1575 lines
56 KiB
Rust
1575 lines
56 KiB
Rust
// Copyright 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use super::status_code::Ctap2StatusCode;
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use alloc::collections::BTreeMap;
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use alloc::string::String;
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use alloc::vec::Vec;
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use arrayref::array_ref;
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use cbor::{cbor_array_vec, cbor_bytes_lit, cbor_map_options, destructure_cbor_map};
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use core::convert::TryFrom;
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use crypto::{ecdh, ecdsa};
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#[cfg(test)]
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use enum_iterator::IntoEnumIterator;
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// https://www.w3.org/TR/webauthn/#dictdef-publickeycredentialrpentity
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
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pub struct PublicKeyCredentialRpEntity {
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pub rp_id: String,
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pub rp_name: Option<String>,
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pub rp_icon: Option<String>,
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}
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impl TryFrom<cbor::Value> for PublicKeyCredentialRpEntity {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"id" => rp_id,
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"icon" => rp_icon,
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"name" => rp_name,
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} = extract_map(cbor_value)?;
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}
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let rp_id = extract_text_string(ok_or_missing(rp_id)?)?;
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let rp_name = rp_name.map(extract_text_string).transpose()?;
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let rp_icon = rp_icon.map(extract_text_string).transpose()?;
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Ok(Self {
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rp_id,
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rp_name,
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rp_icon,
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})
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}
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}
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// https://www.w3.org/TR/webauthn/#dictdef-publickeycredentialuserentity
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Clone, Debug, PartialEq))]
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pub struct PublicKeyCredentialUserEntity {
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pub user_id: Vec<u8>,
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pub user_name: Option<String>,
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pub user_display_name: Option<String>,
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pub user_icon: Option<String>,
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}
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impl TryFrom<cbor::Value> for PublicKeyCredentialUserEntity {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"id" => user_id,
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"icon" => user_icon,
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"name" => user_name,
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"displayName" => user_display_name,
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} = extract_map(cbor_value)?;
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}
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let user_id = extract_byte_string(ok_or_missing(user_id)?)?;
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let user_name = user_name.map(extract_text_string).transpose()?;
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let user_display_name = user_display_name.map(extract_text_string).transpose()?;
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let user_icon = user_icon.map(extract_text_string).transpose()?;
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Ok(Self {
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user_id,
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user_name,
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user_display_name,
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user_icon,
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})
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}
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}
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impl From<PublicKeyCredentialUserEntity> for cbor::Value {
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fn from(entity: PublicKeyCredentialUserEntity) -> Self {
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cbor_map_options! {
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"id" => entity.user_id,
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"name" => entity.user_name,
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"displayName" => entity.user_display_name,
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"icon" => entity.user_icon,
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}
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}
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}
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// https://www.w3.org/TR/webauthn/#enumdef-publickeycredentialtype
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#[derive(Clone, PartialEq)]
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug))]
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pub enum PublicKeyCredentialType {
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PublicKey,
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// This is the default for all strings not covered above.
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// Unknown types should be ignored, instead of returning errors.
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Unknown,
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}
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impl From<PublicKeyCredentialType> for cbor::Value {
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fn from(cred_type: PublicKeyCredentialType) -> Self {
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match cred_type {
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PublicKeyCredentialType::PublicKey => "public-key",
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// We should never create this credential type.
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PublicKeyCredentialType::Unknown => "unknown",
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}
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.into()
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}
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}
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impl TryFrom<cbor::Value> for PublicKeyCredentialType {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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let cred_type_string = extract_text_string(cbor_value)?;
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match &cred_type_string[..] {
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"public-key" => Ok(PublicKeyCredentialType::PublicKey),
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_ => Ok(PublicKeyCredentialType::Unknown),
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}
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}
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}
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// https://www.w3.org/TR/webauthn/#dictdef-publickeycredentialparameters
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#[derive(PartialEq)]
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug))]
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pub struct PublicKeyCredentialParameter {
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pub cred_type: PublicKeyCredentialType,
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pub alg: SignatureAlgorithm,
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}
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impl TryFrom<cbor::Value> for PublicKeyCredentialParameter {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"alg" => alg,
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"type" => cred_type,
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} = extract_map(cbor_value)?;
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}
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let cred_type = PublicKeyCredentialType::try_from(ok_or_missing(cred_type)?)?;
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let alg = SignatureAlgorithm::try_from(ok_or_missing(alg)?)?;
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Ok(Self { cred_type, alg })
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}
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}
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impl From<PublicKeyCredentialParameter> for cbor::Value {
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fn from(cred_param: PublicKeyCredentialParameter) -> Self {
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cbor_map_options! {
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"type" => cred_param.cred_type,
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"alg" => cred_param.alg,
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}
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}
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}
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// https://www.w3.org/TR/webauthn/#enumdef-authenticatortransport
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Clone, Debug, PartialEq))]
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#[cfg_attr(test, derive(IntoEnumIterator))]
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pub enum AuthenticatorTransport {
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Usb,
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Nfc,
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Ble,
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Internal,
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}
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impl From<AuthenticatorTransport> for cbor::Value {
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fn from(transport: AuthenticatorTransport) -> Self {
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match transport {
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AuthenticatorTransport::Usb => "usb",
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AuthenticatorTransport::Nfc => "nfc",
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AuthenticatorTransport::Ble => "ble",
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AuthenticatorTransport::Internal => "internal",
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}
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.into()
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}
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}
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impl TryFrom<cbor::Value> for AuthenticatorTransport {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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let transport_string = extract_text_string(cbor_value)?;
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match &transport_string[..] {
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"usb" => Ok(AuthenticatorTransport::Usb),
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"nfc" => Ok(AuthenticatorTransport::Nfc),
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"ble" => Ok(AuthenticatorTransport::Ble),
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"internal" => Ok(AuthenticatorTransport::Internal),
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_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
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}
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}
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}
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// https://www.w3.org/TR/webauthn/#dictdef-publickeycredentialdescriptor
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Clone, Debug, PartialEq))]
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pub struct PublicKeyCredentialDescriptor {
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pub key_type: PublicKeyCredentialType,
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pub key_id: Vec<u8>,
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pub transports: Option<Vec<AuthenticatorTransport>>,
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}
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impl TryFrom<cbor::Value> for PublicKeyCredentialDescriptor {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"id" => key_id,
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"type" => key_type,
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"transports" => transports,
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} = extract_map(cbor_value)?;
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}
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let key_type = PublicKeyCredentialType::try_from(ok_or_missing(key_type)?)?;
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let key_id = extract_byte_string(ok_or_missing(key_id)?)?;
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let transports = match transports {
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Some(exclude_entry) => {
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let transport_vec = extract_array(exclude_entry)?;
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let transports = transport_vec
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.into_iter()
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.map(AuthenticatorTransport::try_from)
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.collect::<Result<Vec<AuthenticatorTransport>, Ctap2StatusCode>>()?;
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Some(transports)
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}
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None => None,
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};
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Ok(Self {
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key_type,
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key_id,
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transports,
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})
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}
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}
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impl From<PublicKeyCredentialDescriptor> for cbor::Value {
