From 6b2aa4a4a7816d604ee63c974131c03fed9a4b7c Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Thu, 28 Jan 2010 00:37:54 +0000 Subject: first working version of hidio+HIDUtilities build on Mac OS X using autotools, still needs work svn path=/trunk/externals/io/hidio/; revision=13107 --- HID Utilities Source/HID_Utilities.c | 2198 ---------------------------------- 1 file changed, 2198 deletions(-) delete mode 100644 HID Utilities Source/HID_Utilities.c (limited to 'HID Utilities Source/HID_Utilities.c') diff --git a/HID Utilities Source/HID_Utilities.c b/HID Utilities Source/HID_Utilities.c deleted file mode 100644 index b7b22c5..0000000 --- a/HID Utilities Source/HID_Utilities.c +++ /dev/null @@ -1,2198 +0,0 @@ -/* - File: HID_Utilities.c - - Contains: Implementation of HID Utilities - - DRI: George Warner - - Copyright: Copyright © 2002 Apple Computer, Inc., All Rights Reserved - - Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. - ("Apple") in consideration of your agreement to the following terms, and your - use, installation, modification or redistribution of this Apple software - constitutes acceptance of these terms. If you do not agree with these terms, - please do not use, install, modify or redistribute this Apple software. - - In consideration of your agreement to abide by the following terms, and subject - to these terms, Apple grants you a personal, non-exclusive license, under AppleŐs - copyrights in this original Apple software (the "Apple Software"), to use, - reproduce, modify and redistribute the Apple Software, with or without - modifications, in source and/or binary forms; provided that if you redistribute - the Apple Software in its entirety and without modifications, you must retain - this notice and the following text and disclaimers in all such redistributions of - the Apple Software. Neither the name, trademarks, service marks or logos of - Apple Computer, Inc. may be used to endorse or promote products derived from the - Apple Software without specific prior written permission from Apple. Except as - expressly stated in this notice, no other rights or licenses, express or implied, - are granted by Apple herein, including but not limited to any patent rights that - may be infringed by your derivative works or by other works in which the Apple - Software may be incorporated. - - The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO - WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED - WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR - PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN - COMBINATION WITH YOUR PRODUCTS. - - IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE - GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION - OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT - (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN - ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#include "HID_Utilities_Internal.h" -#include "HID_Utilities_External.h" - -#include -#include -#include -#include - -//================================================================================================ -#define USE_NOTIFICATIONS 1 -//================================================================================================ -// local (static) functions -//================================================================================================ -static void hid_GetCollectionElements (CFMutableDictionaryRef deviceProperties, pRecElement *ppCurrentCollection); -static pRecDevice hid_DisposeDevice (pRecDevice ppDevice); -//================================================================================================ -// globals -//================================================================================================ -#if USE_NOTIFICATIONS -static IONotificationPortRef gNotifyPort; -static io_iterator_t gAddedIter; -static CFRunLoopRef gRunLoop; -#endif USE_NOTIFICATIONS - -// for element retrieval -static pRecDevice gCurrentGetDevice = NULL; -static Boolean gAddAsChild = false; -static int gDepth = false; - -static pRecDevice gpDeviceList = NULL; -static UInt32 gNumDevices = 0; - -#pragma mark private functions -// ================================== -// private functions - -static UInt32 hid_CountCurrentDevices (void); - -// extracts actual specific element information from each element CF dictionary entry -static void hid_GetElementInfo (CFTypeRef refElement, pRecElement pElement) -{ - long number; - CFTypeRef refType; - // type, usagePage, usage already stored - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementCookieKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->cookie = (IOHIDElementCookie) number; - else - pElement->cookie = (IOHIDElementCookie) 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMinKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->min = number; - else - pElement->min = 0; - -// pElement->calMax = pElement->min; - pElement->userMin = kDefaultUserMin; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementMaxKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->max = number; - else - pElement->max = 0; - -// pElement->calMin = pElement->max; - pElement->userMax = kDefaultUserMax; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMinKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->scaledMin = number; - else - pElement->scaledMin = 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementScaledMaxKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->scaledMax = number; - else - pElement->scaledMax = 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementSizeKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->size = number; - else - pElement->size = 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsRelativeKey)); - if (refType) - pElement->relative = CFBooleanGetValue (refType); - else - pElement->relative = 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsWrappingKey)); - if (refType) - pElement->wrapping = CFBooleanGetValue (refType); - else - pElement->wrapping = false; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementIsNonLinearKey)); - if (refType) - pElement->nonLinear = CFBooleanGetValue (refType); - else - pElement->wrapping = false; - -#ifdef kIOHIDElementHasPreferredStateKey - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasPreferredStateKey)); -#else // Mac OS X 10.0 has spelling error - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasPreferedStateKey)); -#endif - if (refType) - pElement->preferredState = CFBooleanGetValue (refType); - else - pElement->preferredState = false; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementHasNullStateKey)); - if (refType) - pElement->nullState = CFBooleanGetValue (refType); - else - pElement->nullState = false; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUnitKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->units = number; - else - pElement->units = 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUnitExponentKey)); - if (refType && CFNumberGetValue (refType, kCFNumberLongType, &number)) - pElement->unitExp = number; - else - pElement->unitExp = 0; - - refType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementNameKey)); - if (refType) - if (!CFStringGetCString (refType, pElement->name, 256, CFStringGetSystemEncoding ())) - HIDReportError ("CFStringGetCString error retrieving pElement->name."); - if (!*pElement->name) - { - // set name from vendor id, product id & usage info look up - if (!HIDGetElementNameFromVendorProductUsage (gCurrentGetDevice->vendorID, gCurrentGetDevice->productID, pElement->usagePage, pElement->usage, pElement->name)) - { - // set name from vendor id/product id look up - HIDGetElementNameFromVendorProductCookie (gCurrentGetDevice->vendorID, gCurrentGetDevice->productID, (long) pElement->cookie, pElement->name); - if (!*pElement->name) { // if no name - HIDGetUsageName (pElement->usagePage, pElement->usage, pElement->name); - if (!*pElement->name) // if not usage - sprintf (pElement->name, "Element"); - } - } - } -} - -// --------------------------------- -// examines CF dictionary vlaue in device element hierarchy to determine if it is element of interest or a collection of more elements -// if element of interest allocate storage, add to list and retrieve element specific info -// if collection then pass on to deconstruction collection into additional individual elements - -static void hid_AddElement (CFTypeRef refElement, pRecElement * ppElementCurrent) -{ - pRecDevice pDevice = gCurrentGetDevice; - pRecElement pElement = NULL; - long elementType, usagePage, usage; - CFTypeRef refElementType = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementTypeKey)); - CFTypeRef refUsagePage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsagePageKey)); - CFTypeRef refUsage = CFDictionaryGetValue (refElement, CFSTR(kIOHIDElementUsageKey)); - - if (refElementType) - CFNumberGetValue (refElementType, kCFNumberLongType, &elementType); - if (refUsagePage) - CFNumberGetValue (refUsagePage, kCFNumberLongType, &usagePage); - if (refUsage) - CFNumberGetValue (refUsage, kCFNumberLongType, &usage); - - if (NULL == pDevice) - return; - - if (elementType) - { - // look at types of interest - if (elementType != kIOHIDElementTypeCollection) - { - if (usagePage && usage) // if valid usage and page - { - switch (usagePage) // only interested in kHIDPage_GenericDesktop and kHIDPage_Button - { - case kHIDPage_GenericDesktop: - { - switch (usage) // look at usage to determine function - { - case kHIDUsage_GD_X: - case kHIDUsage_GD_Y: - case kHIDUsage_GD_Z: - case kHIDUsage_GD_Rx: - case kHIDUsage_GD_Ry: - case kHIDUsage_GD_Rz: - pElement = (pRecElement) malloc (sizeof (recElement)); - if (pElement) pDevice->axis++; - break; - case kHIDUsage_GD_Slider: - pElement = (pRecElement) malloc (sizeof (recElement)); - if (pElement) pDevice->sliders++; - break; - case kHIDUsage_GD_Dial: - pElement = (pRecElement) malloc (sizeof (recElement)); - if (pElement) pDevice->dials++; - break; - case kHIDUsage_GD_Wheel: - pElement = (pRecElement) malloc (sizeof (recElement)); - if (pElement) pDevice->wheels++; - break; - case kHIDUsage_GD_Hatswitch: - pElement = (pRecElement) malloc (sizeof (recElement)); - if (pElement) pDevice->hats++; - break; - default: - pElement = (pRecElement) malloc (sizeof (recElement)); - break; - } - } - break; - case kHIDPage_Button: - pElement = (pRecElement) malloc (sizeof (recElement)); - if (pElement) pDevice->buttons++; - break; - default: - // just add a generic element - pElement = (pRecElement) malloc (sizeof (recElement)); - break; - } - } -#if 0 - else - HIDReportError ("CFNumberGetValue error when getting value for refUsage or refUsagePage."); -#endif 0 - } - else // collection - pElement = (pRecElement) malloc (sizeof (recElement)); - } - else - HIDReportError ("CFNumberGetValue error when getting value for refElementType."); - - if (pElement) // add to list - { - // this code builds a binary tree based on the collection hierarchy of inherent in the device element layout - // it preserves the structure of the lements as collections have children and elements are siblings to each other - - // clear record - bzero(pElement,sizeof(recElement)); - - // get element info - pElement->type = elementType; - pElement->usagePage = usagePage; - pElement->usage = usage; - pElement->depth = 0; // assume root object - hid_GetElementInfo (refElement, pElement); - - // count elements - pDevice->totalElements++; - - switch (pElement->type) - { - case kIOHIDElementTypeInput_Misc: - case kIOHIDElementTypeInput_Button: - case kIOHIDElementTypeInput_Axis: - case