* complete BGP support.
*/
+#define NETDISSECT_REWORKED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "interface.h"
#include "addrtoname.h"
#include "extract.h"
-#include "bgp.h"
#include "af.h"
#include "l2vpn.h"
*
* Convert an AS number into a string and return string pointer.
*
- * Bepending on bflag is set or not, AS number is converted into ASDOT notation
+ * Depending on bflag is set or not, AS number is converted into ASDOT notation
* or plain number notation.
*
*/
static char *
-as_printf (char *str, int size, u_int asnum)
+as_printf(netdissect_options *ndo,
+ char *str, int size, u_int asnum)
{
- if (!bflag || asnum <= 0xFFFF) {
+ if (!ndo->ndo_bflag || asnum <= 0xFFFF) {
snprintf(str, size, "%u", asnum);
} else {
snprintf(str, size, "%u.%u", asnum >> 16, asnum & 0xFFFF);
#define ITEMCHECK(minlen) if (itemlen < minlen) goto badtlv;
int
-decode_prefix4(const u_char *pptr, u_int itemlen, char *buf, u_int buflen)
+decode_prefix4(netdissect_options *ndo,
+ const u_char *pptr, u_int itemlen, char *buf, u_int buflen)
{
struct in_addr addr;
u_int plen, plenbytes;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
ITEMCHECK(1);
plen = pptr[0];
if (32 < plen)
memset(&addr, 0, sizeof(addr));
plenbytes = (plen + 7) / 8;
- TCHECK2(pptr[1], plenbytes);
+ ND_TCHECK2(pptr[1], plenbytes);
ITEMCHECK(plenbytes);
memcpy(&addr, &pptr[1], plenbytes);
if (plen % 8) {
}
static int
-decode_labeled_prefix4(const u_char *pptr, u_int itemlen, char *buf, u_int buflen)
+decode_labeled_prefix4(netdissect_options *ndo,
+ const u_char *pptr, u_int itemlen, char *buf, u_int buflen)
{
struct in_addr addr;
u_int plen, plenbytes;
/* prefix length and label = 4 bytes */
- TCHECK2(pptr[0], 4);
+ ND_TCHECK2(pptr[0], 4);
ITEMCHECK(4);
plen = pptr[0]; /* get prefix length */
memset(&addr, 0, sizeof(addr));
plenbytes = (plen + 7) / 8;
- TCHECK2(pptr[4], plenbytes);
+ ND_TCHECK2(pptr[4], plenbytes);
ITEMCHECK(plenbytes);
memcpy(&addr, &pptr[4], plenbytes);
if (plen % 8) {
* print an ipv4 or ipv6 address into a buffer dependend on address length.
*/
static char *
-bgp_vpn_ip_print (const u_char *pptr, u_int addr_length) {
+bgp_vpn_ip_print(netdissect_options *ndo,
+ const u_char *pptr, u_int addr_length) {
/* worst case string is s fully formatted v6 address */
static char addr[sizeof("1234:5678:89ab:cdef:1234:5678:89ab:cdef")];
switch(addr_length) {
case (sizeof(struct in_addr) << 3): /* 32 */
- TCHECK2(pptr[0], sizeof(struct in_addr));
+ ND_TCHECK2(pptr[0], sizeof(struct in_addr));
snprintf(pos, sizeof(addr), "%s", ipaddr_string(pptr));
break;
#ifdef INET6
case (sizeof(struct in6_addr) << 3): /* 128 */
- TCHECK2(pptr[0], sizeof(struct in6_addr));
+ ND_TCHECK2(pptr[0], sizeof(struct in6_addr));
snprintf(pos, sizeof(addr), "%s", ip6addr_string(pptr));
break;
#endif
* return the number of bytes read from the wire.
*/
static int
-bgp_vpn_sg_print (const u_char *pptr, char *buf, u_int buflen) {
+bgp_vpn_sg_print(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen) {
u_int8_t addr_length;
u_int total_length, offset;
total_length = 0;
/* Source address length, encoded in bits */
- TCHECK2(pptr[0], 1);
+ ND_TCHECK2(pptr[0], 1);
addr_length = *pptr++;
/* Source address */
- TCHECK2(pptr[0], (addr_length >> 3));
+ ND_TCHECK2(pptr[0], (addr_length >> 3));
total_length += (addr_length >> 3) + 1;
offset = strlen(buf);
if (addr_length) {
snprintf(buf + offset, buflen - offset, ", Source %s",
- bgp_vpn_ip_print(pptr, addr_length));
+ bgp_vpn_ip_print(ndo, pptr, addr_length));
pptr += (addr_length >> 3);
}
/* Group address length, encoded in bits */
- TCHECK2(pptr[0], 1);
+ ND_TCHECK2(pptr[0], 1);
addr_length = *pptr++;
/* Group address */
- TCHECK2(pptr[0], (addr_length >> 3));
+ ND_TCHECK2(pptr[0], (addr_length >> 3));
total_length += (addr_length >> 3) + 1;
offset = strlen(buf);
if (addr_length) {
snprintf(buf + offset, buflen - offset, ", Group %s",
- bgp_vpn_ip_print(pptr, addr_length));
+ bgp_vpn_ip_print(ndo, pptr, addr_length));
pptr += (addr_length >> 3);
}
* we use bgp_vpn_rd_print for
* printing route targets inside a NLRI */
char *
-bgp_vpn_rd_print (const u_char *pptr) {
+bgp_vpn_rd_print(netdissect_options *ndo,
+ const u_char *pptr) {
/* allocate space for the largest possible string */
static char rd[sizeof("xxxxxxxxxx:xxxxx (xxx.xxx.xxx.xxx:xxxxx)")];
/* 4-byte-AS:number fmt*/
case 2:
snprintf(pos, sizeof(rd) - (pos - rd), "%s:%u (%u.%u.%u.%u:%u)",
- as_printf(astostr, sizeof(astostr), EXTRACT_32BITS(pptr+2)),
+ as_printf(ndo, astostr, sizeof(astostr), EXTRACT_32BITS(pptr+2)),
EXTRACT_16BITS(pptr+6), *(pptr+2), *(pptr+3), *(pptr+4),
*(pptr+5), EXTRACT_16BITS(pptr+6));
break;
}
static int
-decode_rt_routing_info(const u_char *pptr, char *buf, u_int buflen)
+decode_rt_routing_info(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
u_int8_t route_target[8];
u_int plen;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
if (0 == plen)
return -1;
memset(&route_target, 0, sizeof(route_target));
- TCHECK2(pptr[1], (plen + 7) / 8);
+ ND_TCHECK2(pptr[1], (plen + 7) / 8);
memcpy(&route_target, &pptr[1], (plen + 7) / 8);
if (plen % 8) {
((u_char *)&route_target)[(plen + 7) / 8 - 1] &=
((0xff00 >> (plen % 8)) & 0xff);
}
snprintf(buf, buflen, "origin AS: %s, route target %s",
- as_printf(astostr, sizeof(astostr), EXTRACT_32BITS(pptr+1)),
- bgp_vpn_rd_print((u_char *)&route_target));
+ as_printf(ndo, astostr, sizeof(astostr), EXTRACT_32BITS(pptr+1)),
+ bgp_vpn_rd_print(ndo, (u_char *)&route_target));
return 5 + (plen + 7) / 8;
}
static int
-decode_labeled_vpn_prefix4(const u_char *pptr, char *buf, u_int buflen)
+decode_labeled_vpn_prefix4(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
struct in_addr addr;
u_int plen;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
if ((24+64) > plen)
return -1;
memset(&addr, 0, sizeof(addr));
- TCHECK2(pptr[12], (plen + 7) / 8);
+ ND_TCHECK2(pptr[12], (plen + 7) / 8);
memcpy(&addr, &pptr[12], (plen + 7) / 8);
if (plen % 8) {
((u_char *)&addr)[(plen + 7) / 8 - 1] &=
}
/* the label may get offsetted by 4 bits so lets shift it right */
snprintf(buf, buflen, "RD: %s, %s/%d, label:%u %s",
- bgp_vpn_rd_print(pptr+4),
+ bgp_vpn_rd_print(ndo, pptr+4),
getname((u_char *)&addr),
plen,
EXTRACT_24BITS(pptr+1)>>4,
#define MDT_VPN_NLRI_LEN 16
static int
-decode_mdt_vpn_nlri(const u_char *pptr, char *buf, u_int buflen)
+decode_mdt_vpn_nlri(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
const u_char *rd;
const u_char *vpn_ip;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
/* if the NLRI is not predefined length, quit.*/
if (*pptr != MDT_VPN_NLRI_LEN * NBBY)
pptr++;
/* RD */
- TCHECK2(pptr[0], 8);
+ ND_TCHECK2(pptr[0], 8);
rd = pptr;
pptr+=8;
/* IPv4 address */
- TCHECK2(pptr[0], sizeof(struct in_addr));
+ ND_TCHECK2(pptr[0], sizeof(struct in_addr));
vpn_ip = pptr;
pptr+=sizeof(struct in_addr);
/* MDT Group Address */
- TCHECK2(pptr[0], sizeof(struct in_addr));
+ ND_TCHECK2(pptr[0], sizeof(struct in_addr));
snprintf(buf, buflen, "RD: %s, VPN IP Address: %s, MC Group Address: %s",
- bgp_vpn_rd_print(rd), ipaddr_string(vpn_ip), ipaddr_string(pptr));
+ bgp_vpn_rd_print(ndo, rd), ipaddr_string(vpn_ip), ipaddr_string(pptr));
return MDT_VPN_NLRI_LEN + 1;
};
static int
-decode_multicast_vpn(const u_char *pptr, char *buf, u_int buflen)
+decode_multicast_vpn(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
