW(toplevel), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO, "%s", (char*)message);
/* set title */
gtk_window_set_title(GTK_WINDOW(dialog), "Question");
/* run dialog and get click as int */
ret = gtk_dialog_run(GTK_DIALOG(dialog));
/* destroy dialog */
gtk_widget_destroy(dialog);
}
/* return clicked button */
return(ret);
}
/******************************************************************************/
void append_field(GtkGrid *grid, int *x, int *y, int size, char *label, char *tooltip) {
GtkButton *button;
while (*x + size > 32) {
button = GTK_BUTTON(gtk_button_new_with_label(label));
if (tooltip != NULL) gtk_widget_set_tooltip_text(GTK_WIDGET(button), tooltip);
gtk_grid_attach(grid, GTK_WIDGET(button), *x, *y, 32-*x, 1);
size -= 32-*x;
*x = 0;
*y = *y + 1;
}
button = GTK_BUTTON(gtk_button_new_with_label(label));
if (tooltip != NULL) gtk_widget_set_tooltip_text(GTK_WIDGET(button), tooltip);
gtk_grid_attach(grid, GTK_WIDGET(button), *x, *y, size, 1);
*x = *x + size;
if (*x == 32) { *x = 0; *y = *y + 1; }
}
GtkGrid *not_supported_grid(char *protocol) {
GtkGrid *grid; /* the grid itself */
char *label; /* label of buttons to set */
/* init a new empty grid */
grid = GTK_GRID(gtk_grid_new());
/* set columns to be uniform sized (for better bit size representation) */
gtk_grid_set_column_homogeneous(grid, TRUE);
/* allocate memory for button label */
label = malloc(255);
/* Upper Layer Protocol */
sprintf(label, "\n%s is not supported yet.\n\nPlease send an email to [email protected] if you want it to be supported in future releases.", protocol);
gtk_grid_attach(grid, gtk_label_new(label), 0, 0, 32, 5);
/* free memory of label */
free(label);
/* show ethernet grid (tab) */
gtk_widget_show_all(GTK_WIDGET(grid));
/* return grid to tab builder */
return(grid);
}
void display_packet(GtkWidget *widget) {
GtkTreeSelection *selection; /* tree selection */
GtkTreeModel *model; /* tree model */
GtkTreeIter iter; /* tree iterator */
pcap_t *handler; /* pcap file handler */
char errbuf[PCAP_ERRBUF_SIZE]; /* pcap error buffer */
struct pcap_pkthdr *header; /* the header from libpcap */
const u_char *packet; /* current packet pointer */
unsigned int packetnumber; /* currently secected packet number */
struct ether_header *eth = NULL;
struct sll_header *sll = NULL; /* sll header (linux cooked) */
struct arphdr *arp = NULL;
struct iphdr *ipv4 = NULL; /* ipv4_header pointer */
struct ip6_hdr *ipv6 = NULL;
struct icmphdr *icmp = NULL;
struct icmp6_hdr *icmpv6 = NULL;
struct tcphdr *tcp = NULL;
struct udphdr *udp = NULL;
unsigned int i = 1; /* loop counter to track packet */
unsigned short nextproto = 0;
char *nextptr = NULL;
int pos;
if (filename == NULL) return;
/* open pcap to find packet */
handler = pcap_open_offline(filename, errbuf);
if (handler == NULL) return;
/* get currently selected packet */
selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(widget));
if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
gtk_tree_model_get(model, &iter, 0, &packetnumber, -1);
}
/* iterate through packets until selected packet is found
this might also be done by preloading of this technique is too slow */
while (i++ <= packetnumber) pcap_next_ex(handler, &header, &packet);
/* remember tab position and hide all tabs */
pos = gtk_notebook_get_current_page(protocolheadernotebook);
/* clear grids */
while (gtk_notebook_get_n_pages(protocolheadernotebook) > 0) {
gtk_notebook_remove_page(protocolheadernotebook, 0);
}
switch (pcap_datalink(handler)) {
case DLT_EN10MB:
/* set pointer to ethernet header */
eth = (struct ether_header*)(packet);
