__RCSID("NetBSD: print-juniper.c,v 1.3 2007/07/25 06:31:32 dogcow Exp ");
#endif
+#define NETDISSECT_REWORKED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tcpdump-stdinc.h>
-#include <stdio.h>
-
#include "interface.h"
#include "addrtoname.h"
#include "extract.h"
};
struct juniper_cookie_table_t {
- u_int32_t pictype; /* pic type */
- u_int8_t cookie_len; /* cookie len */
+ uint32_t pictype; /* pic type */
+ uint8_t cookie_len; /* cookie len */
const char *s; /* pic name */
};
};
struct juniper_l2info_t {
- u_int32_t length;
- u_int32_t caplen;
- u_int32_t pictype;
- u_int8_t direction;
- u_int8_t header_len;
- u_int8_t cookie_len;
- u_int8_t cookie_type;
- u_int8_t cookie[8];
- u_int8_t bundle;
- u_int16_t proto;
- u_int8_t flags;
+ uint32_t length;
+ uint32_t caplen;
+ uint32_t pictype;
+ uint8_t direction;
+ uint8_t header_len;
+ uint8_t cookie_len;
+ uint8_t cookie_type;
+ uint8_t cookie[8];
+ uint8_t bundle;
+ uint16_t proto;
+ uint8_t flags;
};
#define LS_COOKIE_ID 0x54
{ 0, NULL}
};
-int ip_heuristic_guess(register const u_char *, u_int);
-int juniper_ppp_heuristic_guess(register const u_char *, u_int);
-int juniper_read_tlv_value(const u_char *, u_int, u_int);
-static int juniper_parse_header (const u_char *, const struct pcap_pkthdr *, struct juniper_l2info_t *);
+static int ip_heuristic_guess(netdissect_options *, register const u_char *, u_int);
+static int juniper_ppp_heuristic_guess(netdissect_options *, register const u_char *, u_int);
+static int juniper_parse_header(netdissect_options *, const u_char *, const struct pcap_pkthdr *, struct juniper_l2info_t *);
#ifdef DLT_JUNIPER_GGSN
u_int
-juniper_ggsn_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_ggsn_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
struct juniper_ggsn_header {
- u_int8_t svc_id;
- u_int8_t flags_len;
- u_int8_t proto;
- u_int8_t flags;
- u_int8_t vlan_id[2];
- u_int8_t res[2];
+ uint8_t svc_id;
+ uint8_t flags_len;
+ uint8_t proto;
+ uint8_t flags;
+ uint8_t vlan_id[2];
+ uint8_t res[2];
};
const struct juniper_ggsn_header *gh;
l2info.pictype = DLT_JUNIPER_GGSN;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
gh = (struct juniper_ggsn_header *)&l2info.cookie;
- if (eflag) {
- printf("proto %s (%u), vlan %u: ",
+ if (ndo->ndo_eflag) {
+ ND_PRINT((ndo, "proto %s (%u), vlan %u: ",
tok2str(juniper_protocol_values,"Unknown",gh->proto),
gh->proto,
- EXTRACT_16BITS(&gh->vlan_id[0]));
+ EXTRACT_16BITS(&gh->vlan_id[0])));
}
switch (gh->proto) {
case JUNIPER_PROTO_IPV4:
- ip_print(gndo, p, l2info.length);
+ ip_print(ndo, p, l2info.length);
break;
#ifdef INET6
case JUNIPER_PROTO_IPV6:
- ip6_print(gndo, p, l2info.length);
+ ip6_print(ndo, p, l2info.length);
break;
#endif /* INET6 */
default:
- if (!eflag)
- printf("unknown GGSN proto (%u)", gh->proto);
+ if (!ndo->ndo_eflag)
+ ND_PRINT((ndo, "unknown GGSN proto (%u)", gh->proto));
}
return l2info.header_len;
#ifdef DLT_JUNIPER_ES
u_int
-juniper_es_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_es_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
