implement buffer struct, cleanup buffer on page reload

src/app/browser/main/tab/page.cpp

@@ -190,6 +190,9 @@ void Page::navigation_reload(
         socket__connection
     );
 
+    // Cleanup previous stream data
+    buffer.clean();
+
     // Update navigation history?
     if (ADD_HISTORY)
     {
@@ -349,10 +352,8 @@ void Page::navigation_reload(
                             // Response
                             // if (Socket::Connection::is_active(socket__connection)) // @TODO
                             socket__connection->get_input_stream()->read_all_async( // | read_async @TODO
-                                buffer,
+                                buffer.data,
-                                sizeof(
+                                buffer.capacity(),
-                                    buffer
-                                ) - 1, // @TODO
                                 [this](const Glib::RefPtr<Gio::AsyncResult>&)
                                 {
                                     // Update
@@ -372,7 +373,7 @@ void Page::navigation_reload(
                                     // Parse meta
                                     Socket::Client::Gemini::Response::Status status; // @TODO make page global?
                                     Socket::Client::Gemini::Response::Match::meta(
-                                        buffer,
+                                        buffer.data,
                                         status,
                                         mime
                                     );
@@ -409,7 +410,7 @@ void Page::navigation_reload(
                                                     // Use content driver
                                                     pageContent->update(
                                                         page::Content::TEXT_GEMINI,
-                                                        buffer,
+                                                        buffer.data,
                                                         uri
                                                     );
 
@@ -644,6 +645,25 @@ sqlite3_int64 Page::Database::Session::add(
 
 // Socket tools
 
+/*
+ * Buffer helpers
+ */
+unsigned long Page::Socket::Buffer::capacity()
+{
+    return sizeof(
+        data
+    ) - 1;
+}
+
+void Page::Socket::Buffer::clean()
+{
+    memset(
+        data,
+        0,
+        DEFAULT_SIZE
+    );
+}
+
 /*
  * Private helper to build socket client connections
  *

src/app/browser/main/tab/page.hpp

@@ -84,6 +84,19 @@ namespace app::browser::main::tab
              */
             struct Socket
             {
+                struct Buffer
+                {
+                    // Defaults
+                    static const size_t DEFAULT_SIZE = 0xfffff; // 1Mb
+
+                    // Stream
+                    char data[DEFAULT_SIZE];
+
+                    // Tools
+                    unsigned long capacity();
+                    void clean();
+                };
+
                 class Client
                 {
                     private:
@@ -185,7 +198,7 @@ namespace app::browser::main::tab
             sqlite3 * database;
 
             // Socket
-            char buffer[0xfffff]; // 1Mb
+            Socket::Buffer buffer;
 
             // Shared socket connectors (for async operations)
             Glib::RefPtr<Gio::SocketClient> socket__client;