/* display ethernet tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(ethernet_grid(eth)), gtk_label_new(hardwaretype(pcap_datalink(handler))));
nextproto = htons(eth->ether_type);
nextptr = (void*)(packet + sizeof(struct ether_header));
break;
case LINKTYPE_LINUX_SLL:
/* LINUX COOKED */
sll = (struct sll_header*)(packet);
/* display sll tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(sll_grid(sll)), gtk_label_new(hardwaretype(pcap_datalink(handler))));
nextproto = htons(sll->sll_protocol);
nextptr = (void*)(packet + sizeof(struct sll_header));
break;
default:
/* display not supported tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(not_supported_grid(hardwaretype(pcap_datalink(handler)))), gtk_label_new(hardwaretype(pcap_datalink(handler))));
return;
}
switch (nextproto) {
case ETHERTYPE_ARP:
/* ARP */
arp = (struct arphdr*)nextptr;
nextptr += sizeof(struct arphdr);
/* display arp tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(arp_grid(arp, ((u_char*)nextptr))), gtk_label_new(ethertype(nextproto)));
nextproto = 0xffff;
break;
case ETHERTYPE_IP:
/* IPV4 */
ipv4 = (struct iphdr*)nextptr;
nextptr += sizeof(struct iphdr);
/* display ipv4 tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(ipv4_grid(ipv4, ((u_char*)nextptr))), gtk_label_new(ethertype(nextproto)));
nextproto = ipv4->protocol;
break;
case ETHERTYPE_IPV6:
/* IPV6 */
ipv6 = (struct ip6_hdr*)nextptr;
nextptr += sizeof(struct ip6_hdr);
/* display ipv4 tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(ipv6_grid(ipv6, ((u_char*)nextptr))), gtk_label_new(ethertype(nextproto)));
nextproto = ipv6->ip6_ctlun.ip6_un1.ip6_un1_nxt;
while (nextproto == IPPROTO_HOPOPTS) {
/* next header */
nextproto = ((u_char*)nextptr)[0];
nextptr += (((u_char*)nextptr)[1]+1) * 8;
}
break;
default:
/* display not supported tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(not_supported_grid(ethertype(nextproto))), gtk_label_new(ethertype(nextproto)));
nextproto = 0xffff;
break;
}
if (nextproto != 0xffff) {
switch (nextproto) {
case IPPROTO_ICMP:
icmp = (struct icmphdr*)nextptr;
nextptr += sizeof(struct icmphdr);
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(icmp_grid(icmp, ((u_char*)nextptr), htons(ipv4->tot_len)-(ipv4->ihl*4))), gtk_label_new(ipprotocol(nextproto)));
break;
case IPPROTO_ICMPV6:
icmpv6 = (struct icmp6_hdr*)nextptr;
/* skip 4 bytes of unused / reserved fields of header struct and pass to next protocol pointer */
nextptr += sizeof(struct icmp6_hdr)-4;
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(icmpv6_grid(icmpv6, ((u_char*)nextptr), htons(ipv6->ip6_ctlun.ip6_un1.ip6_un1_plen))), gtk_label_new(ipprotocol(nextproto)));
break;
case IPPROTO_TCP:
tcp = (struct tcphdr*)nextptr;
nextptr += sizeof(struct tcphdr);
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(tcp_grid(tcp, ((u_char*)nextptr))), gtk_label_new(ipprotocol(nextproto)));
break;
case IPPROTO_UDP:
udp = (struct udphdr*)nextptr;
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(udp_grid(udp)), gtk_label_new(ipprotocol(nextproto)));
break;
default:
/* display not supported tab */
gtk_notebook_append_page(protocolheadernotebook, GTK_WIDGET(not_supported_grid(ipprotocol(nextproto))), gtk_label_new(ipprotocol(nextproto)));
nextproto = 0xffff;
break;
}
}
/* switch to tab that was former selected */
if ((pos >= 0) && (pos < gtk_notebook_get_n_pages(protocolheadernotebook))) {
gtk_notebook_set_current_page(protocolheadernotebook, pos);
}
/* close pcap handler */
pcap_close(handler);
}
void openpcapfile(GtkWidget *widget, gpointer data) {
GtkDialog *fileopendialog;
fileopendialog = GTK_DIALOG(gtk_file_chooser_dialog_new ("Open File",
