diff --git a/Attorney_Online_remake.pro b/Attorney_Online_remake.pro
index a51e1f6..fe41bc2 100644
--- a/Attorney_Online_remake.pro
+++ b/Attorney_Online_remake.pro
@@ -29,7 +29,8 @@ SOURCES += main.cpp\
     hex_functions.cpp \
     encryption_functions.cpp \
     courtroom.cpp \
-    aocharbutton.cpp
+    aocharbutton.cpp \
+    win32_functions.cpp
 
 HEADERS  += lobby.h \
     text_file_functions.h \
@@ -46,4 +47,5 @@ HEADERS  += lobby.h \
     hex_functions.h \
     encryption_functions.h \
     courtroom.h \
-    aocharbutton.h
+    aocharbutton.h \
+    win32_functions.h
diff --git a/main.cpp b/main.cpp
index f1e42fd..2116b52 100644
--- a/main.cpp
+++ b/main.cpp
@@ -9,13 +9,13 @@
 
 int main(int argc, char *argv[])
 {
-  AOApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
-  AOApplication main_app(argc, argv);
-  main_app.construct_lobby();
-  main_app.net_manager->connect_to_master();
-  AOPacket *f_packet = new AOPacket("ALL#%");
-  main_app.send_ms_packet(f_packet);
-  main_app.w_lobby->show();
+    AOApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+    AOApplication main_app(argc, argv);
+    main_app.construct_lobby();
+    main_app.net_manager->connect_to_master();
+    AOPacket *f_packet = new AOPacket("ALL#%");
+    main_app.send_ms_packet(f_packet);
+    main_app.w_lobby->show();
 
-  return main_app.exec();
+    return main_app.exec();
 }
diff --git a/packet_distribution.cpp b/packet_distribution.cpp
index 4e02fb4..114f01b 100644
--- a/packet_distribution.cpp
+++ b/packet_distribution.cpp
@@ -3,6 +3,7 @@
 #include "lobby.h"
 #include "networkmanager.h"
 #include "encryption_functions.h"
+#include "win32_functions.h"
 
 #include <QDebug>
 
@@ -85,9 +86,14 @@ void AOApplication::server_packet_received(AOPacket *p_packet)
     //you may ask where 322 comes from. that would be a good question.
     s_decryptor = fanta_decrypt(f_contents.at(0), 322).toUInt();
 
-    //T0D0 add an actual HDID here
-    AOPacket *hi_packet = new AOPacket("HI#ao2testinginprogressdontmindme#%");
+    QString f_hdid;
+#ifdef Q_OS_WIN32
+    f_hdid = get_hdid();
+#else
+    f_hdid = "ao2testinginprogress";
+#endif
 
+    AOPacket *hi_packet = new AOPacket("HI#" + f_hdid + "#%");
     send_server_packet(hi_packet);
 
     delete hi_packet;
@@ -97,6 +103,7 @@ void AOApplication::server_packet_received(AOPacket *p_packet)
     if (f_contents.size() < 1)
       return;
 
+    //T0D0: save server version here, somehow
   }
   else if (header == "CT")
   {
diff --git a/win32_functions.cpp b/win32_functions.cpp
new file mode 100644
index 0000000..76ca18a
--- /dev/null
+++ b/win32_functions.cpp
@@ -0,0 +1,15 @@
+#include "win32_functions.h"
+
+DWORD dwVolSerial;
+BOOL bIsRetrieved;
+
+QString get_hdid()
+{
+    bIsRetrieved = GetVolumeInformation(TEXT("C:\\"), NULL, NULL, &dwVolSerial, NULL, NULL, NULL, NULL);
+
+    if (bIsRetrieved)
+        return QString::number(dwVolSerial, 16);
+    else
+        return "invalidhd"; //what could possibly go wrong
+
+}
diff --git a/win32_functions.h b/win32_functions.h
new file mode 100644
index 0000000..a095b88
--- /dev/null
+++ b/win32_functions.h
@@ -0,0 +1,11 @@
+#ifndef WIN32_FUNCTIONS_H
+#define WIN32_FUNCTIONS_H
+
+#include <QString>
+
+#include <windows.h>
+#include <stdio.h>
+
+QString get_hdid();
+
+#endif // WIN32_FUNCTIONS_H