print-sflow.c (9b3ece1c2eb92a881cb2553271e123382bfe31c1) print-sflow.c (39e421e8cedb2a1e819ab3f703a22b4c3da76b61)
1/*
2 * Copyright (c) 1998-2007 The TCPDUMP project
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that: (1) source code
6 * distributions retain the above copyright notice and this paragraph
7 * in its entirety, and (2) distributions including binary code include
8 * the above copyright notice and this paragraph in its entirety in

--- 867 unchanged lines hidden (view full) ---

876 const u_char *tptr;
877 u_int tlen;
878 uint32_t sflow_sample_type, sflow_sample_len;
879 uint32_t nsamples;
880
881 tptr = pptr;
882 tlen = len;
883 sflow_datagram = (const struct sflow_datagram_t *)pptr;
1/*
2 * Copyright (c) 1998-2007 The TCPDUMP project
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that: (1) source code
6 * distributions retain the above copyright notice and this paragraph
7 * in its entirety, and (2) distributions including binary code include
8 * the above copyright notice and this paragraph in its entirety in

--- 867 unchanged lines hidden (view full) ---

876 const u_char *tptr;
877 u_int tlen;
878 uint32_t sflow_sample_type, sflow_sample_len;
879 uint32_t nsamples;
880
881 tptr = pptr;
882 tlen = len;
883 sflow_datagram = (const struct sflow_datagram_t *)pptr;
884 if (len < sizeof(struct sflow_datagram_t)) {
885 ND_TCHECK(sflow_datagram->version);
886 ND_PRINT((ndo, "sFlowv%u", EXTRACT_32BITS(sflow_datagram->version)));
887 ND_PRINT((ndo, " [length %u < %zu]",
888 len, sizeof(struct sflow_datagram_t)));
889 ND_PRINT((ndo, " (invalid)"));
890 return;
891 }
884 ND_TCHECK(*sflow_datagram);
885
886 /*
887 * Sanity checking of the header.
888 */
889 if (EXTRACT_32BITS(sflow_datagram->version) != 5) {
890 ND_PRINT((ndo, "sFlow version %u packet not supported",
891 EXTRACT_32BITS(sflow_datagram->version)));

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911 EXTRACT_32BITS(sflow_datagram->agent_id),
912 EXTRACT_32BITS(sflow_datagram->seqnum),
913 EXTRACT_32BITS(sflow_datagram->uptime),
914 nsamples,
915 len));
916
917 /* skip Common header */
918 tptr += sizeof(const struct sflow_datagram_t);
892 ND_TCHECK(*sflow_datagram);
893
894 /*
895 * Sanity checking of the header.
896 */
897 if (EXTRACT_32BITS(sflow_datagram->version) != 5) {
898 ND_PRINT((ndo, "sFlow version %u packet not supported",
899 EXTRACT_32BITS(sflow_datagram->version)));

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919 EXTRACT_32BITS(sflow_datagram->agent_id),
920 EXTRACT_32BITS(sflow_datagram->seqnum),
921 EXTRACT_32BITS(sflow_datagram->uptime),
922 nsamples,
923 len));
924
925 /* skip Common header */
926 tptr += sizeof(const struct sflow_datagram_t);
927
928 if(tlen <= sizeof(const struct sflow_datagram_t)) goto trunc;
919 tlen -= sizeof(const struct sflow_datagram_t);
920
921 while (nsamples > 0 && tlen > 0) {
922 sflow_sample = (const struct sflow_sample_header *)tptr;
923 ND_TCHECK(*sflow_sample);
924
925 sflow_sample_type = (EXTRACT_32BITS(sflow_sample->format)&0x0FFF);
926 sflow_sample_len = EXTRACT_32BITS(sflow_sample->len);

--- 65 unchanged lines hidden --- 		929 tlen -= sizeof(const struct sflow_datagram_t);
930
931 while (nsamples > 0 && tlen > 0) {
932 sflow_sample = (const struct sflow_sample_header *)tptr;
933 ND_TCHECK(*sflow_sample);
934
935 sflow_sample_type = (EXTRACT_32BITS(sflow_sample->format)&0x0FFF);
936 sflow_sample_len = EXTRACT_32BITS(sflow_sample->len);

--- 65 unchanged lines hidden ---