From a3d2ee35944db4dd0a3a342bb7f2df69f229f45d Mon Sep 17 00:00:00 2001
From: Gary Scavone <gary@music.mcgill.ca>
Date: Wed, 9 Oct 2013 23:44:33 +0200
Subject: Version 2.1

---
 tests/asio/asiodrivers.cpp | 186 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 186 insertions(+)
 create mode 100644 tests/asio/asiodrivers.cpp

(limited to 'tests/asio/asiodrivers.cpp')

diff --git a/tests/asio/asiodrivers.cpp b/tests/asio/asiodrivers.cpp
new file mode 100644
index 0000000..5f56454
--- /dev/null
+++ b/tests/asio/asiodrivers.cpp
@@ -0,0 +1,186 @@
+#include <string.h>
+#include "asiodrivers.h"
+
+AsioDrivers* asioDrivers = 0;
+
+bool loadAsioDriver(char *name);
+
+bool loadAsioDriver(char *name)
+{
+	if(!asioDrivers)
+		asioDrivers = new AsioDrivers();
+	if(asioDrivers)
+		return asioDrivers->loadDriver(name);
+	return false;
+}
+
+//------------------------------------------------------------------------------------
+
+#if MAC
+
+bool resolveASIO(unsigned long aconnID);
+
+AsioDrivers::AsioDrivers() : CodeFragments("ASIO Drivers", 'AsDr', 'Asio')
+{
+	connID = -1;
+	curIndex = -1;
+}
+
+AsioDrivers::~AsioDrivers()
+{
+	removeCurrentDriver();
+}
+
+bool AsioDrivers::getCurrentDriverName(char *name)
+{
+	if(curIndex >= 0)
+		return getName(curIndex, name);
+	return false;
+}
+
+long AsioDrivers::getDriverNames(char **names, long maxDrivers)
+{
+	for(long i = 0; i < getNumFragments() && i < maxDrivers; i++)
+		getName(i, names[i]);
+	return getNumFragments() < maxDrivers ? getNumFragments() : maxDrivers;
+}
+
+bool AsioDrivers::loadDriver(char *name)
+{
+	char dname[64];
+	unsigned long newID;
+
+	for(long i = 0; i < getNumFragments(); i++)
+	{
+		if(getName(i, dname) && !strcmp(name, dname))
+		{
+			if(newInstance(i, &newID))
+			{
+				if(resolveASIO(newID))
+				{
+					if(connID != -1)
+						removeInstance(curIndex, connID);
+					curIndex = i;
+					connID = newID;
+					return true;
+				}
+			}
+			break;
+		}
+	}
+	return false;
+}
+
+void AsioDrivers::removeCurrentDriver()
+{
+	if(connID != -1)
+		removeInstance(curIndex, connID);
+	connID = -1;
+	curIndex = -1;
+}
+
+//------------------------------------------------------------------------------------
+
+#elif WINDOWS
+
+#include "iasiodrv.h"
+
+extern IASIO* theAsioDriver;
+
+AsioDrivers::AsioDrivers() : AsioDriverList()
+{
+	curIndex = -1;
+}
+
+AsioDrivers::~AsioDrivers()
+{
+}
+
+bool AsioDrivers::getCurrentDriverName(char *name)
+{
+	if(curIndex >= 0)
+		return asioGetDriverName(curIndex, name, 32) == 0 ? true : false;
+	name[0] = 0;
+	return false;
+}
+
+long AsioDrivers::getDriverNames(char **names, long maxDrivers)
+{
+	for(long i = 0; i < asioGetNumDev() && i < maxDrivers; i++)
+		asioGetDriverName(i, names[i], 32);
+	return asioGetNumDev() < maxDrivers ? asioGetNumDev() : maxDrivers;
+}
+
+bool AsioDrivers::loadDriver(char *name)
+{
+	char dname[64];
+	char curName[64];
+
+	for(long i = 0; i < asioGetNumDev(); i++)
+	{
+		if(!asioGetDriverName(i, dname, 32) && !strcmp(name, dname))
+		{
+			curName[0] = 0;
+			getCurrentDriverName(curName);	// in case we fail...
+			removeCurrentDriver();
+
+			if(!asioOpenDriver(i, (void **)&theAsioDriver))
+			{
+				curIndex = i;
+				return true;
+			}
+			else
+			{
+				theAsioDriver = 0;
+				if(curName[0] && strcmp(dname, curName))
+					loadDriver(curName);	// try restore
+			}
+			break;
+		}
+	}
+	return false;
+}
+
+void AsioDrivers::removeCurrentDriver()
+{
+	if(curIndex != -1)
+		asioCloseDriver(curIndex);
+	curIndex = -1;
+}
+
+#elif SGI || BEOS
+
+#include "asiolist.h"
+
+AsioDrivers::AsioDrivers() 
+	: AsioDriverList()
+{
+	curIndex = -1;
+}
+
+AsioDrivers::~AsioDrivers()
+{
+}
+
+bool AsioDrivers::getCurrentDriverName(char *name)
+{
+	return false;
+}
+
+long AsioDrivers::getDriverNames(char **names, long maxDrivers)
+{
+	return 0;
+}
+
+bool AsioDrivers::loadDriver(char *name)
+{
+	return false;
+}
+
+void AsioDrivers::removeCurrentDriver()
+{
+}
+
+#else
+#error implement me
+#endif
-- 
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