#include "dot11decrypt_system.h"
#include "ws_attributes.h"
#include <wsutil/wsgcrypt.h>

Classes
struct	_DOT11DECRYPT_MAC_FRAME

struct	_DOT11DECRYPT_MAC_FRAME_ADDR4

struct	_DOT11DECRYPT_MAC_FRAME_QOS

struct	_DOT11DECRYPT_MAC_FRAME_ADDR4_QOS

Macros
#define	DOT11DECRYPT_TYPE_MANAGEMENT 0

#define	DOT11DECRYPT_TYPE_CONTROL 1

#define	DOT11DECRYPT_TYPE_DATA 2

#define	DOT11DECRYPT_SUBTYPE_ASSOC_REQ 0

#define	DOT11DECRYPT_SUBTYPE_ASSOC_RESP 1

#define	DOT11DECRYPT_SUBTYPE_REASSOC_REQ 2

#define	DOT11DECRYPT_SUBTYPE_REASSOC_RESP 3

#define	DOT11DECRYPT_SUBTYPE_PROBE_REQ 4

#define	DOT11DECRYPT_SUBTYPE_PROBE_RESP 5

#define	DOT11DECRYPT_SUBTYPE_MEASUREMENT_PILOT 6

#define	DOT11DECRYPT_SUBTYPE_BEACON 8

#define	DOT11DECRYPT_SUBTYPE_ATIM 9

#define	DOT11DECRYPT_SUBTYPE_DISASS 10

#define	DOT11DECRYPT_SUBTYPE_AUTHENTICATION 11

#define	DOT11DECRYPT_SUBTYPE_DEAUTHENTICATION 12

#define	DOT11DECRYPT_SUBTYPE_ACTION 13

#define	DOT11DECRYPT_SUBTYPE_ACTION_NO_ACK 14

#define	DOT11DECRYPT_CIPHER_USE_GROUP 0

#define	DOT11DECRYPT_CIPHER_WEP40 1

#define	DOT11DECRYPT_CIPHER_TKIP 2

#define	DOT11DECRYPT_CIPHER_CCMP 4

#define	DOT11DECRYPT_CIPHER_WEP104 5

#define	DOT11DECRYPT_CIPHER_BIP_CMAC 6

#define	DOT11DECRYPT_CIPHER_GROUP_NA 7

#define	DOT11DECRYPT_CIPHER_GCMP 8

#define	DOT11DECRYPT_CIPHER_GCMP256 9

#define	DOT11DECRYPT_CIPHER_CCMP256 10

#define	DOT11DECRYPT_CIPHER_BIP_GMAC 11

#define	DOT11DECRYPT_CIPHER_BIP_GMAC256 12

#define	DOT11DECRYPT_CIPHER_BIP_CMAC256 13

#define	DOT11DECRYPT_CRYPTED_DATA_MINLEN 17

#define	DOT11DECRYPT_TA_OFFSET 10

#define	DOT11DECRYPT_TYPE(FrameControl_0) (uint8_t)((FrameControl_0 >> 2) & 0x3)

#define	DOT11DECRYPT_SUBTYPE(FrameControl_0) (uint8_t)((FrameControl_0 >> 4) & 0xF)

#define	DOT11DECRYPT_DS_BITS(FrameControl_1) (uint8_t)(FrameControl_1 & 0x3)

#define	DOT11DECRYPT_TO_DS(FrameControl_1) (uint8_t)(FrameControl_1 & 0x1)

#define	DOT11DECRYPT_FROM_DS(FrameControl_1) (uint8_t)((FrameControl_1 >> 1) & 0x1)

#define	DOT11DECRYPT_WEP(FrameControl_1) (uint8_t)((FrameControl_1 >> 6) & 0x1)

#define	DOT11DECRYPT_EXTIV(KeyID) ((KeyID >> 5) & 0x1)

#define	DOT11DECRYPT_KEY_INDEX(KeyID) ((KeyID >> 6) & 0x3) /** Used to determine TKIP group key from unicast (group = 1, unicast = 0) */

#define	DOT11DECRYPT_EAP_KEY_DESCR_VER(KeyInfo_1) ((unsigned char)(KeyInfo_1 & 0x3))

#define	DOT11DECRYPT_EAP_KEY(KeyInfo_1) ((KeyInfo_1 >> 3) & 0x1)

#define	DOT11DECRYPT_EAP_INST(KeyInfo_1) ((KeyInfo_1 >> 6) & 0x1)

