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55 lines
1.3 KiB
55 lines
1.3 KiB
#include <stdio.h>
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#include <string.h>
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#include <mcl/bn_c384_256.h>
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int g_err = 0;
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#define ASSERT(x) { if (!(x)) { printf("err %s:%d\n", __FILE__, __LINE__); g_err++; } }
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int main()
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{
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char buf[1024];
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const char *aStr = "123";
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const char *bStr = "456";
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int ret = mclBn_init(MCL_BLS12_381, MCLBN_COMPILED_TIME_VAR);
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if (ret != 0) {
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printf("err ret=%d\n", ret);
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return 1;
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}
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mclBnFr a, b, ab;
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mclBnG1 P, aP;
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mclBnG2 Q, bQ;
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mclBnGT e, e1, e2;
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mclBnFr_setStr(&a, aStr, strlen(aStr), 10);
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mclBnFr_setStr(&b, bStr, strlen(bStr), 10);
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mclBnFr_mul(&ab, &a, &b);
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mclBnFr_getStr(buf, sizeof(buf), &ab, 10);
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printf("%s x %s = %s\n", aStr, bStr, buf);
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ASSERT(!mclBnG1_hashAndMapTo(&P, "this", 4));
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ASSERT(!mclBnG2_hashAndMapTo(&Q, "that", 4));
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mclBnG1_getStr(buf, sizeof(buf), &P, 16);
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printf("P = %s\n", buf);
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mclBnG2_getStr(buf, sizeof(buf), &Q, 16);
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printf("Q = %s\n", buf);
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mclBnG1_mul(&aP, &P, &a);
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mclBnG2_mul(&bQ, &Q, &b);
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mclBn_pairing(&e, &P, &Q);
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mclBnGT_getStr(buf, sizeof(buf), &e, 16);
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printf("e = %s\n", buf);
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mclBnGT_pow(&e1, &e, &a);
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mclBn_pairing(&e2, &aP, &Q);
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ASSERT(mclBnGT_isEqual(&e1, &e2));
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mclBnGT_pow(&e1, &e, &b);
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mclBn_pairing(&e2, &P, &bQ);
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ASSERT(mclBnGT_isEqual(&e1, &e2));
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if (g_err) {
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printf("err %d\n", g_err);
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return 1;
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} else {
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printf("no err\n");
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return 0;
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}
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}
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