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tcpdump/print-lmp.c

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/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code
* distributions retain the above copyright notice and this paragraph
* in its entirety, and (2) distributions including binary code include
* the above copyright notice and this paragraph in its entirety in
* the documentation or other materials provided with the distribution.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND
* WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
* LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
* Original code by Hannes Gredler (hannes@juniper.net)
*/
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.4 2004-04-26 13:40:41 hannes Exp $";
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tcpdump-stdinc.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "interface.h"
#include "extract.h"
#include "addrtoname.h"
#include "gmpls.h"
/*
* LMP common header
*
* 0 1 2 3
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Vers | (Reserved) | Flags | Msg Type |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | LMP Length | (Reserved) |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
struct lmp_common_header {
u_int8_t version_res[2];
u_int8_t flags;
u_int8_t msg_type;
u_int8_t length[2];
u_int8_t reserved[2];
};
#define LMP_VERSION 1
#define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
static const struct tok lmp_header_flag_values[] = {
{ 0x00, "Control Channel Down"},
{ 0x02, "LMP restart"},
{ 0, NULL}
};
static const struct tok lmp_obj_te_link_flag_values[] = {
{ 0x01, "Fault Management Supported"},
{ 0x02, "Link Verification Supported"},
{ 0, NULL}
};
static const struct tok lmp_obj_data_link_flag_values[] = {
{ 0x01, "Data Link Port"},
{ 0x02, "Allocated for user traffic"},
{ 0x04, "Failed link"},
{ 0, NULL}
};
static const struct tok lmp_obj_channel_status_values[] = {
{ 1, "Signal Okay"},
{ 2, "Signal Degraded"},
{ 3, "Signal Fail"},
{ 0, NULL}
};
static const struct tok lmp_obj_begin_verify_flag_values[] = {
{ 0x0001, "Verify all links"},
{ 0x0002, "Data link type"},
{ 0, NULL}
};
static const struct tok lmp_obj_begin_verify_error_values[] = {
{ 0x01, "\n\t\tLink Verification Procedure Not supported"},
{ 0x02, "\n\t\tUnwilling to verify"},
{ 0x04, "\n\t\tUnsupported verification transport mechanism"},
{ 0x08, "\n\t\tLink_Id configuration error"},
{ 0x10, "\n\t\tUnknown object c-type"},
{ 0, NULL}
};
static const struct tok lmp_obj_link_summary_error_values[] = {
{ 0x01, "\n\t\tUnacceptable non-negotiable LINK_SUMMARY parameters"},
{ 0x02, "\n\t\tRenegotiate LINK_SUMMARY parameters"},
{ 0x04, "\n\t\tInvalid TE-LINK Object"},
{ 0x08, "\n\t\tInvalid DATA-LINK Object"},
{ 0x10, "\n\t\tUnknown TE-LINK Object c-type"},
{ 0x20, "\n\t\tUnknown DATA-LINK Object c-type"},
{ 0, NULL}
};
#define LMP_MSGTYPE_CONFIG 1
#define LMP_MSGTYPE_CONFIG_ACK 2
#define LMP_MSGTYPE_CONFIG_NACK 3
#define LMP_MSGTYPE_HELLO 4
#define LMP_MSGTYPE_VERIFY_BEGIN 5
#define LMP_MSGTYPE_VERIFY_BEGIN_ACK 6
#define LMP_MSGTYPE_VERIFY_BEGIN_NACK 7
#define LMP_MSGTYPE_VERIFY_END 8
#define LMP_MSGTYPE_VERIFY_END_ACK 9