struct juniper_ipsec_header {
- u_int8_t sa_index[2];
- u_int8_t ttl;
- u_int8_t type;
- u_int8_t spi[4];
- u_int8_t src_ip[4];
- u_int8_t dst_ip[4];
+ uint8_t sa_index[2];
+ uint8_t ttl;
+ uint8_t type;
+ uint8_t spi[4];
+ uint8_t src_ip[4];
+ uint8_t dst_ip[4];
};
u_int rewrite_len,es_type_bundle;
const struct juniper_ipsec_header *ih;
l2info.pictype = DLT_JUNIPER_ES;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
case JUNIPER_IPSEC_O_ESP_ENCRYPTION_TYPE:
rewrite_len = 16;
es_type_bundle = 0;
+ break;
default:
- printf("ES Invalid type %u, length %u",
+ ND_PRINT((ndo, "ES Invalid type %u, length %u",
ih->type,
- l2info.length);
+ l2info.length));
return l2info.header_len;
}
l2info.length-=rewrite_len;
p+=rewrite_len;
- if (eflag) {
+ if (ndo->ndo_eflag) {
if (!es_type_bundle) {
- printf("ES SA, index %u, ttl %u type %s (%u), spi %u, Tunnel %s > %s, length %u\n",
+ ND_PRINT((ndo, "ES SA, index %u, ttl %u type %s (%u), spi %u, Tunnel %s > %s, length %u\n",
EXTRACT_16BITS(&ih->sa_index),
ih->ttl,
tok2str(juniper_ipsec_type_values,"Unknown",ih->type),
ih->type,
EXTRACT_32BITS(&ih->spi),
- ipaddr_string(&ih->src_ip),
- ipaddr_string(&ih->dst_ip),
- l2info.length);
+ ipaddr_string(ndo, &ih->src_ip),
+ ipaddr_string(ndo, &ih->dst_ip),
+ l2info.length));
} else {
- printf("ES SA, index %u, ttl %u type %s (%u), length %u\n",
+ ND_PRINT((ndo, "ES SA, index %u, ttl %u type %s (%u), length %u\n",
EXTRACT_16BITS(&ih->sa_index),
ih->ttl,
tok2str(juniper_ipsec_type_values,"Unknown",ih->type),
ih->type,
- l2info.length);
+ l2info.length));
}
}
- ip_print(gndo, p, l2info.length);
+ ip_print(ndo, p, l2info.length);
return l2info.header_len;
}
#endif
#ifdef DLT_JUNIPER_MONITOR
u_int
-juniper_monitor_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_monitor_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
struct juniper_monitor_header {
- u_int8_t pkt_type;
- u_int8_t padding;
- u_int8_t iif[2];
- u_int8_t service_id[4];
+ uint8_t pkt_type;
+ uint8_t padding;
+ uint8_t iif[2];
+ uint8_t service_id[4];
};
const struct juniper_monitor_header *mh;
l2info.pictype = DLT_JUNIPER_MONITOR;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
mh = (struct juniper_monitor_header *)p;
- if (eflag)
- printf("service-id %u, iif %u, pkt-type %u: ",
+ if (ndo->ndo_eflag)
+ ND_PRINT((ndo, "service-id %u, iif %u, pkt-type %u: ",
EXTRACT_32BITS(&mh->service_id),
EXTRACT_16BITS(&mh->iif),
- mh->pkt_type);
+ mh->pkt_type));
/* no proto field - lets guess by first byte of IP header*/
- ip_heuristic_guess(p, l2info.length);
+ ip_heuristic_guess (ndo, p, l2info.length);
return l2info.header_len;
}
#ifdef DLT_JUNIPER_SERVICES
u_int
-juniper_services_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_services_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
struct juniper_services_header {
- u_int8_t svc_id;
- u_int8_t flags_len;
- u_int8_t svc_set_id[2];
- u_int8_t dir_iif[4];
+ uint8_t svc_id;
+ uint8_t flags_len;
+ uint8_t svc_set_id[2];
+ uint8_t dir_iif[4];
};
const struct juniper_services_header *sh;
