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author | skidd13 <skidd13@openttd.org> | 2008-06-14 16:41:03 +0000 |
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committer | skidd13 <skidd13@openttd.org> | 2008-06-14 16:41:03 +0000 |
commit | 149bf45b77c9f34ae33050076cee5c7ffbd1a856 (patch) | |
tree | 3d2a501902cc3005b4fcc5fbaf9652035e0e5b61 /src | |
parent | a8bb6177ee89a25e570963a6344bf605cc051469 (diff) | |
download | openttd-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.hpp | 40 |
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. |