/* \summary: Stream Control Transmission Protocol (SCTP) printer */
#ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
#endif
-#include <netdissect-stdinc.h>
+#include "netdissect-stdinc.h"
#include "netdissect.h"
#include "addrtoname.h"
};
-static inline int isForCES_port(u_short Port)
+static int
+isForCES_port(u_short Port)
{
if (Port == CHAN_HP)
return 1;
const char *sep;
int isforces = 0;
+ ndo->ndo_protocol = "sctp";
if (sctpPacketLength < sizeof(struct sctpHeader))
{
- ND_PRINT((ndo, "truncated-sctp - %ld bytes missing!",
- (long)(sizeof(struct sctpHeader) - sctpPacketLength)));
+ ND_PRINT("truncated-sctp - %ld bytes missing!",
+ (long)(sizeof(struct sctpHeader) - sctpPacketLength));
return;
}
sctpPktHdr = (const struct sctpHeader*) bp;
ND_TCHECK_SIZE(sctpPktHdr);
sctpPacketLengthRemaining = sctpPacketLength;
- sourcePort = EXTRACT_BE_U_2(&sctpPktHdr->source);
- destPort = EXTRACT_BE_U_2(&sctpPktHdr->destination);
+ sourcePort = EXTRACT_BE_U_2(sctpPktHdr->source);
+ destPort = EXTRACT_BE_U_2(sctpPktHdr->destination);
ip = (const struct ip *)bp2;
if (IP_V(ip) == 6)
ip6 = NULL;
if (ip6) {
- ND_PRINT((ndo, "%s.%u > %s.%u: sctp",
- ip6addr_string(ndo, &ip6->ip6_src),
+ ND_PRINT("%s.%u > %s.%u: sctp",
+ ip6addr_string(ndo, ip6->ip6_src),
sourcePort,
- ip6addr_string(ndo, &ip6->ip6_dst),
- destPort));
+ ip6addr_string(ndo, ip6->ip6_dst),
+ destPort);
} else
{
- ND_PRINT((ndo, "%s.%u > %s.%u: sctp",
- ipaddr_string(ndo, &ip->ip_src),
+ ND_PRINT("%s.%u > %s.%u: sctp",
+ ipaddr_string(ndo, ip->ip_src),
sourcePort,
- ipaddr_string(ndo, &ip->ip_dst),
- destPort));
+ ipaddr_string(ndo, ip->ip_dst),
+ destPort);
}
if (isForCES_port(sourcePort)) {
- ND_PRINT((ndo, "[%s]", tok2str(ForCES_channels, NULL, sourcePort)));
+ ND_PRINT("[%s]", tok2str(ForCES_channels, NULL, sourcePort));
isforces = 1;
}
if (isForCES_port(destPort)) {
- ND_PRINT((ndo, "[%s]", tok2str(ForCES_channels, NULL, destPort)));
+ ND_PRINT("[%s]", tok2str(ForCES_channels, NULL, destPort));
isforces = 1;
}
chunkDescPtr = (const struct sctpChunkDesc *)bp;
if (sctpPacketLengthRemaining < sizeof(*chunkDescPtr)) {
- ND_PRINT((ndo, "%s%u) [chunk descriptor cut off at end of packet]", sep, chunkCount+1));
+ ND_PRINT("%s%u) [chunk descriptor cut off at end of packet]", sep, chunkCount+1);
break;
}
ND_TCHECK_SIZE(chunkDescPtr);
- chunkLength = EXTRACT_BE_U_2(&chunkDescPtr->chunkLength);
+ chunkLength = EXTRACT_BE_U_2(chunkDescPtr->chunkLength);
if (chunkLength < sizeof(*chunkDescPtr)) {
- ND_PRINT((ndo, "%s%u) [Bad chunk length %u, < size of chunk descriptor]", sep, chunkCount+1, chunkLength));
