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Stub pcapng data structures into their own headers

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XANTRONIX Development 2019-01-20 14:58:44 -06:00
parent 58b1ea1b60
commit e7b79a7118
8 changed files with 149 additions and 115 deletions
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122
include/hexagram/pcapng.h
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@ -4,119 +4,13 @@
#include <stdint.h>
#include <sys/types.h>
/*
* pcapng reader error states
*/
typedef enum {
HEXAGRAM_PCAPNG_ERROR_OK = 0,
HEXAGRAM_PCAPNG_ERROR_IO = 1,
HEXAGRAM_PCAPNG_ERROR_TRUNCATED = 2,
HEXAGRAM_PCAPNG_ERROR_FORMAT = 3,
HEXAGRAM_PCAPNG_ERROR_HANDLER = 4
} hexagram_pcapng_error;
/*
* pcapng block option types and structure
*/
#define HEXAGRAM_PCAPNG_OPTION_END 0x0
#define HEXAGRAM_PCAPNG_OPTION_COMMENT 0x1
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM1 0x0bac
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM2 0x0bad
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM3 0x4bac
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM4 0x4bad
typedef struct _hexagram_pcapng_option {
uint16_t code,
length;
} hexagram_pcapng_option;
/*
* pcapng block types and structure
*/
typedef enum {
HEXAGRAM_PCAPNG_BLOCK_SECTION = 0x0a0d0d0a,
HEXAGRAM_PCAPNG_BLOCK_IF = 0x1,
HEXAGRAM_PCAPNG_BLOCK_IF_STATS = 0x5,
HEXAGRAM_PCAPNG_BLOCK_PACKET = 0x6
} hexagram_pcapng_block_type;
typedef struct _hexagram_pcapng_block_header {
uint32_t type,
length;
} hexagram_pcapng_block_header;
typedef struct _hexagram_pcapng_block_footer {
uint32_t length;
} hexagram_pcapng_block_footer;
/*
* pcapng section block structure and byte order magic
*/
#define HEXAGRAM_PCAPNG_SECTION_MAGIC 0x1a2b3c4d
#define HEXAGRAM_PCAPNG_OPTION_SHB_HARDWARE 2
#define HEXAGRAM_PCAPNG_OPTION_SHB_OS 3
#define HEXAGRAM_PCAPNG_OPTION_SHB_USERAPPL 4
typedef struct _hexagram_pcapng_section {
uint32_t magic;
uint16_t major, minor;
uint64_t length;
} hexagram_pcapng_section;
/*
* pcapng interface description block structure
*/
#define HEXAGRAM_PCAPNG_OPTION_IF_NAME 2
#define HEXAGRAM_PCAPNG_OPTION_IF_DESCRIPTION 3
#define HEXAGRAM_PCAPNG_OPTION_IF_IPV4_ADDR 4
#define HEXAGRAM_PCAPNG_OPTION_IF_IPV6_ADDR 5
#define HEXAGRAM_PCAPNG_OPTION_IF_MAC_ADDR 6
#define HEXAGRAM_PCAPNG_OPTION_IF_EUI_ADDR 7
#define HEXAGRAM_PCAPNG_OPTION_IF_SPEED 8
#define HEXAGRAM_PCAPNG_OPTION_IF_TSRESOL 9
#define HEXAGRAM_PCAPNG_OPTION_IF_TZONE 10
#define HEXAGRAM_PCAPNG_OPTION_IF_FILTER 11
#define HEXAGRAM_PCAPNG_OPTION_IF_OS 12
#define HEXAGRAM_PCAPNG_OPTION_IF_FCSLEN 13
#define HEXAGRAM_PCAPNG_OPTION_IF_TSOFFSET 14
typedef struct _hexagram_pcapng_if {
uint16_t linktype,
reserved;
uint32_t snaplen;
} hexagram_pcapng_if;
/*
* pcapng interface statistics block structure
*/
#define HEXAGRAM_PCAPNG_OPTION_ISB_STARTTIME 2
#define HEXAGRAM_PCAPNG_OPTION_ISB_ENDTIME 3
#define HEXAGRAM_PCAPNG_OPTION_ISB_IFRECV 4
#define HEXAGRAM_PCAPNG_OPTION_ISB_IFDROP 5
#define HEXAGRAM_PCAPNG_OPTION_ISB_FILTERACCEPT 6
#define HEXAGRAM_PCAPNG_OPTION_ISB_OSDROP 7
#define HEXAGRAM_PCAPNG_OPTION_ISB_USRDELIV 8
typedef struct _hexagram_pcapng_if_stats {
uint32_t if_id,
timestamp_high,
timestamp_low;
} hexagram_pcapng_if_stats;
/*
* pcapng packet block structure
*/
#define HEXAGRAM_PCAPNG_OPTION_EPB_FLAGS 2
#define HEXAGRAM_PCAPNG_OPTION_EPB_HASH 3
#define HEXAGRAM_PCAPNG_OPTION_EPB_DROPCOUNT 4
typedef struct _hexagram_pcapng_packet {
uint32_t interface,
timestamp[2],
caplen,
origlen;
} hexagram_pcapng_packet;
#include <hexagram/pcapng/error.h>
#include <hexagram/pcapng/block.h>
#include <hexagram/pcapng/option.h>
#include <hexagram/pcapng/section.h>
#include <hexagram/pcapng/if.h>
#include <hexagram/pcapng/if_stats.h>
#include <hexagram/pcapng/packet.h>
/*
* pcapng stream reading facilities
@ -127,8 +21,6 @@ typedef int (hexagram_pcapng_block_handler)(int fd,
uint32_t type,
size_t length);
ssize_t hexagram_pcapng_stream_read(int fd,
hexagram_pcapng_block_handler *handler,
int *error);

