intel::security::metee(3)

Library Functions Manual

intel::security::metee(3)

NAME

intel::security::metee - C++ class to access CSE/CSME/GSC firmware via a mei interface.

SYNOPSIS

#include <meteepp.h>

Public Member Functions

metee ()
metee (const GUID &guid, uint32_t log_level=TEE_LOG_LEVEL_VERBOSE, TeeLogCallback log_callback=nullptr)
metee (const GUID &guid, const struct tee_device_address &device, uint32_t log_level=TEE_LOG_LEVEL_VERBOSE, TeeLogCallback log_callback=nullptr)
metee (const metee &other)=delete
metee (metee &&other) noexcept
metee & operator= (const metee &other)=delete
metee & operator= (metee &&other) noexcept
virtual ~metee ()
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

intel::security::metee::metee () [inline]

Default constructor

Definition at line 88 of file meteepp.h.

intel::security::metee::metee (const GUID & guid, uint32_t log_level = TEE_LOG_LEVEL_VERBOSE, TeeLogCallback log_callback = nullptr) [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, set NULL to use built-in function

Definition at line 101 of file meteepp.h.

intel::security::metee::metee (const GUID & guid, const struct tee_device_address & device, uint32_t log_level = TEE_LOG_LEVEL_VERBOSE, TeeLogCallback log_callback = nullptr) [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, set NULL to use built-in function

Definition at line 117 of file meteepp.h.

intel::security::metee::metee (const metee & other) [delete]

Copy constructor - disabled

intel::security::metee::metee (metee && other) [inline], [noexcept]

Move constructor

Parameters

other Object to move from

Definition at line 132 of file meteepp.h.

virtual intel::security::metee::~metee () [inline], [virtual]

Destructor, disconnects, if connected

Definition at line 152 of file meteepp.h.

Member Function Documentation

void intel::security::metee::connect () [inline]

Connects to the TEE driver and starts a session

Definition at line 158 of file meteepp.h.

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 305 of file meteepp.h.

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 314 of file meteepp.h.

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 209 of file meteepp.h.

std::string intel::security::metee::kind () [inline]

Retrieves device kind.

Returns

kind string value.

Definition at line 241 of file meteepp.h.

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 278 of file meteepp.h.

uint32_t intel::security::metee::log_level () [inline]

Retrieve current log level

Returns

current log level

Definition at line 269 of file meteepp.h.

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 260 of file meteepp.h.

uint32_t intel::security::metee::max_msg_len () [inline]

Retrieve client maximum message length (MTU)

Returns

client maximum message length.

Definition at line 287 of file meteepp.h.

metee & intel::security::metee::operator= (const metee & other) [delete]

Copy operator - disabled

metee & intel::security::metee::operator= (metee && other) [inline], [noexcept]

Move operator

Parameters

other Object to move from

Definition at line 143 of file meteepp.h.

uint8_t intel::security::metee::protocol_ver () [inline]

Retrieve client protocol version

Returns

client protocol version.

Definition at line 296 of file meteepp.h.

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 172 of file meteepp.h.

uint32_t intel::security::metee::trc () [inline]

Retrieves TRC register.

Returns

TRC value.

Definition at line 225 of file meteepp.h.

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 192 of file meteepp.h.

Author

Generated automatically by Doxygen for metee from the source code.

metee