[pulseview.git] / pv / devicemanager.h

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_DEVICEMANAGER_H
#define PULSEVIEW_PV_DEVICEMANAGER_H

#include <glib.h>

#include <list>
#include <map>
#include <string>

#include <boost/shared_ptr.hpp>

struct sr_context;
struct sr_dev_driver;

namespace pv {

class SigSession;

namespace device {
class DevInst;
}

class DeviceManager
{
public:
	DeviceManager(struct sr_context *sr_ctx);

	~DeviceManager();

	const std::list< boost::shared_ptr<pv::device::DevInst> >&
		devices() const;

	void use_device(boost::shared_ptr<pv::device::DevInst> dev_inst,
		SigSession *owner);

	void release_device(boost::shared_ptr<pv::device::DevInst> dev_inst);

	std::list< boost::shared_ptr<pv::device::DevInst> > driver_scan(
		struct sr_dev_driver *const driver,
		GSList *const drvopts = NULL);

private:
	void init_drivers();

	void release_devices();

	void scan_all_drivers();

	void release_driver(struct sr_dev_driver *const driver);

	static bool compare_devices(boost::shared_ptr<device::DevInst> a,
		boost::shared_ptr<device::DevInst> b);

private:
	struct sr_context *const _sr_ctx;
	std::list< boost::shared_ptr<pv::device::DevInst> > _devices;
	std::map< boost::shared_ptr<pv::device::DevInst>, pv::SigSession*>
		_used_devices;
};

} // namespace pv

#endif // PULSEVIEW_PV_DEVICEMANAGER_H
Commit	Line	Data
	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#ifndef PULSEVIEW_PV_DEVICEMANAGER_H
	22	#define PULSEVIEW_PV_DEVICEMANAGER_H
	23
	24	#include <glib.h>
	25
	26	#include <list>
	27	#include <map>
	28	#include <string>
	29
	30	#include <boost/shared_ptr.hpp>
	31
	32	struct sr_context;
	33	struct sr_dev_driver;
	34
	35	namespace pv {
	36
	37	class SigSession;
	38
	39	namespace device {
	40	class DevInst;
	41	}
	42
	43	class DeviceManager
	44	{
	45	public:
	46	DeviceManager(struct sr_context *sr_ctx);
	47
	48	~DeviceManager();
	49
	50	const std::list< boost::shared_ptr<pv::device::DevInst> >&
	51	devices() const;
	52
	53	void use_device(boost::shared_ptr<pv::device::DevInst> dev_inst,
	54	SigSession *owner);
	55
	56	void release_device(boost::shared_ptr<pv::device::DevInst> dev_inst);
	57
	58	std::list< boost::shared_ptr<pv::device::DevInst> > driver_scan(
	59	struct sr_dev_driver *const driver,
	60	GSList *const drvopts = NULL);
	61
	62	private:
	63	void init_drivers();
	64
	65	void release_devices();
	66
	67	void scan_all_drivers();
	68
	69	void release_driver(struct sr_dev_driver *const driver);
	70
	71	static bool compare_devices(boost::shared_ptr<device::DevInst> a,
	72	boost::shared_ptr<device::DevInst> b);
	73
	74	private:
	75	struct sr_context *const _sr_ctx;
	76	std::list< boost::shared_ptr<pv::device::DevInst> > _devices;
	77	std::map< boost::shared_ptr<pv::device::DevInst>, pv::SigSession*>
	78	_used_devices;
	79	};
	80
	81	} // namespace pv
	82
	83	#endif // PULSEVIEW_PV_DEVICEMANAGER_H