23
include/hexagram/pcapng/block.h Normal file
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@ -0,0 +1,23 @@
#ifndef _HEXAGRAM_PCAPNG_BLOCK_H
#define _HEXAGRAM_PCAPNG_BLOCK_H
/*
* pcapng block types and structure
*/
typedef enum {
HEXAGRAM_PCAPNG_BLOCK_SECTION = 0x0a0d0d0a,
HEXAGRAM_PCAPNG_BLOCK_IF = 0x1,
HEXAGRAM_PCAPNG_BLOCK_IF_STATS = 0x5,
HEXAGRAM_PCAPNG_BLOCK_PACKET = 0x6
} hexagram_pcapng_block_type;
typedef struct _hexagram_pcapng_block_header {
uint32_t type,
length;
} hexagram_pcapng_block_header;
typedef struct _hexagram_pcapng_block_footer {
uint32_t length;
} hexagram_pcapng_block_footer;
#endif /* _HEXAGRAM_PCAPNG_BLOCK_H */

15
include/hexagram/pcapng/error.h Normal file
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@ -0,0 +1,15 @@
#ifndef _HEXAGRAM_PCAPNG_ERROR_H
#define _HEXAGRAM_PCAPNG_ERROR_H
/*
* pcapng reader error states
*/
typedef enum {
HEXAGRAM_PCAPNG_ERROR_OK = 0,
HEXAGRAM_PCAPNG_ERROR_IO = 1,
HEXAGRAM_PCAPNG_ERROR_TRUNCATED = 2,
HEXAGRAM_PCAPNG_ERROR_FORMAT = 3,
HEXAGRAM_PCAPNG_ERROR_HANDLER = 4
} hexagram_pcapng_error;
#endif /* _HEXAGRAM_PCAPNG_ERROR_H */

27
include/hexagram/pcapng/if.h Normal file
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@ -0,0 +1,27 @@
#ifndef _HEXAGRAM_PCAPNG_IF_H
#define _HEXAGRAM_PCAPNG_IF_H
/*
* pcapng interface description block structure
*/
#define HEXAGRAM_PCAPNG_OPTION_IF_NAME 2
#define HEXAGRAM_PCAPNG_OPTION_IF_DESCRIPTION 3
#define HEXAGRAM_PCAPNG_OPTION_IF_IPV4_ADDR 4
#define HEXAGRAM_PCAPNG_OPTION_IF_IPV6_ADDR 5
#define HEXAGRAM_PCAPNG_OPTION_IF_MAC_ADDR 6
#define HEXAGRAM_PCAPNG_OPTION_IF_EUI_ADDR 7
#define HEXAGRAM_PCAPNG_OPTION_IF_SPEED 8
#define HEXAGRAM_PCAPNG_OPTION_IF_TSRESOL 9
#define HEXAGRAM_PCAPNG_OPTION_IF_TZONE 10
#define HEXAGRAM_PCAPNG_OPTION_IF_FILTER 11
#define HEXAGRAM_PCAPNG_OPTION_IF_OS 12
#define HEXAGRAM_PCAPNG_OPTION_IF_FCSLEN 13
#define HEXAGRAM_PCAPNG_OPTION_IF_TSOFFSET 14
typedef struct _hexagram_pcapng_if {
uint16_t linktype,
reserved;
uint32_t snaplen;
} hexagram_pcapng_if;
#endif /* _HEXAGRAM_PCAPNG_IF_H */

