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建立於 2 年前差異永不過期

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106 行

/* @class OSSystemExtensionPointListener */

-(char)listener:(void *)arg2 shouldAcceptNewConnection:(void *)arg3 {

var_38 = [arg2 retain];

r12 = self;

r14 = [arg3 retain];

r13 = [arg2 retain];

os_unfair_lock_lock(self + 0x8);

rax = [arg3 retain];

rax = [self currentConnection];

if (rax != 0x0) {

rax = [rax retain];

r15 = rax;

[rax invalidate];

rax = [rax valueForEntitlement:@"com.apple.private.security.storage.SystemExtensionManagement"];

[rax release];

rax = [rax retain];

[self setCurrentConnection:r14];

var_40 = rax;

os_unfair_lock_unlock(self + 0x8);

if (*(int8_t *)__systemextensions_framework_testing_active != 0x0) {

objc_initWeak(&var_30, r14);

os_unfair_lock_lock(r12 + 0x8);

*(&var_40 - 0x28) = *__NSConcreteStackBlock;

rax = [r12 currentConnection];

*(&var_40 - 0x20) = 0xffffffffc2000000;

rax = [rax retain];

*(&var_40 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke;

[rax invalidate];

*(&var_40 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;

[rax release];

*(&var_40 - 0x8) = self;

[r12 setCurrentConnection:r15];

objc_copyWeak(&var_40, &var_30);

os_unfair_lock_unlock(r12 + 0x8);

[r14 setInvalidationHandler:&var_68];

objc_initWeak(&var_30, r15);

*(&var_70 - 0x28) = *__NSConcreteStackBlock;

*(&var_48 - 0x28) = *__NSConcreteStackBlock;

*(&var_70 - 0x20) = 0xffffffffc2000000;

*(&var_48 - 0x20) = 0xffffffffc2000000;

*(&var_70 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke.396;

*(&var_48 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke;

*(&var_70 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;

*(&var_48 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;

*(&var_70 - 0x8) = self;

*(&var_48 - 0x8) = r12;

objc_copyWeak(&var_70, &var_30);

objc_copyWeak(&var_48, &var_30);

[r14 setInterruptionHandler:&var_98];

[r15 setInvalidationHandler:&var_70];

rax = [NSXPCInterface interfaceWithProtocol:@protocol(_OSSystemExtensionPointInterface)];

*(&var_78 - 0x28) = *__NSConcreteStackBlock;

rax = [rax retain];

*(&var_78 - 0x20) = 0xffffffffc2000000;

[r14 setExportedInterface:rax];

*(&var_78 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke.407;

[rax release];

*(&var_78 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;

[r14 setExportedObject:self];

*(&var_78 - 0x8) = r12;

[r14 resume];

objc_copyWeak(&var_78, &var_30);

objc_destroyWeak(&var_70);

[r15 setInterruptionHandler:&var_A0];

objc_destroyWeak(&var_40);

rax = [NSXPCInterface interfaceWithProtocol:@protocol(_OSSystemExtensionPointInterface)];

objc_destroyWeak(&var_30);

rax = [rax retain];

[r14 release];

[r15 setExportedInterface:rax];

[var_38 release];

[rax release];

return 0x1;

[r15 setExportedObject:r12];

[r15 resume];

objc_destroyWeak(&var_78);

objc_destroyWeak(&var_48);

objc_destroyWeak(&var_30);

r14 = 0x1;

r13 = r13;

}

else {

rbx = rax;

if (rax != 0x0 && [rbx isKindOfClass:[NSNumber class]] != 0x0) {

if ([rbx boolValue] == 0x0) {

r14 = 0x0;

NSLog(@"XPC denied because caller lacks entitlement");

[r15 invalidate];

}

else {

os_unfair_lock_lock(r12 + 0x8);

rax = [r12 currentConnection];

rax = [rax retain];

[rax invalidate];

[rax release];

[r12 setCurrentConnection:r15];

os_unfair_lock_unlock(r12 + 0x8);

objc_initWeak(&var_30, r15);

