bgp: Parse BGP extended message support capability

[tcpdump] / print-ipfc.c

diff --git a/print-ipfc.c b/print-ipfc.c
index 8205c978f8a732d6330a91f16130d349a73e732a..ab5a81312f68832584634c225c3304bcae859e6f 100644 (file)
--- a/print-ipfc.c
+++ b/print-ipfc.c
@@ -31,9 +31,11 @@
 
 #include <string.h>
 
+#define ND_LONGJMP_FROM_TCHECK
 #include "netdissect.h"
 #include "addrtoname.h"
 
+
 struct ipfc_header {
        nd_byte ipfc_dhost[2+MAC_ADDR_LEN];
        nd_byte ipfc_shost[2+MAC_ADDR_LEN];
@@ -42,9 +44,9 @@ struct ipfc_header {
 #define IPFC_HDRLEN 16
 
 /* Extract src, dst addresses */
-static inline void
+static void
 extract_ipfc_addrs(const struct ipfc_header *ipfcp, char *ipfcsrc,
-    char *ipfcdst)
+                  char *ipfcdst)
 {
        /*
         * We assume that, as per RFC 2625, the lower 48 bits of the
@@ -57,11 +59,10 @@ extract_ipfc_addrs(const struct ipfc_header *ipfcp, char *ipfcsrc,
 /*
  * Print the Network_Header
  */
-static inline void
+static void
 ipfc_hdr_print(netdissect_options *ndo,
-          const struct ipfc_header *ipfcp _U_,
-          u_int length, const u_char *ipfcsrc,
-          const u_char *ipfcdst)
+              const struct ipfc_header *ipfcp _U_, u_int length,
+              const u_char *ipfcsrc, const u_char *ipfcdst)
 {
        const char *srcname, *dstname;
 
@@ -94,10 +95,8 @@ ipfc_print(netdissect_options *ndo, const u_char *p, u_int length, u_int caplen)
        struct lladdr_info src, dst;
        int llc_hdrlen;
 
-       if (caplen < IPFC_HDRLEN) {
-               ND_PRINT("[|ipfc]");
-               return (caplen);
-       }
+       ndo->ndo_protocol = "ipfc";
+       ND_TCHECK_LEN(p, IPFC_HDRLEN);
        /*
         * Get the network addresses into a canonical form
         */
@@ -136,8 +135,9 @@ ipfc_print(netdissect_options *ndo, const u_char *p, u_int length, u_int caplen)
  * 'h->len' is the length of the packet off the wire, and 'h->caplen'
  * is the number of bytes actually captured.
  */
-u_int
+void
 ipfc_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
 {
-       return (ipfc_print(ndo, p, h->len, h->caplen));
+       ndo->ndo_protocol = "ipfc";
+       ndo->ndo_ll_hdr_len += ipfc_print(ndo, p, h->len, h->caplen);
 }