diff --git a/ocs/note.md b/ocs/note.md
index 3073ee6..ac632c2 100644
--- a/ocs/note.md
+++ b/ocs/note.md
@@ -78,3 +78,527 @@ scp -o "BatchMode=no" -o "StrictHostKeyChecking=no" -i pass.txt /usr/bin/ocs_lin
 
 
 
+
+
+
+//http.cpp
+// smbus_http.cpp
+#include "smbus_http.h"
+#include <iostream>
+#include <sstream>
+#include <algorithm>
+
+#include "lt_config.h"
+#define CONFIG_ENABLE_EXP_REMAP (config_.exp_remap)
+#define CONFIG_ENABLE_TRACE (config_.trace_payload)
+
+static std::map<int, int> static_exp_map_ = {{2, 1}, {4, 2}, {6, 3}, {8, 4}};
+static std::map<std::string, std::string> headers_ = {
+    {"Content-Type", "application/json"},
+    {"Accept", "application/json"}
+};
+#define PRINT(...) do {\
+    if (CONFIG_ENABLE_TRACE) printf(__VA_ARGS__); \
+} while (0)
+
+SmbusHttp::SmbusHttp(const struct http_t& config, const std::string& token) : config_(config), token_(token)
+{
+    http_helper_ = std::make_unique<HTTPHelper>(config_.user, config_.pswd);
+    
+    if (CONFIG_ENABLE_EXP_REMAP) exp_map_ = static_exp_map_;
+}
+
+std::vector<uint8_t> SmbusHttp::string_to_bytes(const std::string& hexString)
+{
+    std::vector<uint8_t> bytes;
+    if (hexString.length() % 2 != 0) return bytes; // 返回空vector，表示无效输入
+    
+    bytes.reserve(hexString.length() / 2);    
+    for (size_t i = 0; i < hexString.length(); i += 2) 
+    {
+        std::string byteString = hexString.substr(i, 2);
+        uint8_t byte = static_cast<uint8_t>(std::stoi(byteString, nullptr, 16));
+        bytes.push_back(byte);
+    }
+    return bytes;
+}
+
+std::string SmbusHttp::build_user_pwd() 
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"UserName\":\"" << config_.user << "\",";
+    json << "\"Password\":\"" << config_.pswd << "\"";
+    json << "}";
+    return json.str();
+}
+
+std::string SmbusHttp::build_get_register_json(int exp_id, int cmd_id, int read_len)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id << ",";
+    json << "\"CmdId\":" << cmd_id << ",";
+    json << "\"ReadLen\":" << read_len;
+    json << "}";
+    return json.str();
+}
+
+std::string SmbusHttp::build_set_register_json(int exp_id, int cmd_id, int write_len, const std::string& value)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id << ",";
+    json << "\"CmdId\":" << cmd_id << ",";
+    json << "\"WriteLen\":" << write_len << ",";
+    json << "\"Value\":\"" << value << "\"";
+    json << "}";
+    return json.str();
+}
+
+std::string SmbusHttp::build_get_base_info_json(int exp_id, int addr, int read_len)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id << ",";
+    json << "\"Addr\":" << addr << ",";
+    json << "\"ReadLen\":" << read_len;
+    json << "}";
+    return json.str();
+}
+
+int SmbusHttp::get_register(int exp_id, int cmd_id, int read_len, std::vector<uint8_t>& bytes)
+{
+    exp_id = remap(exp_id);
+    
+    std::string url = config_.host + config_.get_register;
+    std::string json_payload = build_get_register_json(exp_id, cmd_id, read_len);
+
+    PRINT("get_register:\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+
+    PRINT("Response: %s\n", response_str.c_str());
+
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            bytes = string_to_bytes(result.second);
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+int SmbusHttp::set_register(int exp_id, int cmd_id, int write_len, const std::vector<uint8_t>& value) 
+{
+    exp_id = remap(exp_id);
+    std::string url = config_.host + config_.set_register;
+    
+    std::string hexString(value.size() * 2, '0');
+    for (size_t i = 0; i < value.size(); ++i) 
+        sprintf(&hexString[i * 2], "%02X", value[i]);
+
+    std::string json_payload = build_set_register_json(exp_id, cmd_id, write_len, hexString);
+
+    PRINT("set_register\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+    
+    PRINT("Response: %s\n", response_str.c_str());
+
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+int SmbusHttp::get_fru(int exp_id, uint8_t addr, int num, std::vector<uint8_t>& bytes) 
+{
+    exp_id = remap(exp_id);
+
+    std::string url = config_.host + config_.get_fru;
