X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=openwrt%2Fpackage%2Fpipacs%2Fsrc%2Fparser.c;fp=openwrt%2Fpackage%2Fpipacs%2Fsrc%2Fparser.c;h=0000000000000000000000000000000000000000;hp=330d7cd0aa20c852e2a4e65c1c980b6a9eb12105;hb=42a8cadf400911eacb4a981c3496e565267a35fe;hpb=244b1f9d20092144ee161adee420252b1deaee82 diff --git a/openwrt/package/pipacs/src/parser.c b/openwrt/package/pipacs/src/parser.c deleted file mode 100644 index 330d7cd0aa..0000000000 --- a/openwrt/package/pipacs/src/parser.c +++ /dev/null @@ -1,907 +0,0 @@ -#include -#include -#include -#include -//#include -#include "parser.h" - -#define printit - -extern BOOL bFilter; -extern int iline; -extern char * author; -extern char myipname[]; -extern int justheader; -extern int gre,sortbysize,fromip,toip; -int nomac=1; -int mostird=0; -char mypbuff[2048]; -// accounting variables -#define MAXHASH 0xffff -#define MAXTCPPORT 4096 -unsigned long *iph=NULL; //[MAXHASH]; - -typedef struct { - unsigned short from; - unsigned short to; - unsigned long byte; - unsigned short pkt; - unsigned short sport; - unsigned short dport; -} ta; - -ta *acc = NULL; -unsigned long tcppb[MAXTCPPORT]; -unsigned long tcppp[MAXTCPPORT]; -unsigned long typp[255]; -unsigned long typb[255]; -unsigned long udpb,tcpb,udpp,tcpp; -time_t elapsed=0; -int iCycle=10; -int iScreen=1; -int iFile=0; -long lNum=0; -char filename[128]; -char intlist[128]; -int iRun=1; -int iDetail=0; -FILE *f=NULL; -int iProto=0; -int iSum=0; -char execname[255]; -char pbuf[8196]; -char str[255]; -extern char pattern[]; -#ifndef LINUX -int iLnxplus=0; // Windows buffer without the MAC frame ! -#else -int iLnxplus=14; // Linux plus IP header len =14 !!! -#endif -// -// A list of protocol types in the IP protocol header -// -char *szProto[255] = {"IP", // 0 - "ICMP", // 1 - "IGMP", // 2 - "GGP", // 3 - "IP", // 4 - "ST", // 5 - "TCP", // 6 - "UCL", // 7 - "EGP", // 8 - "IGP", // 9 - "BBN-RCC-MON", // 10 - "NVP-II", // 11 - "PUP", // 12 - "ARGUS", // 13 - "EMCON", // 14 - "XNET", // 15 - "CHAOS", // 16 - "UDP", // 17 - "MUX", // 18 - "DCN-MEAS", // 19 - "HMP", // 20 - "PRM", // 21 - "XNS-IDP", // 22 - "TRUNK-1", // 23 - "TRUNK-2", // 24 - "LEAF-1", // 25 - "LEAF-2", // 26 - "RDP", // 27 - "IRTP", // 28 - "ISO-TP4", // 29 - "NETBLT", // 30 - "MFE-NSP", // 31 - "MERIT-INP", // 32 - "SEP", // 33 - "3PC", // 34 - "IDPR", // 35 - "XTP", // 36 - "DDP", // 37 - "IDPR-CMTP", // 38 - "TP++", // 39 - "IL", // 40 - "SIP", // 41 - "SDRP", // 42 - "SIP-SR", // 43 - "SIP-FRAG", // 44 - "IDRP", // 45 - "RSVP", // 46 - "GRE", // 47 - "MHRP", // 48 - "BNA", // 49 - "IPSEC-ESP", // 50 - "IPSEC-AH", // 51 - "I-NLSP", // 52 - "SWIPE", // 53 - "NHRP", // 54 - "?55?", // 55 - "?56?", // 