GTK_WINDOW(gtk_widget_get_toplevel(widget)),
GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
NULL));
gtk_window_resize(GTK_WINDOW(fileopendialog), 1000, 500);
if (gtk_dialog_run (GTK_DIALOG (fileopendialog)) == GTK_RESPONSE_ACCEPT) {
filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (fileopendialog));
loadpcapfile(widget, GTK_LIST_STORE(data));
}
gtk_widget_destroy(GTK_WIDGET(fileopendialog));
}
void getinfo(pcap_t *handler, const u_char *packet, char **protocol, char **flags, char **source, char **sport, char **destination, char **dport) {
struct ether_header *eth;
struct iphdr *ipv4; /* ipv4_header pointer */
struct tcphdr *tcp;
struct udphdr *udp;
struct ip6_hdr *ipv6;
struct sll_header *sll; /* sll header (linux cooked) */
unsigned short nextproto;
char *nextptr = NULL;
*protocol = malloc(100);
*source = malloc(100);
*sport = malloc(100);
*destination = malloc(100);
*dport = malloc(100);
*flags = malloc(100);
memset(*protocol, 0, 100);
memset(*source, 0, 100);
memset(*sport, 0, 100);
memset(*destination, 0, 100);
memset(*dport, 0, 100);
memset(*flags, 0, 100);
sprintf(*protocol, "%s", hardwaretype(pcap_datalink(handler)));
switch (pcap_datalink(handler)) {
case DLT_EN10MB:
/* set pointer to ethernet header */
eth = (struct ether_header*)(packet);
sprintf(*source, "%02x:%02x:%02x:%02x:%02x:%02x", eth->ether_shost[0], eth->ether_shost[1], eth->ether_shost[2], eth->ether_shost[3], eth->ether_shost[4], eth->ether_shost[5]);
sprintf(*destination, "%02x:%02x:%02x:%02x:%02x:%02x", eth->ether_dhost[0], eth->ether_dhost[1], eth->ether_dhost[2], eth->ether_dhost[3], eth->ether_dhost[4], eth->ether_dhost[5]);
nextproto = htons(eth->ether_type);
nextptr = (void*)(packet + sizeof(struct ether_header));
break;
case LINKTYPE_LINUX_SLL:
/* LINUX COOKED */
sll = (struct sll_header*)(packet);
/* TODO: need to check sll->halen to get REAL size (6 chosen here) */
sprintf(*source, "%02x:%02x:%02x:%02x:%02x:%02x", sll->sll_addr[0], sll->sll_addr[1], sll->sll_addr[2], sll->sll_addr[3], sll->sll_addr[4], sll->sll_addr[5]);
/* destination is unknown in SLL */
nextproto = htons(sll->sll_protocol);
nextptr = (void*)(packet + sizeof(struct sll_header));
break;
default:
nextproto = 0xffff;
break;
}
if (nextproto != 0xffff) {
sprintf(*protocol, "%s", ethertype(nextproto));
switch (nextproto) {
case ETHERTYPE_ARP:
/* ARP */
/* arp = (struct arphdr*)nextptr;*/
nextproto = 0xffff;
break;
case ETHERTYPE_IP:
/* IPV4 */
ipv4 = (struct iphdr*)nextptr;
nextptr += sizeof(struct iphdr);
nextproto = ipv4->protocol;
sprintf(*source, "%u.%u.%u.%u", ipv4->saddr & 0xff, (ipv4->saddr >> 8) & 0xff, (ipv4->saddr >> 16) & 0xff, (ipv4->saddr >> 24) & 0xff);
sprintf(*destination, "%u.%u.%u.%u", ipv4->daddr & 0xff, (ipv4->daddr >> 8) & 0xff, (ipv4->daddr >> 16) & 0xff, (ipv4->daddr >> 24) & 0xff);
/* reserved flag */
if (ipv4->frag_off & htons(IP_RF)) strcat(*flags, "RF ");
/* dont fragment flag */
if (ipv4->frag_off & htons(IP_DF)) strcat(*flags, "DF ");
/* more fragments flag */
if (ipv4->frag_off & htons(IP_MF)) strcat(*flags, "MF ");
break;
case ETHERTYPE_IPV6:
ipv6 = (struct ip6_hdr*)nextptr;
nextptr += sizeof(struct ip6_hdr);
sprintf(*source, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x", htons(ipv6->ip6_src.__in6_u.__u6_addr16[0]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[1]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[2]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[3]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[4]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[5]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[6]), htons(ipv6->ip6_src.__in6_u.__u6_addr16[7]));
