return HidParser_GetScaledUsageValue(&Parser, PreparsedData, ReportType, UsagePage, LinkCollection, Usage, UsageValue, Report, ReportLength);
}
+HIDAPI
+NTSTATUS
+NTAPI
+HidP_GetUsageValue(
+ IN HIDP_REPORT_TYPE ReportType,
+ IN USAGE UsagePage,
+ IN USHORT LinkCollection,
+ IN USAGE Usage,
+ OUT PULONG UsageValue,
+ IN PHIDP_PREPARSED_DATA PreparsedData,
+ IN PCHAR Report,
+ IN ULONG ReportLength)
+{
+ HID_PARSER Parser;
+
+ //
+ // sanity check
+ //
+ ASSERT(ReportType == HidP_Input || ReportType == HidP_Output || ReportType == HidP_Feature);
+
+ //
+ // init parser
+ //
+ HidParser_InitParser(AllocFunction, FreeFunction, ZeroFunction, CopyFunction, DebugFunction, &Parser);
+
+ //
+ // get scaled usage value
+ //
+ return HidParser_GetUsageValue(&Parser, PreparsedData, ReportType, UsagePage, LinkCollection, Usage, UsageValue, Report, ReportLength);
+}
+
+
HIDAPI
NTSTATUS
NTAPI
return STATUS_NOT_IMPLEMENTED;
}
-HIDAPI
-NTSTATUS
-NTAPI
-HidP_GetUsageValue(
- IN HIDP_REPORT_TYPE ReportType,
- IN USAGE UsagePage,
- IN USHORT LinkCollection,
- IN USAGE Usage,
- OUT PULONG UsageValue,
- IN PHIDP_PREPARSED_DATA PreparsedData,
- IN PCHAR Report,
- IN ULONG ReportLength)
-{
- UNIMPLEMENTED
- ASSERT(FALSE);
- return STATUS_NOT_IMPLEMENTED;
-}
-
NTSTATUS
NTAPI
HidP_SysPowerEvent (
OUT PLONG LastY)
{
NTSTATUS Status;
+ ULONG ValueX, ValueY;
/* init result */
*LastX = 0;
/* get scaled usage value x */
Status = HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_X, (PLONG)LastX, DeviceExtension->PreparsedData, DeviceExtension->Report, DeviceExtension->ReportLength);
- /* FIXME handle error */
- ASSERT(Status == HIDP_STATUS_SUCCESS);
+ if (Status != HIDP_STATUS_SUCCESS)
+ {
+ /* FIXME: handle more errors */
+ if (Status == HIDP_STATUS_BAD_LOG_PHY_VALUES)
+ {
+ /* FIXME: assume it operates in absolute mode */
+ DeviceExtension->MouseAbsolute = TRUE;
+
+ /* get unscaled value */
+ Status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_X, (PULONG)&ValueX, DeviceExtension->PreparsedData, DeviceExtension->Report, DeviceExtension->ReportLength);
+
+ /* FIXME handle error */
+ ASSERT(Status == HIDP_STATUS_SUCCESS);
+
+ /* absolute pointing devices values need be in range 0 - 0xffff */
+ ASSERT(DeviceExtension->ValueCapsX.LogicalMax > 0);
+
+ *LastX = (ValueX * 0xFFFF) / DeviceExtension->ValueCapsX.LogicalMax;
+ }
+ }
/* get scaled usage value y */
Status = HidP_GetScaledUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_Y, (PLONG)LastY, DeviceExtension->PreparsedData, DeviceExtension->Report, DeviceExtension->ReportLength);
- /* FIXME handle error */
- ASSERT(Status == HIDP_STATUS_SUCCESS);
+ if (Status != HIDP_STATUS_SUCCESS)
+ {
+ // FIXME: handle more errors
+ if (Status == HIDP_STATUS_BAD_LOG_PHY_VALUES)
+ {
+ // assume it operates in absolute mode
+ DeviceExtension->MouseAbsolute = TRUE;
-}
+ // get unscaled value
+ Status = HidP_GetUsageValue(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_Y, (PULONG)&ValueY, DeviceExtension->PreparsedData, DeviceExtension->Report, DeviceExtension->ReportLength);
+ /* FIXME handle error */
+ ASSERT(Status == HIDP_STATUS_SUCCESS);
+
+ /* absolute pointing devices values need be in range 0 - 0xffff */
+ ASSERT(DeviceExtension->ValueCapsY.LogicalMax);
+ *LastY = (ValueY * 0xFFFF) / DeviceExtension->ValueCapsY.LogicalMax;
+ }
+ }
+}
VOID
MouHid_GetButtonFlags(
TempList = DeviceExtension->CurrentUsageList;
