ProtocolPP::jzuc Class Reference

Public Types
enum	dir_t { ZUC_UPLINK =0x00 , ZUC_DOWNLINK =0x01 }

Public Member Functions
	jzuc (dir_t dir, uint8_t *key, uint32_t keylen, uint32_t count, uint8_t bearer)
	jzuc (dir_t dir, uint8_t *key, uint32_t keylen, uint8_t *iv, uint32_t ivlen)
	jzuc (dir_t dir, uint8_t *key, uint32_t keylen, uint32_t count, uint32_t bearer)
	jzuc (dir_t dir, uint8_t *key, uint32_t keylen, uint8_t *iv, uint32_t ivlen, uint32_t icvlen)
	~jzuc ()
	Standard deconstructor.
void	ProcessData (const uint8_t *input, uint8_t *output, uint32_t length)
void	ProcessData (const uint8_t *input, uint32_t length)
void	result (uint8_t *result)
uint32_t	result_size ()
	jzuc (jzuc &rhs)=delete
	jzuc (const jzuc &rhs)=delete

Member Enumeration Documentation

dir_t

enum ProtocolPP::jzuc::dir_t

Direction of processing for ZUC ZUC_UPLINK - User to tower ZUC_DOWNLINK - Tower to user

Constructor & Destructor Documentation

jzuc() [1/4]

ProtocolPP::jzuc::jzuc	(	dir_t	dir,
		uint8_t *	key,
		uint32_t	keylen,
		uint32_t	count,
		uint8_t	bearer
	)

Constructor for ZUC encryption

Parameters

dir	- direction of processing
key	- encryption key
keylen	- length of the encryption key (16 bytes)
count	- 32-bit COUNT value
bearer	- bearer value

jzuc() [2/4]

ProtocolPP::jzuc::jzuc	(	dir_t	dir,
		uint8_t *	key,
		uint32_t	keylen,
		uint8_t *	iv,
		uint32_t	ivlen
	)

Constructor for ZUC-256 encryption and authentication

Parameters

dir	- direction of processing
key	- encryption key
keylen	- length of the encryption key (32 bytes)
iv	- initialization vector
ivlen	- length of the initialization vector (25 bytes)

jzuc() [3/4]

ProtocolPP::jzuc::jzuc	(	dir_t	dir,
		uint8_t *	key,
		uint32_t	keylen,
		uint32_t	count,
		uint32_t	bearer
	)

Constructor for ZUC authentication with 4-byte ICV

Parameters

dir	- direction of processing (ZUC_DOWNLINK, ZUC_UPLINK)
key	- authentication key
keylen	- length of the authentication key (16 bytes)
count	- 32-bit COUNT value
bearer	- bearer value

jzuc() [4/4]

ProtocolPP::jzuc::jzuc	(	dir_t	dir,
		uint8_t *	key,
		uint32_t	keylen,
		uint8_t *	iv,
		uint32_t	ivlen,
		uint32_t	icvlen
	)

Constructor for ZUC-256 authentication

Parameters

dir	- direction of processing (ZUC_DOWNLINK, ZUC_UPLINK)
key	- authentication key
keylen	- length of the authentication key (32 bytes)
iv	- initialization vector
ivlen	- length of the initialization vector (25 bytes)
icvlen	- length of the ICV (4, 8, 16 for zuc256)

Member Function Documentation

ProcessData() [1/2]

void ProtocolPP::jzuc::ProcessData	(	const uint8_t *	input,
		uint32_t	length
	)

calculates the MAC (icv)

Parameters

input	- input authentication data
length	- length of the input data

ProcessData() [2/2]

void ProtocolPP::jzuc::ProcessData	(	const uint8_t *	input,
		uint8_t *	output,
		uint32_t	length
	)

calculates the ciphertext/plaintext

Parameters

input	- input data
output	- output data
length	- length of the input data

result()

void ProtocolPP::jzuc::result

(

uint8_t *

result

)

returns the MAC (icv)

Parameters

result

- ICV of length 4-bytes

result_size()

uint32_t ProtocolPP::jzuc::result_size

(

)

returns the length of the MAC (icv)

Returns

- length of the ICV (4 bytes for ZUC or 4, 8, or 16 for ZUC-256)

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The documentation for this class was generated from the following file:

• include/jzuc.h