13 extern char myipname
[];
14 extern int justheader
;
15 extern int gre
,sortbysize
,fromip
,toip
;
19 // accounting variables
20 #define MAXHASH 0xffff
21 #define MAXTCPPORT 4096
22 unsigned long *iph
=NULL
; //[MAXHASH];
34 unsigned long tcppb
[MAXTCPPORT
];
35 unsigned long tcppp
[MAXTCPPORT
];
36 unsigned long typp
[255];
37 unsigned long typb
[255];
38 unsigned long udpb
,tcpb
,udpp
,tcpp
;
54 extern char pattern
[];
56 int iLnxplus
=0; // Windows buffer without the MAC frame !
58 int iLnxplus
=14; // Linux plus IP header len =14 !!!
61 // A list of protocol types in the IP protocol header
63 char *szProto
[255] = {"IP", // 0
166 // The types of IGMP messages
168 char *szIgmpType
[] = {"",
169 "Host Membership Query",
170 "HOst Membership Report",
174 "Version 2 Membership Report",
181 // Function: PrintRawBytes
184 // This function simply prints out a series of bytes
185 // as hexadecimal digits.
187 void PrintRawBytes(BYTE
*ptr
, DWORD len
)
192 if ((*pattern
==0) || strstr(ptr
,pattern
) ) {
193 fprintf(iFile
?f
:stdout
,"%s",pbuf
);
194 fprintf(iFile
?f
:stdout
," " );
196 for(i
=0; i
< 16; i
++) {
197 fprintf(iFile
?f
:stdout
,"%x%x ", HI_WORD(*ptr
), LO_WORD(*ptr
));
200 if (len
== 0) {j
=i
++; while(++j
< 16) fprintf(iFile
?f
:stdout
," "); break; }
202 fprintf(iFile
?f
:stdout
," ");
203 for(j
=0; j
< i
; j
++) fprintf(iFile
?f
:stdout
,"%c",isprint(*(ptr
-i
+j
))?*(ptr
-i
+j
):'.');
204 if (len
) fprintf(iFile
?f
:stdout
,"\n ");
207 // fwrite(ptr,sizeof(BYTE),len,f);
212 static char *ICMPTypeTable
[]={
213 "Echo Reply", "ICMP 1", "ICMP 2", "Dest Unreachable","SrcQuench", "Redirect", "6", "7","Echo Request","9","10",
214 "Time Exceed", "ParamPrblm", "Timestamp", "Timestamp reply","InfoRqst", "InfoRply"
216 static char *Dstunreach
[]={
217 "net unreach.","host unreach.","protocol unreach.","port unreach.",
218 "frag needed","source route?","",""
220 int DecodeICMPHeader(WSABUF
*wsabuf
, DWORD iphdrlen
) {
221 BYTE
*hdr
= (BYTE
*)((BYTE
*)wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
222 unsigned short type
,code
,chksum
,
225 unsigned long resptime
,r1
,r2
;
228 type
=*hdr
++; code
=*hdr
++;
229 sprintf(str
," Type:%-12s Code:%3d,",ICMPTypeTable
[type
],code
);
232 memcpy(&chksum
, hdr
, 2);
236 memcpy(&seq
, hdr
, 2);
238 // memcpy(&resptime, hdr, 4);
242 memcpy(&addr
.sin_addr
.s_addr
, hdr
+16, 4);
243 if (code
==4 ) sprintf(str
,"frag needed-Max MTU:%u at %-15s\n",ntohs(seq
), inet_ntoa(addr
.sin_addr
));
244 else sprintf(str
,"%s at %-15s\n",Dstunreach
[code
&7],inet_ntoa(addr
.sin_addr
));
248 memcpy(&addr
.sin_addr
.s_addr
, hdr
+16, 4);
249 sprintf(str
,"%s at %-15s\n",code
?"frag reass. exceed":"ttl exceed",inet_ntoa(addr
.sin_addr
));
253 memcpy(&addr
.sin_addr
.s_addr
, hdr
+16, 4);
254 sprintf(str
," err:%d at %-15s\n",id
,inet_ntoa(addr
.sin_addr
));
258 memcpy(&addr
.sin_addr
.s_addr
, hdr
+16, 4);
259 sprintf(str
," wait for %-15s\n",ntohs(id
),inet_ntoa(addr
.sin_addr
));
263 memcpy(&addr
.sin_addr
.s_addr
, hhh
, 4);
264 sprintf(str
," from gw: %-15s\n",inet_ntoa(addr
.sin_addr
));
269 sprintf(str
," Id:%3u Seq:%3u\n",ntohs(id
),ntohs(seq
));
273 memcpy(&resptime
, hdr
, 4);
279 sprintf(str
," Id:%3u Seq:%3d Rec/Tr %ld/%ld ms\n",ntohs(id
),ntohs(seq
),ntohl(r1
)-ntohl(resptime
),ntohl(r2
)-ntohl(resptime
));
283 sprintf(str
," Id:%3u Seq:%3d\n",ntohs(id
),ntohs(seq
));
287 return hdr
-(BYTE
*)(wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
291 // Function: DecodeIGMPHeader
294 // This function takes a pointer to a buffer containing
295 // an IGMP packet and prints it out in a readable form.
