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/include/linux/types.h

https://github.com/airy09/android_kernel_sony_apq8064
C Header | 260 lines | 171 code | 47 blank | 42 comment | 0 complexity | 1797850b77ef914eb237a0444c5fe866 MD5 | raw file
  1#ifndef _LINUX_TYPES_H
  2#define _LINUX_TYPES_H
  3
  4#include <asm/types.h>
  5
  6#ifndef __ASSEMBLY__
  7#ifdef	__KERNEL__
  8
  9#define DECLARE_BITMAP(name,bits) \
 10	unsigned long name[BITS_TO_LONGS(bits)]
 11#else
 12#ifndef __EXPORTED_HEADERS__
 13#warning "Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders"
 14#endif /* __EXPORTED_HEADERS__ */
 15#endif
 16
 17#include <linux/posix_types.h>
 18
 19#ifdef __KERNEL__
 20
 21typedef __u32 __kernel_dev_t;
 22
 23typedef __kernel_fd_set		fd_set;
 24typedef __kernel_dev_t		dev_t;
 25typedef __kernel_ino_t		ino_t;
 26typedef __kernel_mode_t		mode_t;
 27typedef unsigned short		umode_t;
 28typedef __kernel_nlink_t	nlink_t;
 29typedef __kernel_off_t		off_t;
 30typedef __kernel_pid_t		pid_t;
 31typedef __kernel_daddr_t	daddr_t;
 32typedef __kernel_key_t		key_t;
 33typedef __kernel_suseconds_t	suseconds_t;
 34typedef __kernel_timer_t	timer_t;
 35typedef __kernel_clockid_t	clockid_t;
 36typedef __kernel_mqd_t		mqd_t;
 37
 38typedef _Bool			bool;
 39
 40typedef __kernel_uid32_t	uid_t;
 41typedef __kernel_gid32_t	gid_t;
 42typedef __kernel_uid16_t        uid16_t;
 43typedef __kernel_gid16_t        gid16_t;
 44
 45typedef unsigned long		uintptr_t;
 46
 47#ifdef CONFIG_UID16
 48/* This is defined by include/asm-{arch}/posix_types.h */
 49typedef __kernel_old_uid_t	old_uid_t;
 50typedef __kernel_old_gid_t	old_gid_t;
 51#endif /* CONFIG_UID16 */
 52
 53#if defined(__GNUC__)
 54typedef __kernel_loff_t		loff_t;
 55#endif
 56
 57/*
 58 * The following typedefs are also protected by individual ifdefs for
 59 * historical reasons:
 60 */
 61#ifndef _SIZE_T
 62#define _SIZE_T
 63typedef __kernel_size_t		size_t;
 64#endif
 65
 66#ifndef _SSIZE_T
 67#define _SSIZE_T
 68typedef __kernel_ssize_t	ssize_t;
 69#endif
 70
 71#ifndef _PTRDIFF_T
 72#define _PTRDIFF_T
 73typedef __kernel_ptrdiff_t	ptrdiff_t;
 74#endif
 75
 76#ifndef _TIME_T
 77#define _TIME_T
 78typedef __kernel_time_t		time_t;
 79#endif
 80
 81#ifndef _CLOCK_T
 82#define _CLOCK_T
 83typedef __kernel_clock_t	clock_t;
 84#endif
 85
 86#ifndef _CADDR_T
 87#define _CADDR_T
 88typedef __kernel_caddr_t	caddr_t;
 89#endif
 90
 91/* bsd */
 92typedef unsigned char		u_char;
 93typedef unsigned short		u_short;
 94typedef unsigned int		u_int;
 95typedef unsigned long		u_long;
 96
 97/* sysv */
 98typedef unsigned char		unchar;
 99typedef unsigned short		ushort;
100typedef unsigned int		uint;
101typedef unsigned long		ulong;
102
103#ifndef __BIT_TYPES_DEFINED__
104#define __BIT_TYPES_DEFINED__
105
106typedef		__u8		u_int8_t;
107typedef		__s8		int8_t;
108typedef		__u16		u_int16_t;
109typedef		__s16		int16_t;
110typedef		__u32		u_int32_t;
111typedef		__s32		int32_t;
112
113#endif /* !(__BIT_TYPES_DEFINED__) */
114
115typedef		__u8		uint8_t;
116typedef		__u16		uint16_t;
117typedef		__u32		uint32_t;
118
119#if defined(__GNUC__)
120typedef		__u64		uint64_t;
121typedef		__u64		u_int64_t;
122typedef		__s64		int64_t;
123#endif
124
125/* this is a special 64bit data type that is 8-byte aligned */
126#define aligned_u64 __u64 __attribute__((aligned(8)))
127#define aligned_be64 __be64 __attribute__((aligned(8)))
128#define aligned_le64 __le64 __attribute__((aligned(8)))
129
130/**
131 * The type used for indexing onto a disc or disc partition.