l2info.pictype = DLT_JUNIPER_SERVICES;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
sh = (struct juniper_services_header *)p;
- if (eflag)
- printf("service-id %u flags 0x%02x service-set-id 0x%04x iif %u: ",
+ if (ndo->ndo_eflag)
+ ND_PRINT((ndo, "service-id %u flags 0x%02x service-set-id 0x%04x iif %u: ",
sh->svc_id,
sh->flags_len,
EXTRACT_16BITS(&sh->svc_set_id),
- EXTRACT_24BITS(&sh->dir_iif[1]));
+ EXTRACT_24BITS(&sh->dir_iif[1])));
/* no proto field - lets guess by first byte of IP header*/
- ip_heuristic_guess(p, l2info.length);
+ ip_heuristic_guess (ndo, p, l2info.length);
return l2info.header_len;
}
#ifdef DLT_JUNIPER_PPPOE
u_int
-juniper_pppoe_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_pppoe_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_PPPOE;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* this DLT contains nothing but raw ethernet frames */
- ether_print(gndo, p, l2info.length, l2info.caplen, NULL, NULL);
+ ether_print(ndo, p, l2info.length, l2info.caplen, NULL, NULL);
return l2info.header_len;
}
#endif
#ifdef DLT_JUNIPER_ETHER
u_int
-juniper_ether_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_ether_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_ETHER;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* this DLT contains nothing but raw Ethernet frames */
- ether_print(gndo, p, l2info.length, l2info.caplen, NULL, NULL);
+ ether_print(ndo, p, l2info.length, l2info.caplen, NULL, NULL);
return l2info.header_len;
}
#endif
#ifdef DLT_JUNIPER_PPP
u_int
-juniper_ppp_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_ppp_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_PPP;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* this DLT contains nothing but raw ppp frames */
- ppp_print(p, l2info.length);
+ ppp_print(ndo, p, l2info.length);
return l2info.header_len;
}
#endif
#ifdef DLT_JUNIPER_FRELAY
u_int
-juniper_frelay_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_frelay_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_FRELAY;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* this DLT contains nothing but raw frame-relay frames */
- fr_print(p, l2info.length);
+ fr_print(ndo, p, l2info.length);
return l2info.header_len;
}
#endif
#ifdef DLT_JUNIPER_CHDLC
u_int
-juniper_chdlc_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_chdlc_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_CHDLC;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* this DLT contains nothing but raw c-hdlc frames */
- chdlc_print(p, l2info.length);
+ chdlc_print(ndo, p, l2info.length);
return l2info.header_len;
}
#endif
#ifdef DLT_JUNIPER_PPPOE_ATM
u_int
-juniper_pppoe_atm_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_pppoe_atm_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
- u_int16_t extracted_ethertype;
+ uint16_t extracted_ethertype;
l2info.pictype = DLT_JUNIPER_PPPOE_ATM;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
extracted_ethertype = EXTRACT_16BITS(p);
/* this DLT contains nothing but raw PPPoE frames,
* prepended with a type field*/
- if (ethertype_print(gndo, extracted_ethertype,
+ if (ethertype_print(ndo, extracted_ethertype,
p+ETHERTYPE_LEN,
l2info.length-ETHERTYPE_LEN,
l2info.caplen-ETHERTYPE_LEN) == 0)
/* ether_type not known, probably it wasn't one */
- printf("unknown ethertype 0x%04x", extracted_ethertype);
+ ND_PRINT((ndo, "unknown ethertype 0x%04x", extracted_ethertype));
return l2info.header_len;
}
#ifdef DLT_JUNIPER_MLPPP
u_int
-juniper_mlppp_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_mlppp_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_MLPPP;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
/* suppress Bundle-ID if frame was captured on a child-link
* best indicator if the cookie looks like a proto */
- if (eflag &&
+ if (ndo->ndo_eflag &&
EXTRACT_16BITS(&l2info.cookie) != PPP_OSI &&
EXTRACT_16BITS(&l2info.cookie) != (PPP_ADDRESS << 8 | PPP_CONTROL))
- printf("Bundle-ID %u: ",l2info.bundle);
+ ND_PRINT((ndo, "Bundle-ID %u: ", l2info.bundle));
p+=l2info.header_len;
* -> this must be incoming IS-IS over PPP
*/
if (l2info.cookie[4] == (JUNIPER_LSQ_COOKIE_RE|JUNIPER_LSQ_COOKIE_DIR))
- ppp_print(p, l2info.length);
+ ppp_print(ndo, p, l2info.length);
else
- ip_print(gndo, p, l2info.length);
+ ip_print(ndo, p, l2info.length);
return l2info.header_len;
#ifdef INET6
case JUNIPER_LSQ_L3_PROTO_IPV6:
- ip6_print(gndo, p,l2info.length);
+ ip6_print(ndo, p,l2info.length);
return l2info.header_len;
#endif
case JUNIPER_LSQ_L3_PROTO_MPLS:
- mpls_print(p,l2info.length);
+ mpls_print(ndo, p, l2info.length);
return l2info.header_len;
case JUNIPER_LSQ_L3_PROTO_ISO:
- isoclns_print(p,l2info.length,l2info.caplen);
+ isoclns_print(ndo, p, l2info.length, l2info.caplen);
return l2info.header_len;
default:
break;
/* zero length cookie ? */
switch (EXTRACT_16BITS(&l2info.cookie)) {
case PPP_OSI:
- ppp_print(p-2,l2info.length+2);
+ ppp_print(ndo, p - 2, l2info.length + 2);
break;
case (PPP_ADDRESS << 8 | PPP_CONTROL): /* fall through */
default:
- ppp_print(p,l2info.length);
+ ppp_print(ndo, p, l2info.length);
break;
}
#ifdef DLT_JUNIPER_MFR
u_int
-juniper_mfr_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_mfr_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_MFR;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* child-link ? */
if (l2info.cookie_len == 0) {
- mfr_print(p,l2info.length);
+ mfr_print(ndo, p, l2info.length);
return l2info.header_len;
}
if (l2info.cookie_len == AS_PIC_COOKIE_LEN) {
switch(l2info.proto) {
case JUNIPER_LSQ_L3_PROTO_IPV4:
- ip_print(gndo, p, l2info.length);
+ ip_print(ndo, p, l2info.length);
return l2info.header_len;
#ifdef INET6
case JUNIPER_LSQ_L3_PROTO_IPV6:
- ip6_print(gndo, p,l2info.length);
+ ip6_print(ndo, p,l2info.length);
return l2info.header_len;
#endif
case JUNIPER_LSQ_L3_PROTO_MPLS:
- mpls_print(p,l2info.length);
+ mpls_print(ndo, p, l2info.length);
return l2info.header_len;
case JUNIPER_LSQ_L3_PROTO_ISO:
- isoclns_print(p,l2info.length,l2info.caplen);
+ isoclns_print(ndo, p, l2info.length, l2info.caplen);
return l2info.header_len;
default:
break;
}