u_int8_t route_type, route_length, addr_length, sg_length;
u_int offset;
- TCHECK2(pptr[0], 2);
+ ND_TCHECK2(pptr[0], 2);
route_type = *pptr++;
route_length = *pptr++;
switch(route_type) {
case BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_I_PMSI:
- TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ ND_TCHECK2(pptr[0], BGP_VPN_RD_LEN);
offset = strlen(buf);
snprintf(buf + offset, buflen - offset, ", RD: %s, Originator %s",
- bgp_vpn_rd_print(pptr),
- bgp_vpn_ip_print(pptr + BGP_VPN_RD_LEN,
+ bgp_vpn_rd_print(ndo, pptr),
+ bgp_vpn_ip_print(ndo, pptr + BGP_VPN_RD_LEN,
(route_length - BGP_VPN_RD_LEN) << 3));
break;
case BGP_MULTICAST_VPN_ROUTE_TYPE_INTER_AS_I_PMSI:
- TCHECK2(pptr[0], BGP_VPN_RD_LEN + 4);
+ ND_TCHECK2(pptr[0], BGP_VPN_RD_LEN + 4);
offset = strlen(buf);
snprintf(buf + offset, buflen - offset, ", RD: %s, Source-AS %s",
- bgp_vpn_rd_print(pptr),
- as_printf(astostr, sizeof(astostr),
+ bgp_vpn_rd_print(ndo, pptr),
+ as_printf(ndo, astostr, sizeof(astostr),
EXTRACT_32BITS(pptr + BGP_VPN_RD_LEN)));
break;
case BGP_MULTICAST_VPN_ROUTE_TYPE_S_PMSI:
- TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ ND_TCHECK2(pptr[0], BGP_VPN_RD_LEN);
offset = strlen(buf);
snprintf(buf + offset, buflen - offset, ", RD: %s",
- bgp_vpn_rd_print(pptr));
+ bgp_vpn_rd_print(ndo, pptr));
pptr += BGP_VPN_RD_LEN;
- sg_length = bgp_vpn_sg_print(pptr, buf, buflen);
+ sg_length = bgp_vpn_sg_print(ndo, pptr, buf, buflen);
addr_length = route_length - sg_length;
- TCHECK2(pptr[0], addr_length);
+ ND_TCHECK2(pptr[0], addr_length);
offset = strlen(buf);
snprintf(buf + offset, buflen - offset, ", Originator %s",
- bgp_vpn_ip_print(pptr, addr_length << 3));
+ bgp_vpn_ip_print(ndo, pptr, addr_length << 3));
break;
case BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_ACTIVE:
- TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ ND_TCHECK2(pptr[0], BGP_VPN_RD_LEN);
offset = strlen(buf);
snprintf(buf + offset, buflen - offset, ", RD: %s",
- bgp_vpn_rd_print(pptr));
+ bgp_vpn_rd_print(ndo, pptr));
pptr += BGP_VPN_RD_LEN;
- bgp_vpn_sg_print(pptr, buf, buflen);
+ bgp_vpn_sg_print(ndo, pptr, buf, buflen);
break;
case BGP_MULTICAST_VPN_ROUTE_TYPE_SHARED_TREE_JOIN: /* fall through */
case BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_TREE_JOIN:
- TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ ND_TCHECK2(pptr[0], BGP_VPN_RD_LEN);
offset = strlen(buf);
snprintf(buf + offset, buflen - offset, ", RD: %s, Source-AS %s",
- bgp_vpn_rd_print(pptr),
- as_printf(astostr, sizeof(astostr),
+ bgp_vpn_rd_print(ndo, pptr),
+ as_printf(ndo, astostr, sizeof(astostr),
EXTRACT_32BITS(pptr + BGP_VPN_RD_LEN)));
pptr += BGP_VPN_RD_LEN;
- bgp_vpn_sg_print(pptr, buf, buflen);
+ bgp_vpn_sg_print(ndo, pptr, buf, buflen);
break;
/*
}
static int
-decode_labeled_vpn_l2(const u_char *pptr, char *buf, u_int buflen)
+decode_labeled_vpn_l2(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
int plen,tlen,strlen,tlv_type,tlv_len,ttlv_len;
- TCHECK2(pptr[0], 2);
+ ND_TCHECK2(pptr[0], 2);
plen=EXTRACT_16BITS(pptr);
tlen=plen;
pptr+=2;
*/
if (plen==12) {
/* assume AD-only with RD, BGPNH */
- TCHECK2(pptr[0],12);
+ ND_TCHECK2(pptr[0],12);
buf[0]='\0';
strlen=snprintf(buf, buflen, "RD: %s, BGPNH: %s",
- bgp_vpn_rd_print(pptr),
+ bgp_vpn_rd_print(ndo, pptr),
/* need something like getname() here */
getname(pptr+8)
);
/* assume old format */
/* RD, ID, LBLKOFF, LBLBASE */
- TCHECK2(pptr[0],15);
+ ND_TCHECK2(pptr[0],15);
buf[0]='\0';
strlen=snprintf(buf, buflen, "RD: %s, CE-ID: %u, Label-Block Offset: %u, Label Base %u",
- bgp_vpn_rd_print(pptr),
+ bgp_vpn_rd_print(ndo, pptr),
EXTRACT_16BITS(pptr+8),
EXTRACT_16BITS(pptr+10),
EXTRACT_24BITS(pptr+12)>>4); /* the label is offsetted by 4 bits so lets shift it right */
while (tlen>0) {
if (tlen < 3)
return -1;
- TCHECK2(pptr[0], 3);
+ ND_TCHECK2(pptr[0], 3);
tlv_type=*pptr++;
tlv_len=EXTRACT_16BITS(pptr);
ttlv_len=tlv_len;
}
ttlv_len=ttlv_len/8+1; /* how many bytes do we need to read ? */
while (ttlv_len>0) {
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
if (buflen!=0) {
strlen=snprintf(buf,buflen, "%02x",*pptr++);
UPDATE_BUF_BUFLEN(buf, buflen, strlen);
#ifdef INET6
int
-decode_prefix6(const u_char *pd, u_int itemlen, char *buf, u_int buflen)
+decode_prefix6(netdissect_options *ndo,
+ const u_char *pd, u_int itemlen, char *buf, u_int buflen)
{
struct in6_addr addr;
u_int plen, plenbytes;
- TCHECK(pd[0]);
+ ND_TCHECK(pd[0]);
ITEMCHECK(1);
plen = pd[0];
if (128 < plen)
memset(&addr, 0, sizeof(addr));
plenbytes = (plen + 7) / 8;
- TCHECK2(pd[1], plenbytes);
+ ND_TCHECK2(pd[1], plenbytes);
ITEMCHECK(plenbytes);
memcpy(&addr, &pd[1], plenbytes);
if (plen % 8) {
}
static int
-decode_labeled_prefix6(const u_char *pptr, u_int itemlen, char *buf, u_int buflen)
+decode_labeled_prefix6(netdissect_options *ndo,
+ const u_char *pptr, u_int itemlen, char *buf, u_int buflen)
{
struct in6_addr addr;
u_int plen, plenbytes;
/* prefix length and label = 4 bytes */
- TCHECK2(pptr[0], 4);
+ ND_TCHECK2(pptr[0], 4);
ITEMCHECK(4);
plen = pptr[0]; /* get prefix length */
memset(&addr, 0, sizeof(addr));
plenbytes = (plen + 7) / 8;
- TCHECK2(pptr[4], plenbytes);
+ ND_TCHECK2(pptr[4], plenbytes);
memcpy(&addr, &pptr[4], plenbytes);
if (plen % 8) {
addr.s6_addr[plenbytes - 1] &=
}
static int
-decode_labeled_vpn_prefix6(const u_char *pptr, char *buf, u_int buflen)
+decode_labeled_vpn_prefix6(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
struct in6_addr addr;
u_int plen;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
if ((24+64) > plen)
return -1;
memset(&addr, 0, sizeof(addr));
- TCHECK2(pptr[12], (plen + 7) / 8);
+ ND_TCHECK2(pptr[12], (plen + 7) / 8);
memcpy(&addr, &pptr[12], (plen + 7) / 8);
if (plen % 8) {
addr.s6_addr[(plen + 7) / 8 - 1] &=
}
/* the label may get offsetted by 4 bits so lets shift it right */
snprintf(buf, buflen, "RD: %s, %s/%d, label:%u %s",
- bgp_vpn_rd_print(pptr+4),
+ bgp_vpn_rd_print(ndo, pptr+4),
getname6((u_char *)&addr),
plen,
EXTRACT_24BITS(pptr+1)>>4,
#endif
static int
-decode_clnp_prefix(const u_char *pptr, char *buf, u_int buflen)
+decode_clnp_prefix(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
u_int8_t addr[19];
u_int plen;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
if (152 < plen)
return -1;
memset(&addr, 0, sizeof(addr));
- TCHECK2(pptr[4], (plen + 7) / 8);
+ ND_TCHECK2(pptr[4], (plen + 7) / 8);
memcpy(&addr, &pptr[4], (plen + 7) / 8);
if (plen % 8) {
addr[(plen + 7) / 8 - 1] &=
}
static int
-decode_labeled_vpn_clnp_prefix(const u_char *pptr, char *buf, u_int buflen)
+decode_labeled_vpn_clnp_prefix(netdissect_options *ndo,
+ const u_char *pptr, char *buf, u_int buflen)
{
u_int8_t addr[19];
u_int plen;
- TCHECK(pptr[0]);
+ ND_TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
if ((24+64) > plen)
return -1;
memset(&addr, 0, sizeof(addr));
- TCHECK2(pptr[12], (plen + 7) / 8);
+ ND_TCHECK2(pptr[12], (plen + 7) / 8);
memcpy(&addr, &pptr[12], (plen + 7) / 8);
if (plen % 8) {
addr[(plen + 7) / 8 - 1] &=
}
/* the label may get offsetted by 4 bits so lets shift it right */
snprintf(buf, buflen, "RD: %s, %s/%d, label:%u %s",
- bgp_vpn_rd_print(pptr+4),
+ bgp_vpn_rd_print(ndo, pptr+4),
isonsap_string(addr,(plen + 7) / 8),
plen,
EXTRACT_24BITS(pptr+1)>>4,
* support, exchange AS-Path with the same path-attribute type value 0x02.
