Add function header

src/smf_app/smf_sbi.cpp

@@ -777,16 +777,7 @@ void smf_sbi::subscribe_upf_status_notify(
 bool smf_sbi::get_sm_data(
     const supi64_t& supi, const std::string& dnn, const snssai_t& snssai,
     std::shared_ptr<session_management_subscription> subscription) {
-  // retrieve a UE's Session Management Subscription Data
-
   nlohmann::json jsonData = {};
-  curl_global_init(CURL_GLOBAL_DEFAULT);
-  struct curl_slist* headers = nullptr;
-  headers = curl_slist_append(headers, "Accept: application/json");
-  headers = curl_slist_append(headers, "Content-Type: application/json");
-  headers = curl_slist_append(headers, "charsets: utf-8");
-
-  CURL* curl = curl_easy_init();
   std::string url =
       std::string(inet_ntoa(*((struct in_addr*) &smf_cfg.udm_addr.ipv4_addr))) +
       ":" + std::to_string(smf_cfg.udm_addr.port) + NUDM_SDM_BASE +

src/smf_app/smf_sbi.hpp

@@ -170,21 +170,42 @@ class smf_sbi {
   /*
    * Create Curl handle for multi curl
    * @param [const std::string &] uri: URI of the subscribed NF
-   * @param [std::string &] data: data to be sent
+   * @param [const char* ] data: pointer to the data to be sent
+   * @param [uint32_t] data_len: len of data to be sent
    * @param [std::string &] response_data: response data
-   * @return pointer to the created curl
+   * @param [uint32_t* ] promise_id: pointer to the promise id
+   * @param [const std::string&] method: HTTP method
+   * @param [bool] is_multipart: use multipart or json format
+   * @return void
    */
-
   void curl_create_handle(
       const std::string& uri, const char* data, uint32_t data_len,
       std::string& response_data, uint32_t* promise_id,
       const std::string& method, bool is_multipart);
 
+  /*
+   * Create Curl handle for multi curl
+   * @param [const std::string &] uri: URI of the subscribed NF
+   * @param [const std::string& ] data: data to be sent
+   * @param [std::string &] response_data: response data
+   * @param [uint32_t* ] promise_id: pointer to the promise id
+   * @param [const std::string&] method: HTTP method
+   * @param [bool] is_multipart: use multipart or json format
+   * @return void
+   */
   void curl_create_handle(
       const std::string& uri, const std::string& data,
       std::string& response_data, uint32_t* promise_id,
       const std::string& method);
 
+  /*
+   * Create Curl handle for multi curl
+   * @param [const std::string &] uri: URI of the subscribed NF
+   * @param [std::string &] response_data: response data
+   * @param [uint32_t* ] promise_id: pointer to the promise id
+   * @param [const std::string&] method: HTTP method
+   * @return void
+   */
   void curl_create_handle(
       const std::string& uri, std::string& response_data, uint32_t* promise_id,
       const std::string& method);
@@ -203,11 +224,35 @@ class smf_sbi {
    */
   void curl_release_handles();
 
+  /*
+   * Wait for the promise ready
+   * @param [boost::shared_future<uint32_t>&] f: future
+   * @return future value
+   */
   uint32_t get_available_response(boost::shared_future<uint32_t>& f);
+
+  /*
+   * Store the promise
+   * @param [uint32_t] pid: promise id
+   * @param [boost::shared_ptr<boost::promise<uint32_t>>&] p: promise
+   * @return void
+   */
   void add_promise(
       uint32_t pid, boost::shared_ptr<boost::promise<uint32_t>>& p);
+
+  /*
+   * Set the value of the promise to make it ready
+   * @param [uint32_t] pid: promise id
+   * @param [uint32_t ] http_code: http response code
+   * @return void
+   */
   void trigger_process_response(uint32_t pid, uint32_t http_code);
 
+  /*
+   * Generate an unique value for promise id
+   * @param void
+   * @return generated promise id
+   */
   static uint64_t generate_promise_id() {
     return util::uint_uid_generator<uint64_t>::get_instance().get_uid();
   }