#### [Abblix\.Oidc\.Server](https://www.abblix.com/en/docs/api/abblix-oidc-server 'index')
### [Abblix\.Oidc\.Server\.Endpoints\.DeviceAuthorization](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DeviceAuthorization 'Abblix\.Oidc\.Server\.Endpoints\.DeviceAuthorization')

## DeviceAuthorizationRequestValidator Class

Validates device authorization requests by delegating to a context validator\.

```csharp
public class DeviceAuthorizationRequestValidator : Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Interfaces.IDeviceAuthorizationRequestValidator
```

Inheritance [System\.Object](https://learn.microsoft.com/en-us/dotnet/api/system.object 'System\.Object') → DeviceAuthorizationRequestValidator

Implements [IDeviceAuthorizationRequestValidator](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Interfaces.IDeviceAuthorizationRequestValidator 'Abblix\.Oidc\.Server\.Endpoints\.DeviceAuthorization\.Interfaces\.IDeviceAuthorizationRequestValidator')
### Constructors

## DeviceAuthorizationRequestValidator\(IDeviceAuthorizationContextValidator\) Constructor {#Abblix.Oidc.Server.Endpoints.DeviceAuthorization.DeviceAuthorizationRequestValidator.DeviceAuthorizationRequestValidator(Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Validation.IDeviceAuthorizationContextValidator)}

Validates device authorization requests by delegating to a context validator\.

```csharp
public DeviceAuthorizationRequestValidator(Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Validation.IDeviceAuthorizationContextValidator contextValidator);
```
#### Parameters

###### `contextValidator` [IDeviceAuthorizationContextValidator](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Validation.IDeviceAuthorizationContextValidator 'Abblix\.Oidc\.Server\.Endpoints\.DeviceAuthorization\.Validation\.IDeviceAuthorizationContextValidator') {#Abblix.Oidc.Server.Endpoints.DeviceAuthorization.DeviceAuthorizationRequestValidator.DeviceAuthorizationRequestValidator(Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Validation.IDeviceAuthorizationContextValidator).contextValidator}

The validator for performing detailed validation\.
### Methods

## DeviceAuthorizationRequestValidator\.ValidateAsync\(DeviceAuthorizationRequest, ClientRequest\) Method {#Abblix.Oidc.Server.Endpoints.DeviceAuthorization.DeviceAuthorizationRequestValidator.ValidateAsync(Abblix.Oidc.Server.Model.DeviceAuthorizationRequest,Abblix.Oidc.Server.Model.ClientRequest)}

Validates a device authorization request, verifying client credentials and request parameters\.

```csharp
public System.Threading.Tasks.Task<Abblix.Utils.Result<Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Interfaces.ValidDeviceAuthorizationRequest,Abblix.Oidc.Server.Common.OidcError>> ValidateAsync(Abblix.Oidc.Server.Model.DeviceAuthorizationRequest request, Abblix.Oidc.Server.Model.ClientRequest clientRequest);
```
#### Parameters

###### `request` [DeviceAuthorizationRequest](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Model.DeviceAuthorizationRequest 'Abblix\.Oidc\.Server\.Model\.DeviceAuthorizationRequest') {#Abblix.Oidc.Server.Endpoints.DeviceAuthorization.DeviceAuthorizationRequestValidator.ValidateAsync(Abblix.Oidc.Server.Model.DeviceAuthorizationRequest,Abblix.Oidc.Server.Model.ClientRequest).request}

The device authorization request to validate\.

###### `clientRequest` [ClientRequest](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Model.ClientRequest 'Abblix\.Oidc\.Server\.Model\.ClientRequest') {#Abblix.Oidc.Server.Endpoints.DeviceAuthorization.DeviceAuthorizationRequestValidator.ValidateAsync(Abblix.Oidc.Server.Model.DeviceAuthorizationRequest,Abblix.Oidc.Server.Model.ClientRequest).clientRequest}

The client authentication information\.

Implements [ValidateAsync\(DeviceAuthorizationRequest, ClientRequest\)](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Interfaces.IDeviceAuthorizationRequestValidator#Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Interfaces.IDeviceAuthorizationRequestValidator.ValidateAsync(Abblix.Oidc.Server.Model.DeviceAuthorizationRequest,Abblix.Oidc.Server.Model.ClientRequest) 'Abblix\.Oidc\.Server\.Endpoints\.DeviceAuthorization\.Interfaces\.IDeviceAuthorizationRequestValidator\.ValidateAsync\(Abblix\.Oidc\.Server\.Model\.DeviceAuthorizationRequest, Abblix\.Oidc\.Server\.Model\.ClientRequest\)')

#### Returns
[System\.Threading\.Tasks\.Task&lt;](https://learn.microsoft.com/en-us/dotnet/api/system.threading.tasks.task-1 'System\.Threading\.Tasks\.Task\`1')[Abblix\.Utils\.Result&lt;](https://learn.microsoft.com/en-us/dotnet/api/abblix.utils.result-2 'Abblix\.Utils\.Result\`2')[ValidDeviceAuthorizationRequest](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DeviceAuthorization.Interfaces.ValidDeviceAuthorizationRequest 'Abblix\.Oidc\.Server\.Endpoints\.DeviceAuthorization\.Interfaces\.ValidDeviceAuthorizationRequest')[,](https://learn.microsoft.com/en-us/dotnet/api/abblix.utils.result-2 'Abblix\.Utils\.Result\`2')[OidcError](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Common.OidcError 'Abblix\.Oidc\.Server\.Common\.OidcError')[&gt;](https://learn.microsoft.com/en-us/dotnet/api/abblix.utils.result-2 'Abblix\.Utils\.Result\`2')[&gt;](https://learn.microsoft.com/en-us/dotnet/api/system.threading.tasks.task-1 'System\.Threading\.Tasks\.Task\`1')  
A task that returns a result containing either a valid device authorization request
with resolved client information, or an OIDC error\.