kIOHIDElementTypeInput_ScanCodes: - pDevice->inputs++; - break; - case kIOHIDElementTypeOutput: - pDevice->outputs++; - break; - case kIOHIDElementTypeFeature: - pDevice->features++; - break; - case kIOHIDElementTypeCollection: - pDevice->collections++; - break; - default: - HIDReportErrorNum ("Unknown element type : ", pElement->type); - } - - if (NULL == *ppElementCurrent) // if at list head - { - pDevice->pListElements = pElement; // add current element - *ppElementCurrent = pElement; // set current element to element we just added - } - else // have exsiting structure - { - if (gAddAsChild) // if the previous element was a collection, let's add this as a child of the previous - { - // this iteration should not be needed but there maybe some untested degenerate case which this code will ensure works - while ((*ppElementCurrent)->pChild) // step down tree until free child node found - *ppElementCurrent = (*ppElementCurrent)->pChild; - (*ppElementCurrent)->pChild = pElement; // insert there - pElement->depth = (*ppElementCurrent)->depth + 1; - } - else // add as sibling - { - // this iteration should not be needed but there maybe some untested degenerate case which this code will ensure works - while ((*ppElementCurrent)->pSibling) // step down tree until free sibling node found - *ppElementCurrent = (*ppElementCurrent)->pSibling; - (*ppElementCurrent)->pSibling = pElement; // insert there - pElement->depth = (*ppElementCurrent)->depth; - } - pElement->pPrevious = *ppElementCurrent; // point to previous - *ppElementCurrent = pElement; // set current to our collection - } - - if (elementType == kIOHIDElementTypeCollection) // if this element is a collection of other elements - { - gAddAsChild = true; // add next set as children to this element - gDepth++; - hid_GetCollectionElements ((CFMutableDictionaryRef) refElement, &pElement); // recursively process the collection - gDepth--; - } - gAddAsChild = false; // add next as this elements sibling (when return from a collection or with non-collections) - } -#if 0 - else - HIDReportError ("hid_AddElement - no element added."); -#endif -} - -// --------------------------------- -// collects information from each array member in device element list (each array memeber = element) - -static void hid_GetElementsCFArrayHandler (const void * value, void * parameter) -{ - if (CFGetTypeID (value) == CFDictionaryGetTypeID ()) - hid_AddElement ((CFTypeRef) value, (pRecElement *) parameter); -} - -// --------------------------------- -// handles retrieval of element information from arrays of elements in device IO registry information - -static void hid_GetElements (CFTypeRef refElementCurrent, pRecElement *ppCurrentElement) -{ - CFTypeID type = CFGetTypeID (refElementCurrent); - if (type == CFArrayGetTypeID()) // if element is an array - { - CFRange range = {0, CFArrayGetCount (refElementCurrent)}; - // CountElementsCFArrayHandler called for each array member - CFArrayApplyFunction (refElementCurrent, range, hid_GetElementsCFArrayHandler, ppCurrentElement); - } -} - -// --------------------------------- -// handles extracting element information from element collection CF types -// used from top level element decoding and hierarchy deconstruction to flatten device element list - -static void hid_GetCollectionElements (CFMutableDictionaryRef deviceProperties, pRecElement *ppCurrentCollection) -{ - CFTypeRef refElementTop = CFDictionaryGetValue (deviceProperties, CFSTR(kIOHIDElementKey)); - if (refElementTop) - hid_GetElements (refElementTop, ppCurrentCollection); - else - HIDReportError ("hid_GetCollectionElements: CFDictionaryGetValue error when creating CFTypeRef for kIOHIDElementKey."); -} - -// --------------------------------- -// use top level element usage page and usage to discern device usage page and usage setting appropriate values in device record - -static void hid_TopLevelElementHandler (const void * value, void * parameter) -{ - CFTypeRef refCF = 0; - if ((NULL == value) || (NULL == parameter)) - return; // (kIOReturnBadArgument) - if (CFGetTypeID (value) != CFDictionaryGetTypeID ()) - return; // (kIOReturnBadArgument) - refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsagePageKey)); - if (!CFNumberGetValue (refCF, kCFNumberLongType, &((pRecDevice) parameter)->usagePage)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->usagePage."); - refCF = CFDictionaryGetValue (value, CFSTR(kIOHIDElementUsageKey)); - if (!CFNumberGetValue (refCF, kCFNumberLongType, &((pRecDevice) parameter)->usage)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->usage."); -} - -// --------------------------------- -// extracts device info from CF dictionary records in IO registry - -static void hid_GetDeviceInfo (io_object_t hidDevice, CFMutableDictionaryRef hidProperties, pRecDevice pDevice) -{ - CFMutableDictionaryRef usbProperties = 0; - io_registry_entry_t parent1, parent2; - - // Mac OS X currently is not mirroring all USB properties to HID page so need to look at USB device page also - // get dictionary for usb properties: step up two levels and get CF dictionary for USB properties - if ((KERN_SUCCESS == IORegistryEntryGetParentEntry (hidDevice, kIOServicePlane, &parent1)) && - (KERN_SUCCESS == IORegistryEntryGetParentEntry (parent1, kIOServicePlane, &parent2)) && - (KERN_SUCCESS == IORegistryEntryCreateCFProperties (parent2, &usbProperties, kCFAllocatorDefault, kNilOptions))) - { - if (usbProperties) - { - CFTypeRef refCF = 0; - // get device info - // try hid dictionary first, if fail then go to usb dictionary - - // get transport - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDTransportKey)); - if (refCF) - { - if (!CFStringGetCString (refCF, pDevice->transport, 256, CFStringGetSystemEncoding ())) - HIDReportError ("CFStringGetCString error retrieving pDevice->transport."); - } - - // get vendorID - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDVendorIDKey)); - if (!refCF) - refCF = CFDictionaryGetValue (usbProperties, CFSTR("idVendor")); - if (refCF) - { - if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->vendorID)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->vendorID."); - } - - // get product ID - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDProductIDKey)); - if (!refCF) - refCF = CFDictionaryGetValue (usbProperties, CFSTR("idProduct")); - if (refCF) - { - if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->productID)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->productID."); - } - - // get product version - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDVersionNumberKey)); - if (refCF) - { - if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->version)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->version."); - } - - // get manufacturer name - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDManufacturerKey)); - if (!refCF) - refCF = CFDictionaryGetValue (usbProperties, CFSTR("USB Vendor Name")); - if (refCF) - { - if (!CFStringGetCString (refCF, pDevice->manufacturer, 256, CFStringGetSystemEncoding ())) - HIDReportError ("CFStringGetCString error retrieving pDevice->manufacturer."); - } - - // get product name - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDProductKey)); - if (!refCF) - refCF = CFDictionaryGetValue (usbProperties, CFSTR("USB Product Name")); - if (refCF) - { - if (!CFStringGetCString (refCF, pDevice->product, 256, CFStringGetSystemEncoding ())) - HIDReportError ("CFStringGetCString error retrieving pDevice->product."); - } - - // get serial - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDSerialNumberKey)); - if (refCF) - { - if (!CFStringGetCString (refCF, pDevice->serial, 256, CFStringGetSystemEncoding ())) - HIDReportError ("CFStringGetCString error retrieving pDevice->serial."); - } - - // get location ID - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDLocationIDKey)); - if (!refCF) - refCF = CFDictionaryGetValue (usbProperties, CFSTR("locationID")); - if (refCF) - { - if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->locID)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->locID."); - } - - // get usage page and usage - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey)); - if (refCF) - { - if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usagePage)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->usagePage."); - refCF = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDPrimaryUsageKey)); - if (refCF) - if (!CFNumberGetValue (refCF, kCFNumberLongType, &pDevice->usage)) - HIDReportError ("CFNumberGetValue error retrieving pDevice->usage."); - } - if (NULL == refCF) // get top level element HID usage page or usage - { - // use top level element instead - CFTypeRef refCFTopElement = 0; - refCFTopElement = CFDictionaryGetValue (hidProperties, CFSTR(kIOHIDElementKey)); - { - // refCFTopElement points to an array of element dictionaries - CFRange range = {0, CFArrayGetCount (refCFTopElement)}; - CFArrayApplyFunction (refCFTopElement, range, hid_TopLevelElementHandler, NULL); - } - } - } - else - HIDReportError ("IORegistryEntryCreateCFProperties failed to create usbProperties."); - - CFRelease (usbProperties); - if (kIOReturnSuccess != IOObjectRelease (parent2)) - HIDReportError ("IOObjectRelease error with parent2."); - if (kIOReturnSuccess != IOObjectRelease (parent1)) - HIDReportError ("IOObjectRelease error with parent1."); - } -} - -// --------------------------------- -// adds device to linked list of devices passed in (handles NULL lists properly) -// (returns where you just stored it) -static pRecDevice* hid_AddDevice (pRecDevice *ppListDeviceHead, pRecDevice pNewDevice) -{ - pRecDevice* result = NULL; - - if (NULL == *ppListDeviceHead) - result = ppListDeviceHead; - else - { - pRecDevice pDevicePrevious = NULL, pDevice = *ppListDeviceHead; - while (pDevice) - { - pDevicePrevious = pDevice; - pDevice = pDevicePrevious->pNext; - } - result = &pDevicePrevious->pNext; - } - pNewDevice->pNext = NULL; - - *result = pNewDevice; - - return result; -} - -// --------------------------------- -// given a IO device object build a flat device record including device info and elements - -static pRecDevice hid_BuildDevice (io_object_t hidDevice) -{ - pRecDevice pDevice = (pRecDevice) malloc (sizeof (recDevice)); - - if (NULL != pDevice) - { - // get dictionary for HID properties - CFMutableDictionaryRef hidProperties = 0; - kern_return_t result = IORegistryEntryCreateCFProperties (hidDevice, &hidProperties, kCFAllocatorDefault, kNilOptions); - - // clear record - bzero(pDevice, sizeof(recDevice)); - - if ((result == KERN_SUCCESS) && (NULL != hidProperties)) - { - pRecElement pCurrentElement = NULL; - // create device interface - result = HIDCreateOpenDeviceInterface (hidDevice, pDevice); - if (kIOReturnSuccess != result) - HIDReportErrorNum ("HIDCreateOpenDeviceInterface failed.", result); - hid_GetDeviceInfo (hidDevice, hidProperties, pDevice); // hidDevice used to find parents in registry tree - // set current device for use in getting elements - gCurrentGetDevice = pDevice; - // Add all elements - hid_GetCollectionElements (hidProperties, &pCurrentElement); - gCurrentGetDevice = NULL; - CFRelease (hidProperties); - } - else - HIDReportErrorNum ("IORegistryEntryCreateCFProperties error when creating deviceProperties.", result); - } - else - HIDReportError ("malloc error when allocating pRecDevice."); - return pDevice; -} - -#if USE_NOTIFICATIONS -//================================================================================================ -// -// hid_DeviceNotification -// -// This routine will get called whenever any kIOGeneralInterest notification happens. We are -// interested in the kIOMessageServiceIsTerminated message so that's what we look for. Other -// messages are defined in IOMessage.h. -// -//================================================================================================ -// -static void hid_DeviceNotification( void *refCon, - io_service_t service, - natural_t messageType, - void *messageArgument ) -{ - pRecDevice pDevice = (pRecDevice) refCon; - - if (messageType == kIOMessageServiceIsTerminated) - { - printf("Device 0x%08x \"%s\"removed.