-/* TODO */
/* crypto/ec/ec.h */
/* ====================================================================
* Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
#endif
+
typedef enum {
POINT_CONVERSION_COMPRESSED = 2,
POINT_CONVERSION_UNCOMPRESSED = 4,
EC_GROUP *EC_GROUP_new(const EC_METHOD *);
/* We don't have types for field specifications and field elements in general.
* Otherwise we would declare
- * int EC_GROUP_set(EC_GROUP *, .....);
+ * int EC_GROUP_set_curve(EC_GROUP *, .....);
*/
-int EC_GROUP_set_GFp(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b);
+int EC_GROUP_set_curve_GFp(EC_GROUP *, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
void EC_GROUP_free(EC_GROUP *);
+void EC_GROUP_clear_free(EC_GROUP *);
+int EC_GROUP_copy(EC_GROUP *, const EC_GROUP*);
+
+/* EC_GROUP_new_GFp() calls EC_GROUP_new() and EC_GROUP_set_GFp()
+ * after choosing an appropriate EC_METHOD */
+EC_GROUP *EC_GROUP_new_curve_GFp(const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *);
+
+int EC_GROUP_set_generator(EC_GROUP *, const EC_POINT *generator, const BIGNUM *order, const BIGNUM *cofactor);
+
+/* TODO: 'set' and 'get' functions for EC_GROUPs */
+
EC_POINT *EC_POINT_new(const EC_GROUP *);
void EC_POINT_free(EC_POINT *);
+void EC_POINT_clear_free(EC_POINT *);
+int EC_POINT_copy(EC_POINT *, const EC_POINT *);
-int EC_POINT_add(const EC_GROUP *, EC_POINT *r, EC_POINT *a, EC_POINT *b);
-int EC_POINT_dbl(const EC_GROUP *, EC_POINT *r, EC_POINT *a);
+/* TODO: 'set' and 'get' functions for EC_POINTs */
+
+size_t EC_POINT_point2oct(const EC_GROUP *, const EC_POINT *, point_conversion_form_t form,
+ unsigned char *buf, size_t len, BN_CTX *);
+int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *,
+ const unsigned char *buf, size_t len, BN_CTX *);
+
+int EC_POINT_add(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, const EC_POINT *b, BN_CTX *);
+int EC_POINT_dbl(const EC_GROUP *, EC_POINT *r, const EC_POINT *a, BN_CTX *);
+
+int EC_POINT_is_at_infinity(const EC_GROUP *, const EC_POINT *);
+int EC_POINT_is_on_curve(const EC_GROUP *, const EC_POINT *, BN_CTX *);
+
+int EC_POINT_make_affine(const EC_GROUP *, const EC_POINT *, BN_CTX *);
-size_t EC_POINT_point2oct(const EC_GROUP *, EC_POINT *, unsigned char *buf,
- size_t len, point_conversion_form_t form);
-int EC_POINT_oct2point(const EC_GROUP *, EC_POINT *, unsigned char *buf, size_t len);
/* TODO: scalar multiplication */
/* Error codes for the EC functions. */
/* Function codes. */
+#define EC_F_EC_GROUP_CLEAR_FREE 103
+#define EC_F_EC_GROUP_COPY 102
+#define EC_F_EC_GROUP_FREE 104
+#define EC_F_EC_GROUP_GET_EXTRA_DATA 115
+#define EC_F_EC_GROUP_NEW 100
+#define EC_F_EC_GROUP_SET_CURVE_GFP 101
+#define EC_F_EC_GROUP_SET_EXTRA_DATA 116
+#define EC_F_EC_GROUP_SET_GENERATOR 106
+#define EC_F_EC_POINT_ADD 107
+#define EC_F_EC_POINT_COPY 108
+#define EC_F_EC_POINT_DBL 109
+#define EC_F_EC_POINT_IS_AT_INFINITY 110
+#define EC_F_EC_POINT_IS_ON_CURVE 111
+#define EC_F_EC_POINT_MAKE_AFFINE 112
+#define EC_F_EC_POINT_NEW 105
+#define EC_F_EC_POINT_OCT2POINT 113
+#define EC_F_EC_POINT_POINT2OCT 114
/* Reason codes. */
+#define EC_R_INCOMPATIBLE_OBJECTS 100
+#define EC_R_NO_SUCH_EXTRA_DATA 101
+#define EC_R_SLOT_FULL 102
#ifdef __cplusplus
}