[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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