CTAP CBOR helper function declarations. More...

Detailed Description

CTAP CBOR helper function declarations.

Author: Nils Ollrogge nils..nosp@m.ollr.nosp@m.ogge@.nosp@m.fu-b.nosp@m.erlin.nosp@m..de

Definition in file ctap_cbor.h.

#include "fido2/ctap/ctap.h"

Include dependency graph for ctap_cbor.h:

Macros
#define	CTAP_CBOR_INFO_MAP_SZ 0x06
	CBOR map size of encoded getInfo response.

#define	CTAP_CBOR_ATTESTATION_MAP_SZ 0x03
	CBOR map size of encoded attestation.

#define	CTAP_CBOR_ATTESTATION_STMT_MAP_SZ 0x02
	CBOR map size of encoded attestation statement.

#define	CTAP_CBOR_CRED_DESC_MAP_SZ 0x02
	CBOR map size of encoded credential description.

#define	CTAP_CBOR_PIN_TOKEN_MAP_SZ 0x01
	CBOR map size of encoded pinToken.

#define	CTAP_CBOR_USER_ENTITY_MAP_SZ 0x01
	CBOR map size of encoded user entity.

#define	CTAP_CBOR_COSE_KEY_MAP_SZ 0x05
	CBOR map size of public key encoded in COSE format.

#define	CTAP_CBOR_KEY_AGREEMENT_MAP_SZ 0x01
	CBOR map size of encoded clientPIN keyAgreement.

#define	CTAP_CBOR_RETRIES_MAP_SZ 0x01
	CBOR map size of encoded clientPIN retries.

#define	CTAP_CBOR_ATT_STMT_AUTH_DATA_SZ 0x134
	Attestation statement data buffer size.

#define	CTAP_CBOR_MAP_MAX_KEY_LEN 0x10
	Max length of string key in CBOR map.

#define	CTAP_CBOR_MAX_CREDENTIAL_TYPE_LEN 0x10
	Max length of PublicKeyCredentialType string.

Functions
int	fido2_ctap_cbor_parse_make_credential_req (ctap_make_credential_req_t req, const uint8_t req_raw, size_t len)
	Parse MakeCredential method.

int	fido2_ctap_cbor_parse_get_assertion_req (ctap_get_assertion_req_t req, const uint8_t req_raw, size_t len)
	Parse GetAssertion method.

int	fido2_ctap_cbor_encode_info (const ctap_info_t *info)
	Encode CBOR info map.

int	fido2_ctap_cbor_parse_client_pin_req (ctap_client_pin_req_t req, const uint8_t req_raw, size_t len)
	Parse ClientPIN method.

int	fido2_ctap_cbor_encode_attestation_object (const ctap_auth_data_t auth_data, const uint8_t client_data_hash, ctap_resident_key_t *rk)
	Encode attestation object.

int	fido2_ctap_cbor_encode_assertion_object (const ctap_auth_data_header_t auth_data, const uint8_t client_data_hash, ctap_resident_key_t *rk, uint8_t valid_cred_count)
	Encode assertion object.

int	fido2_ctap_cbor_encode_key_agreement (const ctap_public_key_cose_t *key)
	Encode key agreement.

int	fido2_ctap_cbor_encode_pin_token (uint8_t *token, size_t len)
	Encode encrypted pin token.

int	fido2_ctap_cbor_encode_retries (uint8_t tries_left)
	Encode PIN tries left.

size_t	fido2_ctap_cbor_get_buffer_size (const uint8_t *buf)
	Get size of CBOR encoded data.

void	fido2_ctap_cbor_init_encoder (uint8_t *buf, size_t len)
	Initialize CBOR encoder.

CTAP CBOR map key string values
#define	CTAP_CBOR_STR_PACKED "packed"
	packed key string

#define	CTAP_CBOR_STR_ALG "alg"
	algorithm key string

#define	CTAP_CBOR_STR_SIG "sig"
	signature key string

#define	CTAP_CBOR_STR_ID "id"
	id key string

#define	CTAP_CBOR_STR_TYPE "type"
	type key string

#define	CTAP_CBOR_STR_PUBLIC_KEY "public-key"
	public-key key string

#define	CTAP_CBOR_STR_USER_VERIFIED "uv"
	user verification key string

#define	CTAP_CBOR_STR_USER_PRESENT "up"
	user presence key string

#define	CTAP_CBOR_STR_RESIDENT_KEY "rk"
	resident key key string

#define	CTAP_CBOR_STR_NAME "name"
	name key string

#define	CTAP_CBOR_STR_ICON "icon"
	icon key string

#define	CTAP_CBOR_DISPLAY_NAME "displayName"
	displayName key string

CTAP Client PIN response CBOR map key values
#define	CTAP_CBOR_CP_RESP_KEY_AGREEMENT 0x01
	KeyAgreement key value.

