bool CompareNumberPropertyArray( IOService * owner, OSDictionary * matching, const char * arrayName, const char * key, SInt32 * score, SInt32 increment) { OSNumber *registryProperty = (OSNumber *)owner->copyProperty(key); OSArray *propertyArray = (OSArray *)matching->getObject(arrayName); CONVERT_TO_STACK_RETAIN(registryProperty); // If the property in the matching doesn't exist return true if ( OSDynamicCast(OSArray, propertyArray) ) { if ( OSDynamicCast(OSNumber, registryProperty ) ) { OSNumber *propertyFromArray; int i = 0; for ( i = 0; i < propertyArray->getCount(); i ++ ) { propertyFromArray = OSDynamicCast(OSNumber, propertyArray->getObject(i)); if ( propertyFromArray && propertyFromArray->isEqualTo(registryProperty) ) { if ( score ) *score += increment; return true; } } } } else return true; return false; }
// This routine will look to see if the OSArray contains any matching keys. The OSArray has to contain a list of OSNumbers. bool IOUSBNub::USBComparePropertyInArray( OSDictionary *matching, const char * arrayName, const char * key, UInt32 * theProductIDThatMatched ) { // We return success iff we match any entry in the array with the key OSArray * propertyIDArray = NULL; OSNumber * registryProperty = NULL; OSNumber * propertyFromArrayItem = NULL; bool matches = false; unsigned int index; *theProductIDThatMatched = 0; // Get our nub's value for the key registryProperty = OSDynamicCast(OSNumber, getProperty(key)); propertyIDArray = OSDynamicCast(OSArray, matching->getObject(arrayName)); // Iterate over the array looking for the entries if (propertyIDArray && registryProperty) { USBLog(7, "%s[%p]::USBComparePropertyInArray - found array with capacity of %d", getName(), this, propertyIDArray->getCount()); for (index = 0; index < propertyIDArray->getCount(); index++) { propertyFromArrayItem = OSDynamicCast(OSNumber, propertyIDArray->getObject(index)); if (propertyFromArrayItem) { // See if this item has the same value as the one in our registry for this key matches = propertyFromArrayItem->isEqualTo( registryProperty); if (matches) { *theProductIDThatMatched = propertyFromArrayItem->unsigned32BitValue(); USBLog(7, "%s[%p]::USBComparePropertyInArray - item %d matched: id = 0x%x", getName(), this, index, (uint32_t) *theProductIDThatMatched); break; } else { USBLog(7, "%s[%p]::USBComparePropertyInArray - item %d did not match", getName(), this, index); } } } } return matches; }