C++ (Cpp) pfring_print_parsed_pkt Examples

Example #1

File: pfring_parser_zc_issue.c Project: 9sirisak/fastnetmon

void parse_packet_pf_ring(const struct pfring_pkthdr* h, const u_char* p, const u_char* user_bytes) {
    memset((void*)&h->extended_hdr.parsed_pkt, 0, sizeof(h->extended_hdr.parsed_pkt));
    pfring_parse_pkt((u_char*)p, (struct pfring_pkthdr*)h, 4, 1, 0);

    char buffer[512];
    pfring_print_parsed_pkt(buffer, 512, p, h);
    std::cout << buffer;
}

Example #2

File: pfcount_multichannel.c Project: StevenLeRoux/PF_RING

void dummyProcesssPacket(const struct pfring_pkthdr *h,
                         const u_char *p,
                         const u_char *user_bytes)
{
   const int BUFSIZE = 4096;
   char bigbuf[BUFSIZE]; // buf into which we spew prints
   int  buflen = 0;

   long threadId = (long)user_bytes;

   if(unlikely(do_shutdown)) return;

   if(verbose) {
      int s;
      uint nsec;

      if(h->ts.tv_sec == 0) {
        memset((void*)&h->extended_hdr.parsed_pkt, 0, sizeof(struct pkt_parsing_info));
	pfring_parse_pkt((u_char*)p, (struct pfring_pkthdr*)h, 5, 1, 1);
      }

      s = (h->ts.tv_sec + thiszone) % 86400;
      nsec = h->extended_hdr.timestamp_ns % 1000;
    
      buflen += snprintf(&bigbuf[buflen], BUFSIZE - buflen,
        "%02d:%02d:%02d.%06u%03u ",
        s / 3600, (s % 3600) / 60, s % 60,
        (unsigned)h->ts.tv_usec, nsec);

#if 0
      for(i=0; i<32; i++) buflen += snprintf(&bigbuf[buflen], BUFSIZE - buflen, "%02X ", p[i]);
      printf("\n");
#endif

      buflen += snprintf(&bigbuf[buflen], BUFSIZE - buflen, "[T%lu]", threadId);

      if(use_extended_pkt_header) {
        buflen += pfring_print_parsed_pkt(&bigbuf[buflen], BUFSIZE - buflen, p, h);
      } else {
        struct ether_header *ehdr = (struct ether_header *) p;
        u_short eth_type = ntohs(ehdr->ether_type);
        if(eth_type == 0x0806) buflen += snprintf(&bigbuf[buflen], BUFSIZE - buflen, "[ARP]");
        else buflen += snprintf(&bigbuf[buflen], BUFSIZE - buflen, "[eth_type=0x%04X]", eth_type);

        buflen += snprintf(&bigbuf[buflen], BUFSIZE - buflen, "[caplen=%d][len=%d][parsed_header_len=%d]"
                "[eth_offset=%d][l3_offset=%d][l4_offset=%d][payload_offset=%d]\n",
                h->caplen, h->len, h->extended_hdr.parsed_header_len,
                h->extended_hdr.parsed_pkt.offset.eth_offset,
                h->extended_hdr.parsed_pkt.offset.l3_offset,
                h->extended_hdr.parsed_pkt.offset.l4_offset,
                h->extended_hdr.parsed_pkt.offset.payload_offset);
      }
      fputs(bigbuf, stdout);
   }

   numPkts[threadId]++, numBytes[threadId] += h->len+24 /* 8 Preamble + 4 CRC + 12 IFG */;
}