\n", service, pDevice->product); - - // Free the data we're no longer using now that the device is going away - hid_DisposeDevice (pDevice); - } -} -#else - -static void hid_RemovalCallbackFunction(void * target, IOReturn result, void * refcon, void * sender) -{ - hid_DisposeDevice ((pRecDevice) target); -} - -#endif USE_NOTIFICATIONS - -//================================================================================================ -// -// hid_AddDevices -// -// This routine is the callback for our IOServiceAddMatchingNotification. When we get called -// we will look at all the devices that were added and we will: -// -// 1. Create some private data to relate to each device. -// 2. Submit an IOServiceAddInterestNotification of type kIOGeneralInterest for this device, -// using the refCon field to store a pointer to our data. When we get called with -// this interest notification, we can grab the refCon and access our private data. -// -//================================================================================================ -// -// --------------------------------- -// given a IO device iterator, iterate it and add all its devices - -static void hid_AddDevices (void *refCon, io_iterator_t iterator) -{ - // NOTE: refcon passed in is used to point to the device list head - pRecDevice* pListDeviceHead = (pRecDevice*) refCon; - IOReturn result = kIOReturnSuccess; - io_object_t ioHIDDeviceObject = NULL; - - while (ioHIDDeviceObject = IOIteratorNext (iterator)) - { - pRecDevice* pNewDeviceAt = NULL; - pRecDevice pNewDevice = hid_BuildDevice (ioHIDDeviceObject); - if (pNewDevice) - { -#if 0 // set true for verbose output - printf("\nhid_AddDevices: pNewDevice = {t: \"%s\", v: %ld, p: %ld, v: %ld, m: \"%s\", " \ - "p: \"%s\", l: %ld, u: %4.4lX:%4.4lX, #e: %ld, #f: %ld, #i: %ld, #o: %ld, " \ - "#c: %ld, #a: %ld, #b: %ld, #h: %ld, #s: %ld, #d: %ld, #w: %ld}.", - pNewDevice->transport, - pNewDevice->vendorID, - pNewDevice->productID, - pNewDevice->version, - pNewDevice->manufacturer, - pNewDevice->product, - pNewDevice->locID, - pNewDevice->usagePage, - pNewDevice->usage, - pNewDevice->totalElements, - pNewDevice->features, - pNewDevice->inputs, - pNewDevice->outputs, - pNewDevice->collections, - pNewDevice->axis, - pNewDevice->buttons, - pNewDevice->hats, - pNewDevice->sliders, - pNewDevice->dials, - pNewDevice->wheels - ); - fflush(stdout); -#elif 0 // otherwise output brief description - printf("\nhid_AddDevices: pNewDevice = {m: \"%s\" p: \"%s\", vid: %ld, pid: %ld, loc: %8.8lX, usage: %4.4lX:%4.4lX}.", - pNewDevice->manufacturer, - pNewDevice->product, - pNewDevice->vendorID, - pNewDevice->productID, - pNewDevice->locID, - pNewDevice->usagePage, - pNewDevice->usage - ); - fflush(stdout); -#endif - pNewDeviceAt = hid_AddDevice (pListDeviceHead, pNewDevice); - } - -#if USE_NOTIFICATIONS - // Register for an interest notification of this device being removed. Use a reference to our - // private data as the refCon which will be passed to the notification callback. - result = IOServiceAddInterestNotification( gNotifyPort, // notifyPort - ioHIDDeviceObject, // service - kIOGeneralInterest, // interestType - hid_DeviceNotification, // callback - pNewDevice, // refCon - (io_object_t*) &pNewDevice->notification); // notification - if (KERN_SUCCESS != result) - HIDReportErrorNum ("hid_AddDevices: IOServiceAddInterestNotification error: x0%8.8lX.", result); -#else - result = (*(IOHIDDeviceInterface**)pNewDevice->interface)->setRemovalCallback (pNewDevice->interface, hid_RemovalCallbackFunction,pNewDeviceAt,0); -#endif USE_NOTIFICATIONS - - // release the device object, it is no longer needed - result = IOObjectRelease (ioHIDDeviceObject); - if (KERN_SUCCESS != result) - HIDReportErrorNum ("hid_AddDevices: IOObjectRelease error with ioHIDDeviceObject.", result); - } -} - -// --------------------------------- -// disposes of the element list associated with a device and the memory associated with the list -// uses depthwise recursion to dispose both collections and elements. - -static void hid_DisposeDeviceElements (pRecElement pElement) -{ - if (pElement) - { - if (pElement->pChild) - hid_DisposeDeviceElements (pElement->pChild); - if (pElement->pSibling) - hid_DisposeDeviceElements (pElement->pSibling); - free (pElement); - } -} - -// --------------------------------- -// disposes of a single device, closing and releaseing interface, freeing memory fro device and elements, setting device pointer to NULL -// all your device no longer belong to us... (i.e., you do not 'own' the device anymore) - -static pRecDevice hid_DisposeDevice (pRecDevice pDevice) -{ - kern_return_t result = KERN_SUCCESS; - pRecDevice pDeviceNext = NULL; - - if (HIDIsValidDevice(pDevice)) - { - // save next device prior to disposing of this device - pDeviceNext = pDevice->pNext; - - result = HIDDequeueDevice (pDevice); -#if 0 - if (kIOReturnSuccess != result) - HIDReportErrorNum ("hid_DisposeDevice: HIDDequeueDevice error: 0x%8.8X.", result); -#endif 1 - - hid_DisposeDeviceElements (pDevice->pListElements); - pDevice->pListElements = NULL; - - result = HIDCloseReleaseInterface (pDevice); // function sanity checks interface value (now application does not own device) - if (kIOReturnSuccess != result) - HIDReportErrorNum ("hid_DisposeDevice: HIDCloseReleaseInterface error: 0x%8.8X.", result); - -#if USE_NOTIFICATIONS - if (pDevice->interface) - { - // replace (*pDevice->interface)->Release(pDevice->interface); - result = IODestroyPlugInInterface (pDevice->interface); - if (kIOReturnSuccess != result) - HIDReportErrorNum ("hid_DisposeDevice: IODestroyPlugInInterface error: 0x%8.8X.", result); - } - - if (pDevice->notification) - { - result = IOObjectRelease((io_object_t) pDevice->notification); - if (kIOReturnSuccess != result) - HIDReportErrorNum ("hid_DisposeDevice: IOObjectRelease error: 0x%8.8X.", result); - } -#endif USE_NOTIFICATIONS - - // remove this device from the device list - if (gpDeviceList == pDevice) // head of list? - gpDeviceList = pDeviceNext; - else - { - pRecDevice pDeviceTemp = pDeviceNext = gpDeviceList; // we're going to return this if we don't find ourselfs in the list - while (pDeviceTemp) - { - if (pDeviceTemp->pNext == pDevice) // found us! - { - // take us out of linked list - pDeviceTemp->pNext = pDeviceNext = pDevice->pNext; - break; - } - pDeviceTemp = pDeviceTemp->pNext; - } - } - free (pDevice); - } - - // update device count - gNumDevices = hid_CountCurrentDevices (); - - return pDeviceNext; -} - -// --------------------------------- -// count number of devices in global device list (gpDeviceList) -static UInt32 hid_CountCurrentDevices (void) -{ - pRecDevice pDevice = gpDeviceList; - UInt32 devices = 0; - while (pDevice) - { - devices++; - pDevice = pDevice->pNext; - } - return devices; -} - -// --------------------------------- -// matches type masks passed in to actual element types (which are not set up to be used as a mask -static Boolean hid_MatchElementTypeMask (IOHIDElementType type, HIDElementTypeMask typeMask) -{ - if (typeMask & kHIDElementTypeInput) - if ((type == kIOHIDElementTypeInput_Misc) || (type == kIOHIDElementTypeInput_Button) || (type == kIOHIDElementTypeInput_Axis) || (type == kIOHIDElementTypeInput_ScanCodes)) - return true; - if (typeMask & kHIDElementTypeOutput) - if (type == kIOHIDElementTypeOutput) - return true; - if (typeMask & kHIDElementTypeFeature) - if (type == kIOHIDElementTypeFeature) - return true; - if (typeMask & kHIDElementTypeCollection) - if (type == kIOHIDElementTypeCollection) - return true; - return false; -} - -// --------------------------------- - -static pRecElement hid_GetDeviceElement (pRecElement pElement, HIDElementTypeMask typeMask) -{ - // we are asking for this element - if (NULL != pElement) - { - if (hid_MatchElementTypeMask (pElement->type, typeMask)) // if the type match what we are looking for - return pElement; // return the element - else - return HIDGetNextDeviceElement (pElement, typeMask); // else get the next one - } - return NULL; -} - -#define FAKE_IT 0 // set true for debugging; returns the usage & usage page as numbers - -// --------------------------------- -// Load the usage strings from the resource (XML) file into a CFPropertyListRef -static CFPropertyListRef xml_load_usage_strings(void) -{ - CFPropertyListRef tCFPropertyListRef = NULL; - CFURLRef resFileCFURLRef = CFBundleCopyResourceURL(CFBundleGetMainBundle(), CFSTR("HID_usage_strings"), CFSTR("plist"), NULL); - - if (NULL != resFileCFURLRef) - { - CFDataRef resCFDataRef; - - if (CFURLCreateDataAndPropertiesFromResource(kCFAllocatorDefault, resFileCFURLRef, &resCFDataRef, nil, nil, nil)) - { - if (NULL != resCFDataRef) - { - CFStringRef errorString; - - tCFPropertyListRef = CFPropertyListCreateFromXMLData(kCFAllocatorDefault, resCFDataRef, kCFPropertyListImmutable, &errorString); - if (NULL == tCFPropertyListRef) - CFShow(errorString); - CFRelease(resCFDataRef); - } - } - CFRelease(resFileCFURLRef); - } - return tCFPropertyListRef; -} - -// --------------------------------- -// Find a usage string in the resource (XML) file - -static Boolean xml_GetUsageName(const long valueUsagePage, const long valueUsage, char* pCstr) -{ - static CFPropertyListRef tCFPropertyListRef = NULL; - Boolean results = false; - - if (NULL == tCFPropertyListRef) - tCFPropertyListRef = xml_load_usage_strings(); - if (NULL != tCFPropertyListRef) - { - if (CFDictionaryGetTypeID() == CFGetTypeID(tCFPropertyListRef)) - { - CFDictionaryRef pageCFDictionaryRef; - CFStringRef pageKeyCFStringRef; - pageKeyCFStringRef = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("0x%4.4lX"), valueUsagePage); - - if (CFDictionaryGetValueIfPresent(tCFPropertyListRef, pageKeyCFStringRef, (const void**) &pageCFDictionaryRef)) - { - CFStringRef pageCFStringRef; - - if (CFDictionaryGetValueIfPresent(pageCFDictionaryRef, CFSTR("Name"), (const void**) &pageCFStringRef)) - { - //CFShow(pageCFStringRef); - } - - { - CFStringRef fullCFStringRef = NULL; - CFStringRef usageKeyCFStringRef; - CFStringRef usageCFStringRef; - - usageKeyCFStringRef = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("0x%4.4lX"), valueUsage); - - if (CFDictionaryGetValueIfPresent(pageCFDictionaryRef, usageKeyCFStringRef, (const void**) &usageCFStringRef)) - { - fullCFStringRef = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@ %@"), - pageCFStringRef, usageCFStringRef); - // CFShow(usageCFStringRef); - } -#if FAKE_IT - else - { - fullCFStringRef = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@ #%@"), - pageCFStringRef, usageKeyCFStringRef); - } -#endif - if (fullCFStringRef) - { - // CFShow(fullCFStringRef); - results = CFStringGetCString( - fullCFStringRef, pCstr, CFStringGetLength(fullCFStringRef) * sizeof(UniChar) + 1, kCFStringEncodingMacRoman); - CFRelease(fullCFStringRef); - } - CFRelease(usageKeyCFStringRef); - } - } - CFRelease(pageKeyCFStringRef); - } - //++CFRelease(tCFPropertyListRef); // Leak this! - } - return results; -} - -#pragma mark public functions -// ================================= -// public functions - -// --------------------------------- -// Create