diff options
Diffstat (limited to 'src/lzo_ptr.h')
| -rw-r--r-- | src/lzo_ptr.h | 75 |
1 files changed, 23 insertions, 52 deletions
diff --git a/src/lzo_ptr.h b/src/lzo_ptr.h index e286a70..1e23548 100644 --- a/src/lzo_ptr.h +++ b/src/lzo_ptr.h @@ -2,19 +2,7 @@ This file is part of the LZO real-time data compression library. - Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer - Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer + Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer All Rights Reserved. The LZO library is free software; you can redistribute it and/or @@ -45,7 +33,7 @@ #ifndef __LZO_PTR_H -#define __LZO_PTR_H +#define __LZO_PTR_H 1 #ifdef __cplusplus extern "C" { @@ -53,45 +41,20 @@ extern "C" { /*********************************************************************** -// Integral types -************************************************************************/ - -#if !defined(lzo_uintptr_t) -# if defined(__LZO_MMODEL_HUGE) -# define lzo_uintptr_t unsigned long -# else -# define lzo_uintptr_t acc_uintptr_t -# ifdef __ACC_INTPTR_T_IS_POINTER -# define __LZO_UINTPTR_T_IS_POINTER 1 -# endif -# endif -#endif - - -/*********************************************************************** // ************************************************************************/ -/* Always use the safe (=integral) version for pointer-comparisions. +/* Always use the safe (=integral) version for pointer-comparisons. * The compiler should optimize away the additional casts anyway. * * Note that this only works if the representation and ordering * of the pointer and the integral is the same (at bit level). - * - * Most 16-bit compilers have their own view about pointers - - * fortunately they don't care about comparing pointers - * that are pointing to Nirvana. */ #if (LZO_ARCH_I086) -#define PTR(a) ((lzo_bytep) (a)) -/* only need the low bits of the pointer -> offset is ok */ -#define PTR_ALIGNED_4(a) ((ACC_PTR_FP_OFF(a) & 3) == 0) -#define PTR_ALIGNED2_4(a,b) (((ACC_PTR_FP_OFF(a) | ACC_PTR_FP_OFF(b)) & 3) == 0) +#error "LZO_ARCH_I086 is unsupported" #elif (LZO_MM_PVP) -#define PTR(a) ((lzo_bytep) (a)) -#define PTR_ALIGNED_8(a) ((((lzo_uintptr_t)(a)) >> 61) == 0) -#define PTR_ALIGNED2_8(a,b) ((((lzo_uintptr_t)(a)|(lzo_uintptr_t)(b)) >> 61) == 0) +#error "LZO_MM_PVP is unsupported" #else #define PTR(a) ((lzo_uintptr_t) (a)) #define PTR_LINEAR(a) PTR(a) @@ -123,20 +86,28 @@ typedef union unsigned long a_ulong; lzo_int a_lzo_int; lzo_uint a_lzo_uint; - lzo_int32 a_lzo_int32; - lzo_uint32 a_lzo_uint32; + lzo_xint a_lzo_xint; + lzo_int16_t a_lzo_int16_t; + lzo_uint16_t a_lzo_uint16_t; + lzo_int32_t a_lzo_int32_t; + lzo_uint32_t a_lzo_uint32_t; +#if defined(lzo_uint64_t) + lzo_int64_t a_lzo_int64_t; + lzo_uint64_t a_lzo_uint64_t; +#endif + size_t a_size_t; ptrdiff_t a_ptrdiff_t; lzo_uintptr_t a_lzo_uintptr_t; - lzo_voidp a_lzo_voidp; void * a_void_p; - lzo_bytep a_lzo_bytep; - lzo_bytepp a_lzo_bytepp; - lzo_uintp a_lzo_uintp; - lzo_uint * a_lzo_uint_p; - lzo_uint32p a_lzo_uint32p; - lzo_uint32 * a_lzo_uint32_p; - unsigned char * a_uchar_p; char * a_char_p; + unsigned char * a_uchar_p; + const void * a_c_void_p; + const char * a_c_char_p; + const unsigned char * a_c_uchar_p; + lzo_voidp a_lzo_voidp; + lzo_bytep a_lzo_bytep; + const lzo_voidp a_c_lzo_voidp; + const lzo_bytep a_c_lzo_bytep; } lzo_full_align_t; |