越狱设备打印
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/Applications/Cydia.app"]
YES
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/private/var/lib/apt"]
YES
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/usr/lib/system/libsystem_kernel.dylib"]
NO
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"Library/MobileSubstrate/MobileSubstrate.dylib"]
YES
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/etc/apt"]
YES
非越狱设备打印
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/Applications/Cydia.app"]
NO
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/private/var/lib/apt"]
NO
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/usr/lib/system/libsystem_kernel.dylib"]
YES
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"Library/MobileSubstrate/MobileSubstrate.dylib"]
NO
(lldb) po [[NSFileManager defaultManager ] fileExistsAtPath:@"/etc/apt"]
NO
根据上面的打印结果可以看出要想判断是否越狱 检查如下路径文件是否存在
1、"/Applications/Cydia.app" 存在 越狱
2、"/private/var/lib/apt" 存在 越狱
3、"/usr/lib/system/libsystem_kernel.dylib" 不存在 越狱
4、"Library/MobileSubstrate/MobileSubstrate.dylib" 存在 越狱
5、"/etc/apt" 存在 越狱
- (BOOL)isJailBreak{
__block BOOL jailBreak = NO;
NSArray *array = @[@"/Applications/Cydia.app",@"/private/var/lib/apt",@"/usr/lib/system/libsystem_kernel.dylib",@"Library/MobileSubstrate/MobileSubstrate.dylib",@"/etc/apt"];
[array enumerateObjectsUsingBlock:^(NSString *obj, NSUInteger idx, BOOL * _Nonnull stop) {
BOOL fileExist = [[NSFileManager defaultManager] fileExistsAtPath:obj];
if ([obj isEqualToString:@"/usr/lib/system/libsystem_kernel.dylib"]) {
jailBreak |= !fileExist;
}else{
jailBreak |= fileExist;
}
}];
return jailBreak;
}
