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Diffstat (limited to 'Demos/Host/LowLevel/AudioInputHost/ConfigDescriptor.h')
-rw-r--r-- | Demos/Host/LowLevel/AudioInputHost/ConfigDescriptor.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/Demos/Host/LowLevel/AudioInputHost/ConfigDescriptor.h b/Demos/Host/LowLevel/AudioInputHost/ConfigDescriptor.h new file mode 100644 index 0000000000..036319d723 --- /dev/null +++ b/Demos/Host/LowLevel/AudioInputHost/ConfigDescriptor.h @@ -0,0 +1,72 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + 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 + 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 + software without specific, written prior permission. + + The author disclaims all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * Header file for ConfigDescriptor.c. + */ + +#ifndef _CONFIGDESCRIPTOR_H_ +#define _CONFIGDESCRIPTOR_H_ + + /* Includes: */ + #include <LUFA/Drivers/USB/USB.h> + + #include "AudioInputHost.h" + + /* Macros: */ + /** Pipe address for the Audio data IN pipe. */ + #define AUDIO_DATA_IN_PIPE (PIPE_DIR_IN | 1) + + /* Enums: */ + /** Enum for the possible return codes of the \ref ProcessConfigurationDescriptor() function. */ + enum AudioHost_GetConfigDescriptorDataCodes_t + { + SuccessfulConfigRead = 0, /**< Configuration Descriptor was processed successfully */ + ControlError = 1, /**< A control request to the device failed to complete successfully */ + DescriptorTooLarge = 2, /**< The device's Configuration Descriptor is too large to process */ + InvalidConfigDataReturned = 3, /**< The device returned an invalid Configuration Descriptor */ + NoCompatibleInterfaceFound = 4, /**< A compatible interface with the required endpoints was not found */ + }; + + /* External Variables: */ + extern uint8_t StreamingInterfaceIndex; + extern uint8_t StreamingInterfaceAltSetting; + extern uint8_t StreamingEndpointAddress; + + /* Function Prototypes: */ + uint8_t ProcessConfigurationDescriptor(void); + + uint8_t DComp_NextAudioControlInterface(void* CurrentDescriptor); + uint8_t DComp_NextAudioStreamInterface(void* CurrentDescriptor); + uint8_t DComp_NextAudioInterfaceDataEndpoint(void* CurrentDescriptor); + +#endif + |