From 0de847bb4832c201233c87fa37867b9d89f0e8c8 Mon Sep 17 00:00:00 2001
From: BobTheBob <32057864+BobTheBob9@users.noreply.github.com>
Date: Fri, 27 May 2022 01:13:14 +0100
Subject: rename project folder (:tf: commit log)

---
 NorthstarDLL/include/crypto/sm2.h | 86 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 NorthstarDLL/include/crypto/sm2.h

(limited to 'NorthstarDLL/include/crypto/sm2.h')

diff --git a/NorthstarDLL/include/crypto/sm2.h b/NorthstarDLL/include/crypto/sm2.h
new file mode 100644
index 00000000..9ab6c0b7
--- /dev/null
+++ b/NorthstarDLL/include/crypto/sm2.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2017-2021 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2017 Ribose Inc. All Rights Reserved.
+ * Ported from Ribose contributions from Botan.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#ifndef OSSL_CRYPTO_SM2_H
+# define OSSL_CRYPTO_SM2_H
+# pragma once
+
+# include <openssl/opensslconf.h>
+
+# if !defined(OPENSSL_NO_SM2) && !defined(FIPS_MODULE)
+
+#  include <openssl/ec.h>
+#  include "crypto/types.h"
+
+int ossl_sm2_key_private_check(const EC_KEY *eckey);
+
+/* The default user id as specified in GM/T 0009-2012 */
+#  define SM2_DEFAULT_USERID "1234567812345678"
+
+int ossl_sm2_compute_z_digest(uint8_t *out,
+                              const EVP_MD *digest,
+                              const uint8_t *id,
+                              const size_t id_len,
+                              const EC_KEY *key);
+
+/*
+ * SM2 signature operation. Computes Z and then signs H(Z || msg) using SM2
+ */
+ECDSA_SIG *ossl_sm2_do_sign(const EC_KEY *key,
+                            const EVP_MD *digest,
+                            const uint8_t *id,
+                            const size_t id_len,
+                            const uint8_t *msg, size_t msg_len);
+
+int ossl_sm2_do_verify(const EC_KEY *key,
+                       const EVP_MD *digest,
+                       const ECDSA_SIG *signature,
+                       const uint8_t *id,
+                       const size_t id_len,
+                       const uint8_t *msg, size_t msg_len);
+
+/*
+ * SM2 signature generation.
+ */
+int ossl_sm2_internal_sign(const unsigned char *dgst, int dgstlen,
+                           unsigned char *sig, unsigned int *siglen,
+                           EC_KEY *eckey);
+
+/*
+ * SM2 signature verification.
+ */
+int ossl_sm2_internal_verify(const unsigned char *dgst, int dgstlen,
+                             const unsigned char *sig, int siglen,
+                             EC_KEY *eckey);
+
+/*
+ * SM2 encryption
+ */
+int ossl_sm2_ciphertext_size(const EC_KEY *key, const EVP_MD *digest,
+                             size_t msg_len, size_t *ct_size);
+
+int ossl_sm2_plaintext_size(const unsigned char *ct, size_t ct_size,
+                            size_t *pt_size);
+
+int ossl_sm2_encrypt(const EC_KEY *key,
+                     const EVP_MD *digest,
+                     const uint8_t *msg, size_t msg_len,
+                     uint8_t *ciphertext_buf, size_t *ciphertext_len);
+
+int ossl_sm2_decrypt(const EC_KEY *key,
+                     const EVP_MD *digest,
+                     const uint8_t *ciphertext, size_t ciphertext_len,
+                     uint8_t *ptext_buf, size_t *ptext_len);
+
+const unsigned char *ossl_sm2_algorithmidentifier_encoding(int md_nid,
+                                                           size_t *len);
+# endif /* OPENSSL_NO_SM2 */
+#endif
-- 
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