[mirror_ubuntu-jammy-kernel.git] / arch / powerpc / include / asm / compat.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_COMPAT_H
#define _ASM_POWERPC_COMPAT_H
#ifdef __KERNEL__
/*
 * Architecture specific compatibility types
 */
#include <linux/types.h>
#include <linux/sched.h>

#include <asm-generic/compat.h>

#define COMPAT_USER_HZ		100
#ifdef __BIG_ENDIAN__
#define COMPAT_UTS_MACHINE	"ppc\0\0"
#else
#define COMPAT_UTS_MACHINE	"ppcle\0\0"
#endif

typedef u32		__compat_uid_t;
typedef u32		__compat_gid_t;
typedef u32		compat_dev_t;
typedef s16		compat_nlink_t;
typedef u16		compat_ipc_pid_t;
typedef __kernel_fsid_t	compat_fsid_t;

struct compat_stat {
	compat_dev_t	st_dev;
	compat_ino_t	st_ino;
	compat_mode_t	st_mode;
	compat_nlink_t	st_nlink;
	__compat_uid32_t	st_uid;
	__compat_gid32_t	st_gid;
	compat_dev_t	st_rdev;
	compat_off_t	st_size;
	compat_off_t	st_blksize;
	compat_off_t	st_blocks;
	old_time32_t	st_atime;
	u32		st_atime_nsec;
	old_time32_t	st_mtime;
	u32		st_mtime_nsec;
	old_time32_t	st_ctime;
	u32		st_ctime_nsec;
	u32		__unused4[2];
};

struct compat_flock {
	short		l_type;
	short		l_whence;
	compat_off_t	l_start;
	compat_off_t	l_len;
	compat_pid_t	l_pid;
};

#define F_GETLK64	12	/*  using 'struct flock64' */
#define F_SETLK64	13
#define F_SETLKW64	14

struct compat_flock64 {
	short		l_type;
	short		l_whence;
	compat_loff_t	l_start;
	compat_loff_t	l_len;
	compat_pid_t	l_pid;
};

struct compat_statfs {
	int		f_type;
	int		f_bsize;
	int		f_blocks;
	int		f_bfree;
	int		f_bavail;
	int		f_files;
	int		f_ffree;
	compat_fsid_t	f_fsid;
	int		f_namelen;	/* SunOS ignores this field. */
	int		f_frsize;
	int		f_flags;
	int		f_spare[4];
};

#define COMPAT_RLIM_INFINITY		0xffffffff

#define COMPAT_OFF_T_MAX	0x7fffffff

/*
 * ipc64_perm is actually 32/64bit clean but since the compat layer refers to
 * it we may as well define it.
 */
struct compat_ipc64_perm {
	compat_key_t key;
	__compat_uid_t uid;
	__compat_gid_t gid;
	__compat_uid_t cuid;
	__compat_gid_t cgid;
	compat_mode_t mode;
	unsigned int seq;
	unsigned int __pad2;
	unsigned long __unused1;	/* yes they really are 64bit pads */
	unsigned long __unused2;
};

struct compat_semid64_ds {
	struct compat_ipc64_perm sem_perm;
	unsigned int sem_otime_high;
	unsigned int sem_otime;
	unsigned int sem_ctime_high;
	unsigned int sem_ctime;
	compat_ulong_t sem_nsems;
	compat_ulong_t __unused3;
	compat_ulong_t __unused4;
};

struct compat_msqid64_ds {
	struct compat_ipc64_perm msg_perm;
	unsigned int msg_stime_high;
	unsigned int msg_stime;
	unsigned int msg_rtime_high;
	unsigned int msg_rtime;
	unsigned int msg_ctime_high;
	unsigned int msg_ctime;
	compat_ulong_t msg_cbytes;
	compat_ulong_t msg_qnum;
	compat_ulong_t msg_qbytes;
	compat_pid_t msg_lspid;
	compat_pid_t msg_lrpid;
	compat_ulong_t __unused4;
	compat_ulong_t __unused5;
};

struct compat_shmid64_ds {
	struct compat_ipc64_perm shm_perm;
	unsigned int shm_atime_high;
	unsigned int shm_atime;
	unsigned int shm_dtime_high;
	unsigned int shm_dtime;
	unsigned int shm_ctime_high;
	unsigned int shm_ctime;
	unsigned int __unused4;
	compat_size_t shm_segsz;
	compat_pid_t shm_cpid;
	compat_pid_t shm_lpid;
	compat_ulong_t shm_nattch;
	compat_ulong_t __unused5;
	compat_ulong_t __unused6;
};

