4534056c28
* MP_USE_ENUMS enables enums * Wc++-compat catches some implicit conversions if MP_USE_ENUMS is defined * 100% backwards compatible API/ABI if MP_USE_ENUMS is not defined
38 lines
768 B
C
38 lines
768 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 MP_NO_FILE
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mp_err mp_fwrite(const mp_int *a, int radix, FILE *stream)
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{
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char *buf;
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mp_err err;
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int len;
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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 *) MP_MALLOC((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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MP_FREE_BUFFER(buf, (size_t)len);
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return err;
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}
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if (fwrite(buf, (size_t)len, 1, stream) != 1) {
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MP_FREE_BUFFER(buf, (size_t)len);
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return MP_ERR;
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}
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MP_FREE_BUFFER(buf, (size_t)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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