Functions for Layer 3 packet encrypting/decrypting. More...

Files
file	lt_l3_process.h
	Layer 3 transfer functions declarations.

Functions
lt_ret_t	lt_l3_encrypt_request (lt_l3_state_t *s3)
	Encrypts content of L3 buffer and fills it with cyphertext ready to be sent to TROPIC01.

lt_ret_t	lt_l3_decrypt_response (lt_l3_state_t *s3)
	Decrypts response from TROPIC01 and fills L3 buffer with decrypted data.

void	lt_l3_invalidate_host_session_data (lt_l3_state_t *s3)
	Invalidates host's session data.

Common L3 Command result codes
L3 Command result codes used by all commands.
#define	TR01_L3_RESULT_OK 0xC3
	L3 Command executed successfully.

#define	TR01_L3_RESULT_FAIL 0x3C
	Generic L3 command failure.

#define	TR01_L3_RESULT_UNAUTHORIZED 0x01
	Unauthorized access.

#define	TR01_L3_RESULT_INVALID_CMD 0x02
	Invalid or unsupported L3 command identifier.

Specific L3 Command result codes
L3 Command result codes specific to only some of the commands.
#define	TR01_L3_RESULT_SLOT_NOT_EMPTY 0x10
	The target slot is not empty when expected to be.

#define	TR01_L3_RESULT_SLOT_EXPIRED 0x11
	The target FLASH slot has expired.

#define	TR01_L3_RESULT_INVALID_KEY 0x12
	The key in selected slot is invalid or corrupted.

#define	TR01_L3_RESULT_UPDATE_ERR 0x13
	Update operation failed (i.e. mcounter done).

#define	TR01_L3_RESULT_COUNTER_INVALID 0x14
	The counter is disabled or has failed.

#define	TR01_L3_RESULT_SLOT_EMPTY 0x15
	The requested slot is empty and contains no valid data.

#define	TR01_L3_RESULT_SLOT_INVALID 0x16
	The slot content is invalidated.

#define	TR01_L3_RESULT_HARDWARE_FAIL 0x17
	A hardware error occurred during a write operation.

Files

Functions