tools/include/linux/types.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _TOOLS_LINUX_TYPES_H_
   3 #define _TOOLS_LINUX_TYPES_H_
   4
   5 #include <stdbool.h>
   6 #include <stddef.h>
   7 #include <stdint.h>
   8
   9 #ifndef __SANE_USERSPACE_TYPES__
  10 #define __SANE_USERSPACE_TYPES__        /* For PPC64, to get LL64 types */
  11 #endif
  12
  13 #include <asm/types.h>
  14 #include <asm/posix_types.h>
  15
  16 struct page;
  17 struct kmem_cache;
  18
  19 typedef enum {
  20         GFP_KERNEL,
  21         GFP_ATOMIC,
  22         __GFP_HIGHMEM,
  23         __GFP_HIGH
  24 } gfp_t;
  25
  26 /*
  27  * We define u64 as uint64_t for every architecture
  28  * so that we can print it with "%"PRIx64 without getting warnings.
  29  *
  30  * typedef __u64 u64;
  31  * typedef __s64 s64;
  32  */
  33 typedef uint64_t u64;
  34 typedef int64_t s64;
  35
  36 typedef __u32 u32;
  37 typedef __s32 s32;
  38
  39 typedef __u16 u16;
  40 typedef __s16 s16;
  41
  42 typedef __u8  u8;
  43 typedef __s8  s8;
  44
  45 #ifdef __CHECKER__
  46 #define __bitwise       __attribute__((bitwise))
  47 #else
  48 #define __bitwise
  49 #endif
  50
  51 #define __force
  52 /* This is defined in linux/compiler_types.h and is left for backward
  53  * compatibility.
  54  */
  55 #ifndef __user
  56 #define __user
  57 #endif
  58 #define __must_check
  59 #define __cold
  60
  61 typedef __u16 __bitwise __le16;
  62 typedef __u16 __bitwise __be16;
  63 typedef __u32 __bitwise __le32;
  64 typedef __u32 __bitwise __be32;
  65 typedef __u64 __bitwise __le64;
  66 typedef __u64 __bitwise __be64;
  67
  68 typedef __u16 __bitwise __sum16;
  69 typedef __u32 __bitwise __wsum;
  70
  71 #ifdef CONFIG_PHYS_ADDR_T_64BIT
  72 typedef u64 phys_addr_t;
  73 #else
  74 typedef u32 phys_addr_t;
  75 #endif
  76
  77 typedef struct {
  78         int counter;
  79 } atomic_t;
  80
  81 typedef struct {
  82         long counter;
  83 } atomic_long_t;
  84
  85 #ifndef __aligned_u64
  86 # define __aligned_u64 __u64 __attribute__((aligned(8)))
  87 #endif
  88
  89 struct list_head {
  90         struct list_head *next, *prev;
  91 };
  92
  93 struct hlist_head {
  94         struct hlist_node *first;
  95 };
  96
  97 struct hlist_node {
  98         struct hlist_node *next, **pprev;
  99 };
 100
 101 #endif /* _TOOLS_LINUX_TYPES_H_ */