#define LMP_MSGTYPE_TEST 10
#define LMP_MSGTYPE_TEST_STATUS_SUCCESS 11
#define LMP_MSGTYPE_TEST_STATUS_FAILURE 12
#define LMP_MSGTYPE_TEST_STATUS_ACK 13
#define LMP_MSGTYPE_LINK_SUMMARY 14
#define LMP_MSGTYPE_LINK_SUMMARY_ACK 15
#define LMP_MSGTYPE_LINK_SUMMARY_NACK 16
#define LMP_MSGTYPE_CHANNEL_STATUS 17
#define LMP_MSGTYPE_CHANNEL_STATUS_ACK 18
#define LMP_MSGTYPE_CHANNEL_STATUS_REQ 19
#define LMP_MSGTYPE_CHANNEL_STATUS_RESP 20
static const struct tok lmp_msg_type_values[] = {
{ LMP_MSGTYPE_CONFIG, "Config"},
{ LMP_MSGTYPE_CONFIG_ACK, "Config ACK"},
{ LMP_MSGTYPE_CONFIG_NACK, "Config NACK"},
{ LMP_MSGTYPE_HELLO, "Hello"},
{ LMP_MSGTYPE_VERIFY_BEGIN, "Begin Verify"},
{ LMP_MSGTYPE_VERIFY_BEGIN_ACK, "Begin Verify ACK"},
{ LMP_MSGTYPE_VERIFY_BEGIN_NACK, "Begin Verify NACK"},
{ LMP_MSGTYPE_VERIFY_END, "End Verify"},
{ LMP_MSGTYPE_VERIFY_END_ACK, "End Verify ACK"},
{ LMP_MSGTYPE_TEST, "Test"},
{ LMP_MSGTYPE_TEST_STATUS_SUCCESS, "Test Status Success"},
{ LMP_MSGTYPE_TEST_STATUS_FAILURE, "Test Status Failure"},
{ LMP_MSGTYPE_TEST_STATUS_ACK, "Test Status ACK"},
{ LMP_MSGTYPE_LINK_SUMMARY, "Link Summary"},
{ LMP_MSGTYPE_LINK_SUMMARY_ACK, "Link Summary ACK"},
{ LMP_MSGTYPE_LINK_SUMMARY_NACK, "Link Summary NACK"},
{ LMP_MSGTYPE_CHANNEL_STATUS, "Channel Status"},
{ LMP_MSGTYPE_CHANNEL_STATUS_ACK, "Channel Status ACK"},
{ LMP_MSGTYPE_CHANNEL_STATUS_REQ, "Channel Status Request"},
{ LMP_MSGTYPE_CHANNEL_STATUS_RESP, "Channel Status Response"},
{ 0, NULL}
};
/*
* LMP object header
*
* 0 1 2 3
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* |N| C-Type | Class | Length |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | |
* // (object contents) //
* | |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
struct lmp_object_header {
u_int8_t ctype;
u_int8_t class_num;
u_int8_t length[2];
};
#define LMP_OBJ_CC_ID 1
#define LMP_OBJ_NODE_ID 2
#define LMP_OBJ_LINK_ID 3
#define LMP_OBJ_INTERFACE_ID 4
#define LMP_OBJ_MESSAGE_ID 5
#define LMP_OBJ_CONFIG 6
#define LMP_OBJ_HELLO 7
#define LMP_OBJ_VERIFY_BEGIN 8
#define LMP_OBJ_VERIFY_BEGIN_ACK 9
#define LMP_OBJ_VERIFY_ID 10
#define LMP_OBJ_TE_LINK 11
#define LMP_OBJ_DATA_LINK 12
#define LMP_OBJ_CHANNEL_STATUS 13
#define LMP_OBJ_CHANNEL_STATUS_REQ 14
#define LMP_OBJ_ERROR_CODE 20
static const struct tok lmp_obj_values[] = {
{ LMP_OBJ_CC_ID, "Control Channel ID" },
{ LMP_OBJ_NODE_ID, "Node ID" },
{ LMP_OBJ_LINK_ID, "Link ID" },
{ LMP_OBJ_INTERFACE_ID, "Interface ID" },
{ LMP_OBJ_MESSAGE_ID, "Message ID" },
{ LMP_OBJ_CONFIG, "Configuration" },
{ LMP_OBJ_HELLO, "Hello" },
{ LMP_OBJ_VERIFY_BEGIN, "Verify Begin" },
{ LMP_OBJ_VERIFY_BEGIN_ACK, "Verify Begin ACK" },
{ LMP_OBJ_VERIFY_ID, "Verify ID" },
{ LMP_OBJ_TE_LINK, "TE Link" },
{ LMP_OBJ_DATA_LINK, "Data Link" },
{ LMP_OBJ_CHANNEL_STATUS, "Channel Status" },
{ LMP_OBJ_CHANNEL_STATUS_REQ, "Channel Status Request" },
{ LMP_OBJ_ERROR_CODE, "Error Code" },
{ 0, NULL}
};
#define INT_SWITCHING_TYPE_SUBOBJ 1
#define WAVELENGTH_SUBOBJ 2
static const struct tok lmp_data_link_subobj[] = {
{ INT_SWITCHING_TYPE_SUBOBJ, "Interface Switching Type" },
{ WAVELENGTH_SUBOBJ , "Wavelength" },
{ 0, NULL}
};
#define LMP_CTYPE_IPV4 1
#define LMP_CTYPE_IPV6 2