*/
static int
-bgp_attr_get_as_size (u_int8_t bgpa_type, const u_char *pptr, int len)
+bgp_attr_get_as_size(netdissect_options *ndo,
+ u_int8_t bgpa_type, const u_char *pptr, int len)
{
const u_char *tptr = pptr;
* each.
*/
while (tptr < pptr + len) {
- TCHECK(tptr[0]);
+ ND_TCHECK(tptr[0]);
/*
* If we do not find a valid segment type, our guess might be wrong.
if (tptr[0] < BGP_AS_SEG_TYPE_MIN || tptr[0] > BGP_AS_SEG_TYPE_MAX) {
goto trunc;
}
- TCHECK(tptr[1]);
+ ND_TCHECK(tptr[1]);
tptr += 2 + tptr[1] * 2;
}
}
static int
-bgp_attr_print(u_int atype, const u_char *pptr, u_int len)
+bgp_attr_print(netdissect_options *ndo,
+ u_int atype, const u_char *pptr, u_int len)
{
int i;
u_int16_t af;
switch (atype) {
case BGPTYPE_ORIGIN:
if (len != 1)
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
else {
- TCHECK(*tptr);
- printf("%s", tok2strbuf(bgp_origin_values,
+ ND_TCHECK(*tptr);
+ ND_PRINT((ndo, "%s", tok2strbuf(bgp_origin_values,
"Unknown Origin Typecode",
tptr[0],
- tokbuf, sizeof(tokbuf)));
+ tokbuf, sizeof(tokbuf))));
}
break;
case BGPTYPE_AS4_PATH:
case BGPTYPE_AS_PATH:
if (len % 2) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
if (!len) {
- printf("empty");
+ ND_PRINT((ndo, "empty"));
break;
}
* 2 bytes first, and it does not pass, assume that ASs are
* encoded in 4 bytes format and move on.
*/
- as_size = bgp_attr_get_as_size(atype, pptr, len);
+ as_size = bgp_attr_get_as_size(ndo, atype, pptr, len);
while (tptr < pptr + len) {
- TCHECK(tptr[0]);
- printf("%s", tok2strbuf(bgp_as_path_segment_open_values,
+ ND_TCHECK(tptr[0]);
+ ND_PRINT((ndo, "%s", tok2strbuf(bgp_as_path_segment_open_values,
"?", tptr[0],
- tokbuf, sizeof(tokbuf)));
+ tokbuf, sizeof(tokbuf))));
for (i = 0; i < tptr[1] * as_size; i += as_size) {
- TCHECK2(tptr[2 + i], as_size);
- printf("%s ",
- as_printf(astostr, sizeof(astostr),
+ ND_TCHECK2(tptr[2 + i], as_size);
+ ND_PRINT((ndo, "%s ",
+ as_printf(ndo, astostr, sizeof(astostr),
as_size == 2 ?
EXTRACT_16BITS(&tptr[2 + i]) :
- EXTRACT_32BITS(&tptr[2 + i])));
+ EXTRACT_32BITS(&tptr[2 + i]))));
}
- TCHECK(tptr[0]);
- printf("%s", tok2strbuf(bgp_as_path_segment_close_values,
+ ND_TCHECK(tptr[0]);
+ ND_PRINT((ndo, "%s", tok2strbuf(bgp_as_path_segment_close_values,
"?", tptr[0],
- tokbuf, sizeof(tokbuf)));
- TCHECK(tptr[1]);
+ tokbuf, sizeof(tokbuf))));
+ ND_TCHECK(tptr[1]);
tptr += 2 + tptr[1] * as_size;
}
break;
case BGPTYPE_NEXT_HOP:
if (len != 4)
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
else {
- TCHECK2(tptr[0], 4);
- printf("%s", getname(tptr));
+ ND_TCHECK2(tptr[0], 4);
+ ND_PRINT((ndo, "%s", getname(tptr)));
}
break;
case BGPTYPE_MULTI_EXIT_DISC:
case BGPTYPE_LOCAL_PREF:
if (len != 4)
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
else {
- TCHECK2(tptr[0], 4);
- printf("%u", EXTRACT_32BITS(tptr));
+ ND_TCHECK2(tptr[0], 4);
+ ND_PRINT((ndo, "%u", EXTRACT_32BITS(tptr)));
}
break;
case BGPTYPE_ATOMIC_AGGREGATE:
if (len != 0)
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
case BGPTYPE_AGGREGATOR:
* the length of this PA can be either 6 bytes or 8 bytes.
*/
if (len != 6 && len != 8) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
- TCHECK2(tptr[0], len);
+ ND_TCHECK2(tptr[0], len);
if (len == 6) {
- printf(" AS #%s, origin %s",
- as_printf(astostr, sizeof(astostr), EXTRACT_16BITS(tptr)),
- getname(tptr + 2));
+ ND_PRINT((ndo, " AS #%s, origin %s",
+ as_printf(ndo, astostr, sizeof(astostr), EXTRACT_16BITS(tptr)),
+ getname(tptr + 2)));
} else {
- printf(" AS #%s, origin %s",
- as_printf(astostr, sizeof(astostr),
- EXTRACT_32BITS(tptr)), getname(tptr + 4));
+ ND_PRINT((ndo, " AS #%s, origin %s",
+ as_printf(ndo, astostr, sizeof(astostr),
+ EXTRACT_32BITS(tptr)), getname(tptr + 4)));
}
break;
case BGPTYPE_AGGREGATOR4:
if (len != 8) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
- TCHECK2(tptr[0], 8);
- printf(" AS #%s, origin %s",
- as_printf(astostr, sizeof(astostr), EXTRACT_32BITS(tptr)),
- getname(tptr + 4));
+ ND_TCHECK2(tptr[0], 8);
+ ND_PRINT((ndo, " AS #%s, origin %s",
+ as_printf(ndo, astostr, sizeof(astostr), EXTRACT_32BITS(tptr)),
+ getname(tptr + 4)));
break;
case BGPTYPE_COMMUNITIES:
if (len % 4) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
while (tlen>0) {
u_int32_t comm;
- TCHECK2(tptr[0], 4);
+ ND_TCHECK2(tptr[0], 4);
comm = EXTRACT_32BITS(tptr);
switch (comm) {
case BGP_COMMUNITY_NO_EXPORT:
- printf(" NO_EXPORT");
+ ND_PRINT((ndo, " NO_EXPORT"));
break;
case BGP_COMMUNITY_NO_ADVERT:
- printf(" NO_ADVERTISE");
+ ND_PRINT((ndo, " NO_ADVERTISE"));
break;
case BGP_COMMUNITY_NO_EXPORT_SUBCONFED:
- printf(" NO_EXPORT_SUBCONFED");
+ ND_PRINT((ndo, " NO_EXPORT_SUBCONFED"));
break;
default:
- printf("%u:%u%s",
+ ND_PRINT((ndo, "%u:%u%s",
(comm >> 16) & 0xffff,
comm & 0xffff,
- (tlen>4) ? ", " : "");
+ (tlen>4) ? ", " : ""));
break;
}
tlen -=4;
break;
case BGPTYPE_ORIGINATOR_ID:
if (len != 4) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
- TCHECK2(tptr[0], 4);
- printf("%s",getname(tptr));
+ ND_TCHECK2(tptr[0], 4);
+ ND_PRINT((ndo, "%s",getname(tptr)));
break;
case BGPTYPE_CLUSTER_LIST:
if (len % 4) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
while (tlen>0) {
- TCHECK2(tptr[0], 4);
- printf("%s%s",
+ ND_TCHECK2(tptr[0], 4);
+ ND_PRINT((ndo, "%s%s",
getname(tptr),
- (tlen>4) ? ", " : "");
+ (tlen>4) ? ", " : ""));
tlen -=4;
tptr +=4;
}
break;
case BGPTYPE_MP_REACH_NLRI:
- TCHECK2(tptr[0], 3);
+ ND_TCHECK2(tptr[0], 3);
af = EXTRACT_16BITS(tptr);
safi = tptr[2];
- printf("\n\t AFI: %s (%u), %sSAFI: %s (%u)",
+ ND_PRINT((ndo, "\n\t AFI: %s (%u), %sSAFI: %s (%u)",
tok2strbuf(af_values, "Unknown AFI", af,
tokbuf, sizeof(tokbuf)),
af,
(safi>128) ? "vendor specific " : "", /* 128 is meanwhile wellknown */
tok2strbuf(bgp_safi_values, "Unknown SAFI", safi,
tokbuf, sizeof(tokbuf)),
- safi);
+ safi));
switch(af<<8 | safi) {
case (AFNUM_INET<<8 | SAFNUM_UNICAST):
case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
break;
default:
- TCHECK2(tptr[0], tlen);
- printf("\n\t no AFI %u / SAFI %u decoder",af,safi);
- if (vflag <= 1)
- print_unknown_data(gndo,tptr,"\n\t ",tlen);
+ ND_TCHECK2(tptr[0], tlen);
+ ND_PRINT((ndo, "\n\t no AFI %u / SAFI %u decoder", af, safi));
+ if (ndo->ndo_vflag <= 1)
+ print_unknown_data(ndo, tptr, "\n\t ", tlen);
goto done;
break;
}
tptr +=3;
- TCHECK(tptr[0]);
+ ND_TCHECK(tptr[0]);
nhlen = tptr[0];
tlen = nhlen;
tptr++;
if (tlen) {
int nnh = 0;
- printf("\n\t nexthop: ");
+ ND_PRINT((ndo, "\n\t nexthop: "));
while (tlen > 0) {
if ( nnh++ > 0 ) {
- printf( ", " );
+ ND_PRINT((ndo, ", " ));
}
switch(af<<8 | safi) {
case (AFNUM_INET<<8 | SAFNUM_UNICAST):
case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN):