56 - "SKIO", // 57 - "V6ICMP", // 58 - "V6NoNXT", // 59 - "V6OPT", // 60 - "int.host", // 61 - "CFTP", // 62 - "loc.net", // 63 - "SAT-EXPAK", // 64 - "KRYPTOLAN", // 65 - "RVD", // 66 - "IPPC", // 67 - "dist.fs", // 68 - "SAT-MON", // 69 - "VISA", // 70 - "IPCV", // 71 - "CPNX", // 72 - "CPHB", // 73 - "WSN", // 74 - "PVP", // 75 - "BR-SAT-MON", // 76 - "SUN-ND", // 77 - "WB-MON", // 78 - "WB-EXPAK", // 79 - "ISO-IP", // 80 - "VMTP", // 81 - "SECURE-VMTP",// 82 - "VINES", // 83 - "TTP", // 84 - "NSFNET-IGP", // 85 - "DGP", // 86 - "TCF", // 87 - "IGRP", // 88 - "OSPF", // 89 - "Sprite-RPC", // 90 - "LARP", // 91 - "MTP", // 92 - "AX.25", // 93 - "IPIP", // 94 - "MICP", // 95 - "SCC-SP", // 96 - "ETHERIP", // 97 - "ENCAP", // 98 - "priv.enc", // 99 - "GMTP" // 99 - }; -// -// The types of IGMP messages -// -char *szIgmpType[] = {"", - "Host Membership Query", - "HOst Membership Report", - "", - "", - "", - "Version 2 Membership Report", - "Leave Group", - "", - "" - }; - -// -// Function: PrintRawBytes -// -// Description: -// This function simply prints out a series of bytes -// as hexadecimal digits. -// -void PrintRawBytes(BYTE *ptr, DWORD len) -{ - int i,j; -// if (! iFile) { -*(ptr+len)=0; -if ((*pattern==0) || strstr(ptr,pattern) ) { - fprintf(iFile?f:stdout,"%s",pbuf); - fprintf(iFile?f:stdout," " ); - while (len > 0) { - for(i=0; i < 16; i++) { - fprintf(iFile?f:stdout,"%x%x ", HI_WORD(*ptr), LO_WORD(*ptr)); - len--; - ptr++; - if (len == 0) {j=i++; while(++j < 16) fprintf(iFile?f:stdout," "); break; } - } - fprintf(iFile?f:stdout," "); - for(j=0; j < i; j++) fprintf(iFile?f:stdout,"%c",isprint(*(ptr-i+j))?*(ptr-i+j):'.'); - if (len) fprintf(iFile?f:stdout,"\n "); - } -// } else { -// fwrite(ptr,sizeof(BYTE),len,f); -// } -} -} - -static char *ICMPTypeTable[]={ - "Echo Reply", "ICMP 1", "ICMP 2", "Dest Unreachable","SrcQuench", "Redirect", "6", "7","Echo Request","9","10", - "Time Exceed", "ParamPrblm", "Timestamp", "Timestamp reply","InfoRqst", "InfoRply" -}; -static char *Dstunreach[]={ -"net unreach.","host unreach.","protocol unreach.","port unreach.", -"frag needed","source route?","","" -}; -int DecodeICMPHeader(WSABUF *wsabuf, DWORD iphdrlen) { - BYTE *hdr = (BYTE *)((BYTE *)wsabuf->buf + iphdrlen + iLnxplus ); - unsigned short type,code,chksum, - id, - seq; - unsigned long resptime,r1,r2; - BYTE *hhh; - SOCKADDR_IN addr; - type=*hdr++; code=*hdr++; - sprintf(str," Type:%-12s Code:%3d,",ICMPTypeTable[type],code); - - strcat(pbuf,str); - memcpy(&chksum, hdr, 2); - hdr += 2; hhh=hdr; - memcpy(&id, hdr, 2); - hdr += 2; - memcpy(&seq, hdr, 2); - hdr+=2; -// memcpy(&resptime, hdr, 4); -// hdr+=4; - switch (type) { - case 3: - memcpy(&addr.sin_addr.s_addr, hdr+16, 