ObjFW
|
A class for querying information about the system. More...
#import <ObjFW/OFSystemInfo.h>
Class Methods | |
(size_t) | + pageSize |
Returns the size of a page. More... | |
(size_t) | + numberOfCPUs |
Returns the number of CPUs installed in the system. More... | |
(OFString *) | + ObjFWVersion |
The version of ObjFW. More... | |
(unsigned int) | + ObjFWVersionMajor |
The major version of ObjFW. More... | |
(unsigned int) | + ObjFWVersionMinor |
The minor version of ObjFW. More... | |
(nullable OFString *) | + operatingSystemName |
Returns the name of the operating system the application is running on. More... | |
(nullable OFString *) | + operatingSystemVersion |
Returns the version of the operating system the application is running on. More... | |
(nullable OFString *) | + userDataPath |
Returns the path where user data for the application can be stored. More... | |
(nullable OFString *) | + userConfigPath |
Returns the path where user configuration for the application can be stored. More... | |
(nullable OFString *) | + CPUVendor |
Returns the vendor of the CPU. More... | |
(nullable OFString *) | + CPUModel |
Returns the model of the CPU. More... | |
(bool) | + supportsMMX |
Returns whether the CPU supports MMX. More... | |
(bool) | + supportsSSE |
Returns whether the CPU supports SSE. More... | |
(bool) | + supportsSSE2 |
Returns whether the CPU supports SSE2. More... | |
(bool) | + supportsSSE3 |
Returns whether the CPU supports SSE3. More... | |
(bool) | + supportsSSSE3 |
Returns whether the CPU supports SSSE3. More... | |
(bool) | + supportsSSE41 |
Returns whether the CPU supports SSE4.1. More... | |
(bool) | + supportsSSE42 |
Returns whether the CPU supports SSE4.2. More... | |
(bool) | + supportsAVX |
Returns whether the CPU supports AVX. More... | |
(bool) | + supportsAVX2 |
Returns whether the CPU supports AVX2. More... | |
(bool) | + supportsAESNI |
Returns whether the CPU supports AES-NI. More... | |
(bool) | + supportsSHAExtensions |
Returns whether the CPU supports Intel SHA Extensions. More... | |
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(void) | + load |
A method which is called once when the class is loaded into the runtime. More... | |
(void) | + unload |
A method which is called when the class is unloaded from the runtime. More... | |
(void) | + initialize |
A method which is called the moment before the first call to the class is being made. More... | |
(instancetype) | + alloc |
Allocates memory for an instance of the class and sets up the memory pool for the object. More... | |
(instancetype) | + new |
Calls alloc on self and then init on the returned object. More... | |
(Class) | + class |
Returns the class. More... | |
(OFString *) | + className |
Returns the name of the class as a string. More... | |
(bool) | + isSubclassOfClass: |
Returns a boolean whether the class is a subclass of the specified class. More... | |
(nullable Class) | + superclass |
Returns the superclass of the class. More... | |
(bool) | + instancesRespondToSelector: |
Checks whether instances of the class respond to a given selector. More... | |
(bool) | + conformsToProtocol: |
Checks whether the class conforms to a given protocol. More... | |
(nullable IMP) | + instanceMethodForSelector: |
Returns the implementation of the instance method for the specified selector. More... | |
(nullable OFMethodSignature *) | + instanceMethodSignatureForSelector: |
Returns the method signature of the instance method for the specified selector. More... | |
(OFString *) | + description |
Returns a description for the class, which is usually the class name. More... | |
(nullable IMP) | + replaceClassMethod:withMethodFromClass: |
Replaces a class method with a class method from another class. More... | |
(nullable IMP) | + replaceInstanceMethod:withMethodFromClass: |
Replaces an instance method with an instance method from another class. More... | |
(void) | + inheritMethodsFromClass: |
Adds all methods from the specified class to the class that is the receiver. More... | |
(bool) | + resolveClassMethod: |
Try to resolve the specified class method. More... | |
(bool) | + resolveInstanceMethod: |
Try to resolve the specified instance method. More... | |
(id) | + copy |
Returns the class. More... | |
