Window: add menu entry for launching VeraCryptExpander

src/Common/Language.xml

@@ -243,6 +243,7 @@
     <control lang="en" key="IDM_UNMOUNT_VOLUME">Dismount Volume</control>
     <control lang="en" key="IDM_VERIFY_RESCUE_DISK">Verify Rescue Disk</control>
     <control lang="en" key="IDM_VERSION_HISTORY">Version History</control>
+    <control lang="en" key="IDM_VOLUME_EXPANDER">Volume Expander</control>
     <control lang="en" key="IDM_VOLUME_PROPERTIES">Volume Properties</control>
     <control lang="en" key="IDM_VOLUME_WIZARD">Volume Creation Wizard</control>
     <control lang="en" key="IDM_WEBSITE">VeraCrypt Website</control>
@@ -535,6 +536,7 @@
     <string lang="en" key="MOUNT_BUTTON">&amp;Mount</string>
     <string lang="en" key="NEW_VERSION_REQUIRED">A newer version of VeraCrypt is required to mount this volume.</string>
     <string lang="en" key="VOL_CREATION_WIZARD_NOT_FOUND">Error: Volume Creation Wizard not found.\n\nPlease make sure that the file 'VeraCrypt Format.exe' is in the folder from which 'VeraCrypt.exe' was launched. If it is not, please reinstall VeraCrypt, or locate 'VeraCrypt Format.exe' on your disk and run it.</string>
+    <string lang="en" key="VOL_EXPANDER_NOT_FOUND">Error: Volume Expander not found.\n\nPlease make sure that the file 'VeraCryptExpander.exe' is in the folder from which 'VeraCrypt.exe' was launched. If it is not, please reinstall VeraCrypt, or locate 'VeraCryptExpander.exe' on your disk and run it.</string>
     <string lang="en" key="NEXT">&amp;Next &gt;</string>
     <string lang="en" key="FINALIZE">&amp;Finish</string>
     <string lang="en" key="INSTALL">&amp;Install</string>

src/Mount/Mount.c

@@ -1055,6 +1055,28 @@ static void LaunchVolCreationWizard (HWND hwndDlg, const char *arg)
 	}
 }
 
+static void LaunchVolExpander (HWND hwndDlg)
+{
+	char t[TC_MAX_PATH] = {'"',0};
+	char *tmp;
+
+	GetModuleFileName (NULL, t+1, sizeof(t)-1);
+
+	tmp = strrchr (t, '\\');
+	if (tmp)
+	{
+		*tmp = 0;
+		StringCbCatA (t, sizeof(t), "\\VeraCryptExpander.exe\"");
+
+		if (!FileExists(t))
+			Error ("VOL_EXPANDER_NOT_FOUND", hwndDlg);	// Display a user-friendly error message and advise what to do
+		else if (((int)ShellExecuteA (NULL, (!IsAdmin() && IsUacSupported()) ? "runas" : "open", t, NULL, NULL, SW_SHOW)) <= 32)
+		{
+			handleWin32Error (hwndDlg);
+		}
+	}
+}
+
 
 // Fills drive list
 // drive>0 = update only the corresponding drive subitems
@@ -6433,6 +6455,12 @@ BOOL CALLBACK MainDialogProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lPa
 			return 1;
 		}
 
+		if (lw == IDM_VOLUME_EXPANDER)
+		{
+			LaunchVolExpander (hwndDlg);
+			return 1;
+		}
+
 		if (lw == IDM_ADD_REMOVE_VOL_KEYFILES)
 		{
 			if (!VolumeSelected(hwndDlg))

src/Mount/Mount.rc

@@ -568,6 +568,7 @@ BEGIN
         MENUITEM "Test Vectors...",             IDM_TEST_VECTORS
         MENUITEM SEPARATOR
         MENUITEM "Traveler Disk Setup...",      IDM_TRAVELER
+        MENUITEM "Volume Expander",             IDM_VOLUME_EXPANDER
         MENUITEM "Volume Creation Wizard",      IDM_VOLUME_WIZARD
         MENUITEM SEPARATOR
         MENUITEM "Keyfile Generator",           IDM_KEYFILE_GENERATOR

src/Mount/Resource.h

@@ -225,6 +225,7 @@
 #define IDM_PERFORMANCE_SETTINGS        40062
 #define IDM_ANALYZE_SYSTEM_CRASH        40063
 #define IDM_DONATE                      40064
+#define IDM_VOLUME_EXPANDER             40065
 
 // Next default values for new objects
 // 
@@ -232,7 +233,7 @@
 #ifndef APSTUDIO_READONLY_SYMBOLS
 #define _APS_NO_MFC                     1
 #define _APS_NEXT_RESOURCE_VALUE        118
-#define _APS_NEXT_COMMAND_VALUE         40065
+#define _APS_NEXT_COMMAND_VALUE         40066
 #define _APS_NEXT_CONTROL_VALUE         1141
 #define _APS_NEXT_SYMED_VALUE           101
 #endif