C++ class to access CSE/CSME/GSC firmware via a mei interface. More...

#include <meteepp.h>

Public Member Functions
	metee ()
	metee (uint32_t log_level, TeeLogCallback2 log_callback)
	metee (const GUID &guid)
	metee (const GUID &guid, uint32_t log_level)
	metee (const GUID &guid, uint32_t log_level, TeeLogCallback log_callback)
	metee (const GUID &guid, uint32_t log_level, TeeLogCallback2 log_callback)
	metee (const GUID &guid, const struct tee_device_address &device, uint32_t log_level)
	metee (const GUID &guid, const struct tee_device_address &device, uint32_t log_level, TeeLogCallback log_callback)
	metee (const GUID &guid, const struct tee_device_address &device, uint32_t log_level, TeeLogCallback2 log_callback)
	metee (const metee &other)=delete
	metee (metee &&other) noexcept
metee &	operator= (const metee &other)=delete
metee &	operator= (metee &&other) noexcept
virtual	~metee ()
void	cancel_io ()
void	connect ()
std::vector< uint8_t >	read (uint32_t timeout)
size_t	write (const std::vector< uint8_t > &buffer, uint32_t timeout)
uint32_t	fw_status (uint32_t fwStatusNum)
uint32_t	trc ()
std::string	kind ()
uint32_t	log_level (uint32_t log_level)
uint32_t	log_level ()
void	log_callback (TeeLogCallback log_callback)
uint32_t	max_msg_len ()
uint8_t	protocol_ver ()
TEE_DEVICE_HANDLE	device_handle ()
std::string	driver_version ()

Detailed Description

C++ class to access CSE/CSME/GSC firmware via a mei interface.

Main interface class

Definition at line 84 of file meteepp.h.

Constructor & Destructor Documentation

◆ metee() [1/11]

intel::security::metee::metee ( )

inline

Default constructor, when connection to specific client is not required

Definition at line 88 of file meteepp.h.

◆ metee() [2/11]

intel::security::metee::metee	(	uint32_t	log_level,
		TeeLogCallback2	log_callback )

inline

Constructor without client GUID, when connection to specific client is not required

Parameters

log_level	log level to set (from enum tee_log_level)
log_callback	pointer to function to run for log write (type 2)

Definition at line 94 of file meteepp.h.

◆ metee() [3/11]

intel::security::metee::metee ( const GUID & guid )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session

Definition at line 99 of file meteepp.h.

◆ metee() [4/11]

intel::security::metee::metee	(	const GUID &	guid,
		uint32_t	log_level )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session
log_level	log level to set (from enum tee_log_level)

Definition at line 110 of file meteepp.h.

◆ metee() [5/11]

intel::security::metee::metee	(	const GUID &	guid,
		uint32_t	log_level,
		TeeLogCallback	log_callback )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session
log_level	log level to set (from enum tee_log_level)
log_callback	pointer to function to run for log write

Definition at line 117 of file meteepp.h.

◆ metee() [6/11]

intel::security::metee::metee	(	const GUID &	guid,
		uint32_t	log_level,
		TeeLogCallback2	log_callback )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session
log_level	log level to set (from enum tee_log_level)
log_callback	pointer to function to run for log write (type 2)

Definition at line 125 of file meteepp.h.

◆ metee() [7/11]

intel::security::metee::metee	(	const GUID &	guid,
		const struct tee_device_address &	device,
		uint32_t	log_level )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session
device	device address structure
log_level	log level to set (from enum tee_log_level)

Definition at line 133 of file meteepp.h.

◆ metee() [8/11]

intel::security::metee::metee	(	const GUID &	guid,
		const struct tee_device_address &	device,
		uint32_t	log_level,
		TeeLogCallback	log_callback )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session
device	device address structure
log_level	log level to set (from enum tee_log_level)
log_callback	pointer to function to run for log write

Definition at line 142 of file meteepp.h.

◆ metee() [9/11]

intel::security::metee::metee	(	const GUID &	guid,
		const struct tee_device_address &	device,
		uint32_t	log_level,
		TeeLogCallback2	log_callback )

inline

Constructor

Parameters

guid	GUID of the FW client that want to start a session
device	device address structure
log_level	log level to set (from enum tee_log_level)
log_callback	pointer to function to run for log write (type 2)

Definition at line 156 of file meteepp.h.

◆ metee() [10/11]

intel::security::metee::metee ( const metee & other )

delete

Copy constructor - disabled

◆ metee() [11/11]

intel::security::metee::metee ( metee && other )

inlinenoexcept

Move constructor

Parameters

other Object to move from

Definition at line 170 of file meteepp.h.