298 int DecodeIGMPHeader(WSABUF
*wsabuf
, DWORD iphdrlen
) {
299 BYTE
*hdr
= (BYTE
*)((BYTE
*)wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
300 unsigned short chksum
,
305 version
= HI_WORD(*hdr
);
306 type
= LO_WORD(*hdr
);
312 memcpy(&chksum
, hdr
, 2);
313 chksum
= ntohs(chksum
);
316 memcpy(&(addr
.sin_addr
.s_addr
), hdr
, 4);
317 sprintf(str
," IGMP HEADER:\n");
319 if ((type
== 1) || (type
== 2)) version
= 1;
321 sprintf(str
," IGMP Version = %d\n IGMP Type = %s\n",version
, szIgmpType
[type
]);
324 sprintf(str
," Max Resp Time = %d\n", maxresptime
);
327 sprintf(str
," IGMP Grp Addr = %s\n", inet_ntoa(addr
.sin_addr
));
334 // Function: DecodeUDPHeader
337 // This function takes a buffer which points to a UDP
338 // header and prints it out in a readable form.
340 int DecodeUDPHeader(WSABUF
*wsabuf
, DWORD iphdrlen
) {
341 BYTE
*hdr
= (BYTE
*)((BYTE
*)wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
342 unsigned short shortval
,
347 memcpy(&shortval
, hdr
, 2);
348 udp_src_port
= ntohs(shortval
);
351 memcpy(&shortval
, hdr
, 2);
352 udp_dest_port
= ntohs(shortval
);
355 memcpy(&shortval
, hdr
, 2);
356 udp_len
= ntohs(shortval
);
359 memcpy(&shortval
, hdr
, 2);
360 udp_chksum
= ntohs(shortval
);
363 sprintf(str
," UDP: SPort: %-05d | DPort: %-05d",udp_src_port
, udp_dest_port
);
365 sprintf(str
," | Len: %-05d | CSum: 0x%08x\n",udp_len
, udp_chksum
);
367 return hdr
-(BYTE
*)(wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
371 // Function: DecodeTCPHeader
374 // This function takes a buffer pointing to a TCP header
375 // and prints it out in a readable form.
377 int DecodeTCPHeader(WSABUF
*wsabuf
, DWORD iphdrlen
) {
378 BYTE
*hdr
= (BYTE
*)((BYTE
*)wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
379 unsigned short shortval
;
380 unsigned long longval
;
382 memcpy(&shortval
, hdr
, 2);
383 shortval
= ntohs(shortval
);
384 sprintf(str
," TCP: SPort: %u", shortval
);
388 memcpy(&shortval
, hdr
, 2);
389 shortval
= ntohs(shortval
);
390 sprintf(str
," DPort: %u", shortval
);
394 memcpy(&longval
, hdr
, 4);
395 longval
= ntohl(longval
);
396 sprintf(str
," Seq: %lX", longval
);
400 memcpy(&longval
, hdr
, 4);
401 longval
= ntohl(longval
);
402 sprintf(str
," ACK: %lX", longval
);
405 // printf(" Header Len : %d (bytes %d)\n", HI_WORD(*hdr), (HI_WORD(*hdr) * 4));
407 memcpy(&shortval
, hdr
, 2);
408 shortval
= ntohs(shortval
) & 0x3F;
409 sprintf(str
," Flags: ");
411 if (shortval
& 0x20) strcat(pbuf
,"URG ");
412 if (shortval
& 0x10) strcat(pbuf
,"ACK ");
413 if (shortval
& 0x08) strcat(pbuf
,"PSH ");
414 if (shortval
& 0x04) strcat(pbuf
