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Added some commentary to HRDTRansceiver.{hpp,cpp}.

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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4136 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Bill Somerville
2014-05-14 12:00:23 +00:00
parent 56980a3ef6
commit 25dee5529c
2 changed files with 119 additions and 63 deletions
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HRDTransceiver.cpp
+30 -35
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@@ -21,7 +21,8 @@ void HRDTransceiver::register_transceivers (TransceiverFactory::Transceivers * r
struct HRDMessage
{
// placement style new overload for outgoing messages that does the construction too
// Placement style new overload for outgoing messages that does the
// construction too.
static void * operator new (size_t size, QString const& payload)
{
size += sizeof (QChar) * (payload.size () + 1); // space for terminator too
@@ -35,25 +36,26 @@ struct HRDMessage
return storage;
}
// placement style new overload for incoming messages that does the construction too
// Placement style new overload for incoming messages that does the
// construction too.
//
// no memory allocation here
// No memory allocation here.
static void * operator new (size_t /* size */, QByteArray const& message)
{
// nasty const_cast here to avoid copying the message buffer
// Nasty const_cast here to avoid copying the message buffer.
return const_cast<HRDMessage *> (reinterpret_cast<HRDMessage const *> (message.data ()));
}
void operator delete (void * p, size_t)
{
delete [] reinterpret_cast<char *> (p); // mirror allocation in operator new above
delete [] reinterpret_cast<char *> (p); // Mirror allocation in operator new above.
}
qint32 size_;
qint32 magic_1_;
qint32 magic_2_;
qint32 checksum_; // apparently not used
QChar payload_[0]; // UTF-16 (which is wchar_t on Windows)
qint32 checksum_; // Apparently not used.
QChar payload_[0]; // UTF-16 (which is wchar_t on Windows)
static qint32 const magic_1_value_;
static qint32 const magic_2_value_;
@@ -118,30 +120,6 @@ void HRDTransceiver::do_start ()
throw error {tr ("Failed to connect to Ham Radio Deluxe\n") + hrd_->errorString ()};
}
init_radio ();
}
void HRDTransceiver::do_stop ()
{
if (hrd_)
{
hrd_->close ();
}
if (wrapped_)
{
wrapped_->stop ();
}
#if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::stop: state:" << state () << "reversed =" << reversed_;
#endif
}
void HRDTransceiver::init_radio ()
{
Q_ASSERT (hrd_);
if (none == protocol_)
{
try
@@ -160,11 +138,11 @@ void HRDTransceiver::init_radio ()
hrd_->close ();
protocol_ = v4; // try again with older protocol
hrd_->connectToHost (QHostAddress::LocalHost, 7809);
hrd_->connectToHost (std::get<0> (server_details), std::get<1> (server_details));
if (!hrd_->waitForConnected (socket_wait_time))
{
#if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::init_radio failed to connect:" << hrd_->errorString ();
qDebug () << "HRDTransceiver::do_start failed to connect:" << hrd_->errorString ();
#endif
throw error {tr ("Failed to connect to Ham Radio Deluxe\n") + hrd_->errorString ()};
@@ -182,7 +160,7 @@ void HRDTransceiver::init_radio ()
if (radios.isEmpty ())
{
#if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::init_radio no rig found";
qDebug () << "HRDTransceiver::do_start no rig found";
#endif
throw error {tr ("Ham Radio Deluxe: no rig found")};
@@ -205,7 +183,7 @@ void HRDTransceiver::init_radio ()
if (send_command ("get radio", false, false, true).isEmpty ())
{
#if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::init_radio no rig found";
qDebug () << "HRDTransceiver::do_start no rig found";
#endif
throw error {tr ("Ham Radio Deluxe: no rig found")};
@@ -265,6 +243,23 @@ void HRDTransceiver::init_radio ()
sync_impl ();
}
void HRDTransceiver::do_stop ()
{
if (hrd_)
{
hrd_->close ();
}
if (wrapped_)
{
wrapped_->stop ();
}
#if WSJT_TRACE_CAT
qDebug () << "HRDTransceiver::stop: state:" << state () << "reversed =" << reversed_;
#endif
}
void HRDTransceiver::sync_impl ()
{
if (vfo_count_ == 1)