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fn from(desc: PublicKeyCredentialDescriptor) -> Self {
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cbor_map_options! {
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"type" => desc.key_type,
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"id" => desc.key_id,
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"transports" => desc.transports.map(|vec| cbor_array_vec!(vec)),
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}
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}
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}
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Clone, Debug, PartialEq))]
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pub struct MakeCredentialExtensions {
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pub hmac_secret: bool,
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pub cred_protect: Option<CredentialProtectionPolicy>,
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pub min_pin_length: bool,
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}
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impl TryFrom<cbor::Value> for MakeCredentialExtensions {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"credProtect" => cred_protect,
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"hmac-secret" => hmac_secret,
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"minPinLength" => min_pin_length,
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} = extract_map(cbor_value)?;
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}
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let hmac_secret = hmac_secret.map_or(Ok(false), extract_bool)?;
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let cred_protect = cred_protect
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.map(CredentialProtectionPolicy::try_from)
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.transpose()?;
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let min_pin_length = min_pin_length.map_or(Ok(false), extract_bool)?;
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Ok(Self {
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hmac_secret,
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cred_protect,
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min_pin_length,
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})
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}
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}
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Clone, Debug, PartialEq))]
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pub struct GetAssertionExtensions {
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pub hmac_secret: Option<GetAssertionHmacSecretInput>,
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}
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impl TryFrom<cbor::Value> for GetAssertionExtensions {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"hmac-secret" => hmac_secret,
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} = extract_map(cbor_value)?;
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}
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let hmac_secret = hmac_secret
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.map(GetAssertionHmacSecretInput::try_from)
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.transpose()?;
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Ok(Self { hmac_secret })
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}
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}
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#[derive(Clone)]
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
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pub struct GetAssertionHmacSecretInput {
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pub key_agreement: CoseKey,
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pub salt_enc: Vec<u8>,
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pub salt_auth: Vec<u8>,
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}
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impl TryFrom<cbor::Value> for GetAssertionHmacSecretInput {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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1 => cose_key,
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2 => salt_enc,
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3 => salt_auth,
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} = extract_map(cbor_value)?;
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}
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let cose_key = extract_map(ok_or_missing(cose_key)?)?;
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let salt_enc = extract_byte_string(ok_or_missing(salt_enc)?)?;
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let salt_auth = extract_byte_string(ok_or_missing(salt_auth)?)?;
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Ok(Self {
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key_agreement: CoseKey(cose_key),
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salt_enc,
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salt_auth,
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})
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}
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}
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// Even though options are optional, we can use the default if not present.
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
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pub struct MakeCredentialOptions {
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pub rk: bool,
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pub uv: bool,
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}
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impl TryFrom<cbor::Value> for MakeCredentialOptions {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"rk" => rk,
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"up" => up,
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"uv" => uv,
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} = extract_map(cbor_value)?;
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}
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let rk = match rk {
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Some(options_entry) => extract_bool(options_entry)?,
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None => false,
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};
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if up.is_some() {
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return Err(Ctap2StatusCode::CTAP2_ERR_INVALID_OPTION);
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}
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let uv = match uv {
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Some(options_entry) => extract_bool(options_entry)?,
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None => false,
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};
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Ok(Self { rk, uv })
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}
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}
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
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pub struct GetAssertionOptions {
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pub up: bool,
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pub uv: bool,
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}
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impl TryFrom<cbor::Value> for GetAssertionOptions {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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destructure_cbor_map! {
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let {
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"rk" => rk,
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"up" => up,
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"uv" => uv,
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} = extract_map(cbor_value)?;
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}
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if let Some(options_entry) = rk {
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// This is only for returning the correct status code.
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extract_bool(options_entry)?;
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return Err(Ctap2StatusCode::CTAP2_ERR_INVALID_OPTION);
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}
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let up = match up {
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Some(options_entry) => extract_bool(options_entry)?,
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None => true,
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};
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let uv = match uv {
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Some(options_entry) => extract_bool(options_entry)?,
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None => false,
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};
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Ok(Self { up, uv })
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}
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}
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// https://www.w3.org/TR/webauthn/#packed-attestation
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#[cfg_attr(test, derive(PartialEq))]
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug))]
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pub struct PackedAttestationStatement {
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pub alg: i64,
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pub sig: Vec<u8>,
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pub x5c: Option<Vec<Vec<u8>>>,
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pub ecdaa_key_id: Option<Vec<u8>>,
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}
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impl From<PackedAttestationStatement> for cbor::Value {
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fn from(att_stmt: PackedAttestationStatement) -> Self {
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cbor_map_options! {
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"alg" => att_stmt.alg,
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"sig" => att_stmt.sig,
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"x5c" => att_stmt.x5c.map(|x| cbor_array_vec!(x)),
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"ecdaaKeyId" => att_stmt.ecdaa_key_id,
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}
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}
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}
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#[derive(PartialEq)]
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug))]
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pub enum SignatureAlgorithm {
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ES256 = ecdsa::PubKey::ES256_ALGORITHM as isize,
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// This is the default for all numbers not covered above.
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// Unknown types should be ignored, instead of returning errors.
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Unknown = 0,
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}
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impl From<SignatureAlgorithm> for cbor::Value {
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fn from(alg: SignatureAlgorithm) -> Self {
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(alg as i64).into()
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}
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}
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impl TryFrom<cbor::Value> for SignatureAlgorithm {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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match extract_integer(cbor_value)? {
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ecdsa::PubKey::ES256_ALGORITHM => Ok(SignatureAlgorithm::ES256),
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_ => Ok(SignatureAlgorithm::Unknown),
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}
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}
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}
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#[derive(Clone, Copy, PartialEq, PartialOrd)]
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#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug))]
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#[cfg_attr(test, derive(IntoEnumIterator))]
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pub enum CredentialProtectionPolicy {
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UserVerificationOptional = 0x01,
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UserVerificationOptionalWithCredentialIdList = 0x02,
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UserVerificationRequired = 0x03,
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}
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impl From<CredentialProtectionPolicy> for cbor::Value {
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fn from(policy: CredentialProtectionPolicy) -> Self {
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(policy as i64).into()
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}
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}
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impl TryFrom<cbor::Value> for CredentialProtectionPolicy {
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type Error = Ctap2StatusCode;
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fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
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match extract_integer(cbor_value)? {
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0x01 => Ok(CredentialProtectionPolicy::UserVerificationOptional),
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0x02 => Ok(CredentialProtectionPolicy::UserVerificationOptionalWithCredentialIdList),
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0x03 => Ok(CredentialProtectionPolicy::UserVerificationRequired),
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_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
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}
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}
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}
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// https://www.w3.org/TR/webauthn/#public-key-credential-source
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//
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// Note that we only use the WebAuthn definition as an example. This data-structure is not specified
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// by FIDO. In particular we may choose how we serialize and deserialize it.
