static void initialize_nghttp2_session(http2_session_data *session_data) { nghttp2_session_callbacks *callbacks; nghttp2_session_callbacks_new(&callbacks); nghttp2_session_callbacks_set_send_callback(callbacks, send_callback); nghttp2_session_callbacks_set_on_frame_recv_callback(callbacks, on_frame_recv_callback); nghttp2_session_callbacks_set_on_data_chunk_recv_callback( callbacks, on_data_chunk_recv_callback); nghttp2_session_callbacks_set_on_stream_close_callback( callbacks, on_stream_close_callback); nghttp2_session_callbacks_set_on_header_callback(callbacks, on_header_callback); nghttp2_session_callbacks_set_on_begin_headers_callback( callbacks, on_begin_headers_callback); nghttp2_session_client_new(&session_data->session, callbacks, session_data); nghttp2_session_callbacks_del(callbacks); }
/* * Initialize nghttp2 for a Curl connection */ CURLcode Curl_http2_init(struct connectdata *conn) { if(!conn->proto.httpc.h2) { int rc; nghttp2_session_callbacks *callbacks; conn->proto.httpc.inbuf = malloc(H2_BUFSIZE); if(conn->proto.httpc.inbuf == NULL) return CURLE_OUT_OF_MEMORY; rc = nghttp2_session_callbacks_new(&callbacks); if(rc) { failf(conn->data, "Couldn't initialize nghttp2 callbacks!"); return CURLE_OUT_OF_MEMORY; /* most likely at least */ } /* nghttp2_send_callback */ nghttp2_session_callbacks_set_send_callback(callbacks, send_callback); /* nghttp2_on_frame_recv_callback */ nghttp2_session_callbacks_set_on_frame_recv_callback (callbacks, on_frame_recv); /* nghttp2_on_invalid_frame_recv_callback */ nghttp2_session_callbacks_set_on_invalid_frame_recv_callback (callbacks, on_invalid_frame_recv); /* nghttp2_on_data_chunk_recv_callback */ nghttp2_session_callbacks_set_on_data_chunk_recv_callback (callbacks, on_data_chunk_recv); /* nghttp2_before_frame_send_callback */ nghttp2_session_callbacks_set_before_frame_send_callback (callbacks, before_frame_send); /* nghttp2_on_frame_send_callback */ nghttp2_session_callbacks_set_on_frame_send_callback (callbacks, on_frame_send); /* nghttp2_on_frame_not_send_callback */ nghttp2_session_callbacks_set_on_frame_not_send_callback (callbacks, on_frame_not_send); /* nghttp2_on_stream_close_callback */ nghttp2_session_callbacks_set_on_stream_close_callback (callbacks, on_stream_close); /* nghttp2_on_begin_headers_callback */ nghttp2_session_callbacks_set_on_begin_headers_callback (callbacks, on_begin_headers); /* nghttp2_on_header_callback */ nghttp2_session_callbacks_set_on_header_callback(callbacks, on_header); /* The nghttp2 session is not yet setup, do it */ rc = nghttp2_session_client_new(&conn->proto.httpc.h2, callbacks, conn); nghttp2_session_callbacks_del(callbacks); if(rc) { failf(conn->data, "Couldn't initialize nghttp2!"); return CURLE_OUT_OF_MEMORY; /* most likely at least */ } } return CURLE_OK; }
/* * Setup callback functions. nghttp2 API offers many callback * functions, but most of them are optional. The send_callback is * always required. Since we use nghttp2_session_recv(), the * recv_callback is also required. */ static void setup_nghttp2_callbacks(nghttp2_session_callbacks *callbacks) { nghttp2_session_callbacks_set_send_callback(callbacks, send_callback); nghttp2_session_callbacks_set_recv_callback(callbacks, recv_callback); nghttp2_session_callbacks_set_on_frame_send_callback(callbacks, on_frame_send_callback); nghttp2_session_callbacks_set_on_frame_recv_callback(callbacks, on_frame_recv_callback); nghttp2_session_callbacks_set_on_stream_close_callback( callbacks, on_stream_close_callback); nghttp2_session_callbacks_set_on_data_chunk_recv_callback( callbacks, on_data_chunk_recv_callback); }