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From Carles Kishimoto <carles.kishimoto@gmail.com>:

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add support for the GMPLS 'label set' RSVP object.
This commit is contained in:
hannes 2007-02-26 11:07:06 +00:00
parent b405dcc85e
commit 4ab5e29b33
1 changed files with 62 additions and 2 deletions
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64
print-rsvp.c
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@ -17,7 +17,7 @@
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.45 2007-02-26 07:23:02 hannes Exp $";
"@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.46 2007-02-26 11:07:06 hannes Exp $";
#endif
#ifdef HAVE_CONFIG_H
@ -275,6 +275,7 @@ static const struct tok rsvp_ctype_values[] = {
{ 256*RSVP_OBJ_ADMIN_STATUS+RSVP_CTYPE_1, "1" },
{ 256*RSVP_OBJ_CLASSTYPE+RSVP_CTYPE_1, "1" },
{ 256*RSVP_OBJ_CLASSTYPE_OLD+RSVP_CTYPE_1, "1" },
{ 256*RSVP_OBJ_LABEL_SET+RSVP_CTYPE_1, "1" },
{ 0, NULL}
};
@ -427,6 +428,20 @@ static const struct tok rsvp_obj_admin_status_flag_values[] = {
{ 0, NULL}
};
/* label set actions - rfc3471 */
#define LABEL_SET_INCLUSIVE_LIST 0
#define LABEL_SET_EXCLUSIVE_LIST 1
#define LABEL_SET_INCLUSIVE_RANGE 2
#define LABEL_SET_EXCLUSIVE_RANGE 3
static const struct tok label_set_action_values[] = {
{ LABEL_SET_INCLUSIVE_LIST, "Inclusive list" },
{ LABEL_SET_EXCLUSIVE_LIST, "Exclusive list" },
{ LABEL_SET_INCLUSIVE_RANGE, "Inclusive range" },
{ LABEL_SET_EXCLUSIVE_RANGE, "Exclusive range" },
{ 0, NULL}
};
static int rsvp_intserv_print(const u_char *, u_short);
/*
@ -1434,6 +1449,52 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) {
}
break;
case RSVP_OBJ_LABEL_SET:
switch(rsvp_obj_ctype) {
case RSVP_CTYPE_1:
if (obj_tlen < 4)
return-1;
u_int action, subchannel;
action = (EXTRACT_16BITS(obj_tptr)>>8);
printf("%s Action: %s (%u), Label type: %u", ident,
tok2str(label_set_action_values, "Unknown", action),
action, ((EXTRACT_32BITS(obj_tptr) & 0x7F)));
switch (action) {
case LABEL_SET_INCLUSIVE_RANGE:
case LABEL_SET_EXCLUSIVE_RANGE: /* fall through */
/* only a couple of subchannels are expected */
if (obj_tlen < 12)
return -1;
printf("%s Start range: %u, End range: %u", ident,
EXTRACT_32BITS(obj_tptr+4),
EXTRACT_32BITS(obj_tptr+8));
obj_tlen-=12;
obj_tptr+=12;
break;
default:
obj_tlen-=4;
obj_tptr+=4;
subchannel = 1;
while(obj_tlen >= 4 ) {
printf("%s Subchannel #%u: %u", ident, subchannel,
EXTRACT_32BITS(obj_tptr));
obj_tptr+=4;
obj_tlen-=4;
subchannel++;
}
break;
}
break;
default:
hexdump=TRUE;
}
/*
* FIXME those are the defined objects that lack a decoder
* you are welcome to contribute code ;-)
@ -1441,7 +1502,6 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) {
case RSVP_OBJ_SCOPE:
case RSVP_OBJ_POLICY_DATA:
case RSVP_OBJ_LABEL_SET:
case RSVP_OBJ_ACCEPT_LABEL_SET:
case RSVP_OBJ_PROTECTION:
default: