gre: add support for MikroTik Ethernet-over-IP hack.

[tcpdump] / print.c

diff --git a/print.c b/print.c
index 265eee7b8a4cd15b0f5c27a7242a6bfc90d50a58..123c842c2d8de2fa63485770eb300b53e407444f 100644 (file)
--- a/print.c
+++ b/print.c
@@ -185,7 +185,7 @@ static const struct printer printers[] = {
 #ifdef DLT_LOOP
        { null_if_print,        DLT_LOOP },
 #endif
-#if defined(DLT_PFLOG) && defined(HAVE_NET_IF_PFLOG_H)
+#ifdef DLT_PFLOG
        { pflog_if_print,       DLT_PFLOG },
 #endif
 #ifdef DLT_PKTAP
@@ -249,9 +249,7 @@ static const struct printer printers[] = {
 void
 init_print(netdissect_options *ndo, uint32_t localnet, uint32_t mask)
 {
-
        init_addrtoname(ndo, localnet, mask);
-       init_checksum();
 }
 
 if_printer
@@ -308,6 +306,11 @@ get_if_printer(int type)
        return printer;
 }
 
+#ifdef ENABLE_INSTRUMENT_FUNCTIONS
+extern int profile_func_level;
+static int pretty_print_packet_level = -1;
+#endif
+
 void
 pretty_print_packet(netdissect_options *ndo, const struct pcap_pkthdr *h,
                    const u_char *sp, u_int packets_captured)
@@ -315,6 +318,14 @@ pretty_print_packet(netdissect_options *ndo, const struct pcap_pkthdr *h,
        u_int hdrlen = 0;
        int invalid_header = 0;
 
+       if (ndo->ndo_print_sampling && packets_captured % ndo->ndo_print_sampling != 0)
+               return;
+
+#ifdef ENABLE_INSTRUMENT_FUNCTIONS
+       if (pretty_print_packet_level == -1)
+               pretty_print_packet_level = profile_func_level;
+#endif
+
        if (ndo->ndo_packet_number)
                ND_PRINT("%5u  ", packets_captured);
 
@@ -403,6 +414,10 @@ pretty_print_packet(netdissect_options *ndo, const struct pcap_pkthdr *h,
                nd_print_trunc(ndo);
                /* Print the full packet */
                ndo->ndo_ll_hdr_len = 0;
+#ifdef ENABLE_INSTRUMENT_FUNCTIONS
+               /* truncation => reassignment */
+               profile_func_level = pretty_print_packet_level;
+#endif
                break;
        }
        hdrlen = ndo->ndo_ll_hdr_len;