# AnchorLink ``` class AnchorLinkSharp::AnchorLink : public AbiSerializationProvider ``` Main class ## Summary | Members | Descriptions | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------- | | `public readonly` [`ILinkTransport`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) [`Transport`](#class_anchor_link_sharp_1_1_anchor_link_1aee5fc13a77160e6a524c6ad153299309) | Transport used to deliver requests to the user wallet. | | `public readonly string` [`ChainId`](#class_anchor_link_sharp_1_1_anchor_link_1a13b0e3b911976c623a64c2bd5da0f0d8) | EOSIO ChainID for which requests are valid. | | `public readonly` [`ILinkStorage`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) [`Storage`](#class_anchor_link_sharp_1_1_anchor_link_1a54bdbcc79b07c68aa3dc1879abd64d43) | PlayerPrefsStorage adapter used to persist sessions. | | `public` [`AnchorLink`](#class_anchor_link_sharp_1_1_anchor_link_1aeaef1002a44d51caeea5ac9cbf3fcfc7)`(` [`ILinkOptions`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) `options)` | Create a new anchorLink instance. | | `public async Task< Abi >` [`GetAbi`](#class_anchor_link_sharp_1_1_anchor_link_1a9d9f8443e4fa6c3d5d5790567f0395f3)`(string account)` | Fetch the ABI for given account, cached. | | `public string` [`CreateCallbackUrl`](#class_anchor_link_sharp_1_1_anchor_link_1af3228312c13fbf438d8f2315ec47ec1d)`()` | Create a new unique buoy callback url. | | `public async Task< SigningRequest >` [`CreateRequest`](#class_anchor_link_sharp_1_1_anchor_link_1a7a825e1a392930afbde7725eec7297ff)`(SigningRequestCreateArguments args,` [`ILinkTransport`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) `transport)` | Create a SigningRequest instance configured for this anchorLink. | | `public async Task<` [`TransactResult`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactresult.md)`>` [`SendRequest`](#class_anchor_link_sharp_1_1_anchor_link_1a694674e4b7edcdf8c453232fa71cab9f)`(SigningRequest request,` [`ILinkTransport`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) `transport, bool broadcast)` | Send a SigningRequest instance using this anchorLink. | | `public async Task<` [`TransactResult`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactresult.md)`>` [`Transact`](#class_anchor_link_sharp_1_1_anchor_link_1a18a7e254c35f5c402f4bccf340fac893)`(` [`TransactArgs`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactargs.md)`args,` [`TransactOptions`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactoptions.md)`options,` [`ILinkTransport`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) `transport)` | Sign and optionally broadcast a EOSIO transaction, action or actions. | | `public async Task<` [`IdentifyResult`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-identifyresult.md)`>` [`Identify`](#class_anchor_link_sharp_1_1_anchor_link_1abcf7b8bbe7bcdcf28714aaf9f7ccbae6)`(PermissionLevel requestPermission, object info)` | Send an identity request and verify the identity proof. | | `public async Task<` [`LoginResult`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-loginresult.md)`>` [`Login`](#class_anchor_link_sharp_1_1_anchor_link_1ab7be810b454e3488fe61cb53e6f9240c)`(string identifier)` | Login and create a persistent session. | | `public async Task<` [`LinkSession`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-linksession.md)`>` [`RestoreSession`](#class_anchor_link_sharp_1_1_anchor_link_1a7cffa50a5f997a82e7b240c759429ae4)`(string identifier, PermissionLevel auth)` | Restore previous session, see \[\[AnchorLink.login]] to create a new session. | | `public async Task< List< PermissionLevel > >` [`ListSessions`](#class_anchor_link_sharp_1_1_anchor_link_1a26af270e04728d003f4413fe1fd09a6b)`(string identifier)` | List stored session auths for given identifier. The