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#[derive(Clone)]
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#[cfg_attr(test, derive(PartialEq))]
|
|
#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug))]
|
|
pub struct PublicKeyCredentialSource {
|
|
// TODO function to convert to / from Vec<u8>
|
|
pub key_type: PublicKeyCredentialType,
|
|
pub credential_id: Vec<u8>,
|
|
pub private_key: ecdsa::SecKey, // TODO(kaczmarczyck) open for other algorithms
|
|
pub rp_id: String,
|
|
pub user_handle: Vec<u8>, // not optional, but nullable
|
|
pub user_display_name: Option<String>,
|
|
pub cred_protect_policy: Option<CredentialProtectionPolicy>,
|
|
pub creation_order: u64,
|
|
pub user_name: Option<String>,
|
|
pub user_icon: Option<String>,
|
|
}
|
|
|
|
// We serialize credentials for the persistent storage using CBOR maps. Each field of a credential
|
|
// is associated with a unique tag, implemented with a CBOR unsigned key.
|
|
enum PublicKeyCredentialSourceField {
|
|
CredentialId = 0,
|
|
PrivateKey = 1,
|
|
RpId = 2,
|
|
UserHandle = 3,
|
|
UserDisplayName = 4,
|
|
CredProtectPolicy = 6,
|
|
CreationOrder = 7,
|
|
UserName = 8,
|
|
UserIcon = 9,
|
|
// When a field is removed, its tag should be reserved and not used for new fields. We document
|
|
// those reserved tags below.
|
|
// Reserved tags:
|
|
// - CredRandom = 5,
|
|
}
|
|
|
|
impl From<PublicKeyCredentialSourceField> for cbor::KeyType {
|
|
fn from(field: PublicKeyCredentialSourceField) -> cbor::KeyType {
|
|
(field as u64).into()
|
|
}
|
|
}
|
|
|
|
impl From<PublicKeyCredentialSource> for cbor::Value {
|
|
fn from(credential: PublicKeyCredentialSource) -> cbor::Value {
|
|
let mut private_key = [0u8; 32];
|
|
credential.private_key.to_bytes(&mut private_key);
|
|
cbor_map_options! {
|
|
PublicKeyCredentialSourceField::CredentialId => Some(credential.credential_id),
|
|
PublicKeyCredentialSourceField::PrivateKey => Some(private_key.to_vec()),
|
|
PublicKeyCredentialSourceField::RpId => Some(credential.rp_id),
|
|
PublicKeyCredentialSourceField::UserHandle => Some(credential.user_handle),
|
|
PublicKeyCredentialSourceField::UserDisplayName => credential.user_display_name,
|
|
PublicKeyCredentialSourceField::CredProtectPolicy => credential.cred_protect_policy,
|
|
PublicKeyCredentialSourceField::CreationOrder => credential.creation_order,
|
|
PublicKeyCredentialSourceField::UserName => credential.user_name,
|
|
PublicKeyCredentialSourceField::UserIcon => credential.user_icon,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl TryFrom<cbor::Value> for PublicKeyCredentialSource {
|
|
type Error = Ctap2StatusCode;
|
|
|
|
fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
|
|
destructure_cbor_map! {
|
|
let {
|
|
PublicKeyCredentialSourceField::CredentialId => credential_id,
|
|
PublicKeyCredentialSourceField::PrivateKey => private_key,
|
|
PublicKeyCredentialSourceField::RpId => rp_id,
|
|
PublicKeyCredentialSourceField::UserHandle => user_handle,
|
|
PublicKeyCredentialSourceField::UserDisplayName => user_display_name,
|
|
PublicKeyCredentialSourceField::CredProtectPolicy => cred_protect_policy,
|
|
PublicKeyCredentialSourceField::CreationOrder => creation_order,
|
|
PublicKeyCredentialSourceField::UserName => user_name,
|
|
PublicKeyCredentialSourceField::UserIcon => user_icon,
|
|
} = extract_map(cbor_value)?;
|
|
}
|
|
|
|
let credential_id = extract_byte_string(ok_or_missing(credential_id)?)?;
|
|
let private_key = extract_byte_string(ok_or_missing(private_key)?)?;
|
|
if private_key.len() != 32 {
|
|
return Err(Ctap2StatusCode::CTAP2_ERR_INVALID_CBOR);
|
|
}
|
|
let private_key = ecdsa::SecKey::from_bytes(array_ref!(private_key, 0, 32))
|
|
.ok_or(Ctap2StatusCode::CTAP2_ERR_INVALID_CBOR)?;
|
|
let rp_id = extract_text_string(ok_or_missing(rp_id)?)?;
|
|
let user_handle = extract_byte_string(ok_or_missing(user_handle)?)?;
|
|
let user_display_name = user_display_name.map(extract_text_string).transpose()?;
|
|
let cred_protect_policy = cred_protect_policy
|
|
.map(CredentialProtectionPolicy::try_from)
|
|
.transpose()?;
|
|
let creation_order = creation_order.map(extract_unsigned).unwrap_or(Ok(0))?;
|
|
let user_name = user_name.map(extract_text_string).transpose()?;
|
|
let user_icon = user_icon.map(extract_text_string).transpose()?;
|
|
// We don't return whether there were unknown fields in the CBOR value. This means that
|
|
// deserialization is not injective. In particular deserialization is only an inverse of
|
|
// serialization at a given version of OpenSK. This is not a problem because:
|
|
// 1. When a field is deprecated, its tag is reserved and never reused in future versions,
|
|
// including to be reintroduced with the same semantics. In other words, removing a field
|
|
// is permanent.
|
|
// 2. OpenSK is never used with a more recent version of the storage. In particular, OpenSK
|
|
// is never rolled-back.
|
|
// As a consequence, the unknown fields are only reserved fields and don't need to be
|
|
// preserved.
|
|
Ok(PublicKeyCredentialSource {
|
|
key_type: PublicKeyCredentialType::PublicKey,
|
|
credential_id,
|
|
private_key,
|
|
rp_id,
|
|
user_handle,
|
|
user_display_name,
|
|
cred_protect_policy,
|
|
creation_order,
|
|
user_name,
|
|
user_icon,
|
|
})
|
|
}
|
|
}
|
|
|
|
impl PublicKeyCredentialSource {
|
|
// Relying parties do not need to provide the credential ID in an allow_list if true.
|
|
pub fn is_discoverable(&self) -> bool {
|
|
self.cred_protect_policy.is_none()
|
|
|| self.cred_protect_policy
|
|
== Some(CredentialProtectionPolicy::UserVerificationOptional)
|
|
}
|
|
}
|
|
|
|
// TODO(kaczmarczyck) we could decide to split this data type up
|
|
// It depends on the algorithm though, I think.
|
|
// So before creating a mess, this is my workaround.
|
|
#[derive(Clone)]
|
|
#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
|
|
pub struct CoseKey(pub BTreeMap<cbor::KeyType, cbor::Value>);
|
|
|
|
// This is the algorithm specifier that is supposed to be used in a COSE key
|
|
// map. The CTAP specification says -25 which represents ECDH-ES + HKDF-256
|
|
// here: https://www.iana.org/assignments/cose/cose.xhtml#algorithms
|
|
// In fact, this is just used for compatibility with older specification versions.
|
|
const ECDH_ALGORITHM: i64 = -25;
|
|
// This is the identifier used by OpenSSH. To be compatible, we accept both.
