DragonStub/inc/dragonstub/types.h

#pragma once
#include <efidef.h>
#include "compiler_attributes.h"
#include "linux/posix_types.h"
#include "linux/bitsperlong.h"

// Simplified version of Linux types.h

#define typeof(p) __typeof__(p)

/*
 * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
 * header files exported to user space
 */

#ifndef __ASSEMBLY__
/*
 * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
 * header files exported to user space
 */

typedef __signed__ char __s8;
typedef unsigned char __u8;

typedef __signed__ short __s16;
typedef unsigned short __u16;

typedef __signed__ int __s32;
typedef unsigned int __u32;

#ifdef __GNUC__
__extension__ typedef __signed__ long long __s64;
__extension__ typedef unsigned long long __u64;
#else
typedef __signed__ long long __s64;
typedef unsigned long long __u64;
#endif

#endif /* __ASSEMBLY__ */

typedef __s8 s8;
typedef __u8 u8;
typedef __s16 s16;
typedef __u16 u16;
typedef __s32 s32;
typedef __u32 u32;
typedef __s64 s64;
typedef __u64 u64;

typedef unsigned long efi_status_t;
typedef u8 efi_bool_t;
typedef u16 efi_char16_t; /* UNICODE character */
typedef u64 efi_physical_addr_t;
typedef void *efi_handle_t;

typedef _Bool bool;

enum { false = 0, true = 1 };

/*
 * Below are truly Linux-specific types that should never collide with
 * any application/library that wants linux/types.h.
 */

#ifdef __CHECKER__
#define __bitwise__ __attribute__((bitwise))
#else
#define __bitwise__
#endif
#define __bitwise __bitwise__

typedef __u16 __bitwise __le16;
typedef __u16 __bitwise __be16;
typedef __u32 __bitwise __le32;
typedef __u32 __bitwise __be32;
typedef __u64 __bitwise __le64;
typedef __u64 __bitwise __be64;

typedef __u16 __bitwise __sum16;
typedef __u32 __bitwise __wsum;

/*
 * aligned_u64 should be used in defining kernel<->userspace ABIs to avoid
 * common 32/64-bit compat problems.
 * 64-bit values align to 4-byte boundaries on x86_32 (and possibly other
 * architectures) and to 8-byte boundaries on 64-bit architectures.  The new
 * aligned_64 type enforces 8-byte alignment so that structs containing
 * aligned_64 values have the same alignment on 32-bit and 64-bit architectures.
 * No conversions are necessary between 32-bit user-space and a 64-bit kernel.
 */
#define __aligned_u64 __u64 __attribute__((aligned(8)))
#define __aligned_be64 __be64 __attribute__((aligned(8)))
#define __aligned_le64 __le64 __attribute__((aligned(8)))

/*
 * The following typedefs are also protected by individual ifdefs for
 * historical reasons:
 */
#ifndef _SIZE_T
#define _SIZE_T
typedef __kernel_size_t size_t;
#endif

#ifndef _SSIZE_T
#define _SSIZE_T
typedef __kernel_ssize_t ssize_t;
#endif

#ifndef _PTRDIFF_T
#define _PTRDIFF_T
typedef __kernel_ptrdiff_t ptrdiff_t;
#endif

#ifndef _CLOCK_T
#define _CLOCK_T
typedef __kernel_clock_t clock_t;
#endif

#ifndef _CADDR_T
#define _CADDR_T
typedef __kernel_caddr_t caddr_t;
#endif

/* bsd */
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;

/* sysv */
typedef unsigned char unchar;
typedef unsigned short ushort;
typedef unsigned int uint;
typedef unsigned long ulong;

typedef unsigned __bitwise __poll_t;