ecdisp.c

来自「winddk src目录下的WDM源码压缩!」· C语言 代码 · 共 1,674 行 · 第 1/5 页

C
1,674 行
字号
12345
            status = HidP_GetButtons(CallParams -> ReportType,
                                     CallParams -> UsagePage,
                                     CallParams -> LinkCollection,
                                     CallParams -> List,
                                     &CallParams -> ListLength,
                                     CallParams -> Ppd,
                                     CallParams -> ReportBuffer,
                                     CallParams -> ReportLength);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }
        return (NULL != CallParams -> List);

    case HIDP_GET_BUTTONS_EX:

        CallParams -> ListLength = HidP_MaxUsageListLength(CallParams -> ReportType,
                                                           CallParams -> UsagePage,
                                                           CallParams -> Ppd);

        CallParams -> List = malloc(CallParams -> ListLength * sizeof(USAGE_AND_PAGE));

        if (NULL != CallParams -> List) 
        {
            status = HidP_GetButtonsEx(CallParams -> ReportType,
                                       CallParams -> LinkCollection,
                                       CallParams -> List,
                                       &CallParams -> ListLength,
                                       CallParams -> Ppd,
                                       CallParams -> ReportBuffer,
                                       CallParams -> ReportLength);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }
        return (NULL != CallParams -> List);

        
    case HIDP_GET_CAPS:

        CallParams -> ListLength = sizeof(HIDP_CAPS);

        CallParams -> List = malloc(sizeof(HIDP_CAPS));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetCaps(CallParams -> Ppd, CallParams -> List);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }
        return (NULL != CallParams -> List);

    case HIDP_GET_DATA:

        CallParams -> ListLength = HidP_MaxDataListLength(CallParams -> ReportType,
                                                          CallParams -> Ppd);

        CallParams -> List = malloc(CallParams -> ListLength * sizeof(HIDP_DATA));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetData(CallParams -> ReportType,
                                  CallParams -> List,
                                  &CallParams -> ListLength,
                                  CallParams -> Ppd,
                                  CallParams -> ReportBuffer,
                                  CallParams -> ReportLength);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }
        return (NULL != CallParams -> List);

    case HIDP_GET_LINK_COLL_NODES:
        CallParams -> List = malloc(CallParams -> ListLength * sizeof(HIDP_LINK_COLLECTION_NODE));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetLinkCollectionNodes(CallParams -> List,
                                                 &CallParams -> ListLength,
                                                 CallParams -> Ppd);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }
        return (NULL != CallParams -> List);

    case HIDP_GET_SCALED_USAGE_VALUE:

        status = HidP_GetScaledUsageValue(CallParams -> ReportType,
                                          CallParams -> UsagePage,
                                          CallParams -> LinkCollection,
                                          CallParams -> Usage,
                                         &CallParams -> ScaledValue,
                                          CallParams -> Ppd,
                                          CallParams -> ReportBuffer,
                                          CallParams -> ReportLength);

        CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
        CallStatus -> HidErrorCode = status;

        return (TRUE);

    case HIDP_GET_SPECIFIC_BUTTON_CAPS:

        CallParams -> List = malloc(CallParams -> ListLength * sizeof(HIDP_BUTTON_CAPS));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetSpecificButtonCaps(CallParams -> ReportType,
                                                CallParams -> UsagePage,
                                                CallParams -> LinkCollection,
                                                CallParams -> Usage,
                                                CallParams -> List,
                                                (PUSHORT) &CallParams -> ListLength,
                                                CallParams -> Ppd);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
       }
       return (NULL != CallParams -> List);
        
    case HIDP_GET_SPECIFIC_VALUE_CAPS:

        CallParams -> List = malloc(CallParams -> ListLength * sizeof(HIDP_VALUE_CAPS));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetSpecificValueCaps(CallParams -> ReportType,
                                               CallParams -> UsagePage,
                                               CallParams -> LinkCollection,
                                               CallParams -> Usage,
                                               CallParams -> List,
                                               (PUSHORT) &CallParams -> ListLength,
                                               CallParams -> Ppd);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
       }
       return (NULL != CallParams -> List);

    case HIDP_GET_USAGES:
        CallParams -> ListLength = HidP_MaxUsageListLength(CallParams -> ReportType,
                                                           CallParams -> UsagePage,
                                                           CallParams -> Ppd);

        CallParams -> List = malloc(CallParams -> ListLength * sizeof(USAGE));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetUsages(CallParams -> ReportType,
                                    CallParams -> UsagePage,
                                    CallParams -> LinkCollection,
                                    CallParams -> List,
                                   &CallParams -> ListLength,
                                    CallParams -> Ppd,
                                    CallParams -> ReportBuffer,
                                    CallParams -> ReportLength);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
       }
       return (NULL != CallParams -> List);

    case HIDP_GET_USAGES_EX:
        CallParams -> ListLength = HidP_MaxUsageListLength(CallParams -> ReportType,
                                                           CallParams -> UsagePage,
                                                           CallParams -> Ppd);