◆ ~metee()

virtual intel::security::metee::~metee ( )

inlinevirtual

Destructor, disconnects, if connected

Definition at line 190 of file meteepp.h.

Member Function Documentation

◆ cancel_io()

void intel::security::metee::cancel_io ( )

inline

Try to stop all in-process reads and writes

Definition at line 196 of file meteepp.h.

◆ connect()

void intel::security::metee::connect ( )

inline

Connects to the TEE driver and starts a session

Definition at line 202 of file meteepp.h.

◆ device_handle()

TEE_DEVICE_HANDLE intel::security::metee::device_handle ( )

inline

Returns handle of TEE device Obtains HECI device handle on Windows and mei device file descriptor on Linux

Returns: the handle of the session.

Definition at line 349 of file meteepp.h.

◆ driver_version()

std::string intel::security::metee::driver_version ( )

inline

Obtains version of the TEE device driver Not implemented on Linux

Returns: Driver version as dotted string.

Definition at line 358 of file meteepp.h.

◆ fw_status()

uint32_t intel::security::metee::fw_status ( uint32_t fwStatusNum )

inline

Retrieves specified FW status register.

Parameters

fwStatusNum The FW status register number (0-5).

Returns: obtained FW status.

Definition at line 253 of file meteepp.h.

◆ kind()

std::string intel::security::metee::kind ( )

inline

Retrieves device kind.

Returns: kind string value.

Definition at line 285 of file meteepp.h.

◆ log_callback()

void intel::security::metee::log_callback ( TeeLogCallback log_callback )

inline

Set log callback

Parameters

log_callback pointer to function to run for log write, set NULL to use built-in function

Definition at line 322 of file meteepp.h.

◆ log_level() [1/2]

uint32_t intel::security::metee::log_level ( )

inline

Retrieve current log level

Returns: current log level

Definition at line 313 of file meteepp.h.

◆ log_level() [2/2]

uint32_t intel::security::metee::log_level ( uint32_t log_level )

inline

Set log level

Parameters

log_level log level to set

Returns: previous log level

Definition at line 304 of file meteepp.h.

◆ max_msg_len()

uint32_t intel::security::metee::max_msg_len ( )

inline

Retrieve client maximum message length (MTU)

Returns: client maximum message length.

Definition at line 331 of file meteepp.h.

◆ operator=() [1/2]

metee & intel::security::metee::operator= ( const metee & other )

delete

Copy operator - disabled

◆ operator=() [2/2]

metee & intel::security::metee::operator= ( metee && other )

inlinenoexcept

Move operator

Parameters

other Object to move from

Definition at line 181 of file meteepp.h.

◆ protocol_ver()

uint8_t intel::security::metee::protocol_ver ( )

inline

Retrieve client protocol version

Returns: client protocol version.

Definition at line 340 of file meteepp.h.

◆ read()

std::vector< uint8_t > intel::security::metee::read ( uint32_t timeout )

inline

Read data from the TEE device synchronously.

Parameters

timeout The timeout to complete read in milliseconds, zero for infinite

Returns: vector with data read from the TEE device

Definition at line 216 of file meteepp.h.

◆ trc()

uint32_t intel::security::metee::trc ( )

inline

Retrieves TRC register.

Returns: TRC value.

Definition at line 269 of file meteepp.h.

◆ write()

size_t intel::security::metee::write	(	const std::vector< uint8_t > &	buffer,
		uint32_t	timeout )

inline

Writes the specified buffer to the TEE device synchronously.

Parameters

buffer	vector containing the data to be written to the TEE device.
timeout	The timeout to complete write in milliseconds, zero for infinite

Returns: the number of bytes written

Definition at line 236 of file meteepp.h.

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

meteepp.h

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ metee() [1/11]

◆ metee() [2/11]

◆ metee() [3/11]

◆ metee() [4/11]

◆ metee() [5/11]

◆ metee() [6/11]

◆ metee() [7/11]

◆ metee() [8/11]

◆ metee() [9/11]

◆ metee() [10/11]

◆ metee() [11/11]

◆ ~metee()

Member Function Documentation

◆ cancel_io()

◆ connect()

◆ device_handle()

◆ driver_version()

◆ fw_status()

◆ kind()

◆ log_callback()

◆ log_level() [1/2]

◆ log_level() [2/2]

◆ max_msg_len()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ protocol_ver()

◆ read()

◆ trc()

◆ write()