|
|
const ES256_ALGORITHM: i64 = -7;
|
|
const EC2_KEY_TYPE: i64 = 2;
|
|
const P_256_CURVE: i64 = 1;
|
|
|
|
impl From<ecdh::PubKey> for CoseKey {
|
|
fn from(pk: ecdh::PubKey) -> Self {
|
|
let mut x_bytes = [0; ecdh::NBYTES];
|
|
let mut y_bytes = [0; ecdh::NBYTES];
|
|
pk.to_coordinates(&mut x_bytes, &mut y_bytes);
|
|
let x_byte_cbor: cbor::Value = cbor_bytes_lit!(&x_bytes);
|
|
let y_byte_cbor: cbor::Value = cbor_bytes_lit!(&y_bytes);
|
|
// TODO(kaczmarczyck) do not write optional parameters, spec is unclear
|
|
let cose_cbor_value = cbor_map_options! {
|
|
1 => EC2_KEY_TYPE,
|
|
3 => ECDH_ALGORITHM,
|
|
-1 => P_256_CURVE,
|
|
-2 => x_byte_cbor,
|
|
-3 => y_byte_cbor,
|
|
};
|
|
if let cbor::Value::Map(cose_map) = cose_cbor_value {
|
|
CoseKey(cose_map)
|
|
} else {
|
|
unreachable!();
|
|
}
|
|
}
|
|
}
|
|
|
|
impl TryFrom<CoseKey> for ecdh::PubKey {
|
|
type Error = Ctap2StatusCode;
|
|
|
|
fn try_from(cose_key: CoseKey) -> Result<Self, Ctap2StatusCode> {
|
|
destructure_cbor_map! {
|
|
let {
|
|
1 => key_type,
|
|
3 => algorithm,
|
|
-1 => curve,
|
|
-2 => x_bytes,
|
|
-3 => y_bytes,
|
|
} = cose_key.0;
|
|
}
|
|
|
|
let key_type = extract_integer(ok_or_missing(key_type)?)?;
|
|
if key_type != EC2_KEY_TYPE {
|
|
return Err(Ctap2StatusCode::CTAP2_ERR_UNSUPPORTED_ALGORITHM);
|
|
}
|
|
let algorithm = extract_integer(ok_or_missing(algorithm)?)?;
|
|
if algorithm != ECDH_ALGORITHM && algorithm != ES256_ALGORITHM {
|
|
return Err(Ctap2StatusCode::CTAP2_ERR_UNSUPPORTED_ALGORITHM);
|
|
}
|
|
let curve = extract_integer(ok_or_missing(curve)?)?;
|
|
if curve != P_256_CURVE {
|
|
return Err(Ctap2StatusCode::CTAP2_ERR_UNSUPPORTED_ALGORITHM);
|
|
}
|
|
let x_bytes = extract_byte_string(ok_or_missing(x_bytes)?)?;
|
|
if x_bytes.len() != ecdh::NBYTES {
|
|
return Err(Ctap2StatusCode::CTAP1_ERR_INVALID_PARAMETER);
|
|
}
|
|
let y_bytes = extract_byte_string(ok_or_missing(y_bytes)?)?;
|
|
if y_bytes.len() != ecdh::NBYTES {
|
|
return Err(Ctap2StatusCode::CTAP1_ERR_INVALID_PARAMETER);
|
|
}
|
|
|
|
let x_array_ref = array_ref![x_bytes.as_slice(), 0, ecdh::NBYTES];
|
|
let y_array_ref = array_ref![y_bytes.as_slice(), 0, ecdh::NBYTES];
|
|
ecdh::PubKey::from_coordinates(x_array_ref, y_array_ref)
|
|
.ok_or(Ctap2StatusCode::CTAP1_ERR_INVALID_PARAMETER)
|
|
}
|
|
}
|
|
|
|
#[cfg_attr(any(test, feature = "debug_ctap"), derive(Clone, Debug, PartialEq))]
|
|
#[cfg_attr(test, derive(IntoEnumIterator))]
|
|
pub enum ClientPinSubCommand {
|
|
GetPinRetries = 0x01,
|
|
GetKeyAgreement = 0x02,
|
|
SetPin = 0x03,
|
|
ChangePin = 0x04,
|
|
GetPinToken = 0x05,
|
|
GetPinUvAuthTokenUsingUvWithPermissions = 0x06,
|
|
GetUvRetries = 0x07,
|
|
GetPinUvAuthTokenUsingPinWithPermissions = 0x09,
|
|
}
|
|
|
|
impl From<ClientPinSubCommand> for cbor::Value {
|
|
fn from(subcommand: ClientPinSubCommand) -> Self {
|
|
(subcommand as u64).into()
|
|
}
|
|
}
|
|
|
|
impl TryFrom<cbor::Value> for ClientPinSubCommand {
|
|
type Error = Ctap2StatusCode;
|
|
|
|
fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
|
|
let subcommand_int = extract_unsigned(cbor_value)?;
|
|
match subcommand_int {
|
|
0x01 => Ok(ClientPinSubCommand::GetPinRetries),
|
|
0x02 => Ok(ClientPinSubCommand::GetKeyAgreement),
|
|
0x03 => Ok(ClientPinSubCommand::SetPin),
|
|
0x04 => Ok(ClientPinSubCommand::ChangePin),
|
|
0x05 => Ok(ClientPinSubCommand::GetPinToken),
|
|
0x06 => Ok(ClientPinSubCommand::GetPinUvAuthTokenUsingUvWithPermissions),
|
|
0x07 => Ok(ClientPinSubCommand::GetUvRetries),
|
|
0x09 => Ok(ClientPinSubCommand::GetPinUvAuthTokenUsingPinWithPermissions),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_INVALID_SUBCOMMAND),
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Clone, Copy)]
|
|
#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
|
|
#[cfg_attr(test, derive(IntoEnumIterator))]
|
|
pub enum ConfigSubCommand {
|
|
EnableEnterpriseAttestation = 0x01,
|
|
ToggleAlwaysUv = 0x02,
|
|
SetMinPinLength = 0x03,
|
|
VendorPrototype = 0xFF,
|
|
}
|
|
|
|
impl From<ConfigSubCommand> for cbor::Value {
|
|
fn from(subcommand: ConfigSubCommand) -> Self {
|
|
(subcommand as u64).into()
|
|
}
|
|
}
|
|
|
|
impl TryFrom<cbor::Value> for ConfigSubCommand {
|
|
type Error = Ctap2StatusCode;
|
|
|
|
fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
|
|
let subcommand_int = extract_unsigned(cbor_value)?;
|
|
match subcommand_int {
|
|
0x01 => Ok(ConfigSubCommand::EnableEnterpriseAttestation),
|
|
0x02 => Ok(ConfigSubCommand::ToggleAlwaysUv),
|
|
0x03 => Ok(ConfigSubCommand::SetMinPinLength),
|
|
0xFF => Ok(ConfigSubCommand::VendorPrototype),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_INVALID_SUBCOMMAND),
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
|
|
pub enum ConfigSubCommandParams {
|
|
SetMinPinLength(SetMinPinLengthParams),
|
|
}
|
|
|
|
impl From<ConfigSubCommandParams> for cbor::Value {
|
|
fn from(params: ConfigSubCommandParams) -> Self {
|
|
match params {
|
|
ConfigSubCommandParams::SetMinPinLength(set_min_pin_length_params) => {
|
|
set_min_pin_length_params.into()
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
#[cfg_attr(any(test, feature = "debug_ctap"), derive(Debug, PartialEq))]
|
|
pub struct SetMinPinLengthParams {
|
|
pub new_min_pin_length: Option<u8>,
|
|
pub min_pin_length_rp_ids: Option<Vec<String>>,
|
|
pub force_change_pin: Option<bool>,
|
|
}
|
|
|
|
impl TryFrom<cbor::Value> for SetMinPinLengthParams {
|
|
type Error = Ctap2StatusCode;
|
|
|
|
fn try_from(cbor_value: cbor::Value) -> Result<Self, Ctap2StatusCode> {
|
|
destructure_cbor_map! {
|
|
let {
|
|
0x01 => new_min_pin_length,
|
|
0x02 => min_pin_length_rp_ids,
|
|
0x03 => force_change_pin,
|
|
} = extract_map(cbor_value)?;
|
|
}
|
|
|
|
let new_min_pin_length = new_min_pin_length
|
|
.map(extract_unsigned)
|
|
.transpose()?