+    std::string json_payload = build_get_base_info_json(exp_id, static_cast<int>(addr), num);
+
+    PRINT("get_fru\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+
+    PRINT("Response: %s\n", response_str.c_str());
+    
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            bytes = string_to_bytes(result.second);
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+SmbusHttpBiren::SmbusHttpBiren(const struct http_t& config, const std::string& token) : SmbusHttp(config, token) 
+{
+    if (0 == token_.length())
+    {
+        token_ = get_token();
+    }\
+    if (token_.length()) http_helper_->set_token(token_);
+}
+
+int SmbusHttpBiren::lock(int exp_id, int seconds)
+{
+    exp_id = remap(exp_id);
+    std::string url = config_.host + config_.access_lock;
+
+    std::string json_payload = build_lock(exp_id);
+
+    PRINT("lock\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+    
+    PRINT("Response: %s\n", response_str.c_str());
+
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+int SmbusHttpBiren::unlock(int exp_id)
+{
+    exp_id = remap(exp_id);
+    std::string url = config_.host + config_.access_unlock;
+
+    std::string json_payload = build_unlock(exp_id);
+
+    PRINT("unlock\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+    
+    PRINT("Response: %s\n", response_str.c_str());
+
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+std::string SmbusHttpBiren::build_lock(int exp_id)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id;
+    json << "}";
+    return json.str();
+}
+std::string SmbusHttpBiren::build_unlock(int exp_id)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id;
+    json << "}";
+    return json.str();
+}
+
+std::pair<int, std::string> SmbusHttpBiren::parse_response(const std::string& response)
+{
+    int CompletionCode = -1;
+    json j = json::parse(response);
+    if (j.contains("Status"))
+    {
+        if ("OK" == j["Status"].get<std::string>())
+        {
+            if (j.contains("Data") && j["Data"].contains("Value"))
+                return std::make_pair(0, j["Data"]["Value"].get<std::string>());
+            return std::make_pair(0, "");
+        }
+    }
+    return std::make_pair(CompletionCode, "Invalid Response");
+}
+
+std::pair<int, std::string> SmbusHttpBiren::parse_token(const std::string& response)
+{
+    int CompletionCode = -1;
+    json j = json::parse(response);
+    if (j.contains("X-Auth-Token"))
+    {
+        CompletionCode = 0;
+        return std::make_pair(CompletionCode, j["X-Auth-Token"].get<std::string>());
+    }
+    return std::make_pair(CompletionCode, "Invalid Response");
+}
+
+int SmbusHttpBiren::remap(int exp_id)
+{
+    if (!token_.empty() && !exp_map_.empty()) 
+    {
+        auto it = exp_map_.find(exp_id);
+        if (it != exp_map_.end()) return it->second;
+    }
+    return exp_id;
+}
+
+std::string SmbusHttpBiren::get_token()
+{
+    std::string url = config_.host + config_.get_token;
+    std::string json_payload = build_user_pwd();
+
+    PRINT("get_token:\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true, true);
+
+    PRINT("Response: %s\n", response_str.c_str());
+    
+    if (!response_str.empty()) 
+    {
+        auto result = parse_token(response_str);
+        if (result.first == 0) 
+        {
+            return result.second;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return "";
+}
+
+int SmbusHttpH3C::lock(int exp_id, int seconds)
+{
+    exp_id = remap(exp_id);
+
+    std::string url = config_.host + config_.access_lock;
+    std::string json_payload = build_lock(exp_id, seconds);
+
+    PRINT("lock\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+
+    PRINT("Response: %s\n", response_str.c_str());
+    
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+int SmbusHttpH3C::unlock(int exp_id)
+{
+    exp_id = remap(exp_id);
+
+    std::string url = config_.host + config_.access_unlock;
+    std::string json_payload = build_unlock(exp_id);
+
+    PRINT("unlock\nurl: %s\n", url.c_str());
+    PRINT("Payload: %s\n", json_payload.c_str());
+    
+    std::string response_str = http_helper_->post(url, json_payload, headers_, true);
+
