/*
- * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2016 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
#define NFS_TICKINTVL 5 /* Desired time for a tick (msec) */
#define NFS_HZ (hz / nfs_ticks) /* Ticks/sec */
-__private_extern__ int nfs_ticks;
+extern int nfs_ticks;
#define NFS_TIMEO (1 * NFS_HZ) /* Default timeout = 1 second */
#define NFS_MINTIMEO (1 * NFS_HZ) /* Min timeout to use */
#define NFS_MAXTIMEO (60 * NFS_HZ) /* Max timeout to backoff to */
#define NFS_MAXREXMIT 100 /* Stop counting after this many */
#define NFS_RETRANS 10 /* Num of retrans for soft mounts */
#define NFS_TRYLATERDEL 4 /* Initial try later delay (sec) */
-#define NFS_MAXGRPS 16 /* Max. size of groups list */
+#define NFS_MAXGRPS 16U /* Max. size of groups list */
#define NFS_MINATTRTIMO 5 /* Attribute cache timeout in sec */
#define NFS_MAXATTRTIMO 60
#define NFS_MINDIRATTRTIMO 5 /* directory attribute cache timeout in sec */
#define NFS_RSIZE NFS_RWSIZE /* Def. read data size <= 32K */
#define NFS_DGRAM_WSIZE 8192 /* UDP Def. write data size <= 8K */
#define NFS_DGRAM_RSIZE 8192 /* UDP Def. read data size <= 8K */
-#define NFS_READDIRSIZE 8192 /* Def. readdir size */
+#define NFS_READDIRSIZE 32768 /* Def. readdir size */
#define NFS_DEFRAHEAD 16 /* Def. read ahead # blocks */
#define NFS_MAXRAHEAD 128 /* Max. read ahead # blocks */
#define NFS_DEFMAXASYNCWRITES 128 /* Def. max # concurrent async write RPCs */
#define NFS_ASYNCTHREADMAXIDLE 60 /* Seconds before idle nfsiods are reaped */
#define NFS_DEFSTATFSRATELIMIT 10 /* Def. max # statfs RPCs per second */
#define NFS_REQUESTDELAY 10 /* ms interval to check request queue */
-#define NFSRV_DEADSOCKDELAY 5 /* Seconds before dead sockets are reaped */
#define NFSRV_MAXWGATHERDELAY 100 /* Max. write gather delay (msec) */
#ifndef NFSRV_WGATHERDELAY
#define NFSRV_WGATHERDELAY 1 /* Default write gather delay (msec) */
#endif
-#define NFS_DIRBLKSIZ 4096 /* Must be a multiple of DIRBLKSIZ */
+#define NFS_DIRBLKSIZ 4096 /* size of NFS directory buffers */
#if defined(KERNEL) && !defined(DIRBLKSIZ)
#define DIRBLKSIZ 512 /* XXX we used to use ufs's DIRBLKSIZ */
/* can't be larger than NFS_FABLKSIZE */
*/
#define NFS_CMPFH(n, f, s) \
((n)->n_fhsize == (s) && !bcmp((caddr_t)(n)->n_fhp, (caddr_t)(f), (s)))
-#define NFS_SRVMAXDATA(n) \
+#define NFSRV_NDMAXDATA(n) \
(((n)->nd_vers == NFS_VER3) ? (((n)->nd_nam2) ? \
- NFS_MAXDGRAMDATA : NFS_MAXDATA) : NFS_V2MAXDATA)
+ NFS_MAXDGRAMDATA : NFSRV_MAXDATA) : NFS_V2MAXDATA)
/*
* The IO_METASYNC flag should be implemented for local file systems.
* (These sizes are always a power of 2. If the kernel malloc() changes
* to one that does not allocate space in powers of 2 size, then this all
* becomes bunk!).
- * Note that some of these structures come out of there own nfs zones.
-*/
-#define NFS_NODEALLOC 512
-#define NFS_MNTALLOC 512
-#define NFS_SVCALLOC 256
+ * Note that some of these structures come out of their own nfs zones.
