#ifndef lint
static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.2 2002-10-06 08:00:26 hannes Exp $";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.3 2002-10-10 19:34:51 hannes Exp $";
#endif
#ifdef HAVE_CONFIG_H
#define RSVP_CTYPE_IPV4 1
#define RSVP_CTYPE_IPV6 2
#define RSVP_CTYPE_TUNNEL_IPV4 7
+#define RSVP_CTYPE_TUNNEL_IPV6 8
#define RSVP_CTYPE_1 1
+#define RSVP_CTYPE_2 2
+#define RSVP_CTYPE_3 3
+
+/*
+ * the ctypes are not globally unique so for
+ * translating it to strings we build a table based
+ * on objects offsetted by the ctype
+ */
static const struct tok rsvp_ctype_values[] = {
- { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" },
- { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" },
- { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
- { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_IPV4, "IPv4" },
- { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_IPV4, "IPv4" },
- { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" },
- { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" },
- { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" },
+ { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" },
+ { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" },
+ { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
+ { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
+ { 256*RSVP_OBJ_STYLE+RSVP_CTYPE_1, "1" },
+ { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" },
+ { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_2, "Hello Ack" },
+ { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_1, "without label range" },
+ { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_2, "with ATM label range" },
+ { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_3, "with FR label range" },
+ { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_1, "1" },
+ { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" },
+ { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" },
+ { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" },
{ 0, NULL}
};
{ 0, NULL}
};
+static const struct tok rsvp_resstyle_values[] = {
+ { 17, "Wildcard Filter" },
+ { 10, "Fixed Filter" },
+ { 18, "Shared Explicit" },
+ { 0, NULL}
+};
+
+#define FALSE 0
+#define TRUE 1
+
void
rsvp_print(register const u_char *pptr, register u_int len) {
const struct rsvp_object_header *rsvp_obj_header;
const u_char *tptr,*obj_tptr;
u_short tlen,rsvp_obj_len,rsvp_obj_ctype,obj_tlen;
+ int hexdump;
tptr=pptr;
rsvp_com_header = (const struct rsvp_common_header *)pptr;
if(rsvp_obj_len % 4 || rsvp_obj_len < 4)
return;
- printf("\n\t %s Object (%u), Class-Type: %s (%u), length: %u",
- tok2str(rsvp_obj_values, "Unknown",rsvp_obj_header->class_num),
+ printf("\n\t %s Object (%u) flags: [%s",
+ tok2str(rsvp_obj_values,
+ "Unknown",
+ rsvp_obj_header->class_num),
rsvp_obj_header->class_num,
- tok2str(rsvp_ctype_values, "Unknown",((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype),
+ ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject");
+
+ if (rsvp_obj_header->class_num > 128)
+ printf(" %s",
+ ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently");
+
+ printf(" if unknown], Class-Type: %s (%u), length: %u",
+ tok2str(rsvp_ctype_values,
+ "Unknown",
+ ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype),
rsvp_obj_ctype,
rsvp_obj_len);
/* did we capture enough for fully decoding the object ? */
if (!TTEST2(*tptr, rsvp_obj_len))
goto trunc;
+ hexdump=FALSE;
switch(rsvp_obj_header->class_num) {
- case RSVP_OBJ_LABEL:
+ case RSVP_OBJ_SESSION:
switch(rsvp_obj_ctype) {
case RSVP_CTYPE_IPV4:
+ printf("\n\t IPv4 DestAddress: %s, Protocol ID: 0x%02x",
+ ipaddr_string(obj_tptr),
+ *(obj_tptr+4));
+ printf("\n\t Flags: 0x%02x, DestPort %u",
+ *(obj_tptr+5),
+ EXTRACT_16BITS(obj_tptr+6));
+ obj_tlen-=8;
+ obj_tptr+=8;
+ break;
+#ifdef INET6
+ case RSVP_CTYPE_IPV6:
+ printf("\n\t IPv6 DestAddress: %s, Protocol ID: 0x%02x",
+ ip6addr_string(obj_tptr),
+ *(obj_tptr+16));
+ printf("\n\t Flags: 0x%02x, DestPort %u",