DeviceExtension->CurrentUsageList = DeviceExtension->PreviousUsageList;
DeviceExtension->PreviousUsageList = TempList;
+
+ if (DeviceExtension->MouseAbsolute)
+ {
+ // mouse operates absolute
+ *ButtonFlags |= MOUSE_MOVE_ABSOLUTE;
+ }
}
VOID
return STATUS_MORE_PROCESSING_REQUIRED;
}
- /* get mouse change flags */
- MouHid_GetButtonFlags(DeviceExtension, &ButtonFlags);
-
/* get mouse change */
MouHid_GetButtonMove(DeviceExtension, &LastX, &LastY);
+ /* get mouse change flags */
+ MouHid_GetButtonFlags(DeviceExtension, &ButtonFlags);
+
/* init input data */
RtlZeroMemory(&MouseInputData, sizeof(MOUSE_INPUT_DATA));
}
}
+ DPRINT("[MOUHID] ReportData %02x %02x %02x %02x %02x %02x %02x\n",
+ DeviceExtension->Report[0] & 0xFF,
+ DeviceExtension->Report[1] & 0xFF, DeviceExtension->Report[2] & 0xFF,
+ DeviceExtension->Report[3] & 0xFF, DeviceExtension->Report[4] & 0xFF,
+ DeviceExtension->Report[5] & 0xFF, DeviceExtension->Report[6] & 0xFF);
+
DPRINT("[MOUHID] LastX %ld LastY %ld Flags %x ButtonData %x\n", MouseInputData.LastX, MouseInputData.LastY, MouseInputData.ButtonFlags, MouseInputData.ButtonData);
/* dispatch mouse action */
DeviceExtension->PreparsedData = PreparsedData;
ValueCapsLength = 1;
- HidP_GetSpecificValueCaps(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_X, &ValueCaps, &ValueCapsLength, PreparsedData);
+ HidP_GetSpecificValueCaps(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_X, &DeviceExtension->ValueCapsX, &ValueCapsLength, PreparsedData);
ValueCapsLength = 1;
- HidP_GetSpecificValueCaps(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_Y, &ValueCaps, &ValueCapsLength, PreparsedData);
+ HidP_GetSpecificValueCaps(HidP_Input, HID_USAGE_PAGE_GENERIC, HIDP_LINK_COLLECTION_UNSPECIFIED, HID_USAGE_GENERIC_Y, &DeviceExtension->ValueCapsY, &ValueCapsLength, PreparsedData);
/* now check for wheel mouse support */
ValueCapsLength = 1;
//
UCHAR StopReadReport;
+ //
+ // mouse absolute
+ //
+ UCHAR MouseAbsolute;
+
+ //
+ // value caps x
+ //
+ HIDP_VALUE_CAPS ValueCapsX;
+
+ //
+ // value caps y button
+ //
+ HIDP_VALUE_CAPS ValueCapsY;
+
+
}MOUHID_DEVICE_EXTENSION, *PMOUHID_DEVICE_EXTENSION;
#define WHEEL_DELTA 120
}
+HIDPARSER_STATUS
+HidParser_GetUsageValueWithReport(
+ IN PHID_PARSER Parser,
+ IN PVOID CollectionContext,
+ IN UCHAR ReportType,
+ IN USAGE UsagePage,
+ IN USAGE Usage,
+ OUT PULONG UsageValue,
+ IN PCHAR ReportDescriptor,
+ IN ULONG ReportDescriptorLength)
+{
+ ULONG Index;
+ PHID_REPORT Report;
+ USHORT CurrentUsagePage;
+ PHID_REPORT_ITEM ReportItem;
+ ULONG Data;
+
+ //
+ // get report
+ //
+ Report = HidParser_GetReportInCollection(CollectionContext, ReportType);
+ if (!Report)
+ {
+ //
+ // no such report
+ //
+ return HIDPARSER_STATUS_REPORT_NOT_FOUND;
+ }
+
+ if (Report->ReportSize / 8 != (ReportDescriptorLength - 1))
+ {
+ //
+ // invalid report descriptor length
+ //
+ return HIDPARSER_STATUS_INVALID_REPORT_LENGTH;
+ }
+
+ for(Index = 0; Index < Report->ItemCount; Index++)
+ {
+ //
+ // get report item
+ //
+ ReportItem = &Report->Items[Index];
+
+ //
+ // check usage page
+ //
+ CurrentUsagePage = (ReportItem->UsageMinimum >> 16);
+
+ //
+ // does usage page match
+ //
+ if (UsagePage != CurrentUsagePage)
+ continue;
+
+ //
+ // does the usage match
+ //
+ if (Usage != (ReportItem->UsageMinimum & 0xFFFF))
+ continue;
+
+ //
+ // check if the specified usage is activated