|
|
.map(u8::try_from)
|
|
.transpose()
|
|
.map_err(|_| Ctap2StatusCode::CTAP2_ERR_PIN_POLICY_VIOLATION)?;
|
|
let min_pin_length_rp_ids = match min_pin_length_rp_ids {
|
|
Some(entry) => Some(
|
|
extract_array(entry)?
|
|
.into_iter()
|
|
.map(extract_text_string)
|
|
.collect::<Result<Vec<String>, Ctap2StatusCode>>()?,
|
|
),
|
|
None => None,
|
|
};
|
|
let force_change_pin = force_change_pin.map(extract_bool).transpose()?;
|
|
|
|
Ok(Self {
|
|
new_min_pin_length,
|
|
min_pin_length_rp_ids,
|
|
force_change_pin,
|
|
})
|
|
}
|
|
}
|
|
|
|
impl From<SetMinPinLengthParams> for cbor::Value {
|
|
fn from(params: SetMinPinLengthParams) -> Self {
|
|
cbor_map_options! {
|
|
0x01 => params.new_min_pin_length.map(|u| u as u64),
|
|
0x02 => params.min_pin_length_rp_ids.map(|vec| cbor_array_vec!(vec)),
|
|
0x03 => params.force_change_pin,
|
|
}
|
|
}
|
|
}
|
|
|
|
pub(super) fn extract_unsigned(cbor_value: cbor::Value) -> Result<u64, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::KeyValue(cbor::KeyType::Unsigned(unsigned)) => Ok(unsigned),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub(super) fn extract_integer(cbor_value: cbor::Value) -> Result<i64, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::KeyValue(cbor::KeyType::Unsigned(unsigned)) => {
|
|
if unsigned <= core::i64::MAX as u64 {
|
|
Ok(unsigned as i64)
|
|
} else {
|
|
Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
}
|
|
}
|
|
cbor::Value::KeyValue(cbor::KeyType::Negative(signed)) => Ok(signed),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub fn extract_byte_string(cbor_value: cbor::Value) -> Result<Vec<u8>, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::KeyValue(cbor::KeyType::ByteString(byte_string)) => Ok(byte_string),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub(super) fn extract_text_string(cbor_value: cbor::Value) -> Result<String, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::KeyValue(cbor::KeyType::TextString(text_string)) => Ok(text_string),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub(super) fn extract_array(cbor_value: cbor::Value) -> Result<Vec<cbor::Value>, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::Array(array) => Ok(array),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub(super) fn extract_map(
|
|
cbor_value: cbor::Value,
|
|
) -> Result<BTreeMap<cbor::KeyType, cbor::Value>, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::Map(map) => Ok(map),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub(super) fn extract_bool(cbor_value: cbor::Value) -> Result<bool, Ctap2StatusCode> {
|
|
match cbor_value {
|
|
cbor::Value::Simple(cbor::SimpleValue::FalseValue) => Ok(false),
|
|
cbor::Value::Simple(cbor::SimpleValue::TrueValue) => Ok(true),
|
|
_ => Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE),
|
|
}
|
|
}
|
|
|
|
pub(super) fn ok_or_missing<T>(value_option: Option<T>) -> Result<T, Ctap2StatusCode> {
|
|
value_option.ok_or(Ctap2StatusCode::CTAP2_ERR_MISSING_PARAMETER)
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod test {
|
|
use self::Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE;
|
|
use super::*;
|
|
use alloc::collections::BTreeMap;
|
|
use cbor::{
|
|
cbor_array, cbor_bool, cbor_bytes, cbor_false, cbor_int, cbor_map, cbor_null, cbor_text,
|
|
cbor_unsigned,
|
|
};
|
|
use crypto::rng256::{Rng256, ThreadRng256};
|
|
|
|
#[test]
|
|
fn test_extract_unsigned() {
|
|
assert_eq!(extract_unsigned(cbor_int!(123)), Ok(123));
|
|
assert_eq!(
|
|
extract_unsigned(cbor_bool!(true)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_text!("foo")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_bytes_lit!(b"bar")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_array![]),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_map! {}),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_unsigned_limits() {
|
|
assert_eq!(
|
|
extract_unsigned(cbor_unsigned!(std::u64::MAX)),
|
|
Ok(std::u64::MAX)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_unsigned!((std::i64::MAX as u64) + 1)),
|
|
Ok((std::i64::MAX as u64) + 1)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_int!(std::i64::MAX)),
|
|
Ok(std::i64::MAX as u64)
|
|
);
|
|
assert_eq!(extract_unsigned(cbor_int!(123)), Ok(123));
|
|
assert_eq!(extract_unsigned(cbor_int!(1)), Ok(1));
|
|
assert_eq!(extract_unsigned(cbor_int!(0)), Ok(0));
|
|
assert_eq!(
|
|
extract_unsigned(cbor_int!(-1)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_int!(-123)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_unsigned(cbor_int!(std::i64::MIN)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_integer() {
|
|
assert_eq!(extract_integer(cbor_int!(123)), Ok(123));
|
|
assert_eq!(extract_integer(cbor_int!(-123)), Ok(-123));
|
|
assert_eq!(
|
|
extract_integer(cbor_bool!(true)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_integer(cbor_text!("foo")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_integer(cbor_bytes_lit!(b"bar")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_integer(cbor_array![]),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_integer(cbor_map! {}),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_integer_limits() {
|
|
assert_eq!(
|
|
extract_integer(cbor_unsigned!(std::u64::MAX)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_integer(cbor_unsigned!((std::i64::MAX as u64) + 1)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(extract_integer(cbor_int!(std::i64::MAX)), Ok(std::i64::MAX));
|
|
assert_eq!(extract_integer(cbor_int!(123)), Ok(123));
|
|
assert_eq!(extract_integer(cbor_int!(1)), Ok(1));
|
|
assert_eq!(extract_integer(cbor_int!(0)), Ok(0));
|
|
assert_eq!(extract_integer(cbor_int!(-1)), Ok(-1));
|
|
assert_eq!(extract_integer(cbor_int!(-123)), Ok(-123));
|
|
assert_eq!(extract_integer(cbor_int!(std::i64::MIN)), Ok(std::i64::MIN));
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_byte_string() {
|
|
assert_eq!(
|
|