#define LMP_CTYPE_LOC 1
#define LMP_CTYPE_RMT 2
#define LMP_CTYPE_UNMD 3
#define LMP_CTYPE_IPV4_LOC 1
#define LMP_CTYPE_IPV4_RMT 2
#define LMP_CTYPE_IPV6_LOC 3
#define LMP_CTYPE_IPV6_RMT 4
#define LMP_CTYPE_UNMD_LOC 5
#define LMP_CTYPE_UNMD_RMT 6
#define LMP_CTYPE_1 1
#define LMP_CTYPE_2 2
#define LMP_CTYPE_HELLO_CONFIG 1
#define LMP_CTYPE_HELLO 1
#define LMP_CTYPE_BEGIN_VERIFY_ERROR 1
#define LMP_CTYPE_LINK_SUMMARY_ERROR 2
#define FALSE 0
#define TRUE 1
/*
* 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 lmp_ctype_values[] = {
{ 256*LMP_OBJ_CC_ID+LMP_CTYPE_LOC, "Local" },
{ 256*LMP_OBJ_CC_ID+LMP_CTYPE_RMT, "Remote" },
{ 256*LMP_OBJ_NODE_ID+LMP_CTYPE_LOC, "Local" },
{ 256*LMP_OBJ_NODE_ID+LMP_CTYPE_RMT, "Remote" },
{ 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" },
{ 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" },
{ 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" },
{ 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" },
{ 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" },
{ 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" },
{ 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" },
{ 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" },
{ 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" },
{ 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" },
{ 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" },
{ 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" },
{ 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_2, "2" },
{ 256*LMP_OBJ_CONFIG+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_HELLO+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_VERIFY_BEGIN+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_VERIFY_BEGIN_ACK+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_VERIFY_ID+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV4, "IPv4" },
{ 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV6, "IPv6" },
{ 256*LMP_OBJ_TE_LINK+LMP_CTYPE_UNMD, "Unnumbered" },
{ 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV4, "IPv4" },
{ 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV6, "IPv6" },
{ 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_UNMD, "Unnumbered" },
{ 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV4, "IPv4" },
{ 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV6, "IPv6" },
{ 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_UNMD, "Unnumbered" },
{ 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV4, "IPv4" },
{ 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV6, "IPv6" },
{ 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_UNMD, "Unnumbered" },
{ 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_2, "2" },
{ 0, NULL}
};
void
lmp_print(register const u_char *pptr, register u_int len) {
const struct lmp_common_header *lmp_com_header;
const struct lmp_object_header *lmp_obj_header;
const u_char *tptr,*obj_tptr;
int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen;
int hexdump;
int offset;
union { /* int to float conversion buffer */
float f;
u_int32_t i;
} bw;
tptr=pptr;
lmp_com_header = (const struct lmp_common_header *)pptr;
TCHECK(*lmp_com_header);
/*
* Sanity checking of the header.
