diff options
author | Denis Ovsienko <infrastation@yandex.ru> | 2014-03-04 13:55:24 +0400 |
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committer | Denis Ovsienko <infrastation@yandex.ru> | 2014-03-04 14:18:55 +0400 |
commit | 121340f51409c65277b29b89d3ddbc8f1083d051 (patch) | |
tree | 7354b019a83bb09ea4601a83c613707c11105de2 /print-udld.c | |
parent | b011ece874d3cb6bf4da8837404fff67fe5217ab (diff) | |
download | tcpdump-121340f51409c65277b29b89d3ddbc8f1083d051.tar.gz |
NDOize HSRP, IGRP and UDLD decoders
Diffstat (limited to 'print-udld.c')
-rw-r--r-- | print-udld.c | 32 |
1 files changed, 14 insertions, 18 deletions
diff --git a/print-udld.c b/print-udld.c index 4f26c6b2..7bc8acec 100644 --- a/print-udld.c +++ b/print-udld.c @@ -24,12 +24,8 @@ #include <tcpdump-stdinc.h> -#include <stdio.h> -#include <string.h> - -#include "interface.h" +#include "netdissect.h" #include "extract.h" -#include "nlpid.h" #define UDLD_HEADER_LEN 4 #define UDLD_DEVICE_ID_TLV 0x0001 @@ -82,7 +78,7 @@ static const struct tok udld_flags_values[] = { #define UDLD_EXTRACT_OPCODE(x) ((x)&0x1f) void -udld_print (const u_char *pptr, u_int length) +udld_print (netdissect_options *ndo, const u_char *pptr, u_int length) { int code, type, len; const u_char *tptr; @@ -92,33 +88,33 @@ udld_print (const u_char *pptr, u_int length) tptr = pptr; - if (!TTEST2(*tptr, UDLD_HEADER_LEN)) + if (!ND_TTEST2(*tptr, UDLD_HEADER_LEN)) goto trunc; code = UDLD_EXTRACT_OPCODE(*tptr); - printf("UDLDv%u, Code %s (%x), Flags [%s] (0x%02x), length %u", + ND_PRINT((ndo, "UDLDv%u, Code %s (%x), Flags [%s] (0x%02x), length %u", UDLD_EXTRACT_VERSION(*tptr), tok2str(udld_code_values, "Reserved", code), code, bittok2str(udld_flags_values, "none", *(tptr+1)), *(tptr+1), - length); + length)); /* * In non-verbose mode, just print version and opcode type */ - if (vflag < 1) { + if (ndo->ndo_vflag < 1) { return; } - printf("\n\tChecksum 0x%04x (unverified)", EXTRACT_16BITS(tptr+2)); + ND_PRINT((ndo, "\n\tChecksum 0x%04x (unverified)", EXTRACT_16BITS(tptr+2))); tptr += UDLD_HEADER_LEN; while (tptr < (pptr+length)) { - if (!TTEST2(*tptr, 4)) + if (!ND_TTEST2(*tptr, 4)) goto trunc; type = EXTRACT_16BITS(tptr); @@ -131,25 +127,25 @@ udld_print (const u_char *pptr, u_int length) return; } - printf("\n\t%s (0x%04x) TLV, length %u", + ND_PRINT((ndo, "\n\t%s (0x%04x) TLV, length %u", tok2str(udld_tlv_values, "Unknown", type), - type, len); + type, len)); switch (type) { case UDLD_DEVICE_ID_TLV: case UDLD_PORT_ID_TLV: case UDLD_ECHO_TLV: case UDLD_DEVICE_NAME_TLV: - printf(", %s", tptr); + ND_PRINT((ndo, ", %s", tptr)); break; case UDLD_MESSAGE_INTERVAL_TLV: case UDLD_TIMEOUT_INTERVAL_TLV: - printf(", %us", (*tptr)); + ND_PRINT((ndo, ", %us", (*tptr))); break; case UDLD_SEQ_NUMBER_TLV: - printf(", %u", EXTRACT_32BITS(tptr)); + ND_PRINT((ndo, ", %u", EXTRACT_32BITS(tptr))); break; default: @@ -161,7 +157,7 @@ udld_print (const u_char *pptr, u_int length) return; trunc: - printf("[|udld]"); + ND_PRINT((ndo, "[|udld]")); } /* |