Additional Inherited Members | |
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(instancetype) | - init |
Initializes an already allocated object. More... | |
(nullable OFMethodSignature *) | - methodSignatureForSelector: |
Returns the method signature for the specified selector. More... | |
(void) | - dealloc |
Deallocates the object. More... | |
(void) | - performSelector:afterDelay: |
Performs the specified selector after the specified delay. More... | |
(void) | - performSelector:withObject:afterDelay: |
Performs the specified selector with the specified object after the specified delay. More... | |
(void) | - performSelector:withObject:withObject:afterDelay: |
Performs the specified selector with the specified objects after the specified delay. More... | |
(void) | - performSelector:withObject:withObject:withObject:afterDelay: |
Performs the specified selector with the specified objects after the specified delay. More... | |
(void) | - performSelector:withObject:withObject:withObject:withObject:afterDelay: |
Performs the specified selector with the specified objects after the specified delay. More... | |
(void) | - performSelector:onThread:waitUntilDone: |
Performs the specified selector on the specified thread. More... | |
(void) | - performSelector:onThread:withObject:waitUntilDone: |
Performs the specified selector on the specified thread with the specified object. More... | |
(void) | - performSelector:onThread:withObject:withObject:waitUntilDone: |
Performs the specified selector on the specified thread with the specified objects. More... | |
(void) | - performSelector:onThread:withObject:withObject:withObject:waitUntilDone: |
Performs the specified selector on the specified thread with the specified objects. More... | |
(void) | - performSelector:onThread:withObject:withObject:withObject:withObject:waitUntilDone: |
Performs the specified selector on the specified thread with the specified objects. More... | |
(void) | - performSelectorOnMainThread:waitUntilDone: |
Performs the specified selector on the main thread. More... | |
(void) | - performSelectorOnMainThread:withObject:waitUntilDone: |
Performs the specified selector on the main thread with the specified object. More... | |
(void) | - performSelectorOnMainThread:withObject:withObject:waitUntilDone: |
Performs the specified selector on the main thread with the specified objects. More... | |
(void) | - performSelectorOnMainThread:withObject:withObject:withObject:waitUntilDone: |
Performs the specified selector on the main thread with the specified objects. More... | |
(void) | - performSelectorOnMainThread:withObject:withObject:withObject:withObject:waitUntilDone: |
Performs the specified selector on the main thread with the specified objects. More... | |
(void) | - performSelector:onThread:afterDelay: |
Performs the specified selector on the specified thread after the specified delay. More... | |
(void) | - performSelector:onThread:withObject:afterDelay: |
Performs the specified selector on the specified thread with the specified object after the specified delay. More... | |
(void) | - performSelector:onThread:withObject:withObject:afterDelay: |
Performs the specified selector on the specified thread with the specified objects after the specified delay. More... | |
(void) | - performSelector:onThread:withObject:withObject:withObject:afterDelay: |
Performs the specified selector on the specified thread with the specified objects after the specified delay. More... | |
(void) | - performSelector:onThread:withObject:withObject:withObject:withObject:afterDelay: |
Performs the specified selector on the specified thread with the specified objects after the specified delay. More... | |
(nullable id) | - forwardingTargetForSelector: |
This method is called when resolveClassMethod: or resolveInstanceMethod: returned false. It should return a target to which the message should be forwarded. More... | |
(void) | - doesNotRecognizeSelector: |
Handles messages which are not understood by the receiver. More... | |
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(unsigned long) | - hash |
Returns a 32 bit hash for the object. More... | |
(unsigned int) | - retainCount |
Returns the retain count. More... | |
(bool) | - isProxy |