case (AFNUM_INET<<8 | SAFNUM_MDT):
if (tlen < (int)sizeof(struct in_addr)) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
tlen = 0;
} else {
- TCHECK2(tptr[0], sizeof(struct in_addr));
- printf("%s",getname(tptr));
+ ND_TCHECK2(tptr[0], sizeof(struct in_addr));
+ ND_PRINT((ndo, "%s",getname(tptr)));
tlen -= sizeof(struct in_addr);
tptr += sizeof(struct in_addr);
}
case (AFNUM_INET<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNUNIMULTICAST):
if (tlen < (int)(sizeof(struct in_addr)+BGP_VPN_RD_LEN)) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
tlen = 0;
} else {
- TCHECK2(tptr[0], sizeof(struct in_addr)+BGP_VPN_RD_LEN);
- printf("RD: %s, %s",
- bgp_vpn_rd_print(tptr),
- getname(tptr+BGP_VPN_RD_LEN));
+ ND_TCHECK2(tptr[0], sizeof(struct in_addr)+BGP_VPN_RD_LEN);
+ ND_PRINT((ndo, "RD: %s, %s",
+ bgp_vpn_rd_print(ndo, tptr),
+ getname(tptr+BGP_VPN_RD_LEN)));
tlen -= (sizeof(struct in_addr)+BGP_VPN_RD_LEN);
tptr += (sizeof(struct in_addr)+BGP_VPN_RD_LEN);
}
case (AFNUM_INET6<<8 | SAFNUM_UNIMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_LABUNICAST):
if (tlen < (int)sizeof(struct in6_addr)) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
tlen = 0;
} else {
- TCHECK2(tptr[0], sizeof(struct in6_addr));
- printf("%s", getname6(tptr));
+ ND_TCHECK2(tptr[0], sizeof(struct in6_addr));
+ ND_PRINT((ndo, "%s", getname6(tptr)));
tlen -= sizeof(struct in6_addr);
tptr += sizeof(struct in6_addr);
}
case (AFNUM_INET6<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNUNIMULTICAST):
if (tlen < (int)(sizeof(struct in6_addr)+BGP_VPN_RD_LEN)) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
tlen = 0;
} else {
- TCHECK2(tptr[0], sizeof(struct in6_addr)+BGP_VPN_RD_LEN);
- printf("RD: %s, %s",
- bgp_vpn_rd_print(tptr),
- getname6(tptr+BGP_VPN_RD_LEN));
+ ND_TCHECK2(tptr[0], sizeof(struct in6_addr)+BGP_VPN_RD_LEN);
+ ND_PRINT((ndo, "RD: %s, %s",
+ bgp_vpn_rd_print(ndo, tptr),
+ getname6(tptr+BGP_VPN_RD_LEN)));
tlen -= (sizeof(struct in6_addr)+BGP_VPN_RD_LEN);
tptr += (sizeof(struct in6_addr)+BGP_VPN_RD_LEN);
}
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
if (tlen < (int)sizeof(struct in_addr)) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
tlen = 0;
} else {
- TCHECK2(tptr[0], sizeof(struct in_addr));
- printf("%s", getname(tptr));
+ ND_TCHECK2(tptr[0], sizeof(struct in_addr));
+ ND_PRINT((ndo, "%s", getname(tptr)));
tlen -= (sizeof(struct in_addr));
tptr += (sizeof(struct in_addr));
}
case (AFNUM_NSAP<<8 | SAFNUM_UNICAST):
case (AFNUM_NSAP<<8 | SAFNUM_MULTICAST):
case (AFNUM_NSAP<<8 | SAFNUM_UNIMULTICAST):
- TCHECK2(tptr[0], tlen);
- printf("%s",isonsap_string(tptr,tlen));
+ ND_TCHECK2(tptr[0], tlen);
+ ND_PRINT((ndo, "%s", isonsap_string(tptr, tlen)));
tptr += tlen;
tlen = 0;
break;
case (AFNUM_NSAP<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_NSAP<<8 | SAFNUM_VPNUNIMULTICAST):
if (tlen < BGP_VPN_RD_LEN+1) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
tlen = 0;
} else {
- TCHECK2(tptr[0], tlen);
- printf("RD: %s, %s",
- bgp_vpn_rd_print(tptr),
- isonsap_string(tptr+BGP_VPN_RD_LEN,tlen-BGP_VPN_RD_LEN));
+ ND_TCHECK2(tptr[0], tlen);
+ ND_PRINT((ndo, "RD: %s, %s",
+ bgp_vpn_rd_print(ndo, tptr),
+ isonsap_string(tptr+BGP_VPN_RD_LEN,tlen-BGP_VPN_RD_LEN)));
/* rfc986 mapped IPv4 address ? */
if (EXTRACT_32BITS(tptr+BGP_VPN_RD_LEN) == 0x47000601)
- printf(" = %s", getname(tptr+BGP_VPN_RD_LEN+4));
+ ND_PRINT((ndo, " = %s", getname(tptr+BGP_VPN_RD_LEN+4)));
#ifdef INET6
/* rfc1888 mapped IPv6 address ? */
else if (EXTRACT_24BITS(tptr+BGP_VPN_RD_LEN) == 0x350000)
- printf(" = %s", getname6(tptr+BGP_VPN_RD_LEN+3));
+ ND_PRINT((ndo, " = %s", getname6(tptr+BGP_VPN_RD_LEN+3)));
#endif
tptr += tlen;
tlen = 0;
}
break;
default:
- TCHECK2(tptr[0], tlen);
- printf("no AFI %u/SAFI %u decoder",af,safi);
- if (vflag <= 1)
- print_unknown_data(gndo,tptr,"\n\t ",tlen);
+ ND_TCHECK2(tptr[0], tlen);
+ ND_PRINT((ndo, "no AFI %u/SAFI %u decoder", af, safi));
+ if (ndo->ndo_vflag <= 1)
+ print_unknown_data(ndo, tptr, "\n\t ", tlen);
tptr += tlen;
tlen = 0;
goto done;
}
}
}
- printf(", nh-length: %u", nhlen);
+ ND_PRINT((ndo, ", nh-length: %u", nhlen));
tptr += tlen;
- TCHECK(tptr[0]);
+ ND_TCHECK(tptr[0]);
snpa = tptr[0];
tptr++;
if (snpa) {
- printf("\n\t %u SNPA", snpa);
+ ND_PRINT((ndo, "\n\t %u SNPA", snpa));
for (/*nothing*/; snpa > 0; snpa--) {
- TCHECK(tptr[0]);
- printf("\n\t %d bytes", tptr[0]);
+ ND_TCHECK(tptr[0]);
+ ND_PRINT((ndo, "\n\t %d bytes", tptr[0]));
tptr += tptr[0] + 1;
}
} else {
- printf(", no SNPA");
+ ND_PRINT((ndo, ", no SNPA"));
}
while (len - (tptr - pptr) > 0) {
case (AFNUM_INET<<8 | SAFNUM_UNICAST):
case (AFNUM_INET<<8 | SAFNUM_MULTICAST):
case (AFNUM_INET<<8 | SAFNUM_UNIMULTICAST):
- advance = decode_prefix4(tptr, len, buf, sizeof(buf));
+ advance = decode_prefix4(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_LABUNICAST):
- advance = decode_labeled_prefix4(tptr, len, buf, sizeof(buf));
+ advance = decode_labeled_prefix4(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_prefix4(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_prefix4(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_RT_ROUTING_INFO):
- advance = decode_rt_routing_info(tptr, buf, sizeof(buf));
+ advance = decode_rt_routing_info(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN): /* fall through */
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST_VPN):
- advance = decode_multicast_vpn(tptr, buf, sizeof(buf));
+ advance = decode_multicast_vpn(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_MDT):
- advance = decode_mdt_vpn_nlri(tptr, buf, sizeof(buf));
+ advance = decode_mdt_vpn_nlri(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
#ifdef INET6
case (AFNUM_INET6<<8 | SAFNUM_UNICAST):
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_UNIMULTICAST):
- advance = decode_prefix6(tptr, len, buf, sizeof(buf));
+ advance = decode_prefix6(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET6<<8 | SAFNUM_LABUNICAST):
- advance = decode_labeled_prefix6(tptr, len, buf, sizeof(buf));
+ advance = decode_labeled_prefix6(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET6<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_prefix6(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_prefix6(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
#endif
case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_l2(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_l2(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal length)");
+ ND_PRINT((ndo, "\n\t (illegal length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_NSAP<<8 | SAFNUM_UNICAST):