,"RST ");
415 if (shortval
& 0x02) strcat(pbuf
,"SYN ");
416 if (shortval
& 0x01) strcat(pbuf
,"FIN ");
420 memcpy(&shortval
, hdr
, 2);
421 shortval
= ntohs(shortval
);
422 // printf(" Window size: %d\n", shortval);
425 memcpy(&shortval
, hdr
, 2);
426 shortval
= ntohs(shortval
);
427 // printf(" TCP Chksum : %d\n", shortval);
430 memcpy(&shortval
, hdr
, 2);
431 shortval
= ntohs(shortval
);
433 // printf(" Urgent ptr : %d\n", shortval);
435 return hdr
-(BYTE
*)(wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
438 int DecodeGREHeader(WSABUF
*wsabuf
, DWORD iphdrlen
,DWORD bytesret
,
439 unsigned int srcip
, unsigned short srcport
, unsigned long srcnet
,unsigned int destip
, unsigned short destport
, unsigned long destnet
,
440 unsigned short xport
,unsigned int xip
, unsigned long xnet
)
442 BYTE
*hdr
= (BYTE
*)((BYTE
*)wsabuf
->buf
+ iphdrlen
+ iLnxplus
);
443 unsigned short shortval
;
444 unsigned long longval
;
451 memcpy(&shortval
, hdr
, 2);
452 shortval
= ntohs(shortval
);
453 sprintf(str
," GRE Flag: %u Prot:", shortval
);
457 memcpy(&shortval
, hdr
, 2);
458 shortval
= ntohs(shortval
);
461 // sprintf(str," Prot: %u", shortval);
462 switch ( shortval
) {
465 case 0xfe: sstr
="OSI";
467 case 0x200: sstr
="PUP";
469 case 0x600: sstr
="XNS";
471 case 0x800: sstr
="IP";
474 case 0x804: sstr
="Chaos";
476 case 0x806: sstr
="ARP";
478 case 0x6558: sstr
="Tr.bridge";
480 default: sprintf(str
,"%u", shortval
);
484 strcat(mypbuff
,sstr
);
486 int plusment
,jj
,protoment
;
489 if (iProto
==47) iProto
=0;
492 iLnxplus
=plusment
+24;
493 DecodeIPHeader(wsabuf
,srcip
,srcport
,srcnet
,destip
,destport
,destnet
,bytesret
,xport
,xip
,xnet
);
499 // return hdr-(BYTE *)(wsabuf->buf + iphdrlen + iLnxplus);
506 for(i
=0;i
<MAXHASH
;i
++) *(iph
+ i
)=0;
508 for(i
=0;i
<MAXHASH
;i
++) { tai
->from
=tai
->to
=0; tai
++; }
509 for (i
=0;i
<MAXTCPPORT
; i
++) tcppb
[i
]=tcppp
[i
]=0;
510 udpb
=udpp
=tcpp
=tcpb
=0;
511 for (i
=0;i
<255; i
++) typp
[i
]=0;
512 for (i
=0;i
<255; i
++) typb
[i
]=0;
517 acc
=malloc(MAXHASH
*sizeof(ta
));
518 iph
=malloc(MAXHASH
*sizeof(long));
519 if (!acc
|| !iph
) return 0;
525 int bytesort(const void *s1
, const void *s2
) { // sorting tale in byte order
528 d1
= (ta
*)s1
; d2
=(ta
*)s2
;
529 if (d1
->byte
> d2
->byte
) return -1;
530 if (d1
->byte
< d2
->byte
) return 1;
533 int countsort(const void *s1
, const void *s2
) { // sorting tale in packet count order
536 d1
= (ta
*)s1
; d2
=(ta
*)s2
;
537 if (d1
->pkt
> d2
->pkt
) return -1;
538 if (d1
->pkt
< d2
->pkt
) return 1;
541 int CloseIPAcc( long ti
) {
553 if (iFile
) f
=fopen(filename
,"w+");
