diff options
Diffstat (limited to 'packet-ipv6.c')
| -rw-r--r-- | packet-ipv6.c | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/packet-ipv6.c b/packet-ipv6.c new file mode 100644 index 0000000000..c2a84b6678 --- /dev/null +++ b/packet-ipv6.c @@ -0,0 +1,105 @@ +/* packet-ipv6.c + * Routines for IPv6 packet disassembly + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@zing.org> + * Copyright 1998 Gerald Combs + * + * + * This program 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 2 + * of the License, or (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <gtk/gtk.h> +#include <pcap.h> + +#include <stdio.h> + +#ifdef HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif + +#ifdef HAVE_NETINET_IN_H +# include <netinet/in.h> +#endif + +#include "ethereal.h" +#include "packet.h" +#include "packet-ipv6.h" +#include "etypes.h" + +void +dissect_ipv6(const u_char *pd, int offset, frame_data *fd, GtkTree *tree) { + GtkWidget *ipv6_tree, *ti; + + e_ipv6_header ipv6; + + memcpy(&ipv6, (void *) &pd[offset], 8); + + if (fd->win_info[0]) { + switch(ipv6.next_header){ + /* + case IP_PROTO_ICMP: + case IP_PROTO_IGMP: + case IP_PROTO_TCP: + case IP_PROTO_UDP: + case IP_PROTO_OSPF: + */ + /* Names are set in the associated dissect_* routines */ + /* break; */ + default: + strcpy(fd->win_info[3], "IPv6"); + sprintf(fd->win_info[4], "IPv6 support is still under development (%d)", ipv6.next_header); + } + } + if (tree) { + /* !!! specify length */ + ti = add_item_to_tree(GTK_WIDGET(tree), offset, 40, + "Internet Protocol Version 6"); + ipv6_tree = gtk_tree_new(); + add_subtree(ti, ipv6_tree, ETT_IPv6); + + /* !!! warning: version also contains 4 Bit priority */ + add_item_to_tree(ipv6_tree, offset, 1, "Version: %d Priority: %d", ipv6.version >> 4 , ipv6.version & 15); + add_item_to_tree(ipv6_tree, offset + 6, 1, "Next Header: %d", ipv6.next_header); + add_item_to_tree(ipv6_tree, offset + 4, 2, "Payload Length: %d", ntohs(ipv6.payload_length)); + } + + /* start of the new header (could be a extension header) */ + offset += 40; + switch (ipv6.next_header) { + case IP_PROTO_ICMP: + dissect_icmp(pd, offset, fd, tree); + break; + case IP_PROTO_IGMP: + dissect_igmp(pd, offset, fd, tree); + break; + case IP_PROTO_TCP: + dissect_tcp(pd, offset, fd, tree); + break; + case IP_PROTO_UDP: + dissect_udp(pd, offset, fd, tree); + break; + case IP_PROTO_OSPF: + dissect_ospf(pd, offset, fd, tree); + break; + default: + dissect_data(pd, offset, fd, tree); + } +} + |