From d63d2c3c6cbbd574dda4f8b00ebe6c661735edd5 Mon Sep 17 00:00:00 2001
From: Felix Domke <tmbinc@elitedvb.net>
Date: Fri, 17 Oct 2003 15:36:42 +0000
Subject: import of enigma2

---
 lib/dvb/dvb.cpp | 211 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 211 insertions(+)
 create mode 100644 lib/dvb/dvb.cpp

(limited to 'lib/dvb/dvb.cpp')

diff --git a/lib/dvb/dvb.cpp b/lib/dvb/dvb.cpp
new file mode 100644
index 00000000..176b07c5
--- /dev/null
+++ b/lib/dvb/dvb.cpp
@@ -0,0 +1,211 @@
+#include <lib/dvb/idvb.h>
+#include <lib/base/eerror.h>
+#include <lib/dvb/dvb.h>
+#include <lib/dvb/sec.h>
+#include <errno.h>
+
+DEFINE_REF(eDVBResourceManager);
+
+eDVBResourceManager *eDVBResourceManager::instance;
+
+eDVBResourceManager::eDVBResourceManager(): ref(0)
+{
+	avail = 1;
+	busy = 0;
+	m_sec = new eDVBSatelliteEquipmentControl;
+	if (!instance)
+		instance = this;
+}
+
+eDVBResourceManager::~eDVBResourceManager()
+{
+	if (instance == this)
+		instance = 0;
+}
+
+RESULT eDVBResourceManager::setChannelList(iDVBChannelList *list)
+{
+	m_list = list;
+	return 0;
+}
+
+RESULT eDVBResourceManager::getChannelList(ePtr<iDVBChannelList> &list)
+{
+	list = m_list;
+	if (list)
+		return 0;
+	else
+		return -ENOENT;
+}
+
+
+RESULT eDVBResourceManager::allocateChannel(const eDVBChannelID &channelid, ePtr<iDVBChannel> &channel)
+{
+	RESULT res;
+	eDVBChannel *ch;
+	channel = ch = new eDVBChannel(this, 0, 0, 0);
+
+	ePtr<iDVBFrontend> fe;
+	if (!channel->getFrontend(fe))
+		fe->setSEC(m_sec);
+
+	res = ch->setChannel(channelid);
+	if (res)
+	{
+		channel = 0;
+		return res;
+	}
+	return 0;
+}
+
+RESULT eDVBResourceManager::allocateRawChannel(ePtr<iDVBChannel> &channel)
+{
+	channel = new eDVBChannel(this, 0, 0, 0);
+	ePtr<iDVBFrontend> fe;
+	if (!channel->getFrontend(fe))
+		fe->setSEC(m_sec);
+	
+	return 0;
+}
+
+RESULT eDVBResourceManager::allocatePVRChannel(int caps)
+{
+	return -1; // will nicht, mag nicht, und das interface ist auch kaputt
+}
+
+RESULT eDVBResourceManager::addChannel(const eDVBChannelID &chid, eDVBChannel *ch)
+{
+	eDebug("add channel %p", ch);
+	m_active_channels.insert(std::pair<eDVBChannelID,eDVBChannel*>(chid, ch));
+	return 0;
+}
+
+RESULT eDVBResourceManager::removeChannel(const eDVBChannelID &chid, eDVBChannel *)
+{
+	int cnt = m_active_channels.erase(chid);
+	eDebug("remove channel: removed %d channels", cnt);
+	ASSERT(cnt <= 1);
+	if (cnt == 1)
+		return 0;
+	return -ENOENT;
+}
+
+eDVBChannel::eDVBChannel(eDVBResourceManager *mgr, int adapter, int frontend, int demux): eDVBDemux(adapter, demux), m_state(state_idle), m_mgr(mgr)
+{
+	if (frontend >= 0)
+	{
+		int ok;
+		m_frontend = new eDVBFrontend(adapter, frontend, ok);
+		if (!ok)
+		{
+			eDebug("warning, frontend failed");
+			m_frontend = 0;
+			return;
+		}
+		m_frontend->connectStateChange(slot(*this, &eDVBChannel::frontendStateChanged), m_conn_frontendStateChanged);
+	}
+}
+
+eDVBChannel::~eDVBChannel()
+{
+	if (m_channel_id)
+		m_mgr->removeChannel(m_channel_id, this);
+}
+
+void eDVBChannel::frontendStateChanged(iDVBFrontend*fe)
+{
+	eDebug("fe state changed!");
+	int state, ourstate = 0;
+	if (fe->getState(state))
+		return;
+	
+	if (state == iDVBFrontend::stateLock)
+	{
+		eDebug("OURSTATE: ok");
+		ourstate = state_ok;
+	} else if (state == iDVBFrontend::stateTuning)
+	{
+		eDebug("OURSTATE: tuning");
+		ourstate = state_tuning;
+	} else if (state == iDVBFrontend::stateFailed)
+	{
+		eDebug("OURSTATE: failed/unavailable");
+		ourstate = state_unavailable;
+	} else
+		eFatal("state unknown");
+	
+	if (ourstate != m_state)
+	{
+		m_state = ourstate;
+		m_stateChanged(this);
+	}
+}
+
+RESULT eDVBChannel::setChannel(const eDVBChannelID &channelid)
+{
+	ePtr<iDVBChannelList> list;
+	
+	if (m_mgr->getChannelList(list))
+	{
+		eDebug("no channel list set!");
+		return -ENOENT;
+	}
+	
+	eDebug("tuning to chid: ns: %08x tsid %04x onid %04x",
+		channelid.dvbnamespace.get(), channelid.transport_stream_id.get(), channelid.original_network_id.get());
+		
+
+	ePtr<iDVBFrontendParameters> feparm;
+	if (list->getChannelFrontendData(channelid, feparm))
+	{
+		eDebug("channel not found!");
+		return -ENOENT;
+	}
+	eDebug("allocateChannel: channel found..");
+	
+	if (!m_frontend)
+	{
+		eDebug("no frontend to tune!");
+		return -ENODEV;
+	}
+	
+	if (m_channel_id)
+		m_mgr->removeChannel(m_channel_id, this);
+	m_channel_id = channelid;
+	m_mgr->addChannel(m_channel_id, this);
+	m_state = state_tuning;
+	eDebug("%p", &*feparm);
+	return m_frontend->tune(*feparm);
+}
+
+RESULT eDVBChannel::connectStateChange(const Slot1<void,iDVBChannel*> &stateChange, ePtr<eConnection> &connection)
+{
+	connection = new eConnection(	m_stateChanged.connect(stateChange) );
+	return 0;
+}
+
+RESULT eDVBChannel::getState(int &state)
+{
+	state = m_state;
+	return 0;
+}
+
+RESULT eDVBChannel::setCIRouting(const eDVBCIRouting &routing)
+{
+	return -1;
+}
+
+RESULT eDVBChannel::getDemux(ePtr<iDVBDemux> &demux)
+{
+	demux = this;
+	return 0;
+}
+
+RESULT eDVBChannel::getFrontend(ePtr<iDVBFrontend> &frontend)
+{
+	frontend = m_frontend;
+	if (frontend)
+		return 0;
+	else
+		return -ENODEV;
+}
-- 
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