39 lines
747 B
C
39 lines
747 B
C
#include "tommath_private.h"
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#ifdef BN_MP_FWRITE_C
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/* LibTomMath, multiple-precision integer library -- Tom St Denis */
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/* SPDX-License-Identifier: Unlicense */
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#ifndef LTM_NO_FILE
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int mp_fwrite(const mp_int *a, int radix, FILE *stream)
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{
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char *buf;
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int err, len, x;
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if ((err = mp_radix_size(a, radix, &len)) != MP_OKAY) {
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return err;
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}
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buf = (char *) XMALLOC((size_t)len);
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if (buf == NULL) {
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return MP_MEM;
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}
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if ((err = mp_toradix(a, buf, radix)) != MP_OKAY) {
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XFREE(buf, len);
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return err;
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}
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for (x = 0; x < len; x++) {
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if (fputc((int)buf[x], stream) == EOF) {
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XFREE(buf, len);
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return MP_VAL;
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}
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}
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XFREE(buf, len);
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return MP_OKAY;
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}
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#endif
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#endif
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