        CallParams -> List = malloc(CallParams -> ListLength * sizeof(USAGE_AND_PAGE));

        if (NULL != CallParams -> List)
        {
            status = HidP_GetUsagesEx(CallParams -> ReportType,
                                      CallParams -> LinkCollection,
                                      CallParams -> List,
                                     &CallParams -> ListLength,
                                      CallParams -> Ppd,
                                      CallParams -> ReportBuffer,
                                      CallParams -> ReportLength);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
       }
       return (NULL != CallParams -> List);
         
    case HIDP_GET_USAGE_VALUE:
        status = HidP_GetUsageValue(CallParams -> ReportType,
                                    CallParams -> UsagePage,
                                    CallParams -> LinkCollection,
                                    CallParams -> Usage,
                                    &CallParams -> Value,
                                    CallParams -> Ppd,
                                    CallParams -> ReportBuffer,
                                    CallParams -> ReportLength);

        CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
        CallStatus -> HidErrorCode = status;

        return (TRUE);

    case HIDP_GET_USAGE_VALUE_ARRAY:

        ValueCapsLength = 1;
        status = HidP_GetSpecificValueCaps(CallParams -> ReportType,
                                           CallParams -> UsagePage,
                                           CallParams -> LinkCollection,
                                           CallParams -> Usage,
                                           &ValueCaps,
                                           &ValueCapsLength,
                                           CallParams -> Ppd);

        if (HIDP_STATUS_SUCCESS != status) 
        {
            return (FALSE);
        }

        CallParams -> BitSize     = ValueCaps.BitSize;
        CallParams -> ReportCount = ValueCaps.ReportCount;
        CallParams -> ListLength
                 = ROUND_TO_NEAREST_BYTE(CallParams -> BitSize * CallParams -> ReportCount);

        CallParams -> List = malloc(CallParams -> ListLength);

        if (NULL != CallParams -> List) 
        {
            status = HidP_GetUsageValueArray(CallParams -> ReportType,
                                             CallParams -> UsagePage,
                                             CallParams -> LinkCollection,
                                             CallParams -> Usage,
                                             CallParams -> List,
                                             (USHORT) CallParams -> ListLength,
                                             CallParams -> Ppd,
                                             CallParams -> ReportBuffer,
                                             CallParams -> ReportLength);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }
        return (NULL != CallParams -> List);

    case HIDP_GET_VALUE_CAPS:
        CallParams -> List = malloc(CallParams -> ListLength * sizeof(HIDP_VALUE_CAPS));
        if (NULL != CallParams -> List) 
        {
            status = HidP_GetValueCaps(CallParams -> ReportType,
                                       CallParams -> List,
                                       (PUSHORT) &CallParams -> ListLength,
                                       CallParams -> Ppd);

            CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
            CallStatus -> HidErrorCode = status;
        }


    case HIDP_INITIALIZE_REPORT_FOR_ID:
        
        status = pfnHidP_InitializeReportForID(CallParams -> ReportType,
                                               CallParams -> ReportID,
                                               CallParams -> Ppd,
                                               CallParams -> ReportBuffer,
                                               CallParams -> ReportLength);

        CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
        CallStatus -> HidErrorCode = status;

        return (TRUE);

    case HIDP_MAX_USAGE_LIST_LENGTH:

        CallParams -> Value = HidP_MaxUsageListLength(CallParams -> ReportType,
                                                      CallParams -> UsagePage,
                                                      CallParams -> Ppd);

        CallStatus -> IsHidError = FALSE;
        CallStatus -> HidErrorCode = HIDP_STATUS_SUCCESS;

        return (TRUE);

    case HIDP_MAX_DATA_LIST_LENGTH:

        CallParams -> Value = HidP_MaxDataListLength(CallParams -> ReportType,
                                                     CallParams -> Ppd);

        CallStatus -> IsHidError = FALSE;
        CallStatus -> HidErrorCode = HIDP_STATUS_SUCCESS;

        return (TRUE);

    case HIDP_SET_BUTTONS:

        status = HidP_SetButtons(CallParams -> ReportType,
                                 CallParams -> UsagePage,
                                 CallParams -> LinkCollection,
                                 CallParams -> List,
                                 &CallParams -> ListLength,
                                 CallParams -> Ppd,
                                 CallParams -> ReportBuffer,
                                 CallParams -> ReportLength);

        CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
        CallStatus -> HidErrorCode = status;

        return (TRUE);

    case HIDP_SET_DATA:

        status = HidP_SetData(CallParams -> ReportType,
                              CallParams -> List,
                              &CallParams -> ListLength,
                              CallParams -> Ppd,
                              CallParams -> ReportBuffer,
                              CallParams -> ReportLength);

        CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
        CallStatus -> HidErrorCode = status;

        return (TRUE);

    case HIDP_SET_SCALED_USAGE_VALUE:
        status = HidP_SetUsageValue(CallParams -> ReportType,
                                    CallParams -> UsagePage,
                                    CallParams -> LinkCollection,
                                    CallParams -> Usage,
                                    CallParams -> ScaledValue,
                                    CallParams -> Ppd,
                                    CallParams -> ReportBuffer,
                                    CallParams -> ReportLength);

        CallStatus -> IsHidError = (HIDP_STATUS_SUCCESS != status);
        CallStatus -> HidErrorCode = status;

        return
12345

ecdisp.c - 源码说明

本页面展示了「winddk src目录下的WDM源码压缩!」中的 ecdisp.c 源码文件，采用 C语言 编程语言编写，共 1,674 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

虫虫开发者社区收录了大量与WinDK相关的技术资源，包括源代码、技术文档、电路图等，是电子工程师和嵌入式开发者的专业学习平台。

⌨️ 快捷键说明

复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?