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Diffstat (limited to 'include/uapi/linux/nfs_mount.h')
| -rw-r--r-- | include/uapi/linux/nfs_mount.h | 77 | 
1 files changed, 77 insertions, 0 deletions
diff --git a/include/uapi/linux/nfs_mount.h b/include/uapi/linux/nfs_mount.h new file mode 100644 index 00000000000..576bddd72e0 --- /dev/null +++ b/include/uapi/linux/nfs_mount.h @@ -0,0 +1,77 @@ +#ifndef _LINUX_NFS_MOUNT_H +#define _LINUX_NFS_MOUNT_H + +/* + *  linux/include/linux/nfs_mount.h + * + *  Copyright (C) 1992  Rick Sladkey + * + *  structure passed from user-space to kernel-space during an nfs mount + */ +#include <linux/in.h> +#include <linux/nfs.h> +#include <linux/nfs2.h> +#include <linux/nfs3.h> + +/* + * WARNING!  Do not delete or change the order of these fields.  If + * a new field is required then add it to the end.  The version field + * tracks which fields are present.  This will ensure some measure of + * mount-to-kernel version compatibility.  Some of these aren't used yet + * but here they are anyway. + */ +#define NFS_MOUNT_VERSION	6 +#define NFS_MAX_CONTEXT_LEN	256 + +struct nfs_mount_data { +	int		version;		/* 1 */ +	int		fd;			/* 1 */ +	struct nfs2_fh	old_root;		/* 1 */ +	int		flags;			/* 1 */ +	int		rsize;			/* 1 */ +	int		wsize;			/* 1 */ +	int		timeo;			/* 1 */ +	int		retrans;		/* 1 */ +	int		acregmin;		/* 1 */ +	int		acregmax;		/* 1 */ +	int		acdirmin;		/* 1 */ +	int		acdirmax;		/* 1 */ +	struct sockaddr_in addr;		/* 1 */ +	char		hostname[NFS_MAXNAMLEN + 1];		/* 1 */ +	int		namlen;			/* 2 */ +	unsigned int	bsize;			/* 3 */ +	struct nfs3_fh	root;			/* 4 */ +	int		pseudoflavor;		/* 5 */ +	char		context[NFS_MAX_CONTEXT_LEN + 1];	/* 6 */ +}; + +/* bits in the flags field visible to user space */ + +#define NFS_MOUNT_SOFT		0x0001	/* 1 */ +#define NFS_MOUNT_INTR		0x0002	/* 1 */ /* now unused, but ABI */ +#define NFS_MOUNT_SECURE	0x0004	/* 1 */ +#define NFS_MOUNT_POSIX		0x0008	/* 1 */ +#define NFS_MOUNT_NOCTO		0x0010	/* 1 */ +#define NFS_MOUNT_NOAC		0x0020	/* 1 */ +#define NFS_MOUNT_TCP		0x0040	/* 2 */ +#define NFS_MOUNT_VER3		0x0080	/* 3 */ +#define NFS_MOUNT_KERBEROS	0x0100	/* 3 */ +#define NFS_MOUNT_NONLM		0x0200	/* 3 */ +#define NFS_MOUNT_BROKEN_SUID	0x0400	/* 4 */ +#define NFS_MOUNT_NOACL		0x0800	/* 4 */ +#define NFS_MOUNT_STRICTLOCK	0x1000	/* reserved for NFSv4 */ +#define NFS_MOUNT_SECFLAVOUR	0x2000	/* 5 */ +#define NFS_MOUNT_NORDIRPLUS	0x4000	/* 5 */ +#define NFS_MOUNT_UNSHARED	0x8000	/* 5 */ +#define NFS_MOUNT_FLAGMASK	0xFFFF + +/* The following are for internal use only */ +#define NFS_MOUNT_LOOKUP_CACHE_NONEG	0x10000 +#define NFS_MOUNT_LOOKUP_CACHE_NONE	0x20000 +#define NFS_MOUNT_NORESVPORT		0x40000 +#define NFS_MOUNT_LEGACY_INTERFACE	0x80000 + +#define NFS_MOUNT_LOCAL_FLOCK	0x100000 +#define NFS_MOUNT_LOCAL_FCNTL	0x200000 + +#endif  |