/***********************************************************************************************************************
*                                                                                                                      *
* libscopehal v0.1                                                                                                     *
*                                                                                                                      *
* Copyright (c) 2012-2022 Andrew D. Zonenberg and contributors                                                         *
* 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 of the author nor the names of any contributors may be used to endorse or promote products     *
*      derived from this software without specific prior written permission.                                           *
*                                                                                                                      *
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS "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 *
* THE AUTHORS BE HELD 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       *
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE       *
* POSSIBILITY OF SUCH DAMAGE.                                                                                          *
*                                                                                                                      *
***********************************************************************************************************************/

#include "scopehal.h"

using namespace std;

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Construction / destruction

SCPIDevice::SCPIDevice(SCPITransport* transport, bool identify)
	: m_transport(transport)
{
	if(identify)
	{
		bool succeeded = false;
		for (int retry = 0; retry < 3; retry++)
		{
			//Ask for the ID
			m_transport->SendCommand("*IDN?");
			string reply = m_transport->ReadReply();
			char vendor[128] = "";
			char model[128] = "";
			char serial[128] = "";
			char version[128] = "";
			if(4 != sscanf(reply.c_str(), "%127[^,],%127[^,],%127[^,],%127s", vendor, model, serial, version))
			{
				LogWarning("Bad IDN response %s\n", reply.c_str());
				m_transport->FlushRXBuffer();
				continue; // retry
			}
			m_vendor = vendor;
			m_model = model;
			m_serial = serial;
			m_fwVersion = version;

			succeeded = true;
			m_transport->FlushRXBuffer(); // In case our *IDNs got queued behind each other (Tek...)
			break; // success
		}

		if (!succeeded)
		{
			LogError("Persistent bad IDN response, giving up\n");
			return;
		}
	}
}

SCPIDevice::~SCPIDevice()
{
	delete m_transport;
}