*/
if (LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]) != LMP_VERSION) {
printf("LMP version %u packet not supported",
LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]));
return;
}
/* in non-verbose mode just lets print the basic Message Type*/
if (vflag < 1) {
printf("LMPv%u %s Message, length: %u",
LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]),
tok2str(lmp_msg_type_values, "unknown (%u)",lmp_com_header->msg_type),
len);
return;
}
/* ok they seem to want to know everything - lets fully decode it */
tlen=EXTRACT_16BITS(lmp_com_header->length);
printf("\n\tLMPv%u, msg-type: %s, Flags: [%s], length: %u",
LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]),
tok2str(lmp_msg_type_values, "unknown, type: %u",lmp_com_header->msg_type),
bittok2str(lmp_header_flag_values,"none",lmp_com_header->flags),
tlen);
tptr+=sizeof(const struct lmp_common_header);
tlen-=sizeof(const struct lmp_common_header);
while(tlen>0) {
/* did we capture enough for fully decoding the object header ? */
if (!TTEST2(*tptr, sizeof(struct lmp_object_header)))
goto trunc;
lmp_obj_header = (const struct lmp_object_header *)tptr;
lmp_obj_len=EXTRACT_16BITS(lmp_obj_header->length);
lmp_obj_ctype=(lmp_obj_header->ctype)&0x7f;
if(lmp_obj_len % 4 || lmp_obj_len < 4)
return;
printf("\n\t %s Object (%u), Class-Type: %s (%u) Flags: [%snegotiable], length: %u",
tok2str(lmp_obj_values,
"Unknown",
lmp_obj_header->class_num),
lmp_obj_header->class_num,
tok2str(lmp_ctype_values,
"Unknown",
((lmp_obj_header->class_num)<<8)+lmp_obj_ctype),
lmp_obj_ctype,
(lmp_obj_header->ctype)&0x80 ? "" : "non-",
lmp_obj_len);
obj_tptr=tptr+sizeof(struct lmp_object_header);
obj_tlen=lmp_obj_len-sizeof(struct lmp_object_header);
/* did we capture enough for fully decoding the object ? */
if (!TTEST2(*tptr, lmp_obj_len))
goto trunc;
hexdump=FALSE;
switch(lmp_obj_header->class_num) {
case LMP_OBJ_CC_ID:
switch(lmp_obj_ctype) {
case LMP_CTYPE_LOC:
case LMP_CTYPE_RMT:
printf("\n\t Control Channel ID: %u (0x%08x)",
EXTRACT_32BITS(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_LINK_ID:
case LMP_OBJ_INTERFACE_ID:
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4_LOC:
case LMP_CTYPE_IPV4_RMT:
printf("\n\t IPv4 Link ID: %s (0x%08x)",
ipaddr_string(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
#ifdef INET6
case LMP_CTYPE_IPV6_LOC:
case LMP_CTYPE_IPV6_RMT:
printf("\n\t IPv6 Link ID: %s (0x%08x)",
ip6addr_string(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
#endif
case LMP_CTYPE_UNMD_LOC:
case LMP_CTYPE_UNMD_RMT:
printf("\n\t Link ID: %u (0x%08x)",
EXTRACT_32BITS(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_MESSAGE_ID:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
printf("\n\t Message ID: %u (0x%08x)",
EXTRACT_32BITS(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
case LMP_CTYPE_2:
printf("\n\t Message ID Ack: %u (0x%08x)",
EXTRACT_32BITS(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_NODE_ID:
switch(lmp_obj_ctype) {
case LMP_CTYPE_LOC:
case LMP_CTYPE_RMT:
printf("\n\t Node ID: %s (0x%08x)",
ipaddr_string(obj_tptr),
EXTRACT_32BITS(obj_tptr));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_CONFIG:
switch(lmp_obj_ctype) {
case LMP_CTYPE_HELLO_CONFIG:
printf("\n\t Hello Interval: %u\n\t Hello Dead Interval: %u",
EXTRACT_16BITS(obj_tptr),
EXTRACT_16BITS(obj_tptr+2));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_HELLO:
switch(lmp_obj_ctype) {
case LMP_CTYPE_HELLO:
printf("\n\t TxSeqNum: %u\n\t RcvSeqNum: %u",
EXTRACT_32BITS(obj_tptr),
EXTRACT_32BITS(obj_tptr+4));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_TE_LINK:
printf("\n\t Flags: [%s]",
bittok2str(lmp_obj_te_link_flag_values,
"none",
EXTRACT_16BITS(obj_tptr)>>8));
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
printf("\n\t Local Link-ID: %s (0x%08x) \
\n\t Remote Link-ID: %s (0x%08x)",
ipaddr_string(obj_tptr+4),
EXTRACT_32BITS(obj_tptr+4),
ipaddr_string(obj_tptr+8),
EXTRACT_32BITS(obj_tptr+8));
break;
