#include "tommath_private.h" #ifdef MP_FWRITE_C /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ #ifndef MP_NO_FILE mp_err mp_fwrite(const mp_int *a, int radix, FILE *stream) { char *buf; mp_err err; size_t size, written; if ((err = mp_radix_size_overestimate(a, radix, &size)) != MP_OKAY) { return err; } buf = (char *) MP_MALLOC(size); if (buf == NULL) { return MP_MEM; } if ((err = mp_to_radix(a, buf, size, &written, radix)) == MP_OKAY) { if (fwrite(buf, written, 1uL, stream) != 1uL) { err = MP_ERR; } } MP_FREE_BUF(buf, size); return err; } #endif #endif