and open an interface to device, required prior to extracting values or building queues -// Note: appliction now owns the device and must close and release it prior to exiting - -unsigned long HIDCreateOpenDeviceInterface (UInt32 hidDevice, pRecDevice pDevice) -{ - IOReturn result = kIOReturnSuccess; - HRESULT plugInResult = S_OK; - SInt32 score = 0; - IOCFPlugInInterface ** ppPlugInInterface = NULL; - - if (NULL == pDevice->interface) - { - result = IOCreatePlugInInterfaceForService (hidDevice, kIOHIDDeviceUserClientTypeID, - kIOCFPlugInInterfaceID, &ppPlugInInterface, &score); - if (kIOReturnSuccess == result) - { - // Call a method of the intermediate plug-in to create the device interface - plugInResult = (*ppPlugInInterface)->QueryInterface (ppPlugInInterface, - CFUUIDGetUUIDBytes (kIOHIDDeviceInterfaceID), (void *) &(pDevice->interface)); - if (S_OK != plugInResult) - HIDReportErrorNum ("CouldnŐt query HID class device interface from plugInInterface", plugInResult); - IODestroyPlugInInterface (ppPlugInInterface); // replace (*ppPlugInInterface)->Release (ppPlugInInterface) - } - else - HIDReportErrorNum ("Failed to create **plugInInterface via IOCreatePlugInInterfaceForService.", result); - } - if (NULL != pDevice->interface) - { - result = (*(IOHIDDeviceInterface**)pDevice->interface)->open (pDevice->interface, 0); - if (kIOReturnSuccess != result) - HIDReportErrorNum ("Failed to open pDevice->interface via open.", result); - } - return result; -} - -// --------------------------------- -// builds list of device with elements (allocates memory and captures devices) -// list is allcoated internally within HID Utilites and can be accessed via accessor functions -// structures within list are considered flat and user accessable, but not user modifiable -// can be called again to rebuild list to account for new devices (will do the right thing in case of disposing existing list) -// returns true if succesful - -Boolean HIDBuildDeviceList (UInt32 usagePage, UInt32 usage) -{ - IOReturn result = kIOReturnSuccess; - mach_port_t masterPort = NULL; - - if (NULL != gpDeviceList) - HIDReleaseDeviceList (); - - result = IOMasterPort (bootstrap_port, &masterPort); - if (kIOReturnSuccess != result) - HIDReportErrorNum ("IOMasterPort error with bootstrap_port.", result); - else - { - CFMutableDictionaryRef hidMatchDictionary = NULL; - - // Set up matching dictionary to search the I/O Registry for HID devices we are interested in. Dictionary reference is NULL if error. - { - CFNumberRef refUsage = NULL, refUsagePage = NULL; - - // Set up a matching dictionary to search I/O Registry by class name for all HID class devices. - hidMatchDictionary = IOServiceMatching (kIOHIDDeviceKey); - if (NULL != hidMatchDictionary) - { - if (usagePage) - { - // Add key for device type (joystick, in this case) to refine the matching dictionary. - refUsagePage = CFNumberCreate (kCFAllocatorDefault, kCFNumberLongType, &usagePage); - CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsagePageKey), refUsagePage); - CFRelease (refUsagePage); - if (usage) - { - refUsage = CFNumberCreate (kCFAllocatorDefault, kCFNumberLongType, &usage); - CFDictionarySetValue (hidMatchDictionary, CFSTR (kIOHIDPrimaryUsageKey), refUsage); - CFRelease (refUsage); - } - } - CFRetain(hidMatchDictionary); - } - else - HIDReportError ("Failed to get HID CFMutableDictionaryRef via IOServiceMatching."); - } - -#if USE_NOTIFICATIONS - // Create a notification port and add its run loop event source to our run loop - // This is how async notifications get set up. - { - CFRunLoopSourceRef runLoopSource; - - gNotifyPort = IONotificationPortCreate(masterPort); - runLoopSource = IONotificationPortGetRunLoopSource(gNotifyPort); - - gRunLoop = CFRunLoopGetCurrent(); - CFRunLoopAddSource(gRunLoop, runLoopSource, kCFRunLoopDefaultMode); - - // Now set up a notification to be called when a device is first matched by I/O Kit. - result = IOServiceAddMatchingNotification(gNotifyPort, // notifyPort - kIOFirstMatchNotification, // notificationType - hidMatchDictionary, // matching - hid_AddDevices, // callback - &gpDeviceList, // refCon - &gAddedIter // notification - ); - - // call it now to add all existing devices - hid_AddDevices(&gpDeviceList,gAddedIter); - } -#else - { - io_iterator_t hidObjectIterator = NULL; - - // Now search I/O Registry for matching devices. - result = IOServiceGetMatchingServices (masterPort, hidMatchDictionary, &hidObjectIterator); - if (kIOReturnSuccess != result) - HIDReportErrorNum ("Failed to create IO object iterator, error:", result); - else if (NULL == hidObjectIterator) // likely no HID devices which matched selection criteria are connected - HIDReportError ("Warning: Could not find any matching devices, thus iterator creation failed."); - - if (NULL != hidObjectIterator) - { - hid_AddDevices(&gpDeviceList,hidObjectIterator); - - result = IOObjectRelease (hidObjectIterator); // release the iterator - if (kIOReturnSuccess != result) - HIDReportErrorNum ("IOObjectRelease error with hidObjectIterator.", result); - - gNumDevices = hid_CountCurrentDevices (); - return true; - } - } -#endif USE_NOTIFICATIONS - // IOServiceGetMatchingServices consumes a reference to the dictionary, so we don't need to release the dictionary ref. - hidMatchDictionary = NULL; - } - return false; -} - -// --------------------------------- -// release list built by above function -// MUST be called prior to application exit to properly release devices -// if not called (or app crashes) devices can be recovered by pluging into different location in USB chain - -void HIDReleaseDeviceList (void) -{ - while (NULL != gpDeviceList) - gpDeviceList = hid_DisposeDevice (gpDeviceList); // dispose current device return next device will set gpDeviceList to NULL - gNumDevices = 0; -} - -// --------------------------------- -// does a device list exist - -Boolean HIDHaveDeviceList (void) -{ - if (NULL != gpDeviceList) - return true; - return false; -} - -// --------------------------------- -// how many HID devices have been found -// returns 0 if no device list exist - -UInt32 HIDCountDevices (void) -{ - gNumDevices = hid_CountCurrentDevices (); - - return gNumDevices; -} - -// --------------------------------- -// how many elements does a specific device have -// returns 0 if device is invlaid or NULL - -UInt32 HIDCountDeviceElements (pRecDevice pDevice, HIDElementTypeMask typeMask) -{ - long count = 0; - if (HIDIsValidDevice(pDevice)) - { - if (typeMask & kHIDElementTypeInput) - count += pDevice->inputs; - if (typeMask & kHIDElementTypeOutput) - count += pDevice->outputs; - if (typeMask & kHIDElementTypeFeature) - count += pDevice->features; - if (typeMask & kHIDElementTypeCollection) - count += pDevice->collections; - } - return count; -} - -// --------------------------------- -// get the first device in the device list -// returns NULL if no list exists - -pRecDevice HIDGetFirstDevice (void) -{ - return gpDeviceList; -} - -// --------------------------------- -// get next device in list given current device as parameter -// returns NULL if end of list - -pRecDevice HIDGetNextDevice (pRecDevice pDevice) -{ - if (NULL != pDevice) - return pDevice->pNext; - else - return NULL; -} - -// --------------------------------- -// get the first element of device passed in as parameter -// returns NULL if no list exists or device does not exists or is NULL -pRecElement HIDGetFirstDeviceElement (pRecDevice pDevice, HIDElementTypeMask typeMask) -{ - if (HIDIsValidDevice(pDevice)) - { - if (hid_MatchElementTypeMask (pDevice->pListElements->type, typeMask)) // ensure first type matches - return pDevice->pListElements; - else - return HIDGetNextDeviceElement (pDevice->pListElements, typeMask); - } - else - return NULL; -} - -// --------------------------------- -// get next element of given device in list given current element as parameter -// will walk down each collection then to next element or collection (depthwise traverse) -// returns NULL if end of list -// uses mask of HIDElementTypeMask to restrict element found -// use kHIDElementTypeIO to get previous HIDGetNextDeviceElement functionality -pRecElement HIDGetNextDeviceElement (pRecElement pElement, HIDElementTypeMask typeMask) -{ - // should only have elements passed in (though someone could mix calls and pass us a collection) - // collection means return the next child or sibling (in that order) - // element means returnt he next sibling (as elements can't have children - if (NULL != pElement) - { - if (pElement->pChild) - { - if (pElement->type != kIOHIDElementTypeCollection) - HIDReportError ("Malformed element list: found child of element."); - else - return hid_GetDeviceElement (pElement->pChild, typeMask); // return the child of this element - } - else if (pElement->pSibling) - { - return hid_GetDeviceElement (pElement->pSibling, typeMask); //return the sibling of this element - } - else // at end back up correctly - { - pRecElement pPreviousElement = NULL; - // malformed device ending in collection - if (pElement->type == kIOHIDElementTypeCollection) - HIDReportError ("Malformed device: found collection at end of element chain."); - // walk back up tree to element prior to first collection ecountered and take next element - while (NULL != pElement->pPrevious) - { - pPreviousElement = pElement; - pElement = pElement->pPrevious; // look at previous element - // if we have a collection and the previous element is the branch element (should have both a colection and next element attached to it) - // if we found a collection, which we are not at the sibling level that actually does have siblings - if (((pElement->type == kIOHIDElementTypeCollection) && (pPreviousElement != pElement->pSibling) && pElement->pSibling) || - // or if we are at the top - (NULL == pElement->pPrevious)) // at top of tree - break; - } - if (NULL == pElement->pPrevious) - return NULL; // got to top of list with only a collection as the first element - // now we must have been down the child route so go down the sibling route - pElement = pElement->pSibling; // element of interest - return hid_GetDeviceElement (pElement, typeMask); // otherwise return this element - } - } - return NULL; -} - -// --------------------------------- -// get previous element of given device in list given current element as parameter -// this wlaks directly up the tree to the top element and does not search at each level -// returns NULL if beginning of list -// uses mask of HIDElementTypeMask to restrict element found -// use kHIDElementTypeIO to get non-collection elements -pRecElement HIDGetPreviousDeviceElement (pRecElement pElement, HIDElementTypeMask typeMask) -{ - pRecElement pPreviousElement = pElement->pPrevious; - // walk back up tree to element prior - while (pPreviousElement && !hid_MatchElementTypeMask (pPreviousElement->type, typeMask)) - { - pElement = pPreviousElement; // look at previous element - pPreviousElement = pElement->pPrevious; - } - return pPreviousElement; // return this element -} - -// --------------------------------- -// returns C string type name given a type enumeration passed in as parameter (see IOHIDKeys.h) -// returns "Unknown Type" for invalid types - -void HIDGetTypeName (IOHIDElementType theType, char * cstrName) -{ - switch (theType) - { - case kIOHIDElementTypeInput_Misc: - sprintf(cstrName, "Miscellaneous Input"); - break; - case kIOHIDElementTypeInput_Button: - sprintf(cstrName, "Button Input"); - break; - case kIOHIDElementTypeInput_Axis: - sprintf(cstrName, "Axis Input"); - break; - case kIOHIDElementTypeInput_ScanCodes: - sprintf(cstrName, "Scan Code