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See the translator.README.txt file in the tools directory for // more information. // // $hash=b85c5d4060c951571f122e519e7dc7e9a4c4e629$ // #ifndef CEF_INCLUDE_CAPI_CEF_SERVER_CAPI_H_ #define CEF_INCLUDE_CAPI_CEF_SERVER_CAPI_H_ #pragma once #include "include/capi/cef_base_capi.h" #include "include/capi/cef_callback_capi.h" #include "include/capi/cef_request_capi.h" #include "include/capi/cef_task_capi.h" #ifdef __cplusplus extern "C" { #endif struct _cef_server_handler_t; /// /// Structure representing a server that supports HTTP and WebSocket requests. /// Server capacity is limited and is intended to handle only a small number of /// simultaneous connections (e.g. for communicating between applications on /// localhost). The functions of this structure are safe to call from any thread /// in the brower process unless otherwise indicated. /// typedef struct _cef_server_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Returns the task runner for the dedicated server thread. /// struct _cef_task_runner_t*(CEF_CALLBACK* get_task_runner)( struct _cef_server_t* self); /// /// Stop the server and shut down the dedicated server thread. See /// cef_server_handler_t::OnServerCreated documentation for a description of /// server lifespan. /// void(CEF_CALLBACK* shutdown)(struct _cef_server_t* self); /// /// Returns true (1) if the server is currently running and accepting incoming /// connections. See cef_server_handler_t::OnServerCreated documentation for a /// description of server lifespan. This function must be called on the /// dedicated server thread. /// int(CEF_CALLBACK* is_running)(struct _cef_server_t* self); /// /// Returns the server address including the port number. /// // The resulting string must be freed by calling cef_string_userfree_free(). cef_string_userfree_t(CEF_CALLBACK* get_address)(struct _cef_server_t* self); /// /// Returns true (1) if the server currently has a connection. This function /// must be called on the dedicated server thread. /// int(CEF_CALLBACK* has_connection)(struct _cef_server_t* self); /// /// Returns true (1) if |connection_id| represents a valid connection. This /// function must be called on the dedicated server thread. /// int(CEF_CALLBACK* is_valid_connection)(struct _cef_server_t* self, int connection_id); /// /// Send an HTTP 200 "OK" response to the connection identified by /// |connection_id|. |content_type| is the response content type (e.g. /// "text/html"), |data| is the response content, and |data_size| is the size /// of |data| in bytes. The contents of |data| will be copied. The connection /// will be closed automatically after the response is sent. /// void(CEF_CALLBACK* send_http200response)(struct _cef_server_t* self, int connection_id, const cef_string_t* content_type, const void* data, size_t data_size); /// /// Send an HTTP 404 "Not Found" response to the connection identified by /// |connection_id|. The connection will be closed automatically after the /// response is sent. /// void(CEF_CALLBACK* send_http404response)(struct _cef_server_t* self, int connection_id); /// /// Send an HTTP 500 "Internal Server Error" response to the connection /// identified by |connection_id|. |error_message| is the associated error /// message. The connection will be closed automatically after the response is /// sent. /// void(CEF_CALLBACK* send_http500response)(struct _cef_server_t* self, int connection_id, const cef_string_t* error_message); /// /// Send a custom HTTP response to the connection identified by /// |connection_id|. |response_code| is the HTTP response code sent in the /// status line (e.g. 200), |content_type| is the response content type sent /// as the "Content-Type" header (e.g. "text/html"), |content_length| is the /// expected content length, and |extra_headers| is the map of extra response /// headers. If |content_length| is >= 0 then the "Content-Length" header will /// be sent. If |content_length| is 0 then no content is expected and the /// connection will be closed automatically after the response is sent. If /// |content_length| is < 0 then no "Content-Length" header will be sent and /// the client will continue reading until the connection is closed. Use the /// SendRawData function to send the content, if applicable, and call /// CloseConnection after all content has been sent. /// void(CEF_CALLBACK* send_http_response)(struct _cef_server_t* self, int connection_id, int response_code, const cef_string_t* content_type, int64_t content_length, cef_string_multimap_t extra_headers); /// /// Send raw data directly to the connection identified by |connection_id|. /// |data| is the raw data and |data_size| is the size of |data| in bytes. The /// contents of |data| will be copied. No validation of |data| is performed /// internally so the client should be careful to send the amount indicated by /// the "Content-Length" header, if specified. See SendHttpResponse /// documentation for intended usage. /// void(CEF_CALLBACK* send_raw_data)(struct _cef_server_t* self, int connection_id, const void* data, size_t data_size); /// /// Close the connection identified by |connection_id|. See SendHttpResponse /// documentation for intended usage. /// void(CEF_CALLBACK* close_connection)(struct _cef_server_t* self, int connection_id); /// /// Send a WebSocket message to the connection identified by |connection_id|. /// |data| is the response content and |data_size| is the size of |data| in /// bytes. The contents of |data| will be copied. See /// cef_server_handler_t::OnWebSocketRequest documentation for intended usage. /// void(CEF_CALLBACK* send_web_socket_message)(struct _cef_server_t* self, int connection_id, const void* data, size_t data_size); } cef_server_t; /// /// Create a new server that binds to |address| and |port|. |address| must