X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/6b5e684c77e5fa855b609d01e9a07fec296e9257..5517f96e86b9447780a3e27bb455697f9fc65eea:/LUFA/Drivers/USB/Class/Host/HID.h
diff --git a/LUFA/Drivers/USB/Class/Host/HID.h b/LUFA/Drivers/USB/Class/Host/HID.h
index e898b3188..0ef3674d8 100644
--- a/LUFA/Drivers/USB/Class/Host/HID.h
+++ b/LUFA/Drivers/USB/Class/Host/HID.h
@@ -1,7 +1,7 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2010.
-
+
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
@@ -9,13 +9,13 @@
/*
Copyright 2010 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
@@ -58,7 +58,7 @@
#include "../../USB.h"
#include "../Common/HID.h"
#include "HIDParser.h"
-
+
/* Enable C linkage for C++ Compilers: */
#if defined(__cplusplus)
extern "C" {
@@ -73,7 +73,7 @@
/* Macros: */
/** Error code for some HID Host functions, indicating a logical (and not hardware) error. */
#define HID_ERROR_LOGICAL 0x80
-
+
/* Type Defines: */
/** \brief HID Class Host Mode Configuration and State Structure.
*
@@ -92,9 +92,8 @@
bool DataOUTPipeDoubleBank; /**< Indicates if the HID interface's OUT data pipe should use double banking. */
uint8_t HIDInterfaceProtocol; /**< HID interface protocol value to match against if a specific
- * boot subclass protocol is required, either \ref HID_BOOT_MOUSE_PROTOCOL,
- * \ref HID_BOOT_KEYBOARD_PROTOCOL or \ref HID_NON_BOOT_PROTOCOL if any
- * HID device should be enumerated by the interface.
+ * boot subclass protocol is required, a value from the \ref HID_BootProtocols_t
+ * enum.
*/
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
HID_ReportInfo_t* HIDParserData; /**< HID parser data to store the parsed HID report data, when boot protocol
@@ -117,7 +116,7 @@
uint16_t DataINPipeSize; /**< Size in bytes of the HID interface's IN data pipe. */
uint16_t DataOUTPipeSize; /**< Size in bytes of the HID interface's OUT data pipe. */
-
+
bool SupportsBootProtocol; /**< Indicates if the current interface instance supports the HID Boot
* Protocol when enabled via \ref HID_Host_SetBootProtocol().
*/
@@ -126,7 +125,7 @@
*/
bool UsingBootProtocol; /**< Indicates that the interface is currently initialized in Boot Protocol mode */
uint16_t HIDReportSize; /**< Size in bytes of the HID report descriptor in the device. */
-
+
uint8_t LargestReportSize; /**< Largest report the device will send, in bytes. */
} State; /**< State data for the USB class interface within the device. All elements in this section
* may be set to initial values, but may also be ignored to default to sane values when
@@ -136,15 +135,13 @@
/* Enums: */
/** Enum for the possible error codes returned by the \ref HID_Host_ConfigurePipes() function. */
- enum HIDHost_EnumerationFailure_ErrorCodes_t
+ enum HID_Host_EnumerationFailure_ErrorCodes_t
{
HID_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */
HID_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */
- HID_ENUMERROR_NoHIDInterfaceFound = 2, /**< A compatible HID interface was not found in the device's Configuration Descriptor. */
- HID_ENUMERROR_NoHIDDescriptorFound = 3, /**< The HID descriptor was not found in the device's HID interface. */
- HID_ENUMERROR_EndpointsNotFound = 4, /**< Compatible HID endpoints were not found in the device's HID interface. */
+ HID_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible HID interface was not found in the device's Configuration Descriptor. */
};
-
+
/* Function Prototypes: */
/** Host interface configuration routine, to configure a given HID host interface instance using the Configuration
* Descriptor read from an attached USB device. This function automatically updates the given HID Host instance's
@@ -152,6 +149,11 @@
* device. This should be called once after the stack has enumerated the attached device, while the host state
* machine is in the Addressed state.
*
+ * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other
+ * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes
+ * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes.
