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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 |