From fdc720a5a23e10a6b7ff4f51362db9ed5181aa8d Mon Sep 17 00:00:00 2001
From: Neil <nyamatongwe@gmail.com>
Date: Wed, 25 Apr 2018 17:12:55 +1000
Subject: Backport: Use set of coercion functions for transforming WndProc
 parameters into pointers.

Backport of changeset 6738:5b39367ee7da.
---
 src/Editor.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/Editor.h')

diff --git a/src/Editor.h b/src/Editor.h
index f45d18661..9fda8ddea 100644
--- a/src/Editor.h
+++ b/src/Editor.h
@@ -568,6 +568,29 @@ protected:	// ScintillaBase subclass needs access to much of Editor
 
 	static const char *StringFromEOLMode(int eolMode);
 
+	// Coercion functions for transforming WndProc parameters into pointers
+	static void *PtrFromSPtr(sptr_t lParam) {
+		return reinterpret_cast<void *>(lParam);
+	}
+	static const char *ConstCharPtrFromSPtr(sptr_t lParam) {
+		return static_cast<const char *>(PtrFromSPtr(lParam));
+	}
+	static const unsigned char *ConstUCharPtrFromSPtr(sptr_t lParam) {
+		return static_cast<const unsigned char *>(PtrFromSPtr(lParam));
+	}
+	static char *CharPtrFromSPtr(sptr_t lParam) {
+		return static_cast<char *>(PtrFromSPtr(lParam));
+	}
+	static unsigned char *UCharPtrFromSPtr(sptr_t lParam) {
+		return static_cast<unsigned char *>(PtrFromSPtr(lParam));
+	}
+	static void *PtrFromUPtr(uptr_t wParam) {
+		return reinterpret_cast<void *>(wParam);
+	}
+	static const char *ConstCharPtrFromUPtr(uptr_t wParam) {
+		return static_cast<const char *>(PtrFromUPtr(wParam));
+	}
+
 	static sptr_t StringResult(sptr_t lParam, const char *val);
 	static sptr_t BytesResult(sptr_t lParam, const unsigned char *val, size_t len);
 
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