555 if (sortbysize
) qsort(acc
,MAXHASH
,sizeof(ta
),bytesort
);
556 else qsort(acc
,MAXHASH
,sizeof(ta
),countsort
);
558 for (i
=0;i
<255;i
++) ff
+=typb
[i
];
559 for (i
=0; i
<MAXHASH
; i
++) {
561 if ((tai
->from
!=0) && (tai
->to
!=0)) ++k
;
568 // printf("\033[1~");
570 printf("%-16s Speed: %5.2f Kbit/s , %ld IP pairs / %ld secs. %s@%s.hu",myipname
,ff
/ti
/1024*8,k
,ti
,author
,author
);
571 printf("\nProt:"); j
=0; ++lin
;
574 for (i
=0;i
<100;i
++) if ( typb
[i
]>k
) { k
=typb
[i
]; l
=i
; }
576 if ((j
>0) && ((j
%3)==0)) { printf("\n "); ++lin
; }
577 if (k
>1024*1024) printf(" %-8.8s:%5.1fk/%-6.1f M",szProto
[l
],(float)typp
[l
]/1024,(float)k
/(1024*1024));
578 else if (k
>1024) printf(" %-8.8s:%5ld/%-6.1f k",szProto
[l
],typp
[l
],(float)k
/1024);
579 else printf(" %-8.8s:%5ld/%-8ld",szProto
[l
],typp
[l
],k
);
583 printf("\nPort:"); j
=0; ++lin
;
587 for (i
=0;i
<MAXTCPPORT
;i
++) if (tcppb
[i
]>k
) { k
=tcppb
[i
]; l
=i
; }
590 if (lin
>= linn
+1) break;
594 if (k
>1024*1024) printf(" %04d:%4.1fk/%-5.1f M",l
,(float)tcppp
[l
]/1024,(float)k
/(1024*1024));
595 else if (k
>1024) printf(" %04d:%4ld/%-5.1f k",l
,tcppp
[l
],(float)k
/1024);
596 else printf(" %04d:%4ld/%-7ld",l
,tcppp
[l
],k
);
601 fprintf(f
,"%-16s Speed: %5.2f Kbit/s , %ld IP pairs / %ld secs. %s@%s.hu",myipname
,ff
/ti
/1024*8,k
,ti
,author
,author
);
602 fprintf(f
,"\nProt:"); j
=0;
605 for (i
=0;i
<100;i
++) if ( typb
[i
]>k
) { k
=typb
[i
]; l
=i
; }
607 if (k
>1024*1024) fprintf(f
," %-8.8s:%5.1fk/%-6.1f M",szProto
[l
],(float)typp
[l
]/1024,(float)k
/(1024*1024));
608 else if (k
>1024) fprintf(f
," %-8.8s:%5ld/%-6.1f k",szProto
[l
],typp
[l
],(float)k
/1024);
609 else fprintf(f
," %-8.8s:%5ld/%-8ld",szProto
[l
],typp
[l
],k
);
613 printf("\nPort:"); j
=0;
617 for (i
=0;i
<MAXTCPPORT
;i
++) if (tcppb
[i
]>k
) { k
=tcppb
[i
]; l
=i
; }
619 if (k
>1024*1024) fprintf(f
," %04d:%4.1fk/%-5.1f M",l
,(float)tcppp
[l
]/1024,(float)k
/(1024*1024));
620 else if (k
>1024) fprintf(f
," %04d:%4ld/%-5.1f k",l
,tcppp
[l
],(float)k
/1024);
621 else fprintf(f
," %04d:%4ld/%-7ld",l
,tcppp
[l
],k
);
627 for (i
=0; i
<MAXHASH
; i
++) {
629 if ((tai
->from
!=0) && (tai
->to
!=0)) { ++k
;
631 dstaddr
.sin_addr
.s_addr
= htonl(*(iph
+tai
->from
));
632 srcaddr
.sin_addr
.s_addr
= htonl(*(iph
+(tai
->to
)));
633 strcpy(str
,inet_ntoa(dstaddr
.sin_addr
));
634 if (iScreen
&& (++lin
<iline
) ) printf("\n%-15s\t%-15s\t%5d pkt, %10ld byte :%7.2f Kbps",str
,inet_ntoa(srcaddr
.sin_addr
),tai
->pkt
,tai
->byte
,((float)tai
->byte
)/ti
/1024*8);
635 if (f
) fprintf(f
,"%-15s\t%-15s\t%d\t%ld\n",str
,inet_ntoa(srcaddr
.sin_addr
