code: исправлено отсутствие считывания и обработки файла

main.cpp

@@ -40,6 +40,15 @@ input_data(istream& in, bool prompt) {
     return local;
 };
 
+size_t
+write_data(void* items, size_t item_size, size_t item_count, void* ctx) {
+    size_t data_size = item_size * item_count;
+    stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
+    (*buffer).write(reinterpret_cast<const char*>(items), data_size);
+
+    return data_size;
+}
+
 Input
 download (const string& address) {
     stringstream buffer;
@@ -47,7 +56,9 @@ download (const string& address) {
 
     if(curl) {
         CURLcode res;
-        curl_easy_setopt(curl, CURLOPT_URL, address);
+        curl_easy_setopt(curl, CURLOPT_URL, address.c_str());
+        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_data);
+        curl_easy_setopt(curl, CURLOPT_WRITEDATA, &buffer);
         res = curl_easy_perform(curl);
 
         if (res != CURLE_OK) {
@@ -61,14 +72,6 @@ download (const string& address) {
     return input_data(buffer, false);
 }
 
-size_t
-write_data(void* items, size_t item_size, size_t item_count, void* ctx) {
-    size_t data_size = item_size * item_count;
-    stringstream* buffer = reinterpret_cast<stringstream*>(ctx);
-    buffer->write(static_cast<char*>(items), data_size);
-    return data_size;
-}
-
 int main(int argc, char* argv[]) {
 
     std::string fill = "red";