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FIDO2 CTAP CBOR
System » FIDO2 - Fast Identity Online 2 » CTAP

FIDO2 CTAP CBOR helper. More...

Detailed Description

FIDO2 CTAP CBOR helper.

Files

file  ctap_cbor.h
 CTAP CBOR helper function declarations.
 

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
 

Macro Definition Documentation

◆ CTAP_CBOR_ATT_STMT_AUTH_DATA_SZ

#define CTAP_CBOR_ATT_STMT_AUTH_DATA_SZ   0x134

Attestation statement data buffer size.

Definition at line 79 of file ctap_cbor.h.

◆ CTAP_CBOR_ATTESTATION_MAP_SZ

#define CTAP_CBOR_ATTESTATION_MAP_SZ   0x03

CBOR map size of encoded attestation.

Definition at line 39 of file ctap_cbor.h.

◆ CTAP_CBOR_ATTESTATION_STMT_MAP_SZ

#define CTAP_CBOR_ATTESTATION_STMT_MAP_SZ   0x02

CBOR map size of encoded attestation statement.

Definition at line 44 of file ctap_cbor.h.

◆ CTAP_CBOR_COSE_KEY_MAP_SZ

#define CTAP_CBOR_COSE_KEY_MAP_SZ   0x05

CBOR map size of public key encoded in COSE format.

Definition at line 64 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_PIN_TOKEN_RESP

#define CTAP_CBOR_CP_PIN_TOKEN_RESP   0x02

pinToken key value

Definition at line 115 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_REQ_KEY_AGREEMENT

#define CTAP_CBOR_CP_REQ_KEY_AGREEMENT   0x03

keyAgreement key value

Definition at line 200 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_REQ_NEW_PIN_ENC

#define CTAP_CBOR_CP_REQ_NEW_PIN_ENC   0x05

newPinEnc key value

Definition at line 202 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_REQ_PIN_AUTH

#define CTAP_CBOR_CP_REQ_PIN_AUTH   0x04

pinAuth key value

Definition at line 201 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_REQ_PIN_HASH_ENC

#define CTAP_CBOR_CP_REQ_PIN_HASH_ENC   0x06

pinHashEnc key value

Definition at line 203 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_REQ_PIN_PROTOCOL

#define CTAP_CBOR_CP_REQ_PIN_PROTOCOL   0x01

pinProtocol key value

Definition at line 198 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_REQ_SUB_COMMAND

#define CTAP_CBOR_CP_REQ_SUB_COMMAND   0x02

subCommand key value

Definition at line 199 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_RESP_KEY_AGREEMENT

#define CTAP_CBOR_CP_RESP_KEY_AGREEMENT   0x01

KeyAgreement key value.

Definition at line 114 of file ctap_cbor.h.

◆ CTAP_CBOR_CP_RETRIES_RESP

#define CTAP_CBOR_CP_RETRIES_RESP   0x03

retries key value

Definition at line 116 of file ctap_cbor.h.

◆ CTAP_CBOR_CRED_DESC_MAP_SZ

#define CTAP_CBOR_CRED_DESC_MAP_SZ   0x02

CBOR map size of encoded credential description.

Definition at line 49 of file ctap_cbor.h.

◆ CTAP_CBOR_DISPLAY_NAME

#define CTAP_CBOR_DISPLAY_NAME   "displayName"

displayName key string

Definition at line 106 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_ALLOW_LIST

#define CTAP_CBOR_GA_REQ_ALLOW_LIST   0x03

allowList key value

Definition at line 174 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_CLIENT_DATA_HASH

#define CTAP_CBOR_GA_REQ_CLIENT_DATA_HASH   0x02

clientDataHash key value

Definition at line 173 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_EXTENSIONS

#define CTAP_CBOR_GA_REQ_EXTENSIONS   0x04

extensions key value

Definition at line 175 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_OPTIONS

#define CTAP_CBOR_GA_REQ_OPTIONS   0x05

options key value

Definition at line 176 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_PIN_AUTH

#define CTAP_CBOR_GA_REQ_PIN_AUTH   0x06

pinAuth key value

Definition at line 177 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_PIN_PROTOCOL

#define CTAP_CBOR_GA_REQ_PIN_PROTOCOL   0x07

pinProtocol key value

Definition at line 178 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_REQ_RP_ID

#define CTAP_CBOR_GA_REQ_RP_ID   0x01

relying party identifier key value

Definition at line 172 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_RESP_AUTH_DATA

#define CTAP_CBOR_GA_RESP_AUTH_DATA   0x02

authData key value

Definition at line 187 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_RESP_CREDENTIAL

#define CTAP_CBOR_GA_RESP_CREDENTIAL   0x01

credential key value

Definition at line 186 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_RESP_NUMBER_OF_CREDENTIALS

#define CTAP_CBOR_GA_RESP_NUMBER_OF_CREDENTIALS   0x05

numberOfCredentials key value

Definition at line 190 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_RESP_SIGNATURE

#define CTAP_CBOR_GA_RESP_SIGNATURE   0x03

signature key value

Definition at line 188 of file ctap_cbor.h.

