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author | Jack Humbert <jack.humb@gmail.com> | 2017-07-07 15:33:29 -0400 |
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committer | GitHub <noreply@github.com> | 2017-07-07 15:33:29 -0400 |
commit | 9de443cbf10ac41bc15762c9c83f138f51dd3b9a (patch) | |
tree | d8ddcb428e0b7d9773a1e52c42b60bdca2658beb /tmk_core/protocol/lufa/LUFA-git/LUFA/Drivers/USB/Class/Common/HIDParser.c | |
parent | 88b3d051b21cb1ddacc6353c5d59b19f03f3a242 (diff) | |
parent | 1c26468ad5a0701e244c99cbcbc547c93b75d515 (diff) | |
download | firmware-9de443cbf10ac41bc15762c9c83f138f51dd3b9a.tar.gz firmware-9de443cbf10ac41bc15762c9c83f138f51dd3b9a.tar.bz2 firmware-9de443cbf10ac41bc15762c9c83f138f51dd3b9a.zip |
Merge pull request #1471 from qmk/lufa_lib
Update LUFA and move it to /lib/lufa
Diffstat (limited to 'tmk_core/protocol/lufa/LUFA-git/LUFA/Drivers/USB/Class/Common/HIDParser.c')
-rw-r--r-- | tmk_core/protocol/lufa/LUFA-git/LUFA/Drivers/USB/Class/Common/HIDParser.c | 389 |
1 files changed, 0 insertions, 389 deletions
diff --git a/tmk_core/protocol/lufa/LUFA-git/LUFA/Drivers/USB/Class/Common/HIDParser.c b/tmk_core/protocol/lufa/LUFA-git/LUFA/Drivers/USB/Class/Common/HIDParser.c deleted file mode 100644 index d93508f49..000000000 --- a/tmk_core/protocol/lufa/LUFA-git/LUFA/Drivers/USB/Class/Common/HIDParser.c +++ /dev/null @@ -1,389 +0,0 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2014. - - dean [at] fourwalledcubicle [dot] com - www.lufa-lib.org -*/ - -/* - Copyright 2014 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. -*/ - -#define __INCLUDE_FROM_USB_DRIVER -#define __INCLUDE_FROM_HID_DRIVER -#include "HIDParser.h" - -uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, - uint16_t ReportSize, - HID_ReportInfo_t* const ParserData) -{ - HID_StateTable_t StateTable[HID_STATETABLE_STACK_DEPTH]; - HID_StateTable_t* CurrStateTable = &StateTable[0]; - HID_CollectionPath_t* CurrCollectionPath = NULL; - HID_ReportSizeInfo_t* CurrReportIDInfo = &ParserData->ReportIDSizes[0]; - uint16_t UsageList[HID_USAGE_STACK_DEPTH]; - uint8_t UsageListSize = 0; - HID_MinMax_t UsageMinMax = {0, 0}; - - memset(ParserData, 0x00, sizeof(HID_ReportInfo_t)); - memset(CurrStateTable, 0x00, sizeof(HID_StateTable_t)); - memset(CurrReportIDInfo, 0x00, sizeof(HID_ReportSizeInfo_t)); - - ParserData->TotalDeviceReports = 1; - - while (ReportSize) - { - uint8_t HIDReportItem = *ReportData; - uint32_t ReportItemData; - - ReportData++; - ReportSize--; - - switch (HIDReportItem & HID_RI_DATA_SIZE_MASK) - { - case HID_RI_DATA_BITS_32: - ReportItemData = (((uint32_t)ReportData[3] << 24) | ((uint32_t)ReportData[2] << 16) | - ((uint16_t)ReportData[1] << 8) | ReportData[0]); - ReportSize -= 4; - ReportData += 4; - break; - - case HID_RI_DATA_BITS_16: - ReportItemData = (((uint16_t)ReportData[1] << 8) | (ReportData[0])); - ReportSize -= 2; - ReportData += 2; - break; - - case HID_RI_DATA_BITS_8: - ReportItemData = ReportData[0]; - ReportSize -= 1; - ReportData += 1; - break; - - default: - ReportItemData = 0; - break; - } - - switch (HIDReportItem & (HID_RI_TYPE_MASK | HID_RI_TAG_MASK)) - { - case HID_RI_PUSH(0): - if (CurrStateTable == &StateTable[HID_STATETABLE_STACK_DEPTH - 1]) - return HID_PARSE_HIDStackOverflow; - - memcpy((CurrStateTable + 1), - CurrStateTable, - sizeof(HID_ReportItem_t)); - - CurrStateTable++; - break; - - case HID_RI_POP(0): - if (CurrStateTable == &StateTable[0]) - return HID_PARSE_HIDStackUnderflow; - - CurrStateTable--; - break; - - case