*(&var_48 - 0x28) = *__NSConcreteStackBlock;

*(&var_48 - 0x20) = 0xffffffffc2000000;

*(&var_48 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke;

*(&var_48 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;

*(&var_48 - 0x8) = r12;

objc_copyWeak(&var_48, &var_30);

[r15 setInvalidationHandler:&var_70];

*(&var_78 - 0x28) = *__NSConcreteStackBlock;

*(&var_78 - 0x20) = 0xffffffffc2000000;

*(&var_78 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke.407;

*(&var_78 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;

*(&var_78 - 0x8) = r12;

objc_copyWeak(&var_78, &var_30);

[r15 setInterruptionHandler:&var_A0];

rax = [NSXPCInterface interfaceWithProtocol:@protocol(_OSSystemExtensionPointInterface)];

rax = [rax retain];

[r15 setExportedInterface:rax];

[rax release];

[r15 setExportedObject:r12];

[r15 resume];

objc_destroyWeak(&var_78);

objc_destroyWeak(&var_48);

objc_destroyWeak(&var_30);

r14 = 0x1;

r13 = r13;

}

else {

r14 = 0x0;

NSLog(@"XPC denied because caller lacks entitlement");

[r15 invalidate];

}

[var_40 release];

[r15 release];

[r13 release];

rax = r14 & 0xff;

}

else {

rax = -[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:].cold.1();

}

return rax;

}

已保存差異

原始文本

開啟檔案

/* @class OSSystemExtensionPointListener */
-(char)listener:(void *)arg2 shouldAcceptNewConnection:(void *)arg3 {
    var_38 = [arg2 retain];
    r14 = [arg3 retain];
    os_unfair_lock_lock(self + 0x8);
    rax = [self currentConnection];
    rax = [rax retain];
    [rax invalidate];
    [rax release];
    [self setCurrentConnection:r14];
    os_unfair_lock_unlock(self + 0x8);
    objc_initWeak(&var_30, r14);
    *(&var_40 - 0x28) = *__NSConcreteStackBlock;
    *(&var_40 - 0x20) = 0xffffffffc2000000;
    *(&var_40 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke;
    *(&var_40 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;
    *(&var_40 - 0x8) = self;
    objc_copyWeak(&var_40, &var_30);
    [r14 setInvalidationHandler:&var_68];
    *(&var_70 - 0x28) = *__NSConcreteStackBlock;
    *(&var_70 - 0x20) = 0xffffffffc2000000;
    *(&var_70 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke.396;
    *(&var_70 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;
    *(&var_70 - 0x8) = self;
    objc_copyWeak(&var_70, &var_30);
    [r14 setInterruptionHandler:&var_98];
    rax = [NSXPCInterface interfaceWithProtocol:@protocol(_OSSystemExtensionPointInterface)];
    rax = [rax retain];
    [r14 setExportedInterface:rax];
    [rax release];
    [r14 setExportedObject:self];
    [r14 resume];
    objc_destroyWeak(&var_70);
    objc_destroyWeak(&var_40);
    objc_destroyWeak(&var_30);
    [r14 release];
    [var_38 release];
    return 0x1;
}

