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#include "tommath_private.h"
#ifdef MP_INIT_SIZE_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */
/* init an mp_init for a given size */
mp_err mp_init_size(mp_int *a, int size)
{
size = MP_MAX(MP_MIN_DIGIT_COUNT, size);
if (size > MP_MAX_DIGIT_COUNT) {
return MP_OVF;
}
/* alloc mem */
a->dp = (mp_digit *) MP_CALLOC((size_t)size, sizeof(mp_digit));
if (a->dp == NULL) {
return MP_MEM;
}
/* set the members */
a->used = 0;
a->alloc = size;
a->sign = MP_ZPOS;
return MP_OKAY;
}
#endif
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