File content as of revision 19:fd854309cb4c:

/*
 * EqMountServer.h
 *
 *  Created on: 2018��3��1��
 *      Author: caoyuan9642
 */

#ifndef EQMOUNTSERVER_H_
#define EQMOUNTSERVER_H_

#include "MountServer.h"
#include "EquatorialMount.h"

class EquatorialMount;
class EqMountServer;

/** Command structure for the mount server
*/
struct ServerCommand
{
	const char *cmd; /// Name of the command
	const char *desc; /// Description of the command
	int (*fptr)(EqMountServer *, const char *, int, char **); /// Function pointer to the command
	ServerCommand(const char *n = "", const char *d = "",
			int (*fp)(EqMountServer *, const char *, int, char **) = NULL) :
			cmd(n), desc(d), fptr(fp)
	{
	}
};

#define MAX_COMMAND 128

#define ERR_WRONG_NUM_PARAM 1
#define ERR_PARAM_OUT_OF_RANGE 2


/** EqMount server class. Receives commands from a stream and execute on the binded EqMount.
*/
class EqMountServer: public MountServer
{
protected:

	EquatorialMount *eq_mount; /// EqMount to be binded
	FileHandle &stream; /// Input stream
	Thread thread;bool echo; /// Echo

	void task_thread(); /// Main task entrance
	void command_execute(ServerCommand &, int argn, char *argv[], char *buffer); /// To execute a server command

public:
	/** Creates a server with input stream and optionally echoing to the stream.
	*/
	EqMountServer(FileHandle &stream, bool echo = false);
	virtual ~EqMountServer();

	/** Bind to a EqMount. Commands will be ignored if no mount is binded.
	*/
	void bind(EquatorialMount &eq)
	{
		eq_mount = &eq;
	}

	/** @return binded EqMount
	*/
	EquatorialMount* getEqMount() const
	{
		return eq_mount;
	}

	/** @return associated stream
	*/
	FileHandle& getStream() const
	{
		return stream;
	}

	/** Add a command to the available commands. Must have unique names.
	*/
	static void addCommand(const ServerCommand &cmd);
};

/**
 * Print to stream
 */
void stprintf(FileHandle &f, const char *fmt, ...);

#endif /* EQMOUNTSERVER_H_ */