+ ND_PRINT("%s%u) [Bad chunk length %u, < size of chunk descriptor]", sep, chunkCount+1, chunkLength);
break;
}
chunkLengthRemaining = chunkLength;
align = 4 - align;
if (sctpPacketLengthRemaining < align) {
- ND_PRINT((ndo, "%s%u) [Bad chunk length %u, > remaining data in packet]", sep, chunkCount+1, chunkLength));
+ ND_PRINT("%s%u) [Bad chunk length %u, > remaining data in packet]", sep, chunkCount+1, chunkLength);
break;
}
sctpPacketLengthRemaining -= sizeof(*chunkDescPtr);
chunkLengthRemaining -= sizeof(*chunkDescPtr);
- ND_PRINT((ndo, "%s%u) ", sep, chunkCount+1));
+ ND_PRINT("%s%u) ", sep, chunkCount+1);
chunkID = EXTRACT_U_1(chunkDescPtr->chunkID);
- ND_PRINT((ndo, "[%s] ", tok2str(sctp_chunkid_str, "Unknown chunk type: 0x%x",
- chunkID)));
+ ND_PRINT("[%s] ", tok2str(sctp_chunkid_str, "Unknown chunk type: 0x%x",
+ chunkID));
switch (chunkID)
{
case SCTP_DATA :
chunkFlg = EXTRACT_U_1(chunkDescPtr->chunkFlg);
if ((chunkFlg & SCTP_DATA_UNORDERED) == SCTP_DATA_UNORDERED)
- ND_PRINT((ndo, "(U)"));
+ ND_PRINT("(U)");
if ((chunkFlg & SCTP_DATA_FIRST_FRAG) == SCTP_DATA_FIRST_FRAG)
- ND_PRINT((ndo, "(B)"));
+ ND_PRINT("(B)");
if ((chunkFlg & SCTP_DATA_LAST_FRAG) == SCTP_DATA_LAST_FRAG)
- ND_PRINT((ndo, "(E)"));
+ ND_PRINT("(E)");
if( ((chunkFlg & SCTP_DATA_UNORDERED) == SCTP_DATA_UNORDERED) ||
((chunkFlg & SCTP_DATA_FIRST_FRAG) == SCTP_DATA_FIRST_FRAG) ||
((chunkFlg & SCTP_DATA_LAST_FRAG) == SCTP_DATA_LAST_FRAG) )
- ND_PRINT((ndo, " "));
+ ND_PRINT(" ");
if (chunkLengthRemaining < sizeof(*dataHdrPtr)) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
dataHdrPtr=(const struct sctpDataPart*)bp;
- ppid = EXTRACT_BE_U_4(&dataHdrPtr->payloadtype);
- ND_PRINT((ndo, "[TSN: %u] ", EXTRACT_BE_U_4(&dataHdrPtr->TSN)));
- ND_PRINT((ndo, "[SID: %u] ", EXTRACT_BE_U_2(&dataHdrPtr->streamId)));
- ND_PRINT((ndo, "[SSEQ %u] ", EXTRACT_BE_U_2(&dataHdrPtr->sequence)));
- ND_PRINT((ndo, "[PPID %s] ",
- tok2str(PayloadProto_idents, "0x%x", ppid)));
+ ppid = EXTRACT_BE_U_4(dataHdrPtr->payloadtype);
+ ND_PRINT("[TSN: %u] ", EXTRACT_BE_U_4(dataHdrPtr->TSN));
+ ND_PRINT("[SID: %u] ", EXTRACT_BE_U_2(dataHdrPtr->streamId));
+ ND_PRINT("[SSEQ %u] ", EXTRACT_BE_U_2(dataHdrPtr->sequence));
+ ND_PRINT("[PPID %s] ",
+ tok2str(PayloadProto_idents, "0x%x", ppid));
if (!isforces) {
isforces = (ppid == SCTP_PPID_FORCES_HP) ||
chunkLengthRemaining -= sizeof(*dataHdrPtr);
payload_size = chunkLengthRemaining;
if (payload_size == 0) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
m3ua_print(ndo, bp, payload_size);
break;
default:
- ND_PRINT((ndo, "[Payload"));
+ ND_PRINT("[Payload");
if (!ndo->ndo_suppress_default_print) {
