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/* See LICENSE file for copyright and license details. */
#if defined(__linux__)
#include <stdint.h>
#include <stdio.h>
#include "../util.h"
const char *
entropy(void)
{
uintmax_t num;
if (pscanf("/proc/sys/kernel/random/entropy_avail", "%ju", &num)
!= 1) {
return NULL;
}
return bprintf("%ju", num);
}
#elif defined(__OpenBSD__) | defined(__FreeBSD__)
const char *
entropy(void)
{
/* Unicode Character 'INFINITY' (U+221E) */
return "\xe2\x88\x9e";
}
#endif
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