extract_byte_string(cbor_int!(123)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_byte_string(cbor_bool!(true)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_byte_string(cbor_text!("foo")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(extract_byte_string(cbor_bytes_lit!(b"")), Ok(Vec::new()));
|
|
assert_eq!(
|
|
extract_byte_string(cbor_bytes_lit!(b"bar")),
|
|
Ok(b"bar".to_vec())
|
|
);
|
|
assert_eq!(
|
|
extract_byte_string(cbor_array![]),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_byte_string(cbor_map! {}),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_text_string() {
|
|
assert_eq!(
|
|
extract_text_string(cbor_int!(123)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_text_string(cbor_bool!(true)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(extract_text_string(cbor_text!("")), Ok(String::new()));
|
|
assert_eq!(
|
|
extract_text_string(cbor_text!("foo")),
|
|
Ok(String::from("foo"))
|
|
);
|
|
assert_eq!(
|
|
extract_text_string(cbor_bytes_lit!(b"bar")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_text_string(cbor_array![]),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_text_string(cbor_map! {}),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_array() {
|
|
assert_eq!(
|
|
extract_array(cbor_int!(123)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_array(cbor_bool!(true)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_array(cbor_text!("foo")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_array(cbor_bytes_lit!(b"bar")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(extract_array(cbor_array![]), Ok(Vec::new()));
|
|
assert_eq!(
|
|
extract_array(cbor_array![
|
|
123,
|
|
cbor_null!(),
|
|
"foo",
|
|
cbor_array![],
|
|
cbor_map! {},
|
|
]),
|
|
Ok(vec![
|
|
cbor_int!(123),
|
|
cbor_null!(),
|
|
cbor_text!("foo"),
|
|
cbor_array![],
|
|
cbor_map! {},
|
|
])
|
|
);
|
|
assert_eq!(
|
|
extract_array(cbor_map! {}),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_map() {
|
|
assert_eq!(
|
|
extract_map(cbor_int!(123)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_map(cbor_bool!(true)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_map(cbor_text!("foo")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_map(cbor_bytes_lit!(b"bar")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_map(cbor_array![]),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(extract_map(cbor_map! {}), Ok(BTreeMap::new()));
|
|
assert_eq!(
|
|
extract_map(cbor_map! {
|
|
1 => cbor_false!(),
|
|
"foo" => b"bar",
|
|
b"bin" => -42,
|
|
}),
|
|
Ok([
|
|
(cbor_unsigned!(1), cbor_false!()),
|
|
(cbor_text!("foo"), cbor_bytes_lit!(b"bar")),
|
|
(cbor_bytes_lit!(b"bin"), cbor_int!(-42)),
|
|
]
|
|
.iter()
|
|
.cloned()
|
|
.collect::<BTreeMap<_, _>>())
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_extract_bool() {
|
|
assert_eq!(
|
|
extract_bool(cbor_int!(123)),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(extract_bool(cbor_bool!(true)), Ok(true));
|
|
assert_eq!(extract_bool(cbor_bool!(false)), Ok(false));
|
|
assert_eq!(
|
|
extract_bool(cbor_text!("foo")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_bool(cbor_bytes_lit!(b"bar")),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_bool(cbor_array![]),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
assert_eq!(
|
|
extract_bool(cbor_map! {}),
|
|
Err(CTAP2_ERR_CBOR_UNEXPECTED_TYPE)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_public_key_credential_rp_entity() {
|
|
let cbor_rp_entity = cbor_map! {
|
|
"id" => "example.com",
|
|
"name" => "Example",
|
|
"icon" => "example.com/icon.png",
|
|
};
|
|
let rp_entity = PublicKeyCredentialRpEntity::try_from(cbor_rp_entity);
|
|
let expected_rp_entity = PublicKeyCredentialRpEntity {
|
|
rp_id: "example.com".to_string(),
|
|
rp_name: Some("Example".to_string()),
|
|
rp_icon: Some("example.com/icon.png".to_string()),
|
|
};
|
|
assert_eq!(rp_entity, Ok(expected_rp_entity));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_public_key_credential_user_entity() {
|
|
let cbor_user_entity = cbor_map! {
|
|
"id" => vec![0x1D, 0x1D, 0x1D, 0x1D],
|
|
"name" => "foo",
|
|
"displayName" => "bar",
|
|
"icon" => "example.com/foo/icon.png",
|
|
};
|
|
let user_entity = PublicKeyCredentialUserEntity::try_from(cbor_user_entity.clone());
|
|
let expected_user_entity = PublicKeyCredentialUserEntity {
|
|
user_id: vec![0x1D, 0x1D, 0x1D, 0x1D],
|
|
user_name: Some("foo".to_string()),
|
|
user_display_name: Some("bar".to_string()),
|
|
user_icon: Some("example.com/foo/icon.png".to_string()),
|
|
};
|
|
assert_eq!(user_entity, Ok(expected_user_entity));
|
|
let created_cbor: cbor::Value = user_entity.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_user_entity);
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_public_key_credential_type() {
|
|
let cbor_credential_type: cbor::Value = cbor_text!("public-key");
|
|
let credential_type = PublicKeyCredentialType::try_from(cbor_credential_type.clone());
|
|
let expected_credential_type = PublicKeyCredentialType::PublicKey;
|
|
assert_eq!(credential_type, Ok(expected_credential_type));
|
|
let created_cbor: cbor::Value = credential_type.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_credential_type);
|
|
|
|
let cbor_unknown_type: cbor::Value = cbor_text!("unknown-type");
|
|
let unknown_type = PublicKeyCredentialType::try_from(cbor_unknown_type);
|
|
let expected_unknown_type = PublicKeyCredentialType::Unknown;
|
|
assert_eq!(unknown_type, Ok(expected_unknown_type));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_signature_algorithm() {
|
|
let cbor_signature_algorithm: cbor::Value = cbor_int!(ecdsa::PubKey::ES256_ALGORITHM);
|
|
let signature_algorithm = SignatureAlgorithm::try_from(cbor_signature_algorithm.clone());
|
|
let expected_signature_algorithm = SignatureAlgorithm::ES256;
|
|
assert_eq!(signature_algorithm, Ok(expected_signature_algorithm));
|
|
let created_cbor: cbor::Value = signature_algorithm.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_signature_algorithm);
