X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/38700c7f24646dfbc6ac0ed529d3ed727c545cd0..39e332e70d48995195d271cabd459894e4713d64:/print-loopback.c diff --git a/print-loopback.c b/print-loopback.c index 481cf6ee..2d5fca5d 100644 --- a/print-loopback.c +++ b/print-loopback.c @@ -34,15 +34,14 @@ #include "config.h" #endif -#include +#include -#include "interface.h" +#include "netdissect.h" #include "extract.h" #include "ether.h" #include "addrtoname.h" static const char tstr[] = " [|loopback]"; -static const char cstr[] = " (corrupt)"; #define LOOPBACK_REPLY 1 #define LOOPBACK_FWDDATA 2 @@ -60,7 +59,7 @@ loopback_message_print(netdissect_options *ndo, const u_char *cp, const u_int le uint16_t function; if (len < 2) - goto corrupt; + goto invalid; /* function */ ND_TCHECK2(*cp, 2); function = EXTRACT_LE_16BITS(cp); @@ -70,7 +69,7 @@ loopback_message_print(netdissect_options *ndo, const u_char *cp, const u_int le switch (function) { case LOOPBACK_REPLY: if (len < 4) - goto corrupt; + goto invalid; /* receipt number */ ND_TCHECK2(*cp, 2); ND_PRINT((ndo, ", receipt number %u", EXTRACT_LE_16BITS(cp))); @@ -81,7 +80,7 @@ loopback_message_print(netdissect_options *ndo, const u_char *cp, const u_int le break; case LOOPBACK_FWDDATA: if (len < 8) - goto corrupt; + goto invalid; /* forwarding address */ ND_TCHECK2(*cp, ETHER_ADDR_LEN); ND_PRINT((ndo, ", forwarding address %s", etheraddr_string(ndo, cp))); @@ -96,8 +95,8 @@ loopback_message_print(netdissect_options *ndo, const u_char *cp, const u_int le } return; -corrupt: - ND_PRINT((ndo, "%s", cstr)); +invalid: + ND_PRINT((ndo, "%s", istr)); ND_TCHECK2(*cp, ep - cp); return; trunc: @@ -112,7 +111,7 @@ loopback_print(netdissect_options *ndo, const u_char *cp, const u_int len) ND_PRINT((ndo, "Loopback")); if (len < 2) - goto corrupt; + goto invalid; /* skipCount */ ND_TCHECK2(*cp, 2); skipCount = EXTRACT_LE_16BITS(cp); @@ -121,12 +120,12 @@ loopback_print(netdissect_options *ndo, const u_char *cp, const u_int len) if (skipCount % 8) ND_PRINT((ndo, " (bogus)")); if (skipCount > len - 2) - goto corrupt; + goto invalid; loopback_message_print(ndo, cp + skipCount, len - 2 - skipCount); return; -corrupt: - ND_PRINT((ndo, "%s", cstr)); +invalid: + ND_PRINT((ndo, "%s", istr)); ND_TCHECK2(*cp, ep - cp); return; trunc: