/* SPDX-License-Identifier: GPL-3.0-or-later

 * Copyright © 2022-2025 The TokTok team.

 */

#include "tox_random.h"

#include "ccompat.h"

#include "tox_memory.h"

#include "tox_random_impl.h"

Tox_Random *tox_random_new(const Tox_Random_Funcs *funcs, void *user_data, const Tox_Memory *mem)

{

    Tox_Random *rng = (Tox_Random *)tox_memory_alloc(mem, sizeof(Tox_Random));

    if (rng == nullptr) {

        return nullptr;

    }

    rng->funcs = funcs;

    rng->user_data = user_data;

    rng->mem = mem;

    return rng;

}

void tox_random_free(Tox_Random *rng)

{

    if (rng == nullptr || rng->mem == nullptr) {

        return;

    }

    tox_memory_dealloc(rng->mem, rng);

}

void tox_random_bytes(const Tox_Random *rng, uint8_t *bytes, uint32_t length)

{

    rng->funcs->bytes_callback(rng->user_data, bytes, length);

}

uint32_t tox_random_uniform(const Tox_Random *rng, uint32_t upper_bound)

{

    return rng->funcs->uniform_callback(rng->user_data, upper_bound);

}