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// SPDX-License-Identifier: BSD-2-Clause
/*
* Copyright (c) 2024, Linaro Limited
*/
#include <assert.h>
#include <stdint.h>
#include <string.h>
#include <string_ext.h>
void *ins_array_elem(void *base, size_t elem_count, size_t elem_size,
size_t pos, const void *elem)
{
uint8_t *b = base;
void *e = b + pos * elem_size;
assert(pos < elem_count);
memmove(b + (pos + 1) * elem_size, e,
(elem_count - pos - 1) * elem_size);
if (elem)
memcpy(e, elem, elem_size);
return e;
}
void *ins_array_elem_zero_init(void *base, size_t elem_count, size_t elem_size,
size_t pos)
{
return memset(ins_array_elem(base, elem_count, elem_size, pos, NULL),
0, elem_size);
}
void rem_array_elem(void *base, size_t elem_count, size_t elem_size,
size_t pos)
{
uint8_t *b = base;
assert(pos < elem_count);
memmove(b + pos * elem_size, b + (pos + 1) * elem_size,
(elem_count - pos - 1) * elem_size);
}
void rem_array_elem_zero_pad(void *base, size_t elem_count, size_t elem_size,
size_t pos)
{
rem_array_elem(base, elem_count, elem_size, pos);
memset((uint8_t *)base + (elem_count - 1) * elem_size, 0, elem_size);
}
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