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/**
@file rexmpp_random.h
@brief Random generation
@author defanor <defanor@uberspace.net>
@date 2023
@copyright MIT license.
*/
#ifndef REXMPP_RANDOM_H
#define REXMPP_RANDOM_H
/**
@brief Fills a buffer with cryptographically-secure random data.
@param[out] buf A buffer to write into.
@param[in] len The number of bytes to fill.
Uses arc4random_buf or gcry_create_nonce, depending on what is
available.
*/
void rexmpp_random_buf (void *buf, size_t len);
/**
@brief Generates a random ASCII identifier.
@returns A null-terminated string, which must be freed by the
caller.
*/
char *rexmpp_random_id ();
#endif
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