working temps and freq

DynamicIsland/utils/IOReportBridging.swift

@@ -0,0 +1,112 @@
+//
+//  IOReportBridging.swift
+//  DynamicIsland
+//
+//  Lightweight runtime loader for private IOReport symbols used by the GPU/CPU collectors.
+//  Avoids static linking against the private framework by resolving symbols via dlopen/dlsym.
+//
+
+import Foundation
+import Darwin
+
+public typealias IOReportSubscriptionRef = OpaquePointer
+
+private enum IOReportLoader {
+	private static let libraryHandle: UnsafeMutableRawPointer? = {
+		let paths = [
+			"/System/Library/PrivateFrameworks/IOReport.framework/IOReport",
+			"/usr/lib/libIOReport.dylib"
+		]
+		for path in paths {
+			if let handle = dlopen(path, RTLD_LAZY | RTLD_LOCAL) {
+				return handle
+			}
+		}
+		return nil
+	}()
+
+	static func symbol<T>(_ name: String, as type: T.Type) -> T? {
+		guard let handle = libraryHandle, let pointer = dlsym(handle, name) else {
+			return nil
+		}
+		return unsafeBitCast(pointer, to: T.self)
+	}
+}
+
+func IOReportCopyChannelsInGroup(_ group: CFString?, _ subGroup: CFString?, _ a: UInt64, _ b: UInt64, _ c: UInt64) -> Unmanaged<CFDictionary>? {
+	typealias Fn = @convention(c) (CFString?, CFString?, UInt64, UInt64, UInt64) -> Unmanaged<CFDictionary>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportCopyChannelsInGroup", as: Fn.self) else { return nil }
+	return fn(group, subGroup, a, b, c)
+}
+
+func IOReportMergeChannels(_ a: CFDictionary, _ b: CFDictionary, _ c: CFTypeRef?) {
+	typealias Fn = @convention(c) (CFDictionary, CFDictionary, CFTypeRef?) -> Void
+	guard let fn: Fn = IOReportLoader.symbol("IOReportMergeChannels", as: Fn.self) else { return }
+	fn(a, b, c)
+}
+
+func IOReportCreateSubscription(_ a: UnsafeMutableRawPointer?, _ b: CFMutableDictionary?, _ c: UnsafeMutablePointer<Unmanaged<CFMutableDictionary>?>?, _ d: UInt64, _ e: CFTypeRef?) -> IOReportSubscriptionRef? {
+	typealias Fn = @convention(c) (UnsafeMutableRawPointer?, CFMutableDictionary?, UnsafeMutablePointer<Unmanaged<CFMutableDictionary>?>?, UInt64, CFTypeRef?) -> IOReportSubscriptionRef?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportCreateSubscription", as: Fn.self) else { return nil }
+	return fn(a, b, c, d, e)
+}
+
+func IOReportCreateSamples(_ subscription: IOReportSubscriptionRef?, _ channels: CFMutableDictionary?, _ client: CFTypeRef?) -> Unmanaged<CFDictionary>? {
+	typealias Fn = @convention(c) (IOReportSubscriptionRef?, CFMutableDictionary?, CFTypeRef?) -> Unmanaged<CFDictionary>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportCreateSamples", as: Fn.self) else { return nil }
+	return fn(subscription, channels, client)
+}
+
+func IOReportCreateSamplesDelta(_ previous: CFDictionary, _ current: CFDictionary, _ zone: CFTypeRef?) -> Unmanaged<CFDictionary>? {
+	typealias Fn = @convention(c) (CFDictionary, CFDictionary, CFTypeRef?) -> Unmanaged<CFDictionary>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportCreateSamplesDelta", as: Fn.self) else { return nil }
+	return fn(previous, current, zone)
+}
+
+func IOReportChannelGetGroup(_ dictionary: CFDictionary) -> Unmanaged<CFString>? {
+	typealias Fn = @convention(c) (CFDictionary) -> Unmanaged<CFString>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportChannelGetGroup", as: Fn.self) else { return nil }
+	return fn(dictionary)
+}
+
+func IOReportChannelGetSubGroup(_ dictionary: CFDictionary) -> Unmanaged<CFString>? {
+	typealias Fn = @convention(c) (CFDictionary) -> Unmanaged<CFString>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportChannelGetSubGroup", as: Fn.self) else { return nil }
+	return fn(dictionary)
+}
+
+func IOReportChannelGetChannelName(_ dictionary: CFDictionary) -> Unmanaged<CFString>? {
+	typealias Fn = @convention(c) (CFDictionary) -> Unmanaged<CFString>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportChannelGetChannelName", as: Fn.self) else { return nil }
+	return fn(dictionary)
+}
+
+func IOReportChannelGetUnitLabel(_ dictionary: CFDictionary) -> Unmanaged<CFString>? {
+	typealias Fn = @convention(c) (CFDictionary) -> Unmanaged<CFString>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportChannelGetUnitLabel", as: Fn.self) else { return nil }
+	return fn(dictionary)
+}
+
+func IOReportStateGetCount(_ dictionary: CFDictionary) -> Int32 {
+	typealias Fn = @convention(c) (CFDictionary) -> Int32
+	guard let fn: Fn = IOReportLoader.symbol("IOReportStateGetCount", as: Fn.self) else { return 0 }
+	return fn(dictionary)
+}
+
+func IOReportStateGetNameForIndex(_ dictionary: CFDictionary, _ index: Int32) -> Unmanaged<CFString>? {
+	typealias Fn = @convention(c) (CFDictionary, Int32) -> Unmanaged<CFString>?
+	guard let fn: Fn = IOReportLoader.symbol("IOReportStateGetNameForIndex", as: Fn.self) else { return nil }
+	return fn(dictionary, index)
+}
+
+func IOReportStateGetResidency(_ dictionary: CFDictionary, _ index: Int32) -> Int64 {
+	typealias Fn = @convention(c) (CFDictionary, Int32) -> Int64
+	guard let fn: Fn = IOReportLoader.symbol("IOReportStateGetResidency", as: Fn.self) else { return 0 }
+	return fn(dictionary, index)
+}
+
+func IOReportSimpleGetIntegerValue(_ dictionary: CFDictionary, _ index: Int32) -> Int64 {
+	typealias Fn = @convention(c) (CFDictionary, Int32) -> Int64
+	guard let fn: Fn = IOReportLoader.symbol("IOReportSimpleGetIntegerValue", as: Fn.self) else { return 0 }
+	return fn(dictionary, index)
+}