4); - if (code==4 ) sprintf(str,"frag needed-Max MTU:%u at %-15s\n",ntohs(seq), inet_ntoa(addr.sin_addr)); - else sprintf(str,"%s at %-15s\n",Dstunreach[code&7],inet_ntoa(addr.sin_addr)); - hdr+=iphdrlen; - break; - case 11: - memcpy(&addr.sin_addr.s_addr, hdr+16, 4); - sprintf(str,"%s at %-15s\n",code?"frag reass. exceed":"ttl exceed",inet_ntoa(addr.sin_addr)); - hdr+=iphdrlen; - break; - case 12: - memcpy(&addr.sin_addr.s_addr, hdr+16, 4); - sprintf(str," err:%d at %-15s\n",id,inet_ntoa(addr.sin_addr)); - hdr+=iphdrlen; - break; - case 4: - memcpy(&addr.sin_addr.s_addr, hdr+16, 4); - sprintf(str," wait for %-15s\n",ntohs(id),inet_ntoa(addr.sin_addr)); - hdr+=iphdrlen; - break; - case 5: - memcpy(&addr.sin_addr.s_addr, hhh, 4); - sprintf(str," from gw: %-15s\n",inet_ntoa(addr.sin_addr)); - hdr+=iphdrlen; - break; - case 0: - case 8: - sprintf(str," Id:%3u Seq:%3u\n",ntohs(id),ntohs(seq)); - break; - case 13: - case 14: - memcpy(&resptime, hdr, 4); - hdr+=4; - memcpy(&r1, hdr, 4); - hdr+=4; - memcpy(&r2, hdr, 4); - hdr+=4; - sprintf(str," Id:%3u Seq:%3d Rec/Tr %ld/%ld ms\n",ntohs(id),ntohs(seq),ntohl(r1)-ntohl(resptime),ntohl(r2)-ntohl(resptime)); - break; - case 15: - case 16: - sprintf(str," Id:%3u Seq:%3d\n",ntohs(id),ntohs(seq)); - break; - } - strcat(pbuf,str); - return hdr-(BYTE *)(wsabuf->buf + iphdrlen + iLnxplus); -} - -// -// Function: DecodeIGMPHeader -// -// Description: -// This function takes a pointer to a buffer containing -// an IGMP packet and prints it out in a readable form. -// - -int DecodeIGMPHeader(WSABUF *wsabuf, DWORD iphdrlen) { - BYTE *hdr = (BYTE *)((BYTE *)wsabuf->buf + iphdrlen + iLnxplus); - unsigned short chksum, - version, - type, - maxresptime; - SOCKADDR_IN addr; - version = HI_WORD(*hdr); - type = LO_WORD(*hdr); - - hdr++; - maxresptime = *hdr; - hdr++; - - memcpy(&chksum, hdr, 2); - chksum = ntohs(chksum); - hdr += 2; - - memcpy(&(addr.sin_addr.s_addr), hdr, 4); - sprintf(str," IGMP HEADER:\n"); - strcat(pbuf,str); - if ((type == 1) || (type == 2)) version = 1; - else version = 2; - sprintf(str," IGMP Version = %d\n IGMP Type = %s\n",version, szIgmpType[type]); - strcat(pbuf,str); - if (version == 2) { - sprintf(str," Max Resp Time = %d\n", maxresptime); - strcat(pbuf,str); - } - sprintf(str," IGMP Grp Addr = %s\n", inet_ntoa(addr.sin_addr)); - strcat(pbuf,str); - - return 8; -} - -// -// Function: DecodeUDPHeader -// -// Description: -// This function takes a buffer which points to a UDP -// header and prints it out in a readable form. -// -int DecodeUDPHeader(WSABUF *wsabuf, DWORD iphdrlen) { - BYTE *hdr = (BYTE *)((BYTE *)wsabuf->buf + iphdrlen + iLnxplus); - unsigned short shortval, - udp_src_port, - udp_dest_port, - udp_len, - udp_chksum; - memcpy(&shortval, hdr, 