sprintf(*destination, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x", htons(ipv6->ip6_dst.__in6_u.__u6_addr16[0]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[1]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[2]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[3]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[4]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[5]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[6]), htons(ipv6->ip6_dst.__in6_u.__u6_addr16[7]));
nextproto = ipv6->ip6_ctlun.ip6_un1.ip6_un1_nxt;
while (nextproto == IPPROTO_HOPOPTS) {
/* next header */
nextproto = ((u_char*)nextptr)[0];
nextptr += (((u_char*)nextptr)[1]+1) * 8;
}
break;
default:
nextproto = 0xffff;
break;
}
}
if (nextproto != 0xffff) {
sprintf(*protocol, "%s", ipprotocol(nextproto));
switch (nextproto) {
case IPPROTO_ICMP:
/* icmp = (struct icmphdr*)nextptr;*/
break;
case IPPROTO_ICMPV6:
/* icmpv6 = (struct icmp6_hdr*)nextptr;*/
break;
case IPPROTO_TCP:
tcp = (struct tcphdr*)nextptr;
sprintf(*sport, "%u", htons(tcp->source));
sprintf(*dport, "%u", htons(tcp->dest));
/* NS */
if (tcp->res1 & 0x01) strcat(*flags, "NS ");
/* CWR */
if (tcp->res2 & 0x02) strcat(*flags, "CWR ");
/* ECE */
if (tcp->res2 & 0x01) strcat(*flags, "ECE ");
/* URG */
if (tcp->urg) strcat(*flags, "URG ");
/* ACK */
if (tcp->ack) strcat(*flags, "ACK ");
/* PSH */
if (tcp->psh) strcat(*flags, "PSH ");
/* RST */
if (tcp->rst) strcat(*flags, "RST ");
/* SYN */
if (tcp->syn) strcat(*flags, "SYN ");
/* FIN */
if (tcp->fin) strcat(*flags, "FIN ");
break;
case IPPROTO_UDP:
udp = (struct udphdr*)nextptr;
sprintf(*sport, "%u", htons(udp->source));
sprintf(*dport, "%u", htons(udp->dest));
break;
default:
nextproto = 0xffff;
break;
}
}
}
void loadpcapfile(GtkWidget *widget, GtkListStore *packetliststore) {
GtkTreeIter iter; /* iterator for filling tree view */
char errbuf[PCAP_ERRBUF_SIZE]; /* pcap error buffer */
unsigned int i; /* loop variable */
struct pcap_pkthdr *header; /* pointer to pcap header */
const u_char *packet; /* pcap packet pointer */
pcap_t *handler; /* pcap file handler */
long begintime = -1;
long beginutime;
long realtime;
long realutime;
char *pcaptime = malloc(20);
char *protocol;
char *source;
char *sport;
char *destination;
char *dport;
char *flags;
/* clear all items */
gtk_list_store_clear(packetliststore);
/* clear grids */
while (gtk_notebook_get_n_pages(protocolheadernotebook) > 0) {
gtk_notebook_remove_page(protocolheadernotebook, 0);
}
/* check for empty file pointer */
if (filename == NULL) return;
/* check if file exists */
if (access(filename, F_OK ) == -1 ) {
show_error(widget, "File not found.");
filename = NULL;
return;
}
/* open file and create pcap handler */
handler = pcap_open_offline(filename, errbuf);
/* check for proper pcap file */
if (handler == NULL ) {
show_error(widget, "Invalid pcap format, try pcapfix :)");
filename = NULL;
return;
}
/* read packets from file and fill tree view */
i = 1;
while (pcap_next_ex(handler, &header, &packet) >= 0) {
if (begintime == -1) {
begintime = (header->ts).tv_sec;
beginutime = (header->ts).tv_usec;
}
realtime = (header->ts).tv_sec-begintime;
realutime = (header->ts).tv_usec-beginutime;
if (realutime < 0) {
realtime--;
realutime += 1000000;
}
sprintf(pcaptime, "%ld.%06ld", realtime, realutime);
getinfo(handler, packet, &protocol, &flags, &source, &sport, &destination, &dport);
/* insert new row into tree view */
gtk_list_store_insert_with_values(packetliststore, &iter, -1, 0, i++, 1, pcaptime, 2, protocol, 3, flags, 4, source, 5, sport, 6, destination, 7, dport, -1);
}
free(pcaptime);