Input"); - break; - case kIOHIDElementTypeOutput: - sprintf(cstrName, "Output"); - break; - case kIOHIDElementTypeFeature: - sprintf(cstrName, "Feature"); - break; - case kIOHIDElementTypeCollection: - sprintf(cstrName, "Collection"); - break; - default: - sprintf(cstrName, "Unknown Type"); - break; - } -} - -// --------------------------------- -// returns C string usage given usage page and usage passed in as parameters (see IOUSBHIDParser.h) -// returns usage page and usage values in string form for unknown values - -void HIDGetUsageName (const long valueUsagePage, const long valueUsage, char * cstrName) -{ - if (xml_GetUsageName(valueUsagePage, valueUsage, cstrName)) - return; - - switch (valueUsagePage) - { - case kHIDPage_Undefined: - switch (valueUsage) - { - default: sprintf (cstrName, "Undefined Page, Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_GenericDesktop: - switch (valueUsage) - { - case kHIDUsage_GD_Pointer: sprintf (cstrName, "Pointer"); break; - case kHIDUsage_GD_Mouse: sprintf (cstrName, "Mouse"); break; - case kHIDUsage_GD_Joystick: sprintf (cstrName, "Joystick"); break; - case kHIDUsage_GD_GamePad: sprintf (cstrName, "GamePad"); break; - case kHIDUsage_GD_Keyboard: sprintf (cstrName, "Keyboard"); break; - case kHIDUsage_GD_Keypad: sprintf (cstrName, "Keypad"); break; - case kHIDUsage_GD_MultiAxisController: sprintf (cstrName, "Multi-Axis Controller"); break; - - case kHIDUsage_GD_X: sprintf (cstrName, "X-Axis"); break; - case kHIDUsage_GD_Y: sprintf (cstrName, "Y-Axis"); break; - case kHIDUsage_GD_Z: sprintf (cstrName, "Z-Axis"); break; - case kHIDUsage_GD_Rx: sprintf (cstrName, "X-Rotation"); break; - case kHIDUsage_GD_Ry: sprintf (cstrName, "Y-Rotation"); break; - case kHIDUsage_GD_Rz: sprintf (cstrName, "Z-Rotation"); break; - case kHIDUsage_GD_Slider: sprintf (cstrName, "Slider"); break; - case kHIDUsage_GD_Dial: sprintf (cstrName, "Dial"); break; - case kHIDUsage_GD_Wheel: sprintf (cstrName, "Wheel"); break; - case kHIDUsage_GD_Hatswitch: sprintf (cstrName, "Hatswitch"); break; - case kHIDUsage_GD_CountedBuffer: sprintf (cstrName, "Counted Buffer"); break; - case kHIDUsage_GD_ByteCount: sprintf (cstrName, "Byte Count"); break; - case kHIDUsage_GD_MotionWakeup: sprintf (cstrName, "Motion Wakeup"); break; - case kHIDUsage_GD_Start: sprintf (cstrName, "Start"); break; - case kHIDUsage_GD_Select: sprintf (cstrName, "Select"); break; - - case kHIDUsage_GD_Vx: sprintf (cstrName, "X-Velocity"); break; - case kHIDUsage_GD_Vy: sprintf (cstrName, "Y-Velocity"); break; - case kHIDUsage_GD_Vz: sprintf (cstrName, "Z-Velocity"); break; - case kHIDUsage_GD_Vbrx: sprintf (cstrName, "X-Rotation Velocity"); break; - case kHIDUsage_GD_Vbry: sprintf (cstrName, "Y-Rotation Velocity"); break; - case kHIDUsage_GD_Vbrz: sprintf (cstrName, "Z-Rotation Velocity"); break; - case kHIDUsage_GD_Vno: sprintf (cstrName, "Vno"); break; - - case kHIDUsage_GD_SystemControl: sprintf (cstrName, "System Control"); break; - case kHIDUsage_GD_SystemPowerDown: sprintf (cstrName, "System Power Down"); break; - case kHIDUsage_GD_SystemSleep: sprintf (cstrName, "System Sleep"); break; - case kHIDUsage_GD_SystemWakeUp: sprintf (cstrName, "System Wake Up"); break; - case kHIDUsage_GD_SystemContextMenu: sprintf (cstrName, "System Context Menu"); break; - case kHIDUsage_GD_SystemMainMenu: sprintf (cstrName, "System Main Menu"); break; - case kHIDUsage_GD_SystemAppMenu: sprintf (cstrName, "System App Menu"); break; - case kHIDUsage_GD_SystemMenuHelp: sprintf (cstrName, "System Menu Help"); break; - case kHIDUsage_GD_SystemMenuExit: sprintf (cstrName, "System Menu Exit"); break; - case kHIDUsage_GD_SystemMenu: sprintf (cstrName, "System Menu"); break; - case kHIDUsage_GD_SystemMenuRight: sprintf (cstrName, "System Menu Right"); break; - case kHIDUsage_GD_SystemMenuLeft: sprintf (cstrName, "System Menu Left"); break; - case kHIDUsage_GD_SystemMenuUp: sprintf (cstrName, "System Menu Up"); break; - case kHIDUsage_GD_SystemMenuDown: sprintf (cstrName, "System Menu Down"); break; - - case kHIDUsage_GD_DPadUp: sprintf (cstrName, "DPad Up"); break; - case kHIDUsage_GD_DPadDown: sprintf (cstrName, "DPad Down"); break; - case kHIDUsage_GD_DPadRight: sprintf (cstrName, "DPad Right"); break; - case kHIDUsage_GD_DPadLeft: sprintf (cstrName, "DPad Left"); break; - - case kHIDUsage_GD_Reserved: sprintf (cstrName, "Reserved"); break; - - default: sprintf (cstrName, "Generic Desktop Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Simulation: - switch (valueUsage) - { - default: sprintf (cstrName, "Simulation Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_VR: - switch (valueUsage) - { - default: sprintf (cstrName, "VR Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Sport: - switch (valueUsage) - { - default: sprintf (cstrName, "Sport Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Game: - switch (valueUsage) - { - default: sprintf (cstrName, "Game Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_KeyboardOrKeypad: - switch (valueUsage) - { - default: sprintf (cstrName, "Keyboard Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_LEDs: - switch (valueUsage) - { - // some LED usages - case kHIDUsage_LED_IndicatorRed: sprintf (cstrName, "Red LED"); break; - case kHIDUsage_LED_IndicatorGreen: sprintf (cstrName, "Green LED"); break; - case kHIDUsage_LED_IndicatorAmber: sprintf (cstrName, "Amber LED"); break; - case kHIDUsage_LED_GenericIndicator: sprintf (cstrName, "Generic LED"); break; - case kHIDUsage_LED_SystemSuspend: sprintf (cstrName, "System Suspend LED"); break; - case kHIDUsage_LED_ExternalPowerConnected: sprintf (cstrName, "External Power LED"); break; - default: sprintf (cstrName, "LED Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Button: - switch (valueUsage) - { - default: sprintf (cstrName, "Button #%ld", valueUsage); break; - } - break; - case kHIDPage_Ordinal: - switch (valueUsage) - { - default: sprintf (cstrName, "Ordinal Instance %lx", valueUsage); break; - } - break; - case kHIDPage_Telephony: - switch (valueUsage) - { - default: sprintf (cstrName, "Telephony Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Consumer: - switch (valueUsage) - { - default: sprintf (cstrName, "Consumer Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Digitizer: - switch (valueUsage) - { - default: sprintf (cstrName, "Digitizer Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_PID: - if (((valueUsage >= 0x02) && (valueUsage <= 0x1F)) || ((valueUsage >= 0x29) && (valueUsage <= 0x2F)) || - ((valueUsage >= 0x35) && (valueUsage <= 0x3F)) || ((valueUsage >= 0x44) && (valueUsage <= 0x4F)) || - (valueUsage == 0x8A) || (valueUsage == 0x93) || ((valueUsage >= 0x9D) && (valueUsage <= 0x9E)) || - ((valueUsage >= 0xA1) && (valueUsage <= 0xA3)) || ((valueUsage >= 0xAD) && (valueUsage <= 0xFFFF))) - sprintf (cstrName, "PID Reserved"); - else - switch (valueUsage) - { - case 0x00: sprintf (cstrName, "PID Undefined Usage"); break; - case kHIDUsage_PID_PhysicalInterfaceDevice: sprintf (cstrName, "Physical Interface Device"); break; - case kHIDUsage_PID_Normal: sprintf (cstrName, "Normal Force"); break; - - case kHIDUsage_PID_SetEffectReport: sprintf (cstrName, "Set Effect Report"); break; - case kHIDUsage_PID_EffectBlockIndex: sprintf (cstrName, "Effect Block Index"); break; - case kHIDUsage_PID_ParamBlockOffset: sprintf (cstrName, "Parameter Block Offset"); break; - case kHIDUsage_PID_ROM_Flag: sprintf (cstrName, "ROM Flag"); break; - - case kHIDUsage_PID_EffectType: sprintf (cstrName, "Effect Type"); break; - case kHIDUsage_PID_ET_ConstantForce: sprintf (cstrName, "Effect Type Constant Force"); break; - case kHIDUsage_PID_ET_Ramp: sprintf (cstrName, "Effect Type Ramp"); break; - case kHIDUsage_PID_ET_CustomForceData: sprintf (cstrName, "Effect Type Custom Force Data"); break; - case kHIDUsage_PID_ET_Square: sprintf (cstrName, "Effect Type Square"); break; - case kHIDUsage_PID_ET_Sine: sprintf (cstrName, "Effect Type Sine"); break; - case kHIDUsage_PID_ET_Triangle: sprintf (cstrName, "Effect Type Triangle"); break; - case kHIDUsage_PID_ET_SawtoothUp: sprintf (cstrName, "Effect Type Sawtooth Up"); break; - case kHIDUsage_PID_ET_SawtoothDown: sprintf (cstrName, "Effect Type Sawtooth Down"); break; - case kHIDUsage_PID_ET_Spring: sprintf (cstrName, "Effect Type Spring"); break; - case kHIDUsage_PID_ET_Damper: sprintf (cstrName, "Effect Type Damper"); break; - case kHIDUsage_PID_ET_Inertia: sprintf (cstrName, "Effect Type Inertia"); break; - case kHIDUsage_PID_ET_Friction: sprintf (cstrName, "Effect Type Friction"); break; - case kHIDUsage_PID_Duration: sprintf (cstrName, "Effect Duration"); break; - case kHIDUsage_PID_SamplePeriod: sprintf (cstrName, "Effect Sample Period"); break; - case kHIDUsage_PID_Gain: sprintf (cstrName, "Effect Gain"); break; - case kHIDUsage_PID_TriggerButton: sprintf (cstrName, "Effect Trigger Button"); break; - case kHIDUsage_PID_TriggerRepeatInterval: sprintf (cstrName, "Effect Trigger Repeat Interval"); break; - - case kHIDUsage_PID_AxesEnable: sprintf (cstrName, "Axis Enable"); break; - case kHIDUsage_PID_DirectionEnable: sprintf (cstrName, "Direction Enable"); break; - - case kHIDUsage_PID_Direction: sprintf (cstrName, "Direction"); break; - - case kHIDUsage_PID_TypeSpecificBlockOffset: sprintf (cstrName, "Type Specific Block Offset"); break; - - case kHIDUsage_PID_BlockType: sprintf (cstrName, "Block Type"); break; - - case kHIDUsage_PID_SetEnvelopeReport: sprintf (cstrName, "Set Envelope Report"); break; - case kHIDUsage_PID_AttackLevel: sprintf (cstrName, "Envelope Attack Level"); break; - case kHIDUsage_PID_AttackTime: sprintf (cstrName, "Envelope Attack Time"); break; - case kHIDUsage_PID_FadeLevel: sprintf (cstrName, "Envelope Fade Level"); break; - case kHIDUsage_PID_FadeTime: sprintf (cstrName, "Envelope Fade Time"); break; - - case kHIDUsage_PID_SetConditionReport: sprintf (cstrName, "Set Condition Report"); break; - case kHIDUsage_PID_CP_Offset: sprintf (cstrName, "Condition CP Offset"); break; - case kHIDUsage_PID_PositiveCoefficient: sprintf (cstrName, "Condition Positive Coefficient"); break; - case kHIDUsage_PID_NegativeCoefficient: sprintf (cstrName, "Condition Negative Coefficient"); break; - case kHIDUsage_PID_PositiveSaturation: sprintf (cstrName, "Condition Positive Saturation"); break; - case kHIDUsage_PID_NegativeSaturation: sprintf (cstrName, "Condition Negative Saturation"); break; - case kHIDUsage_PID_DeadBand: sprintf (cstrName, "Condition Dead Band"); break; - - case kHIDUsage_PID_DownloadForceSample: sprintf (cstrName, "Download Force Sample"); break; - case kHIDUsage_PID_IsochCustomForceEnable: sprintf (cstrName, "Isoch Custom Force Enable"); break; - - case kHIDUsage_PID_CustomForceDataReport: sprintf (cstrName, "Custom Force Data Report"); break; - case kHIDUsage_PID_CustomForceData: sprintf (cstrName, "Custom Force Data"); break; - - case kHIDUsage_PID_CustomForceVendorDefinedData: sprintf (cstrName, "Custom Force Vendor Defined Data"); break; - case kHIDUsage_PID_SetCustomForceReport: sprintf (cstrName, "Set Custom Force Report"); break; - case kHIDUsage_PID_CustomForceDataOffset: sprintf (cstrName, "Custom Force Data Offset"); break; - case kHIDUsage_PID_SampleCount: sprintf (cstrName, "Custom Force Sample Count"); break; - - case kHIDUsage_PID_SetPeriodicReport: sprintf (cstrName, "Set Periodic Report"); break; - case kHIDUsage_PID_Offset: sprintf (cstrName, "Periodic Offset"); break; - case kHIDUsage_PID_Magnitude: sprintf (cstrName, "Periodic Magnitude"); break; - case kHIDUsage_PID_Phase: sprintf (cstrName, "Periodic Phase"); break; - case kHIDUsage_PID_Period: sprintf (cstrName, "Periodic