2); - udp_src_port = ntohs(shortval); - hdr += 2; - - memcpy(&shortval, hdr, 2); - udp_dest_port = ntohs(shortval); - hdr += 2; - - memcpy(&shortval, hdr, 2); - udp_len = ntohs(shortval); - hdr += 2; - - memcpy(&shortval, hdr, 2); - udp_chksum = ntohs(shortval); - hdr += 2; - - sprintf(str," UDP: SPort: %-05d | DPort: %-05d",udp_src_port, udp_dest_port); - strcat(pbuf,str); - sprintf(str," | Len: %-05d | CSum: 0x%08x\n",udp_len, udp_chksum); - strcat(pbuf,str); - return hdr-(BYTE *)(wsabuf->buf + iphdrlen + iLnxplus); -} - -// -// Function: DecodeTCPHeader -// -// Description: -// This function takes a buffer pointing to a TCP header -// and prints it out in a readable form. -// -int DecodeTCPHeader(WSABUF *wsabuf, DWORD iphdrlen) { - BYTE *hdr = (BYTE *)((BYTE *)wsabuf->buf + iphdrlen + iLnxplus); - unsigned short shortval; - unsigned long longval; - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); - sprintf(str," TCP: SPort: %u", shortval); - strcat(pbuf,str); - hdr += 2; - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); - sprintf(str," DPort: %u", shortval); - strcat(pbuf,str); - hdr += 2; - - memcpy(&longval, hdr, 4); - longval = ntohl(longval); - sprintf(str," Seq: %lX", longval); - strcat(pbuf,str); - hdr += 4; - - memcpy(&longval, hdr, 4); - longval = ntohl(longval); - sprintf(str," ACK: %lX", longval); - strcat(pbuf,str); - hdr += 4; -// printf(" Header Len : %d (bytes %d)\n", HI_WORD(*hdr), (HI_WORD(*hdr) * 4)); - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval) & 0x3F; - sprintf(str," Flags: "); - strcat(pbuf,str); - if (shortval & 0x20) strcat(pbuf,"URG "); - if (shortval & 0x10) strcat(pbuf,"ACK "); - if (shortval & 0x08) strcat(pbuf,"PSH "); - if (shortval & 0x04) strcat(pbuf,"RST "); - if (shortval & 0x02) strcat(pbuf,"SYN "); - if (shortval & 0x01) strcat(pbuf,"FIN "); - strcat(pbuf,"\n"); - hdr += 2; - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); -// printf(" Window size: %d\n", shortval); - hdr += 2; - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); -// printf(" TCP Chksum : %d\n", shortval); - hdr += 2; - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); - hdr += 2; -// printf(" Urgent ptr : %d\n", shortval); - - return hdr-(BYTE *)(wsabuf->buf + iphdrlen + iLnxplus); -} - -int DecodeGREHeader(WSABUF *wsabuf, DWORD iphdrlen,DWORD bytesret, - unsigned int srcip, unsigned short srcport, unsigned long srcnet,unsigned int destip, unsigned short destport, unsigned long destnet, - unsigned short xport,unsigned int xip, unsigned long xnet) - { - BYTE *hdr = (BYTE *)((BYTE *)wsabuf->buf + iphdrlen + iLnxplus); - unsigned short shortval; - unsigned long longval; - int ipe; - BYTE *orihdr; - char *sstr; - SOCKADDR_IN srcaddr; - - orihdr=hdr; - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); - sprintf(str," GRE Flag: %u Prot:", shortval); - strcat(mypbuff,str); - hdr += 2; - - memcpy(&shortval, hdr, 2); - shortval = ntohs(shortval); - ipe=0; - sstr=str; -// sprintf(str," Prot: %u", shortval); - switch ( shortval ) { - case 4: sstr="SNA"; - break; - case 0xfe: sstr="OSI"; - break; - case 0x200: sstr="PUP"; - break; - case 0x600: sstr="XNS"; - break; - case 0x800: sstr="IP"; - ipe=1; - break; - case 0x804: sstr="Chaos"; - break; - case 0x806: sstr="ARP"; - break; - case 0x6558: sstr="Tr.bridge"; - break; - default: sprintf(str,"%u", shortval); - break; - } - hdr += 2; - strcat(mypbuff,sstr); - if (ipe && gre) { - int plusment,jj,protoment; - plusment=iLnxplus; - protoment=iProto; - if (iProto==47) iProto=0; - iLnxplus+=4; - nomac=0; - iLnxplus=plusment+24; - DecodeIPHeader(wsabuf,srcip,srcport,srcnet,destip,destport,destnet,bytesret,xport,xip,xnet); - nomac=1; - iLnxplus=plusment; - iProto=protoment; - } -return -1; -// return hdr-(BYTE *)(wsabuf->buf + iphdrlen + iLnxplus); -} - - -int ClearIPAcc() { - unsigned long i; - ta *tai; - for(i=0;ifrom=tai->to=0; tai++; } - for (i=0;ibyte > d2->byte) return -1; - if (d1->byte < d2->byte) return 1; - return 0; -} -int countsort(const void *s1, const void *s2) { // sorting tale in packet count order - ta *d1; - ta *d2; - d1= (ta *)s1; d2=(ta *)s2; - if (d1->pkt > d2->pkt) return -1; - if (d1->pkt < d2->pkt) return 1; - return 0; -} -int CloseIPAcc( long ti) { - unsigned long i; - ta *tai; - SOCKADDR_IN srcaddr; - SOCKADDR_IN dstaddr; - float ff; - char str[16]; - unsigned long j,k,l; - int lin=0; - int linn; - - time(&elapsed); - if (iFile) f=fopen(filename,"w+"); - k=0; - if (sortbysize) qsort(acc,MAXHASH,sizeof(ta),bytesort); - else qsort(acc,MAXHASH,sizeof(ta),countsort); - ff=0.0; - for (i=0;i<255;i++) ff+=typb[i]; - for (i=0; ifrom!=0) && (tai->to!=0)) ++k; - } - if (iScreen) { -#ifndef LINUX - system("cls"); -#else - system("clear"); -// printf("\033[1~"); -#endif - printf("%-16s Speed: %5.2f Kbit/s , %ld IP pairs / %ld secs. %s@%s.hu",myipname,ff/ti/1024*8,k,ti,author,author); - printf("\nProt:"); j=0; ++lin; - while (1) { - l=k=0; - for (i=0;i<100;i++) if ( typb[i]>k) { k=typb[i]; l=i; } - if (k==0) break; - if ((j>0) && ((j%3)==0)) { printf("\n "); ++lin; } - if (k>1024*1024) printf(" %-8.8s:%5.1fk/%-6.1f M",szProto[l],(float)typp[l]/1024,(float)k/(1024*1024)); - else if (k>1024) printf(" %-8.8s:%5ld/%-6.1f k",szProto[l],typp[l],(float)k/1024); - else printf(" %-8.8s:%5ld/%-8ld",szProto[l],typp[l],k); - typb[l]=0; - ++j; - } - printf("\nPort:"); j=0; ++lin; - k=0; linn=lin; - while (1) { - l=k=0; - for (i=0;ik) { k=tcppb[i]; l=i; } - if (k==0) break; - if (j && (j%4)==0) { - if (lin >= linn+1) break; - printf("\n "); - ++lin; - } - if (k>1024*1024) printf(" %04d:%4.1fk/%-5.1f M",l,(float)tcppp[l]/1024,(float)k/(1024*1024)); - else if (k>1024) printf(" %04d:%4ld/%-5.1f k",l,tcppp[l],(float)k/1024); - else printf(" %04d:%4ld/%-7ld",l,tcppp[l],k); - tcppb[l]=0; - ++j; - } - } else if (f) { - 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); - fprintf(f,"\nProt:"); j=0; - while (1) { - l=k=0; - for (i=0;i<100;i++) if ( typb[i]>k) { k=typb[i]; l=i; } - if (k==0) break; - if (k>1024*1024) fprintf(f," %-8.8s:%5.1fk/%-6.1f M",szProto[l],(float)typp[l]/1024,(float)k/(1024*1024)); - else if (k>1024) fprintf(f," %-8.8s:%5ld/%-6.1f k",szProto[l],typp[l],(float)k/1024); - else fprintf(f," %-8.8s:%5ld/%-8ld",szProto[l],typp[l],k); - typb[l]=0; - ++j; - } - printf("\nPort:"); j=0; - k=0; linn=lin; - while (1) { - l=k=0; - for (i=0;ik) { k=tcppb[i]; l=i; } - if (k==0) break; - if (k>1024*1024) fprintf(f," %04d:%4.1fk/%-5.1f M",l,(float)tcppp[l]/1024,(float)k/(1024*1024)); - else if (k>1024) fprintf(f," %04d:%4ld/%-5.1f k",l,tcppp[l],(float)k/1024); - else fprintf(f," %04d:%4ld/%-7ld",l,tcppp[l],k); - tcppb[l]=0; - ++j; - } - } - - for (i=0; ifrom!=0) && (tai->to!=0)) { ++k; - if (!iSum) { - dstaddr.sin_addr.s_addr = htonl(*(iph+tai->from)); - srcaddr.sin_addr.s_addr = htonl(*(iph+(tai->to))); - strcpy(str,inet_ntoa(dstaddr.sin_addr)); - if (iScreen && (++linpkt,tai->byte,((float)tai->byte)/ti/1024*8); - if (f) fprintf(f,"%-15s\t%-15s\t%d\t%ld\n",str,inet_ntoa(srcaddr.sin_addr),tai->pkt,tai->byte); - } - } - } - if (iScreen) printf("\n"); -#ifdef LINUX - if (iScreen) fflush(stdout); -#endif - ClearIPAcc(); - if (f) { - char cmdline[255]; - fclose(f); -// if (*execname) _spawnle(_P_NOWAIT,execname,execname,filename); -// if (*execname) _execl(execname,execname); - if (*execname) { -#ifndef LINUX - sprintf(cmdline,"%s %s",execname,filename); -#else - sprintf(cmdline,"%s %s",execname,filename); -#endif - system(cmdline); -// iRun=0; - } - } - f=NULL; - return 0; -} - -unsigned short FindIPHash( unsigned long ip ) { - unsigned short hashval; - unsigned long *ipt; - - hashval = (unsigned short)(((ip&0xFFFF0000)>>16) ^ (ip&0x0000FFFF)); - ipt=iph + hashval; - while (*ipt != 0 && (*ipt!=ip)) { ipt++; hashval++; } - if (*ipt==0) *ipt=ip; - return hashval; -} - -unsigned short SetIPAcc( unsigned long src, unsigned long dst, unsigned long byte, unsigned short typ, unsigned short sport, unsigned short dport) { - unsigned short from,to,hash; - ta *tai; - hash=0; - if (src) { - - if (fromip) from=FindIPHash(src); else from=-1; - if (toip) to=FindIPHash(dst); else to=-1; - hash=from^to; - tai=acc + hash; - while ( ((tai->from!