+ //
+ ASSERT(ReportItem->ByteOffset < ReportDescriptorLength);
+
+ //
+ // one extra shift for skipping the prepended report id
+ //
+ Data = 0;
+ Parser->Copy(&Data, &ReportDescriptor[ReportItem->ByteOffset +1], min(sizeof(ULONG), ReportDescriptorLength - (ReportItem->ByteOffset + 1)));
+ //Data = ReportDescriptor[ReportItem->ByteOffset + 1];
+
+ //
+ // shift data
+ //
+ Data >>= ReportItem->Shift;
+
+ //
+ // clear unwanted bits
+ //
+ Data &= ReportItem->Mask;
+
+ //
+ // store result
+ //
+ *UsageValue = Data;
+ return HIDPARSER_STATUS_SUCCESS;
+ }
+
+ //
+ // usage not found
+ //
+ return HIDPARSER_STATUS_USAGE_NOT_FOUND;
+}
+
+
HIDPARSER_STATUS
HidParser_GetScaledUsageValueWithReport(
//
// logical boundaries are signed values
//
+
+ // FIXME: scale with physical min/max
if ((Data & ~(ReportItem->Mask >> 1)) != 0)
{
Data |= ~ReportItem->Mask;
}
}
+ else
+ {
+ // HACK: logical boundaries are absolute values
+ return HIDPARSER_STATUS_BAD_LOG_PHY_VALUES;
+ }
//
// store result
return HIDP_STATUS_I8042_TRANS_UNKNOWN;
case HIDPARSER_STATUS_COLLECTION_NOT_FOUND:
return HIDP_STATUS_NOT_IMPLEMENTED; //FIXME
+ case HIDPARSER_STATUS_BAD_LOG_PHY_VALUES:
+ return HIDP_STATUS_BAD_LOG_PHY_VALUES;
}
DPRINT1("TranslateHidParserStatus Status %ld not implemented\n", Status);
return HIDP_STATUS_NOT_IMPLEMENTED;
IN PCHAR Report,
IN ULONG ReportLength)
{
- UNIMPLEMENTED
- ASSERT(FALSE);
- return STATUS_NOT_IMPLEMENTED;
+ HIDPARSER_STATUS ParserStatus;
+
+ //
+ // FIXME: implement searching in specific collection
+ //
+ ASSERT(LinkCollection == HIDP_LINK_COLLECTION_UNSPECIFIED);
+
+ if (ReportType == HidP_Input)
+ {
+ //
+ // input report
+ //
+ ParserStatus = HidParser_GetUsageValueWithReport(Parser, CollectionContext, HID_REPORT_TYPE_INPUT, UsagePage, Usage, UsageValue, Report, ReportLength);
+ }
+ else if (ReportType == HidP_Output)
+ {
+ //
+ // input report
+ //
+ ParserStatus = HidParser_GetUsageValueWithReport(Parser, CollectionContext, HID_REPORT_TYPE_OUTPUT, UsagePage, Usage, UsageValue, Report, ReportLength);
+ }
+ else if (ReportType == HidP_Feature)
+ {
+ //
+ // input report
+ //
+ ParserStatus = HidParser_GetUsageValueWithReport(Parser, CollectionContext, HID_REPORT_TYPE_FEATURE, UsagePage, Usage, UsageValue, Report, ReportLength);
+ }
+ else
+ {
+ //
+ // invalid report type
+ //
+ return HIDP_STATUS_INVALID_REPORT_TYPE;
+ }
+
+ if (ParserStatus == HIDPARSER_STATUS_SUCCESS)
+ {
+ //
+ // success
+ //
+ return HIDP_STATUS_SUCCESS;
+ }
+
+ //
+ // translate error
+ //
+ return TranslateHidParserStatus(ParserStatus);
}
NTSTATUS
HIDPARSER_STATUS_INVALID_REPORT_TYPE = -6,
HIDPARSER_STATUS_BUFFER_TOO_SMALL = -7,
HIDPARSER_STATUS_USAGE_NOT_FOUND = -8,
- HIDPARSER_STATUS_I8042_TRANS_UNKNOWN = -9
+ HIDPARSER_STATUS_I8042_TRANS_UNKNOWN = -9,
+ HIDPARSER_STATUS_BAD_LOG_PHY_VALUES = -10
}HIDPARSER_STATUS_CODES;
typedef struct
OUT PHIDP_LINK_COLLECTION_NODE LinkCollectionNodes,
IN OUT PULONG LinkCollectionNodesLength);
+
HIDAPI
NTSTATUS
NTAPI
IN PCHAR ReportDescriptor,
IN ULONG ReportDescriptorLength);
+HIDPARSER_STATUS
+HidParser_GetUsageValueWithReport(
+ IN PHID_PARSER Parser,
+ IN PVOID CollectionContext,
+ IN UCHAR ReportType,
+ IN USAGE UsagePage,
+ IN USAGE Usage,
+ OUT PULONG UsageValue,
+ IN PCHAR ReportDescriptor,
+ IN ULONG ReportDescriptorLength);
+
/* parser.c */
HIDPARSER_STATUS
projects / reactos.git / commitdiff