diff options
Diffstat (limited to 'Build/source/libs/icu/icu-4.6/layout/LESwaps.h')
-rw-r--r-- | Build/source/libs/icu/icu-4.6/layout/LESwaps.h | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/Build/source/libs/icu/icu-4.6/layout/LESwaps.h b/Build/source/libs/icu/icu-4.6/layout/LESwaps.h index 489a9ae449d..5309139d673 100644 --- a/Build/source/libs/icu/icu-4.6/layout/LESwaps.h +++ b/Build/source/libs/icu/icu-4.6/layout/LESwaps.h @@ -1,6 +1,7 @@ + /* * - * (C) Copyright IBM Corp. 1998-2010 - All Rights Reserved + * (C) Copyright IBM Corp. 1998-2008 - All Rights Reserved * */ @@ -22,7 +23,7 @@ U_NAMESPACE_BEGIN * * @stable ICU 2.8 */ -#define SWAPW(value) LESwaps::swapWord((le_uint16)(value)) +#define SWAPW(value) LESwaps::swapWord((const le_uint16 &) (value)) /** * A convenience macro which invokes the swapLong member function @@ -30,7 +31,7 @@ U_NAMESPACE_BEGIN * * @stable ICU 2.8 */ -#define SWAPL(value) LESwaps::swapLong((le_uint32)(value)) +#define SWAPL(value) LESwaps::swapLong((const le_uint32 &) (value)) /** * This class is used to access data which stored in big endian order @@ -54,9 +55,11 @@ public: * * @stable ICU 2.8 */ - static le_uint16 swapWord(le_uint16 value) + static le_uint16 swapWord(const le_uint16 &value) { - return (le_uint16)((value << 8) | (value >> 8)); + const le_uint8 *p = (const le_uint8 *) &value; + + return ((p[0] << 8) + p[1]); }; /** @@ -69,13 +72,11 @@ public: * * @stable ICU 2.8 */ - static le_uint32 swapLong(le_uint32 value) + static le_uint32 swapLong(const le_uint32 &value) { - return (le_uint32)( - (value << 24) | - ((value << 8) & 0xff0000) | - ((value >> 8) & 0xff00) | - (value >> 24)); + const le_uint8 *p = (const le_uint8 *) &value; + + return ((p[0] << 24) + (p[1] << 16) + (p[2] << 8) + p[3]); }; private: |