add support for elliptic curves over binary fields

[openssl.git] / crypto / ec / ecp_recp.c

diff --git a/crypto/ec/ecp_recp.c b/crypto/ec/ecp_recp.c
index 47c8fdd237f1bb65a7dabd559d12248ca2d78383..f26b571d3d8255332b9320f8ffba8e64d9914f71 100644 (file)
--- a/crypto/ec/ecp_recp.c
+++ b/crypto/ec/ecp_recp.c
@@ -1,4 +1,3 @@
-/* TODO */
 /* crypto/ec/ecp_recp.c */
 /* ====================================================================
  * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
@@ -53,36 +52,92 @@
  * Hudson (tjh@cryptsoft.com).
  *
  */
+/* ====================================================================
+ * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
+ * Portions of this software developed by SUN MICROSYSTEMS, INC.,
+ * and contributed to the OpenSSL project.
+ */
 
 #include "ec_lcl.h"
 
-
+#if 0
 const EC_METHOD *EC_GFp_recp_method(void)
        {
        static const EC_METHOD ret = {
                ec_GFp_recp_group_init,
-               ec_GFp_recp_group_set_curve_GFp,
                ec_GFp_recp_group_finish,
                ec_GFp_recp_group_clear_finish,
-               ec_GFp_simple_group_copy,
+               ec_GFp_recp_group_copy,
+               ec_GFp_recp_group_set_curve_GFp,
+               ec_GFp_simple_group_get_curve_GFp,
+               ec_GFp_simple_group_get_degree,
                ec_GFp_simple_group_set_generator,
-               /* TODO: 'set' and 'get' functions for EC_GROUPs */
+               ec_GFp_simple_group_get0_generator,
+               ec_GFp_simple_group_get_order,
+               ec_GFp_simple_group_get_cofactor,
+               ec_GFp_simple_group_check_discriminant,
                ec_GFp_simple_point_init,
                ec_GFp_simple_point_finish,
                ec_GFp_simple_point_clear_finish,
                ec_GFp_simple_point_copy,
-               /* TODO: 'set' and 'get' functions for EC_POINTs */
+               ec_GFp_simple_point_set_to_infinity,
+               ec_GFp_simple_set_Jprojective_coordinates_GFp,
+               ec_GFp_simple_get_Jprojective_coordinates_GFp,
+               ec_GFp_simple_point_set_affine_coordinates_GFp,
+               ec_GFp_simple_point_get_affine_coordinates_GFp,
+               ec_GFp_simple_set_compressed_coordinates_GFp,
                ec_GFp_simple_point2oct,
                ec_GFp_simple_oct2point,
                ec_GFp_simple_add,
                ec_GFp_simple_dbl,
+               ec_GFp_simple_invert,
+               0 /* mul */,
+               0 /* precompute_mult */,
                ec_GFp_simple_is_at_infinity,
                ec_GFp_simple_is_on_curve,
+               ec_GFp_simple_cmp,
                ec_GFp_simple_make_affine,
-               ec_GFp_recp_field_mult,
+               ec_GFp_simple_points_make_affine,
+               ec_GFp_recp_field_mul,
                ec_GFp_recp_field_sqr,
-               ec_GFp_recp_field_encode,
-               ec_GFp_recp_field_decode };
+               0 /* field_div */,
+               0 /* field_encode */,
+               0 /* field_decode */,
+               0 /* field_set_to_one */ };
 
        return &ret;
        }
+#endif
+
+int ec_GFp_recp_group_init(EC_GROUP *group)
+       {
+       int ok;
+
+       ok = ec_GFp_simple_group_init(group);
+       group->field_data1 = NULL;
+       return ok;
+       }
+
+
+int ec_GFp_recp_group_set_curve_GFp(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx);
+/* TODO */
+
+
+void ec_GFp_recp_group_finish(EC_GROUP *group);
+/* TODO */
+
+
+void ec_GFp_recp_group_clear_finish(EC_GROUP *group);
+/* TODO */
+
+
+int ec_GFp_recp_group_copy(EC_GROUP *dest, const EC_GROUP *src);
+/* TODO */
+
+
+int ec_GFp_recp_field_mul(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx);
+/* TODO */
+
+
+int ec_GFp_recp_field_sqr(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, BN_CTX *ctx);
+/* TODO */