Period"); break; - - case kHIDUsage_PID_SetConstantForceReport: sprintf (cstrName, "Set Constant Force Report"); break; - - case kHIDUsage_PID_SetRampForceReport: sprintf (cstrName, "Set Ramp Force Report"); break; - case kHIDUsage_PID_RampStart: sprintf (cstrName, "Ramp Start"); break; - case kHIDUsage_PID_RampEnd: sprintf (cstrName, "Ramp End"); break; - - case kHIDUsage_PID_EffectOperationReport: sprintf (cstrName, "Effect Operation Report"); break; - - case kHIDUsage_PID_EffectOperation: sprintf (cstrName, "Effect Operation"); break; - case kHIDUsage_PID_OpEffectStart: sprintf (cstrName, "Op Effect Start"); break; - case kHIDUsage_PID_OpEffectStartSolo: sprintf (cstrName, "Op Effect Start Solo"); break; - case kHIDUsage_PID_OpEffectStop: sprintf (cstrName, "Op Effect Stop"); break; - case kHIDUsage_PID_LoopCount: sprintf (cstrName, "Op Effect Loop Count"); break; - - case kHIDUsage_PID_DeviceGainReport: sprintf (cstrName, "Device Gain Report"); break; - case kHIDUsage_PID_DeviceGain: sprintf (cstrName, "Device Gain"); break; - - case kHIDUsage_PID_PoolReport: sprintf (cstrName, "PID Pool Report"); break; - case kHIDUsage_PID_RAM_PoolSize: sprintf (cstrName, "RAM Pool Size"); break; - case kHIDUsage_PID_ROM_PoolSize: sprintf (cstrName, "ROM Pool Size"); break; - case kHIDUsage_PID_ROM_EffectBlockCount: sprintf (cstrName, "ROM Effect Block Count"); break; - case kHIDUsage_PID_SimultaneousEffectsMax: sprintf (cstrName, "Simultaneous Effects Max"); break; - case kHIDUsage_PID_PoolAlignment: sprintf (cstrName, "Pool Alignment"); break; - - case kHIDUsage_PID_PoolMoveReport: sprintf (cstrName, "PID Pool Move Report"); break; - case kHIDUsage_PID_MoveSource: sprintf (cstrName, "Move Source"); break; - case kHIDUsage_PID_MoveDestination: sprintf (cstrName, "Move Destination"); break; - case kHIDUsage_PID_MoveLength: sprintf (cstrName, "Move Length"); break; - - case kHIDUsage_PID_BlockLoadReport: sprintf (cstrName, "PID Block Load Report"); break; - - case kHIDUsage_PID_BlockLoadStatus: sprintf (cstrName, "Block Load Status"); break; - case kHIDUsage_PID_BlockLoadSuccess: sprintf (cstrName, "Block Load Success"); break; - case kHIDUsage_PID_BlockLoadFull: sprintf (cstrName, "Block Load Full"); break; - case kHIDUsage_PID_BlockLoadError: sprintf (cstrName, "Block Load Error"); break; - case kHIDUsage_PID_BlockHandle: sprintf (cstrName, "Block Handle"); break; - - case kHIDUsage_PID_BlockFreeReport: sprintf (cstrName, "PID Block Free Report"); break; - - case kHIDUsage_PID_TypeSpecificBlockHandle: sprintf (cstrName, "Type Specific Block Handle"); break; - - case kHIDUsage_PID_StateReport: sprintf (cstrName, "PID State Report"); break; - case kHIDUsage_PID_EffectPlaying: sprintf (cstrName, "Effect Playing"); break; - - case kHIDUsage_PID_DeviceControlReport: sprintf (cstrName, "PID Device Control Report"); break; - - case kHIDUsage_PID_DeviceControl: sprintf (cstrName, "PID Device Control"); break; - case kHIDUsage_PID_DC_EnableActuators: sprintf (cstrName, "Device Control Enable Actuators"); break; - case kHIDUsage_PID_DC_DisableActuators: sprintf (cstrName, "Device Control Disable Actuators"); break; - case kHIDUsage_PID_DC_StopAllEffects: sprintf (cstrName, "Device Control Stop All Effects"); break; - case kHIDUsage_PID_DC_DeviceReset: sprintf (cstrName, "Device Control Reset"); break; - case kHIDUsage_PID_DC_DevicePause: sprintf (cstrName, "Device Control Pause"); break; - case kHIDUsage_PID_DC_DeviceContinue: sprintf (cstrName, "Device Control Continue"); break; - case kHIDUsage_PID_DevicePaused: sprintf (cstrName, "Device Paused"); break; - case kHIDUsage_PID_ActuatorsEnabled: sprintf (cstrName, "Actuators Enabled"); break; - case kHIDUsage_PID_SafetySwitch: sprintf (cstrName, "Safety Switch"); break; - case kHIDUsage_PID_ActuatorOverrideSwitch: sprintf (cstrName, "Actuator Override Switch"); break; - case kHIDUsage_PID_ActuatorPower: sprintf (cstrName, "Actuator Power"); break; - case kHIDUsage_PID_StartDelay: sprintf (cstrName, "Start Delay"); break; - - case kHIDUsage_PID_ParameterBlockSize: sprintf (cstrName, "Parameter Block Size"); break; - case kHIDUsage_PID_DeviceManagedPool: sprintf (cstrName, "Device Managed Pool"); break; - case kHIDUsage_PID_SharedParameterBlocks: sprintf (cstrName, "Shared Parameter Blocks"); break; - - case kHIDUsage_PID_CreateNewEffectReport: sprintf (cstrName, "Create New Effect Report"); break; - case kHIDUsage_PID_RAM_PoolAvailable: sprintf (cstrName, "RAM Pool Available"); break; - default: sprintf (cstrName, "PID Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Unicode: - switch (valueUsage) - { - default: sprintf (cstrName, "Unicode Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_PowerDevice: - if (((valueUsage >= 0x06) && (valueUsage <= 0x0F)) || ((valueUsage >= 0x26) && (valueUsage <= 0x2F)) || - ((valueUsage >= 0x39) && (valueUsage <= 0x3F)) || ((valueUsage >= 0x48) && (valueUsage <= 0x4F)) || - ((valueUsage >= 0x58) && (valueUsage <= 0x5F)) || (valueUsage == 0x6A) || - ((valueUsage >= 0x74) && (valueUsage <= 0xFC))) - sprintf (cstrName, "Power Device Reserved"); - else - switch (valueUsage) - { - case kHIDUsage_PD_Undefined: sprintf (cstrName, "Power Device Undefined Usage"); break; - case kHIDUsage_PD_iName: sprintf (cstrName, "Power Device Name Index"); break; - case kHIDUsage_PD_PresentStatus: sprintf (cstrName, "Power Device Present Status"); break; - case kHIDUsage_PD_ChangedStatus: sprintf (cstrName, "Power Device Changed Status"); break; - case kHIDUsage_PD_UPS: sprintf (cstrName, "Uninterruptible Power Supply"); break; - case kHIDUsage_PD_PowerSupply: sprintf (cstrName, "Power Supply"); break; - - case kHIDUsage_PD_BatterySystem: sprintf (cstrName, "Battery System Power Module"); break; - case kHIDUsage_PD_BatterySystemID: sprintf (cstrName, "Battery System ID"); break; - case kHIDUsage_PD_Battery: sprintf (cstrName, "Battery"); break; - case kHIDUsage_PD_BatteryID: sprintf (cstrName, "Battery ID"); break; - case kHIDUsage_PD_Charger: sprintf (cstrName, "Charger"); break; - case kHIDUsage_PD_ChargerID: sprintf (cstrName, "Charger ID"); break; - case kHIDUsage_PD_PowerConverter: sprintf (cstrName, "Power Converter Power Module"); break; - case kHIDUsage_PD_PowerConverterID: sprintf (cstrName, "Power Converter ID"); break; - case kHIDUsage_PD_OutletSystem: sprintf (cstrName, "Outlet System power module"); break; - case kHIDUsage_PD_OutletSystemID: sprintf (cstrName, "Outlet System ID"); break; - case kHIDUsage_PD_Input: sprintf (cstrName, "Power Device Input"); break; - case kHIDUsage_PD_InputID: sprintf (cstrName, "Power Device Input ID"); break; - case kHIDUsage_PD_Output: sprintf (cstrName, "Power Device Output"); break; - case kHIDUsage_PD_OutputID: sprintf (cstrName, "Power Device Output ID"); break; - case kHIDUsage_PD_Flow: sprintf (cstrName, "Power Device Flow"); break; - case kHIDUsage_PD_FlowID: sprintf (cstrName, "Power Device Flow ID"); break; - case kHIDUsage_PD_Outlet: sprintf (cstrName, "Power Device Outlet"); break; - case kHIDUsage_PD_OutletID: sprintf (cstrName, "Power Device Outlet ID"); break; - case kHIDUsage_PD_Gang: sprintf (cstrName, "Power Device Gang"); break; - case kHIDUsage_PD_GangID: sprintf (cstrName, "Power Device Gang ID"); break; - case kHIDUsage_PD_PowerSummary: sprintf (cstrName, "Power Device Power Summary"); break; - case kHIDUsage_PD_PowerSummaryID: sprintf (cstrName, "Power Device Power Summary ID"); break; - - case kHIDUsage_PD_Voltage: sprintf (cstrName, "Power Device Voltage"); break; - case kHIDUsage_PD_Current: sprintf (cstrName, "Power Device Current"); break; - case kHIDUsage_PD_Frequency: sprintf (cstrName, "Power Device Frequency"); break; - case kHIDUsage_PD_ApparentPower: sprintf (cstrName, "Power Device Apparent Power"); break; - case kHIDUsage_PD_ActivePower: sprintf (cstrName, "Power Device RMS Power"); break; - case kHIDUsage_PD_PercentLoad: sprintf (cstrName, "Power Device Percent Load"); break; - case kHIDUsage_PD_Temperature: sprintf (cstrName, "Power Device Temperature"); break; - case kHIDUsage_PD_Humidity: sprintf (cstrName, "Power Device Humidity"); break; - case kHIDUsage_PD_BadCount: sprintf (cstrName, "Power Device Bad Condition Count"); break; - - case kHIDUsage_PD_ConfigVoltage: sprintf (cstrName, "Power Device Nominal Voltage"); break; - case kHIDUsage_PD_ConfigCurrent: sprintf (cstrName, "Power Device Nominal Current"); break; - case kHIDUsage_PD_ConfigFrequency: sprintf (cstrName, "Power Device Nominal Frequency"); break; - case kHIDUsage_PD_ConfigApparentPower: sprintf (cstrName, "Power Device Nominal Apparent Power"); break; - case kHIDUsage_PD_ConfigActivePower: sprintf (cstrName, "Power Device Nominal RMS Power"); break; - case kHIDUsage_PD_ConfigPercentLoad: sprintf (cstrName, "Power Device Nominal Percent Load"); break; - case kHIDUsage_PD_ConfigTemperature: sprintf (cstrName, "Power Device Nominal Temperature"); break; - - case kHIDUsage_PD_ConfigHumidity: sprintf (cstrName, "Power Device Nominal Humidity"); break; - case kHIDUsage_PD_SwitchOnControl: sprintf (cstrName, "Power Device Switch On Control"); break; - case kHIDUsage_PD_SwitchOffControl: sprintf (cstrName, "Power Device Switch Off Control"); break; - case kHIDUsage_PD_ToggleControl: sprintf (cstrName, "Power Device Toogle Sequence Control"); break; - case kHIDUsage_PD_LowVoltageTransfer: sprintf (cstrName, "Power Device Min Transfer Voltage"); break; - case kHIDUsage_PD_HighVoltageTransfer: sprintf (cstrName, "Power Device Max Transfer Voltage"); break; - case kHIDUsage_PD_DelayBeforeReboot: sprintf (cstrName, "Power Device Delay Before Reboot"); break; - case kHIDUsage_PD_DelayBeforeStartup: sprintf (cstrName, "Power Device Delay Before Startup"); break; - case kHIDUsage_PD_DelayBeforeShutdown: sprintf (cstrName, "Power Device Delay Before Shutdown"); break; - case kHIDUsage_PD_Test: sprintf (cstrName, "Power Device Test Request/Result"); break; - case kHIDUsage_PD_ModuleReset: sprintf (cstrName, "Power Device Reset Request/Result"); break; - case kHIDUsage_PD_AudibleAlarmControl: sprintf (cstrName, "Power Device Audible Alarm Control"); break; - - case kHIDUsage_PD_Present: sprintf (cstrName, "Power Device Present"); break; - case kHIDUsage_PD_Good: sprintf (cstrName, "Power Device Good"); break; - case kHIDUsage_PD_InternalFailure: sprintf (cstrName, "Power Device Internal Failure"); break; - case kHIDUsage_PD_VoltageOutOfRange: sprintf (cstrName, "Power Device Voltage Out Of Range"); break; - case kHIDUsage_PD_FrequencyOutOfRange: sprintf (cstrName, "Power Device Frequency Out Of Range"); break; - case kHIDUsage_PD_Overload: sprintf (cstrName, "Power Device Overload"); break; - case kHIDUsage_PD_OverCharged: sprintf (cstrName, "Power Device Over Charged"); break; - case kHIDUsage_PD_OverTemperature: sprintf (cstrName, "Power Device Over Temperature"); break; - case kHIDUsage_PD_ShutdownRequested: sprintf (cstrName, "Power Device Shutdown Requested"); break; - - case kHIDUsage_PD_ShutdownImminent: sprintf (cstrName, "Power Device Shutdown Imminent"); break; - case kHIDUsage_PD_SwitchOnOff: sprintf (cstrName, "Power Device On/Off Switch Status"); break; - case kHIDUsage_PD_Switchable: sprintf (cstrName, "Power Device Switchable"); break; - case kHIDUsage_PD_Used: sprintf (cstrName, "Power Device Used"); break; - case kHIDUsage_PD_Boost: sprintf (cstrName, "Power Device Boosted"); break; - case kHIDUsage_PD_Buck: sprintf (cstrName, "Power Device Bucked"); break; - case kHIDUsage_PD_Initialized: sprintf (cstrName, "Power Device Initialized"); break; - case kHIDUsage_PD_Tested: sprintf (cstrName, "Power Device Tested"); break; - case