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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commite2de64d6f1beb9e492daf5b886e19933c1fa41dd (patch)
tree9047cf9e6b5c43878d5bf82660adae77ceee097a /noatun/modules/infrared/lirc.cpp
downloadtdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.tar.gz
tdemultimedia-e2de64d6f1beb9e492daf5b886e19933c1fa41dd.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'noatun/modules/infrared/lirc.cpp')
-rw-r--r--noatun/modules/infrared/lirc.cpp173
1 files changed, 173 insertions, 0 deletions
diff --git a/noatun/modules/infrared/lirc.cpp b/noatun/modules/infrared/lirc.cpp
new file mode 100644
index 00000000..857c07e2
--- /dev/null
+++ b/noatun/modules/infrared/lirc.cpp
@@ -0,0 +1,173 @@
+
+#include <unistd.h>
+#include <sys/un.h>
+#include <sys/socket.h>
+#include <errno.h>
+
+#include <qsocket.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+
+#include "lirc.h"
+
+Lirc::Lirc(QObject *parent)
+ : QObject(parent),
+ m_socket(0)
+{
+ int sock = ::socket(PF_UNIX, SOCK_STREAM, 0);
+ if (sock == -1)
+ {
+ KMessageBox::sorry(0, i18n("Could not create a socket to receive infrared signals. The error is:\n") + strerror(errno));
+ return;
+ }
+ sockaddr_un addr;
+ addr.sun_family = AF_UNIX;
+ strcpy(addr.sun_path, "/dev/lircd");
+ if (::connect(sock, (struct sockaddr *)(&addr), sizeof(addr)) == -1)
+ {
+ KMessageBox::sorry(0, i18n("Could not establish a connection to receive infrared signals. The error is:\n") + strerror(errno));
+ ::close(sock);
+ return;
+ }
+
+ m_socket = new QSocket;
+ m_socket->setSocket(sock);
+ connect(m_socket, SIGNAL(readyRead()), SLOT(slotRead()));
+ update();
+}
+
+Lirc::~Lirc()
+{
+ delete m_socket;
+}
+
+const QStringList Lirc::remotes() const
+{
+ QStringList result;
+ for (Remotes::ConstIterator it = m_remotes.begin(); it != m_remotes.end(); ++it)
+ result.append(it.key());
+ result.sort();
+ return result;
+}
+
+void Lirc::slotRead()
+{
+ while (m_socket->bytesAvailable())
+ {
+ QString line = readLine();
+ if (line == "BEGIN")
+ {
+ // BEGIN
+ // <command>
+ // [SUCCESS|ERROR]
+ // [DATA
+ // n
+ // n lines of data]
+ // END
+ line = readLine();
+ if (line == "SIGHUP")
+ {
+ // Configuration changed
+ do line = readLine();
+ while (!line.isEmpty() && line != "END");
+ update();
+ return;
+ }
+ else if (line == "LIST")
+ {
+ // remote control list
+ if (readLine() != "SUCCESS" || readLine() != "DATA")
+ {
+ do line = readLine();
+ while (!line.isEmpty() && line != "END");
+ return;
+ }
+ QStringList remotes;
+ int count = readLine().toInt();
+ for (int i = 0; i < count; ++i)
+ remotes.append(readLine());
+ do line = readLine();
+ while (!line.isEmpty() && line != "END");
+ if (line.isEmpty())
+ return; // abort on corrupt data
+ for (QStringList::ConstIterator it = remotes.begin(); it != remotes.end(); ++it)
+ sendCommand("LIST " + *it);
+ return;
+ }
+ else if (line.left(4) == "LIST")
+ {
+ // button list
+ if (readLine() != "SUCCESS" || readLine() != "DATA")
+ {
+ do line = readLine();
+ while (!line.isEmpty() && line != "END");
+ return;
+ }
+ QString remote = line.mid(5);
+ QStringList buttons;
+ int count = readLine().toInt();
+ for (int i = 0; i < count; ++i)
+ {
+ // <code> <name>
+ QString btn = readLine();
+ buttons.append(btn.mid(17));
+ }
+ m_remotes.insert(remote, buttons);
+ }
+ do line = readLine();
+ while (!line.isEmpty() && line != "END");
+ emit remotesRead();
+ }
+ else
+ {
+ // <code> <repeat> <button name> <remote control name>
+ line.remove(0, 17); // strip code
+ int pos = line.find(' ');
+ if (pos < 0)
+ return;
+ bool ok;
+ int repeat = line.left(pos).toInt(&ok, 16);
+ if (!ok)
+ return;
+ line.remove(0, pos + 1);
+
+ pos = line.find(' ');
+ if (pos < 0)
+ return;
+ QString btn = line.left(pos);
+ line.remove(0, pos + 1);
+
+ emit commandReceived(line, btn, repeat);
+ }
+ }
+}
+
+void Lirc::update()
+{
+ m_remotes.clear();
+ sendCommand("LIST");
+}
+
+const QString Lirc::readLine()
+{
+ if (!m_socket->bytesAvailable())
+ return QString::null;
+
+ QString line = m_socket->readLine();
+ if (line.isEmpty())
+ return QString::null;
+
+ line.remove(line.length() - 1, 1);
+ return line;
+}
+
+void Lirc::sendCommand(const QString &command)
+{
+ QString cmd = command + "\n";
+ m_socket->writeBlock(cmd.latin1(), cmd.length());
+}
+
+#include "lirc.moc"
+