=from) && (tai->to!=to)) && ((tai->from!=0) && (tai->to!=0)) ) {tai++; hash++; } - if ((tai->from==0)&&(tai->to==0)) { - tai->byte=byte; tai->from=from; tai->to=to; tai->pkt=1; - } else { tai->byte+=byte; tai->pkt++; } - - typp[typ]++; - typb[typ]+=byte; - if ((sport>0) && (sport0) && (dportbuf, - *nexthdr = NULL, - *ohdr; - unsigned short shortval; - SOCKADDR_IN srcaddr, - destaddr; - - unsigned short ip_version, - ip_hdr_len, - ip_tos, - ip_total_len, - ip_id, - ip_flags, - ip_ttl, - ip_frag_offset, - ip_proto, - ip_hdr_chksum, - ip_src_port, - ip_dest_port; - unsigned int ip_src, - ip_dest; - BOOL bPrint = FALSE; - char ip_prtype=0; - int j; - time_t tt; - struct tm *tmm; - - ohdr=hdr; - if (iLnxplus) ip_prtype=*(hdr+iLnxplus-1); - if (ip_prtype) return 0; - hdr += iLnxplus; - ip_version = HI_WORD(*hdr); - ip_hdr_len = LO_WORD(*hdr) * 4; - nexthdr = (BYTE *)((BYTE *)hdr + ip_hdr_len); - hdr++; - - ip_tos = *hdr; - hdr++; - - memcpy(&shortval, hdr, 2); - ip_total_len = ntohs(shortval); - hdr += 2; - - memcpy(&shortval, hdr, 2); - ip_id = ntohs(shortval); - hdr += 2; - - ip_flags = ((*hdr) >> 5); - - memcpy(&shortval, hdr, 2); - ip_frag_offset = ((ntohs(shortval)) & 0x1FFF); - hdr += 2; - - ip_ttl = *hdr; - hdr++; - - ip_proto = *hdr; - hdr++; - - memcpy(&shortval, hdr, 2); - ip_hdr_chksum = ntohs(shortval); - hdr += 2; - - memcpy(&srcaddr.sin_addr.s_addr, hdr, 4); - ip_src = ntohl(srcaddr.sin_addr.s_addr); - hdr += 4; - - memcpy(&destaddr.sin_addr.s_addr, hdr, 4); - ip_dest = ntohl(destaddr.sin_addr.s_addr); - hdr += 4; - // - // If packet is UDP, TCP, or IGMP read ahead and - // get the port values. - // - ip_src_port=ip_dest_port=0; - if (((ip_proto == 2) || - (ip_proto == 6) || - (ip_proto == 17)) ) //&& bFilter) - { - memcpy(&ip_src_port, nexthdr, 2); - ip_src_port = ntohs(ip_src_port); - memcpy(&ip_dest_port, nexthdr+2, 2); - ip_dest_port = ntohs(ip_dest_port); - - }; - bPrint = 0; -// xaok= (xip!=0) && (((xip&xnet)==(ip_src&xnet))||((xip&xnet)==(ip_dest&xnet))); -// saok= ((srcip==0)||((srcip&srcnet)==(ip_src&srcnet))); -// daok = ((destip==0)||((destip&destnet)==(ip_dest&destnet))); -// xpok=(xport!=0) && ((xport==ip_src_port)||(xport==ip_dest_port)); -// spok=((srcport==0)||(srcport == ip_src_port)); -// dpok=((destport==0)||(destport == ip_dest_port)); -//printf("\nf:%d xa:%d sa:%d da:%d xp:%d sp:%d dp:%d",bFilter,xaok,saok,daok,xpok,spok,dpok); -// if (!bFilter || ( (xaok||(saok&&daok)) && (xpok||(spok&&dpok)))) { -if ((!bFilter) || ((ip_proto==47)&&gre) || - ( - ((iProto==0)||(ip_proto==iProto)) && - ( - ((xip!=0) && (((xip&xnet)==(ip_src&xnet))||((xip&xnet)==(ip_dest&xnet))) - ) || ( - ((srcip==0) || ((srcip&srcnet)==(ip_src&srcnet))) && ((destip==0)||((destip&destnet)==(ip_dest&destnet))) - ) - ) - && - ( - ((xport!