kHIDUsage_PD_AwaitingPower: sprintf (cstrName, "Power Device Awaiting Power"); break; - case kHIDUsage_PD_CommunicationLost: sprintf (cstrName, "Power Device Communication Lost"); break; - - case kHIDUsage_PD_iManufacturer: sprintf (cstrName, "Power Device Manufacturer String Index"); break; - case kHIDUsage_PD_iProduct: sprintf (cstrName, "Power Device Product String Index"); break; - case kHIDUsage_PD_iserialNumber: sprintf (cstrName, "Power Device Serial Number String Index"); break; - default: sprintf (cstrName, "Power Device Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_BatterySystem: - if (((valueUsage >= 0x0A) && (valueUsage <= 0x0F)) || ((valueUsage >= 0x1E) && (valueUsage <= 0x27)) || - ((valueUsage >= 0x30) && (valueUsage <= 0x3F)) || ((valueUsage >= 0x4C) && (valueUsage <= 0x5F)) || - ((valueUsage >= 0x6C) && (valueUsage <= 0x7F)) || ((valueUsage >= 0x90) && (valueUsage <= 0xBF)) || - ((valueUsage >= 0xC3) && (valueUsage <= 0xCF)) || ((valueUsage >= 0xDD) && (valueUsage <= 0xEF)) || - ((valueUsage >= 0xF2) && (valueUsage <= 0xFF))) - sprintf (cstrName, "Power Device Reserved"); - else - switch (valueUsage) - { - case kHIDUsage_BS_Undefined: sprintf (cstrName, "Battery System Undefined"); break; - case kHIDUsage_BS_SMBBatteryMode: sprintf (cstrName, "SMB Mode"); break; - case kHIDUsage_BS_SMBBatteryStatus: sprintf (cstrName, "SMB Status"); break; - case kHIDUsage_BS_SMBAlarmWarning: sprintf (cstrName, "SMB Alarm Warning"); break; - case kHIDUsage_BS_SMBChargerMode: sprintf (cstrName, "SMB Charger Mode"); break; - case kHIDUsage_BS_SMBChargerStatus: sprintf (cstrName, "SMB Charger Status"); break; - case kHIDUsage_BS_SMBChargerSpecInfo: sprintf (cstrName, "SMB Charger Extended Status"); break; - case kHIDUsage_BS_SMBSelectorState: sprintf (cstrName, "SMB Selector State"); break; - case kHIDUsage_BS_SMBSelectorPresets: sprintf (cstrName, "SMB Selector Presets"); break; - case kHIDUsage_BS_SMBSelectorInfo: sprintf (cstrName, "SMB Selector Info"); break; - case kHIDUsage_BS_OptionalMfgFunction1: sprintf (cstrName, "Battery System Optional SMB Mfg Function 1"); break; - case kHIDUsage_BS_OptionalMfgFunction2: sprintf (cstrName, "Battery System Optional SMB Mfg Function 2"); break; - case kHIDUsage_BS_OptionalMfgFunction3: sprintf (cstrName, "Battery System Optional SMB Mfg Function 3"); break; - case kHIDUsage_BS_OptionalMfgFunction4: sprintf (cstrName, "Battery System Optional SMB Mfg Function 4"); break; - case kHIDUsage_BS_OptionalMfgFunction5: sprintf (cstrName, "Battery System Optional SMB Mfg Function 5"); break; - case kHIDUsage_BS_ConnectionToSMBus: sprintf (cstrName, "Battery System Connection To System Management Bus"); break; - case kHIDUsage_BS_OutputConnection: sprintf (cstrName, "Battery System Output Connection Status"); break; - case kHIDUsage_BS_ChargerConnection: sprintf (cstrName, "Battery System Charger Connection"); break; - case kHIDUsage_BS_BatteryInsertion: sprintf (cstrName, "Battery System Battery Insertion"); break; - case kHIDUsage_BS_Usenext: sprintf (cstrName, "Battery System Use Next"); break; - case kHIDUsage_BS_OKToUse: sprintf (cstrName, "Battery System OK To Use"); break; - case kHIDUsage_BS_BatterySupported: sprintf (cstrName, "Battery System Battery Supported"); break; - case kHIDUsage_BS_SelectorRevision: sprintf (cstrName, "Battery System Selector Revision"); break; - case kHIDUsage_BS_ChargingIndicator: sprintf (cstrName, "Battery System Charging Indicator"); break; - case kHIDUsage_BS_ManufacturerAccess: sprintf (cstrName, "Battery System Manufacturer Access"); break; - case kHIDUsage_BS_RemainingCapacityLimit: sprintf (cstrName, "Battery System Remaining Capacity Limit"); break; - case kHIDUsage_BS_RemainingTimeLimit: sprintf (cstrName, "Battery System Remaining Time Limit"); break; - case kHIDUsage_BS_AtRate: sprintf (cstrName, "Battery System At Rate..."); break; - case kHIDUsage_BS_CapacityMode: sprintf (cstrName, "Battery System Capacity Mode"); break; - case kHIDUsage_BS_BroadcastToCharger: sprintf (cstrName, "Battery System Broadcast To Charger"); break; - case kHIDUsage_BS_PrimaryBattery: sprintf (cstrName, "Battery System Primary Battery"); break; - case kHIDUsage_BS_ChargeController: sprintf (cstrName, "Battery System Charge Controller"); break; - case kHIDUsage_BS_TerminateCharge: sprintf (cstrName, "Battery System Terminate Charge"); break; - case kHIDUsage_BS_TerminateDischarge: sprintf (cstrName, "Battery System Terminate Discharge"); break; - case kHIDUsage_BS_BelowRemainingCapacityLimit: sprintf (cstrName, "Battery System Below Remaining Capacity Limit"); break; - case kHIDUsage_BS_RemainingTimeLimitExpired: sprintf (cstrName, "Battery System Remaining Time Limit Expired"); break; - case kHIDUsage_BS_Charging: sprintf (cstrName, "Battery System Charging"); break; - case kHIDUsage_BS_Discharging: sprintf (cstrName, "Battery System Discharging"); break; - case kHIDUsage_BS_FullyCharged: sprintf (cstrName, "Battery System Fully Charged"); break; - case kHIDUsage_BS_FullyDischarged: sprintf (cstrName, "Battery System Fully Discharged"); break; - case kHIDUsage_BS_ConditioningFlag: sprintf (cstrName, "Battery System Conditioning Flag"); break; - case kHIDUsage_BS_AtRateOK: sprintf (cstrName, "Battery System At Rate OK"); break; - case kHIDUsage_BS_SMBErrorCode: sprintf (cstrName, "Battery System SMB Error Code"); break; - case kHIDUsage_BS_NeedReplacement: sprintf (cstrName, "Battery System Need Replacement"); break; - case kHIDUsage_BS_AtRateTimeToFull: sprintf (cstrName, "Battery System At Rate Time To Full"); break; - case kHIDUsage_BS_AtRateTimeToEmpty: sprintf (cstrName, "Battery System At Rate Time To Empty"); break; - case kHIDUsage_BS_AverageCurrent: sprintf (cstrName, "Battery System Average Current"); break; - case kHIDUsage_BS_Maxerror: sprintf (cstrName, "Battery System Max Error"); break; - case kHIDUsage_BS_RelativeStateOfCharge: sprintf (cstrName, "Battery System Relative State Of Charge"); break; - case kHIDUsage_BS_AbsoluteStateOfCharge: sprintf (cstrName, "Battery System Absolute State Of Charge"); break; - case kHIDUsage_BS_RemainingCapacity: sprintf (cstrName, "Battery System Remaining Capacity"); break; - case kHIDUsage_BS_FullChargeCapacity: sprintf (cstrName, "Battery System Full Charge Capacity"); break; - case kHIDUsage_BS_RunTimeToEmpty: sprintf (cstrName, "Battery System Run Time To Empty"); break; - case kHIDUsage_BS_AverageTimeToEmpty: sprintf (cstrName, "Battery System Average Time To Empty"); break; - case kHIDUsage_BS_AverageTimeToFull: sprintf (cstrName, "Battery System Average Time To Full"); break; - case kHIDUsage_BS_CycleCount: sprintf (cstrName, "Battery System Cycle Count"); break; - case kHIDUsage_BS_BattPackModelLevel: sprintf (cstrName, "Battery System Batt Pack Model Level"); break; - case kHIDUsage_BS_InternalChargeController: sprintf (cstrName, "Battery System Internal Charge Controller"); break; - case kHIDUsage_BS_PrimaryBatterySupport: sprintf (cstrName, "Battery System Primary Battery Support"); break; - case kHIDUsage_BS_DesignCapacity: sprintf (cstrName, "Battery System Design Capacity"); break; - case kHIDUsage_BS_SpecificationInfo: sprintf (cstrName, "Battery System Specification Info"); break; - case kHIDUsage_BS_ManufacturerDate: sprintf (cstrName, "Battery System Manufacturer Date"); break; - case kHIDUsage_BS_SerialNumber: sprintf (cstrName, "Battery System Serial Number"); break; - case kHIDUsage_BS_iManufacturerName: sprintf (cstrName, "Battery System Manufacturer Name Index"); break; - case kHIDUsage_BS_iDevicename: sprintf (cstrName, "Battery System Device Name Index"); break; - case kHIDUsage_BS_iDeviceChemistry: sprintf (cstrName, "Battery System Device Chemistry Index"); break; - case kHIDUsage_BS_ManufacturerData: sprintf (cstrName, "Battery System Manufacturer Data"); break; - case kHIDUsage_BS_Rechargable: sprintf (cstrName, "Battery System Rechargable"); break; - case kHIDUsage_BS_WarningCapacityLimit: sprintf (cstrName, "Battery System Warning Capacity Limit"); break; - case kHIDUsage_BS_CapacityGranularity1: sprintf (cstrName, "Battery System Capacity Granularity 1"); break; - case kHIDUsage_BS_CapacityGranularity2: sprintf (cstrName, "Battery System Capacity Granularity 2"); break; - case kHIDUsage_BS_iOEMInformation: sprintf (cstrName, "Battery System OEM Information Index"); break; - case kHIDUsage_BS_InhibitCharge: sprintf (cstrName, "Battery System Inhibit Charge"); break; - case kHIDUsage_BS_EnablePolling: sprintf (cstrName, "Battery System Enable Polling"); break; - case kHIDUsage_BS_ResetToZero: sprintf (cstrName, "Battery System Reset To Zero"); break; - case kHIDUsage_BS_ACPresent: sprintf (cstrName, "Battery System AC Present"); break; - case kHIDUsage_BS_BatteryPresent: sprintf (cstrName, "Battery System Battery Present"); break; - case kHIDUsage_BS_PowerFail: sprintf (cstrName, "Battery System Power Fail"); break; - case kHIDUsage_BS_AlarmInhibited: sprintf (cstrName, "Battery System Alarm Inhibited"); break; - case kHIDUsage_BS_ThermistorUnderRange: sprintf (cstrName, "Battery System Thermistor Under Range"); break; - case kHIDUsage_BS_ThermistorHot: sprintf (cstrName, "Battery System Thermistor Hot"); break; - case kHIDUsage_BS_ThermistorCold: sprintf (cstrName, "Battery System Thermistor Cold"); break; - case kHIDUsage_BS_ThermistorOverRange: sprintf (cstrName, "Battery System Thermistor Over Range"); break; - case kHIDUsage_BS_VoltageOutOfRange: sprintf (cstrName, "Battery System Voltage Out Of Range"); break; - case kHIDUsage_BS_CurrentOutOfRange: sprintf (cstrName, "Battery System Current Out Of Range"); break; - case kHIDUsage_BS_CurrentNotRegulated: sprintf (cstrName, "Battery System Current Not Regulated"); break; - case kHIDUsage_BS_VoltageNotRegulated: sprintf (cstrName, "Battery System Voltage Not Regulated"); break; - case kHIDUsage_BS_MasterMode: sprintf (cstrName, "Battery System Master Mode"); break; - case kHIDUsage_BS_ChargerSelectorSupport: sprintf (cstrName, "Battery System Charger Support Selector"); break; - case kHIDUsage_BS_ChargerSpec: sprintf (cstrName, "attery System Charger Specification"); break; - case kHIDUsage_BS_Level2: sprintf (cstrName, "Battery System Charger Level 2"); break; - case kHIDUsage_BS_Level3: sprintf (cstrName, "Battery System Charger Level 3"); break; - default: sprintf (cstrName, "Battery System Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_AlphanumericDisplay: - switch (valueUsage) - { - default: sprintf (cstrName, "Alphanumeric Display Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_BarCodeScanner: - switch (valueUsage) - { - default: sprintf (cstrName, "Bar Code Scanner Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Scale: - switch (valueUsage) - { - default: sprintf (cstrName, "Scale Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_CameraControl: - switch (valueUsage) - { - default: sprintf (cstrName, "Camera Control Usage 0x%lx", valueUsage); break; - } - break; - case kHIDPage_Arcade: - switch (valueUsage) - { - default: sprintf (cstrName, "Arcade Usage 0x%lx", valueUsage); break; - } - break; - default: - if (valueUsagePage > kHIDPage_VendorDefinedStart) - sprintf (cstrName, "Vendor Defined Usage 0x%lx", valueUsage); - else - sprintf (cstrName, "Page: 0x%lx, Usage: 0x%lx", valueUsagePage, valueUsage); - break; - } -} - -// --------------------------------- -// returns calibrated value given raw value passed in -// calibrated value is equal to min and max values returned by HIDGetElementValue since device list built scaled to element reported min and max values -/* -SInt32 HIDCalibrateValue (SInt32 value, pRecElement