◆ CTAP_CBOR_GA_RESP_USER

#define CTAP_CBOR_GA_RESP_USER   0x04

user key value

Definition at line 189 of file ctap_cbor.h.

◆ CTAP_CBOR_GET_INFO_RESP_AAGUID

#define CTAP_CBOR_GET_INFO_RESP_AAGUID   0x03

AAGUID key value.

Definition at line 142 of file ctap_cbor.h.

◆ CTAP_CBOR_GET_INFO_RESP_EXTENSIONS

#define CTAP_CBOR_GET_INFO_RESP_EXTENSIONS   0x02

extensions key value

Definition at line 141 of file ctap_cbor.h.

◆ CTAP_CBOR_GET_INFO_RESP_MAX_MSG_SIZE

#define CTAP_CBOR_GET_INFO_RESP_MAX_MSG_SIZE   0x05

maxMsgSize key value

Definition at line 144 of file ctap_cbor.h.

◆ CTAP_CBOR_GET_INFO_RESP_OPTIONS

#define CTAP_CBOR_GET_INFO_RESP_OPTIONS   0x04

options key value

Definition at line 143 of file ctap_cbor.h.

◆ CTAP_CBOR_GET_INFO_RESP_PIN_PROTOCOLS

#define CTAP_CBOR_GET_INFO_RESP_PIN_PROTOCOLS   0x06

pinProtocol key value

Definition at line 145 of file ctap_cbor.h.

◆ CTAP_CBOR_GET_INFO_RESP_VERSIONS

#define CTAP_CBOR_GET_INFO_RESP_VERSIONS   0x01

versions key value

Definition at line 140 of file ctap_cbor.h.

◆ CTAP_CBOR_INFO_MAP_SZ

#define CTAP_CBOR_INFO_MAP_SZ   0x06

CBOR map size of encoded getInfo response.

Definition at line 34 of file ctap_cbor.h.

◆ CTAP_CBOR_KEY_AGREEMENT_MAP_SZ

#define CTAP_CBOR_KEY_AGREEMENT_MAP_SZ   0x01

CBOR map size of encoded clientPIN keyAgreement.

Definition at line 69 of file ctap_cbor.h.

◆ CTAP_CBOR_MAP_MAX_KEY_LEN

#define CTAP_CBOR_MAP_MAX_KEY_LEN   0x10

Max length of string key in CBOR map.

Definition at line 84 of file ctap_cbor.h.

◆ CTAP_CBOR_MAX_CREDENTIAL_TYPE_LEN

#define CTAP_CBOR_MAX_CREDENTIAL_TYPE_LEN   0x10

Max length of PublicKeyCredentialType string.

Definition at line 89 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_CLIENT_DATA_HASH

#define CTAP_CBOR_MC_REQ_CLIENT_DATA_HASH   0x01

clientDataHash key value

Definition at line 124 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_EXCLUDE_LIST

#define CTAP_CBOR_MC_REQ_EXCLUDE_LIST   0x05

excludeList key value

Definition at line 128 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_EXTENSIONS

#define CTAP_CBOR_MC_REQ_EXTENSIONS   0x06

extensions key value

Definition at line 129 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_OPTIONS

#define CTAP_CBOR_MC_REQ_OPTIONS   0x07

options key value

Definition at line 130 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_PIN_AUTH

#define CTAP_CBOR_MC_REQ_PIN_AUTH   0x08

pinAuth key value

Definition at line 131 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_PIN_PROTOCOL

#define CTAP_CBOR_MC_REQ_PIN_PROTOCOL   0x09

pinProtocol key value

Definition at line 132 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_PUB_KEY_CRED_PARAMS

#define CTAP_CBOR_MC_REQ_PUB_KEY_CRED_PARAMS   0x04

pubKeyCredParams key value

Definition at line 127 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_RP

#define CTAP_CBOR_MC_REQ_RP   0x02

relying party key value

Definition at line 125 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_REQ_USER

#define CTAP_CBOR_MC_REQ_USER   0x03

user key value

Definition at line 126 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_RESP_ATT_STMT

#define CTAP_CBOR_MC_RESP_ATT_STMT   0x03

attestation statement key value

Definition at line 164 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_RESP_AUTH_DATA

#define CTAP_CBOR_MC_RESP_AUTH_DATA   0x02

authData key value

Definition at line 163 of file ctap_cbor.h.

◆ CTAP_CBOR_MC_RESP_FMT

#define CTAP_CBOR_MC_RESP_FMT   0x01

attestation statement format identifier key value

Definition at line 162 of file ctap_cbor.h.

◆ CTAP_CBOR_PIN_TOKEN_MAP_SZ

#define CTAP_CBOR_PIN_TOKEN_MAP_SZ   0x01

CBOR map size of encoded pinToken.

Definition at line 54 of file ctap_cbor.h.

◆ CTAP_CBOR_RETRIES_MAP_SZ

#define CTAP_CBOR_RETRIES_MAP_SZ   0x01

CBOR map size of encoded clientPIN retries.