- ND_PRINT((ndo, ":"));
+ ND_PRINT(":");
ND_DEFAULTPRINT(bp, payload_size);
}
- ND_PRINT((ndo, "]"));
+ ND_PRINT("]");
break;
}
}
const struct sctpInitiation *init;
if (chunkLengthRemaining < sizeof(*init)) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
init=(const struct sctpInitiation*)bp;
- ND_PRINT((ndo, "[init tag: %u] ", EXTRACT_BE_U_4(&init->initTag)));
- ND_PRINT((ndo, "[rwnd: %u] ", EXTRACT_BE_U_4(&init->rcvWindowCredit)));
- ND_PRINT((ndo, "[OS: %u] ", EXTRACT_BE_U_2(&init->NumPreopenStreams)));
- ND_PRINT((ndo, "[MIS: %u] ", EXTRACT_BE_U_2(&init->MaxInboundStreams)));
- ND_PRINT((ndo, "[init TSN: %u] ", EXTRACT_BE_U_4(&init->initialTSN)));
+ ND_PRINT("[init tag: %u] ", EXTRACT_BE_U_4(init->initTag));
+ ND_PRINT("[rwnd: %u] ", EXTRACT_BE_U_4(init->rcvWindowCredit));
+ ND_PRINT("[OS: %u] ", EXTRACT_BE_U_2(init->NumPreopenStreams));
+ ND_PRINT("[MIS: %u] ", EXTRACT_BE_U_2(init->MaxInboundStreams));
+ ND_PRINT("[init TSN: %u] ", EXTRACT_BE_U_4(init->initialTSN));
bp += sizeof(*init);
sctpPacketLengthRemaining -= sizeof(*init);
chunkLengthRemaining -= sizeof(*init);
#if 0 /* ALC you can add code for optional params here */
if( chunkLengthRemaining != 0 )
- ND_PRINT((ndo, " @@@@@ UNFINISHED @@@@@@%s\n",
- "Optional params present, but not printed."));
+ ND_PRINT(" @@@@@ UNFINISHED @@@@@@%s\n",
+ "Optional params present, but not printed.");
#endif
bp += chunkLengthRemaining;
sctpPacketLengthRemaining -= chunkLengthRemaining;
const struct sctpInitiation *init;
if (chunkLengthRemaining < sizeof(*init)) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
init=(const struct sctpInitiation*)bp;
- ND_PRINT((ndo, "[init tag: %u] ", EXTRACT_BE_U_4(&init->initTag)));
- ND_PRINT((ndo, "[rwnd: %u] ", EXTRACT_BE_U_4(&init->rcvWindowCredit)));
- ND_PRINT((ndo, "[OS: %u] ", EXTRACT_BE_U_2(&init->NumPreopenStreams)));
- ND_PRINT((ndo, "[MIS: %u] ", EXTRACT_BE_U_2(&init->MaxInboundStreams)));
- ND_PRINT((ndo, "[init TSN: %u] ", EXTRACT_BE_U_4(&init->initialTSN)));
+ ND_PRINT("[init tag: %u] ", EXTRACT_BE_U_4(init->initTag));
+ ND_PRINT("[rwnd: %u] ", EXTRACT_BE_U_4(init->rcvWindowCredit));
+ ND_PRINT("[OS: %u] ", EXTRACT_BE_U_2(init->NumPreopenStreams));
+ ND_PRINT("[MIS: %u] ", EXTRACT_BE_U_2(init->MaxInboundStreams));
+ ND_PRINT("[init TSN: %u] ", EXTRACT_BE_U_4(init->initialTSN));
bp += sizeof(*init);
sctpPacketLengthRemaining -= sizeof(*init);
chunkLengthRemaining -= sizeof(*init);
#if 0 /* ALC you can add code for optional params here */
if( chunkLengthRemaining != 0 )
- ND_PRINT((ndo, " @@@@@ UNFINISHED @@@@@@%s\n",
- "Optional params present, but not printed."));
