| [1505] | 1 | /* | 
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|  | 2 | The zlib/libpng License | 
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|  | 3 |  | 
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|  | 4 | Copyright (c) 2006 Phillip Castaneda | 
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|  | 5 |  | 
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|  | 6 | This software is provided 'as-is', without any express or implied warranty. In no event will | 
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|  | 7 | the authors be held liable for any damages arising from the use of this software. | 
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|  | 8 |  | 
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|  | 9 | Permission is granted to anyone to use this software for any purpose, including commercial | 
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|  | 10 | applications, and to alter it and redistribute it freely, subject to the following | 
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|  | 11 | restrictions: | 
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|  | 12 |  | 
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|  | 13 | 1. The origin of this software must not be misrepresented; you must not claim that | 
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|  | 14 | you wrote the original software. If you use this software in a product, | 
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|  | 15 | an acknowledgment in the product documentation would be appreciated but is | 
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|  | 16 | not required. | 
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|  | 17 |  | 
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|  | 18 | 2. Altered source versions must be plainly marked as such, and must not be | 
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|  | 19 | misrepresented as being the original software. | 
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|  | 20 |  | 
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|  | 21 | 3. This notice may not be removed or altered from any source distribution. | 
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|  | 22 | */ | 
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|  | 23 | #include "mac/MacHIDManager.h" | 
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|  | 24 | #include "OISException.h" | 
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|  | 25 | #include "OISObject.h" | 
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|  | 26 |  | 
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|  | 27 | #include <iostream> | 
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|  | 28 | using namespace std; | 
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|  | 29 |  | 
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|  | 30 | using namespace OIS; | 
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|  | 31 |  | 
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|  | 32 | //------------------------------------------------------------------------------------------------------// | 
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|  | 33 | //------------------------------------------------------------------------------------------------------// | 
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|  | 34 | template<typename T> | 
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|  | 35 | T getDictionaryItemAsRef(CFDictionaryRef dict, const char* keyName) | 
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|  | 36 | { | 
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|  | 37 | return CFDictionaryGetValue(dict, OIS_CFString(keyName)); | 
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|  | 38 | } | 
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|  | 39 |  | 
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|  | 40 | template<> | 
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|  | 41 | CFArrayRef getDictionaryItemAsRef(CFDictionaryRef dict, const char* keyName) | 
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|  | 42 | { | 
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|  | 43 | CFTypeRef temp = CFDictionaryGetValue(dict, OIS_CFString(keyName)); | 
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|  | 44 |  | 
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|  | 45 | if(temp && CFGetTypeID(temp) == CFArrayGetTypeID()) | 
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|  | 46 | return (CFArrayRef)temp; | 
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|  | 47 | else | 
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|  | 48 | return 0; | 
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|  | 49 | } | 
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|  | 50 |  | 
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|  | 51 | template<> | 
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|  | 52 | CFStringRef getDictionaryItemAsRef(CFDictionaryRef dict, const char* keyName) | 
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|  | 53 | { | 
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|  | 54 | CFTypeRef temp = CFDictionaryGetValue(dict, OIS_CFString(keyName)); | 
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|  | 55 |  | 
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|  | 56 | if(temp && CFGetTypeID(temp) == CFStringGetTypeID()) | 
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|  | 57 | return (CFStringRef)temp; | 
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|  | 58 | else | 
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|  | 59 | return 0; | 
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|  | 60 | } | 
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|  | 61 |  | 
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|  | 62 | template<> | 
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|  | 63 | CFNumberRef getDictionaryItemAsRef(CFDictionaryRef dict, const char* keyName) | 
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|  | 64 | { | 
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|  | 65 | CFTypeRef temp = CFDictionaryGetValue(dict, OIS_CFString(keyName)); | 
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|  | 66 |  | 
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|  | 67 | if(temp && CFGetTypeID(temp) == CFNumberGetTypeID()) | 
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|  | 68 | return (CFNumberRef)temp; | 
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|  | 69 | else | 
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|  | 70 | return 0; | 
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|  | 71 | } | 
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|  | 72 |  | 
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|  | 73 | //------------------------------------------------------------------------------------------------------// | 
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|  | 74 | //------------------------------------------------------------------------------------------------------// | 
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|  | 75 | template<typename T> | 
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|  | 76 | T getArrayItemAsRef(CFArrayRef array, CFIndex idx) | 
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|  | 77 | { | 
