init

include/crypto/crypto.h

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <stdint.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "crypto/openssl.h"
+// #include "base64.h"
+
+#include "settings.h"
+
+// #define CIPHER_COUNT 5
+typedef enum {
+    CIPHER_SAHE,
+    CIPHER_SMHE,
+
+    CIPHER_ORE,
+    CIPHER_AES,
+    CIPHER_AESHMAC,//for 完整性校验
+
+    CIPHER_SM4, // ECB 模式 
+    CIPHER_SM4CK, // ECB+SM3 模式 , 提供完整性审计
+
+    CIPHER_NOCRYPT, // for such 'and', 'or' oprator or column that do not encrypt use
+    CIPHER_MAPPED,  // for such 'table', 'column name' use
+
+    CIPHER_DET, // use CIPHER_AES instead since they are the same
+    CIPHER_RND,
+    CIPHER_RNDSM4CK, // GCM 
+    CIPHER_COUNT
+
+} T_Cipher;
+
+const char *typeCipher2String(T_Cipher t);
+
+size_t getCipherBufSize(T_Cipher t);
+
+T_Cipher string2TypeCipher(const char *str);
+
+uint8_t *encryptValue(T_Cipher encryptCipher, uint8_t *in_text, size_t in_size, size_t *out_size, const char *dek, bool isEncrypt = true,
+                      bool isFloat = false);
+
+size_t getCipherFormatSize(const char *fmt, T_Cipher t);
+
+// string getAESKey();

include/crypto/openssl.h

@@ -0,0 +1,15 @@
+#pragma once
+
+
+int genRandomBytes(uint8_t *randombytes, size_t size);
+
+int buf2hex(const uint8_t *buf, size_t bufSize, char *str, size_t *strlen);
+
+int hex2buf(uint8_t *buf, size_t *bufSize, const char *strhex, size_t hexstrlen);
+// Error
+#define ERR_OPEN_FAILED     -1
+#define ERR_BAD_MODE        -2
+#define ERR_NEW_FAILED      -3
+#define ERR_RUN_FAILED      -4
+#define ERR_READ_FAILED     -5
+#define ERR_STATUS_UNINIT   -6