added files via upload

2025-10-31 12:54:13 -04:00 · 2023-06-27 09:54:41 +02:00
commit 2ff6aac218
1420 changed files with 88898 additions and 0 deletions
--- a/Tweaks/FLEX/Utility/Runtime/Objc/FLEXRuntimeSafety.m
+++ b/Tweaks/FLEX/Utility/Runtime/Objc/FLEXRuntimeSafety.m
@@ -0,0 +1,107 @@
+//
+//  FLEXRuntimeSafety.m
+//  FLEX
+//
+//  Created by Tanner on 3/25/17.
+//
+
+#import "FLEXRuntimeSafety.h"
+
+NSUInteger const kFLEXKnownUnsafeClassCount = 19;
+Class * _UnsafeClasses = NULL;
+CFSetRef FLEXKnownUnsafeClasses = nil;
+CFSetRef FLEXKnownUnsafeIvars = nil;
+
+#define FLEXClassPointerOrCFNull(name) \
+    (NSClassFromString(name) ?: (__bridge id)kCFNull)
+
+#define FLEXIvarOrCFNull(cls, name) \
+    (class_getInstanceVariable([cls class], name) ?: (void *)kCFNull)
+
+__attribute__((constructor))
+static void FLEXRuntimeSafteyInit() {
+    FLEXKnownUnsafeClasses = CFSetCreate(
+        kCFAllocatorDefault,
+        (const void **)(uintptr_t)FLEXKnownUnsafeClassList(),
+        kFLEXKnownUnsafeClassCount,
+        nil
+    );
+
+    Ivar unsafeIvars[] = {
+        FLEXIvarOrCFNull(NSURL, "_urlString"),
+        FLEXIvarOrCFNull(NSURL, "_baseURL"),
+    };
+    FLEXKnownUnsafeIvars = CFSetCreate(
+        kCFAllocatorDefault,
+        (const void **)unsafeIvars,
+        sizeof(unsafeIvars),
+        nil
+    );
+}
+
+const Class * FLEXKnownUnsafeClassList() {
+    if (!_UnsafeClasses) {
+        const Class ignored[] = {
+            FLEXClassPointerOrCFNull(@"__ARCLite__"),
+            FLEXClassPointerOrCFNull(@"__NSCFCalendar"),
+            FLEXClassPointerOrCFNull(@"__NSCFTimer"),
+            FLEXClassPointerOrCFNull(@"NSCFTimer"),
+            FLEXClassPointerOrCFNull(@"__NSGenericDeallocHandler"),
+            FLEXClassPointerOrCFNull(@"NSAutoreleasePool"),
+            FLEXClassPointerOrCFNull(@"NSPlaceholderNumber"),
+            FLEXClassPointerOrCFNull(@"NSPlaceholderString"),
+            FLEXClassPointerOrCFNull(@"NSPlaceholderValue"),
+            FLEXClassPointerOrCFNull(@"Object"),
+            FLEXClassPointerOrCFNull(@"VMUArchitecture"),
+            FLEXClassPointerOrCFNull(@"JSExport"),
+            FLEXClassPointerOrCFNull(@"__NSAtom"),
+            FLEXClassPointerOrCFNull(@"_NSZombie_"),
+            FLEXClassPointerOrCFNull(@"_CNZombie_"),
+            FLEXClassPointerOrCFNull(@"__NSMessage"),
+            FLEXClassPointerOrCFNull(@"__NSMessageBuilder"),
+            FLEXClassPointerOrCFNull(@"FigIrisAutoTrimmerMotionSampleExport"),
+            // Temporary until we have our own type encoding parser;
+            // setVectors: has an invalid type encoding and crashes NSMethodSignature
+            FLEXClassPointerOrCFNull(@"_UIPointVector"),
+        };
+        
+        assert((sizeof(ignored) / sizeof(Class)) == kFLEXKnownUnsafeClassCount);
+
+        _UnsafeClasses = (Class *)malloc(sizeof(ignored));
+        memcpy(_UnsafeClasses, ignored, sizeof(ignored));
+    }
+
+    return _UnsafeClasses;
+}
+
+NSSet * FLEXKnownUnsafeClassNames() {
+    static NSSet *set = nil;
+    if (!set) {
+        NSArray *ignored = @[
+            @"__ARCLite__",
+            @"__NSCFCalendar",
+            @"__NSCFTimer",
+            @"NSCFTimer",
+            @"__NSGenericDeallocHandler",
+            @"NSAutoreleasePool",
+            @"NSPlaceholderNumber",
+            @"NSPlaceholderString",
+            @"NSPlaceholderValue",
+            @"Object",
+            @"VMUArchitecture",
+            @"JSExport",
+            @"__NSAtom",
+            @"_NSZombie_",
+            @"_CNZombie_",
+            @"__NSMessage",
+            @"__NSMessageBuilder",
+            @"FigIrisAutoTrimmerMotionSampleExport",
+            @"_UIPointVector",
+        ];
+
+        set = [NSSet setWithArray:ignored];
+        assert(set.count == kFLEXKnownUnsafeClassCount);
+    }
+
+    return set;
+}