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|  | 78 | return CFArrayGetValueAtIndex(array, idx); | 
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|  | 79 | } | 
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|  | 80 |  | 
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|  | 81 | template<> | 
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|  | 82 | CFDictionaryRef getArrayItemAsRef(CFArrayRef array, CFIndex idx) | 
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|  | 83 | { | 
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|  | 84 | CFTypeRef temp = CFArrayGetValueAtIndex(array, idx); | 
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|  | 85 |  | 
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|  | 86 | if(temp && CFGetTypeID(temp) == CFDictionaryGetTypeID()) | 
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|  | 87 | return (CFDictionaryRef)temp; | 
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|  | 88 | else | 
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|  | 89 | return 0; | 
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|  | 90 | } | 
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|  | 91 |  | 
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|  | 92 | //------------------------------------------------------------------------------------------------------// | 
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|  | 93 | int getInt32(CFNumberRef ref) | 
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|  | 94 | { | 
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|  | 95 | int r = 0; | 
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|  | 96 | if (r) | 
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|  | 97 | CFNumberGetValue(ref, kCFNumberIntType, &r); | 
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|  | 98 | return r; | 
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|  | 99 | } | 
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|  | 100 |  | 
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|  | 101 | //--------------------------------------------------------------------------------// | 
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|  | 102 | MacHIDManager::MacHIDManager() | 
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|  | 103 | { | 
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|  | 104 | } | 
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|  | 105 |  | 
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|  | 106 | //--------------------------------------------------------------------------------// | 
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|  | 107 | MacHIDManager::~MacHIDManager() | 
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|  | 108 | { | 
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|  | 109 | } | 
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|  | 110 |  | 
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|  | 111 | //------------------------------------------------------------------------------------------------------// | 
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|  | 112 | void MacHIDManager::initialize() | 
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|  | 113 | { | 
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|  | 114 | CFMutableDictionaryRef deviceLookupMap = IOServiceMatching(kIOHIDDeviceKey); | 
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|  | 115 | if(!deviceLookupMap) | 
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|  | 116 | OIS_EXCEPT(E_General, "Could not setup HID device search parameters"); | 
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|  | 117 |  | 
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|  | 118 | //Make the search more specific by adding usage flags | 
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|  | 119 | int usage = kHIDUsage_GD_GamePad | kHIDUsage_GD_Joystick, | 
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|  | 120 | page  = kHIDPage_GenericDesktop; | 
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|  | 121 |  | 
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|  | 122 | CFNumberRef usageRef = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &usage), | 
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|  | 123 | pageRef  = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &page); | 
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|  | 124 |  | 
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|  | 125 | CFDictionarySetValue(deviceLookupMap, CFSTR(kIOHIDPrimaryUsageKey), usageRef); | 
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|  | 126 | CFDictionarySetValue(deviceLookupMap, CFSTR(kIOHIDPrimaryUsagePageKey), pageRef); | 
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|  | 127 |  | 
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|  | 128 | //IOServiceGetMatchingServices consumes the map so we do not have to release it ourself | 
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|  | 129 | io_iterator_t iterator = 0; | 
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|  | 130 | IOReturn result = IOServiceGetMatchingServices(kIOMasterPortDefault, deviceLookupMap, &iterator); | 
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|  | 131 | if (result == kIOReturnSuccess && iterator) | 
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|  | 132 | { | 
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|  | 133 | io_object_t hidDevice = 0; | 
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|  | 134 | while ((hidDevice = IOIteratorNext(iterator)) !=0) | 
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|  | 135 | { | 
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|  | 136 | //Get the current registry items property map | 
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|  | 137 | CFMutableDictionaryRef propertyMap = 0; | 
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|  | 138 | if (IORegistryEntryCreateCFProperties(hidDevice, &propertyMap, kCFAllocatorDefault, kNilOptions) == KERN_SUCCESS && propertyMap) | 
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|  | 139 | { | 
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|  | 140 | //Go through device to find all needed info | 
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|  | 141 | HidInfo* hid = enumerateDeviceProperties(propertyMap); | 
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|  | 142 | if(hid) | 
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|  | 143 | mDeviceList.push_back(hid); | 
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|  | 144 |  | 
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|  | 145 | //todo - we need to hold an open interface so we do not have to enumerate again later | 
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|  | 146 | //should be able to watch for device removals also | 
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|  | 147 |  | 
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|  | 148 | /// Testing opening / closing interface | 
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|  | 149 | //IOCFPlugInInterface **pluginInterface = NULL; | 
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|  | 150 | //SInt32 score = 0; | 
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|  | 151 | //if (IOCreatePlugInInterfaceForService(hidDevice, kIOHIDDeviceUserClientTypeID, kIOCFPlugInInterfaceID, &pluginInterface, &score) == kIOReturnSuccess) | 
