Загрузка файла по сети

main.cpp

@@ -20,7 +20,7 @@ Input input_data(istream& in, bool prompt=false) {
     }
     in >> number_count;
 
-    Input result; // Îáúÿâëÿåì ïåðåìåííóþ òèïà Input, êîòîðóþ áóäåì âîçâðàùàòü
+    Input result;
     result.numbers.resize(number_count);
 
     for (size_t i = 0; i < number_count; ++i) {
@@ -33,20 +33,50 @@ Input input_data(istream& in, bool prompt=false) {
     return result;
 }
 
+size_t write_callback(void* ptr, size_t size, size_t nmemb, void* stream){
+    size_t total_size = size * nmemb;
+    return fwrite(ptr, size, nmemb, stdout);
+}
 
 
 int main(int argc, char* argv[]){
     if (argc > 1){
+            CURL* curl = curl_easy_init();
+            if (!curl){
+                cerr << "Failed to initialize cURL" << endl;
+                return 1;
+            }
+
+            CURLcode res;
+            curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
+            curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
+
+            res = curl_easy_perform(curl);{
+                if (res != CURLE_OK){
+                    cerr << "cURL error: " << curl_easy_strerror(res) << endl;
+                    curl_easy_cleanup(curl);
+                    return 1;
+                }
+                curl_easy_cleanup(curl);
+                return 0;
+            }
+            if (curl_global_init(CURL_GLOBAL_ALL) != 0){
+                cerr << "Failed cURL initialization" << endl;
+                return 1;
+            }
+
         cout << "argc= " << argc << endl;
         for (int i = 0; i < argc; i++){
             cout << "argv[" << i << "] = "  << argv[i] << endl;
         }
         return 0;
     }
+
     if (curl_global_init(CURL_GLOBAL_ALL)!=0){
             cerr << "failed cURL" << endl;
-    return 1;
+            return 1;
-    };
+    }
+
     auto in = input_data(cin);
     auto bins = make_histogram(in.numbers, in.bin_count);
     show_histogram_svg(bins);