#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
case LMP_CTYPE_UNMD:
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_DATA_LINK:
printf("\n\t Flags: [%s]",
bittok2str(lmp_obj_data_link_flag_values,
"none",
EXTRACT_16BITS(obj_tptr)>>8));
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
case LMP_CTYPE_UNMD:
printf("\n\t Local Interface ID: %s (0x%08x) \
\n\t Remote Interface ID: %s (0x%08x)",
ipaddr_string(obj_tptr+4),
EXTRACT_32BITS(obj_tptr+4),
ipaddr_string(obj_tptr+8),
EXTRACT_32BITS(obj_tptr+8));
/* FIXME: Missing Data link Subobjects decoder */
break;
#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_VERIFY_BEGIN:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
printf("\n\t Flags: %s",
bittok2str(lmp_obj_begin_verify_flag_values,
"none",
EXTRACT_16BITS(obj_tptr)));
printf("\n\t Verify Interval: %u",
EXTRACT_16BITS(obj_tptr+2));
printf("\n\t Data links: %u",
EXTRACT_32BITS(obj_tptr+4));
printf("\n\t Encoding type: %s",
tok2str(gmpls_encoding_values, "Unknown", *(obj_tptr+8)));
printf("\n\t Verify Tranport Mechanism: %u (0x%x) %s",
EXTRACT_16BITS(obj_tptr+10),
EXTRACT_16BITS(obj_tptr+10),
EXTRACT_16BITS(obj_tptr+10)&8000 ? "(Payload test messages capable)" : "");
bw.i = EXTRACT_32BITS(obj_tptr+12);
printf("\n\t Transmission Rate: %.3f Mbps",bw.f);
printf("\n\t Wavelength: %u",
EXTRACT_32BITS(obj_tptr+16));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_VERIFY_BEGIN_ACK:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
printf("\n\t Verify Dead Interval: %u \
\n\t Verify Transport Response: %u",
EXTRACT_16BITS(obj_tptr),
EXTRACT_16BITS(obj_tptr+2));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_VERIFY_ID:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
printf("\n\t Verify ID: %u",
EXTRACT_32BITS(obj_tptr));
break;
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_CHANNEL_STATUS:
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
case LMP_CTYPE_UNMD:
offset = 0;
/* Decode pairs: <Interface_ID (4 bytes), Channel_status (4 bytes)> */
while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) {
printf("\n\t Interface ID: %s (0x%08x)",
ipaddr_string(obj_tptr+offset),
EXTRACT_32BITS(obj_tptr+offset));
printf("\n\t\t Active: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ?
"Allocated" : "Non-allocated",
(EXTRACT_32BITS(obj_tptr+offset+4)>>31));
printf("\n\t\t Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ?
"Transmit" : "Receive",
(EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1);
printf("\n\t\t Channel Status: %s (%u)",
tok2str(lmp_obj_channel_status_values,
"Unknown",
EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF),
EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF);
offset+=8;
}
break;
#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_CHANNEL_STATUS_REQ:
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
case LMP_CTYPE_UNMD:
offset = 0;
while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) {
printf("\n\t Interface ID: %s (0x%08x)",
ipaddr_string(obj_tptr+offset),
EXTRACT_32BITS(obj_tptr+offset));
offset+=4;
}
break;
#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
default:
hexdump=TRUE;
}
break;
case LMP_OBJ_ERROR_CODE:
switch(lmp_obj_ctype) {
case LMP_CTYPE_BEGIN_VERIFY_ERROR:
printf("\n\t Error Code: %s",
bittok2str(lmp_obj_begin_verify_error_values,
"none",
EXTRACT_32BITS(obj_tptr)));
break;
case LMP_CTYPE_LINK_SUMMARY_ERROR:
printf("\n\t Error Code: %s",
bittok2str(lmp_obj_link_summary_error_values,
"none",
EXTRACT_32BITS(obj_tptr)));
break;
default:
hexdump=TRUE;
}
break;
default:
if (vflag <= 1)
print_unknown_data(obj_tptr,"\n\t ",obj_tlen);
break;
}
/* do we want to see an additionally hexdump ? */
if (vflag > 1 || hexdump==TRUE)
print_unknown_data(tptr+sizeof(sizeof(struct lmp_object_header)),"\n\t ",
lmp_obj_len-sizeof(struct lmp_object_header));
tptr+=lmp_obj_len;
tlen-=lmp_obj_len;
}
return;
trunc:
printf("\n\t\t packet exceeded snapshot");
}
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