+ */
+#define NFS_NODEALLOC 1024
+#define NFS_MNTALLOC 1024
+#define NFS_SVCALLOC 512
+
+#define NFS_ARGSVERSION_XDR 88 /* NFS mount args are in XDR format */
+
+#define NFS_XDRARGS_VERSION_0 0
+#define NFS_MATTR_BITMAP_LEN 1 /* length of mount attributes bitmap */
+#define NFS_MFLAG_BITMAP_LEN 1 /* length of mount flags bitmap */
+
+/* NFS mount attributes */
+#define NFS_MATTR_FLAGS 0 /* mount flags (NFS_MATTR_*) */
+#define NFS_MATTR_NFS_VERSION 1 /* NFS protocol version */
+#define NFS_MATTR_NFS_MINOR_VERSION 2 /* NFS protocol minor version */
+#define NFS_MATTR_READ_SIZE 3 /* READ RPC size */
+#define NFS_MATTR_WRITE_SIZE 4 /* WRITE RPC size */
+#define NFS_MATTR_READDIR_SIZE 5 /* READDIR RPC size */
+#define NFS_MATTR_READAHEAD 6 /* block readahead count */
+#define NFS_MATTR_ATTRCACHE_REG_MIN 7 /* minimum attribute cache time */
+#define NFS_MATTR_ATTRCACHE_REG_MAX 8 /* maximum attribute cache time */
+#define NFS_MATTR_ATTRCACHE_DIR_MIN 9 /* minimum attribute cache time for dirs */
+#define NFS_MATTR_ATTRCACHE_DIR_MAX 10 /* maximum attribute cache time for dirs */
+#define NFS_MATTR_LOCK_MODE 11 /* advisory file locking mode (NFS_LOCK_MODE_*) */
+#define NFS_MATTR_SECURITY 12 /* RPC security flavors to use */
+#define NFS_MATTR_MAX_GROUP_LIST 13 /* max # of RPC AUTH_SYS groups */
+#define NFS_MATTR_SOCKET_TYPE 14 /* socket transport type as a netid-like string */
+#define NFS_MATTR_NFS_PORT 15 /* port # to use for NFS protocol */
+#define NFS_MATTR_MOUNT_PORT 16 /* port # to use for MOUNT protocol */
+#define NFS_MATTR_REQUEST_TIMEOUT 17 /* initial RPC request timeout value */
+#define NFS_MATTR_SOFT_RETRY_COUNT 18 /* max RPC retransmissions for soft mounts */
+#define NFS_MATTR_DEAD_TIMEOUT 19 /* how long until unresponsive mount is considered dead */
+#define NFS_MATTR_FH 20 /* file handle for mount directory */
+#define NFS_MATTR_FS_LOCATIONS 21 /* list of locations for the file system */
+#define NFS_MATTR_MNTFLAGS 22 /* VFS mount flags (MNT_*) */
+#define NFS_MATTR_MNTFROM 23 /* fixed string to use for "f_mntfromname" */
+#define NFS_MATTR_REALM 24 /* Realm to authenticate with */
+#define NFS_MATTR_PRINCIPAL 25 /* GSS principal to authenticate with */
+#define NFS_MATTR_SVCPRINCIPAL 26 /* GSS principal to authenticate to, the server principal */
+#define NFS_MATTR_NFS_VERSION_RANGE 27 /* Packed version range to try */
+#define NFS_MATTR_KERB_ETYPE 28 /* Enctype to use for kerberos mounts */
+
+/* NFS mount flags */
+#define NFS_MFLAG_SOFT 0 /* soft mount (requests fail if unresponsive) */
+#define NFS_MFLAG_INTR 1 /* allow operations to be interrupted */
+#define NFS_MFLAG_RESVPORT 2 /* use a reserved port */
+#define NFS_MFLAG_NOCONNECT 3 /* don't connect the socket (UDP) */
+#define NFS_MFLAG_DUMBTIMER 4 /* don't estimate RTT dynamically */
+#define NFS_MFLAG_CALLUMNT 5 /* call MOUNTPROC_UMNT on unmount */
+#define NFS_MFLAG_RDIRPLUS 6 /* request additional info when reading directories */
+#define NFS_MFLAG_NONEGNAMECACHE 7 /* don't do negative name caching */
+#define NFS_MFLAG_MUTEJUKEBOX 8 /* don't treat jukebox errors as unresponsive */
+#define NFS_MFLAG_EPHEMERAL 9 /* ephemeral (mirror) mount */
+#define NFS_MFLAG_NOCALLBACK 10 /* don't provide callback RPC service */
+#define NFS_MFLAG_NAMEDATTR 11 /* don't use named attributes */
+#define NFS_MFLAG_NOACL 12 /* don't support ACLs */
+#define NFS_MFLAG_ACLONLY 13 /* only support ACLs - not mode */
+#define NFS_MFLAG_NFC 14 /* send NFC strings */
+#define NFS_MFLAG_NOQUOTA 15 /* don't support QUOTA requests */
+#define NFS_MFLAG_MNTUDP 16 /* MOUNT protocol should use UDP */
+#define NFS_MFLAG_MNTQUICK 17 /* use short timeouts while mounting */
+
+/* Macros for packing and unpacking packed versions */
+#define PVER2MAJOR(M) ((uint32_t)(((M) >> 16) & 0xffff))
+#define PVER2MINOR(m) ((uint32_t)((m) & 0xffff))
