Only allow setting the code page to valid values.

1 files changed, 7 insertions, 0 deletions

diff --git a/win32/ScintillaWin.cxx b/win32/ScintillaWin.cxx
index db8bd5204..f5164c5c7 100644
--- a/win32/ScintillaWin.cxx
+++ b/win32/ScintillaWin.cxx
@@ -181,6 +181,7 @@ class ScintillaWin :
 	virtual void StartDrag();
 	sptr_t WndPaint(uptr_t wParam);
 	sptr_t HandleComposition(uptr_t wParam, sptr_t lParam);
+	virtual bool ValidCodePage(int codePage) const;
 	virtual sptr_t DefWndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam);
 	virtual bool SetIdle(bool on);
 	virtual void SetTicking(bool on);
@@ -954,6 +955,12 @@ sptr_t ScintillaWin::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam
 	return 0l;
 }
 
+bool ScintillaWin::ValidCodePage(int codePage) const {
+	return codePage == 0 || codePage == SC_CP_UTF8 ||
+	       codePage == 932 || codePage == 936 || codePage == 949 ||
+	       codePage == 950 || codePage == 1361;
+}
+
 sptr_t ScintillaWin::DefWndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) {
 	return ::DefWindowProc(MainHWND(), iMessage, wParam, lParam);
 }