2G ems initial

include/nettle/ecc-curve.h

@@ -0,0 +1,71 @@
+/* ecc-curve.h
+
+   Copyright (C) 2013 Niels Möller
+
+   This file is part of GNU Nettle.
+
+   GNU Nettle is free software: you can redistribute it and/or
+   modify it under the terms of either:
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at your
+       option) any later version.
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at your
+       option) any later version.
+
+   or both in parallel, as here.
+
+   GNU Nettle is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see http://www.gnu.org/licenses/.
+*/
+
+/* Development of Nettle's ECC support was funded by the .SE Internet Fund. */
+
+#ifndef NETTLE_ECC_CURVE_H_INCLUDED
+#define NETTLE_ECC_CURVE_H_INCLUDED
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* The contents of this struct is internal. */
+struct ecc_curve;
+
+/* FIXME: Rename with leading underscore. Due to ABI subtleties,
+   applications should not refer to these directly, but use the below
+   accessor functions. */
+extern const struct ecc_curve nettle_secp_192r1;
+extern const struct ecc_curve nettle_secp_224r1;
+extern const struct ecc_curve nettle_secp_256r1;
+extern const struct ecc_curve nettle_secp_384r1;
+extern const struct ecc_curve nettle_secp_521r1;
+
+#ifdef __GNUC__
+#define NETTLE_PURE __attribute__((pure))
+#else
+#define NETTLE_PURE
+#endif
+
+const struct ecc_curve * NETTLE_PURE nettle_get_secp_192r1(void);
+const struct ecc_curve * NETTLE_PURE nettle_get_secp_224r1(void);
+const struct ecc_curve * NETTLE_PURE nettle_get_secp_256r1(void);
+const struct ecc_curve * NETTLE_PURE nettle_get_secp_384r1(void);
+const struct ecc_curve * NETTLE_PURE nettle_get_secp_521r1(void);
+
+#undef NETTLE_PURE
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* NETTLE_ECC_CURVE_H_INCLUDED */