+ ND_PRINT(" @@@@@ UNFINISHED @@@@@@%s\n",
+ "Optional params present, but not printed.");
#endif
bp += chunkLengthRemaining;
sctpPacketLengthRemaining -= chunkLengthRemaining;
const u_char *dupTSN;
if (chunkLengthRemaining < sizeof(*sack)) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
sack=(const struct sctpSelectiveAck*)bp;
- ND_PRINT((ndo, "[cum ack %u] ", EXTRACT_BE_U_4(&sack->highestConseqTSN)));
- ND_PRINT((ndo, "[a_rwnd %u] ", EXTRACT_BE_U_4(&sack->updatedRwnd)));
- ND_PRINT((ndo, "[#gap acks %u] ", EXTRACT_BE_U_2(&sack->numberOfdesc)));
- ND_PRINT((ndo, "[#dup tsns %u] ", EXTRACT_BE_U_2(&sack->numDupTsns)));
+ ND_PRINT("[cum ack %u] ", EXTRACT_BE_U_4(sack->highestConseqTSN));
+ ND_PRINT("[a_rwnd %u] ", EXTRACT_BE_U_4(sack->updatedRwnd));
+ ND_PRINT("[#gap acks %u] ", EXTRACT_BE_U_2(sack->numberOfdesc));
+ ND_PRINT("[#dup tsns %u] ", EXTRACT_BE_U_2(sack->numDupTsns));
bp += sizeof(*sack);
sctpPacketLengthRemaining -= sizeof(*sack);
chunkLengthRemaining -= sizeof(*sack);
/* print gaps */
for (fragNo=0;
- chunkLengthRemaining != 0 && fragNo < EXTRACT_BE_U_2(&sack->numberOfdesc);
+ chunkLengthRemaining != 0 && fragNo < EXTRACT_BE_U_2(sack->numberOfdesc);
bp += sizeof(*frag), sctpPacketLengthRemaining -= sizeof(*frag), chunkLengthRemaining -= sizeof(*frag), fragNo++) {
if (chunkLengthRemaining < sizeof(*frag)) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
frag = (const struct sctpSelectiveFrag *)bp;
- ND_PRINT((ndo, "\n\t\t[gap ack block #%u: start = %u, end = %u] ",
+ ND_PRINT("\n\t\t[gap ack block #%u: start = %u, end = %u] ",
fragNo+1,
- EXTRACT_BE_U_4(&sack->highestConseqTSN) + EXTRACT_BE_U_2(&frag->fragmentStart),
- EXTRACT_BE_U_4(&sack->highestConseqTSN) + EXTRACT_BE_U_2(&frag->fragmentEnd)));
+ EXTRACT_BE_U_4(sack->highestConseqTSN) + EXTRACT_BE_U_2(frag->fragmentStart),
+ EXTRACT_BE_U_4(sack->highestConseqTSN) + EXTRACT_BE_U_2(frag->fragmentEnd));
}
/* print duplicate TSNs */
for (tsnNo=0;
- chunkLengthRemaining != 0 && tsnNo<EXTRACT_BE_U_2(&sack->numDupTsns);
+ chunkLengthRemaining != 0 && tsnNo<EXTRACT_BE_U_2(sack->numDupTsns);
bp += 4, sctpPacketLengthRemaining -= 4, chunkLengthRemaining -= 4, tsnNo++) {
if (chunkLengthRemaining < 4) {
- ND_PRINT((ndo, "bogus chunk length %u]", chunkLength));
+ ND_PRINT("bogus chunk length %u]", chunkLength);
return;
}
dupTSN = (const u_char *)bp;
- ND_PRINT((ndo, "\n\t\t[dup TSN #%u: %u] ", tsnNo+1,
- EXTRACT_BE_U_4(dupTSN)));
+ ND_PRINT("\n\t\t[dup TSN #%u: %u] ", tsnNo+1,
+ EXTRACT_BE_U_4(dupTSN));
}
break;
}
return;
trunc:
- ND_PRINT((ndo, "[|sctp]"));
+ nd_print_trunc(ndo);
}
projects / tcpdump / blobdiff