Initial community commit

Src/Plugins/Input/in_midi/midi_driver.cpp

@@ -0,0 +1,121 @@
+#include "main.h"
+
+MIDI_driver * MIDI_driver::driver_list=0;
+
+MIDI_driver::MIDI_driver()
+{
+	next=driver_list;
+	driver_list=this;
+	inited=0;
+	device_list=0;
+}
+
+void MIDI_driver::reset_devices()
+{
+	while(device_list)
+	{
+		MIDI_device * ptr = device_list->next;
+		delete device_list;
+		device_list = ptr;
+	}
+}
+
+MIDI_driver::~MIDI_driver()
+{
+	reset_devices();
+}
+
+
+void MIDI_driver::add_device(MIDI_device * dev)
+{
+	MIDI_device **ptr = &device_list;
+	while(ptr && *ptr) ptr = &(*ptr)->next;
+	*ptr=dev;
+	dev->next=0;
+	dev->driver=this;
+}
+
+MIDI_driver * MIDI_driver::driver_enumerate(int n)
+{
+	MIDI_driver * ptr = driver_list;
+	while(ptr && n>0) {ptr=ptr->next;n--;}
+	return ptr;
+}
+
+int MIDI_driver::driver_count()
+{
+	int n=0;
+	MIDI_driver * ptr = driver_list;
+	while(ptr) {ptr=ptr->next;n++;}
+	return n;
+}
+	
+MIDI_device * MIDI_driver::device_enumerate(int n)
+{
+	init();
+	MIDI_device * ptr = device_list;
+	while(ptr && n>0) {ptr=ptr->next;n--;}
+	return ptr;
+}
+
+int MIDI_driver::device_count()
+{
+	init();
+	int n=0;
+	MIDI_device * ptr = device_list;
+	while(ptr) {ptr=ptr->next;n++;}
+	return n;
+}
+
+MIDI_device * MIDI_driver::find_device(GUID guid_driver,GUID guid_device)
+{
+	MIDI_driver * driver_ptr = find_driver(guid_driver);
+	if (!driver_ptr) return 0;
+	MIDI_device * device_ptr;
+	int idx=0;
+	while(device_ptr = driver_ptr->device_enumerate(idx++))
+	{
+		if (device_ptr->get_guid()==guid_device) return device_ptr;
+	}
+	return 0;
+}
+
+MIDI_driver * MIDI_driver::find_driver(GUID guid_driver)
+{
+	MIDI_driver * driver_ptr = driver_list;
+	while(driver_ptr)
+	{
+		if (driver_ptr->get_guid()==guid_driver) break;
+		driver_ptr = driver_ptr->next;
+	}
+	return driver_ptr;
+}
+
+MIDI_device * MIDI_driver::find_device_default()
+{
+	MIDI_driver * driver_ptr = driver_list;
+	while(driver_ptr)
+	{
+		if (driver_ptr->is_default())
+		{
+			MIDI_device * device_ptr;
+			int idx=0;
+			while(device_ptr = driver_ptr->device_enumerate(idx++))
+			{
+				if (device_ptr->is_default()) return device_ptr;
+			}
+		}
+		driver_ptr = driver_ptr->next;
+	}
+	return 0;
+}
+
+void MIDI_driver::shutdown()
+{
+	MIDI_driver * driver_ptr = driver_list;
+	while(driver_ptr)
+	{
+		driver_ptr->deinit();
+		driver_ptr = driver_ptr->next;
+	}
+}