/* suppress Bundle-ID if frame was captured on a child-link */
- if (eflag && EXTRACT_32BITS(l2info.cookie) != 1) printf("Bundle-ID %u, ",l2info.bundle);
+ if (ndo->ndo_eflag && EXTRACT_32BITS(l2info.cookie) != 1)
+ ND_PRINT((ndo, "Bundle-ID %u, ", l2info.bundle));
switch (l2info.proto) {
case (LLCSAP_ISONS<<8 | LLCSAP_ISONS):
- isoclns_print(p+1, l2info.length-1, l2info.caplen-1);
+ isoclns_print(ndo, p + 1, l2info.length - 1, l2info.caplen - 1);
break;
case (LLC_UI<<8 | NLPID_Q933):
case (LLC_UI<<8 | NLPID_IP):
case (LLC_UI<<8 | NLPID_IP6):
/* pass IP{4,6} to the OSI layer for proper link-layer printing */
- isoclns_print(p-1, l2info.length+1, l2info.caplen+1);
+ isoclns_print(ndo, p - 1, l2info.length + 1, l2info.caplen + 1);
break;
default:
- printf("unknown protocol 0x%04x, length %u",l2info.proto, l2info.length);
+ ND_PRINT((ndo, "unknown protocol 0x%04x, length %u", l2info.proto, l2info.length));
}
return l2info.header_len;
#ifdef DLT_JUNIPER_MLFR
u_int
-juniper_mlfr_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_mlfr_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_MLFR;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
/* suppress Bundle-ID if frame was captured on a child-link */
- if (eflag && EXTRACT_32BITS(l2info.cookie) != 1) printf("Bundle-ID %u, ",l2info.bundle);
+ if (ndo->ndo_eflag && EXTRACT_32BITS(l2info.cookie) != 1)
+ ND_PRINT((ndo, "Bundle-ID %u, ", l2info.bundle));
switch (l2info.proto) {
case (LLC_UI):
case (LLC_UI<<8):
- isoclns_print(p, l2info.length, l2info.caplen);
+ isoclns_print(ndo, p, l2info.length, l2info.caplen);
break;
case (LLC_UI<<8 | NLPID_Q933):
case (LLC_UI<<8 | NLPID_IP):
case (LLC_UI<<8 | NLPID_IP6):
/* pass IP{4,6} to the OSI layer for proper link-layer printing */
- isoclns_print(p-1, l2info.length+1, l2info.caplen+1);
+ isoclns_print(ndo, p - 1, l2info.length + 1, l2info.caplen + 1);
break;
default:
- printf("unknown protocol 0x%04x, length %u",l2info.proto, l2info.length);
+ ND_PRINT((ndo, "unknown protocol 0x%04x, length %u", l2info.proto, l2info.length));
}
return l2info.header_len;
#ifdef DLT_JUNIPER_ATM1
u_int
-juniper_atm1_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_atm1_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
- u_int16_t extracted_ethertype;
+ uint16_t extracted_ethertype;
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_ATM1;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
if (l2info.cookie[0] == 0x80) { /* OAM cell ? */
- oam_print(p,l2info.length,ATM_OAM_NOHEC);
+ oam_print(ndo, p, l2info.length, ATM_OAM_NOHEC);
return l2info.header_len;
}
if (EXTRACT_24BITS(p) == 0xfefe03 || /* NLPID encaps ? */
EXTRACT_24BITS(p) == 0xaaaa03) { /* SNAP encaps ? */
- if (llc_print(p, l2info.length, l2info.caplen, NULL, NULL,
+ if (llc_print(ndo, p, l2info.length, l2info.caplen, NULL, NULL,
&extracted_ethertype) != 0)
return l2info.header_len;
}
if (p[0] == 0x03) { /* Cisco style NLPID encaps ? */
- isoclns_print(p + 1, l2info.length - 1, l2info.caplen - 1);
+ isoclns_print(ndo, p + 1, l2info.length - 1, l2info.caplen - 1);
