webserver.h

//-----------------------------------------------------------------------------
//
//	webserver.h
//
//	C++ embedded web server class wrapper for libmicrohttpd
//
//	Copyright (c) 2010 Greg Satz <satz@iranger.com>
//	All rights reserved.
//
// SOFTWARE NOTICE AND LICENSE
// This work (including software, documents, or other related items) is being
// provided by the copyright holders under the following license. By obtaining,
// using and/or copying this work, you (the licensee) agree that you have read,
// understood, and will comply with the following terms and conditions:
//
// Permission to use, copy, and distribute this software and its documentation,
// without modification, for any purpose and without fee or royalty is hereby
// granted, provided that you include the full text of this NOTICE on ALL
// copies of the software and documentation or portions thereof.
//
// THIS SOFTWARE AND DOCUMENTATION IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS
// MAKE NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO, WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR
// PURPOSE OR THAT THE USE OF THE SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE
// ANY THIRD PARTY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS.
//
// COPYRIGHT HOLDERS WILL NOT BE LIABLE FOR ANY DIRECT, INDIRECT, SPECIAL OR
// CONSEQUENTIAL DAMAGES ARISING OUT OF ANY USE OF THE SOFTWARE OR
// DOCUMENTATION.
//
// The name and trademarks of copyright holders may NOT be used in advertising
// or publicity pertaining to the software without specific, written prior
// permission.  Title to copyright in this software and any associated
// documentation will at all times remain with copyright holders.
//-----------------------------------------------------------------------------

typedef enum
{
	COL_NODE,
	COL_TYPE,
	COL_NAME,
	COL_LOCATION
} coltype_t;
typedef enum
{
	CON_UNK,
	CON_GET,
	CON_POST
} conntype_t;

class Webserver
{
public:
	Webserver(int const);
	~Webserver();
	bool isReady() { return ready; }
	bool getAdminState() { return adminstate; }
	void setAdminState(bool st) { adminstate = st; }
	string getAdminFunction() { return adminfun; }
	void setAdminFunction(string msg) { adminfun = msg; }
	string getAdminMessage() { return adminmsg; }
	void setAdminMessage(string msg) { adminmsg = msg; }

private:
	static int HandlerEP(void *cls, struct MHD_Connection *conn, const char *url, const char *method,
						 const char *version, const char *up_data, size_t *up_data_size, void **ptr);
	int Handler(struct MHD_Connection *conn, const char *url, const char *method,
				const char *version, const char *up_data, size_t *up_data_size, void **ptr);
	static void FreeEP(void *cls, struct MHD_Connection *conn, void **ptr, enum MHD_RequestTerminationCode code);
	void Free(struct MHD_Connection *conn, void **ptr, enum MHD_RequestTerminationCode code);
	void web_get_groups(int i, TiXmlElement *ep);
	void web_get_values(int i, TiXmlElement *ep);
	int SendPollResponse(struct MHD_Connection *conn);
	int SendDeviceListResponse(struct MHD_Connection *conn);
	const char *SendSceneResponse(struct MHD_Connection *conn, const char *fun, const char *arg1, const char *arg2, const char *arg3);
	const char *SendTopoResponse(struct MHD_Connection *conn, const char *fun, const char *arg1, const char *arg2, const char *arg3);
	const char *SendStatResponse(struct MHD_Connection *conn, const char *fun, const char *arg1, const char *arg2, const char *arg3);
	const char *SendTestHealResponse(struct MHD_Connection *conn, const char *fun, const char *arg1, const char *arg2, const char *arg3);

	static bool usb;
	static char *devname;
	static unsigned short port;
	static bool ready;
	coltype_t sortcol;
	unsigned long logbytes;
	bool adminstate;
	string adminmsg;
	string adminfun;
	void *wdata;
};

void web_controller_update(Driver::ControllerState cs, Driver::ControllerError err, void *ct);