free(source);
free(destination);
/* close pcap handler */
pcap_close(handler);
}
/* MAIN FUNCTION */
int main (int argc, char *argv[]) {
GtkWindow *mainwindow; /* main window object */
GtkBox *mainbox;
GtkMenuBar *topmenubar;
GtkScrolledWindow *packetscrolledwindow;
GtkMenuItem *filemenuitem, *helpmenuitem, *aboutmenuitem;
GtkMenu *filemenu, *helpmenu;
GtkTreeViewColumn *packetnumbertreeviewcolumn, *timetreeviewcolumn, *protocoltreeviewcolumn, *sourcetreeviewcolumn, *destinationtreeviewcolumn, *sporttreeviewcolumn, *dporttreeviewcolumn, *flagstreeviewcolumn;
GtkCellRendererText *packetnumbercellrenderertext, *timecellrenderertext, *protocolcellrenderertext, *sourcecellrenderertext, *destinationcellrenderertext, *sportcellrenderertext, *dportcellrenderertext, *flagscellrenderertext;
GtkListStore *packetliststore; /* list store for packets */
GtkTreeView *packettreeview; /* tree view for packets */
GtkImageMenuItem *openimagemenuitem; /* file open menu */
GtkImageMenuItem *quitimagemenuitem; /* quit menu */
char *title; /* title of the program (main window) */
/* init GTK with console parameters (change to getopts later) */
gtk_init(NULL, NULL);
/* init packet list store (database) */
packetliststore = GTK_LIST_STORE(gtk_list_store_new (8, G_TYPE_INT, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING));
/* init main window */
mainwindow = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
gtk_window_set_position(mainwindow, GTK_WIN_POS_CENTER_ALWAYS);
g_signal_connect(mainwindow, "destroy", G_CALLBACK(gtk_main_quit), NULL);
mainbox = GTK_BOX(gtk_box_new(GTK_ORIENTATION_VERTICAL, 0));
gtk_container_add(GTK_CONTAINER(mainwindow), GTK_WIDGET(mainbox));
topmenubar = GTK_MENU_BAR(gtk_menu_bar_new());
filemenuitem = GTK_MENU_ITEM(gtk_menu_item_new_with_label("File"));
filemenu = GTK_MENU(gtk_menu_new());
/* init open file menu */
openimagemenuitem = GTK_IMAGE_MENU_ITEM(gtk_image_menu_item_new_from_stock("gtk-open", NULL));
g_signal_connect(openimagemenuitem, "activate", G_CALLBACK(openpcapfile), packetliststore);
gtk_container_add(GTK_CONTAINER(filemenu), GTK_WIDGET(openimagemenuitem));
gtk_container_add(GTK_CONTAINER(filemenu), gtk_separator_menu_item_new());
/* init quit menu */
quitimagemenuitem = GTK_IMAGE_MENU_ITEM(gtk_image_menu_item_new_from_stock("gtk-quit", NULL));
g_signal_connect(quitimagemenuitem, "activate", G_CALLBACK(gtk_main_quit), NULL);
gtk_container_add(GTK_CONTAINER(filemenu), GTK_WIDGET(quitimagemenuitem));
gtk_menu_item_set_submenu(filemenuitem, GTK_WIDGET(filemenu));
gtk_container_add(GTK_CONTAINER(topmenubar), GTK_WIDGET(filemenuitem));
helpmenuitem = GTK_MENU_ITEM(gtk_menu_item_new_with_label("Help"));
helpmenu = GTK_MENU(gtk_menu_new());
gtk_menu_item_set_submenu(helpmenuitem, GTK_WIDGET(helpmenu));
aboutmenuitem = GTK_MENU_ITEM(gtk_menu_item_new_with_label("About"));
g_signal_connect(aboutmenuitem, "activate", G_CALLBACK(show_information), "Copyright (c) 2013 Robert Krause ([email protected])\n\nNetmate is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version.\n\nNetmate is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.\n\nPlease report any bugs and feature requests to [email protected]\n\nFor more information visit http://f00l.de/netmate/");
gtk_container_add(GTK_CONTAINER(helpmenu), GTK_WIDGET(aboutmenuitem));
gtk_container_add(GTK_CONTAINER(topmenubar), GTK_WIDGET(helpmenuitem));
gtk_box_pack_start(mainbox, GTK_WIDGET(topmenubar), FALSE, TRUE, 0);
packetscrolledwindow = GTK_SCROLLED_WINDOW(gtk_scrolled_window_new(NULL, NULL));
gtk_widget_set_size_request(GTK_WIDGET(packetscrolledwindow), 800, 400);
