version 2.5.3

new sms4 api, go api and ciphersuites

crypto/sms4/sms4_ede.c

@@ -0,0 +1,129 @@
+/* ====================================================================
+ * Copyright (c) 2014 - 2019 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 <openssl/sms4.h>
+#include <openssl/modes.h>
+
+
+void sms4_ede_set_encrypt_key(sms4_ede_key_t *key,
+	const unsigned char user_key[48])
+{
+	sms4_set_encrypt_key(&key->k1, user_key);
+	sms4_set_decrypt_key(&key->k2, user_key + 16);
+	sms4_set_encrypt_key(&key->k3, user_key + 32);
+}
+
+void sms4_ede_set_decrypt_key(sms4_ede_key_t *key,
+	const unsigned char user_key[48])
+{
+	sms4_set_decrypt_key(&key->k1, user_key + 32);
+	sms4_set_encrypt_key(&key->k2, user_key + 16);
+	sms4_set_decrypt_key(&key->k3, user_key);
+}
+
+void sms4_ede_encrypt(const unsigned char in[16], unsigned char out[16],
+	const sms4_ede_key_t *key)
+{
+	sms4_encrypt(in, out, &key->k1);
+	sms4_encrypt(out, out, &key->k2);
+	sms4_encrypt(out, out, &key->k3);
+}
+
+void sms4_ede_ecb_encrypt(const unsigned char *in, unsigned char *out,
+	const sms4_ede_key_t *key, int enc)
+{
+	sms4_ede_encrypt(in, out, key);
+}
+
+void sms4_ede_cbc_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_ede_key_t *key, unsigned char *iv, int enc)
+{
+	if (enc)
+		CRYPTO_cbc128_encrypt(in, out, len, key, iv,
+			(block128_f)sms4_ede_encrypt);
+	else	CRYPTO_cbc128_decrypt(in, out, len, key, iv,
+			(block128_f)sms4_ede_encrypt);
+}
+
+void sms4_ede_cfb128_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_ede_key_t *key, unsigned char *iv, int *num,
+	int enc)
+{
+	CRYPTO_cfb128_encrypt(in, out, len, key, iv, num, enc,
+		(block128_f)sms4_ede_encrypt);
+}
+
+void sms4_ede_ofb128_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_ede_key_t *key, unsigned char *iv, int *num)
+{
+	CRYPTO_ofb128_encrypt(in, out, len, key, iv, num,
+		(block128_f)sms4_ede_encrypt);
+}
+
+void sms4_ede_ctr128_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_ede_key_t *key, unsigned char *iv,
+	unsigned char ecount_buf[SMS4_BLOCK_SIZE], unsigned int *num)
+{
+	CRYPTO_ctr128_encrypt(in, out, len, key, iv, ecount_buf, num,
+		(block128_f)sms4_ede_encrypt);
+}
+
+int sms4_ede_wrap_key(sms4_ede_key_t *key, const unsigned char *iv,
+	unsigned char *out, const unsigned char *in, unsigned int inlen)
+{
+	return CRYPTO_128_wrap(key, iv, out, in, inlen,
+		(block128_f)sms4_ede_encrypt);
+}
+
+int sms4_ede_unwrap_key(sms4_ede_key_t *key, const unsigned char *iv,
+	unsigned char *out, const unsigned char *in, unsigned int inlen)
+{
+	return CRYPTO_128_unwrap(key, iv, out, in, inlen,
+		(block128_f)sms4_ede_encrypt);
+}