--- /dev/null
+#ifndef _LWK_TYPES_H
+#define _LWK_TYPES_H
+
+#ifdef __KERNEL__
+
+#define BITS_TO_LONGS(bits) \
+ (((bits)+BITS_PER_LONG-1)/BITS_PER_LONG)
+#define DECLARE_BITMAP(name,bits) \
+ unsigned long name[BITS_TO_LONGS(bits)]
+
+#define BITS_PER_BYTE 8
+#endif
+
+#include <lwk/posix_types.h>
+#include <arch/types.h>
+
+#ifndef __KERNEL_STRICT_NAMES
+
+typedef __u32 __kernel_dev_t;
+
+typedef __kernel_fd_set fd_set;
+typedef __kernel_dev_t dev_t;
+typedef __kernel_ino_t ino_t;
+typedef __kernel_mode_t mode_t;
+typedef __kernel_nlink_t nlink_t;
+typedef __kernel_off_t off_t;
+typedef __kernel_pid_t pid_t;
+typedef __kernel_daddr_t daddr_t;
+typedef __kernel_key_t key_t;
+typedef __kernel_suseconds_t suseconds_t;
+typedef __kernel_timer_t timer_t;
+typedef __kernel_clockid_t clockid_t;
+typedef __kernel_mqd_t mqd_t;
+typedef __kernel_uid_t uid_t;
+typedef __kernel_gid_t gid_t;
+typedef __kernel_loff_t loff_t;
+
+/*
+ * 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 _UINTPTR_T
+#define _UINTPTR_T
+typedef __kernel_uintptr_t uintptr_t;
+#endif
+
+#ifndef _TIME_T
+#define _TIME_T
+typedef __kernel_time_t time_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;
+
+#ifndef __BIT_TYPES_DEFINED__
+#define __BIT_TYPES_DEFINED__
+
+typedef __u8 u_int8_t;
+typedef __s8 int8_t;
+typedef __u16 u_int16_t;
+typedef __s16 int16_t;
+typedef __u32 u_int32_t;
+typedef __s32 int32_t;
+
+#endif /* !(__BIT_TYPES_DEFINED__) */
+
+/* user-space uses stdint.h for these */
+#ifdef __KERNEL__
+
+typedef __u8 uint8_t;
+typedef __u16 uint16_t;
+typedef __u32 uint32_t;
+
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
+typedef __u64 uint64_t;
+typedef __u64 u_int64_t;
+typedef __s64 int64_t;
+#endif
+
+#endif /* __KERNEL_ */
+
+/* this is a special 64bit data type that is 8-byte aligned */
+#define aligned_u64 unsigned long long __attribute__((aligned(8)))
+
+#endif /* __KERNEL_STRICT_NAMES */
+
+#ifdef __KERNEL__
+/* _Bool is a base type in C99... what a bad name! */
+typedef _Bool bool;
+#else
+#include <stdbool.h>
+#include <stdint.h>
+#endif
+
+/*
+ * Below are truly LWK-specific types that should never collide with
+ * any application/library that wants lwk/types.h.
+ */
+
+/* Address types */
+typedef __kernel_uintptr_t paddr_t; /* physical address */
+typedef __kernel_uintptr_t vaddr_t; /* virtual address */
+typedef __kernel_uintptr_t kaddr_t; /* kernel virtual address */
+typedef __kernel_uintptr_t uaddr_t; /* user virtual address */
+
+/* Locality group ID */
+typedef unsigned int lgroup_t;
+
+#ifdef __CHECKER__
+#define __bitwise__ __attribute__((bitwise))
+#else
+#define __bitwise__
+#endif
+#ifdef __CHECK_ENDIAN__
+#define __bitwise __bitwise__
+#else
+#define __bitwise
+#endif
+
+typedef __u16 __bitwise __le16;
+typedef __u16 __bitwise __be16;
+typedef __u32 __bitwise __le32;
+typedef __u32 __bitwise __be32;
+typedef __u64 __bitwise __le64;
+typedef __u64 __bitwise __be64;
+
+#ifdef __KERNEL__
+typedef unsigned __bitwise__ gfp_t;
+#endif
+
+struct ustat {
+ __kernel_daddr_t f_tfree;
+ __kernel_ino_t f_tinode;
+ char f_fname[6];
+ char f_fpack[6];
+};
+
+#endif /* _LWK_TYPES_H */
