#include <string.h>
#include "u2f-vdev.h"
#include "crypto.h"
#include "raw.h"

Include dependency graph for register.c:

Macros
#define	U2F_CHA_PARAM_SIZE 32

#define	U2F_APP_PARAM_SIZE 32

Functions
struct registration_params	__attribute__ ((__packed__))

static void	register_response_reserved (struct payload *payload)
	Add reserved byte to the register response payload. More...

static void	register_response_pubkey (struct payload payload, const EC_KEY pubkey)
	Add pubkey bytes to the register response. More...

static void	register_response_key_handle (struct payload payload, const uint8_t key_handle_cipher, size_t key_handle_cipher_size)
	Add ciphered key handle to the register response payload. More...

static void	register_reponse_x509 (struct payload payload, const uint8_t x509_buffer, size_t x509_buffer_size)
	Add x509 bytes to the register response payload. More...

static void	register_response_signature (struct crypto_core crypto_core, struct payload payload, const uint8_t key_handle_cipher, size_t key_handle_cipher_size, const EC_KEY pubkey, const struct registration_params *params)
	Add signature to the register response. More...

static void	register_response_sw (struct payload *payload, uint32_t status)
	Add status code to the authentification response payload. More...

static uint8_t *	register_build_plain_key_handle (EC_KEY privkey, const struct registration_params params, size_t *size)
	Build the plain key handle. More...

static uint8_t *	register_encrypt_key_handle (struct crypto_core crypto_core, const uint8_t key_handle, size_t key_handle_size, size_t *size)
	Encrypt the key handle. More...

struct payload *	raw_register (u2f_emu_vdev vdev, const uint8_t apdu, size_t size)
	Handle registration request. More...

Variables
uint8_t	challenge_param [32]

uint8_t	application_param [32]

Macro Definition Documentation

#define U2F_APP_PARAM_SIZE 32

#define U2F_CHA_PARAM_SIZE 32

Function Documentation

struct registration_params __attribute__ ( (__packed__) )

struct payload* raw_register	(	u2f_emu_vdev *	vdev,
		const uint8_t *	apdu,
		size_t	size
	)

Handle registration request.

Parameters

vdev	The virtual device.
apdu	The apdu data.
size	The apdu data size.

Returns: The response payload.

static uint8_t* register_build_plain_key_handle	(	EC_KEY *	privkey,
		const struct registration_params *	params,
		size_t *	size
	)

static

Build the plain key handle.

Parameters

privkey	The private key.
params	The register params.
size	The ref size of the plain key handle.

Returns: The plain key handle.

static uint8_t* register_encrypt_key_handle	(	struct crypto_core *	crypto_core,
		const uint8_t *	key_handle,
		size_t	key_handle_size,
		size_t *	size
	)

static

Encrypt the key handle.

Parameters

crypto_core	The crypto core.
key_handle	The key handle.
key_handle_size	The key handle size.
size	The ref size of the ciphered key handle.

Returns: The ciphered key handle.

static void register_reponse_x509	(	struct payload *	payload,
		const uint8_t *	x509_buffer,
		size_t	x509_buffer_size
	)

static

Add x509 bytes to the register response payload.

Parameters

payload	The response payload.
x509_buffer	The x509 buffer.
x509_buffer_size	The x509 buffer size.

static void register_response_key_handle	(	struct payload *	payload,
		const uint8_t *	key_handle_cipher,
		size_t	key_handle_cipher_size
	)

static

Add ciphered key handle to the register response payload.

Parameters

payload	The response payload.
key_handle_cipher	The ciphered key handle
key_handle_cipher_size	The ciphered key handle size

static void register_response_pubkey	(	struct payload *	payload,
		const EC_KEY *	pubkey
	)

static

Add pubkey bytes to the register response.

Parameters

payload	The response payload.
pubkey	The pubkey.

static void register_response_reserved ( struct payload * payload )

static

Add reserved byte to the register response payload.

Parameters

payload The response payload.

static void register_response_signature	(	struct crypto_core *	crypto_core,
		struct payload *	payload,
		const uint8_t *	key_handle_cipher,
		size_t	key_handle_cipher_size,
		const EC_KEY *	pubkey,
		const struct registration_params *	params
	)

static

Add signature to the register response.

Parameters

crypto_core	The crypto core.
payload	The response payload.
key_handle_cipher	The ciphered key handle.
key_handle_cipher_size	The ciphered key handle size.
pubkey	The pubkey.
params	The register params.

static void register_response_sw	(	struct payload *	payload,
		uint32_t	status
	)

static

Add status code to the authentification response payload.

Parameters

payload	The response payload.
status	The status code.

Variable Documentation

uint8_t application_param[32]

SHA-256 App Id

uint8_t challenge_param[32]

SHA-256 client data

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation