utils.h

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright 2018, Olivier MATZ <zer0@droids-corp.org>
 */

 
#pragma once

#define EC_CAST(x, old_type, new_type)                                                             \
    ({                                                                                         \
        __typeof__(old_type) __x = (x);                                                    \
        (__typeof__(new_type))__x;                                                         \
    })

#define EC_VA_END ((void *)1)

#define EC_COUNT_OF(x) ((sizeof(x) / sizeof(0 [x])) / ((size_t)(!(sizeof(x) % sizeof(0 [x])))))