most recently used session is at the top (index 0). | | `public async Task` [`RemoveSession`](#class_anchor_link_sharp_1_1_anchor_link_1a0201a0d51fb824a07270e102192891cf)`(string identifier, PermissionLevel auth)` | Remove stored session for given identifier and auth. | | `public async void` [`ClearSessions`](#class_anchor_link_sharp_1_1_anchor_link_1a13e8a7c2fc690bff953766788d1c8507)`(string identifier)` | Remove all stored sessions for given identifier. | | `public LinkSignatureProvider` [`MakeSignatureProvider`](#class_anchor_link_sharp_1_1_anchor_link_1a972262a195b3b8df071d75404acf03d8)`(string[] availableKeys,` [`ILinkTransport`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) `transport)` | Create an eosjs compatible signature provider using this anchorLink. | | `public async Task<` [`CallbackPayload`](/unity-plugin-suite/anchorlink/api-docs/eosiosigningrequest/eosiosigningrequest-callbackpayload.md)`>` [`WaitForCallback`](#class_anchor_link_sharp_1_1_anchor_link_1adc00a445712a67d7ae7f6e94aa0facdb)`(string url)` | Connect to a WebSocket channel and wait for a message. | | `public async Task` [`PollForCallback`](#class_anchor_link_sharp_1_1_anchor_link_1aab81c9f8580485999fb50b0b92b57297)`(string url)` | | | `private readonly string` [`_serviceAddress`](#class_anchor_link_sharp_1_1_anchor_link_1af3111da0cd839afdaa039bb12e192a60) | | | `private readonly SigningRequestEncodingOptions` [`_requestOptions`](#class_anchor_link_sharp_1_1_anchor_link_1aa95d1275f898f38a9089ceb4c929942e) | | | `private readonly Dictionary< string, Abi >` [`_abiCache`](#class_anchor_link_sharp_1_1_anchor_link_1a65fe607572bcc08a0a12c45ce4de6952)`= new Dictionary()` | | | `private readonly Dictionary< string, Task< GetAbiResponse > >` [`_pendingAbis`](#class_anchor_link_sharp_1_1_anchor_link_1a86e828352d049438a442b003467fb2f1)`= new Dictionary>()` | | | `private WebSocketWrapper` [`_socket`](#class_anchor_link_sharp_1_1_anchor_link_1aa91178ae68686e701a8db0ba9aa4e0b2) | | | `private async Task` [`TouchSession`](#class_anchor_link_sharp_1_1_anchor_link_1a97ab13673964a3563c36bbe5a68b4e51)`(string identifier, PermissionLevel auth, bool remove)` | Makes sure session is in storage list of sessions and moves it to top (most recently used). | | `private async Task` [`StoreSession`](#class_anchor_link_sharp_1_1_anchor_link_1a9ab68f28433479ccb198256cc8f98ef2)`(string identifier,` [`LinkSession`](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-linksession.md) `session)` | Makes sure session is in storage list of sessions and moves it to top (most recently used). | | `private string` [`SessionKey`](#class_anchor_link_sharp_1_1_anchor_link_1a41d11cf2b1f6e0f5c6cc5b5a2c2236ae)`(string identifier, string[] suffixes)` | Session storage key for identifier and suffix. | ## Members **`public readonly`** [**`ILinkTransport`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) [**`Transport`**](#class_anchor_link_sharp_1_1_anchor_link_1aee5fc13a77160e6a524c6ad153299309) Transport used to deliver requests to the user wallet. **`public readonly string`** [**`ChainId`**](#class_anchor_link_sharp_1_1_anchor_link_1a13b0e3b911976c623a64c2bd5da0f0d8) EOSIO ChainID for which requests are valid. **`public readonly`** [**`ILinkStorage`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) [**`Storage`**](#class_anchor_link_sharp_1_1_anchor_link_1a54bdbcc79b07c68aa3dc1879abd64d43) PlayerPrefsStorage adapter used to persist sessions. **`public`** [**`AnchorLink`**](#class_anchor_link_sharp_1_1_anchor_link_1aeaef1002a44d51caeea5ac9cbf3fcfc7)**`(`** [**`ILinkOptions`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) **`options)`** Create a new anchorLink instance. **`public async Task< Abi >`** [**`GetAbi`**](#class_anchor_link_sharp_1_1_anchor_link_1a9d9f8443e4fa6c3d5d5790567f0395f3)**`(string