/* FIXME check if frame was recognized */
return l2info.header_len;
}
- if(ip_heuristic_guess(p, l2info.length) != 0) /* last try - vcmux encaps ? */
+ if (ip_heuristic_guess(ndo, p, l2info.length) != 0) /* last try - vcmux encaps ? */
return l2info.header_len;
return l2info.header_len;
#ifdef DLT_JUNIPER_ATM2
u_int
-juniper_atm2_print(const struct pcap_pkthdr *h, register const u_char *p)
+juniper_atm2_print(netdissect_options *ndo,
+ const struct pcap_pkthdr *h, register const u_char *p)
{
- u_int16_t extracted_ethertype;
+ uint16_t extracted_ethertype;
struct juniper_l2info_t l2info;
l2info.pictype = DLT_JUNIPER_ATM2;
- if(juniper_parse_header(p, h, &l2info) == 0)
+ if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
if (l2info.cookie[7] & ATM2_PKT_TYPE_MASK) { /* OAM cell ? */
- oam_print(p,l2info.length,ATM_OAM_NOHEC);
+ oam_print(ndo, p, l2info.length, ATM_OAM_NOHEC);
return l2info.header_len;
}
if (EXTRACT_24BITS(p) == 0xfefe03 || /* NLPID encaps ? */
EXTRACT_24BITS(p) == 0xaaaa03) { /* SNAP encaps ? */
- if (llc_print(p, l2info.length, l2info.caplen, NULL, NULL,
+ if (llc_print(ndo, p, l2info.length, l2info.caplen, NULL, NULL,
&extracted_ethertype) != 0)
return l2info.header_len;
}
if (l2info.direction != JUNIPER_BPF_PKT_IN && /* ether-over-1483 encaps ? */
(EXTRACT_32BITS(l2info.cookie) & ATM2_GAP_COUNT_MASK)) {
- ether_print(gndo, p, l2info.length, l2info.caplen, NULL, NULL);
+ ether_print(ndo, p, l2info.length, l2info.caplen, NULL, NULL);
return l2info.header_len;
}
if (p[0] == 0x03) { /* Cisco style NLPID encaps ? */
- isoclns_print(p + 1, l2info.length - 1, l2info.caplen - 1);
+ isoclns_print(ndo, p + 1, l2info.length - 1, l2info.caplen - 1);
/* FIXME check if frame was recognized */
return l2info.header_len;
}
- if(juniper_ppp_heuristic_guess(p, l2info.length) != 0) /* PPPoA vcmux encaps ? */
+ if(juniper_ppp_heuristic_guess(ndo, p, l2info.length) != 0) /* PPPoA vcmux encaps ? */
return l2info.header_len;
- if(ip_heuristic_guess(p, l2info.length) != 0) /* last try - vcmux encaps ? */
+ if (ip_heuristic_guess(ndo, p, l2info.length) != 0) /* last try - vcmux encaps ? */
return l2info.header_len;
return l2info.header_len;
/* try to guess, based on all PPP protos that are supported in
* a juniper router if the payload data is encapsulated using PPP */
-int
-juniper_ppp_heuristic_guess(register const u_char *p, u_int length) {
+static int
+juniper_ppp_heuristic_guess(netdissect_options *ndo,
+ register const u_char *p, u_int length) {
switch(EXTRACT_16BITS(p)) {
case PPP_IP :
case PPP_IPV6 :
case PPP_IPV6CP :
#endif
- ppp_print(p, length);
+ ppp_print(ndo, p, length);
break;
default:
return 1; /* we printed a ppp packet */
}
-int
-ip_heuristic_guess(register const u_char *p, u_int length) {
+static int
+ip_heuristic_guess(netdissect_options *ndo,
+ register const u_char *p, u_int length) {
switch(p[0]) {
case 0x45:
case 0x4d:
case 0x4e:
case 0x4f:
- ip_print(gndo, p, length);
+ ip_print(ndo, p, length);
break;
#ifdef INET6
case 0x60:
case 0x6d:
case 0x6e:
case 0x6f:
- ip6_print(gndo, p, length);
