#endif
#ifndef lint
-static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-smb.c,v 1.27 2002-09-05 21:25:48 guy Exp $";
+static const char rcsid[] _U_ =
+ "@(#) $Header: /tcpdump/master/tcpdump/print-smb.c,v 1.32 2004-05-31 02:08:27 guy Exp $";
#endif
#include <tcpdump-stdinc.h>
nbt_tcp_print(const u_char *data, int length)
{
const u_char *maxbuf = data + length;
- int flags;
+ int type;
u_int nbt_len;
TCHECK2(data[2], 2);
- flags = data[0];
+ type = data[0];
nbt_len = EXTRACT_16BITS(data + 2);
startbuf = data;
if (maxbuf <= data)
return;
- if (vflag > 1)
- printf ("\n>>>");
+ if (vflag < 2) {
+ printf(" NBT Session Packet: ");
+ switch (type) {
+ case 0x00:
+ printf("Session Message");
+ break;
- printf(" NBT Packet");
+ case 0x81:
+ printf("Session Request");
+ break;
- if (vflag < 2)
- return;
+ case 0x82:
+ printf("Session Granted");
+ break;
- printf("\n");
+ case 0x83:
+ {
+ int ecode;
+
+ TCHECK(data[4]);
+ ecode = data[4];
+
+ printf("Session Reject, ");
+ switch (ecode) {
+ case 0x80:
+ printf("Not listening on called name");
+ break;
+ case 0x81:
+ printf("Not listening for calling name");
+ break;
+ case 0x82:
+ printf("Called name not present");
+ break;
+ case 0x83:
+ printf("Called name present, but insufficient resources");
+ break;
+ default:
+ printf("Unspecified error 0x%X", ecode);
+ break;
+ }
+ }
+ break;
+
+ case 0x85:
+ printf("Session Keepalive");
+ break;
- switch (flags) {
- case 1:
- printf("flags=0x%x\n", flags);
- case 0:
- data = smb_fdata(data, "NBT Session Packet\nFlags=[rw]\nLength=[rd]\n",
- data + 4);
- if (data == NULL)
+ default:
+ data = smb_fdata(data, "Unknown packet type [rB]", maxbuf);
+ break;
+ }
+ } else {
+ printf ("\n>>> NBT Session Packet\n");
+ switch (type) {
+ case 0x00:
+ data = smb_fdata(data, "[P1]NBT Session Message\nFlags=[B]\nLength=[rd]\n",
+ data + 4);
+ if (data == NULL)
+ break;
+ if (memcmp(data,"\377SMB",4) == 0) {
+ if (nbt_len > PTR_DIFF(maxbuf, data))
+ printf("WARNING: Short packet. Try increasing the snap length (%lu)\n",
+ (unsigned long)PTR_DIFF(maxbuf, data));
+ print_smb(data, maxbuf > data + nbt_len ? data + nbt_len : maxbuf);
+ } else
+ printf("Session packet:(raw data?)\n");
break;
- if (memcmp(data,"\377SMB",4) == 0) {
- if (nbt_len > PTR_DIFF(maxbuf, data))
- printf("WARNING: Short packet. Try increasing the snap length (%lu)\n",
- (unsigned long)PTR_DIFF(maxbuf, data));
- print_smb(data, maxbuf > data + nbt_len ? data + nbt_len : maxbuf);
- } else
- printf("Session packet:(raw data?)\n");
- break;
case 0x81:
data = smb_fdata(data,
- "NBT Session Request\nFlags=[rW]\nDestination=[n1]\nSource=[n1]\n",
+ "[P1]NBT Session Request\nFlags=[B]\nLength=[rd]\nDestination=[n1]\nSource=[n1]\n",
maxbuf);
break;
case 0x82:
- data = smb_fdata(data, "NBT Session Granted\nFlags=[rW]\n", maxbuf);
+ data = smb_fdata(data, "[P1]NBT Session Granted\nFlags=[B]\nLength=[rd]\n", maxbuf);
break;
case 0x83:
TCHECK(data[4]);
ecode = data[4];
- data = smb_fdata(data, "NBT SessionReject\nFlags=[rW]\nReason=[B]\n",
+ data = smb_fdata(data, "[P1]NBT SessionReject\nFlags=[B]\nLength=[rd]\nReason=[B]\n",
maxbuf);
switch (ecode) {
case 0x80:
break;
case 0x85:
- data = smb_fdata(data, "NBT Session Keepalive\nFlags=[rW]\n", maxbuf);
+ data = smb_fdata(data, "[P1]NBT Session Keepalive\nFlags=[B]\nLength=[rd]\n", maxbuf);
break;
default:
- printf("flags=0x%x\n", flags);
- data = smb_fdata(data, "NBT - Unknown packet type\nType=[rW]\n", maxbuf);
+ data = smb_fdata(data, "NBT - Unknown packet type\nType=[B]\n", maxbuf);
+ break;
+ }
+ printf("\n");
+ fflush(stdout);
}
- printf("\n");
- fflush(stdout);
return;
trunc:
printf("[|SMB]");
/*
print netbeui frames
*/
+struct nbf_strings {
+ const char *name;
+ const char *nonverbose;
+ const char *verbose;
+} nbf_strings[0x20] = {
+ { "Add Group Name Query", ", [P23]Name to add=[n2]#",
+ "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
+ { "Add Name Query", ", [P23]Name to add=[n2]#",
+ "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
+ { "Name In Conflict", NULL, NULL },
+ { "Status Query", NULL, NULL },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Terminate Trace", NULL, NULL },
+ { "Datagram", NULL,
+ "[P7]Destination=[n2]\nSource=[n2]\n" },
+ { "Broadcast Datagram", NULL,
+ "[P7]Destination=[n2]\nSource=[n2]\n" },
+ { "Name Query", ", [P7]Name=[n2]#",
+ "[P1]SessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nName=[n2]\nName of sender=[n2]\n" },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Add Name Response", ", [P1]GroupName=[w] [P4]Destination=[n2] Source=[n2]#",
+ "AddNameInProcess=[B]\nGroupName=[w]\nTransmitCorrelator=[w][P2]\nDestination=[n2]\nSource=[n2]\n" },
+ { "Name Recognized", NULL,
+ "[P1]Data2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n" },
+ { "Status Response", NULL, NULL },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Terminate Trace", NULL, NULL },
+ { "Data Ack", NULL,
+ "[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Data First/Middle", NULL,
+ "Flags=[{RECEIVE_CONTINUE|NO_ACK||PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Data Only/Last", NULL,
+ "Flags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Session Confirm", NULL,
+ "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Session End", NULL,
+ "[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Session Initialize", NULL,
+ "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "No Receive", NULL,
+ "Flags=[{|SEND_NO_ACK}]\nDataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Receive Outstanding", NULL,
+ "[P1]DataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Receive Continue", NULL,
+ "[P2]TransmitCorrelator=[w]\n[P2]RemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Session Alive", NULL, NULL }
+};
+
void
netbeui_print(u_short control, const u_char *data, int length)
{
startbuf = data;
if (vflag < 2) {
- printf("NetBeui Packet");
- return;
+ printf("NBF Packet: ");
+ data = smb_fdata(data, "[P5]#", maxbuf);
+ } else {
+ printf("\n>>> NBF Packet\nType=0x%X ", control);
+ data = smb_fdata(data, "Length=[d] Signature=[w] Command=[B]\n#", maxbuf);
}
-
- printf("\n>>> NetBeui Packet\nType=0x%X ", control);
- data = smb_fdata(data, "Length=[d] Signature=[w] Command=[B]\n#", maxbuf);
if (data == NULL)
goto out;
- switch (command) {
- case 0xA:
- data = smb_fdata(data, "NameQuery:[P1]\nSessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nDestination=[n2]\nSource=[n2]\n", data2);
- break;
-
- case 0x8:
- data = smb_fdata(data,
- "NetbiosDataGram:[P7]\nDestination=[n2]\nSource=[n2]\n", data2);
- break;
-
- case 0xE:
- data = smb_fdata(data,
- "NameRecognise:\n[P1]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n",
- data2);
- break;
-
- case 0x19:
- data = smb_fdata(data,
- "SessionInitialise:\nData1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x17:
- data = smb_fdata(data,
- "SessionConfirm:\nData1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x16:
- data = smb_fdata(data,
- "NetbiosDataOnlyLast:\nFlags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x14:
- data = smb_fdata(data,
- "NetbiosDataAck:\n[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x18:
- data = smb_fdata(data,
- "SessionEnd:\n[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
+ if (command > 0x1f || nbf_strings[command].name == NULL) {
+ if (vflag < 2)
+ data = smb_fdata(data, "Unknown NBF Command#", data2);
+ else
+ data = smb_fdata(data, "Unknown NBF Command\n", data2);
+ } else {
+ if (vflag < 2) {
+ printf("%s", nbf_strings[command].name);
+ if (nbf_strings[command].nonverbose != NULL)
+ data = smb_fdata(data, nbf_strings[command].nonverbose, data2);
+ } else {
+ printf("%s:\n", nbf_strings[command].name);
+ if (nbf_strings[command].verbose != NULL)
+ data = smb_fdata(data, nbf_strings[command].verbose, data2);
+ else
+ printf("\n");
+ }
+ }
- case 0x1f:
- data = smb_fdata(data, "SessionAlive\n", data2);
- break;
+ if (vflag < 2)
+ return;
- default:
- data = smb_fdata(data, "Unknown Netbios Command ", data2);
- break;
- }
if (data == NULL)
goto out;
goto out;
}
+ /* If this isn't a command that would contain an SMB message, quit. */
+ if (command != 0x08 && command != 0x09 && command != 0x15 &&
+ command != 0x16)
+ goto out;
+
/* If there isn't enough data for "\377SMB", don't look for it. */
if (&data2[3] >= maxbuf)
goto out;
projects / tcpdump / blobdiff