X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/0db4dcafe5ae38201d3869c96a96cb714d82ff35..a8abce5c5e2dce2ba6dbccd5d3829da104b80f9c:/print-vxlan.c?ds=sidebyside diff --git a/print-vxlan.c b/print-vxlan.c index 0c2a82e2..73875a11 100644 --- a/print-vxlan.c +++ b/print-vxlan.c @@ -18,15 +18,14 @@ /* specification: RFC 7348 */ #ifdef HAVE_CONFIG_H -#include "config.h" +#include #endif -#include +#include "netdissect-stdinc.h" #include "netdissect.h" #include "extract.h" -static const char tstr[] = " [|VXLAN]"; #define VXLAN_HDR_LEN 8 @@ -50,25 +49,26 @@ vxlan_print(netdissect_options *ndo, const u_char *bp, u_int len) uint8_t flags; uint32_t vni; + ndo->ndo_protocol = "vxlan"; if (len < VXLAN_HDR_LEN) goto trunc; - ND_TCHECK2(*bp, VXLAN_HDR_LEN); + ND_TCHECK_LEN(bp, VXLAN_HDR_LEN); - flags = *bp; + flags = EXTRACT_U_1(bp); bp += 4; - vni = EXTRACT_24BITS(bp); + vni = EXTRACT_BE_U_3(bp); bp += 4; - ND_PRINT((ndo, "VXLAN, ")); - ND_PRINT((ndo, "flags [%s] (0x%02x), ", flags & 0x08 ? "I" : ".", flags)); - ND_PRINT((ndo, "vni %u\n", vni)); + ND_PRINT("VXLAN, "); + ND_PRINT("flags [%s] (0x%02x), ", flags & 0x08 ? "I" : ".", flags); + ND_PRINT("vni %u\n", vni); ether_print(ndo, bp, len - VXLAN_HDR_LEN, ndo->ndo_snapend - bp, NULL, NULL); return; trunc: - ND_PRINT((ndo, "%s", tstr)); + nd_print_trunc(ndo); }