static inline int is_compat_task(void)
{
	return is_32bit_task();
}

#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_COMPAT_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
8882a4da DG	2	#ifndef _ASM_POWERPC_COMPAT_H
8882a4da DG	3	#define _ASM_POWERPC_COMPAT_H
88ced031	4	#ifdef __KERNEL__
1da177e4 LT	5	/*
	6	* Architecture specific compatibility types
	7	*/
	8	#include <linux/types.h>
	9	#include <linux/sched.h>
	10
fb373975 AB	11	#include <asm-generic/compat.h>
fb373975 AB	12
e28cbf22	13	#define COMPAT_USER_HZ 100
422b9b96	14	#ifdef __BIG_ENDIAN__
e28cbf22	15	#define COMPAT_UTS_MACHINE "ppc\0\0"
422b9b96 AB	16	#else
	17	#define COMPAT_UTS_MACHINE "ppcle\0\0"
	18	#endif
1da177e4	19
202e5979 SR	20	typedef u32 __compat_uid_t;
202e5979 SR	21	typedef u32 __compat_gid_t;
1da177e4	22	typedef u32 compat_dev_t;
1da177e4 LT	23	typedef s16 compat_nlink_t;
1da177e4 LT	24	typedef u16 compat_ipc_pid_t;
1da177e4	25	typedef __kernel_fsid_t compat_fsid_t;
1da177e4	26
1da177e4 LT	27	struct compat_stat {
	28	compat_dev_t st_dev;
	29	compat_ino_t st_ino;
	30	compat_mode_t st_mode;
8882a4da	31	compat_nlink_t st_nlink;
202e5979 SR	32	__compat_uid32_t st_uid;
202e5979 SR	33	__compat_gid32_t st_gid;
1da177e4 LT	34	compat_dev_t st_rdev;
	35	compat_off_t st_size;
	36	compat_off_t st_blksize;
	37	compat_off_t st_blocks;
9afc5eee	38	old_time32_t st_atime;
1da177e4	39	u32 st_atime_nsec;
9afc5eee	40	old_time32_t st_mtime;
1da177e4	41	u32 st_mtime_nsec;
9afc5eee	42	old_time32_t st_ctime;
1da177e4 LT	43	u32 st_ctime_nsec;
	44	u32 __unused4[2];
	45	};
	46
	47	struct compat_flock {
	48	short l_type;
	49	short l_whence;
	50	compat_off_t l_start;
	51	compat_off_t l_len;
	52	compat_pid_t l_pid;
	53	};
	54
	55	#define F_GETLK64 12 /* using 'struct flock64' */
	56	#define F_SETLK64 13
	57	#define F_SETLKW64 14
	58
	59	struct compat_flock64 {
	60	short l_type;
	61	short l_whence;
	62	compat_loff_t l_start;
	63	compat_loff_t l_len;
	64	compat_pid_t l_pid;
	65	};
	66
	67	struct compat_statfs {
	68	int f_type;
	69	int f_bsize;
	70	int f_blocks;
	71	int f_bfree;
	72	int f_bavail;
	73	int f_files;
	74	int f_ffree;
	75	compat_fsid_t f_fsid;
	76	int f_namelen; /* SunOS ignores this field. */
	77	int f_frsize;
1448c721 EB	78	int f_flags;
1448c721 EB	79	int f_spare[4];
1da177e4 LT	80	};
1da177e4 LT	81
1da177e4 LT	82	#define COMPAT_RLIM_INFINITY 0xffffffff
1da177e4 LT	83
1da177e4	84	#define COMPAT_OFF_T_MAX 0x7fffffff
29e646df	85
1da177e4 LT	86	/*
	87	* ipc64_perm is actually 32/64bit clean but since the compat layer refers to
	88	* it we may as well define it.
	89	*/
	90	struct compat_ipc64_perm {
	91	compat_key_t key;
202e5979 SR	92	__compat_uid_t uid;
	93	__compat_gid_t gid;
	94	__compat_uid_t cuid;
	95	__compat_gid_t cgid;
1da177e4 LT	96	compat_mode_t mode;
	97	unsigned int seq;
	98	unsigned int __pad2;
	99	unsigned long __unused1; /* yes they really are 64bit pads */
	100	unsigned long __unused2;
	101	};
	102
	103	struct compat_semid64_ds {
	104	struct compat_ipc64_perm sem_perm;
d0b67de9 AB	105	unsigned int sem_otime_high;
	106	unsigned int sem_otime;
	107	unsigned int sem_ctime_high;
	108	unsigned int sem_ctime;
1da177e4 LT	109	compat_ulong_t sem_nsems;
	110	compat_ulong_t __unused3;
	111	compat_ulong_t __unused4;
	112	};
	113
	114	struct compat_msqid64_ds {
	115	struct compat_ipc64_perm msg_perm;
d0b67de9 AB	116	unsigned int msg_stime_high;
	117	unsigned int msg_stime;
	118	unsigned int msg_rtime_high;
	119	unsigned int msg_rtime;
	120	unsigned int msg_ctime_high;
	121	unsigned int msg_ctime;
1da177e4 LT	122	compat_ulong_t msg_cbytes;
	123	compat_ulong_t msg_qnum;
	124	compat_ulong_t msg_qbytes;
	125	compat_pid_t msg_lspid;
	126	compat_pid_t msg_lrpid;
	127	compat_ulong_t __unused4;
	128	compat_ulong_t __unused5;
	129	};
	130
	131	struct compat_shmid64_ds {
	132	struct compat_ipc64_perm shm_perm;
d0b67de9 AB	133	unsigned int shm_atime_high;
	134	unsigned int shm_atime;
	135	unsigned int shm_dtime_high;
	136	unsigned int shm_dtime;
	137	unsigned int shm_ctime_high;
	138	unsigned int shm_ctime;
1da177e4 LT	139	unsigned int __unused4;
	140	compat_size_t shm_segsz;
	141	compat_pid_t shm_cpid;
	142	compat_pid_t shm_lpid;
	143	compat_ulong_t shm_nattch;
	144	compat_ulong_t __unused5;
	145	compat_ulong_t __unused6;
	146	};
	147
5b101740 RM	148	static inline int is_compat_task(void)
5b101740 RM	149	{
cab175f9	150	return is_32bit_task();
5b101740 RM	151	}
5b101740 RM	152
88ced031	153	#endif /* __KERNEL__ */
8882a4da	154	#endif /* _ASM_POWERPC_COMPAT_H */