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/* packet-pcapng.c
* Dissector to handle pcapng file-type-specific blocks.
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <epan/packet.h>
#include <wiretap/wtap.h>
void proto_register_pcapng_block(void);
void proto_reg_handoff_pcapng_block(void);
static dissector_handle_t pcapng_block_handle;
static int proto_pcapng_block;
static dissector_table_t pcapng_block_type_dissector_table;
static int
dissect_pcapng_block(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
{
/*
* Call the dissector for the block type of this block, if there
* is one.
*/
if (!dissector_try_uint(pcapng_block_type_dissector_table,
pinfo->rec->rec_header.ft_specific_header.record_type, tvb, pinfo, tree)) {
/*
* There isn't one; just do a minimal display.
*/
col_set_str(pinfo->cinfo, COL_PROTOCOL, "PCAPNG");
col_add_fstr(pinfo->cinfo, COL_INFO, "Pcapng block, type %u",
pinfo->rec->rec_header.ft_specific_header.record_type);
proto_tree_add_item(tree, proto_pcapng_block, tvb, 0, -1, ENC_NA);
}
return tvb_captured_length(tvb);
}
void proto_register_pcapng_block(void)
{
proto_pcapng_block = proto_register_protocol("Pcapng block", "PCAPNG", "pcapng");
pcapng_block_type_dissector_table = register_dissector_table("pcapng.block_type",
"pcapng block type", proto_pcapng_block, FT_UINT32, BASE_DEC);
pcapng_block_handle = register_dissector("pcapng", dissect_pcapng_block,
proto_pcapng_block);
}
void
proto_reg_handoff_pcapng_block(void)
{
dissector_add_uint("wtap_fts_rec", wtap_pcapng_file_type_subtype(),
pcapng_block_handle);
}
/*
* Editor modelines - https://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 8
* tab-width: 8
* indent-tabs-mode: t
* End:
*
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
* :indentSize=8:tabSize=8:noTabs=false:
*/
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