HID_RI_USAGE_PAGE(0): - if ((HIDReportItem & HID_RI_DATA_SIZE_MASK) == HID_RI_DATA_BITS_32) - CurrStateTable->Attributes.Usage.Page = (ReportItemData >> 16); - - CurrStateTable->Attributes.Usage.Page = ReportItemData; - break; - - case HID_RI_LOGICAL_MINIMUM(0): - CurrStateTable->Attributes.Logical.Minimum = ReportItemData; - break; - - case HID_RI_LOGICAL_MAXIMUM(0): - CurrStateTable->Attributes.Logical.Maximum = ReportItemData; - break; - - case HID_RI_PHYSICAL_MINIMUM(0): - CurrStateTable->Attributes.Physical.Minimum = ReportItemData; - break; - - case HID_RI_PHYSICAL_MAXIMUM(0): - CurrStateTable->Attributes.Physical.Maximum = ReportItemData; - break; - - case HID_RI_UNIT_EXPONENT(0): - CurrStateTable->Attributes.Unit.Exponent = ReportItemData; - break; - - case HID_RI_UNIT(0): - CurrStateTable->Attributes.Unit.Type = ReportItemData; - break; - - case HID_RI_REPORT_SIZE(0): - CurrStateTable->Attributes.BitSize = ReportItemData; - break; - - case HID_RI_REPORT_COUNT(0): - CurrStateTable->ReportCount = ReportItemData; - break; - - case HID_RI_REPORT_ID(0): - CurrStateTable->ReportID = ReportItemData; - - if (ParserData->UsingReportIDs) - { - CurrReportIDInfo = NULL; - - for (uint8_t i = 0; i < ParserData->TotalDeviceReports; i++) - { - if (ParserData->ReportIDSizes[i].ReportID == CurrStateTable->ReportID) - { - CurrReportIDInfo = &ParserData->ReportIDSizes[i]; - break; - } - } - - if (CurrReportIDInfo == NULL) - { - if (ParserData->TotalDeviceReports == HID_MAX_REPORT_IDS) - return HID_PARSE_InsufficientReportIDItems; - - CurrReportIDInfo = &ParserData->ReportIDSizes[ParserData->TotalDeviceReports++]; - memset(CurrReportIDInfo, 0x00, sizeof(HID_ReportSizeInfo_t)); - } - } - - ParserData->UsingReportIDs = true; - - CurrReportIDInfo->ReportID = CurrStateTable->ReportID; - break; - - case HID_RI_USAGE(0): - if (UsageListSize == HID_USAGE_STACK_DEPTH) - return HID_PARSE_UsageListOverflow; - - UsageList[UsageListSize++] = ReportItemData; - break; - - case HID_RI_USAGE_MINIMUM(0): - UsageMinMax.Minimum = ReportItemData; - break; - - case HID_RI_USAGE_MAXIMUM(0): - UsageMinMax.Maximum = ReportItemData; - break; - - case HID_RI_COLLECTION(0): - if (CurrCollectionPath == NULL) - { - CurrCollectionPath = &ParserData->CollectionPaths[0]; - } - else - { - HID_CollectionPath_t* ParentCollectionPath = CurrCollectionPath; - - CurrCollectionPath = &ParserData->CollectionPaths[1]; - - while (CurrCollectionPath->Parent != NULL) - { - if (CurrCollectionPath == &ParserData->CollectionPaths[HID_MAX_COLLECTIONS - 1]) - return HID_PARSE_InsufficientCollectionPaths; - - CurrCollectionPath++; - } - - CurrCollectionPath->Parent = ParentCollectionPath; - } - - CurrCollectionPath->Type = ReportItemData; - CurrCollectionPath->Usage.Page = CurrStateTable->Attributes.Usage.Page; - - if (UsageListSize) - { - CurrCollectionPath->Usage.Usage = UsageList[0]; - - for (uint8_t i = 1; i < UsageListSize; i++) - UsageList[i - 1] = UsageList[i]; - - UsageListSize--; - } - else if (UsageMinMax.Minimum <= UsageMinMax.Maximum) - { - CurrCollectionPath->Usage.Usage = UsageMinMax.Minimum++; - } - - break; - - case HID_RI_END_COLLECTION(0): - if (CurrCollectionPath == NULL) - return HID_PARSE_UnexpectedEndCollection; - - CurrCollectionPath = CurrCollectionPath->Parent; - break; - - case HID_RI_INPUT(0): - case HID_RI_OUTPUT(0): - case HID_RI_FEATURE(0): - for (uint8_t ReportItemNum = 0; ReportItemNum < CurrStateTable->ReportCount; ReportItemNum++) - { - HID_ReportItem_t