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authorskidd13 <skidd13@openttd.org>2008-06-14 16:41:03 +0000
committerskidd13 <skidd13@openttd.org>2008-06-14 16:41:03 +0000
commit149bf45b77c9f34ae33050076cee5c7ffbd1a856 (patch)
tree3d2a501902cc3005b4fcc5fbaf9652035e0e5b61 /src
parenta8bb6177ee89a25e570963a6344bf605cc051469 (diff)
downloadopenttd-149bf45b77c9f34ae33050076cee5c7ffbd1a856.tar.xz
(svn r13517) -Add: remaining used typesafe versions of the mem* functions from <string.h>
Diffstat (limited to 'src')
-rw-r--r--src/core/mem_func.hpp40
1 files changed, 40 insertions, 0 deletions
diff --git a/src/core/mem_func.hpp b/src/core/mem_func.hpp
index 5a2a6bcb3..3d87f4290 100644
--- a/src/core/mem_func.hpp
+++ b/src/core/mem_func.hpp
@@ -22,6 +22,46 @@ FORCEINLINE void MemCpyT(T *destination, const T *source, uint num = 1)
}
/**
+ * Type-safe version of memmove().
+ *
+ * @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 MemMoveT(T *destination, const T *source, uint num = 1)
+{
+ memmove(destination, source, num * sizeof(T));
+}
+
+/**
+ * Type-safe version of memset().
+ *
+ * @param ptr Pointer to the destination buffer
+ * @param value Value to be set
+ * @param num number of items to be set (!not number of bytes!)
+ */
+template <typename T>
+FORCEINLINE void MemSetT(T *ptr, int value, uint num = 1)
+{
+ memset(ptr, value, num * sizeof(T));
+}
+
+/**
+ * Type-safe version of memcmp().
+ *
+ * @param ptr1 Pointer to the first buffer
+ * @param ptr2 Pointer to the second buffer
+ * @param num Number of items to compare. (!not number of bytes!)
+ * @return an int value indicating the relationship between the content of the two buffers
+ */
+template <typename T>
+FORCEINLINE int MemCmpT(const T *ptr1, const T *ptr2, uint num = 1)
+{
+ return memcmp(ptr1, ptr2, num * sizeof(T));
+}
+
+/**
* Type safe memory reverse operation.
* Reverse a block of memory in steps given by the
* type of the pointers.