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+/***************************************************************************
+
+ webengine.h
+
+ Handle MAME internal web server.
+
+****************************************************************************
+
+ Copyright Miodrag Milanovic
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are
+ met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in
+ the documentation and/or other materials provided with the
+ distribution.
+ * Neither the name 'MAME' nor the names of its contributors may be
+ used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY MIODRAG MILANOVIC ''AS IS'' AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL MIODRAG MILANOVIC BE LIABLE FOR ANY DIRECT,
+ INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+***************************************************************************/
+
+#pragma once
+
+#ifndef __WEB_ENGINE_H__
+#define __WEB_ENGINE_H__
+
+struct mg_context; // Handle for the HTTP service itself
+struct mg_connection; // Handle for the individual connection
+
+class web_engine
+{
+public:
+ // construction/destruction
+ web_engine(emu_options &options);
+ ~web_engine();
+
+ void push_message(const char *message);
+ void close();
+
+ void set_machine(running_machine &machine) { m_machine = &machine; }
+
+ void websocket_ready_handler(struct mg_connection *conn);
+ int websocket_data_handler(struct mg_connection *conn, int flags, char *data, size_t data_len);
+ int begin_request_handler(struct mg_connection *conn);
+ void *websocket_keepalive();
+private:
+ // internal state
+ emu_options & m_options;
+ running_machine * m_machine;
+ struct mg_context * m_ctx;
+ osd_ticks_t m_lastupdatetime;
+ bool m_exiting_core;
+ simple_list<simple_list_wrapper<mg_connection> > m_websockets;
+};
+
+#endif /* __web_engine_H__ */