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|  | 152 | //{ | 
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|  | 153 | //      IOHIDDeviceInterface **interface; | 
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|  | 154 | //      HRESULT pluginResult = (*pluginInterface)->QueryInterface(pluginInterface, CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID), (void **)&(interface)); | 
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|  | 155 | //      if(pluginResult == S_OK) | 
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|  | 156 | //              cout << "Successfully created plugin interface for device\n"; | 
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|  | 157 | //      else | 
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|  | 158 | //              cout << "Not able to create plugin interface\n"; | 
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|  | 159 |  | 
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|  | 160 | //      IODestroyPlugInInterface(pluginInterface); | 
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|  | 161 |  | 
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|  | 162 | //      if ((*interface)->open(interface, 0) == KERN_SUCCESS) | 
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|  | 163 | //              cout << "Opened interface.\n"; | 
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|  | 164 | //      else | 
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|  | 165 | //              cout << "Failed to open\n"; | 
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|  | 166 |  | 
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|  | 167 | //      (*interface)->close(interface); | 
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|  | 168 | //} | 
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|  | 169 | // | 
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|  | 170 | } | 
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|  | 171 | } | 
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|  | 172 |  | 
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|  | 173 | IOObjectRelease(iterator); | 
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|  | 174 | } | 
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|  | 175 |  | 
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|  | 176 | CFRelease(usageRef); | 
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|  | 177 | CFRelease(pageRef); | 
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|  | 178 | } | 
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|  | 179 |  | 
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|  | 180 | //------------------------------------------------------------------------------------------------------// | 
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|  | 181 | HidInfo* MacHIDManager::enumerateDeviceProperties(CFMutableDictionaryRef propertyMap) | 
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|  | 182 | { | 
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|  | 183 | HidInfo* info = new HidInfo(); | 
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|  | 184 |  | 
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|  | 185 | info->type = OISJoyStick; | 
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|  | 186 |  | 
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|  | 187 | CFStringRef str = getDictionaryItemAsRef<CFStringRef>(propertyMap, kIOHIDManufacturerKey); | 
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|  | 188 | if (str) | 
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|  | 189 | info->vendor = CFStringGetCStringPtr(str, CFStringGetSystemEncoding()); | 
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|  | 190 |  | 
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|  | 191 | str = getDictionaryItemAsRef<CFStringRef>(propertyMap, kIOHIDProductKey); | 
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|  | 192 | if (str) | 
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|  | 193 | info->productKey = CFStringGetCStringPtr(str, CFStringGetSystemEncoding()); | 
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|  | 194 |  | 
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|  | 195 | info->combinedKey = info->vendor + " " + info->productKey; | 
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|  | 196 |  | 
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|  | 197 | //Go through all items in this device (i.e. buttons, hats, sticks, axes, etc) | 
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|  | 198 | CFArrayRef array = getDictionaryItemAsRef<CFArrayRef>(propertyMap, kIOHIDElementKey); | 
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|  | 199 | if (array) | 
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|  | 200 | for (int i = 0; i < CFArrayGetCount(array); i++) | 
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|  | 201 | parseDeviceProperties(getArrayItemAsRef<CFDictionaryRef>(array, i)); | 
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|  | 202 |  | 
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|  | 203 | return info; | 
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|  | 204 | } | 
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|  | 205 |  | 
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|  | 206 | //------------------------------------------------------------------------------------------------------// | 
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|  | 207 | void MacHIDManager::parseDeviceProperties(CFDictionaryRef properties) | 
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|  | 208 | { | 
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|  | 209 | if(!properties) | 
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|  | 210 | return; | 
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|  | 211 |  | 
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|  | 212 | CFArrayRef array = getDictionaryItemAsRef<CFArrayRef>(properties, kIOHIDElementKey); | 
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|  | 213 | if (array) | 
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|  | 214 | { | 
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|  | 215 | for (int i = 0; i < CFArrayGetCount(array); i++) | 
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|  | 216 | { | 
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|  | 217 | CFDictionaryRef element = getArrayItemAsRef<CFDictionaryRef>(array, i); | 
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|  | 218 | if (element) | 
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|  | 219 | { | 
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|  | 220 | if(getInt32(getDictionaryItemAsRef<CFNumberRef>(element, kIOHIDElementTypeKey)) == kIOHIDElementTypeCollection) | 
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|  | 221 | {       //Check if we need to recurse further intoi another collection | 
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|  | 222 | if(getInt32(getDictionaryItemAsRef<CFNumberRef>(element, kIOHIDElementUsagePageKey)) == kHIDPage_GenericDesktop) | 
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|  | 223 | parseDeviceProperties(element); | 
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|  | 224 | } | 
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|  | 225 | else | 
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|  | 226 | { | 
