From 96fc91baf333b6fb874f53bf4cf0a744bd0303aa Mon Sep 17 00:00:00 2001
From: skidd13 <skidd13@openttd.org>
Date: Sat, 14 Jun 2008 16:23:08 +0000
Subject: (svn r13516) -Codechange: Move MemCpyT to a fitting core header
 -Codechange: Split the sorting code from the sortlist to an appropriate
 header

---
 src/core/mem_func.hpp | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 src/core/mem_func.hpp

(limited to 'src/core/mem_func.hpp')

diff --git a/src/core/mem_func.hpp b/src/core/mem_func.hpp
new file mode 100644
index 000000000..5a2a6bcb3
--- /dev/null
+++ b/src/core/mem_func.hpp
@@ -0,0 +1,57 @@
+/* $Id$ */
+
+/** @file mem_func.hpp Functions related to memory operations. */
+
+#ifndef MEM_FUNC_HPP
+#define MEM_FUNC_HPP
+
+#include <string.h>
+#include "math_func.hpp"
+
+/**
+ * Type-safe version of memcpy().
+ *
+ * @param destination Pointer to the destination buffer
+ * @param source Pointer to the source buffer
+ * @param num number of items to be copied. (!not number of bytes!)
+ */
+template <typename T>
+FORCEINLINE void MemCpyT(T *destination, const T *source, uint num = 1)
+{
+	memcpy(destination, source, num * sizeof(T));
+}
+
+/**
+ * Type safe memory reverse operation.
+ *  Reverse a block of memory in steps given by the
+ *  type of the pointers.
+ *
+ * @param ptr1 Start-pointer to the block of memory.
+ * @param ptr2 End-pointer to the block of memory.
+ */
+template<typename T>
+FORCEINLINE void MemReverseT(T *ptr1, T *ptr2)
+{
+	assert(ptr1 != NULL && ptr2 != NULL);
+	assert(ptr1 < ptr2);
+
+	do {
+		Swap(*ptr1, *ptr2);
+	} while (++ptr1 < --ptr2);
+}
+
+/**
+ * Type safe memory reverse operation (overloaded)
+ *
+ * @param ptr Pointer to the block of memory.
+ * @param num The number of items we want to reverse.
+ */
+template<typename T>
+FORCEINLINE void MemReverseT(T *ptr, uint num)
+{
+	assert(ptr != NULL);
+
+	MemReverseT(ptr, ptr + (num - 1));
+}
+
+#endif /* MEM_FUNC_HPP */
-- 
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