Update v3 API

include/gmssl/ec.h

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2014 - 2021 The GmSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the GmSSL Project.
+ *    (http://gmssl.org/)"
+ *
+ * 4. The name "GmSSL Project" must not be used to endorse or promote
+ *    products derived from this software without prior written
+ *    permission. For written permission, please contact
+ *    guanzhi1980@gmail.com.
+ *
+ * 5. Products derived from this software may not be called "GmSSL"
+ *    nor may "GmSSL" appear in their names without prior written
+ *    permission of the GmSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the GmSSL Project
+ *    (http://gmssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE GmSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GMSSL_EC_H
+#define GMSSL_EC_H
+
+
+#include <time.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <gmssl/sm2.h>
+#include <gmssl/oid.h>
+#include <gmssl/asn1.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+curve:
+	OID_sm2
+	OID_prime192v1
+	OID_prime256v1
+	OID_secp256k1
+	OID_secp384r1
+	OID_secp521r1
+*/
+const char *ec_curve_name(int curve);
+int ec_curve_from_name(const char *name);
+
+int ec_public_key_algor_to_der(int curve, uint8_t **out, size_t *outlen);
+int ec_public_key_algor_from_der(int *curve, const uint8_t **in, size_t *inlen);
+int ec_public_key_algor_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *d, size_t dlen);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif