#ifndef RANDGEN_H #define RANDGEN_H /* Fill given buffer with semi-strong randomness, usually from /dev/urandom. */ void random_fill(void *buf, size_t size); /* Fill given buffer with weak randomness, ie. with rand(). This is better if no real randomness is required, as reading from /dev/urandom usually also consumes /dev/random entropy, which may disturb other processes. */ void random_fill_weak(void *buf, size_t size); /* may be called multiple times */ void random_init(void); void random_deinit(void); #endif