132 *
133 * Linux always considers sectors to be 512 bytes long independently
134 * of the devices real block size.
135 *
136 * blkcnt_t is the type of the inode's block count.
137 */
138#ifdef CONFIG_LBDAF
139typedef u64 sector_t;
140typedef u64 blkcnt_t;
141#else
142typedef unsigned long sector_t;
143typedef unsigned long blkcnt_t;
144#endif
145
146/*
147 * The type of an index into the pagecache.  Use a #define so asm/types.h
148 * can override it.
149 */
150#ifndef pgoff_t
151#define pgoff_t unsigned long
152#endif
153
154#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
155typedef u64 dma_addr_t;
156#else
157typedef u32 dma_addr_t;
158#endif /* dma_addr_t */
159
160#endif /* __KERNEL__ */
161
162/*
163 * Below are truly Linux-specific types that should never collide with
164 * any application/library that wants linux/types.h.
165 */
166
167#ifdef __CHECKER__
168#define __bitwise__ __attribute__((bitwise))
169#else
170#define __bitwise__
171#endif
172#ifdef __CHECK_ENDIAN__
173#define __bitwise __bitwise__
174#else
175#define __bitwise
176#endif
177
178typedef __u16 __bitwise __le16;
179typedef __u16 __bitwise __be16;
180typedef __u32 __bitwise __le32;
181typedef __u32 __bitwise __be32;
182typedef __u64 __bitwise __le64;
183typedef __u64 __bitwise __be64;
184
185typedef __u16 __bitwise __sum16;
186typedef __u32 __bitwise __wsum;
187
188/*
189 * aligned_u64 should be used in defining kernel<->userspace ABIs to avoid
190 * common 32/64-bit compat problems.
191 * 64-bit values align to 4-byte boundaries on x86_32 (and possibly other
192 * architectures) and to 8-byte boundaries on 64-bit architectures.  The new
193 * aligned_64 type enforces 8-byte alignment so that structs containing
194 * aligned_64 values have the same alignment on 32-bit and 64-bit architectures.
195 * No conversions are necessary between 32-bit user-space and a 64-bit kernel.
196 */
197#define __aligned_u64 __u64 __attribute__((aligned(8)))
198#define __aligned_be64 __be64 __attribute__((aligned(8)))
199#define __aligned_le64 __le64 __attribute__((aligned(8)))
200
201#ifdef __KERNEL__
202typedef unsigned __bitwise__ gfp_t;
203typedef unsigned __bitwise__ fmode_t;
204
205#ifdef CONFIG_PHYS_ADDR_T_64BIT
206typedef u64 phys_addr_t;
207#else
208typedef u32 phys_addr_t;
209#endif
210
211typedef phys_addr_t resource_size_t;
212
213/*
214 * This type is the placeholder for a hardware interrupt number. It has to be
215 * big enough to enclose whatever representation is used by a given platform.
216 */
217typedef unsigned long irq_hw_number_t;
218
219typedef struct {
220	int counter;
221} atomic_t;
222
223#ifdef CONFIG_64BIT
224typedef struct {
225	long counter;
226} atomic64_t;
227#endif
228
229struct list_head {
230	struct list_head *next, *prev;
231};
232
233struct hlist_head {
234	struct hlist_node *first;
235};
236
237struct hlist_node {
238	struct hlist_node *next, **pprev;
239};
240
241struct ustat {
242	__kernel_daddr_t	f_tfree;
243	__kernel_ino_t		f_tinode;
244	char			f_fname[6];
245	char			f_fpack[6];
246};
247
248/**
249 * struct rcu_head - callback structure for use with RCU
250 * @next: next update requests in a list
251 * @func: actual update function to call after the grace period.
252 */
253struct rcu_head {
254	struct rcu_head *next;
255	void (*func)(struct rcu_head *head);
256};
257
258#endif	/* __KERNEL__ */
259#endif /*  __ASSEMBLY__ */
260#endif /* _LINUX_TYPES_H */