+ *(obj_tptr+17),
+ EXTRACT_16BITS(obj_tptr+18));
+ obj_tlen-=20;
+ obj_tptr+=20;
+ break;
+ case RSVP_CTYPE_TUNNEL_IPV6:
+ printf("\n\t IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
+ ip6addr_string(obj_tptr),
+ EXTRACT_16BITS(obj_tptr+18),
+ ip6addr_string(obj_tptr+20));
+ obj_tlen-=36;
+ obj_tptr+=36;
+ break;
+#endif
+ case RSVP_CTYPE_TUNNEL_IPV4:
+ printf("\n\t IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
+ ipaddr_string(obj_tptr),
+ EXTRACT_16BITS(obj_tptr+6),
+ ipaddr_string(obj_tptr+8));
+ obj_tlen-=12;
+ obj_tptr+=12;
+ break;
+ default:
+ hexdump=TRUE;
+ }
+ break;
+ case RSVP_OBJ_LABEL:
+ switch(rsvp_obj_ctype) {
+ case RSVP_CTYPE_1:
while(obj_tlen >= 4 ) {
printf("\n\t Label: %u", EXTRACT_32BITS(obj_tptr));
obj_tlen-=4;
obj_tptr+=4;
}
break;
+ default:
+ hexdump=TRUE;
+ }
+ break;
+ case RSVP_OBJ_STYLE:
+ switch(rsvp_obj_ctype) {
+ case RSVP_CTYPE_1:
+ printf("\n\t Reservation Style: %s, Flags: 0x%02x",
+ tok2str(rsvp_resstyle_values,
+ "Unknown",
+ EXTRACT_24BITS(obj_tptr+1)),
+ *(obj_tptr));
+ obj_tlen-=4;
+ obj_tptr+=4;
+ break;
+ default:
+ hexdump=TRUE;
+ }
+ break;
+ case RSVP_OBJ_SENDER_TEMPLATE:
+ switch(rsvp_obj_ctype) {
+ case RSVP_CTYPE_TUNNEL_IPV4:
+ printf("\n\t IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x",
+ ipaddr_string(obj_tptr),
+ EXTRACT_16BITS(obj_tptr+6));
+ obj_tlen-=8;
+ obj_tptr+=8;
+ break;
+ default:
+ hexdump=TRUE;
}
break;
case RSVP_OBJ_LABEL_REQ:
switch(rsvp_obj_ctype) {
- case RSVP_CTYPE_IPV4:
+ case RSVP_CTYPE_1:
while(obj_tlen >= 4 ) {
printf("\n\t L3 Protocol ID: %s",
tok2str(ethertype_values,
obj_tptr+=4;
}
break;
+ case RSVP_CTYPE_2:
+ printf("\n\t L3 Protocol ID: %s",
+ tok2str(ethertype_values,
+ "Unknown Protocol 0x%04x",
+ EXTRACT_16BITS(obj_tptr+2)));
+ printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" );
+ printf("\n\t Minimum VPI/VCI %u/%u",
+ (EXTRACT_16BITS(obj_tptr+4))&0xfff,
+ (EXTRACT_16BITS(obj_tptr+6))&0xfff);
+ printf("\n\t Maximum VPI/VCI %u/%u",
+ (EXTRACT_16BITS(obj_tptr+8))&0xfff,
+ (EXTRACT_16BITS(obj_tptr+10))&0xfff);
+ obj_tlen-=12;
+ obj_tptr+=12;
+ break;
+ case RSVP_CTYPE_3:
+ printf("\n\t L3 Protocol ID: %s",
+ tok2str(ethertype_values,
+ "Unknown Protocol 0x%04x",
+ EXTRACT_16BITS(obj_tptr+2)));
+ printf("\n\t Minimum/Maximum DLCI %u/%u, %s%s bit DLCI",
+ (EXTRACT_32BITS(obj_tptr+4))&0x7fffff,
+ (EXTRACT_32BITS(obj_tptr+8))&0x7fffff,
+ (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "",
+ (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : "");
+ obj_tlen-=12;
+ obj_tptr+=12;
+ break;
+ default:
+ hexdump=TRUE;
}
break;
case RSVP_OBJ_RRO:
obj_tptr+=*(obj_tptr+1);
}
break;
+ default:
+ hexdump=TRUE;
+ }
+ break;
+ case RSVP_OBJ_HELLO:
+ switch(rsvp_obj_ctype) {
+ case RSVP_CTYPE_1:
+ case RSVP_CTYPE_2:
+ printf("\n\t Source Instance 0x%08x, Destination Instance 0x%08x",
+ EXTRACT_32BITS(obj_tptr),
+ EXTRACT_32BITS(obj_tptr+4));
+ obj_tlen-=8;
+ obj_tptr+=8;
+ break;
+ default:
+ hexdump=TRUE;
}
break;
case RSVP_OBJ_RESTART_CAPABILITY:
switch(rsvp_obj_ctype) {
- case 1:
+ case RSVP_CTYPE_1:
printf("\n\t Restart Time: %ums\n\t Recovery Time: %ums",
EXTRACT_16BITS(obj_tptr),
EXTRACT_16BITS(obj_tptr+4));
break;
+ default:
+ hexdump=TRUE;
}
break;
/*
* FIXME those are the defined objects that lack a decoder
* you are welcome to contribute code ;-)
*/
- case RSVP_OBJ_SESSION:
case RSVP_OBJ_RSVP_HOP:
case RSVP_OBJ_INTEGRITY:
case RSVP_OBJ_TIME_VALUES:
case RSVP_OBJ_ERROR_SPEC:
case RSVP_OBJ_SCOPE:
- case RSVP_OBJ_STYLE:
case RSVP_OBJ_FILTERSPEC:
- case RSVP_OBJ_SENDER_TEMPLATE:
case RSVP_OBJ_SENDER_TSPEC:
case RSVP_OBJ_ADSPEC:
case RSVP_OBJ_POLICY_DATA:
case RSVP_OBJ_CONFIRM:
- case RSVP_OBJ_HELLO:
case RSVP_OBJ_MESSAGE_ID:
case RSVP_OBJ_MESSAGE_ID_ACK:
case RSVP_OBJ_MESSAGE_ID_LIST:
break;
}
/* do we want to see an additionally hexdump ? */
- if (vflag > 1)
+ if (vflag > 1 || hexdump==TRUE)
print_unknown_data(tptr+sizeof(sizeof(struct rsvp_object_header)),"\n\t ",
rsvp_obj_len-sizeof(struct rsvp_object_header));
projects / tcpdump / commitdiff
