libproto_demo/Functions.hpp

#pragma once
#include <stdio.h>
#include <cstdint>
class Functions
{
public:
    static void uint8_to_hex_string(const uint8_t* data, size_t length, char* hex_string);
    static void uint8_to_hex_hi_string(const uint8_t* data, size_t length, char* hex_string);
    static void hex_to_bytes(const char* hex_string, size_t length, uint8_t* data, size_t* data_len);
    static void sm3_sign(const uint8_t* buf, int len, char* sign);
    static void util_sm2_encrypt(const char* plain_text, const char* public_key_str, char* encrypted_text);
    static void util_sm2_decrypt(const char* plain_text, const char* public_key_str, char* decrypt_text);
    static void util_sm4_encrypt(const char* plain_text, const char* key_screct,  char* encrypted_text);
    static void util_sm4_decrypt(const char* plain_text, const char* key_screct,  char* decrypted_text);
    static void util_rand_bytes(uint8_t* buf, size_t buflen);
    static void base64_encode(const uint8_t* data, size_t input_length, char* dest);
    static void base64_decode(const char* data, size_t input_length, size_t* output_length, uint8_t* dest);



};