case (AFNUM_NSAP<<8 | SAFNUM_MULTICAST):
case (AFNUM_NSAP<<8 | SAFNUM_UNIMULTICAST):
- advance = decode_clnp_prefix(tptr, buf, sizeof(buf));
+ advance = decode_clnp_prefix(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_NSAP<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_NSAP<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_NSAP<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_clnp_prefix(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_clnp_prefix(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
default:
- TCHECK2(*tptr,tlen);
- printf("\n\t no AFI %u / SAFI %u decoder",af,safi);
- if (vflag <= 1)
- print_unknown_data(gndo,tptr,"\n\t ",tlen);
+ ND_TCHECK2(*tptr,tlen);
+ ND_PRINT((ndo, "\n\t no AFI %u / SAFI %u decoder", af, safi));
+ if (ndo->ndo_vflag <= 1)
+ print_unknown_data(ndo, tptr, "\n\t ", tlen);
advance = 0;
tptr = pptr + len;
break;
break;
case BGPTYPE_MP_UNREACH_NLRI:
- TCHECK2(tptr[0], BGP_MP_NLRI_MINSIZE);
+ ND_TCHECK2(tptr[0], BGP_MP_NLRI_MINSIZE);
af = EXTRACT_16BITS(tptr);
safi = tptr[2];
- printf("\n\t AFI: %s (%u), %sSAFI: %s (%u)",
+ ND_PRINT((ndo, "\n\t AFI: %s (%u), %sSAFI: %s (%u)",
tok2strbuf(af_values, "Unknown AFI", af,
tokbuf, sizeof(tokbuf)),
af,
(safi>128) ? "vendor specific " : "", /* 128 is meanwhile wellknown */
tok2strbuf(bgp_safi_values, "Unknown SAFI", safi,
tokbuf, sizeof(tokbuf)),
- safi);
+ safi));
if (len == BGP_MP_NLRI_MINSIZE)
- printf("\n\t End-of-Rib Marker (empty NLRI)");
+ ND_PRINT((ndo, "\n\t End-of-Rib Marker (empty NLRI)"));
tptr += 3;
case (AFNUM_INET<<8 | SAFNUM_UNICAST):
case (AFNUM_INET<<8 | SAFNUM_MULTICAST):
case (AFNUM_INET<<8 | SAFNUM_UNIMULTICAST):
- advance = decode_prefix4(tptr, len, buf, sizeof(buf));
+ advance = decode_prefix4(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_LABUNICAST):
- advance = decode_labeled_prefix4(tptr, len, buf, sizeof(buf));
+ advance = decode_labeled_prefix4(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_prefix4(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_prefix4(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
#ifdef INET6
case (AFNUM_INET6<<8 | SAFNUM_UNICAST):
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_UNIMULTICAST):
- advance = decode_prefix6(tptr, len, buf, sizeof(buf));
+ advance = decode_prefix6(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET6<<8 | SAFNUM_LABUNICAST):
- advance = decode_labeled_prefix6(tptr, len, buf, sizeof(buf));
+ advance = decode_labeled_prefix6(ndo, tptr, len, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else if (advance == -3)
break; /* bytes left, but not enough */
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET6<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_prefix6(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_prefix6(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
#endif
case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_l2(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_l2(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal length)");
+ ND_PRINT((ndo, "\n\t (illegal length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_NSAP<<8 | SAFNUM_UNICAST):
case (AFNUM_NSAP<<8 | SAFNUM_MULTICAST):
case (AFNUM_NSAP<<8 | SAFNUM_UNIMULTICAST):
- advance = decode_clnp_prefix(tptr, buf, sizeof(buf));
+ advance = decode_clnp_prefix(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_NSAP<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_NSAP<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_NSAP<<8 | SAFNUM_VPNUNIMULTICAST):
- advance = decode_labeled_vpn_clnp_prefix(tptr, buf, sizeof(buf));
+ advance = decode_labeled_vpn_clnp_prefix(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_MDT):
- advance = decode_mdt_vpn_nlri(tptr, buf, sizeof(buf));
+ advance = decode_mdt_vpn_nlri(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN): /* fall through */
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST_VPN):
- advance = decode_multicast_vpn(tptr, buf, sizeof(buf));
+ advance = decode_multicast_vpn(ndo, tptr, buf, sizeof(buf));
if (advance == -1)
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
else if (advance == -2)
goto trunc;
else
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
break;
default:
- TCHECK2(*(tptr-3),tlen);
- printf("no AFI %u / SAFI %u decoder",af,safi);
- if (vflag <= 1)
- print_unknown_data(gndo,tptr-3,"\n\t ",tlen);
+ ND_TCHECK2(*(tptr-3),tlen);
+ ND_PRINT((ndo, "no AFI %u / SAFI %u decoder", af, safi));
+ if (ndo->ndo_vflag <= 1)
+ print_unknown_data(ndo, tptr-3, "\n\t ", tlen);
advance = 0;
tptr = pptr + len;
break;
break;
case BGPTYPE_EXTD_COMMUNITIES:
if (len % 8) {
- printf("invalid len");
+ ND_PRINT((ndo, "invalid len"));
break;
}
while (tlen>0) {
u_int16_t extd_comm;
- TCHECK2(tptr[0], 2);
+ ND_TCHECK2(tptr[0], 2);
extd_comm=EXTRACT_16BITS(tptr);
- printf("\n\t %s (0x%04x), Flags [%s]",
+ ND_PRINT((ndo, "\n\t %s (0x%04x), Flags [%s]",
tok2strbuf(bgp_extd_comm_subtype_values,
"unknown extd community typecode",
extd_comm, tokbuf, sizeof(tokbuf)),
extd_comm,
- bittok2str(bgp_extd_comm_flag_values, "none", extd_comm));
+ bittok2str(bgp_extd_comm_flag_values, "none", extd_comm)));
- TCHECK2(*(tptr+2), 6);
+ ND_TCHECK2(*(tptr+2), 6);
switch(extd_comm) {
case BGP_EXT_COM_RT_0:
case BGP_EXT_COM_RO_0:
case BGP_EXT_COM_L2VPN_RT_0:
- printf(": %u:%u (= %s)",
+ ND_PRINT((ndo, ": %u:%u (= %s)",
EXTRACT_16BITS(tptr+2),
EXTRACT_32BITS(tptr+4),
- getname(tptr+4));
+ getname(tptr+4)));
break;
case BGP_EXT_COM_RT_1:
case BGP_EXT_COM_RO_1:
case BGP_EXT_COM_L2VPN_RT_1:
case BGP_EXT_COM_VRF_RT_IMP:
- printf(": %s:%u",
+ ND_PRINT((ndo, ": %s:%u",
getname(tptr+2),
- EXTRACT_16BITS(tptr+6));
+ EXTRACT_16BITS(tptr+6)));
break;
case BGP_EXT_COM_RT_2:
case BGP_EXT_COM_RO_2:
- printf(": %s:%u",
- as_printf(astostr, sizeof(astostr),
- EXTRACT_32BITS(tptr+2)), EXTRACT_16BITS(tptr+6));
+ ND_PRINT((ndo, ": %s:%u",
+ as_printf(ndo, astostr, sizeof(astostr),
+ EXTRACT_32BITS(tptr+2)), EXTRACT_16BITS(tptr+6)));
break;
case BGP_EXT_COM_LINKBAND:
bw.i = EXTRACT_32BITS(tptr+2);
- printf(": bandwidth: %.3f Mbps",
- bw.f*8/1000000);
+ ND_PRINT((ndo, ": bandwidth: %.3f Mbps",
+ bw.f*8/1000000));
break;
case BGP_EXT_COM_VPN_ORIGIN:
case BGP_EXT_COM_VPN_ORIGIN2:
case BGP_EXT_COM_VPN_ORIGIN4:
case BGP_EXT_COM_OSPF_RID:
case BGP_EXT_COM_OSPF_RID2:
- printf("%s", getname(tptr+2));
+ ND_PRINT((ndo, "%s", getname(tptr+2)));
break;
case BGP_EXT_COM_OSPF_RTYPE:
case BGP_EXT_COM_OSPF_RTYPE2:
- printf(": area:%s, router-type:%s, metric-type:%s%s",
+ ND_PRINT((ndo, ": area:%s, router-type:%s, metric-type:%s%s",
getname(tptr+2),
tok2strbuf(bgp_extd_comm_ospf_rtype_values,
