forked from osmocom/wireshark
78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
/** @file
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*
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* Wiretap Library
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* Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu>
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef __W_PCAPNG_H__
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#define __W_PCAPNG_H__
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#include <glib.h>
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#include "wtap.h"
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#include "ws_symbol_export.h"
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#define PCAPNG_MAGIC 0x1A2B3C4D
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#define PCAPNG_SWAPPED_MAGIC 0x4D3C2B1A
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#define PCAPNG_MAJOR_VERSION 1
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#define PCAPNG_MINOR_VERSION 0
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/* pcapng: common block header file encoding for every block type */
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typedef struct pcapng_block_header_s {
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guint32 block_type;
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guint32 block_total_length;
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/* x bytes block_body */
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/* guint32 block_total_length */
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} pcapng_block_header_t;
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/* pcapng: section header block file encoding */
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typedef struct pcapng_section_header_block_s {
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/* pcapng_block_header_t */
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guint32 magic;
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guint16 version_major;
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guint16 version_minor;
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guint64 section_length; /* might be -1 for unknown */
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/* ... Options ... */
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} pcapng_section_header_block_t;
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/* pcapng: interface description block file encoding */
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typedef struct pcapng_interface_description_block_s {
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guint16 linktype;
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guint16 reserved;
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guint32 snaplen;
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/* ... Options ... */
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} pcapng_interface_description_block_t;
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/* pcapng: interface statistics block file encoding */
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typedef struct pcapng_interface_statistics_block_s {
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guint32 interface_id;
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guint32 timestamp_high;
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guint32 timestamp_low;
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/* ... Options ... */
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} pcapng_interface_statistics_block_t;
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/* pcapng: Decryption Secrets Block file encoding */
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typedef struct pcapng_decryption_secrets_block_s {
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guint32 secrets_type; /* Secrets Type, see secrets-types.h */
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guint32 secrets_len; /* Size of variable-length secrets data. */
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/* x bytes Secrets Data. */
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/* ... Options ... */
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} pcapng_decryption_secrets_block_t;
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struct pcapng_option_header {
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guint16 type;
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guint16 value_length;
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};
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/*
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* Minimum IDB size = minimum block size + size of fixed length portion of IDB.
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*/
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#define MIN_IDB_SIZE ((guint32)(MIN_BLOCK_SIZE + sizeof(pcapng_interface_description_block_t)))
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#define MIN_DSB_SIZE ((guint32)(MIN_BLOCK_SIZE + sizeof(pcapng_decryption_secrets_block_t)))
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wtap_open_return_val pcapng_open(wtap *wth, int *err, gchar **err_info);
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#endif
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