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118 lines
4.4 KiB
118 lines
4.4 KiB
////////////////////////////////////////////////////////////////////////////////
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/// \file provider/client_protocol.h
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/// \brief Provides low level access to libwebsockets protocol.
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///
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/// By default, libwebfuse encapsulates libwebsockets protocol by \ref
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/// wfp_client. But sometimes it might come in handy to have access to
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/// libwebsockets protocol. This allows to integrate libwebfuse in existing
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/// libwebsockets applications.
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////////////////////////////////////////////////////////////////////////////////
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#ifndef WFP_CLIENT_PROTOCOL_H
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#define WFP_CLIENT_PROTOCOL_H
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#include "webfuse_provider/api.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//------------------------------------------------------------------------------
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/// \struct wfp_client_protocol
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/// \brief Opaque webfuse client protocol..
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//------------------------------------------------------------------------------
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struct wfp_client_protocol;
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//------------------------------------------------------------------------------
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/// \struct lws_protocols
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/// \brief Forward declaration of libwebsockets protocols structure.
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//------------------------------------------------------------------------------
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struct lws_protocols;
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//------------------------------------------------------------------------------
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/// \struct lws_context
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/// \brief Forward declaration of libwebsockets context structure.
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//------------------------------------------------------------------------------
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struct lws_context;
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//------------------------------------------------------------------------------
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/// \struct wfp_client_config
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/// \copydoc wfp_client_config
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//------------------------------------------------------------------------------
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struct wfp_client_config;
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//------------------------------------------------------------------------------
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/// \brief Creates a new webfuse provider client protocol.
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///
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/// \note The user is responsible to manage lifetime of \arg config.
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///
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/// \note TLS configuration is ignored, since TLS is managed by libwebsockets.
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///
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/// \param config pointer to client config
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/// \return newly created protocol
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//------------------------------------------------------------------------------
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extern WFP_API struct wfp_client_protocol * wfp_client_protocol_create(
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struct wfp_client_config const * config);
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//------------------------------------------------------------------------------
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/// \brief Disposes a protocol.
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///
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/// \note The user defined context is not managed by the protocol.
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///
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/// \param protocol pointer to protocol.
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//------------------------------------------------------------------------------
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extern WFP_API void wfp_client_protocol_dispose(
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struct wfp_client_protocol * protocol);
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//------------------------------------------------------------------------------
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/// \brief Initialized libwebsockets protocol structure.
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///
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/// \param protocol pointer to protocol
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/// \param lws_protocol pointer to libwebsockets protocol structure.
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//------------------------------------------------------------------------------
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extern WFP_API void wfp_client_protocol_init_lws(
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struct wfp_client_protocol * protocol,
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struct lws_protocols * lws_protocol);
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//------------------------------------------------------------------------------
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/// \brief Connects the protocol to a remote webfuse adapter server.
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///
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/// \note This call starts to establish a connection. A callback is invoked,
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/// when the connection is estanlished.
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///
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/// \param protocol pointer to protocol
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/// \param context lws context
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/// \param url URL of remote webfuse adapter server
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///
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/// \see wfp_connected_fn
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/// \see wfp_client_config_set_onconnected
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//------------------------------------------------------------------------------
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extern WFP_API void wfp_client_protocol_connect(
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struct wfp_client_protocol * protocol,
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struct lws_context * context,
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char const * url);
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//------------------------------------------------------------------------------
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/// \brief Disconnects the protocol from a remote webfuse adapter server.
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///
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/// \note This call starts to disconnect. A callback is invoked,
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/// when the connection is estanlished.
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///
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/// \param protocol pointer to protocol
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///
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/// \see wfp_connected_fn
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/// \see wfp_client_config_set_ondisconnected
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//------------------------------------------------------------------------------
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extern WFP_API void wfp_client_protocol_disconnect(
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struct wfp_client_protocol * protocol);
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#ifdef __cplusplus
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}
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#endif
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#endif
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