+#define VER2PVER(M, m) ((uint32_t)((M) << 16) | ((m) & 0xffff))
+
+/* NFS advisory file locking modes */
+#define NFS_LOCK_MODE_ENABLED 0 /* advisory file locking enabled */
+#define NFS_LOCK_MODE_DISABLED 1 /* do not support advisory file locking */
+#define NFS_LOCK_MODE_LOCAL 2 /* perform advisory file locking locally */
+
+
+/* Supported encryption types for kerberos session keys */
+typedef enum nfs_supported_kerberos_etypes {
+ NFS_DES3_CBC_SHA1_KD = 16,
+ NFS_AES128_CTS_HMAC_SHA1_96 = 17,
+ NFS_AES256_CTS_HMAC_SHA1_96 = 18
+} nfs_supported_kerberos_etypes;
+
+/* Structure to hold an array of kerberos enctypes to allow on a mount */
+#define NFS_MAX_ETYPES 3
+struct nfs_etype {
+ uint32_t count;
+ uint32_t selected; /* index in etypes that is being used. Set to count if nothing has been selected */
+ nfs_supported_kerberos_etypes etypes[NFS_MAX_ETYPES];
+};
/*
- * Arguments to mount NFS
+ * Old-style arguments to mount NFS
*/
-#define NFS_ARGSVERSION 5 /* change when nfs_args changes */
+#define NFS_ARGSVERSION 6 /* change when nfs_args changes */
struct nfs_args {
int version; /* args structure version number */
+#ifdef KERNEL
+ user32_addr_t addr; /* file server address */
+#else
struct sockaddr *addr; /* file server address */
+#endif
int addrlen; /* length of address */
int sotype; /* Socket type */
int proto; /* and Protocol */
+#ifdef KERNEL
+ user32_addr_t fh; /* File handle to be mounted */
+#else
u_char *fh; /* File handle to be mounted */
+#endif
int fhsize; /* Size, in bytes, of fh */
int flags; /* flags */
int wsize; /* write size in bytes */
int readahead; /* # of blocks to readahead */
int leaseterm; /* obsolete: Term (sec) of lease */
int deadthresh; /* obsolete: Retrans threshold */
+#ifdef KERNEL
+ user32_addr_t hostname; /* server's name */
+#else
char *hostname; /* server's name */
+#endif
/* NFS_ARGSVERSION 3 ends here */
int acregmin; /* reg file min attr cache timeout */
int acregmax; /* reg file max attr cache timeout */
int acdirmax; /* dir max attr cache timeout */
/* NFS_ARGSVERSION 4 ends here */
uint32_t auth; /* security mechanism flavor */
-};
-struct nfs_args4 {
- int version; /* args structure version number */
- struct sockaddr *addr; /* file server address */
- int addrlen; /* length of address */
- int sotype; /* Socket type */
- int proto; /* and Protocol */
- u_char *fh; /* File handle to be mounted */
- int fhsize; /* Size, in bytes, of fh */
- int flags; /* flags */
- int wsize; /* write size in bytes */
- int rsize; /* read size in bytes */
- int readdirsize; /* readdir size in bytes */
- int timeo; /* initial timeout in .1 secs */
- int retrans; /* times to retry send */
- int maxgrouplist; /* Max. size of group list */
- int readahead; /* # of blocks to readahead */
- int leaseterm; /* obsolete: Term (sec) of lease */
- int deadthresh; /* obsolete: Retrans threshold */
- char *hostname; /* server's name */
- /* NFS_ARGSVERSION 3 ends here */
- int acregmin; /* reg file min attr cache timeout */
- int acregmax; /* reg file max attr cache timeout */
- int acdirmin; /* dir min attr cache timeout */
- int acdirmax; /* dir max attr cache timeout */
+ /* NFS_ARGSVERSION 5 ends here */
+ uint32_t deadtimeout; /* secs until unresponsive mount considered dead */
};
-struct nfs_args3 {
- int version; /* args structure version number */
- struct sockaddr *addr; /* file server address */
- int addrlen; /* length of address */
- int sotype; /* Socket type */
- int proto; /* and Protocol */
- u_char *fh; /* File handle to be mounted */
- int fhsize; /* Size, in bytes, of fh */
- int flags; /* flags */
- int wsize; /* write size in bytes */
- int rsize; /* read size in bytes */
- int readdirsize; /* readdir size in bytes */
- int timeo; /* initial timeout in .1 secs */
- int retrans; /* times to retry send */
- int maxgrouplist; /* Max. size of group list */