#define	DOT11DECRYPT_EAP_ACK(KeyInfo_1) ((KeyInfo_1 >> 7) & 0x1)

#define	DOT11DECRYPT_EAP_MIC(KeyInfo_0) (KeyInfo_0 & 0x1)

#define	DOT11DECRYPT_EAP_SEC(KeyInfo_0) ((KeyInfo_0 >> 1) & 0x1)

#define	DOT11DECRYPT_FC1_DIR_MASK 0x03

#define	DOT11DECRYPT_FC1_DIR_DSTODS 0x03 /* AP ->AP */

#define	DOT11DECRYPT_FC0_SUBTYPE_QOS 0x80

#define	DOT11DECRYPT_FC0_TYPE_DATA 0x08

#define	DOT11DECRYPT_FC0_TYPE_MASK 0x0c

#define	DOT11DECRYPT_SEQ_FRAG_MASK 0x000f

#define	DOT11DECRYPT_QOS_HAS_SEQ(wh)

#define	DOT11DECRYPT_ADDR_COPY(dst, src) memcpy(dst, src, DOT11DECRYPT_MAC_LEN)

#define	DOT11DECRYPT_IS_4ADDRESS(wh) ((wh->fc[1] & DOT11DECRYPT_FC1_DIR_MASK) == DOT11DECRYPT_FC1_DIR_DSTODS)

#define	DOT11DECRYPT_IS_QOS_DATA(wh) DOT11DECRYPT_QOS_HAS_SEQ(wh)

Typedefs
typedef struct _DOT11DECRYPT_MAC_FRAME	DOT11DECRYPT_MAC_FRAME

typedef struct _DOT11DECRYPT_MAC_FRAME *	PDOT11DECRYPT_MAC_FRAME

typedef struct _DOT11DECRYPT_MAC_FRAME_ADDR4	DOT11DECRYPT_MAC_FRAME_ADDR4

typedef struct _DOT11DECRYPT_MAC_FRAME_ADDR4 *	PDOT11DECRYPT_MAC_FRAME_ADDR4

typedef struct _DOT11DECRYPT_MAC_FRAME_QOS	DOT11DECRYPT_MAC_FRAME_QOS

typedef struct _DOT11DECRYPT_MAC_FRAME_QOS *	PDOT11DECRYPT_MAC_FRAME_QOS

typedef struct _DOT11DECRYPT_MAC_FRAME_ADDR4_QOS	DOT11DECRYPT_MAC_FRAME_ADDR4_QOS

typedef struct _DOT11DECRYPT_MAC_FRAME_ADDR4_QOS *	PDOT11DECRYPT_MAC_FRAME_ADDR4_QOS

Functions
int	Dot11DecryptCcmpDecrypt (uint8_t m, int mac_header_len, int len, uint8_t TK1, int tk_len, int mic_len)

int	Dot11DecryptGcmpDecrypt (uint8_t m, int mac_header_len, int len, uint8_t TK1, int tk_len)

int	Dot11DecryptTkipDecrypt (unsigned char *tkip_mpdu, size_t mpdu_len, unsigned char TA[DOT11DECRYPT_MAC_LEN], unsigned char TK[DOT11DECRYPT_TK_LEN])

Detailed Description

SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)

Macro Definition Documentation

◆ DOT11DECRYPT_EXTIV

#define DOT11DECRYPT_EXTIV ( KeyID ) ((KeyID >> 5) & 0x1)

Get the Key ID from the Initialization Vector (last byte)

◆ DOT11DECRYPT_QOS_HAS_SEQ

#define DOT11DECRYPT_QOS_HAS_SEQ ( wh )

Value:

    (((wh)->fc[0] & \
    (DOT11DECRYPT_FC0_TYPE_MASK | DOT11DECRYPT_FC0_SUBTYPE_QOS)) == \
    (DOT11DECRYPT_FC0_TYPE_DATA | DOT11DECRYPT_FC0_SUBTYPE_QOS))

◆ DOT11DECRYPT_TYPE

#define DOT11DECRYPT_TYPE ( FrameControl_0 ) (uint8_t)((FrameControl_0 >> 2) & 0x3)

Macros to get various bits of a 802.11 control frame

Classes

Macros

Typedefs

Functions

Detailed Description

Macro Definition Documentation

◆ DOT11DECRYPT_EXTIV

◆ DOT11DECRYPT_QOS_HAS_SEQ

◆ DOT11DECRYPT_TYPE