更改後文本

開啟檔案

/* @class OSSystemExtensionPointListener */
-(char)listener:(void *)arg2 shouldAcceptNewConnection:(void *)arg3 {
    r12 = self;
    r13 = [arg2 retain];
    rax = [arg3 retain];
    if (rax != 0x0) {
            r15 = rax;
            rax = [rax valueForEntitlement:@"com.apple.private.security.storage.SystemExtensionManagement"];
            rax = [rax retain];
            var_40 = rax;
            if (*(int8_t *)__systemextensions_framework_testing_active != 0x0) {
                    os_unfair_lock_lock(r12 + 0x8);
                    rax = [r12 currentConnection];
                    rax = [rax retain];
                    [rax invalidate];
                    [rax release];
                    [r12 setCurrentConnection:r15];
                    os_unfair_lock_unlock(r12 + 0x8);
                    objc_initWeak(&var_30, r15);
                    *(&var_48 - 0x28) = *__NSConcreteStackBlock;
                    *(&var_48 - 0x20) = 0xffffffffc2000000;
                    *(&var_48 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke;
                    *(&var_48 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;
                    *(&var_48 - 0x8) = r12;
                    objc_copyWeak(&var_48, &var_30);
                    [r15 setInvalidationHandler:&var_70];
                    *(&var_78 - 0x28) = *__NSConcreteStackBlock;
                    *(&var_78 - 0x20) = 0xffffffffc2000000;
                    *(&var_78 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke.407;
                    *(&var_78 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;
                    *(&var_78 - 0x8) = r12;
                    objc_copyWeak(&var_78, &var_30);
                    [r15 setInterruptionHandler:&var_A0];
                    rax = [NSXPCInterface interfaceWithProtocol:@protocol(_OSSystemExtensionPointInterface)];
                    rax = [rax retain];
                    [r15 setExportedInterface:rax];
                    [rax release];
                    [r15 setExportedObject:r12];
                    [r15 resume];
                    objc_destroyWeak(&var_78);
                    objc_destroyWeak(&var_48);
                    objc_destroyWeak(&var_30);
                    r14 = 0x1;
                    r13 = r13;
            }
            else {
                    rbx = rax;
                    if (rax != 0x0 && [rbx isKindOfClass:[NSNumber class]] != 0x0) {
                            if ([rbx boolValue] == 0x0) {
                                    r14 = 0x0;
                                    NSLog(@"XPC denied because caller lacks entitlement");
                                    [r15 invalidate];
                            }
                            else {
                                    os_unfair_lock_lock(r12 + 0x8);
                                    rax = [r12 currentConnection];
                                    rax = [rax retain];
                                    [rax invalidate];
                                    [rax release];
                                    [r12 setCurrentConnection:r15];
                                    os_unfair_lock_unlock(r12 + 0x8);
                                    objc_initWeak(&var_30, r15);
                                    *(&var_48 - 0x28) = *__NSConcreteStackBlock;
                                    *(&var_48 - 0x20) = 0xffffffffc2000000;
                                    *(&var_48 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke;
                                    *(&var_48 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;
                                    *(&var_48 - 0x8) = r12;
                                    objc_copyWeak(&var_48, &var_30);
                                    [r15 setInvalidationHandler:&var_70];
                                    *(&var_78 - 0x28) = *__NSConcreteStackBlock;
                                    *(&var_78 - 0x20) = 0xffffffffc2000000;
                                    *(&var_78 - 0x18) = ___69-[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:]_block_invoke.407;
                                    *(&var_78 - 0x10) = ___block_descriptor_48_e8_32s40w_e5_v8?0l;
                                    *(&var_78 - 0x8) = r12;
                                    objc_copyWeak(&var_78, &var_30);
                                    [r15 setInterruptionHandler:&var_A0];
                                    rax = [NSXPCInterface interfaceWithProtocol:@protocol(_OSSystemExtensionPointInterface)];
                                    rax = [rax retain];
                                    [r15 setExportedInterface:rax];
                                    [rax release];
                                    [r15 setExportedObject:r12];
                                    [r15 resume];
                                    objc_destroyWeak(&var_78);
                                    objc_destroyWeak(&var_48);
                                    objc_destroyWeak(&var_30);
                                    r14 = 0x1;
                                    r13 = r13;
                            }
                    }
                    else {
                            r14 = 0x0;
                            NSLog(@"XPC denied because caller lacks entitlement");
                            [r15 invalidate];
                    }
            }
            [var_40 release];
            [r15 release];
            [r13 release];
            rax = r14 & 0xff;
    }
    else {
            rax = -[OSSystemExtensionPointListener listener:shouldAcceptNewConnection:].cold.1();
    }
    return rax;
}