be a /// valid IPv4 or IPv6 address (e.g. 127.0.0.1 or ::1) and |port| must be a port /// number outside of the reserved range (e.g. between 1025 and 65535 on most /// platforms). |backlog| is the maximum number of pending connections. A new /// thread will be created for each CreateServer call (the "dedicated server /// thread"). It is therefore recommended to use a different /// cef_server_handler_t instance for each CreateServer call to avoid thread /// safety issues in the cef_server_handler_t implementation. The /// cef_server_handler_t::OnServerCreated function will be called on the /// dedicated server thread to report success or failure. See /// cef_server_handler_t::OnServerCreated documentation for a description of /// server lifespan. /// CEF_EXPORT void cef_server_create(const cef_string_t* address, uint16_t port, int backlog, struct _cef_server_handler_t* handler); /// /// Implement this structure to handle HTTP server requests. A new thread will /// be created for each cef_server_t::CreateServer call (the "dedicated server /// thread"), and the functions of this structure will be called on that thread. /// It is therefore recommended to use a different cef_server_handler_t instance /// for each cef_server_t::CreateServer call to avoid thread safety issues in /// the cef_server_handler_t implementation. /// typedef struct _cef_server_handler_t { /// /// Base structure. /// cef_base_ref_counted_t base; /// /// Called when |server| is created. If the server was started successfully /// then cef_server_t::IsRunning will return true (1). The server will /// continue running until cef_server_t::Shutdown is called, after which time /// OnServerDestroyed will be called. If the server failed to start then /// OnServerDestroyed will be called immediately after this function returns. /// void(CEF_CALLBACK* on_server_created)(struct _cef_server_handler_t* self, struct _cef_server_t* server); /// /// Called when |server| is destroyed. The server thread will be stopped after /// this function returns. The client should release any references to /// |server| when this function is called. See OnServerCreated documentation /// for a description of server lifespan. /// void(CEF_CALLBACK* on_server_destroyed)(struct _cef_server_handler_t* self, struct _cef_server_t* server); /// /// Called when a client connects to |server|. |connection_id| uniquely /// identifies the connection. Each call to this function will have a matching /// call to OnClientDisconnected. /// void(CEF_CALLBACK* on_client_connected)(struct _cef_server_handler_t* self, struct _cef_server_t* server, int connection_id); /// /// Called when a client disconnects from |server|. |connection_id| uniquely /// identifies the connection. The client should release any data associated /// with |connection_id| when this function is called and |connection_id| /// should no longer be passed to cef_server_t functions. Disconnects can /// originate from either the client or the server. For example, the server /// will disconnect automatically after a cef_server_t::SendHttpXXXResponse /// function is called. /// void(CEF_CALLBACK* on_client_disconnected)(struct _cef_server_handler_t* self, struct _cef_server_t* server, int connection_id); /// /// Called when |server| receives an HTTP request. |connection_id| uniquely /// identifies the connection, |client_address| is the requesting IPv4 or IPv6 /// client address including port number, and |request| contains the request /// contents (URL, function, headers and optional POST data). Call /// cef_server_t functions either synchronously or asynchronusly to send a /// response. /// void(CEF_CALLBACK* on_http_request)(struct _cef_server_handler_t* self, struct _cef_server_t* server, int connection_id, const cef_string_t* client_address, struct _cef_request_t* request); /// /// Called when |server| receives a WebSocket request. |connection_id| /// uniquely identifies the connection, |client_address| is the requesting /// IPv4 or IPv6 client address including port number, and |request| contains /// the request contents (URL, function, headers and optional POST data). /// Execute |callback| either synchronously or asynchronously to accept or /// decline the WebSocket connection. If the request is accepted then /// OnWebSocketConnected will be called after the WebSocket has connected and /// incoming messages will be delivered to the OnWebSocketMessage callback. If /// the request is declined then the client will be disconnected and /// OnClientDisconnected will be called. Call the /// cef_server_t::SendWebSocketMessage function after receiving the /// OnWebSocketConnected callback to respond with WebSocket messages. /// void(CEF_CALLBACK* on_web_socket_request)(struct _cef_server_handler_t* self, struct _cef_server_t* server, int connection_id, const cef_string_t* client_address, struct _cef_request_t* request, struct _cef_callback_t* callback); /// /// Called after the client has accepted the WebSocket connection for |server| /// and |connection_id| via the OnWebSocketRequest callback. See /// OnWebSocketRequest documentation for intended usage. /// void(CEF_CALLBACK* on_web_socket_connected)( struct _cef_server_handler_t* self, struct _cef_server_t* server, int connection_id); /// /// Called when |server| receives an WebSocket message. |connection_id| /// uniquely identifies the connection, |data| is the message content and /// |data_size| is the size of |data| in bytes. Do not keep a reference to /// |data| outside of this function. See OnWebSocketRequest documentation for /// intended usage. /// void(CEF_CALLBACK* on_web_socket_message)(struct _cef_server_handler_t* self, struct _cef_server_t* server, int connection_id, const void* data, size_t data_size); } cef_server_handler_t; #ifdef __cplusplus } #endif #endif // CEF_INCLUDE_CAPI_CEF_SERVER_CAPI_H_