#define _LINUX_NFS4_H
#include <linux/types.h>
-#include <linux/list.h>
+#define NFS4_BITMAP_SIZE 2
#define NFS4_VERIFIER_SIZE 8
+#define NFS4_STATEID_SIZE 16
#define NFS4_FHSIZE 128
#define NFS4_MAXPATHLEN PATH_MAX
#define NFS4_MAXNAMLEN NAME_MAX
+#define NFS4_OPAQUE_LIMIT 1024
+#define NFS4_MAX_SESSIONID_LEN 16
#define NFS4_ACCESS_READ 0x0001
#define NFS4_ACCESS_LOOKUP 0x0002
#define NFS4_OPEN_RESULT_CONFIRM 0x0002
#define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004
+#define NFS4_SHARE_ACCESS_MASK 0x000F
#define NFS4_SHARE_ACCESS_READ 0x0001
#define NFS4_SHARE_ACCESS_WRITE 0x0002
#define NFS4_SHARE_ACCESS_BOTH 0x0003
#define NFS4_SHARE_DENY_WRITE 0x0002
#define NFS4_SHARE_DENY_BOTH 0x0003
+/* nfs41 */
+#define NFS4_SHARE_WANT_MASK 0xFF00
+#define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000
+#define NFS4_SHARE_WANT_READ_DELEG 0x0100
+#define NFS4_SHARE_WANT_WRITE_DELEG 0x0200
+#define NFS4_SHARE_WANT_ANY_DELEG 0x0300
+#define NFS4_SHARE_WANT_NO_DELEG 0x0400
+#define NFS4_SHARE_WANT_CANCEL 0x0500
+
+#define NFS4_SHARE_WHEN_MASK 0xF0000
+#define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000
+#define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000
+
#define NFS4_SET_TO_SERVER_TIME 0
#define NFS4_SET_TO_CLIENT_TIME 1
#define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010
#define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020
#define NFS4_ACE_IDENTIFIER_GROUP 0x00000040
-#define NFS4_ACE_OWNER 0x00000080
-#define NFS4_ACE_GROUP 0x00000100
-#define NFS4_ACE_EVERYONE 0x00000200
#define NFS4_ACE_READ_DATA 0x00000001
#define NFS4_ACE_LIST_DIRECTORY 0x00000001
#define NFS4_ACE_GENERIC_EXECUTE 0x001200A0
#define NFS4_ACE_MASK_ALL 0x001F01FF
+#define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001
+#define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002
+#define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000
+#define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000
+#define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000
+#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000
+#define EXCHGID4_FLAG_CONFIRMED_R 0x80000000
+/*
+ * Since the validity of these bits depends on whether
+ * they're set in the argument or response, have separate
+ * invalid flag masks for arg (_A) and resp (_R).
+ */
+#define EXCHGID4_FLAG_MASK_A 0x40070003
+#define EXCHGID4_FLAG_MASK_R 0x80070003
+
+#define SEQ4_STATUS_CB_PATH_DOWN 0x00000001
+#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002
+#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004
+#define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008
+#define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010
+#define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020
+#define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040
+#define SEQ4_STATUS_LEASE_MOVED 0x00000080
+#define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100
+#define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200
+#define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400
+
+#define NFS4_MAX_UINT64 (~(u64)0)
+
+/* An NFS4 sessions server must support at least NFS4_MAX_OPS operations.
+ * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly.
+ */
+#define NFS4_MAX_OPS 8
+
+/* Our NFS4 client back channel server only wants the cb_sequene and the
+ * actual operation per compound
+ */
+#define NFS4_MAX_BACK_CHANNEL_OPS 2
+
enum nfs4_acl_whotype {
NFS4_ACL_WHO_NAMED = 0,
NFS4_ACL_WHO_OWNER,
NFS4_ACL_WHO_EVERYONE,
};
+#ifdef __KERNEL__
+#include <linux/list.h>
+
struct nfs4_ace {
uint32_t type;
uint32_t flag;
uint32_t access_mask;
int whotype;
uid_t who;
- struct list_head l_ace;
};
struct nfs4_acl {
uint32_t naces;
- struct list_head ace_head;
+ struct nfs4_ace aces[0];
};
typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier;
-typedef struct { char data[16]; } nfs4_stateid;
+typedef struct { char data[NFS4_STATEID_SIZE]; } nfs4_stateid;
enum nfs_opnum4 {
OP_ACCESS = 3,
OP_VERIFY = 37,
OP_WRITE = 38,
OP_RELEASE_LOCKOWNER = 39,
+
+ /* nfs41 */
+ OP_BACKCHANNEL_CTL = 40,
+ OP_BIND_CONN_TO_SESSION = 41,
+ OP_EXCHANGE_ID = 42,
+ OP_CREATE_SESSION = 43,
+ OP_DESTROY_SESSION = 44,
+ OP_FREE_STATEID = 45,
+ OP_GET_DIR_DELEGATION = 46,
+ OP_GETDEVICEINFO = 47,
+ OP_GETDEVICELIST = 48,
+ OP_LAYOUTCOMMIT = 49,
+ OP_LAYOUTGET = 50,
+ OP_LAYOUTRETURN = 51,
+ OP_SECINFO_NO_NAME = 52,
+ OP_SEQUENCE = 53,
+ OP_SET_SSV = 54,
+ OP_TEST_STATEID = 55,
+ OP_WANT_DELEGATION = 56,
+ OP_DESTROY_CLIENTID = 57,
+ OP_RECLAIM_COMPLETE = 58,
+
OP_ILLEGAL = 10044,
};
+/*Defining first and last NFS4 operations implemented.
