pub extern "C-unwind" fn IOPSCopyPowerSourcesInfo() -> Option<CFRetained<CFType>>Available on crate feature
ps only.Expand description
Returns a blob of Power Source information in an opaque CFTypeRef.
Clients should not directly access data in the returned CFTypeRef - they should use the accessor functions IOPSCopyPowerSourcesList and IOPSGetPowerSourceDescription, instead.
Returns: NULL if errors were encountered, a CFTypeRef otherwise. Caller must CFRelease() the return value when done accessing it.