),tai
->pkt
,tai
->byte
);
639 if (iScreen
) printf("\n");
641 if (iScreen
) fflush(stdout
);
647 // if (*execname) _spawnle(_P_NOWAIT,execname,execname,filename);
648 // if (*execname) _execl(execname,execname);
651 sprintf(cmdline
,"%s %s",execname
,filename
);
653 sprintf(cmdline
,"%s %s",execname
,filename
);
663 unsigned short FindIPHash( unsigned long ip
) {
664 unsigned short hashval
;
667 hashval
= (unsigned short)(((ip
&0xFFFF0000)>>16) ^ (ip
&0x0000FFFF));
669 while (*ipt
!= 0 && (*ipt
!=ip
)) { ipt
++; hashval
++; }
670 if (*ipt
==0) *ipt
=ip
;
674 unsigned short SetIPAcc( unsigned long src
, unsigned long dst
, unsigned long byte
, unsigned short typ
, unsigned short sport
, unsigned short dport
) {
675 unsigned short from
,to
,hash
;
680 if (fromip
) from
=FindIPHash(src
); else from
=-1;
681 if (toip
) to
=FindIPHash(dst
); else to
=-1;
684 while ( ((tai
->from
!=from
) && (tai
->to
!=to
)) && ((tai
->from
!=0) && (tai
->to
!=0)) ) {tai
++; hash
++; }
685 if ((tai
->from
==0)&&(tai
->to
==0)) {
686 tai
->byte
=byte
; tai
->from
=from
; tai
->to
=to
; tai
->pkt
=1;
687 } else { tai
->byte
+=byte
; tai
->pkt
++; }
691 if ((sport
>0) && (sport
<MAXTCPPORT
)) { tcppp
[sport
]++; tcppb
[sport
]+=byte
; }
692 if ((dport
>0) && (dport
<MAXTCPPORT
)) { tcppp
[dport
]++; tcppb
[dport
]+=byte
; }
698 // Function: DecodeIPHeader
701 // This function takes a pointer to an IP header and prints
702 // it out in a readable form.
704 int DecodeIPHeader(WSABUF
*wsabuf
, unsigned int srcip
, unsigned short srcport
, unsigned long srcnet
,
705 unsigned int destip
, unsigned short destport
, unsigned long destnet
, DWORD bytesret
,
706 unsigned short xport
,unsigned int xip
, unsigned long xnet
)
708 BYTE
*hdr
= (BYTE
*)wsabuf
->buf
,
711 unsigned short shortval
;
715 unsigned short ip_version
,
736 if (iLnxplus
) ip_prtype
=*(hdr
+iLnxplus
-1);
737 if (ip_prtype
) return 0;
739 ip_version
= HI_WORD(*hdr
);
740 ip_hdr_len
= LO_WORD(*hdr
) * 4;
741 nexthdr
= (BYTE
*)((BYTE
*)hdr
+ ip_hdr_len
);
747 memcpy(&shortval
, hdr
, 2);
748 ip_total_len
= ntohs(shortval
);
751 memcpy(&shortval
, hdr
, 2);
752 ip_id
= ntohs(shortval
);
755 ip_flags
= ((*hdr
) >> 5);
757 memcpy(&shortval
, hdr
, 2);
758 ip_frag_offset
= ((ntohs(shortval
)) & 0x1FFF);
767 memcpy(&shortval
, hdr
, 2);
768 ip_hdr_chksum
= ntohs(shortval
);
771 memcpy(&srcaddr
.sin_addr
.s_addr
, hdr
, 4);
772 ip_src
= ntohl(srcaddr
.sin_addr
.s_addr
);
775 memcpy(&destaddr
.sin_addr
.s_addr
, hdr
, 4);
776 ip_dest
= ntohl(destaddr
.sin_addr
.s_addr
);
779 // If packet is UDP, TCP, or IGMP read ahead and
780 // get the port values.
