| #ifndef _LINUX_TYPES_H |
| #define _LINUX_TYPES_H |
| |
| #include <asm/types.h> |
| |
| #ifndef __ASSEMBLY__ |
| #ifdef __KERNEL__ |
| |
| #define DECLARE_BITMAP(name,bits) \ |
| unsigned long name[BITS_TO_LONGS(bits)] |
| #else |
| #ifndef __EXPORTED_HEADERS__ |
| #warning "Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders" |
| #endif /* __EXPORTED_HEADERS__ */ |
| #endif |
| |
| #include <linux/posix_types.h> |
| |
| #ifdef __KERNEL__ |
| |
| 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 unsigned short umode_t; |
| typedef __u32 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 _Bool bool; |
| |
| typedef __kernel_uid32_t uid_t; |
| typedef __kernel_gid32_t gid_t; |
| typedef __kernel_uid16_t uid16_t; |
| typedef __kernel_gid16_t gid16_t; |
| |
| typedef unsigned long uintptr_t; |
| |
| #ifdef CONFIG_UID16 |
| /* This is defined by include/asm-{arch}/posix_types.h */ |
| typedef __kernel_old_uid_t old_uid_t; |
| typedef __kernel_old_gid_t old_gid_t; |
| #endif /* CONFIG_UID16 */ |
| |
| #if defined(__GNUC__) |
| typedef __kernel_loff_t loff_t; |
| #endif |
| |
| /* |
| * 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 _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__) */ |
| |
| typedef __u8 uint8_t; |
| typedef __u16 uint16_t; |
| typedef __u32 uint32_t; |
| |
| #if defined(__GNUC__) |
| typedef __u64 uint64_t; |
| typedef __u64 u_int64_t; |
| typedef __s64 int64_t; |
| #endif |
| |
| /* this is a special 64bit data type that is 8-byte aligned */ |
| #define aligned_u64 __u64 __attribute__((aligned(8))) |
| #define aligned_be64 __be64 __attribute__((aligned(8))) |
| #define aligned_le64 __le64 __attribute__((aligned(8))) |
| |
| /** |
| * The type used for indexing onto a disc or disc partition. |
| * |
| * Linux always considers sectors to be 512 bytes long independently |
| * of the devices real block size. |
| * |
| * blkcnt_t is the type of the inode's block count. |
| */ |
| #ifdef CONFIG_LBDAF |
| typedef u64 sector_t; |
| typedef u64 blkcnt_t; |
| #else |
| typedef unsigned long sector_t; |
| typedef unsigned long blkcnt_t; |
| #endif |
| |
| /* |
| * The type of an index into the pagecache. Use a #define so asm/types.h |
| * can override it. |
| */ |
| #ifndef pgoff_t |
| #define pgoff_t unsigned long |
| #endif |
| |
| #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT |
| typedef u64 dma_addr_t; |
| #else |
| typedef u32 dma_addr_t; |
| #endif /* dma_addr_t */ |
| |
| #endif /* __KERNEL__ */ |
| |
| /* |
| * 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 |
| #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; |
| |
| 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))) |
| |
| #ifdef __KERNEL__ |
| typedef unsigned __bitwise__ gfp_t; |
| typedef unsigned __bitwise__ fmode_t; |
| |
| #ifdef CONFIG_PHYS_ADDR_T_64BIT |
| typedef u64 phys_addr_t; |
| #else |
| typedef u32 phys_addr_t; |
| #endif |
| |
| typedef phys_addr_t resource_size_t; |
| |
| /* |
| * This type is the placeholder for a hardware interrupt number. It has to be |
| * big enough to enclose whatever representation is used by a given platform. |
| */ |
| typedef unsigned long irq_hw_number_t; |
| |
| typedef struct { |
| int counter; |
| } atomic_t; |
| |
| #ifdef CONFIG_64BIT |
| typedef struct { |
| long counter; |
| } atomic64_t; |
| #endif |
| |
| struct list_head { |
| struct list_head *next, *prev; |
| }; |
| |
| struct hlist_head { |
| struct hlist_node *first; |
| }; |
| |
| struct hlist_node { |
| struct hlist_node *next, **pprev; |
| }; |
| |
| struct ustat { |
| __kernel_daddr_t f_tfree; |
| __kernel_ino_t f_tinode; |
| char f_fname[6]; |
| char f_fpack[6]; |
| }; |
| |
| /** |
| * struct callback_head - callback structure for use with RCU and task_work |
| * @next: next update requests in a list |
| * @func: actual update function to call after the grace period. |
| */ |
| struct callback_head { |
| struct callback_head *next; |
| void (*func)(struct callback_head *head); |
| }; |
| #define rcu_head callback_head |
| |
| #endif /* __KERNEL__ */ |
| #endif /* __ASSEMBLY__ */ |
| #endif /* _LINUX_TYPES_H */ |