+    PRINT("Response: %s\n", response_str.c_str());
+    
+    if (!response_str.empty()) 
+    {
+        auto result = parse_response(response_str);
+        if (result.first == 0) 
+        {
+            return 0;
+        }
+        else
+        {
+            std::cerr << __PRETTY_FUNCTION__ << " failed, Code: " << result.first << ", Desc:" << result.second << std::endl;
+            exit(1);
+        }
+    }
+    
+    return -1;
+}
+
+std::pair<int, std::string> SmbusHttpH3C::parse_response(const std::string& response)
+{
+    int CompletionCode = -1;
+    json j = json::parse(response);
+    if (j.contains("Oem") && j["Oem"].contains("Public") && j["Oem"]["Public"].contains("CompletionCode") && j["Oem"]["Public"].contains("Description"))
+    {
+        CompletionCode = j["Oem"]["Public"]["CompletionCode"].get<int>();
+        if (CompletionCode == 0 && j.contains("Data") && j["Data"].contains("RegisterValue"))
+            return std::make_pair(CompletionCode, j["Data"]["RegisterValue"].get<std::string>());
+        return std::make_pair(CompletionCode, j["Oem"]["Public"]["Description"].get<std::string>());
+    }
+    return std::make_pair(CompletionCode, "Invalid Response");
+}
+std::string SmbusHttpH3C::build_lock(int exp_id, int seconds)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id << ",";
+    json << "\"timeout\":" << seconds;
+    json << "}";
+    return json.str();
+}
+
+std::string SmbusHttpH3C::build_unlock(int exp_id)
+{
+    std::ostringstream json;
+    json << "{";
+    json << "\"ExpanderId\":" << exp_id << ",";
+    json << "}";
+    return json.str();
+}
+
+//http.h
+
+// smbus_http_util.h
+#ifndef SMBUS_HTTP_H
+#define SMBUS_HTTP_H
+
+#include <string>
+#include <memory>
+#include <utility>
+#include <map>
+#include <vector>
+#include "http_helper.h"
+#include "lt_config.h"
+
+class SmbusHttp
+{
+
+public:
+    SmbusHttp(const struct http_t& config, const std::string& token);
+    
+    virtual int lock(int exp_id, int seconds) { return 0; }
+    virtual int unlock(int exp_id) { return 0; }
+    virtual std::string get_token() { return ""; }
+    virtual int get_register(int exp_id, int cmd_id, int read_len, std::vector<uint8_t>& bytes);
+    virtual int set_register(int exp_id, int cmd_id, int write_len, const std::vector<uint8_t>& value);
+    virtual int get_fru(int exp_id, uint8_t addr, int num, std::vector<uint8_t>& bytes);
+    
+protected:
+    struct http_t config_;
+    std::unique_ptr<HTTPHelper> http_helper_;
+
+    virtual int remap(int exp_id) { return exp_id; }
+    std::map<int, int> exp_map_;
+
+    // 手动构建JSON字符串
+    std::vector<uint8_t> string_to_bytes(const std::string& hexString);
+    std::string build_user_pwd();
+    std::string build_get_register_json(int exp_id, int cmd_id, int read_len);
+    std::string build_set_register_json(int exp_id, int cmd_id, int write_len, const std::string& value);
+    std::string build_get_base_info_json(int exp_id, int addr, int read_len);
+    
+    // 解析响应中的Status和Data字段
+    virtual std::pair<int, std::string> parse_response(const std::string& response) = 0;
+    std::string token_;
+};
+
+class SmbusHttpBiren : public SmbusHttp
+{
+public:
+    SmbusHttpBiren(const struct http_t& config, const std::string& token);
+    int lock(int exp_id, int seconds) override;
+    int unlock(int exp_id) override;
+    std::string get_token() override;
+protected:
+    int remap(int exp_id) override;
+    std::pair<int, std::string> parse_token(const std::string& response);
+    std::pair<int, std::string> parse_response(const std::string& response);
+    std::string build_lock(int exp_id);
+    std::string build_unlock(int exp_id);
+};
+
+class SmbusHttpH3C : public SmbusHttp
+{
+public:
+    SmbusHttpH3C(const struct http_t& config, const std::string& token) : SmbusHttp(config, token) {}
+    int lock(int exp_id, int seconds) override;
+    int unlock(int exp_id) override;
+protected:
+    std::string build_lock(int exp_id, int seconds);
+    std::string build_unlock(int exp_id);
+    std::pair<int, std::string> parse_response(const std::string& response);
+};
+
+#endif // SMBUS_HTTP_UTIL_H
\ No newline at end of file