Castor oil is a vegetable oil derived from the castor bean seed in its purest form. It is colorless, odorless and tasteless.
Encoding globally available pointers helps protect them from being exploited. The EncodePointer function obfuscates the pointer value with a secret so that it cannot be predicted by an external agent. The secret used by EncodePointer is different for each process. A pointer must be decoded before it can be used.
1. int foo () ; If you guessed that foo is actually a constant pointer to a function, you are correct. When a function is called (via the () operator), the function pointer is dereferenced, and execution branches to the function.