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|  | 227 | switch(getInt32(getDictionaryItemAsRef<CFNumberRef>(element, kIOHIDElementUsagePageKey))) | 
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|  | 228 | { | 
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|  | 229 | case kHIDPage_GenericDesktop: | 
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|  | 230 | switch(getInt32(getDictionaryItemAsRef<CFNumberRef>(element, kIOHIDElementUsageKey))) | 
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|  | 231 | { | 
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|  | 232 | case kHIDUsage_GD_Pointer: | 
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|  | 233 | cout << "\tkHIDUsage_GD_Pointer\n"; | 
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|  | 234 | parseDevicePropertiesGroup(element); | 
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|  | 235 | break; | 
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|  | 236 | case kHIDUsage_GD_X: | 
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|  | 237 | case kHIDUsage_GD_Y: | 
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|  | 238 | case kHIDUsage_GD_Z: | 
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|  | 239 | case kHIDUsage_GD_Rx: | 
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|  | 240 | case kHIDUsage_GD_Ry: | 
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|  | 241 | case kHIDUsage_GD_Rz: | 
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|  | 242 | cout << "\tAxis\n"; | 
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|  | 243 | break; | 
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|  | 244 | case kHIDUsage_GD_Slider: | 
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|  | 245 | case kHIDUsage_GD_Dial: | 
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|  | 246 | case kHIDUsage_GD_Wheel: | 
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|  | 247 | cout << "\tUnsupported kHIDUsage_GD_Wheel\n"; | 
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|  | 248 | break; | 
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|  | 249 | case kHIDUsage_GD_Hatswitch: | 
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|  | 250 | cout << "\tUnsupported - kHIDUsage_GD_Hatswitch\n"; | 
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|  | 251 | break; | 
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|  | 252 | } | 
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|  | 253 | break; | 
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|  | 254 | case kHIDPage_Button: | 
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|  | 255 | cout << "\tkHIDPage_Button\n"; | 
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|  | 256 | break; | 
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|  | 257 | } | 
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|  | 258 | } | 
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|  | 259 | } | 
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|  | 260 | } | 
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|  | 261 | } | 
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|  | 262 | } | 
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|  | 263 |  | 
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|  | 264 | //------------------------------------------------------------------------------------------------------// | 
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|  | 265 | void MacHIDManager::parseDevicePropertiesGroup(CFDictionaryRef properties) | 
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|  | 266 | { | 
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|  | 267 | if(!properties) | 
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|  | 268 | return; | 
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|  | 269 |  | 
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|  | 270 | CFArrayRef array = getDictionaryItemAsRef<CFArrayRef>(properties, kIOHIDElementKey); | 
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|  | 271 | if(array) | 
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|  | 272 | { | 
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|  | 273 | for (int i = 0; i < CFArrayGetCount(array); i++) | 
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|  | 274 | { | 
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|  | 275 | CFDictionaryRef element = getArrayItemAsRef<CFDictionaryRef>(array, i); | 
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|  | 276 | if (element) | 
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|  | 277 | { | 
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|  | 278 | switch(getInt32(getDictionaryItemAsRef<CFNumberRef>(element, kIOHIDElementUsagePageKey))) | 
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|  | 279 | { | 
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|  | 280 | case kHIDPage_GenericDesktop: | 
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|  | 281 | switch(getInt32(getDictionaryItemAsRef<CFNumberRef>(element, kIOHIDElementUsageKey))) | 
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|  | 282 | { | 
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|  | 283 | case kHIDUsage_GD_X: | 
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|  | 284 | case kHIDUsage_GD_Y: | 
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|  | 285 | case kHIDUsage_GD_Z: | 
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|  | 286 | case kHIDUsage_GD_Rx: | 
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|  | 287 | case kHIDUsage_GD_Ry: | 
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|  | 288 | case kHIDUsage_GD_Rz: | 
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|  | 289 | cout << "\t\tAxis\n"; | 
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|  | 290 | break; | 
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|  | 291 | case kHIDUsage_GD_Slider: | 
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|  | 292 | case kHIDUsage_GD_Dial: | 
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|  | 293 | case kHIDUsage_GD_Wheel: | 
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|  | 294 | cout << "\tUnsupported - kHIDUsage_GD_Wheel\n"; | 
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|  | 295 | break; | 
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|  | 296 | case kHIDUsage_GD_Hatswitch: | 
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|  | 297 | cout << "\tUnsupported - kHIDUsage_GD_Hatswitch\n"; | 
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|  | 298 | break; | 
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|  | 299 | } | 
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|  | 300 | break; | 
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|  | 301 | case kHIDPage_Button: | 
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|  | 302 | break; | 
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|  | 303 | } | 
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|  | 304 | } | 
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|  | 305 | } | 
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|  | 306 | } | 
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|  | 307 | } | 
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|  | 308 |  | 
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|  | 309 | //--------------------------------------------------------------------------------// | 
