37 lines
755 B
C
37 lines
755 B
C
#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
|