NewReportItem; - - memcpy(&NewReportItem.Attributes, - &CurrStateTable->Attributes, - sizeof(HID_ReportItem_Attributes_t)); - - NewReportItem.ItemFlags = ReportItemData; - NewReportItem.CollectionPath = CurrCollectionPath; - NewReportItem.ReportID = CurrStateTable->ReportID; - - if (UsageListSize) - { - NewReportItem.Attributes.Usage.Usage = UsageList[0]; - - for (uint8_t i = 1; i < UsageListSize; i++) - UsageList[i - 1] = UsageList[i]; - - UsageListSize--; - } - else if (UsageMinMax.Minimum <= UsageMinMax.Maximum) - { - NewReportItem.Attributes.Usage.Usage = UsageMinMax.Minimum++; - } - - uint8_t ItemTypeTag = (HIDReportItem & (HID_RI_TYPE_MASK | HID_RI_TAG_MASK)); - - if (ItemTypeTag == HID_RI_INPUT(0)) - NewReportItem.ItemType = HID_REPORT_ITEM_In; - else if (ItemTypeTag == HID_RI_OUTPUT(0)) - NewReportItem.ItemType = HID_REPORT_ITEM_Out; - else - NewReportItem.ItemType = HID_REPORT_ITEM_Feature; - - NewReportItem.BitOffset = CurrReportIDInfo->ReportSizeBits[NewReportItem.ItemType]; - - CurrReportIDInfo->ReportSizeBits[NewReportItem.ItemType] += CurrStateTable->Attributes.BitSize; - - ParserData->LargestReportSizeBits = MAX(ParserData->LargestReportSizeBits, CurrReportIDInfo->ReportSizeBits[NewReportItem.ItemType]); - - if (ParserData->TotalReportItems == HID_MAX_REPORTITEMS) - return HID_PARSE_InsufficientReportItems; - - memcpy(&ParserData->ReportItems[ParserData->TotalReportItems], - &NewReportItem, sizeof(HID_ReportItem_t)); - - if (!(ReportItemData & HID_IOF_CONSTANT) && CALLBACK_HIDParser_FilterHIDReportItem(&NewReportItem)) - ParserData->TotalReportItems++; - } - - break; - - default: - break; - } - - if ((HIDReportItem & HID_RI_TYPE_MASK) == HID_RI_TYPE_MAIN) - { - UsageMinMax.Minimum = 0; - UsageMinMax.Maximum = 0; - UsageListSize = 0; - } - } - - if (!(ParserData->TotalReportItems)) - return HID_PARSE_NoUnfilteredReportItems; - - return HID_PARSE_Successful; -} - -bool USB_GetHIDReportItemInfo(const uint8_t* ReportData, - HID_ReportItem_t* const ReportItem) -{ - if (ReportItem == NULL) - return false; - - uint16_t DataBitsRem = ReportItem->Attributes.BitSize; - uint16_t CurrentBit = ReportItem->BitOffset; - uint32_t BitMask = (1 << 0); - - if (ReportItem->ReportID) - { - if (ReportItem->ReportID != ReportData[0]) - return false; - - ReportData++; - } - - ReportItem->PreviousValue = ReportItem->Value; - ReportItem->Value = 0; - - while (DataBitsRem--) - { - if (ReportData[CurrentBit / 8] & (1 << (CurrentBit % 8))) - ReportItem->Value |= BitMask; - - CurrentBit++; - BitMask <<= 1; - } - - return true; -} - -void USB_SetHIDReportItemInfo(uint8_t* ReportData, - HID_ReportItem_t* const ReportItem) -{ - if (ReportItem == NULL) - return; - - uint16_t DataBitsRem = ReportItem->Attributes.BitSize; - uint16_t CurrentBit = ReportItem->BitOffset; - uint32_t BitMask = (1 << 0); - - if (ReportItem->ReportID) - { - ReportData[0] = ReportItem->ReportID; - ReportData++; - } - - ReportItem->PreviousValue = ReportItem->Value; - - while (DataBitsRem--) - { - if (ReportItem->Value & (1 << (CurrentBit % 8))) - ReportData[CurrentBit / 8] |= BitMask; - - CurrentBit++; - BitMask <<= 1; - } -} - -uint16_t USB_GetHIDReportSize(HID_ReportInfo_t* const ParserData, - const uint8_t ReportID, - const uint8_t ReportType) -{ - for (uint8_t i = 0; i < HID_MAX_REPORT_IDS; i++) - { - uint16_t ReportSizeBits = ParserData->ReportIDSizes[i].ReportSizeBits[ReportType]; - - if (ParserData->ReportIDSizes[i].ReportID == ReportID) - return (ReportSizeBits / 8) + ((ReportSizeBits % 8) ? 1 : 0); - } - - return 0; -} - |