From e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:34:10 +0200 Subject: Adding upstream version 4.2.2. Signed-off-by: Daniel Baumann --- wiretap/pcapng.h | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 wiretap/pcapng.h (limited to 'wiretap/pcapng.h') diff --git a/wiretap/pcapng.h b/wiretap/pcapng.h new file mode 100644 index 00000000..3e5735d9 --- /dev/null +++ b/wiretap/pcapng.h @@ -0,0 +1,77 @@ +/** @file + * + * Wiretap Library + * Copyright (c) 1998 by Gilbert Ramirez + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef __W_PCAPNG_H__ +#define __W_PCAPNG_H__ + +#include +#include "wtap.h" +#include "ws_symbol_export.h" + +#define PCAPNG_MAGIC 0x1A2B3C4D +#define PCAPNG_SWAPPED_MAGIC 0x4D3C2B1A + +#define PCAPNG_MAJOR_VERSION 1 +#define PCAPNG_MINOR_VERSION 0 + +/* pcapng: common block header file encoding for every block type */ +typedef struct pcapng_block_header_s { + guint32 block_type; + guint32 block_total_length; + /* x bytes block_body */ + /* guint32 block_total_length */ +} pcapng_block_header_t; + +/* pcapng: section header block file encoding */ +typedef struct pcapng_section_header_block_s { + /* pcapng_block_header_t */ + guint32 magic; + guint16 version_major; + guint16 version_minor; + guint64 section_length; /* might be -1 for unknown */ + /* ... Options ... */ +} pcapng_section_header_block_t; + +/* pcapng: interface description block file encoding */ +typedef struct pcapng_interface_description_block_s { + guint16 linktype; + guint16 reserved; + guint32 snaplen; + /* ... Options ... */ +} pcapng_interface_description_block_t; + +/* pcapng: interface statistics block file encoding */ +typedef struct pcapng_interface_statistics_block_s { + guint32 interface_id; + guint32 timestamp_high; + guint32 timestamp_low; + /* ... Options ... */ +} pcapng_interface_statistics_block_t; + +/* pcapng: Decryption Secrets Block file encoding */ +typedef struct pcapng_decryption_secrets_block_s { + guint32 secrets_type; /* Secrets Type, see secrets-types.h */ + guint32 secrets_len; /* Size of variable-length secrets data. */ + /* x bytes Secrets Data. */ + /* ... Options ... */ +} pcapng_decryption_secrets_block_t; + +struct pcapng_option_header { + guint16 type; + guint16 value_length; +}; + +/* + * Minimum IDB size = minimum block size + size of fixed length portion of IDB. + */ +#define MIN_IDB_SIZE ((guint32)(MIN_BLOCK_SIZE + sizeof(pcapng_interface_description_block_t))) +#define MIN_DSB_SIZE ((guint32)(MIN_BLOCK_SIZE + sizeof(pcapng_decryption_secrets_block_t))) + +wtap_open_return_val pcapng_open(wtap *wth, int *err, gchar **err_info); + +#endif -- cgit v1.2.3