58 lines
1.1 KiB
C
58 lines
1.1 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include "memory.h"
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#include "models.h"
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#include <gmp.h>
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#include <flint/fmpz.h>
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#include <flint/fq.h>
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void SW_init(SW_curve *E, const fq_ctx_t *F) {
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//fmpz_init(E->p);
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fq_init(E->a, *F);
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fq_init(E->b, *F);
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}
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void SW_set(SW_curve *E, const fq_ctx_t *F, const fmpz_t a, const fmpz_t b) {
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fmpz_t p;
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long d;
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fmpz_init_set(p, fq_ctx_prime(*F));
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d = fq_ctx_degree(*F);
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E->F = F;
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fq_set_fmpz(E->a, a, *F);
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fq_set_fmpz(E->b, b, *F);
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fmpz_clear(p);
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}
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void SW_print(SW_curve *E) {
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printf("Elliptic curve Y^3 = X^3 + ");
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fq_print_pretty(E->a, *(E->F));
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printf("X + ");
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fq_print_pretty(E->b, *(E->F));
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printf(" in short Weierstrass form over F_p^d with p = ");
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//fmpz_print(E->p);
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//printf(" and d = %ld", E->d);
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}
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//#define template_weierstrass(a1, a2, a3, a4, a6) const fmpz_t a1, const fmpz_t a2, const fmpz_t a3, const fmpz_t a4, const fmpz_t a6
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//void print_test(template_weierstrass(a1, a2, a3, a4, a6)) {
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// printf("\n");
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// fmpz_print(a1);
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// printf("\n");
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// fmpz_print(a2);
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// printf("\n");
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// fmpz_print(a3);
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// printf("\n");
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// fmpz_print(a4);
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// printf("\n");
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// fmpz_print(a6);
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// printf("\n");
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//}
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