+ * \n\n
+ *
* \note Once the device pipes are configured, the HID device's reporting protocol must be set via a call
* to either the \ref HID_Host_SetBootProtocol() or \ref HID_Host_SetReportProtocol() function.
*
@@ -159,14 +161,15 @@
* \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor.
* \param[in] DeviceConfigDescriptor Pointer to a buffer containing the attached device's Configuration Descriptor.
*
- * \return A value from the \ref HIDHost_EnumerationFailure_ErrorCodes_t enum.
+ * \return A value from the \ref HID_Host_EnumerationFailure_ErrorCodes_t enum.
*/
- uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, uint16_t ConfigDescriptorSize,
+ uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
+ uint16_t ConfigDescriptorSize,
void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
/** Receives a HID IN report from the attached HID device, when a report has been received on the HID IN Data pipe.
- *
+ *
* \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.
*
@@ -178,13 +181,13 @@
*
* \return An error code from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
*/
- uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, void* Buffer)
- ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+ uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
+ void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
/** Receives a HID IN report from the attached device, by the report ID.
*
- * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * \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.
*
* \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable.
@@ -195,14 +198,15 @@
*
* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
*/
- uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, const uint8_t ReportID,
+ uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
+ const uint8_t ReportID,
void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
#endif
-
+
/** Sends an OUT or FEATURE report to the currently attached HID device, using the device's OUT pipe if available,
* or the device's Control pipe if not.
*
- * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * \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.
*
* \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, the ReportID parameter is removed
@@ -210,7 +214,7 @@
*
* \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state.
* \param[in] ReportID Report ID of the report to send to the device, or 0 if the device does not use report IDs.
- * \param[in] ReportType Type of report to issue to the device, either \ref REPORT_ITEM_TYPE_Out or \ref REPORT_ITEM_TYPE_Feature.
+ * \param[in] ReportType Type of report to issue to the device, either \ref HID_REPORT_ITEM_Out or \ref HID_REPORT_ITEM_Feature.
* \param[in] Buffer Buffer containing the report to send to the attached device.
* \param[in] ReportSize Report size in bytes to send to the attached device.
*
@@ -221,7 +225,9 @@
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
const uint8_t ReportID,
#endif
- const uint8_t ReportType, void* Buffer, const uint16_t ReportSize) ATTR_NON_NULL_PTR_ARG(1)
+ const uint8_t ReportType,
+ void* Buffer,
+ const uint16_t ReportSize) ATTR_NON_NULL_PTR_ARG(1)
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
ATTR_NON_NULL_PTR_ARG(4);
#else
@@ -230,7 +236,7 @@
/** Determines if a HID IN report has been received from the attached device on the data IN pipe.
*
- * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * \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] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state.
@@ -238,7 +244,7 @@
* \return Boolean true if a report has been received, false otherwise.
*/
bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
+
/** Switches the attached HID device's reporting protocol over to the Boot Report protocol mode, on supported devices.
*
* \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method must still be called
@@ -270,7 +276,7 @@
*/
uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
#endif
-
+
/* Inline Functions: */
/** General management task for a given Human Interface Class host 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
@@ -282,24 +288,21 @@
static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
{
(void)HIDInterfaceInfo;
- }
+ }
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */
#define HID_INTERFACE_CLASS 0x03
-
- #define HID_FOUND_DATAPIPE_IN (1 << 0)
- #define HID_FOUND_DATAPIPE_OUT (1 << 1)
/* Function Prototypes: */
#if defined(__INCLUDE_FROM_HID_CLASS_HOST_C)
static uint8_t DCOMP_HID_Host_NextHIDInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
- static uint8_t DCOMP_HID_NextHID(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
+ static uint8_t DCOMP_HID_Host_NextHID(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
static uint8_t DCOMP_HID_Host_NextHIDInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
- #endif
- #endif
-
+ #endif
+ #endif
+
/* Disable C linkage for C++ Compilers: */
#if defined(__cplusplus)
}
@@ -308,3 +311,4 @@
#endif
/** @} */
+