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More method functions for EC_GFp_simple_method.

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This commit is contained in:
Bodo Möller
2001-03-08 01:23:28 +00:00
parent e869d4bd32
commit 226cc7ded4
10 changed files with 536 additions and 81 deletions
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54
crypto/ec/ec_lib.c
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@@ -108,7 +108,6 @@ int EC_GROUP_set_curve_GFp(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a, co
ECerr(EC_F_EC_GROUP_SET_CURVE_GFP, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
return group->meth->group_set_curve_GFp(group, p, a, b, ctx);
}
@@ -315,12 +314,61 @@ int EC_POINT_copy(EC_POINT *dest, const EC_POINT *src)
ECerr(EC_F_EC_POINT_COPY, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
return dest->meth->point_copy(dest, src);
}
/* TODO: 'set' and 'get' functions for EC_POINTs */
int EC_POINT_set_to_infinity(const EC_GROUP *group, EC_POINT *point)
{
if (group->meth->point_set_to_infinity == 0)
{
ECerr(EC_F_EC_POINT_SET_TO_INFINITY, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
if (group->meth != point->meth)
{
ECerr(EC_F_EC_POINT_SET_TO_INFINITY, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
return group->meth->point_set_to_infinity(group, point);
}
int EC_POINT_set_affine_coordinates_GFp(const EC_GROUP *group, EC_POINT *point,
const BIGNUM *x, const BIGNUM *y, BN_CTX *ctx)
{
if (group->meth->point_set_affine_coordinates_GFp == 0)
{
ECerr(EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
if (group->meth != point->meth)
{
ECerr(EC_F_EC_POINT_SET_AFFINE_COORDINATES_GFP, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
return group->meth->point_set_affine_coordinates_GFp(group, point, x, y, ctx);
}
int EC_POINT_get_affine_coordinates_GFp(const EC_GROUP *group, const EC_POINT *point,
BIGNUM *x, BIGNUM *y, BN_CTX *ctx)
{
if (group->meth->point_get_affine_coordinates_GFp == 0)
{
ECerr(EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
if (group->meth != point->meth)
{
ECerr(EC_F_EC_POINT_GET_AFFINE_COORDINATES_GFP, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
return group->meth->point_get_affine_coordinates_GFp(group, point, x, y, ctx);
}
/* TODO: other 'set' and 'get' functions for EC_POINTs */
size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *point, point_conversion_form_t form,