=0) && ((xport==ip_src_port)||(xport==ip_dest_port)) - ) || ( - ((srcport==0)||(srcport == ip_src_port))&&((destport==0)||(destport == ip_dest_port)) - ) - ) - ) - ) { - if (! iDetail) { - if ((ip_proto==47)&&gre) { - *mypbuff=0; - DecodeGREHeader(wsabuf, ip_hdr_len, bytesret, - srcip,srcport,srcnet,destip,destport,destnet,xport,xip,xnet); -// SetIPAcc(0,0,0,0,0,0); - return ip_hdr_len; - } - SetIPAcc(ip_src,ip_dest,ip_total_len,ip_proto,ip_src_port,ip_dest_port); - } - else bPrint=TRUE; -// printf("%d %ld %ld %ld %ld",ip_proto,xip,xip&xnet,ip_src&xnet,ip_dest&xnet); - } else { - if (! iDetail) SetIPAcc(0,0,0,0,0,0); -// else bPrint=TRUE; - } - time(&tt); - if ((!iSum && ( tt-elapsed > iCycle)) || !iRun || mostird) { - mostird=0; - if (! iDetail) CloseIPAcc(tt-elapsed-1); - else { - time(&elapsed); - if (f) fclose(f); - if (iFile) f=fopen(filename,"a"); - } - } - if (lNum) { if (--lNum <= 0) iRun=0; } - - // - *pbuf=0; - if (bPrint) { - tmm=localtime(&tt); -if (! nomac ) { - strcpy(pbuf,mypbuff); -} else { - sprintf(str,"\n%4.4d.%2.2d.%2.2d %2.2d:%2.2d:%2.2d ", - tmm->tm_year+1900,tmm->tm_mon+1,tmm->tm_mday,tmm->tm_hour,tmm->tm_min,tmm->tm_sec); - strcat(pbuf,str); -#ifdef LINUX - 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), - *(ohdr+6),*(ohdr+7),*(ohdr+8),*(ohdr+9),*(ohdr+10),*(ohdr+11)); - strcat(pbuf,str); -#endif -} - sprintf(str," %d bytes\n%-15s>", ip_total_len, inet_ntoa(srcaddr.sin_addr)); - strcat(pbuf,str); - sprintf(str,"%-15s", inet_ntoa(destaddr.sin_addr)); - strcat(pbuf,str); - sprintf(str," TTL:%-3d Proto:%-6s F:%d/%d TOS:%X%X\n", - ip_ttl, szProto[ip_proto],ip_flags,ip_frag_offset,HI_WORD(ip_tos), LO_WORD(ip_tos)); - strcat(pbuf,str); - if (iFile) strcat(pbuf,"."); - strcpy(mypbuff,pbuf); - - } - else return ip_hdr_len; - - if (justheader) { if (*pbuf) fprintf(iFile?f:stdout,"%s",pbuf); return ip_hdr_len; } - if (iDetail) { - switch (ip_proto) { - case 1: // ICMP - j=DecodeICMPHeader(wsabuf, ip_hdr_len); - break; - case 2: // IGMP - j=DecodeIGMPHeader(wsabuf, ip_hdr_len); - break; - case 6: // TCP - j=DecodeTCPHeader(wsabuf, ip_hdr_len); - break; - case 17: // UDP - j=DecodeUDPHeader(wsabuf, ip_hdr_len); - break; - case 47: // UDP - j=DecodeGREHeader(wsabuf, ip_hdr_len, bytesret, - srcip,srcport,srcnet,destip,destport,destnet,xport,xip,xnet); - break; - default: - j=0; hdr=(BYTE *)wsabuf->buf; - sprintf(str," No decoder installed for protocol\n"); - strcat(pbuf,str); - break; - } - if (j>=0) PrintRawBytes(hdr+j,bytesret-j-ip_hdr_len-12); //(hdr-(BYTE *)(wsabuf->buf + iLnxplus))); - } - else if (*pbuf) fprintf(iFile?f:stdout,"%s",pbuf); - - return ip_hdr_len; -}