apdu.c File Reference

#include <errno.h>
#include <stdlib.h>
#include "apdu.h"
#include "raw/raw.h"

Include dependency graph for apdu.c:

Functions
void	u2f_emu_vdev_apdu_set_apdu (void *state, u2f_emu_apdu apdu)
	Set the APDU formatof the APDU transport. More...
bool	u2f_emu_vdev_apdu_has_response (void *state)
	Check the precense of a response from the APDU transport. More...
size_t	u2f_emu_vdev_apdu_get_response (void *state, uint8_t **data)
	Get the response frim the APDU transport. More...
void	u2f_emu_vdev_apdu_process (void *state, const void *packet, size_t size)
	Process incoming data from an APDU. More...
void	u2f_emu_vdev_apdu_state_free (void *state)
	Free the APDU state. More...
int	u2f_emu_vdev_apdu_state_init (u2f_emu_vdev *vdev, void **state_ref)
	Init the APDU state. More...

Variables
transport_info_t	apdu_transport
	The APDU transport. More...

Function Documentation

size_t u2f_emu_vdev_apdu_get_response	(	void *	state,
		uint8_t **	data
	)

Get the response frim the APDU transport.

Parameters

state	The APDU transport state.
data	The data ref buffer to put rhe resonse

Returns

The size of the allocated data.

bool u2f_emu_vdev_apdu_has_response

(

void *

state

)

Check the precense of a response from the APDU transport.

Parameters

state

The APDU transport state.

Returns

Has response: true. Has no response: false.

void u2f_emu_vdev_apdu_process	(	void *	state,
		const void *	apdu,
		size_t	size
	)

Process incoming data from an APDU.

Parameters

state	The APDU transport state.
apdu	The APDU.
size	The size of the APDU packet.

void u2f_emu_vdev_apdu_set_apdu	(	void *	state,
		u2f_emu_apdu	apdu
	)

Set the APDU formatof the APDU transport.

Parameters

state	The APDU transport state.
apdu	The APDU format to set.

void u2f_emu_vdev_apdu_state_free

(

void *

state

)

Free the APDU state.

Parameters

state

The APDU transport state.

int u2f_emu_vdev_apdu_state_init	(	u2f_emu_vdev *	vdev,
		void **	state_ref
	)

Init the APDU state.

Parameters

vdev	The virtual device.
state_ref	The APDU transport state ref.

Returns

Sucess: 0. Failure: -errno.

Variable Documentation

transport_info_t apdu_transport

Initial value:

=
{
    .type = U2F_EMU_USB,
    .state_init = u2f_emu_vdev_apdu_state_init,
    .state_free = u2f_emu_vdev_apdu_state_free,
    .input_handler = u2f_emu_vdev_apdu_process,
    .has_response = u2f_emu_vdev_apdu_has_response,
    .get_response = u2f_emu_vdev_apdu_get_response,
    .set_apdu = u2f_emu_vdev_apdu_set_apdu
}

The APDU transport.