|
|
|
|
let cbor_unknown_algorithm: cbor::Value = cbor_int!(-1);
|
|
let unknown_algorithm = SignatureAlgorithm::try_from(cbor_unknown_algorithm);
|
|
let expected_unknown_algorithm = SignatureAlgorithm::Unknown;
|
|
assert_eq!(unknown_algorithm, Ok(expected_unknown_algorithm));
|
|
}
|
|
|
|
#[test]
|
|
fn test_cred_protection_policy_order() {
|
|
assert!(
|
|
CredentialProtectionPolicy::UserVerificationOptional
|
|
< CredentialProtectionPolicy::UserVerificationOptionalWithCredentialIdList
|
|
);
|
|
assert!(
|
|
CredentialProtectionPolicy::UserVerificationOptional
|
|
< CredentialProtectionPolicy::UserVerificationRequired
|
|
);
|
|
assert!(
|
|
CredentialProtectionPolicy::UserVerificationOptionalWithCredentialIdList
|
|
< CredentialProtectionPolicy::UserVerificationRequired
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_cred_protection_policy() {
|
|
let cbor_policy: cbor::Value = CredentialProtectionPolicy::UserVerificationOptional.into();
|
|
let policy = CredentialProtectionPolicy::try_from(cbor_policy.clone());
|
|
let expected_policy = CredentialProtectionPolicy::UserVerificationOptional;
|
|
assert_eq!(policy, Ok(expected_policy));
|
|
let created_cbor: cbor::Value = policy.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_policy);
|
|
|
|
let cbor_policy_error: cbor::Value = cbor_int!(-1);
|
|
let policy_error = CredentialProtectionPolicy::try_from(cbor_policy_error);
|
|
let expected_error = Err(Ctap2StatusCode::CTAP2_ERR_CBOR_UNEXPECTED_TYPE);
|
|
assert_eq!(policy_error, expected_error);
|
|
|
|
for policy in CredentialProtectionPolicy::into_enum_iter() {
|
|
let created_cbor: cbor::Value = policy.into();
|
|
let reconstructed = CredentialProtectionPolicy::try_from(created_cbor).unwrap();
|
|
assert_eq!(policy, reconstructed);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_authenticator_transport() {
|
|
let cbor_authenticator_transport: cbor::Value = cbor_text!("usb");
|
|
let authenticator_transport =
|
|
AuthenticatorTransport::try_from(cbor_authenticator_transport.clone());
|
|
let expected_authenticator_transport = AuthenticatorTransport::Usb;
|
|
assert_eq!(
|
|
authenticator_transport,
|
|
Ok(expected_authenticator_transport)
|
|
);
|
|
let created_cbor: cbor::Value = authenticator_transport.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_authenticator_transport);
|
|
|
|
for transport in AuthenticatorTransport::into_enum_iter() {
|
|
let created_cbor: cbor::Value = transport.clone().into();
|
|
let reconstructed = AuthenticatorTransport::try_from(created_cbor).unwrap();
|
|
assert_eq!(transport, reconstructed);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_public_key_credential_parameter() {
|
|
let cbor_credential_parameter = cbor_map! {
|
|
"type" => "public-key",
|
|
"alg" => ecdsa::PubKey::ES256_ALGORITHM,
|
|
};
|
|
let credential_parameter =
|
|
PublicKeyCredentialParameter::try_from(cbor_credential_parameter.clone());
|
|
let expected_credential_parameter = PublicKeyCredentialParameter {
|
|
cred_type: PublicKeyCredentialType::PublicKey,
|
|
alg: SignatureAlgorithm::ES256,
|
|
};
|
|
assert_eq!(credential_parameter, Ok(expected_credential_parameter));
|
|
let created_cbor: cbor::Value = credential_parameter.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_credential_parameter);
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_public_key_credential_descriptor() {
|
|
let cbor_credential_descriptor = cbor_map! {
|
|
"type" => "public-key",
|
|
"id" => vec![0x2D, 0x2D, 0x2D, 0x2D],
|
|
"transports" => cbor_array!["usb"],
|
|
};
|
|
let credential_descriptor =
|
|
PublicKeyCredentialDescriptor::try_from(cbor_credential_descriptor.clone());
|
|
let expected_credential_descriptor = PublicKeyCredentialDescriptor {
|
|
key_type: PublicKeyCredentialType::PublicKey,
|
|
key_id: vec![0x2D, 0x2D, 0x2D, 0x2D],
|
|
transports: Some(vec![AuthenticatorTransport::Usb]),
|
|
};
|
|
assert_eq!(credential_descriptor, Ok(expected_credential_descriptor));
|
|
let created_cbor: cbor::Value = credential_descriptor.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_credential_descriptor);
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_make_credential_extensions() {
|
|
let cbor_extensions = cbor_map! {
|
|
"hmac-secret" => true,
|
|
"credProtect" => CredentialProtectionPolicy::UserVerificationRequired,
|
|
"minPinLength" => true,
|
|
};
|
|
let extensions = MakeCredentialExtensions::try_from(cbor_extensions);
|
|
let expected_extensions = MakeCredentialExtensions {
|
|
hmac_secret: true,
|
|
cred_protect: Some(CredentialProtectionPolicy::UserVerificationRequired),
|
|
min_pin_length: true,
|
|
};
|
|
assert_eq!(extensions, Ok(expected_extensions));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_get_assertion_extensions() {
|
|
let mut rng = ThreadRng256 {};
|
|
let sk = crypto::ecdh::SecKey::gensk(&mut rng);
|
|
let pk = sk.genpk();
|
|
let cose_key = CoseKey::from(pk);
|
|
let cbor_extensions = cbor_map! {
|
|
"hmac-secret" => cbor_map! {
|
|
1 => cbor::Value::Map(cose_key.0.clone()),
|
|
2 => vec![0x02; 32],
|
|
3 => vec![0x03; 16],
|
|
},
|
|
};
|
|
let extensions = GetAssertionExtensions::try_from(cbor_extensions);
|
|
let expected_input = GetAssertionHmacSecretInput {
|
|
key_agreement: cose_key,
|
|
salt_enc: vec![0x02; 32],
|
|
salt_auth: vec![0x03; 16],
|
|
};
|
|
let expected_extensions = GetAssertionExtensions {
|
|
hmac_secret: Some(expected_input),
|
|
};
|
|
assert_eq!(extensions, Ok(expected_extensions));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_make_credential_options() {
|
|
let cbor_make_options = cbor_map! {
|
|
"rk" => true,
|
|
"uv" => false,
|
|
};
|
|
let make_options = MakeCredentialOptions::try_from(cbor_make_options);
|
|
let expected_make_options = MakeCredentialOptions {
|
|
rk: true,
|
|
uv: false,
|
|
};
|
|
assert_eq!(make_options, Ok(expected_make_options));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_get_assertion_options() {
|
|
