Fix Music.app support

Closes https://github.com/dortania/OpenCore-Legacy-Patcher/issues/497

Resources/Build.py

@@ -683,6 +683,9 @@ class BuildOpenCore:
             print("- Disabling Library Validation")
             self.get_item_by_kv(self.config["Kernel"]["Patch"], "Comment", "Disable Library Validation Enforcement")["Enabled"] = True
             self.config["NVRAM"]["Add"]["4D1FDA02-38C7-4A6A-9CC6-4BCCA8B30102"]["OCLP-Settings"] += " -allow_amfi"
+            # CSLVFixup simply patches out __RESTRICT and __restrict out of the Music.app Binary
+            # Ref: https://pewpewthespells.com/blog/blocking_code_injection_on_ios_and_os_x.html
+            self.enable_kext("CSLVFixup.kext", self.constants.cslvfixup_version, self.constants.cslvfixup_path)
         if self.constants.secure_status is False:
             print("- Disabling SecureBootModel")
             self.config["Misc"]["Security"]["SecureBootModel"] = "Disabled"

Resources/Constants.py

@@ -35,6 +35,7 @@ class Constants:
         self.debugenhancer_version = "1.0.4"  #      DebugEnhancer
         self.cpufriend_version = "1.2.4"  #          CPUFriend
         self.bluetool_version = "2.6.1"  #           BlueToolFixup
+        self.cslvfixup_version = "2.6.1"  #          CSLVFixup
 
         ## Apple
         ## https://www.apple.com
@@ -337,6 +338,10 @@ class Constants:
     def bluetool_path(self):
         return self.payload_kexts_path / Path(f"Acidanthera/BlueToolFixup-v{self.bluetool_version}.zip")
     
+    @property
+    def cslvfixup_path(self):
+        return self.payload_kexts_path / Path(f"Acidanthera/CSLVFixup-v{self.cslvfixup_version}.zip")
+
     @property
     def innie_path(self):
         return self.payload_kexts_path / Path(f"Misc/Innie-v{self.innie_version}.zip")

payloads/Config/config.plist

@@ -952,6 +952,24 @@
 				<key>PlistPath</key>
 				<string>Contents/Info.plist</string>
 			</dict>
+			<dict>
+				<key>Arch</key>
+				<string>x86_64</string>
+				<key>BundlePath</key>
+				<string>CSLVFixup.kext</string>
+				<key>Comment</key>
+				<string>Fix Music.app</string>
+				<key>Enabled</key>
+				<false/>
+				<key>ExecutablePath</key>
+				<string>Contents/MacOS/CSLVFixup</string>
+				<key>MaxKernel</key>
+				<string>20.99.99</string>
+				<key>MinKernel</key>
+				<string>20.0.0</string>
+				<key>PlistPath</key>
+				<string>Contents/Info.plist</string>
+			</dict>
 		</array>
 		<key>Block</key>
 		<array/>