b636d99d91
For now, printing of Sun RPC requests is disabled because we do not yet have the RPC header files. This should affect basically noone, as we do not have any RPC-based programs yet, for the same reason. Change-Id: Ie7818faaaacdc104d8b2c37a68866b4ce18247d6
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code
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* distributions retain the above copyright notice and this paragraph
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* in its entirety, and (2) distributions including binary code include
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* the above copyright notice and this paragraph in its entirety in
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* the documentation or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND
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* WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
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* LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE.
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*
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* Original code by Francesco Fondelli (francesco dot fondelli, gmail dot com)
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*/
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#define NETDISSECT_REWORKED
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <tcpdump-stdinc.h>
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#include "interface.h"
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#include "extract.h"
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/*
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* OTV header, draft-hasmit-otv-04
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*
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* 0 1 2 3
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* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* |R|R|R|R|I|R|R|R| Overlay ID |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* | Instance ID | Reserved |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*/
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void
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otv_print(netdissect_options *ndo, const u_char *bp, u_int len)
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{
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uint8_t flags;
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uint32_t overlay_id;
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uint32_t instance_id;
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if (len < 8) {
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ND_PRINT((ndo, "[|OTV]"));
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return;
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}
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flags = *bp;
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bp += 1;
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overlay_id = EXTRACT_24BITS(bp);
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bp += 3;
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instance_id = EXTRACT_24BITS(bp);
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bp += 4;
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ND_PRINT((ndo, "OTV, "));
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ND_PRINT((ndo, "flags [%s] (0x%02x), ", flags & 0x08 ? "I" : ".", flags));
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ND_PRINT((ndo, "overlay %u, ", overlay_id));
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ND_PRINT((ndo, "instance %u\n", instance_id));
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ether_print(ndo, bp, len - 8, len - 8, NULL, NULL);
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}
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