+ ip6_print(ndo, p, length);
break;
#endif
default:
return 1; /* we printed an v4/v6 packet */
}
-int
+static int
juniper_read_tlv_value(const u_char *p, u_int tlv_type, u_int tlv_len) {
int tlv_value;
}
static int
-juniper_parse_header (const u_char *p, const struct pcap_pkthdr *h, struct juniper_l2info_t *l2info) {
+juniper_parse_header(netdissect_options *ndo,
+ const u_char *p, const struct pcap_pkthdr *h, struct juniper_l2info_t *l2info) {
const struct juniper_cookie_table_t *lp = juniper_cookie_table;
u_int idx, jnx_ext_len, jnx_header_len = 0;
- u_int8_t tlv_type,tlv_len;
- u_int32_t control_word;
+ uint8_t tlv_type,tlv_len;
+ uint32_t control_word;
int tlv_value;
const u_char *tptr;
l2info->length = h->len;
l2info->caplen = h->caplen;
- TCHECK2(p[0],4);
+ ND_TCHECK2(p[0], 4);
l2info->flags = p[3];
l2info->direction = p[3]&JUNIPER_BPF_PKT_IN;
if (EXTRACT_24BITS(p) != JUNIPER_MGC_NUMBER) { /* magic number found ? */
- printf("no magic-number found!");
+ ND_PRINT((ndo, "no magic-number found!"));
return 0;
}
- if (eflag) /* print direction */
- printf("%3s ",tok2str(juniper_direction_values,"---",l2info->direction));
+ if (ndo->ndo_eflag) /* print direction */
+ ND_PRINT((ndo, "%3s ", tok2str(juniper_direction_values, "---", l2info->direction)));
/* magic number + flags */
jnx_header_len = 4;
- if (vflag>1)
- printf("\n\tJuniper PCAP Flags [%s]",
- bittok2str(jnx_flag_values, "none", l2info->flags));
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, "\n\tJuniper PCAP Flags [%s]",
+ bittok2str(jnx_flag_values, "none", l2info->flags)));
/* extensions present ? - calculate how much bytes to skip */
if ((l2info->flags & JUNIPER_BPF_EXT ) == JUNIPER_BPF_EXT ) {
tptr = p+jnx_header_len;
/* ok to read extension length ? */
- TCHECK2(tptr[0], 2);
+ ND_TCHECK2(tptr[0], 2);
jnx_ext_len = EXTRACT_16BITS(tptr);
jnx_header_len += 2;
tptr +=2;
* with TLV parsing */
jnx_header_len += jnx_ext_len;
- if (vflag>1)
- printf(", PCAP Extension(s) total length %u",
- jnx_ext_len);
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, ", PCAP Extension(s) total length %u", jnx_ext_len));
- TCHECK2(tptr[0], jnx_ext_len);
+ ND_TCHECK2(tptr[0], jnx_ext_len);
while (jnx_ext_len > JUNIPER_EXT_TLV_OVERHEAD) {
tlv_type = *(tptr++);
tlv_len = *(tptr++);
if (tlv_type == 0 || tlv_len == 0)
break;
- if (vflag>1)
- printf("\n\t %s Extension TLV #%u, length %u, value ",
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, "\n\t %s Extension TLV #%u, length %u, value ",
tok2str(jnx_ext_tlv_values,"Unknown",tlv_type),
tlv_type,
- tlv_len);
+ tlv_len));
tlv_value = juniper_read_tlv_value(tptr, tlv_type, tlv_len);
switch (tlv_type) {
case JUNIPER_EXT_TLV_IFD_MEDIATYPE:
case JUNIPER_EXT_TLV_TTP_IFD_MEDIATYPE:
if (tlv_value != -1) {
- if (vflag>1)
- printf("%s (%u)",
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, "%s (%u)",
tok2str(juniper_ifmt_values, "Unknown", tlv_value),
- tlv_value);
+ tlv_value));
}
break;
case JUNIPER_EXT_TLV_IFL_ENCAPS:
case JUNIPER_EXT_TLV_TTP_IFL_ENCAPS:
if (tlv_value != -1) {
- if (vflag>1)
