1 files changed, 147 insertions, 0 deletions

diff --git a/src/lib/libcrypto/sm2/sm2.h b/src/lib/libcrypto/sm2/sm2.h
new file mode 100644
index 0000000000..92eef8a6de
--- /dev/null
+++ b/src/lib/libcrypto/sm2/sm2.h
@@ -0,0 +1,147 @@
+/*      $OpenBSD: sm2.h,v 1.1.1.1 2021/08/18 16:04:32 tb Exp $ */
+/*
+ * Copyright (c) 2017, 2019 Ribose Inc
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef HEADER_SM2_H
+#define HEADER_SM2_H
+
+#include <openssl/opensslconf.h>
+
+#include <openssl/ec.h>
+#include <openssl/ecdsa.h>
+
+#ifdef OPENSSL_NO_SM2
+#error SM2 is disabled.
+#endif
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+/*
+ * SM2 signature generation.
+ */
+int SM2_sign(const unsigned char *dgst, int dgstlen, unsigned char *sig,
+    unsigned int *siglen, EC_KEY *eckey);
+
+/*
+ * SM2 signature verification. Assumes input is an SM3 digest
+ */
+int SM2_verify(const unsigned char *dgst, int dgstlen, const unsigned char *sig,
+    int siglen, EC_KEY *eckey);
+
+/*
+ * SM2 encryption
+ */
+int SM2_ciphertext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
+    size_t *c_size);
+
+int SM2_plaintext_size(const EC_KEY *key, const EVP_MD *digest, size_t msg_len,
+    size_t *pl_size);
+
+int 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 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);
+
+/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+void ERR_load_SM2_strings(void);
+
+/* Error codes for the SM2 functions. */
+
+/* Function codes. */
+# define SM2_F_PKEY_SM2_CTRL                              274
+# define SM2_F_PKEY_SM2_CTRL_STR                          275
+# define SM2_F_PKEY_SM2_KEYGEN                            276
+# define SM2_F_PKEY_SM2_PARAMGEN                          277
+# define SM2_F_PKEY_SM2_SIGN                              278
+# define SM2_F_PKEY_SM2_VERIFY                            279
+# define SM2_F_PKEY_SM2_ENCRYPT                           280
+# define SM2_F_PKEY_SM2_DECRYPT                           281
+
+/* Reason codes. */
+# define SM2_R_ASN1_ERROR                                 115
+# define SM2_R_ASN5_ERROR                                 1150
+# define SM2_R_BAD_SIGNATURE                              156
+# define SM2_R_BIGNUM_OUT_OF_RANGE                        144
+# define SM2_R_BUFFER_TOO_SMALL                           100
+# define SM2_R_COORDINATES_OUT_OF_RANGE                   146
+# define SM2_R_CURVE_DOES_NOT_SUPPORT_ECDH                160
+# define SM2_R_CURVE_DOES_NOT_SUPPORT_SIGNING             159
+# define SM2_R_D2I_ECPKPARAMETERS_FAILURE                 117
+# define SM2_R_DECODE_ERROR                               142
+# define SM2_R_DIGEST_FAILURE                             163
+# define SM2_R_DISCRIMINANT_IS_ZERO                       118
+# define SM2_R_EC_GROUP_NEW_BY_NAME_FAILURE               119
+# define SM2_R_FIELD_TOO_LARGE                            143
+# define SM2_R_GF2M_NOT_SUPPORTED                         147
+# define SM2_R_GROUP2PKPARAMETERS_FAILURE                 120
+# define SM2_R_I2D_ECPKPARAMETERS_FAILURE                 121
+# define SM2_R_INCOMPATIBLE_OBJECTS                       101
+# define SM2_R_INVALID_ARGUMENT                           112
+# define SM2_R_INVALID_COMPRESSED_POINT                   110
+# define SM2_R_INVALID_COMPRESSION_BIT                    109
+# define SM2_R_INVALID_CURVE                              141
+# define SM2_R_INVALID_DIGEST                             151
+# define SM2_R_INVALID_DIGEST_TYPE                        138
+# define SM2_R_INVALID_ENCODING                           102
+# define SM2_R_INVALID_FIELD                              103
+# define SM2_R_INVALID_FORM                               104
+# define SM2_R_INVALID_GROUP_ORDER                        122
+# define SM2_R_INVALID_KEY                                116
+# define SM2_R_INVALID_OUTPUT_LENGTH                      161
+# define SM2_R_INVALID_PEER_KEY                           133
+# define SM2_R_INVALID_PENTANOMIAL_BASIS                  132
+# define SM2_R_INVALID_PRIVATE_KEY                        123
+# define SM2_R_INVALID_TRINOMIAL_BASIS                    137
+# define SM2_R_KDF_FAILURE                                162
+# define SM2_R_KDF_PARAMETER_ERROR                        148
+# define SM2_R_KEYS_NOT_SET                               140
+# define SM2_R_MISSING_PARAMETERS                         124
+# define SM2_R_MISSING_PRIVATE_KEY                        125
+# define SM2_R_NEED_NEW_SETUP_VALUES                      157
+# define SM2_R_NOT_A_NIST_PRIME                           135
+# define SM2_R_NOT_IMPLEMENTED                            126
+# define SM2_R_NOT_INITIALIZED                            111
+# define SM2_R_NO_PARAMETERS_SET                          139
+# define SM2_R_NO_PRIVATE_VALUE                           154
+# define SM2_R_OPERATION_NOT_SUPPORTED                    152
+# define SM2_R_PASSED_NULL_PARAMETER                      134
+# define SM2_R_PEER_KEY_ERROR                             149
+# define SM2_R_PKPARAMETERS2GROUP_FAILURE                 127
+# define SM2_R_POINT_ARITHMETIC_FAILURE                   155
+# define SM2_R_POINT_AT_INFINITY                          106
+# define SM2_R_POINT_IS_NOT_ON_CURVE                      107
+# define SM2_R_RANDOM_NUMBER_GENERATION_FAILED            158
+# define SM2_R_SHARED_INFO_ERROR                          150
+# define SM2_R_SLOT_FULL                                  108
+# define SM2_R_UNDEFINED_GENERATOR                        113
+# define SM2_R_UNDEFINED_ORDER                            128
+# define SM2_R_UNKNOWN_GROUP                              129
+# define SM2_R_UNKNOWN_ORDER                              114
+# define SM2_R_UNSUPPORTED_FIELD                          131
+# define SM2_R_WRONG_CURVE_PARAMETERS                     145
+# define SM2_R_WRONG_ORDER                                130
+
+#ifdef  __cplusplus
+}
+#endif
+#endif