| // Basic type definitions for X86 cpus. |
| // |
| // Copyright (C) 2008 Kevin O'Connor <kevin@koconnor.net> |
| // |
| // This file may be distributed under the terms of the GNU GPLv3 license. |
| #ifndef __TYPES_H |
| #define __TYPES_H |
| |
| typedef unsigned char u8; |
| typedef signed char s8; |
| typedef unsigned short u16; |
| typedef signed short s16; |
| typedef unsigned int u32; |
| typedef signed int s32; |
| typedef u32 size_t; |
| |
| #define __VISIBLE __attribute__((externally_visible)) |
| #ifdef MODE16 |
| // Notes a function as externally visible in the 16bit code chunk. |
| #define VISIBLE16 __VISIBLE |
| // Notes a function as externally visible in the 32bit code chunk. |
| #define VISIBLE32 |
| #else |
| #define VISIBLE16 |
| #define VISIBLE32 __VISIBLE |
| #endif |
| |
| #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) |
| #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0])) |
| |
| #define NULL ((void *)0) |
| |
| #define PACKED __attribute__((packed)) |
| |
| #define barrier() __asm__ __volatile__("": : :"memory") |
| |
| #define __stringify_1(x) #x |
| #define __stringify(x) __stringify_1(x) |
| |
| #endif // types.h |