Definition at line 74 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_ALG

#define CTAP_CBOR_STR_ALG   "alg"

algorithm key string

Definition at line 96 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_ICON

#define CTAP_CBOR_STR_ICON   "icon"

icon key string

Definition at line 105 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_ID

#define CTAP_CBOR_STR_ID   "id"

id key string

Definition at line 98 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_NAME

#define CTAP_CBOR_STR_NAME   "name"

name key string

Definition at line 104 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_PACKED

#define CTAP_CBOR_STR_PACKED   "packed"

packed key string

Definition at line 95 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_PUBLIC_KEY

#define CTAP_CBOR_STR_PUBLIC_KEY   "public-key"

public-key key string

Definition at line 100 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_RESIDENT_KEY

#define CTAP_CBOR_STR_RESIDENT_KEY   "rk"

resident key key string

Definition at line 103 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_SIG

#define CTAP_CBOR_STR_SIG   "sig"

signature key string

Definition at line 97 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_TYPE

#define CTAP_CBOR_STR_TYPE   "type"

type key string

Definition at line 99 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_USER_PRESENT

#define CTAP_CBOR_STR_USER_PRESENT   "up"

user presence key string

Definition at line 102 of file ctap_cbor.h.

◆ CTAP_CBOR_STR_USER_VERIFIED

#define CTAP_CBOR_STR_USER_VERIFIED   "uv"

user verification key string

Definition at line 101 of file ctap_cbor.h.

◆ CTAP_CBOR_USER_ENTITY_MAP_SZ

#define CTAP_CBOR_USER_ENTITY_MAP_SZ   0x01

CBOR map size of encoded user entity.

Definition at line 59 of file ctap_cbor.h.

◆ CTAP_CBOR_VERSION_STRING_FIDO

#define CTAP_CBOR_VERSION_STRING_FIDO   "FIDO_2_0"

FIDO 2 flag.

Definition at line 153 of file ctap_cbor.h.

◆ CTAP_CBOR_VERSION_STRING_FIDO_PRE

#define CTAP_CBOR_VERSION_STRING_FIDO_PRE   "FIDO_2_1_PRE"

FIDO 2.1 flag.

Definition at line 152 of file ctap_cbor.h.

◆ CTAP_CBOR_VERSION_STRING_U2F_V2

#define CTAP_CBOR_VERSION_STRING_U2F_V2   "U2F_V2"

U2F V2 flag.

Definition at line 154 of file ctap_cbor.h.

Function Documentation

◆ fido2_ctap_cbor_encode_assertion_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.

CTAP specification (version 20190130) section 5.2

Parameters
[in]auth_dataauthenticator data header
[in]client_data_hashSHA-256 hash of JSON serialized client data
[in]rkresident key
[in]valid_cred_countamount of valid credentials found in allow list
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_encode_attestation_object()

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.

Webauthn specification (version 20190304) section 6.5

Parameters
[in]auth_dataauthenticator data
[in]client_data_hashSHA-256 hash of JSON serialized client data
[in]rkresident key
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_encode_info()

int fido2_ctap_cbor_encode_info ( const ctap_info_t *  info)

Encode CBOR info map.

CTAP specification (version 20190130) section 5.4

Parameters
[in]infoinformation about capabilities
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_encode_key_agreement()

int fido2_ctap_cbor_encode_key_agreement ( const ctap_public_key_cose_t *  key)

Encode key agreement.

Parameters
[in]keyPublic key in COSE format
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_encode_pin_token()

int fido2_ctap_cbor_encode_pin_token ( uint8_t *  token,
size_t  len 
)

Encode encrypted pin token.

Parameters
[in]tokenencrypted pin token
[in]lenlength of token
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_encode_retries()

int fido2_ctap_cbor_encode_retries ( uint8_t  tries_left)

Encode PIN tries left.

Parameters
[in]tries_leftamount of tries left
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_get_buffer_size()

size_t fido2_ctap_cbor_get_buffer_size ( const uint8_t *  buf)

Get size of CBOR encoded data.

Parameters
[in]bufBuffer holding the data
Returns
size of CBOR encoded data

◆ fido2_ctap_cbor_init_encoder()

void fido2_ctap_cbor_init_encoder ( uint8_t *  buf,
size_t  len 
)

Initialize CBOR encoder.

Parameters
[in]bufBuffer to hold CBOR encoded data
[in]lenLength of buf

◆ fido2_ctap_cbor_parse_client_pin_req()

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.

CTAP specification (version 20190130) section 5.5

Parameters
[in]reqstruct to parse into
[in]req_rawraw request
[in]lenlength of req_raw
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_parse_get_assertion_req()

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.

CTAP specification (version 20190130) section 5.2

Parameters
[in]reqstruct to parse into
[in]req_rawraw request
[in]lenlength of req_raw
Returns
ctap_status_codes_t

◆ fido2_ctap_cbor_parse_make_credential_req()

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.

CTAP specification (version 20190130) section 5.1

Parameters
[in]reqstruct to parse into
[in]req_rawraw request
[in]lenlength of req_raw
Returns
ctap_status_codes_t