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01: #ifndef _LINUX_NFS4_MOUNT_H
02: #define _LINUX_NFS4_MOUNT_H
03: 
04: /*
05:  *  linux/include/linux/nfs4_mount.h
06:  *
07:  *  Copyright (C) 2002  Trond Myklebust
08:  *
09:  *  structure passed from user-space to kernel-space during an nfsv4 mount
10:  */
11: 
12: /*
13:  * WARNING!  Do not delete or change the order of these fields.  If
14:  * a new field is required then add it to the end.  The version field
15:  * tracks which fields are present.  This will ensure some measure of
16:  * mount-to-kernel version compatibility.  Some of these aren't used yet
17:  * but here they are anyway.
18:  */
19: #define NFS4_MOUNT_VERSION      1
20: 
21: struct nfs_string {
22:         unsigned int len;
23:         const char * data;
24: };
25: 
26: struct nfs4_mount_data {
27:         int version;                            /* 1 */
28:         int flags;                              /* 1 */
29:         int rsize;                              /* 1 */
30:         int wsize;                              /* 1 */
31:         int timeo;                              /* 1 */
32:         int retrans;                            /* 1 */
33:         int acregmin;                           /* 1 */
34:         int acregmax;                           /* 1 */
35:         int acdirmin;                           /* 1 */
36:         int acdirmax;                           /* 1 */
37: 
38:         /* see the definition of 'struct clientaddr4' in RFC3010 */
39:         struct nfs_string client_addr;          /* 1 */
40: 
41:         /* Mount path */
42:         struct nfs_string mnt_path;             /* 1 */
43: 
44:         /* Server details */
45:         struct nfs_string hostname;             /* 1 */
46:         /* Server IP address */
47:         unsigned int host_addrlen;              /* 1 */
48:         struct sockaddr * host_addr;    /* 1 */
49: 
50:         /* Transport protocol to use */
51:         int proto;                              /* 1 */
52: 
53:         /* Pseudo-flavours to use for authentication. See RFC2623 */
54:         int auth_flavourlen;                    /* 1 */
55:         int *auth_flavours;             /* 1 */
56: };
57: 
58: /* bits in the flags field */
59: /* Note: the fields that correspond to existing NFSv2/v3 mount options
60:  *       should mirror the values from include/linux/nfs_mount.h
61:  */
62: 
63: #define NFS4_MOUNT_SOFT         0x0001  /* 1 */
64: #define NFS4_MOUNT_INTR         0x0002  /* 1 */
65: #define NFS4_MOUNT_NOCTO        0x0010  /* 1 */
66: #define NFS4_MOUNT_NOAC         0x0020  /* 1 */
67: #define NFS4_MOUNT_STRICTLOCK   0x1000  /* 1 */
68: #define NFS4_MOUNT_UNSHARED     0x8000  /* 1 */
69: #define NFS4_MOUNT_FLAGMASK     0x9033
70: 
71: #endif
72: 

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