account)`** Fetch the ABI for given account, cached. **`public string`** [**`CreateCallbackUrl`**](#class_anchor_link_sharp_1_1_anchor_link_1af3228312c13fbf438d8f2315ec47ec1d)**`()`** Create a new unique buoy callback url. **`public async Task< SigningRequest >`** [**`CreateRequest`**](#class_anchor_link_sharp_1_1_anchor_link_1a7a825e1a392930afbde7725eec7297ff)**`(SigningRequestCreateArguments args,`** [**`ILinkTransport`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) **`transport)`** Create a SigningRequest instance configured for this anchorLink. **`public async Task<`** [**`TransactResult`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactresult.md)**`>`** [**`SendRequest`**](#class_anchor_link_sharp_1_1_anchor_link_1a694674e4b7edcdf8c453232fa71cab9f)**`(SigningRequest request,`** [**`ILinkTransport`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) **`transport, bool broadcast)`** Send a SigningRequest instance using this anchorLink. **`public async Task<`** [**`TransactResult`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactresult.md)**`>`** [**`Transact`**](#class_anchor_link_sharp_1_1_anchor_link_1a18a7e254c35f5c402f4bccf340fac893)**`(`** [**`TransactArgs`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactargs.md)**`args,`** [**`TransactOptions`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-transactoptions.md)**`options,`** [**`ILinkTransport`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) **`transport)`** Sign and optionally broadcast a EOSIO transaction, action or actions. Example: ```cpp var result = await myLink.transact({transaction: myTx}) ``` #### Parameters * `args` The action, actions or transaction to use. * `options` Options for this transact call. * `transport` Transport override, for internal use. **`public async Task<`** [**`IdentifyResult`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-identifyresult.md)**`>`** [**`Identify`**](#class_anchor_link_sharp_1_1_anchor_link_1abcf7b8bbe7bcdcf28714aaf9f7ccbae6)**`(PermissionLevel requestPermission, object info)`** Send an identity request and verify the identity proof. #### Parameters * `requestPermission` Optional request permission if the request is for a specific account or permission. * `info` Metadata to add to the request. This is for advanced use-cases, you probably want to use \[\[AnchorLink.login]] instead. **`public async Task<`** [**`LoginResult`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-loginresult.md)**`>`** [**`Login`**](#class_anchor_link_sharp_1_1_anchor_link_1ab7be810b454e3488fe61cb53e6f9240c)**`(string identifier)`** Login and create a persistent session. #### Parameters * `identifier` The session identifier, an EOSIO name (`[a-z1-5]{1,12}`). Should be set to the contract account if applicable. **`public async Task<`** [**`LinkSession`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-linksession.md)**`>`** [**`RestoreSession`**](#class_anchor_link_sharp_1_1_anchor_link_1a7cffa50a5f997a82e7b240c759429ae4)**`(string identifier, PermissionLevel auth)`** Restore previous session, see \[\[AnchorLink.login]] to create a new session. #### Parameters * `identifier` The session identifier, should be same as what was used when creating the session with \[\[AnchorLink.login]]. * `auth` A specific session auth to restore, if omitted the most recently used session will be restored. #### Returns A \[\[LinkSession]] instance or null if no session can be found. #### Exceptions * `If` no \[\[LinkStorage]] adapter is configured or there was an error retrieving the session data. **`public async Task< List< PermissionLevel > >`** [**`ListSessions`**](#class_anchor_link_sharp_1_1_anchor_link_1a26af270e04728d003f4413fe1fd09a6b)**`(string identifier)`** List stored session auths for given identifier. The most recently used session is at the top (index 0). #### Exceptions * `If` no \[\[LinkStorage]] adapter is configured or there was an error retrieving the session list. **`public async Task`** [**`RemoveSession`**](#class_anchor_link_sharp_1_1_anchor_link_1a0201a0d51fb824a07270e102192891cf)**`(string identifier, PermissionLevel auth)`** Remove stored session for given identifier and auth. #### Exceptions * `If` no \[\[LinkStorage]] adapter is configured or there was an error removing the session data. **`public async void`** [**`ClearSessions`**](#class_anchor_link_sharp_1_1_anchor_link_1a13e8a7c2fc690bff953766788d1c8507)**`(string identifier)`** Remove all stored sessions for given identifier. #### Exceptions * `If` no \[\[LinkStorage]] adapter is configured or there was an error removing the session data. **`public LinkSignatureProvider`** [**`MakeSignatureProvider`**](#class_anchor_link_sharp_1_1_anchor_link_1a972262a195b3b8df071d75404acf03d8)**`(string[] availableKeys,`** [**`ILinkTransport`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp.md) **`transport)`** Create an eosjs compatible signature provider using this anchorLink. #### Parameters * `availableKeys` Keys the created provider will claim to be able to sign for. * `transport` (internal) Transport override for this call. We don't know what keys are available so those have to be provided, to avoid this use \[\[LinkSession.makeSignatureProvider]] instead. Sessions can be created with \[\[AnchorLink.login]]. **`public async Task<`** [**`CallbackPayload`**](/unity-plugin-suite/anchorlink/api-docs/eosiosigningrequest/eosiosigningrequest-callbackpayload.md)**`>`** [**`WaitForCallback`**](#class_anchor_link_sharp_1_1_anchor_link_1adc00a445712a67d7ae7f6e94aa0facdb)**`(string url)`** Connect to a WebSocket channel and wait for a message. **`public async Task`** [**`PollForCallback`**](#class_anchor_link_sharp_1_1_anchor_link_1aab81c9f8580485999fb50b0b92b57297)**`(string url)`** **`private readonly string`** [**`_serviceAddress`**](#class_anchor_link_sharp_1_1_anchor_link_1af3111da0cd839afdaa039bb12e192a60) **`private readonly SigningRequestEncodingOptions`** [**`_requestOptions`**](#class_anchor_link_sharp_1_1_anchor_link_1aa95d1275f898f38a9089ceb4c929942e) **`private readonly Dictionary< string, Abi >`** [**`_abiCache`**](#class_anchor_link_sharp_1_1_anchor_link_1a65fe607572bcc08a0a12c45ce4de6952)**`= new Dictionary()`** **`private readonly Dictionary< string, Task< GetAbiResponse > >`** [**`_pendingAbis`**](#class_anchor_link_sharp_1_1_anchor_link_1a86e828352d049438a442b003467fb2f1)**`= new Dictionary>()`** **`private WebSocketWrapper`** [**`_socket`**](#class_anchor_link_sharp_1_1_anchor_link_1aa91178ae68686e701a8db0ba9aa4e0b2) **`private async Task`** [**`TouchSession`**](#class_anchor_link_sharp_1_1_anchor_link_1a97ab13673964a3563c36bbe5a68b4e51)**`(string identifier, PermissionLevel auth, bool remove)`** Makes sure session is in storage list of sessions and moves it to top (most recently used). **`private async Task`** [**`StoreSession`**](#class_anchor_link_sharp_1_1_anchor_link_1a9ab68f28433479ccb198256cc8f98ef2)**`(string identifier,`** [**`LinkSession`**](/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-linksession.md) **`session)`** Makes sure session is in storage list of sessions and moves it to top (most recently used). **`private string`** [**`SessionKey`**](#class_anchor_link_sharp_1_1_anchor_link_1a41d11cf2b1f6e0f5c6cc5b5a2c2236ae)**`(string identifier, string[] suffixes)`** Session storage key for identifier and suffix. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://liquiidio.gitbook.io/unity-plugin-suite/anchorlink/api-docs/anchorlinksharp/anchorlinksharp-anchorlink.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.