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Diffstat (limited to 'Build/source/texk/web2c/xetexdir/XeTeXswap.h')
-rw-r--r-- | Build/source/texk/web2c/xetexdir/XeTeXswap.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/xetexdir/XeTeXswap.h b/Build/source/texk/web2c/xetexdir/XeTeXswap.h new file mode 100644 index 00000000000..311b8a791f8 --- /dev/null +++ b/Build/source/texk/web2c/xetexdir/XeTeXswap.h @@ -0,0 +1,96 @@ +/****************************************************************************\ + Part of the XeTeX typesetting system + copyright (c) 1994-2006 by SIL International + written by Jonathan Kew + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL SIL INTERNATIONAL BE LIABLE FOR +ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF +CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of SIL International +shall not be used in advertising or otherwise to promote the sale, +use or other dealings in this Software without prior written +authorization from SIL International. +\****************************************************************************/ + +#ifndef __XeTeXswap_H +#define __XeTeXswap_H + +#include "unicode/platform.h" // ICU's platform.h defines U_IS_BIG_ENDIAN for us + +#ifdef WIN32 +#define inline __inline /* for VC++ (non-C99); not sure about other compilers on W32 */ +#endif + +static inline UInt16 +SWAP16(const UInt16 p) +{ +#if U_IS_BIG_ENDIAN + return p; +#else + return (p >> 8) + (p << 8); +#endif +} + +static inline UInt32 +SWAP32(const UInt32 p) +{ +#if U_IS_BIG_ENDIAN + return p; +#else + return (p >> 24) + ((p >> 8) & 0x0000ff00) + ((p << 8) & 0x00ff0000) + (p << 24); +#endif +} + +#ifdef __cplusplus + +#ifdef XETEX_MAC +#include "sfnt.h" /* for the 'fixed' typedef */ +static inline fixed +SWAP(fixed p) +{ + return (fixed)SWAP32((UInt32)p); +} +#endif + +static inline UInt16 +SWAP(UInt16 p) +{ + return SWAP16(p); +} + +static inline UInt32 +SWAP(UInt32 p) +{ + return SWAP32(p); +} + +static inline SInt16 +SWAP(SInt16 p) +{ + return (SInt16)SWAP16((UInt16)p); +} + +static inline SInt32 +SWAP(SInt32 p) +{ + return (SInt32)SWAP32((UInt32)p); +} +#endif + +#endif |