+Needs to be updated if more operations are defined in future.*/
+
+#define FIRST_NFS4_OP OP_ACCESS
+#define LAST_NFS4_OP OP_RECLAIM_COMPLETE
+
enum nfsstat4 {
NFS4_OK = 0,
NFS4ERR_PERM = 1,
NFS4ERR_DEADLOCK = 10045,
NFS4ERR_FILE_OPEN = 10046,
NFS4ERR_ADMIN_REVOKED = 10047,
- NFS4ERR_CB_PATH_DOWN = 10048
+ NFS4ERR_CB_PATH_DOWN = 10048,
+
+ /* nfs41 */
+ NFS4ERR_BADIOMODE = 10049,
+ NFS4ERR_BADLAYOUT = 10050,
+ NFS4ERR_BAD_SESSION_DIGEST = 10051,
+ NFS4ERR_BADSESSION = 10052,
+ NFS4ERR_BADSLOT = 10053,
+ NFS4ERR_COMPLETE_ALREADY = 10054,
+ NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055,
+ NFS4ERR_DELEG_ALREADY_WANTED = 10056,
+ NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */
+ NFS4ERR_LAYOUTTRYLATER = 10058,
+ NFS4ERR_LAYOUTUNAVAILABLE = 10059,
+ NFS4ERR_NOMATCHING_LAYOUT = 10060,
+ NFS4ERR_RECALLCONFLICT = 10061,
+ NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062,
+ NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */
+ NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */
+ NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */
+ NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */
+ NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */
+ NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */
+ NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */
+ NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */
+ NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */
+ NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */
+ /* Error 10073 is unused. */
+ NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */
+ NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */
+ NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not origional */
+ NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */
+ NFS4ERR_DEADSESSION = 10078, /* persistent session dead */
+ NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */
+ NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */
+ NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */
+ NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */
+ NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */
+ NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */
+ NFS4ERR_REJECT_DELEG = 10085, /* on callback */
+ NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */
+ NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */
};
/*
enum createmode4 {
NFS4_CREATE_UNCHECKED = 0,
NFS4_CREATE_GUARDED = 1,
- NFS4_CREATE_EXCLUSIVE = 2
+ NFS4_CREATE_EXCLUSIVE = 2,
+ /*
+ * New to NFSv4.1. If session is persistent,
+ * GUARDED4 MUST be used. Otherwise, use
+ * EXCLUSIVE4_1 instead of EXCLUSIVE4.
+ */
+ NFS4_CREATE_EXCLUSIVE4_1 = 3
};
enum limit_by4 {
#define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9)
#define FATTR4_WORD0_LEASE_TIME (1UL << 10)
#define FATTR4_WORD0_RDATTR_ERROR (1UL << 11)
+/* Mandatory in NFSv4.1 */
+#define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11)
/* Recommended Attributes */
#define FATTR4_WORD0_ACL (1UL << 12)
#define NFSPROC4_NULL 0
#define NFSPROC4_COMPOUND 1
+#define NFS4_VERSION 4
#define NFS4_MINOR_VERSION 0
-#define NFS4_DEBUG 1
-#ifdef __KERNEL__
+#if defined(CONFIG_NFS_V4_1)
+#define NFS4_MAX_MINOR_VERSION 1
+#else
+#define NFS4_MAX_MINOR_VERSION 0
+#endif /* CONFIG_NFS_V4_1 */
+
+#define NFS4_DEBUG 1
/* Index of predefined Linux client operations */
NFSPROC4_CLNT_GETACL,
NFSPROC4_CLNT_SETACL,
NFSPROC4_CLNT_FS_LOCATIONS,
+
+ /* nfs41 */
+ NFSPROC4_CLNT_EXCHANGE_ID,
+ NFSPROC4_CLNT_CREATE_SESSION,
+ NFSPROC4_CLNT_DESTROY_SESSION,
+ NFSPROC4_CLNT_SEQUENCE,
+ NFSPROC4_CLNT_GET_LEASE_TIME,
+ NFSPROC4_CLNT_RECLAIM_COMPLETE,
+};
+
+/* nfs41 types */
+struct nfs4_sessionid {
+ unsigned char data[NFS4_MAX_SESSIONID_LEN];
+};
+
+/* Create Session Flags */
+#define SESSION4_PERSIST 0x001
+#define SESSION4_BACK_CHAN 0x002
+#define SESSION4_RDMA 0x004
+
+enum state_protect_how4 {
+ SP4_NONE = 0,
+ SP4_MACH_CRED = 1,
+ SP4_SSV = 2
};
#endif
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