- printf("%s (%u)",
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, "%s (%u)",
tok2str(juniper_ifle_values, "Unknown", tlv_value),
- tlv_value);
+ tlv_value));
}
break;
case JUNIPER_EXT_TLV_IFL_IDX: /* fall through */
case JUNIPER_EXT_TLV_IFD_IDX:
default:
if (tlv_value != -1) {
- if (vflag>1)
- printf("%u",tlv_value);
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, "%u", tlv_value));
}
break;
}
jnx_ext_len -= tlv_len+JUNIPER_EXT_TLV_OVERHEAD;
}
- if (vflag>1)
- printf("\n\t-----original packet-----\n\t");
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT((ndo, "\n\t-----original packet-----\n\t"));
}
if ((l2info->flags & JUNIPER_BPF_NO_L2 ) == JUNIPER_BPF_NO_L2 ) {
- if (eflag)
- printf("no-L2-hdr, ");
+ if (ndo->ndo_eflag)
+ ND_PRINT((ndo, "no-L2-hdr, "));
/* there is no link-layer present -
* perform the v4/v6 heuristics
* to figure out what it is
*/
- TCHECK2(p[jnx_header_len+4],1);
- if(ip_heuristic_guess(p+jnx_header_len+4,l2info->length-(jnx_header_len+4)) == 0)
- printf("no IP-hdr found!");
+ ND_TCHECK2(p[jnx_header_len + 4], 1);
+ if (ip_heuristic_guess(ndo, p + jnx_header_len + 4,
+ l2info->length - (jnx_header_len + 4)) == 0)
+ ND_PRINT((ndo, "no IP-hdr found!"));
l2info->header_len=jnx_header_len+4;
return 0; /* stop parsing the output further */
l2info->length -= l2info->cookie_len;
l2info->caplen -= l2info->cookie_len;
- if (eflag)
- printf("%s-PIC, cookie-len %u",
+ if (ndo->ndo_eflag)
+ ND_PRINT((ndo, "%s-PIC, cookie-len %u",
lp->s,
- l2info->cookie_len);
+ l2info->cookie_len));
if (l2info->cookie_len > 0) {
- TCHECK2(p[0],l2info->cookie_len);
- if (eflag)
- printf(", cookie 0x");
+ ND_TCHECK2(p[0], l2info->cookie_len);
+ if (ndo->ndo_eflag)
+ ND_PRINT((ndo, ", cookie 0x"));
for (idx = 0; idx < l2info->cookie_len; idx++) {
l2info->cookie[idx] = p[idx]; /* copy cookie data */
- if (eflag) printf("%02x",p[idx]);
+ if (ndo->ndo_eflag) ND_PRINT((ndo, "%02x", p[idx]));
}
}
- if (eflag) printf(": "); /* print demarc b/w L2/L3*/
+ if (ndo->ndo_eflag) ND_PRINT((ndo, ": ")); /* print demarc b/w L2/L3*/
l2info->proto = EXTRACT_16BITS(p+l2info->cookie_len);
#endif
#ifdef DLT_JUNIPER_ATM2
case DLT_JUNIPER_ATM2:
- TCHECK2(p[0],4);
+ ND_TCHECK2(p[0], 4);
/* ATM cell relay control word present ? */
if (l2info->cookie[7] & ATM2_PKT_TYPE_MASK) {
control_word = EXTRACT_32BITS(p);
break;
}
- if (eflag)
- printf("control-word 0x%08x ", control_word);
+ if (ndo->ndo_eflag)
+ ND_PRINT((ndo, "control-word 0x%08x ", control_word));
}
break;
#endif
#endif
default:
- printf("Unknown Juniper DLT_ type %u: ", l2info->pictype);
+ ND_PRINT((ndo, "Unknown Juniper DLT_ type %u: ", l2info->pictype));
break;
}
- if (eflag > 1)
- printf("hlen %u, proto 0x%04x, ",l2info->header_len,l2info->proto);
+ if (ndo->ndo_eflag > 1)
+ ND_PRINT((ndo, "hlen %u, proto 0x%04x, ", l2info->header_len, l2info->proto));
return 1; /* everything went ok so far. continue parsing */
trunc:
- printf("[|juniper_hdr], length %u",h->len);
+ ND_PRINT((ndo, "[|juniper_hdr], length %u", h->len));
return 0;
}
projects / tcpdump / blobdiff