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38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
// Copyright (c) 2014 Pieter Wuille
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <stdio.h>
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#include "util.h"
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#include "num_impl.h"
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#include "field_impl.h"
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#include "group_impl.h"
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#include "scalar_impl.h"
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int main() {
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static const unsigned char init[32] = {
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0x02, 0x03, 0x05, 0x07, 0x0b, 0x0d, 0x11, 0x13,
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0x17, 0x1d, 0x1f, 0x25, 0x29, 0x2b, 0x2f, 0x35,
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0x3b, 0x3d, 0x43, 0x47, 0x49, 0x4f, 0x53, 0x59,
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0x61, 0x65, 0x67, 0x6b, 0x6d, 0x71, 0x7f, 0x83
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};
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static const unsigned char fini[32] = {
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0xba, 0x28, 0x58, 0xd8, 0xaa, 0x11, 0xd6, 0xf2,
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0xfa, 0xce, 0x50, 0xb1, 0x67, 0x19, 0xb1, 0xa6,
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0xe0, 0xaa, 0x84, 0x53, 0xf6, 0x80, 0xfc, 0x23,
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0x88, 0x3c, 0xd6, 0x74, 0x9f, 0x27, 0x09, 0x03
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};
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secp256k1_ge_start();
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secp256k1_scalar_t base, x;
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secp256k1_scalar_set_b32(&base, init, NULL);
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secp256k1_scalar_set_b32(&x, init, NULL);
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for (int i=0; i<1000000; i++) {
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secp256k1_scalar_inverse(&x, &x);
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secp256k1_scalar_add(&x, &x, &base);
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}
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unsigned char res[32];
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secp256k1_scalar_get_b32(res, &x);
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CHECK(memcmp(res, fini, 32) == 0);
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return 0;
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}
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