add sms4 module

include/openssl/evp.h

@@ -889,6 +889,27 @@ const EVP_CIPHER *EVP_seed_cfb128(void);
 const EVP_CIPHER *EVP_seed_ofb(void);
 # endif
 
+# ifndef OPENSSL_NO_SMS4
+const EVP_CIPHER *EVP_sms4_ecb(void);
+const EVP_CIPHER *EVP_sms4_cbc(void);
+const EVP_CIPHER *EVP_sms4_cfb1(void);
+const EVP_CIPHER *EVP_sms4_cfb8(void);
+const EVP_CIPHER *EVP_sms4_cfb128(void);
+#  define EVP_sms4_cfb EVP_sms4_cfb128
+const EVP_CIPHER *EVP_sms4_ofb(void);
+const EVP_CIPHER *EVP_sms4_ctr(void);
+const EVP_CIPHER *EVP_sms4_gcm(void);
+const EVP_CIPHER *EVP_sms4_ccm(void);
+const EVP_CIPHER *EVP_sms4_ocb(void);
+const EVP_CIPHER *EVP_sms4_xts(void);
+const EVP_CIPHER *EVP_sms4_wrap(void);
+const EVP_CIPHER *EVP_sms4_wrap_pad(void);
+#  define EVP_sm4_ecb EVP_sms4_ecb
+#  define EVP_sm4_cbc EVP_sms4_cbc
+#  define EVP_sm4_cfb EVP_sms4_cfb
+#  define EVP_sm4_ofb EVP_sms4_ofb
+# endif
+
 # if OPENSSL_API_COMPAT < 0x10100000L
 #  define OPENSSL_add_all_algorithms_conf() \
     OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \

include/openssl/sms4.h

@@ -0,0 +1,123 @@
+/* ====================================================================
+ * Copyright (c) 2014 - 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.
+ * ====================================================================
+ */
+
+#ifndef HEADER_SMS4_H
+#define HEADER_SMS4_H
+
+#include <openssl/opensslconf.h>
+#ifndef NO_GMSSL
+
+#define SMS4_KEY_LENGTH		16
+#define SMS4_BLOCK_SIZE		16
+#define SMS4_IV_LENGTH		(SMS4_BLOCK_SIZE)
+#define SMS4_NUM_ROUNDS		32
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <string.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+	uint32_t rk[SMS4_NUM_ROUNDS];
+} sms4_key_t;
+
+void sms4_set_encrypt_key(sms4_key_t *key, const unsigned char *user_key);
+void sms4_set_decrypt_key(sms4_key_t *key, const unsigned char *user_key);
+void sms4_encrypt(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
+#define sms4_decrypt(in,out,key)  sms4_encrypt(in,out,key)
+
+void sms4_encrypt_init(sms4_key_t *key);
+void sms4_encrypt_8blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
+void sms4_encrypt_16blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
+
+void sms4_ecb_encrypt(const unsigned char *in, unsigned char *out,
+	const sms4_key_t *key, int enc);
+void sms4_cbc_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_key_t *key, unsigned char *iv, int enc);
+void sms4_cfb128_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_key_t *key, unsigned char *iv, int *num, int enc);
+void sms4_ofb128_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_key_t *key, unsigned char *iv, int *num);
+void sms4_ctr128_encrypt(const unsigned char *in, unsigned char *out,
+	size_t len, const sms4_key_t *key, unsigned char *iv,
+	unsigned char ecount_buf[SMS4_BLOCK_SIZE], unsigned int *num);
+
+int sms4_wrap_key(sms4_key_t *key, const unsigned char *iv,
+	unsigned char *out, const unsigned char *in, unsigned int inlen);
+int sms4_unwrap_key(sms4_key_t *key, const unsigned char *iv,
+	unsigned char *out, const unsigned char *in, unsigned int inlen);
+
+
+
+#define SMS4_EDE_KEY_LENGTH	32
+
+typedef struct {
+	sms4_key_t k1;
+	sms4_key_t k2;
+} sms4_ede_key_t;
+
+void sms4_ede_set_encrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
+void sms4_ede_set_decrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
+void sms4_ede_encrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
+void sms4_ede_encrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
+void sms4_ede_encrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
+void sms4_ede_decrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
+void sms4_ede_decrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
+void sms4_ede_decrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif
+#endif