packettreeview = GTK_TREE_VIEW(gtk_tree_view_new_with_model(GTK_TREE_MODEL(packetliststore)));
g_signal_connect (packettreeview, "cursor-changed", G_CALLBACK(display_packet), NULL);
packetnumbercellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
packetnumbertreeviewcolumn = gtk_tree_view_column_new_with_attributes("No.", GTK_CELL_RENDERER(packetnumbercellrenderertext), "text", 0, NULL);
gtk_tree_view_column_set_resizable(packetnumbertreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, packetnumbertreeviewcolumn);
timecellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
timetreeviewcolumn = gtk_tree_view_column_new_with_attributes("Time", GTK_CELL_RENDERER(timecellrenderertext), "text", 1, NULL);
gtk_tree_view_column_set_resizable(timetreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, timetreeviewcolumn);
protocolcellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
protocoltreeviewcolumn = gtk_tree_view_column_new_with_attributes("Protocol", GTK_CELL_RENDERER(protocolcellrenderertext), "text", 2, NULL);
gtk_tree_view_column_set_resizable(protocoltreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, protocoltreeviewcolumn);
flagscellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
flagstreeviewcolumn = gtk_tree_view_column_new_with_attributes("Flags", GTK_CELL_RENDERER(flagscellrenderertext), "text", 3, NULL);
gtk_tree_view_column_set_resizable(flagstreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, flagstreeviewcolumn);
sourcecellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
sourcetreeviewcolumn = gtk_tree_view_column_new_with_attributes("Source", GTK_CELL_RENDERER(sourcecellrenderertext), "text", 4, NULL);
gtk_tree_view_column_set_resizable(sourcetreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, sourcetreeviewcolumn);
sportcellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
sporttreeviewcolumn = gtk_tree_view_column_new_with_attributes("S.port", GTK_CELL_RENDERER(sportcellrenderertext), "text", 5, NULL);
gtk_tree_view_column_set_resizable(sporttreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, sporttreeviewcolumn);
destinationcellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
destinationtreeviewcolumn = gtk_tree_view_column_new_with_attributes("Destination", GTK_CELL_RENDERER(destinationcellrenderertext), "text", 6, NULL);
gtk_tree_view_column_set_resizable(destinationtreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, destinationtreeviewcolumn);
dportcellrenderertext = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
dporttreeviewcolumn = gtk_tree_view_column_new_with_attributes("D.port", GTK_CELL_RENDERER(dportcellrenderertext), "text", 7, NULL);
gtk_tree_view_column_set_resizable(dporttreeviewcolumn, TRUE);
gtk_tree_view_append_column(packettreeview, dporttreeviewcolumn);
gtk_container_add(GTK_CONTAINER(packetscrolledwindow), GTK_WIDGET(packettreeview));
gtk_box_pack_start(mainbox, GTK_WIDGET(packetscrolledwindow), FALSE, TRUE, 0);
/* init protocol header field */
protocolheadernotebook = GTK_NOTEBOOK(gtk_notebook_new());
gtk_box_pack_start(mainbox, GTK_WIDGET(protocolheadernotebook), FALSE, TRUE, 0);
gtk_widget_set_visible(GTK_WIDGET(mainwindow), TRUE);
gtk_widget_show_all(GTK_WIDGET(mainwindow));
/* set title of main window */
title = malloc(100);
sprintf(title, "NetMate v%s", VERSION);
gtk_window_set_title(mainwindow, title);
free(title);
while (gtk_events_pending ()) gtk_main_iteration ();
/* try loading filename from parameters */
if (argc >= 1) {
filename = argv[1];
loadpcapfile(GTK_WIDGET(mainwindow), packetliststore);
}
/* ENTER MAIN LOOP */
gtk_main();
/* exit */
return(0);
}