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