/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2011.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
+ without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
*
* Device mode driver for the library USB MIDI Class driver.
*
- * \note This file should not be included directly. It is automatically included as needed by the class driver
- * dispatch header located in LUFA/Drivers/USB/Class/MIDI.h.
+ * \note This file should not be included directly. It is automatically included as needed by the USB module driver
+ * dispatch header located in LUFA/Drivers/USB.h.
*/
/** \ingroup Group_USBClassMIDI
- * @defgroup Group_USBClassMIDIDevice MIDI Class Device Mode Driver
+ * \defgroup Group_USBClassMIDIDevice MIDI Class Device Mode Driver
*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
- * - LUFA/Drivers/USB/Class/Device/MIDI.c
+ * - LUFA/Drivers/USB/Class/Device/MIDI.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
*
- * \section Module Description
+ * \section Sec_ModDescription Module Description
* Device Mode USB Class driver framework interface, for the MIDI USB Class driver.
*
* @{
#include "../../USB.h"
#include "../Common/MIDI.h"
- #include <string.h>
-
/* Enable C linkage for C++ Compilers: */
#if defined(__cplusplus)
extern "C" {
/* Preprocessor Checks: */
#if !defined(__INCLUDE_FROM_MIDI_DRIVER)
- #error Do not include this file directly. Include LUFA/Drivers/Class/MIDI.h instead.
+ #error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
#endif
/* Public Interface - May be used in end-application: */
*
* Class state structure. An instance of this structure should be made for each MIDI interface
* within the user application, and passed to each of the MIDI class driver functions as the
- * MIDIInterfaceInfo parameter. This stores each MIDI interface's configuration and state information.
+ * \c MIDIInterfaceInfo parameter. This stores each MIDI interface's configuration and state information.
*/
typedef struct
{
const struct
{
- uint8_t StreamingInterfaceNumber; /**< Index of the Audio Streaming interface within the device this structure controls */
+ uint8_t StreamingInterfaceNumber; /**< Index of the Audio Streaming interface within the device this structure controls. */
- uint8_t DataINEndpointNumber; /**< Endpoint number of the incoming MIDI data, if available (zero if unused) */
- uint16_t DataINEndpointSize; /**< Size in bytes of the incoming MIDI data endpoint, if available (zero if unused) */
- bool DataINEndpointDoubleBank; /** Indicates if the MIDI interface's IN data endpoint should use double banking */
+ uint8_t DataINEndpointNumber; /**< Endpoint number of the incoming MIDI IN data, if available (zero if unused). */
+ uint16_t DataINEndpointSize; /**< Size in bytes of the incoming MIDI IN data endpoint, if available (zero if unused). */
+ bool DataINEndpointDoubleBank; /**< Indicates if the MIDI interface's IN data endpoint should use double banking. */
- uint8_t DataOUTEndpointNumber; /**< Endpoint number of the outgoing MIDI data, if available (zero if unused) */
- uint16_t DataOUTEndpointSize; /**< Size in bytes of the outgoing MIDI data endpoint, if available (zero if unused) */
- bool DataOUTEndpointDoubleBank; /** Indicates if the MIDI interface's IN data endpoint should use double banking */
+ uint8_t DataOUTEndpointNumber; /**< Endpoint number of the outgoing MIDI OUT data, if available (zero if unused). */
+ uint16_t DataOUTEndpointSize; /**< Size in bytes of the outgoing MIDI OUT data endpoint, if available (zero if unused). */
+ bool DataOUTEndpointDoubleBank; /**< Indicates if the MIDI interface's OUT data endpoint should use double banking. */
} Config; /**< Config data for the USB class interface within the device. All elements in this section
* <b>must</b> be set or the interface will fail to enumerate and operate correctly.
- */
+ */
+
struct
{
- // No state information for this class yet
+ // No state information for this class
} State; /**< State data for the USB class interface within the device. All elements in this section
* are reset to their defaults when the interface is enumerated.
*/
- } USB_ClassInfo_MIDI_Device_t;
-
+ } USB_ClassInfo_MIDI_Device_t;
+
/* Function Prototypes: */
/** Configures the endpoints of a given MIDI interface, ready for use. This should be linked to the library
* \ref EVENT_USB_Device_ConfigurationChanged() event so that the endpoints are configured when the configuration
* containing the given MIDI interface is selected.
*
- * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
+ * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
*
- * \return Boolean true if the endpoints were successfully configured, false otherwise
+ * \return Boolean \c true if the endpoints were successfully configured, \c false otherwise.
*/
bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
+
+ /** General management task for a given MIDI class interface, required for the correct operation of the interface. This should
+ * be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
+ *
+ * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
+ */
+ void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
+
/** Sends a MIDI event packet to the host. If no host is connected, the event packet is discarded. Events are queued into the
* endpoint bank until either the endpoint bank is full, or \ref MIDI_Device_Flush() is called. This allows for multiple
* MIDI events to be packed into a single endpoint packet, increasing data throughput.
*
- * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or
- * the call will fail.
+ * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
- * \param[in] Event Pointer to a populated USB_MIDI_EventPacket_t structure containing the MIDI event to send
+ * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
+ * \param[in] Event Pointer to a populated \ref MIDI_EventPacket_t structure containing the MIDI event to send.
*
- * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
*/
uint8_t MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo,
- MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+ const MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/** Flushes the MIDI send buffer, sending any queued MIDI events to the host. This should be called to override the
* \ref MIDI_Device_SendEventPacket() function's packing behaviour, to flush queued events.
*
- * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
+ * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
*
- * \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum
+ * \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum.
*/
- uint8_t MIDI_Device_Flush(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo);
+ uint8_t MIDI_Device_Flush(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Receives a MIDI event packet from the host. Events are unpacked from the endpoint, thus if the endpoint bank contains
* multiple MIDI events from the host in the one packet, multiple calls to this function will return each individual event.
*
- * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or
- * the call will fail.
+ * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
+ * call will fail.
*
- * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
- * \param[out] Event Pointer to a USB_MIDI_EventPacket_t structure where the received MIDI event is to be placed
+ * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
+ * \param[out] Event Pointer to a USB_MIDI_EventPacket_t structure where the received MIDI event is to be placed.
*
- * \return Boolean true if a MIDI event packet was received, false otherwise
+ * \return Boolean \c true if a MIDI event packet was received, \c false otherwise.
*/
bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo,
MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/* Inline Functions: */
- /** General management task for a given MIDI class interface, required for the correct operation of the interface. This should
- * be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
- *
- * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
- */
- static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo);
- static inline void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
- {
- (void)MIDIInterfaceInfo;
- }
-
/** Processes incoming control requests from the host, that are directed to the given MIDI class interface. This should be
- * linked to the library \ref EVENT_USB_Device_UnhandledControlRequest() event.
+ * linked to the library \ref EVENT_USB_Device_ControlRequest() event.
*
- * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
- */
+ * \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state.
+ */
static inline void MIDI_Device_ProcessControlRequest(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
static inline void MIDI_Device_ProcessControlRequest(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
{
#if defined(__cplusplus)
}
#endif
-
+
#endif
/** @} */
+
projects / pub / USBasp.git / blobdiff