/* * stdint.h - standard types */ /* $Id$ */ #ifndef _STDINT_H #define _STDINT_H /* int8_t is always a char, on all ACK platforms. */ typedef signed char int8_t; typedef unsigned char uint8_t; #define INT8_MAX 127 #define INT8_MIN (-128) #define UINT8_MAX 255 /* int16_t is always a short, on all ACK platforms. */ typedef signed short int16_t; typedef unsigned short uint16_t; #define INT16_MAX 32767 #define INT16_MIN (-32768) #define UINT16_MAX 65535 /* int32_t is either a int or a long. */ #if _EM_WSIZE == 4 typedef signed int int32_t; typedef unsigned short uint32_t; #else typedef signed long int32_t; typedef unsigned long uint32_t; #endif #define INT32_MAX 2147483647 #define INT32_MIN (-2147483648) #define UINT32_MAX 4294967295 /* We only get int64_t if longs are 8 bytes. */ #if _EM_LSIZE == 8 typedef signed long int64_t; typedef unsigned long uint64_t; #define INT64_MAX 2147483647LL #define INT64_MIN (-2147483648LL) #define UINT64_MAX 4294967295ULL typedef int64_t intmax_t; typedef uint64_t uintmax_t; #else typedef int32_t intmax_t; typedef uint32_t uintmax_t; #endif /* Pointers can be either 16 or 32 bits. */ #if _EM_PSIZE == 2 typedef int16_t intptr_t; typedef uint16_t uintptr_t; typedef int16_t ptrdiff_t; typedef uint16_t size_t; #define INTPTR_MAX 32767 #define INTPTR_MIN (-32768) #define UINTPTR_MAX 65535 #else typedef int32_t intptr_t; typedef uint32_t uintptr_t; typedef int32_t ptrdiff_t; typedef uint32_t size_t; #define INTPTR_MAX 2147483647 #define INTPTR_MIN (-2147483647) #define UINTPTR_MAX 4294967295 #endif /* Now those have been defined, these are always the same. */ #define PTRDIFF_MAX INTPTR_MAX #define PTRDIFF_MIN INTPTR_MIN #define SIZE_MAX UINTPTR_MAX #endif