"unknown (0x%02x)",
*(tptr+6),
tokbuf, sizeof(tokbuf)),
(*(tptr+7) & BGP_OSPF_RTYPE_METRIC_TYPE) ? "E2" : "",
- ((*(tptr+6) == BGP_OSPF_RTYPE_EXT) || (*(tptr+6) == BGP_OSPF_RTYPE_NSSA)) ? "E1" : "");
+ ((*(tptr+6) == BGP_OSPF_RTYPE_EXT) || (*(tptr+6) == BGP_OSPF_RTYPE_NSSA)) ? "E1" : ""));
break;
case BGP_EXT_COM_L2INFO:
- printf(": %s Control Flags [0x%02x]:MTU %u",
+ ND_PRINT((ndo, ": %s Control Flags [0x%02x]:MTU %u",
tok2strbuf(l2vpn_encaps_values,
"unknown encaps",
*(tptr+2),
tokbuf, sizeof(tokbuf)),
*(tptr+3),
- EXTRACT_16BITS(tptr+4));
+ EXTRACT_16BITS(tptr+4)));
break;
case BGP_EXT_COM_SOURCE_AS:
- printf(": AS %u", EXTRACT_16BITS(tptr+2));
+ ND_PRINT((ndo, ": AS %u", EXTRACT_16BITS(tptr+2)));
break;
default:
- TCHECK2(*tptr,8);
- print_unknown_data(gndo,tptr,"\n\t ",8);
+ ND_TCHECK2(*tptr,8);
+ print_unknown_data(ndo, tptr, "\n\t ", 8);
break;
}
tlen -=8;
flags = *tptr;
tlen = len;
- TCHECK2(tptr[0], 5);
- printf("\n\t Tunnel-type %s (%u), Flags [%s], MPLS Label %u",
+ ND_TCHECK2(tptr[0], 5);
+ ND_PRINT((ndo, "\n\t Tunnel-type %s (%u), Flags [%s], MPLS Label %u",
tok2str(bgp_pmsi_tunnel_values, "Unknown", tunnel_type),
tunnel_type,
bittok2str(bgp_pmsi_flag_values, "none", flags),
- EXTRACT_24BITS(tptr+2)>>4);
+ EXTRACT_24BITS(tptr+2)>>4));
tptr +=5;
tlen -= 5;
switch (tunnel_type) {
case BGP_PMSI_TUNNEL_PIM_SM: /* fall through */
case BGP_PMSI_TUNNEL_PIM_BIDIR:
- TCHECK2(tptr[0], 8);
- printf("\n\t Sender %s, P-Group %s",
+ ND_TCHECK2(tptr[0], 8);
+ ND_PRINT((ndo, "\n\t Sender %s, P-Group %s",
ipaddr_string(tptr),
- ipaddr_string(tptr+4));
+ ipaddr_string(tptr+4)));
break;
case BGP_PMSI_TUNNEL_PIM_SSM:
- TCHECK2(tptr[0], 8);
- printf("\n\t Root-Node %s, P-Group %s",
+ ND_TCHECK2(tptr[0], 8);
+ ND_PRINT((ndo, "\n\t Root-Node %s, P-Group %s",
ipaddr_string(tptr),
- ipaddr_string(tptr+4));
+ ipaddr_string(tptr+4)));
break;
case BGP_PMSI_TUNNEL_INGRESS:
- TCHECK2(tptr[0], 4);
- printf("\n\t Tunnel-Endpoint %s",
- ipaddr_string(tptr));
+ ND_TCHECK2(tptr[0], 4);
+ ND_PRINT((ndo, "\n\t Tunnel-Endpoint %s",
+ ipaddr_string(tptr)));
break;
case BGP_PMSI_TUNNEL_LDP_P2MP: /* fall through */
case BGP_PMSI_TUNNEL_LDP_MP2MP:
- TCHECK2(tptr[0], 8);
- printf("\n\t Root-Node %s, LSP-ID 0x%08x",
+ ND_TCHECK2(tptr[0], 8);
+ ND_PRINT((ndo, "\n\t Root-Node %s, LSP-ID 0x%08x",
ipaddr_string(tptr),
- EXTRACT_32BITS(tptr+4));
+ EXTRACT_32BITS(tptr+4)));
break;
case BGP_PMSI_TUNNEL_RSVP_P2MP:
- TCHECK2(tptr[0], 8);
- printf("\n\t Extended-Tunnel-ID %s, P2MP-ID 0x%08x",
+ ND_TCHECK2(tptr[0], 8);
+ ND_PRINT((ndo, "\n\t Extended-Tunnel-ID %s, P2MP-ID 0x%08x",
ipaddr_string(tptr),
- EXTRACT_32BITS(tptr+4));
+ EXTRACT_32BITS(tptr+4)));
break;
default:
- if (vflag <= 1) {
- print_unknown_data(gndo,tptr,"\n\t ",tlen);
+ if (ndo->ndo_vflag <= 1) {
+ print_unknown_data(ndo, tptr, "\n\t ", tlen);
}
}
break;
}
case BGPTYPE_ATTR_SET:
- TCHECK2(tptr[0], 4);
+ ND_TCHECK2(tptr[0], 4);
if (len < 4)
goto trunc;
- printf("\n\t Origin AS: %s",
- as_printf(astostr, sizeof(astostr), EXTRACT_32BITS(tptr)));
+ ND_PRINT((ndo, "\n\t Origin AS: %s",
+ as_printf(ndo, astostr, sizeof(astostr), EXTRACT_32BITS(tptr))));
tptr+=4;
len -=4;
while (len) {
u_int aflags, atype, alenlen, alen;
- TCHECK2(tptr[0], 2);
+ ND_TCHECK2(tptr[0], 2);
if (len < 2)
goto trunc;
aflags = *tptr;
tptr += 2;
len -= 2;
alenlen = bgp_attr_lenlen(aflags, tptr);
- TCHECK2(tptr[0], alenlen);
+ ND_TCHECK2(tptr[0], alenlen);
if (len < alenlen)
goto trunc;
alen = bgp_attr_len(aflags, tptr);
tptr += alenlen;
len -= alenlen;
- printf("\n\t %s (%u), length: %u",
+ ND_PRINT((ndo, "\n\t %s (%u), length: %u",
tok2strbuf(bgp_attr_values,
"Unknown Attribute", atype,
tokbuf, sizeof(tokbuf)),
atype,
- alen);
+ alen));
if (aflags) {
- printf(", Flags [%s%s%s%s",
+ ND_PRINT((ndo, ", Flags [%s%s%s%s",
aflags & 0x80 ? "O" : "",
aflags & 0x40 ? "T" : "",
aflags & 0x20 ? "P" : "",
- aflags & 0x10 ? "E" : "");
+ aflags & 0x10 ? "E" : ""));
if (aflags & 0xf)
- printf("+%x", aflags & 0xf);
- printf("]: ");
+ ND_PRINT((ndo, "+%x", aflags & 0xf));
+ ND_PRINT((ndo, "]: "));
}
/* FIXME check for recursion */
- if (!bgp_attr_print(atype, tptr, alen))
+ if (!bgp_attr_print(ndo, atype, tptr, alen))
return 0;
tptr += alen;
len -= alen;
default:
- TCHECK2(*pptr,len);
- printf("\n\t no Attribute %u decoder",atype); /* we have no decoder for the attribute */
- if (vflag <= 1)
- print_unknown_data(gndo,pptr,"\n\t ",len);
+ ND_TCHECK2(*pptr,len);
+ ND_PRINT((ndo, "\n\t no Attribute %u decoder", atype)); /* we have no decoder for the attribute */
+ if (ndo->ndo_vflag <= 1)
+ print_unknown_data(ndo, pptr, "\n\t ", len);
break;
}
- if (vflag > 1 && len) { /* omit zero length attributes*/
- TCHECK2(*pptr,len);
- print_unknown_data(gndo,pptr,"\n\t ",len);
+ if (ndo->ndo_vflag > 1 && len) { /* omit zero length attributes*/
+ ND_TCHECK2(*pptr,len);
+ print_unknown_data(ndo, pptr, "\n\t ", len);
}
return 1;
}
static void
-bgp_capabilities_print(const u_char *opt, int caps_len)
+bgp_capabilities_print(netdissect_options *ndo,
+ const u_char *opt, int caps_len)
{
char tokbuf[TOKBUFSIZE];
char tokbuf2[TOKBUFSIZE];
int i = 0;
while (i < caps_len) {
- TCHECK2(opt[i], BGP_CAP_HEADER_SIZE);
+ ND_TCHECK2(opt[i], BGP_CAP_HEADER_SIZE);
cap_type=opt[i];
cap_len=opt[i+1];
tcap_len=cap_len;
- printf("\n\t %s (%u), length: %u",
+ ND_PRINT((ndo, "\n\t %s (%u), length: %u",
tok2strbuf(bgp_capcode_values, "Unknown",
cap_type, tokbuf, sizeof(tokbuf)),
cap_type,
- cap_len);
- TCHECK2(opt[i+2], cap_len);
+ cap_len));
+ ND_TCHECK2(opt[i+2], cap_len);
switch (cap_type) {
case BGP_CAPCODE_MP:
- printf("\n\t\tAFI %s (%u), SAFI %s (%u)",
+ ND_PRINT((ndo, "\n\t\tAFI %s (%u), SAFI %s (%u)",
tok2strbuf(af_values, "Unknown",
EXTRACT_16BITS(opt+i+2),
tokbuf, sizeof(tokbuf)),
tok2strbuf(bgp_safi_values, "Unknown",
opt[i+5],
tokbuf, sizeof(tokbuf)),
- opt[i+5]);
+ opt[i+5]));
break;
case BGP_CAPCODE_RESTART:
- printf("\n\t\tRestart Flags: [%s], Restart Time %us",
+ ND_PRINT((ndo, "\n\t\tRestart Flags: [%s], Restart Time %us",
((opt[i+2])&0x80) ? "R" : "none",
- EXTRACT_16BITS(opt+i+2)&0xfff);
+ EXTRACT_16BITS(opt+i+2)&0xfff));
tcap_len-=2;
cap_offset=4;
while(tcap_len>=4) {
- printf("\n\t\t AFI %s (%u), SAFI %s (%u), Forwarding state preserved: %s",
+ ND_PRINT((ndo, "\n\t\t AFI %s (%u), SAFI %s (%u), Forwarding state preserved: %s",
tok2strbuf(af_values,"Unknown",
EXTRACT_16BITS(opt+i+cap_offset),
tokbuf, sizeof(tokbuf)),
opt[i+cap_offset+2],
tokbuf2, sizeof(tokbuf2)),
opt[i+cap_offset+2],
- ((opt[i+cap_offset+3])&0x80) ? "yes" : "no" );
+ ((opt[i+cap_offset+3])&0x80) ? "yes" : "no" ));
tcap_len-=4;
cap_offset+=4;
}
* Extract the 4 byte AS number encoded.