21
include/hexagram/pcapng/if_stats.h Normal file
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@ -0,0 +1,21 @@
#ifndef _HEXAGRAM_PCAPNG_IF_STATS_H
#define _HEXAGRAM_PCAPNG_IF_STATS_H
/*
* pcapng interface statistics block structure
*/
#define HEXAGRAM_PCAPNG_OPTION_ISB_STARTTIME 2
#define HEXAGRAM_PCAPNG_OPTION_ISB_ENDTIME 3
#define HEXAGRAM_PCAPNG_OPTION_ISB_IFRECV 4
#define HEXAGRAM_PCAPNG_OPTION_ISB_IFDROP 5
#define HEXAGRAM_PCAPNG_OPTION_ISB_FILTERACCEPT 6
#define HEXAGRAM_PCAPNG_OPTION_ISB_OSDROP 7
#define HEXAGRAM_PCAPNG_OPTION_ISB_USRDELIV 8
typedef struct _hexagram_pcapng_if_stats {
uint32_t if_id,
timestamp_high,
timestamp_low;
} hexagram_pcapng_if_stats;
#endif /* _HEXAGRAM_PCAPNG_IF_STATS_H */

19
include/hexagram/pcapng/option.h Normal file
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@ -0,0 +1,19 @@
#ifndef _HEXAGRAM_PCAPNG_OPTION_H
#define _HEXAGRAM_PCAPNG_OPTION_H
/*
* pcapng block option types and structure
*/
#define HEXAGRAM_PCAPNG_OPTION_END 0x0
#define HEXAGRAM_PCAPNG_OPTION_COMMENT 0x1
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM1 0x0bac
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM2 0x0bad
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM3 0x4bac
#define HEXAGRAM_PCAPNG_OPTION_CUSTOM4 0x4bad
typedef struct _hexagram_pcapng_option {
uint16_t code,
length;
} hexagram_pcapng_option;
#endif /* _HEXAGRAM_PCAPNG_OPTION_H */

18
include/hexagram/pcapng/packet.h Normal file
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@ -0,0 +1,18 @@
#ifndef _HEXAGRAM_PCAPNG_PACKET_H
#define _HEXAGRAM_PCAPNG_PACKET_H
/*
* pcapng packet block structure
*/
#define HEXAGRAM_PCAPNG_OPTION_EPB_FLAGS 2
#define HEXAGRAM_PCAPNG_OPTION_EPB_HASH 3
#define HEXAGRAM_PCAPNG_OPTION_EPB_DROPCOUNT 4
typedef struct _hexagram_pcapng_packet {
uint32_t interface,
timestamp[2],
caplen,
origlen;
} hexagram_pcapng_packet;
#endif /* _HEXAGRAM_PCAPNG_PACKET_H */

19
include/hexagram/pcapng/section.h Normal file
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@ -0,0 +1,19 @@
#ifndef _HEXAGRAM_PCAPNG_SECTION_H
#define _HEXAGRAM_PCAPNG_SECTION_H
/*
* pcapng section block structure and byte order magic
*/
#define HEXAGRAM_PCAPNG_SECTION_MAGIC 0x1a2b3c4d
#define HEXAGRAM_PCAPNG_OPTION_SHB_HARDWARE 2
#define HEXAGRAM_PCAPNG_OPTION_SHB_OS 3
#define HEXAGRAM_PCAPNG_OPTION_SHB_USERAPPL 4
typedef struct _hexagram_pcapng_section {
uint32_t magic;
uint16_t major, minor;
uint64_t length;
} hexagram_pcapng_section;
#endif /* _HEXAGRAM_PCAPNG_SECTION_H */