pElement) -{ - if (NULL != pElement) - { - float deviceScale = pElement->max - pElement->min; - float readScale = pElement->calMax - pElement->calMin; - if (readScale == 0) - return value; // no scaling as - else - return ((value - pElement->calMin) * deviceScale / readScale) + pElement->min; - } - else - return 0; // bad element passed in -} -*/ -// --------------------------------- -// returns scaled value given raw value passed in -// scaled value is equal to current value assumed to be in the range of element reported min and max values scaled to user min and max scaled values - -SInt32 HIDScaleValue (SInt32 value, pRecElement pElement) -{ - float deviceScale = pElement->userMax - pElement->userMin; - float readScale = pElement->max - pElement->min; - if (readScale == 0) - return value; - else - return (value - pElement->min) * deviceScale / readScale + pElement->userMin; -} - -// --------------------------------- -// convert an element type to a mask -HIDElementTypeMask HIDConvertElementTypeToMask (const long type) -{ - HIDElementTypeMask result = kHIDElementTypeAll; - - switch (type) - { - case kIOHIDElementTypeInput_Misc: - case kIOHIDElementTypeInput_Button: - case kIOHIDElementTypeInput_Axis: - case kIOHIDElementTypeInput_ScanCodes: - result = kHIDElementTypeInput; - break; - case kIOHIDElementTypeOutput: - result = kHIDElementTypeOutput; - break; - case kIOHIDElementTypeFeature: - result = kHIDElementTypeFeature; - break; - case kIOHIDElementTypeCollection: - result = kHIDElementTypeCollection; - break; - default: - result = kHIDElementTypeAll; - break; - } - return result; -} - -Boolean HIDFindDevice(const pRecDevice pSearchDevice, pRecDevice *ppFoundDevice) -{ - pRecDevice pDevice, pBestDevice = NULL; - long bestScore = 0; - - // iterate over all devices - pDevice = HIDGetFirstDevice(); - while (pDevice) - { - long deviceScore = 1; - - if (pSearchDevice->vendorID && (pSearchDevice->vendorID == pDevice->vendorID)) - { - deviceScore += 10; - if (pSearchDevice->productID && (pSearchDevice->productID == pDevice->productID)) - deviceScore += 8; - } - - if ((pSearchDevice->usagePage && (pSearchDevice->usagePage == pDevice->usagePage)) && - (pSearchDevice->usage && (pSearchDevice->usage == pDevice->usage))) - deviceScore += 9; - - if (pSearchDevice->locID && (pSearchDevice->locID == pDevice->locID)) - deviceScore += 5; - - if (deviceScore > bestScore) - { - pBestDevice = pDevice; - bestScore = deviceScore; -#if 0 // set true to output scoring informaton - printf("\n-HIDFindDevice(%ld:%ld)-I-Debug, better score: %ld.",pSearchElement->usagePage, pSearchElement->usage, score); - HIDPrintElement(pBestElement); -#endif - } - pDevice = HIDGetNextDevice(pDevice); - } - - if (NULL != pBestDevice) - { - *ppFoundDevice = pBestDevice; -#if 0 // set true to output scoring informaton - printf("\n-HIDFindDevice(%ld:%ld)-I-Debug, best score: %ld.",pSearchElement->usagePage, pSearchElement->usage, bestScore); - HIDPrintElement(pBestElement); - printf("\n"); -#endif - return true; - } - else - return false; -} - -// --------------------------------- -// find the device and element for this action -// Device: serial, vendorID, productID, location, usagePage, usage -// Element: cookie, usagePage, usage, - -Boolean HIDFindActionDeviceAndElement(const pRecDevice pSearchDevice, const pRecElement pSearchElement, - pRecDevice *ppFoundDevice, pRecElement *ppFoundElement) -{ - pRecDevice pDevice, pBestDevice = NULL; - pRecElement pElement, pBestElement = NULL; - HIDElementTypeMask hidMask = HIDConvertElementTypeToMask (pSearchElement->type); - long bestScore = 0; - - // iterate over all devices - pDevice = HIDGetFirstDevice(); - while (pDevice) - { - long deviceScore = 1; - - if (pSearchDevice->vendorID && (pSearchDevice->vendorID == pDevice->vendorID)) - { - deviceScore += 10; - if (pSearchDevice->productID && (pSearchDevice->productID == pDevice->productID)) - deviceScore += 8; - } - if ((pSearchDevice->usagePage && (pSearchDevice->usagePage == pDevice->usagePage)) && - (pSearchDevice->usage && (pSearchDevice->usage == pDevice->usage))) - deviceScore += 9; - - if (pSearchDevice->locID && (pSearchDevice->locID == pDevice->locID)) - deviceScore += 5; - - // iterate over all elements of this device - pElement = HIDGetFirstDeviceElement(pDevice, hidMask); - while (pElement) - { - long score = deviceScore; - - if ((pSearchElement->usagePage && (pSearchElement->usagePage == pElement->usagePage)) && - (pSearchElement->usage && (pSearchElement->usage == pElement->usage))) - { - score += 5; - - if (pSearchElement->cookie && (pSearchElement->cookie == pElement->cookie)) - score += 4; - } - else - score = 0; -#if 0 // set true to output scoring informaton - if (kHIDPage_KeyboardOrKeypad != pElement->usagePage) // skip keyboards here - { - printf("\n-HIDFindActionDeviceAndElement(%ld:%ld)-I-Debug, score: %ld.",pSearchElement->usagePage, pSearchElement->usage, score); - HIDPrintElement(pElement); - } -#endif - if (score > bestScore) - { - pBestDevice = pDevice; - pBestElement = pElement; - bestScore = score; -#if 0 // set true to output scoring informaton - printf("\n-HIDFindActionDeviceAndElement(%ld:%ld)-I-Debug, better score: %ld.",pSearchElement->usagePage, pSearchElement->usage, score); - HIDPrintElement(pBestElement); -#endif - } - pElement = HIDGetNextDeviceElement(pElement, hidMask); - } - pDevice = HIDGetNextDevice(pDevice); - } - - if ((NULL != pBestDevice) || (NULL != pBestElement)) - { - *ppFoundDevice = pBestDevice; - *ppFoundElement = pBestElement; -#if 0 // set true to output scoring informaton - printf("\n-HIDFindActionDeviceAndElement(%ld:%ld)-I-Debug, best score: %ld.",pSearchElement->usagePage, pSearchElement->usage, bestScore); - HIDPrintElement(pBestElement); - printf("\n"); -#endif - return true; - } - else - return false; -} - -// --------------------------------- -// find the device and element for this action -// Device: serial, vendorID, productID, location, usagePage, usage -// Element: cookie, usagePage, usage, - -Boolean HIDFindSubElement(const pRecElement pStartElement, const pRecElement pSearchElement, pRecElement *ppFoundElement) -{ - pRecElement pElement, pBestElement = NULL; - HIDElementTypeMask hidMask = HIDConvertElementTypeToMask (pSearchElement->type); - long bestScore = 0; - - if ((NULL == pStartElement) || (NULL == pSearchElement) || (NULL == ppFoundElement)) - return false; - - // iterate over all children of this element - pElement = pStartElement->pChild; - - while (pElement) - { - long score = 0; -#if 0 // set true to output searching informaton - printf("\n-HIDFindSubElement, search = {t:%.2lX, u:%.4lX:%.4lX}, match = {t:%.2lX, u:%.4lX:%.4lX, s:\"%s\"}", - pSearchElement->type, pSearchElement->usagePage, pSearchElement->usage, - pElement->type, pElement->usagePage, pElement->usage, pElement->name); - fflush(stdout); -#endif - if ((pSearchElement->usagePage && (pSearchElement->usagePage == pElement->usagePage)) && (pSearchElement->usage && (pSearchElement->usage == pElement->usage))) - { - score += 4; - if (pSearchElement->cookie && (pSearchElement->cookie == pElement->cookie)) - score += 5; - } -#if 0 // set true to output searching informaton - if (kHIDPage_KeyboardOrKeypad != pElement->usagePage) // skip keyboards here - { - printf("\n-HIDFindSubElement(%ld:%ld)-I-Debug, score: %ld.",pSearchElement->usagePage, pSearchElement->usage, score); - HIDPrintElement(pElement); - } -#endif - - if (score > bestScore) - { - pBestElement = pElement; - bestScore = score; -#if 0 // set true to output searching informaton - printf("\n-HIDFindSubElement(%ld:%ld)-I-Debug, better score: %ld.",pSearchElement->usagePage, pSearchElement->usage, score); - HIDPrintElement(pBestElement); -#endif - } - pElement = HIDGetNextDeviceElement(pElement, hidMask); - } -#if 0 // set true to output searching informaton - if (pBestElement) - { - printf("\n-HIDFindSubElement(%ld:%ld)-I-Debug, best score: %ld.",pSearchElement->usagePage, pSearchElement->usage, bestScore); - HIDPrintElement(pBestElement); - printf("\n"); - } -#endif - - *ppFoundElement = pBestElement; - return (NULL != pBestElement); -} - -// print out all of an elements information -int HIDPrintElement(const pRecElement pElement) -{ - int results; - int count; - - printf("\n"); - - if (gDepth != pElement->depth) - printf("%d",gDepth); - for (count = 0;count < pElement->depth;count++) - printf(" | "); - -#if 0 // this is verbose - results = - printf("-HIDPrintElement = {name: \"%s\", t: 0x%.2lX, u:%ld:%ld, c: %ld, min/max: %ld/%ld, scaled: %ld/%ld, size: %ld, rel: %s, wrap: %s, nonLinear: %s, preferred: %s, nullState: %s, units: %ld, exp: %ld, cal: %ld/%ld, user: %ld/%ld, depth: %ld}.", - pElement->name, // name of element (c string) - pElement->type, // the type defined by IOHIDElementType in IOHIDKeys.h - pElement->usagePage, // usage page from IOUSBHIDParser.h which defines general usage - pElement->usage, // usage within above page from IOUSBHIDParser.h which defines specific usage - (long) pElement->cookie, // unique value (within device of specific vendorID and productID) which identifies element, will NOT change - pElement->min, // reported min value possible - pElement->max, // reported max value possible - pElement->scaledMin, // reported scaled min value possible - pElement->scaledMax, // reported scaled max value possible - pElement->size, // size in bits of data return from element - pElement->relative ? "YES" : "NO", // are reports relative to last report (deltas) - pElement->wrapping ? "YES" : "NO", // does element wrap around (one value higher than max is min) - pElement->nonLinear ? "YES" : "NO", // are the values reported non-linear relative to element movement - pElement->preferredState ? "YES" : "NO",// does element have a preferred state (such as a button) - pElement->nullState ? "YES" : "NO", // does element have null state - pElement->units, // units value is reported in (not used very often) - pElement->unitExp, // exponent for units (also not used very often) - pElement->calMin, // min returned value (for calibrate call) - pElement->calMax, // max returned value - pElement->userMin, // user set min to scale to (for scale call) - pElement->userMax, // user set max - pElement->depth - ); -#else // this is brief - results = - printf("-HIDPrintElement = {t: 0x%lX, u:%ld:%ld, c: %ld, name: \"%s\", d: %ld}.", - pElement->type, // the type defined by IOHIDElementType in IOHIDKeys.h - pElement->usagePage, // usage page from IOUSBHIDParser.h which defines general usage - pElement->usage, // usage within above page from IOUSBHIDParser.h which defines specific usage - (long) pElement->cookie, // unique value (within device of specific vendorID and productID) which identifies element, will NOT change - pElement->name, // name of element (c string) - pElement->depth - ); -#endif - fflush(stdout); - return results; -} - -// return true if this is a valid device pointer -Boolean HIDIsValidDevice(const pRecDevice pSearchDevice) -{ - pRecDevice pDevice = gpDeviceList; - - while (pDevice) - { - if (pDevice == pSearchDevice) - return true; - pDevice = pDevice->pNext; - } - return false; -} - -// return true if this is a valid element pointer for this device -Boolean HIDIsValidElement(const pRecDevice pSearchDevice, const pRecElement pSearchElement) -{ - if (HIDIsValidDevice(pSearchDevice)) - { - pRecElement pRecElementTemp = HIDGetFirstDeviceElement(pSearchDevice,kHIDElementTypeAll); - while (pRecElementTemp) - { - if (pRecElementTemp == pSearchElement) - return true; - pRecElementTemp = HIDGetNextDeviceElement(pRecElementTemp,kHIDElementTypeAll); - } - } - return false; -} -- cgit v1.2.1