Returns whether the object is a proxy object. More... | |
(bool) | - allowsWeakReference |
Returns whether the object allows weak references. More... | |
(bool) | - isKindOfClass: |
Returns a boolean whether the object of the specified kind. More... | |
(bool) | - isMemberOfClass: |
Returns a boolean whether the object is a member of the specified class. More... | |
(bool) | - respondsToSelector: |
Returns a boolean whether the object responds to the specified selector. More... | |
(nullable IMP) | - methodForSelector: |
Returns the implementation for the specified selector. More... | |
(nullable id) | - performSelector: |
Performs the specified selector. More... | |
(nullable id) | - performSelector:withObject: |
Performs the specified selector with the specified object. More... | |
(nullable id) | - performSelector:withObject:withObject: |
Performs the specified selector with the specified objects. More... | |
(nullable id) | - performSelector:withObject:withObject:withObject: |
Performs the specified selector with the specified objects. More... | |
(nullable id) | - performSelector:withObject:withObject:withObject:withObject: |
Performs the specified selector with the specified objects. More... | |
(bool) | - isEqual: |
Checks two objects for equality. More... | |
(instancetype) | - retain |
Increases the retain count. More... | |
(void) | - release |
Decreases the retain count. More... | |
(instancetype) | - autorelease |
Adds the object to the topmost autorelease pool of the thread's autorelease pool stack. More... | |
(instancetype) | - self |
Returns the receiver. More... | |
(bool) | - retainWeakReference |
Retain a weak reference to this object. More... | |
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OFString * | className |
The name of the object's class. | |
OFString * | description |
A description for the object. More... | |
OFString * | stringBySerializing |
The object serialized as a string. | |
A class for querying information about the system.
+ (OFString *) CPUModel |
Returns the model of the CPU.
If the model could not be determined, nil
is returned instead.
+ (OFString *) CPUVendor |
Returns the vendor of the CPU.
If the vendor could not be determined, nil
is returned instead.
+ (size_t) numberOfCPUs |
Returns the number of CPUs installed in the system.
A CPU with multiple cores counts as multiple CPUs.
+ (OFString *) ObjFWVersion |
The version of ObjFW.
+ (unsigned int) ObjFWVersionMajor |
The major version of ObjFW.
+ (unsigned int) ObjFWVersionMinor |
The minor version of ObjFW.
+ (OFString *) operatingSystemName |
Returns the name of the operating system the application is running on.
+ (OFString *) operatingSystemVersion |
Returns the version of the operating system the application is running on.
+ (size_t) pageSize |
Returns the size of a page.
+ (bool) supportsAESNI |
Returns whether the CPU supports AES-NI.
+ (bool) supportsAVX |
Returns whether the CPU supports AVX.
+ (bool) supportsAVX2 |
Returns whether the CPU supports AVX2.
+ (bool) supportsMMX |
Returns whether the CPU supports MMX.
+ (bool) supportsSHAExtensions |
Returns whether the CPU supports Intel SHA Extensions.
+ (bool) supportsSSE |
Returns whether the CPU supports SSE.
+ (bool) supportsSSE2 |
Returns whether the CPU supports SSE2.
+ (bool) supportsSSE3 |
Returns whether the CPU supports SSE3.
+ (bool) supportsSSE41 |
Returns whether the CPU supports SSE4.1.
+ (bool) supportsSSE42 |
Returns whether the CPU supports SSE4.2.
+ (bool) supportsSSSE3 |
Returns whether the CPU supports SSSE3.
+ (OFString *) userConfigPath |
Returns the path where user configuration for the application can be stored.
On Unix systems, this adheres to the XDG Base Directory specification.
On Mac OS X and iOS, it uses the Preferences
directory inside of NSLibraryDirectory
directory.
On Windows, it uses the APPDATA
environment variable.
On Haiku, it uses the B_USER_SETTINGS_DIRECTORY
directory.
+ (OFString *) userDataPath |
Returns the path where user data for the application can be stored.
On Unix systems, this adheres to the XDG Base Directory specification.
On Mac OS X and iOS, it uses the NSApplicationSupportDirectory
directory.
On Windows, it uses the APPDATA
environment variable.
On Haiku, it uses the B_USER_SETTINGS_DIRECTORY
directory.