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|  | 310 | DeviceList MacHIDManager::freeDeviceList() | 
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|  | 311 | { | 
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|  | 312 | DeviceList ret; | 
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|  | 313 | HidInfoList::iterator it = mDeviceList.begin(), end = mDeviceList.end(); | 
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|  | 314 | for(; it != end; ++it) | 
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|  | 315 | { | 
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|  | 316 | if((*it)->inUse == false) | 
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|  | 317 | ret.insert(std::make_pair((*it)->type, (*it)->combinedKey)); | 
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|  | 318 | } | 
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|  | 319 |  | 
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|  | 320 | return ret; | 
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|  | 321 | } | 
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|  | 322 |  | 
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|  | 323 | //--------------------------------------------------------------------------------// | 
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|  | 324 | int MacHIDManager::totalDevices(Type iType) | 
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|  | 325 | { | 
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|  | 326 | int ret = 0; | 
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|  | 327 | HidInfoList::iterator it = mDeviceList.begin(), end = mDeviceList.end(); | 
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|  | 328 |  | 
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|  | 329 | for(; it != end; ++it) | 
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|  | 330 | { | 
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|  | 331 | if((*it)->type == iType) | 
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|  | 332 | ret++; | 
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|  | 333 | } | 
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|  | 334 |  | 
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|  | 335 | return ret; | 
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|  | 336 | } | 
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|  | 337 |  | 
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|  | 338 | //--------------------------------------------------------------------------------// | 
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|  | 339 | int MacHIDManager::freeDevices(Type iType) | 
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|  | 340 | { | 
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|  | 341 | int ret = 0; | 
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|  | 342 | HidInfoList::iterator it = mDeviceList.begin(), end = mDeviceList.end(); | 
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|  | 343 |  | 
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|  | 344 | for(; it != end; ++it) | 
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|  | 345 | { | 
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|  | 346 | if((*it)->inUse == false && (*it)->type == iType) | 
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|  | 347 | ret++; | 
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|  | 348 | } | 
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|  | 349 |  | 
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|  | 350 | return ret; | 
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|  | 351 | } | 
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|  | 352 |  | 
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|  | 353 | //--------------------------------------------------------------------------------// | 
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|  | 354 | bool MacHIDManager::vendorExist(Type iType, const std::string & vendor) | 
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|  | 355 | { | 
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|  | 356 | HidInfoList::iterator it = mDeviceList.begin(), end = mDeviceList.end(); | 
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|  | 357 |  | 
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|  | 358 | for(; it != end; ++it) | 
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|  | 359 | { | 
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|  | 360 | if((*it)->type == iType && (*it)->combinedKey == vendor) | 
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|  | 361 | return true; | 
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|  | 362 | } | 
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|  | 363 |  | 
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|  | 364 | return false; | 
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|  | 365 | } | 
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|  | 366 |  | 
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|  | 367 | //--------------------------------------------------------------------------------// | 
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|  | 368 | Object* MacHIDManager::createObject(InputManager* creator, Type iType, bool bufferMode, | 
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|  | 369 | const std::string & vendor) | 
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|  | 370 | { | 
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|  | 371 | Object *obj = 0; | 
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|  | 372 |  | 
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|  | 373 | HidInfoList::iterator it = mDeviceList.begin(), end = mDeviceList.end(); | 
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|  | 374 | for(; it != end; ++it) | 
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|  | 375 | { | 
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|  | 376 | if((*it)->inUse == false && (*it)->type == iType && (vendor == "" || (*it)->combinedKey == vendor)) | 
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|  | 377 | { | 
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|  | 378 | //create device | 
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|  | 379 | } | 
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|  | 380 | } | 
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|  | 381 |  | 
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|  | 382 | if( obj == 0 ) | 
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|  | 383 | OIS_EXCEPT(E_InputDeviceNonExistant, "No devices match requested type."); | 
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|  | 384 |  | 
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|  | 385 | return obj; | 
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|  | 386 | } | 
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|  | 387 |  | 
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|  | 388 | //--------------------------------------------------------------------------------// | 
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|  | 389 | void MacHIDManager::destroyObject(Object* obj) | 
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|  | 390 | { | 
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|  | 391 | delete obj; | 
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|  | 392 | } | 
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