/*
 * Copyright (c) 2015 - 2017 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.
 */

#include <stdio.h>
#include <string.h>
#include <openssl/sm2.h>

#ifdef OPENSSL_NO_MACRO
int EVP_PKEY_CTX_set_ec_scheme(EVP_PKEY_CTX *ctx, int scheme)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_SIGN|EVP_PKEY_OP_SIGNCTX|
		EVP_PKEY_OP_VERIFY|EVP_PKEY_OP_VERIFYCTX|
		EVP_PKEY_OP_ENCRYPT|EVP_PKEY_OP_DECRYPT|
		EVP_PKEY_OP_DERIVE,
		EVP_PKEY_CTRL_EC_SCHEME, scheme, NULL);
}

int EVP_PKEY_CTX_get_ec_scheme(EVP_PKEY_CTX *ctx, int scheme)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_SIGN|EVP_PKEY_OP_SIGNCTX|
		EVP_PKEY_OP_VERIFY|EVP_PKEY_OP_VERIFYCTX|
		EVP_PKEY_OP_ENCRYPT|EVP_PKEY_OP_DECRYPT|
		EVP_PKEY_OP_DERIVE,
		EVP_PKEY_CTRL_EC_SCHEME, -2, NULL);
}

int EVP_PKEY_CTX_set_signer_id(EVP_PKEY_CTX *ctx, const char *id)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_SIGN|EVP_PKEY_OP_SIGNCTX|
		EVP_PKEY_OP_VERIFY|EVP_PKEY_OP_VERIFYCTX|
		EVP_PKEY_OP_DERIVE,
		EVP_PKEY_CTRL_SIGNER_ID, 0, (void *)id);
}

int EVP_PKEY_CTX_get_signer_id(EVP_PKEY_CTX *ctx, const char *id)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_SIGN|EVP_PKEY_OP_SIGNCTX|
		EVP_PKEY_OP_VERIFY|EVP_PKEY_OP_VERIFYCTX|
		EVP_PKEY_OP_DERIVE,
		EVP_PKEY_CTRL_GET_SIGNER_ID, 0, (void *)pid)
}

int EVP_PKEY_CTX_get_signer_zid(EVP_PKEY_CTX *ctx, unsigned char **pzid)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_SIGN|EVP_PKEY_OP_SIGNCTX|
		EVP_PKEY_OP_VERIFY|EVP_PKEY_OP_VERIFYCTX|
		EVP_PKEY_OP_DERIVE,
		EVP_PKEY_CTRL_GET_SIGNER_ZID, 0, (void *)pzid);
}

int EVP_PKEY_CTX_set_ec_encrypt_param(EVP_PKEY_CTX *ctx, int param)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_ENCRYPT|EVP_PKEY_OP_DECRYPT,
		EVP_PKEY_CTRL_EC_ENCRYPT_PARAM, param, NULL);
}

int EVP_PKEY_CTX_get_ec_encrypt_param(EVP_PKEY_CTX *ctx)
{
	return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_EC,
		EVP_PKEY_OP_ENCRYPT|EVP_PKEY_OP_DECRYPT,
		EVP_PKEY_CTRL_EC_ENCRYPT_PARAM, -2, NULL);
}
#endif