782 ip_src_port
=ip_dest_port
=0;
783 if (((ip_proto
== 2) ||
785 (ip_proto
== 17)) ) //&& bFilter)
787 memcpy(&ip_src_port
, nexthdr
, 2);
788 ip_src_port
= ntohs(ip_src_port
);
789 memcpy(&ip_dest_port
, nexthdr
+2, 2);
790 ip_dest_port
= ntohs(ip_dest_port
);
794 // xaok= (xip!=0) && (((xip&xnet)==(ip_src&xnet))||((xip&xnet)==(ip_dest&xnet)));
795 // saok= ((srcip==0)||((srcip&srcnet)==(ip_src&srcnet)));
796 // daok = ((destip==0)||((destip&destnet)==(ip_dest&destnet)));
797 // xpok=(xport!=0) && ((xport==ip_src_port)||(xport==ip_dest_port));
798 // spok=((srcport==0)||(srcport == ip_src_port));
799 // dpok=((destport==0)||(destport == ip_dest_port));
800 //printf("\nf:%d xa:%d sa:%d da:%d xp:%d sp:%d dp:%d",bFilter,xaok,saok,daok,xpok,spok,dpok);
801 // if (!bFilter || ( (xaok||(saok&&daok)) && (xpok||(spok&&dpok)))) {
802 if ((!bFilter
) || ((ip_proto
==47)&&gre
) ||
804 ((iProto
==0)||(ip_proto
==iProto
)) &&
806 ((xip
!=0) && (((xip
&xnet
)==(ip_src
&xnet
))||((xip
&xnet
)==(ip_dest
&xnet
)))
808 ((srcip
==0) || ((srcip
&srcnet
)==(ip_src
&srcnet
))) && ((destip
==0)||((destip
&destnet
)==(ip_dest
&destnet
)))
813 ((xport
!=0) && ((xport
==ip_src_port
)||(xport
==ip_dest_port
))
815 ((srcport
==0)||(srcport
== ip_src_port
))&&((destport
==0)||(destport
== ip_dest_port
))
821 if ((ip_proto
==47)&&gre
) {
823 DecodeGREHeader(wsabuf
, ip_hdr_len
, bytesret
,
824 srcip
,srcport
,srcnet
,destip
,destport
,destnet
,xport
,xip
,xnet
);
825 // SetIPAcc(0,0,0,0,0,0);
828 SetIPAcc(ip_src
,ip_dest
,ip_total_len
,ip_proto
,ip_src_port
,ip_dest_port
);
831 // printf("%d %ld %ld %ld %ld",ip_proto,xip,xip&xnet,ip_src&xnet,ip_dest&xnet);
833 if (! iDetail
) SetIPAcc(0,0,0,0,0,0);
837 if ((!iSum
&& ( tt
-elapsed
> iCycle
)) || !iRun
|| mostird
) {
839 if (! iDetail
) CloseIPAcc(tt
-elapsed
-1);
843 if (iFile
) f
=fopen(filename
,"a");
846 if (lNum
) { if (--lNum
<= 0) iRun
=0; }
853 strcpy(pbuf
,mypbuff
);
855 sprintf(str
,"\n%4.4d.%2.2d.%2.2d %2.2d:%2.2d:%2.2d ",
856 tmm
->tm_year
+1900,tmm
->tm_mon
+1,tmm
->tm_mday
,tmm
->tm_hour
,tmm
->tm_min
,tmm
->tm_sec
);
859 sprintf(str
,"%x:%x:%x:%x:%x:%x > %x:%x:%x:%x:%x:%x",*ohdr
,*(ohdr
+1),*(ohdr
+2),*(ohdr
+3),*(ohdr
+4),*(ohdr
+5),
860 *(ohdr
+6),*(ohdr
+7),*(ohdr
+8),*(ohdr
+9),*(ohdr
+10),*(ohdr
+11));
864 sprintf(str
," %d bytes\n%-15s>", ip_total_len
, inet_ntoa(srcaddr
.sin_addr
));
866 sprintf(str
,"%-15s", inet_ntoa(destaddr
.sin_addr
));
868 sprintf(str
," TTL:%-3d Proto:%-6s F:%d/%d TOS:%X%X\n",
869 ip_ttl
, szProto
[ip_proto
],ip_flags
,ip_frag_offset
,HI_WORD(ip_tos
), LO_WORD(ip_tos
));
871 if (iFile
) strcat(pbuf
,".");
872 strcpy(mypbuff
,pbuf
);
875 else return ip_hdr_len
;
877 if (justheader
) { if (*pbuf
) fprintf(iFile
?f
:stdout
,"%s",pbuf
); return ip_hdr_len
; }
881 j
=DecodeICMPHeader(wsabuf
, ip_hdr_len
);
884 j
=DecodeIGMPHeader(wsabuf
, ip_hdr_len
);
887 j
=DecodeTCPHeader(wsabuf
, ip_hdr_len
);
890 j
=DecodeUDPHeader(wsabuf
, ip_hdr_len
);
893 j
=DecodeGREHeader(wsabuf
, ip_hdr_len
, bytesret
,
894 srcip
,srcport
,srcnet
,destip
,destport
,destnet
,xport
,xip
,xnet
);
897 j
=0; hdr
=(BYTE
*)wsabuf
->buf
;
898 sprintf(str
," No decoder installed for protocol\n");
902 if (j
>=0) PrintRawBytes(hdr
+j
,bytesret
-j
-ip_hdr_len
-12); //(hdr-(BYTE *)(wsabuf->buf + iLnxplus)));
904 else if (*pbuf
) fprintf(iFile
?f
:stdout
,"%s",pbuf
);
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