#define	CTAP_CBOR_CP_PIN_TOKEN_RESP 0x02
	pinToken key value

#define	CTAP_CBOR_CP_RETRIES_RESP 0x03
	retries key value

CTAP make credential request CBOR key values
#define	CTAP_CBOR_MC_REQ_CLIENT_DATA_HASH 0x01
	clientDataHash key value

#define	CTAP_CBOR_MC_REQ_RP 0x02
	relying party key value

#define	CTAP_CBOR_MC_REQ_USER 0x03
	user key value

#define	CTAP_CBOR_MC_REQ_PUB_KEY_CRED_PARAMS 0x04
	pubKeyCredParams key value

#define	CTAP_CBOR_MC_REQ_EXCLUDE_LIST 0x05
	excludeList key value

#define	CTAP_CBOR_MC_REQ_EXTENSIONS 0x06
	extensions key value

#define	CTAP_CBOR_MC_REQ_OPTIONS 0x07
	options key value

#define	CTAP_CBOR_MC_REQ_PIN_AUTH 0x08
	pinAuth key value

#define	CTAP_CBOR_MC_REQ_PIN_PROTOCOL 0x09
	pinProtocol key value

CTAP get info response CBOR key values
#define	CTAP_CBOR_GET_INFO_RESP_VERSIONS 0x01
	versions key value

#define	CTAP_CBOR_GET_INFO_RESP_EXTENSIONS 0x02
	extensions key value

#define	CTAP_CBOR_GET_INFO_RESP_AAGUID 0x03
	AAGUID key value.

#define	CTAP_CBOR_GET_INFO_RESP_OPTIONS 0x04
	options key value

#define	CTAP_CBOR_GET_INFO_RESP_MAX_MSG_SIZE 0x05
	maxMsgSize key value

#define	CTAP_CBOR_GET_INFO_RESP_PIN_PROTOCOLS 0x06
	pinProtocol key value

CTAP version strings
#define	CTAP_CBOR_VERSION_STRING_FIDO_PRE "FIDO_2_1_PRE"
	FIDO 2.1 flag.

#define	CTAP_CBOR_VERSION_STRING_FIDO "FIDO_2_0"
	FIDO 2 flag.

#define	CTAP_CBOR_VERSION_STRING_U2F_V2 "U2F_V2"
	U2F V2 flag.

CTAP make credential response CBOR key values
#define	CTAP_CBOR_MC_RESP_FMT 0x01
	attestation statement format identifier key value

#define	CTAP_CBOR_MC_RESP_AUTH_DATA 0x02
	authData key value

#define	CTAP_CBOR_MC_RESP_ATT_STMT 0x03
	attestation statement key value

CTAP get assertion request CBOR key values
#define	CTAP_CBOR_GA_REQ_RP_ID 0x01
	relying party identifier key value

#define	CTAP_CBOR_GA_REQ_CLIENT_DATA_HASH 0x02
	clientDataHash key value

#define	CTAP_CBOR_GA_REQ_ALLOW_LIST 0x03
	allowList key value

#define	CTAP_CBOR_GA_REQ_EXTENSIONS 0x04
	extensions key value

#define	CTAP_CBOR_GA_REQ_OPTIONS 0x05
	options key value

#define	CTAP_CBOR_GA_REQ_PIN_AUTH 0x06
	pinAuth key value

#define	CTAP_CBOR_GA_REQ_PIN_PROTOCOL 0x07
	pinProtocol key value

CTAP get assertion response CBOR key values
#define	CTAP_CBOR_GA_RESP_CREDENTIAL 0x01
	credential key value

#define	CTAP_CBOR_GA_RESP_AUTH_DATA 0x02
	authData key value

#define	CTAP_CBOR_GA_RESP_SIGNATURE 0x03
	signature key value

#define	CTAP_CBOR_GA_RESP_USER 0x04
	user key value

#define	CTAP_CBOR_GA_RESP_NUMBER_OF_CREDENTIALS 0x05
	numberOfCredentials key value

CTAP Client PIN request CBOR key values
#define	CTAP_CBOR_CP_REQ_PIN_PROTOCOL 0x01
	pinProtocol key value

#define	CTAP_CBOR_CP_REQ_SUB_COMMAND 0x02
	subCommand key value

#define	CTAP_CBOR_CP_REQ_KEY_AGREEMENT 0x03
	keyAgreement key value

#define	CTAP_CBOR_CP_REQ_PIN_AUTH 0x04
	pinAuth key value

#define	CTAP_CBOR_CP_REQ_NEW_PIN_ENC 0x05
	newPinEnc key value

#define	CTAP_CBOR_CP_REQ_PIN_HASH_ENC 0x06
	pinHashEnc key value

Macros