*/
if (cap_len == 4) {
- printf("\n\t\t 4 Byte AS %s",
- as_printf(astostr, sizeof(astostr),
- EXTRACT_32BITS(opt + i + 2)));
+ ND_PRINT((ndo, "\n\t\t 4 Byte AS %s",
+ as_printf(ndo, astostr, sizeof(astostr),
+ EXTRACT_32BITS(opt + i + 2))));
}
break;
default:
- printf("\n\t\tno decoder for Capability %u",
- cap_type);
- if (vflag <= 1)
- print_unknown_data(gndo,&opt[i+2],"\n\t\t",cap_len);
+ ND_PRINT((ndo, "\n\t\tno decoder for Capability %u",
+ cap_type));
+ if (ndo->ndo_vflag <= 1)
+ print_unknown_data(ndo, &opt[i+2], "\n\t\t", cap_len);
break;
}
- if (vflag > 1 && cap_len > 0) {
- print_unknown_data(gndo,&opt[i+2],"\n\t\t",cap_len);
+ if (ndo->ndo_vflag > 1 && cap_len > 0) {
+ print_unknown_data(ndo, &opt[i+2], "\n\t\t", cap_len);
}
i += BGP_CAP_HEADER_SIZE + cap_len;
}
return;
trunc:
- printf("[|BGP]");
+ ND_PRINT((ndo, "[|BGP]"));
}
static void
-bgp_open_print(const u_char *dat, int length)
+bgp_open_print(netdissect_options *ndo,
+ const u_char *dat, int length)
{
struct bgp_open bgpo;
struct bgp_opt bgpopt;
int i;
char tokbuf[TOKBUFSIZE];
- TCHECK2(dat[0], BGP_OPEN_SIZE);
+ ND_TCHECK2(dat[0], BGP_OPEN_SIZE);
memcpy(&bgpo, dat, BGP_OPEN_SIZE);
- printf("\n\t Version %d, ", bgpo.bgpo_version);
- printf("my AS %s, ",
- as_printf(astostr, sizeof(astostr), ntohs(bgpo.bgpo_myas)));
- printf("Holdtime %us, ", ntohs(bgpo.bgpo_holdtime));
- printf("ID %s", getname((u_char *)&bgpo.bgpo_id));
- printf("\n\t Optional parameters, length: %u", bgpo.bgpo_optlen);
+ ND_PRINT((ndo, "\n\t Version %d, ", bgpo.bgpo_version));
+ ND_PRINT((ndo, "my AS %s, ",
+ as_printf(ndo, astostr, sizeof(astostr), ntohs(bgpo.bgpo_myas))));
+ ND_PRINT((ndo, "Holdtime %us, ", ntohs(bgpo.bgpo_holdtime)));
+ ND_PRINT((ndo, "ID %s", getname((u_char *)&bgpo.bgpo_id)));
+ ND_PRINT((ndo, "\n\t Optional parameters, length: %u", bgpo.bgpo_optlen));
/* some little sanity checking */
if (length < bgpo.bgpo_optlen+BGP_OPEN_SIZE)
i = 0;
while (i < bgpo.bgpo_optlen) {
- TCHECK2(opt[i], BGP_OPT_SIZE);
+ ND_TCHECK2(opt[i], BGP_OPT_SIZE);
memcpy(&bgpopt, &opt[i], BGP_OPT_SIZE);
if (i + 2 + bgpopt.bgpopt_len > bgpo.bgpo_optlen) {
- printf("\n\t Option %d, length: %u", bgpopt.bgpopt_type, bgpopt.bgpopt_len);
+ ND_PRINT((ndo, "\n\t Option %d, length: %u", bgpopt.bgpopt_type, bgpopt.bgpopt_len));
break;
}
- printf("\n\t Option %s (%u), length: %u",
+ ND_PRINT((ndo, "\n\t Option %s (%u), length: %u",
tok2strbuf(bgp_opt_values,"Unknown",
bgpopt.bgpopt_type,
tokbuf, sizeof(tokbuf)),
bgpopt.bgpopt_type,
- bgpopt.bgpopt_len);
+ bgpopt.bgpopt_len));
/* now let's decode the options we know*/
switch(bgpopt.bgpopt_type) {
case BGP_OPT_CAP:
- bgp_capabilities_print(&opt[i+BGP_OPT_SIZE],
+ bgp_capabilities_print(ndo, &opt[i+BGP_OPT_SIZE],
bgpopt.bgpopt_len);
break;
case BGP_OPT_AUTH:
default:
- printf("\n\t no decoder for option %u",
- bgpopt.bgpopt_type);
+ ND_PRINT((ndo, "\n\t no decoder for option %u",
+ bgpopt.bgpopt_type));
break;
}
i += BGP_OPT_SIZE + bgpopt.bgpopt_len;
}
return;
trunc:
- printf("[|BGP]");
+ ND_PRINT((ndo, "[|BGP]"));
}
static void
-bgp_update_print(const u_char *dat, int length)
+bgp_update_print(netdissect_options *ndo,
+ const u_char *dat, int length)
{
struct bgp bgp;
const u_char *p;
int wpfx;
#endif
- TCHECK2(dat[0], BGP_SIZE);
+ ND_TCHECK2(dat[0], BGP_SIZE);
if (length < BGP_SIZE)
goto trunc;
memcpy(&bgp, dat, BGP_SIZE);
length -= BGP_SIZE;
/* Unfeasible routes */
- TCHECK2(p[0], 2);
+ ND_TCHECK2(p[0], 2);
if (length < 2)
goto trunc;
withdrawn_routes_len = EXTRACT_16BITS(p);
* it's not possible to tell if this a v4 or v6 route,
* so only try to decode it if we're not v6 enabled.
*/
- TCHECK2(p[0], withdrawn_routes_len);
+ ND_TCHECK2(p[0], withdrawn_routes_len);
if (length < withdrawn_routes_len)
goto trunc;
#ifdef INET6
- printf("\n\t Withdrawn routes: %d bytes", withdrawn_routes_len);
+ ND_PRINT((ndo, "\n\t Withdrawn routes: %d bytes", withdrawn_routes_len));
p += withdrawn_routes_len;
length -= withdrawn_routes_len;
#else
withdrawn_routes_len -= 2;
- printf("\n\t Withdrawn routes:");
+ ND_PRINT((ndo, "\n\t Withdrawn routes:"));
while(withdrawn_routes_len > 0) {
- wpfx = decode_prefix4(p, withdrawn_routes_len, buf, sizeof(buf));
+ wpfx = decode_prefix4(ndo, p, withdrawn_routes_len, buf, sizeof(buf));
if (wpfx == -1) {
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
break;
} else if (wpfx == -2)
goto trunc;
else if (wpfx == -3)
goto trunc; /* bytes left, but not enough */
else {
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
p += wpfx;
length -= wpfx;
withdrawn_routes_len -= wpfx;
#endif
}
- TCHECK2(p[0], 2);
+ ND_TCHECK2(p[0], 2);
if (length < 2)
goto trunc;
len = EXTRACT_16BITS(p);
if (withdrawn_routes_len == 0 && len == 0 && length == 0) {
/* No withdrawn routes, no path attributes, no NLRI */
- printf("\n\t End-of-Rib Marker (empty NLRI)");
+ ND_PRINT((ndo, "\n\t End-of-Rib Marker (empty NLRI)"));
return;
}
while (len) {
int aflags, atype, alenlen, alen;
- TCHECK2(p[0], 2);
+ ND_TCHECK2(p[0], 2);
if (len < 2)
goto trunc;
if (length < 2)
len -= 2;
length -= 2;
alenlen = bgp_attr_lenlen(aflags, p);
- TCHECK2(p[0], alenlen);
+ ND_TCHECK2(p[0], alenlen);
if (len < alenlen)
goto trunc;
if (length < alenlen)
len -= alenlen;
length -= alenlen;
- printf("\n\t %s (%u), length: %u",
+ ND_PRINT((ndo, "\n\t %s (%u), length: %u",
tok2strbuf(bgp_attr_values, "Unknown Attribute",
atype,
tokbuf, sizeof(tokbuf)),
atype,
- alen);
+ alen));
if (aflags) {
- printf(", Flags [%s%s%s%s",
+ ND_PRINT((ndo, ", Flags [%s%s%s%s",
aflags & 0x80 ? "O" : "",
aflags & 0x40 ? "T" : "",
aflags & 0x20 ? "P" : "",
- aflags & 0x10 ? "E" : "");
+ aflags & 0x10 ? "E" : ""));
if (aflags & 0xf)
- printf("+%x", aflags & 0xf);
- printf("]: ");
+ ND_PRINT((ndo, "+%x", aflags & 0xf));
+ ND_PRINT((ndo, "]: "));
}
if (len < alen)
goto trunc;
if (length < alen)
goto trunc;
- if (!bgp_attr_print(atype, p, alen))
+ if (!bgp_attr_print(ndo, atype, p, alen))
goto trunc;
p += alen;
len -= alen;
*
* http://tools.ietf.org/html/draft-ietf-idr-add-paths-06
*/
- printf("\n\t Updated routes:");
+ ND_PRINT((ndo, "\n\t Updated routes:"));
while (length) {
char buf[MAXHOSTNAMELEN + 100];
- i = decode_prefix4(p, length, buf, sizeof(buf));
+ i = decode_prefix4(ndo, p, length, buf, sizeof(buf));
if (i == -1) {
- printf("\n\t (illegal prefix length)");
+ ND_PRINT((ndo, "\n\t (illegal prefix length)"));
break;
} else if (i == -2)
goto trunc;
else if (i == -3)
goto trunc; /* bytes left, but not enough */
else {
- printf("\n\t %s", buf);
+ ND_PRINT((ndo, "\n\t %s", buf));
p += i;
length -= i;
}
}
return;
trunc:
- printf("[|BGP]");
+ ND_PRINT((ndo, "[|BGP]"));
}
static void
