[pulseview.git] / sigsession.cpp

/*
 * This file is part of the sigrok project.
 *
 * Copyright (C) 2012 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
 */

#include "sigsession.h"

#include "logicdata.h"
#include "logicdatasnapshot.h"

#include <QDebug>

#include <assert.h>

using namespace boost;

// TODO: This should not be necessary
SigSession* SigSession::session = NULL;

SigSession::SigSession()
{
	// TODO: This should not be necessary
	session = this;
}

SigSession::~SigSession()
{
	// TODO: This should not be necessary
	session = NULL;
}

void SigSession::loadFile(const std::string &name)
{
	if (sr_session_load(name.c_str()) == SR_OK) {
		/* sigrok session file */
		sr_session_datafeed_callback_add(dataFeedInProc);
		sr_session_start();
		sr_session_run();
		sr_session_stop();
	}
}

void SigSession::dataFeedIn(const struct sr_dev_inst *sdi,
	struct sr_datafeed_packet *packet)
{
	assert(sdi);
	assert(packet);

	switch (packet->type) {
	case SR_DF_HEADER:
		break;

	case SR_DF_META_LOGIC:
		{
			assert(packet->payload);

			_logic_data.reset(new LogicData(
				*(sr_datafeed_meta_logic*)packet->payload));

			assert(_logic_data);
			if(!_logic_data)
				break;

			break;
		}

	case SR_DF_LOGIC:

		assert(packet->payload);
		if(!_cur_logic_snapshot)
		{
			// Create a new data snapshot
			_cur_logic_snapshot = shared_ptr<LogicDataSnapshot>(
				new LogicDataSnapshot(
				*(sr_datafeed_logic*)packet->payload));
			_logic_data->push_snapshot(_cur_logic_snapshot);
		}
		else
		{
			// Append to the existing data snapshot
			_cur_logic_snapshot->append_payload(
				*(sr_datafeed_logic*)packet->payload);
		}

		break;

	case SR_DF_END:
		_cur_logic_snapshot.reset();
		dataUpdated();
		break;
	}
}

void SigSession::dataFeedInProc(const struct sr_dev_inst *sdi,
	struct sr_datafeed_packet *packet)
{
	assert(session);
	session->dataFeedIn(sdi, packet);
}
Commit	Line	Data
	1	/*
	2	* This file is part of the sigrok project.
	3	*
	4	* Copyright (C) 2012 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	#include "sigsession.h"
	22
	23	#include "logicdata.h"
	24	#include "logicdatasnapshot.h"
	25
	26	#include <QDebug>
	27
	28	#include <assert.h>
	29
	30	using namespace boost;
	31
	32	// TODO: This should not be necessary
	33	SigSession* SigSession::session = NULL;
	34
	35	SigSession::SigSession()
	36	{
	37	// TODO: This should not be necessary
	38	session = this;
	39	}
	40
	41	SigSession::~SigSession()
	42	{
	43	// TODO: This should not be necessary
	44	session = NULL;
	45	}
	46
	47	void SigSession::loadFile(const std::string &name)
	48	{
	49	if (sr_session_load(name.c_str()) == SR_OK) {
	50	/* sigrok session file */
	51	sr_session_datafeed_callback_add(dataFeedInProc);
	52	sr_session_start();
	53	sr_session_run();
	54	sr_session_stop();
	55	}
	56	}
	57
	58	void SigSession::dataFeedIn(const struct sr_dev_inst *sdi,
	59	struct sr_datafeed_packet *packet)
	60	{
	61	assert(sdi);
	62	assert(packet);
	63
	64	switch (packet->type) {
	65	case SR_DF_HEADER:
	66	break;
	67
	68	case SR_DF_META_LOGIC:
	69	{
	70	assert(packet->payload);
	71
	72	_logic_data.reset(new LogicData(
	73	(sr_datafeed_meta_logic)packet->payload));
	74
	75	assert(_logic_data);
	76	if(!_logic_data)
	77	break;
	78
	79	break;
	80	}
	81
	82	case SR_DF_LOGIC:
	83
	84	assert(packet->payload);
	85	if(!_cur_logic_snapshot)
	86	{
	87	// Create a new data snapshot
	88	_cur_logic_snapshot = shared_ptr<LogicDataSnapshot>(
	89	new LogicDataSnapshot(
	90	(sr_datafeed_logic)packet->payload));
	91	_logic_data->push_snapshot(_cur_logic_snapshot);
	92	}
	93	else
	94	{
	95	// Append to the existing data snapshot
	96	_cur_logic_snapshot->append_payload(
	97	(sr_datafeed_logic)packet->payload);
	98	}
	99
	100	break;
	101
	102	case SR_DF_END:
	103	_cur_logic_snapshot.reset();
	104	dataUpdated();
	105	break;
	106	}
	107	}
	108
	109	void SigSession::dataFeedInProc(const struct sr_dev_inst *sdi,
	110	struct sr_datafeed_packet *packet)
	111	{
	112	assert(session);
	113	session->dataFeedIn(sdi, packet);
	114	}