let cbor_get_assertion = cbor_map! {
|
|
"up" => true,
|
|
"uv" => false,
|
|
};
|
|
let get_assertion = GetAssertionOptions::try_from(cbor_get_assertion);
|
|
let expected_get_assertion = GetAssertionOptions {
|
|
up: true,
|
|
uv: false,
|
|
};
|
|
assert_eq!(get_assertion, Ok(expected_get_assertion));
|
|
}
|
|
|
|
#[test]
|
|
fn test_into_packed_attestation_statement() {
|
|
let certificate: cbor::values::KeyType = cbor_bytes![vec![0x5C, 0x5C, 0x5C, 0x5C]];
|
|
let cbor_packed_attestation_statement = cbor_map! {
|
|
"alg" => 1,
|
|
"sig" => vec![0x55, 0x55, 0x55, 0x55],
|
|
"x5c" => cbor_array_vec![vec![certificate]],
|
|
"ecdaaKeyId" => vec![0xEC, 0xDA, 0x1D],
|
|
};
|
|
let packed_attestation_statement = PackedAttestationStatement {
|
|
alg: 1,
|
|
sig: vec![0x55, 0x55, 0x55, 0x55],
|
|
x5c: Some(vec![vec![0x5C, 0x5C, 0x5C, 0x5C]]),
|
|
ecdaa_key_id: Some(vec![0xEC, 0xDA, 0x1D]),
|
|
};
|
|
let created_cbor: cbor::Value = packed_attestation_statement.into();
|
|
assert_eq!(created_cbor, cbor_packed_attestation_statement);
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_cose_key() {
|
|
let mut rng = ThreadRng256 {};
|
|
let sk = crypto::ecdh::SecKey::gensk(&mut rng);
|
|
let pk = sk.genpk();
|
|
let cose_key = CoseKey::from(pk.clone());
|
|
let created_pk = ecdh::PubKey::try_from(cose_key);
|
|
assert_eq!(created_pk, Ok(pk));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_client_pin_sub_command() {
|
|
let cbor_sub_command: cbor::Value = cbor_int!(0x01);
|
|
let sub_command = ClientPinSubCommand::try_from(cbor_sub_command.clone());
|
|
let expected_sub_command = ClientPinSubCommand::GetPinRetries;
|
|
assert_eq!(sub_command, Ok(expected_sub_command));
|
|
let created_cbor: cbor::Value = sub_command.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_sub_command);
|
|
|
|
for command in ClientPinSubCommand::into_enum_iter() {
|
|
let created_cbor: cbor::Value = command.clone().into();
|
|
let reconstructed = ClientPinSubCommand::try_from(created_cbor).unwrap();
|
|
assert_eq!(command, reconstructed);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_into_config_sub_command() {
|
|
let cbor_sub_command: cbor::Value = cbor_int!(0x01);
|
|
let sub_command = ConfigSubCommand::try_from(cbor_sub_command.clone());
|
|
let expected_sub_command = ConfigSubCommand::EnableEnterpriseAttestation;
|
|
assert_eq!(sub_command, Ok(expected_sub_command));
|
|
let created_cbor: cbor::Value = sub_command.unwrap().into();
|
|
assert_eq!(created_cbor, cbor_sub_command);
|
|
|
|
for command in ConfigSubCommand::into_enum_iter() {
|
|
let created_cbor: cbor::Value = command.clone().into();
|
|
let reconstructed = ConfigSubCommand::try_from(created_cbor).unwrap();
|
|
assert_eq!(command, reconstructed);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_set_min_pin_length_params() {
|
|
let params = SetMinPinLengthParams {
|
|
new_min_pin_length: Some(6),
|
|
min_pin_length_rp_ids: Some(vec!["example.com".to_string()]),
|
|
force_change_pin: Some(true),
|
|
};
|
|
let cbor_params = cbor_map! {
|
|
0x01 => 6,
|
|
0x02 => cbor_array_vec!(vec!["example.com".to_string()]),
|
|
0x03 => true,
|
|
};
|
|
assert_eq!(cbor::Value::from(params.clone()), cbor_params);
|
|
let reconstructed_params = SetMinPinLengthParams::try_from(cbor_params);
|
|
assert_eq!(reconstructed_params, Ok(params));
|
|
}
|
|
|
|
#[test]
|
|
fn test_from_config_sub_command_params() {
|
|
let set_min_pin_length_params = SetMinPinLengthParams {
|
|
new_min_pin_length: Some(6),
|
|
min_pin_length_rp_ids: Some(vec!["example.com".to_string()]),
|
|
force_change_pin: Some(true),
|
|
};
|
|
let config_sub_command_params =
|
|
ConfigSubCommandParams::SetMinPinLength(set_min_pin_length_params);
|
|
let cbor_params = cbor_map! {
|
|
0x01 => 6,
|
|
0x02 => cbor_array_vec!(vec!["example.com".to_string()]),
|
|
0x03 => true,
|
|
};
|
|
assert_eq!(cbor::Value::from(config_sub_command_params), cbor_params);
|
|
}
|
|
|
|
#[test]
|
|
fn test_credential_source_cbor_round_trip() {
|
|
let mut rng = ThreadRng256 {};
|
|
let credential = PublicKeyCredentialSource {
|
|
key_type: PublicKeyCredentialType::PublicKey,
|
|
credential_id: rng.gen_uniform_u8x32().to_vec(),
|
|
private_key: crypto::ecdsa::SecKey::gensk(&mut rng),
|
|
rp_id: "example.com".to_string(),
|
|
user_handle: b"foo".to_vec(),
|
|
user_display_name: None,
|
|
cred_protect_policy: None,
|
|
creation_order: 0,
|
|
user_name: None,
|
|
user_icon: None,
|
|
};
|
|
|
|
assert_eq!(
|
|
PublicKeyCredentialSource::try_from(cbor::Value::from(credential.clone())),
|
|
Ok(credential.clone())
|
|
);
|
|
|
|
let credential = PublicKeyCredentialSource {
|
|
user_display_name: Some("Display Name".to_string()),
|
|
..credential
|
|
};
|
|
|
|
assert_eq!(
|
|
PublicKeyCredentialSource::try_from(cbor::Value::from(credential.clone())),
|
|
Ok(credential.clone())
|
|
);
|
|
|
|
let credential = PublicKeyCredentialSource {
|
|
cred_protect_policy: Some(CredentialProtectionPolicy::UserVerificationOptional),
|
|
..credential
|
|
};
|
|
|
|
assert_eq!(
|
|
PublicKeyCredentialSource::try_from(cbor::Value::from(credential.clone())),
|
|
Ok(credential.clone())
|
|
);
|
|
|
|
let credential = PublicKeyCredentialSource {
|
|
user_name: Some("name".to_string()),
|
|
..credential
|
|
};
|
|
|
|
assert_eq!(
|
|
PublicKeyCredentialSource::try_from(cbor::Value::from(credential.clone())),
|
|
Ok(credential.clone())
|
|
);
|
|
|
|
let credential = PublicKeyCredentialSource {
|
|
user_icon: Some("icon".to_string()),
|
|
..credential
|
|
};
|
|
|
|
assert_eq!(
|
|
PublicKeyCredentialSource::try_from(cbor::Value::from(credential.clone())),
|
|
Ok(credential)
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_credential_source_invalid_cbor() {
|
|
assert!(PublicKeyCredentialSource::try_from(cbor_false!()).is_err());
|
|
assert!(PublicKeyCredentialSource::try_from(cbor_array!(false)).is_err());
|
|
assert!(PublicKeyCredentialSource::try_from(cbor_array!(b"foo".to_vec())).is_err());
|
|
}
|
|
}
|