+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
- *
- **************************************************************************/
-
-#ifndef P_POINTER_H
-#define P_POINTER_H
-
-#include "p_compiler.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static INLINE intptr_t
-pointer_to_intptr( const void *p )
-{
- union {
- const void *p;
- intptr_t i;
- } pi;
- pi.p = p;
- return pi.i;
-}
-
-static INLINE void *
-intptr_to_pointer( intptr_t i )
-{
- union {
- void *p;
- intptr_t i;
- } pi;
- pi.i = i;
- return pi.p;
-}
-
-static INLINE uintptr_t
-pointer_to_uintptr( const void *ptr )
-{
- union {
- const void *p;
- uintptr_t u;
- } pu;
- pu.p = ptr;
- return pu.u;
-}
-
-static INLINE void *
-uintptr_to_pointer( uintptr_t u )
-{
- union {
- void *p;
- uintptr_t u;
- } pu;
- pu.u = u;
- return pu.p;
-}
-
-/**
- * Return a pointer aligned to next multiple of N bytes.
- */
-static INLINE void *
-align_pointer( const void *unaligned, uintptr_t alignment )
-{
- uintptr_t aligned = (pointer_to_uintptr( unaligned ) + alignment - 1) & ~(alignment - 1);
- return uintptr_to_pointer( aligned );
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* P_POINTER_H */