-bgp_notification_print(const u_char *dat, int length)
+bgp_notification_print(netdissect_options *ndo,
+ const u_char *dat, int length)
{
struct bgp_notification bgpn;
const u_char *tptr;
char tokbuf[TOKBUFSIZE];
char tokbuf2[TOKBUFSIZE];
- TCHECK2(dat[0], BGP_NOTIFICATION_SIZE);
+ ND_TCHECK2(dat[0], BGP_NOTIFICATION_SIZE);
memcpy(&bgpn, dat, BGP_NOTIFICATION_SIZE);
/* some little sanity checking */
if (length<BGP_NOTIFICATION_SIZE)
return;
- printf(", %s (%u)",
+ ND_PRINT((ndo, ", %s (%u)",
tok2strbuf(bgp_notify_major_values, "Unknown Error",
bgpn.bgpn_major, tokbuf, sizeof(tokbuf)),
- bgpn.bgpn_major);
+ bgpn.bgpn_major));
switch (bgpn.bgpn_major) {
case BGP_NOTIFY_MAJOR_MSG:
- printf(", subcode %s (%u)",
+ ND_PRINT((ndo, ", subcode %s (%u)",
tok2strbuf(bgp_notify_minor_msg_values, "Unknown",
bgpn.bgpn_minor, tokbuf, sizeof(tokbuf)),
- bgpn.bgpn_minor);
+ bgpn.bgpn_minor));
break;
case BGP_NOTIFY_MAJOR_OPEN:
- printf(", subcode %s (%u)",
+ ND_PRINT((ndo, ", subcode %s (%u)",
tok2strbuf(bgp_notify_minor_open_values, "Unknown",
bgpn.bgpn_minor, tokbuf, sizeof(tokbuf)),
- bgpn.bgpn_minor);
+ bgpn.bgpn_minor));
break;
case BGP_NOTIFY_MAJOR_UPDATE:
- printf(", subcode %s (%u)",
+ ND_PRINT((ndo, ", subcode %s (%u)",
tok2strbuf(bgp_notify_minor_update_values, "Unknown",
bgpn.bgpn_minor, tokbuf, sizeof(tokbuf)),
- bgpn.bgpn_minor);
+ bgpn.bgpn_minor));
break;
case BGP_NOTIFY_MAJOR_CAP:
- printf(" subcode %s (%u)",
+ ND_PRINT((ndo, " subcode %s (%u)",
tok2strbuf(bgp_notify_minor_cap_values, "Unknown",
bgpn.bgpn_minor, tokbuf, sizeof(tokbuf)),
- bgpn.bgpn_minor);
+ bgpn.bgpn_minor));
case BGP_NOTIFY_MAJOR_CEASE:
- printf(", subcode %s (%u)",
+ ND_PRINT((ndo, ", subcode %s (%u)",
tok2strbuf(bgp_notify_minor_cease_values, "Unknown",
bgpn.bgpn_minor, tokbuf, sizeof(tokbuf)),
- bgpn.bgpn_minor);
+ bgpn.bgpn_minor));
/* draft-ietf-idr-cease-subcode-02 mentions optionally 7 bytes
* for the maxprefix subtype, which may contain AFI, SAFI and MAXPREFIXES
*/
if(bgpn.bgpn_minor == BGP_NOTIFY_MINOR_CEASE_MAXPRFX && length >= BGP_NOTIFICATION_SIZE + 7) {
tptr = dat + BGP_NOTIFICATION_SIZE;
- TCHECK2(*tptr, 7);
- printf(", AFI %s (%u), SAFI %s (%u), Max Prefixes: %u",
+ ND_TCHECK2(*tptr, 7);
+ ND_PRINT((ndo, ", AFI %s (%u), SAFI %s (%u), Max Prefixes: %u",
tok2strbuf(af_values, "Unknown",
EXTRACT_16BITS(tptr), tokbuf, sizeof(tokbuf)),
EXTRACT_16BITS(tptr),
tok2strbuf(bgp_safi_values, "Unknown", *(tptr+2),
tokbuf2, sizeof(tokbuf)),
*(tptr+2),
- EXTRACT_32BITS(tptr+3));
+ EXTRACT_32BITS(tptr+3)));
}
break;
default:
return;
trunc:
- printf("[|BGP]");
+ ND_PRINT((ndo, "[|BGP]"));
}
static void
-bgp_route_refresh_print(const u_char *pptr, int len) {
+bgp_route_refresh_print(netdissect_options *ndo,
+ const u_char *pptr, int len) {
const struct bgp_route_refresh *bgp_route_refresh_header;
char tokbuf[TOKBUFSIZE];
char tokbuf2[TOKBUFSIZE];
- TCHECK2(pptr[0], BGP_ROUTE_REFRESH_SIZE);
+ ND_TCHECK2(pptr[0], BGP_ROUTE_REFRESH_SIZE);
/* some little sanity checking */
if (len<BGP_ROUTE_REFRESH_SIZE)
bgp_route_refresh_header = (const struct bgp_route_refresh *)pptr;
- printf("\n\t AFI %s (%u), SAFI %s (%u)",
+ ND_PRINT((ndo, "\n\t AFI %s (%u), SAFI %s (%u)",
tok2strbuf(af_values,"Unknown",
/* this stinks but the compiler pads the structure
* weird */
tok2strbuf(bgp_safi_values,"Unknown",
bgp_route_refresh_header->safi,
tokbuf2, sizeof(tokbuf2)),
- bgp_route_refresh_header->safi);
+ bgp_route_refresh_header->safi));
- if (vflag > 1) {
- TCHECK2(*pptr, len);
- print_unknown_data(gndo,pptr,"\n\t ", len);
+ if (ndo->ndo_vflag > 1) {
+ ND_TCHECK2(*pptr, len);
+ print_unknown_data(ndo, pptr, "\n\t ", len);
}
return;
trunc:
- printf("[|BGP]");
+ ND_PRINT((ndo, "[|BGP]"));
}
static int
-bgp_header_print(const u_char *dat, int length)
+bgp_header_print(netdissect_options *ndo,
+ const u_char *dat, int length)
{
struct bgp bgp;
char tokbuf[TOKBUFSIZE];
- TCHECK2(dat[0], BGP_SIZE);
+ ND_TCHECK2(dat[0], BGP_SIZE);
memcpy(&bgp, dat, BGP_SIZE);
- printf("\n\t%s Message (%u), length: %u",
+ ND_PRINT((ndo, "\n\t%s Message (%u), length: %u",
tok2strbuf(bgp_msg_values, "Unknown", bgp.bgp_type,
tokbuf, sizeof(tokbuf)),
bgp.bgp_type,
- length);
+ length));
switch (bgp.bgp_type) {
case BGP_OPEN:
- bgp_open_print(dat, length);
+ bgp_open_print(ndo, dat, length);
break;
case BGP_UPDATE:
- bgp_update_print(dat, length);
+ bgp_update_print(ndo, dat, length);
break;
case BGP_NOTIFICATION:
- bgp_notification_print(dat, length);
+ bgp_notification_print(ndo, dat, length);
break;
case BGP_KEEPALIVE:
break;
case BGP_ROUTE_REFRESH:
- bgp_route_refresh_print(dat, length);
+ bgp_route_refresh_print(ndo, dat, length);
break;
default:
/* we have no decoder for the BGP message */
- TCHECK2(*dat, length);
- printf("\n\t no Message %u decoder",bgp.bgp_type);
- print_unknown_data(gndo,dat,"\n\t ",length);
+ ND_TCHECK2(*dat, length);
+ ND_PRINT((ndo, "\n\t no Message %u decoder", bgp.bgp_type));
+ print_unknown_data(ndo, dat, "\n\t ", length);
break;
}
return 1;
trunc:
- printf("[|BGP]");
+ ND_PRINT((ndo, "[|BGP]"));
return 0;
}
void
-bgp_print(const u_char *dat, int length)
+bgp_print(netdissect_options *ndo,
+ const u_char *dat, int length)
{
const u_char *p;
const u_char *ep;
char tokbuf[TOKBUFSIZE];
ep = dat + length;
- if (snapend < dat + length)
- ep = snapend;
+ if (ndo->ndo_snapend < dat + length)
+ ep = ndo->ndo_snapend;
- printf(": BGP, length: %u",length);
+ ND_PRINT((ndo, ": BGP, length: %u", length));
- if (vflag < 1) /* lets be less chatty */
+ if (ndo->ndo_vflag < 1) /* lets be less chatty */
return;
p = dat;
start = p;
while (p < ep) {
- if (!TTEST2(p[0], 1))
+ if (!ND_TTEST2(p[0], 1))
break;
if (p[0] != 0xff) {
p++;
continue;
}
- if (!TTEST2(p[0], sizeof(marker)))
+ if (!ND_TTEST2(p[0], sizeof(marker)))
break;
if (memcmp(p, marker, sizeof(marker)) != 0) {
p++;
}
/* found BGP header */
- TCHECK2(p[0], BGP_SIZE); /*XXX*/
+ ND_TCHECK2(p[0], BGP_SIZE); /*XXX*/
memcpy(&bgp, p, BGP_SIZE);
if (start != p)
- printf(" [|BGP]");
+ ND_PRINT((ndo, " [|BGP]"));
hlen = ntohs(bgp.bgp_len);
if (hlen < BGP_SIZE) {
- printf("\n[|BGP Bogus header length %u < %u]", hlen,
- BGP_SIZE);
+ ND_PRINT((ndo, "\n[|BGP Bogus header length %u < %u]", hlen,
+ BGP_SIZE));
break;
}
- if (TTEST2(p[0], hlen)) {
- if (!bgp_header_print(p, hlen))
+ if (ND_TTEST2(p[0], hlen)) {
+ if (!bgp_header_print(ndo, p, hlen))
return;
p += hlen;
start = p;
} else {
- printf("\n[|BGP %s]",
+ ND_PRINT((ndo, "\n[|BGP %s]",
tok2strbuf(bgp_msg_values,
"Unknown Message Type",
bgp.bgp_type,
- tokbuf, sizeof(tokbuf)));
+ tokbuf, sizeof(tokbuf))));
break;
}
}
return;
trunc:
- printf(" [|BGP]");
+ ND_PRINT((ndo, " [|BGP]"));
}
/*
projects / tcpdump / commitdiff