- int readahead; /* # of blocks to readahead */
- int leaseterm; /* obsolete: Term (sec) of lease */
- int deadthresh; /* obsolete: Retrans threshold */
- char *hostname; /* server's name */
-};
+/* incremental size additions in each version of nfs_args */
+#define NFS_ARGSVERSION4_INCSIZE (4 * sizeof(int))
+#define NFS_ARGSVERSION5_INCSIZE (sizeof(uint32_t))
+#define NFS_ARGSVERSION6_INCSIZE (sizeof(uint32_t))
#ifdef KERNEL
/* LP64 version of nfs_args. all pointers and longs
int acdirmax; /* dir max attr cache timeout */
/* NFS_ARGSVERSION 4 ends here */
uint32_t auth; /* security mechanism flavor */
+ /* NFS_ARGSVERSION 5 ends here */
+ uint32_t deadtimeout; /* secs until unresponsive mount considered dead */
};
-struct user_nfs_args4 {
- int version; /* args structure version number */
- user_addr_t addr __attribute((aligned(8))); /* file server address */
- int addrlen; /* length of address */
- int sotype; /* Socket type */
- int proto; /* and Protocol */
- user_addr_t fh __attribute((aligned(8))); /* File handle to be mounted */
- int fhsize; /* Size, in bytes, of fh */
- int flags; /* flags */
- int wsize; /* write size in bytes */
- int rsize; /* read size in bytes */
- int readdirsize; /* readdir size in bytes */
- int timeo; /* initial timeout in .1 secs */
- int retrans; /* times to retry send */
- int maxgrouplist; /* Max. size of group list */
- int readahead; /* # of blocks to readahead */
- int leaseterm; /* obsolete: Term (sec) of lease */
- int deadthresh; /* obsolete: Retrans threshold */
- user_addr_t hostname __attribute((aligned(8))); /* server's name */
- /* NFS_ARGSVERSION 3 ends here */
- int acregmin; /* reg file min attr cache timeout */
- int acregmax; /* reg file max attr cache timeout */
- int acdirmin; /* dir min attr cache timeout */
- int acdirmax; /* dir max attr cache timeout */
-};
-struct user_nfs_args3 {
- int version; /* args structure version number */
- user_addr_t addr __attribute((aligned(8))); /* file server address */
- int addrlen; /* length of address */
- int sotype; /* Socket type */
- int proto; /* and Protocol */
- user_addr_t fh __attribute((aligned(8))); /* File handle to be mounted */
- int fhsize; /* Size, in bytes, of fh */
- int flags; /* flags */
- int wsize; /* write size in bytes */
- int rsize; /* read size in bytes */
- int readdirsize; /* readdir size in bytes */
- int timeo; /* initial timeout in .1 secs */
- int retrans; /* times to retry send */
- int maxgrouplist; /* Max. size of group list */
- int readahead; /* # of blocks to readahead */
- int leaseterm; /* obsolete: Term (sec) of lease */
- int deadthresh; /* obsolete: Retrans threshold */
- user_addr_t hostname __attribute((aligned(8))); /* server's name */
-};
-
#endif // KERNEL
/*
- * NFS mount option flags
+ * Old-style NFS mount option flags
*/
#define NFSMNT_SOFT 0x00000001 /* soft mount (hard is default) */
#define NFSMNT_WSIZE 0x00000002 /* set write size */
#define NFSMNT_NFSV3 0x00000200 /* Use NFS Version 3 protocol */
#define NFSMNT_NFSV4 0x00000400 /* Use NFS Version 4 protocol */
#define NFSMNT_DUMBTIMR 0x00000800 /* Don't estimate rtt dynamically */
-// #define NFSMNT_UNUSED 0x00001000 /* unused */
+#define NFSMNT_DEADTIMEOUT 0x00001000 /* unmount after a period of unresponsiveness */
#define NFSMNT_READAHEAD 0x00002000 /* set read ahead */
-// #define NFSMNT_UNUSED 0x00004000 /* unused */
+#define NFSMNT_CALLUMNT 0x00004000 /* call MOUNTPROC_UMNT on unmount */
#define NFSMNT_RESVPORT 0x00008000 /* Allocate a reserved port */
#define NFSMNT_RDIRPLUS 0x00010000 /* Use Readdirplus for V3 */
#define NFSMNT_READDIRSIZE 0x00020000 /* Set readdir size */
#define NFSMNT_ACDIRMIN 0x00400000 /* dir min attr cache timeout */
#define NFSMNT_ACDIRMAX 0x00800000 /* dir max attr cache timeout */
#define NFSMNT_SECFLAVOR 0x01000000 /* Use security flavor */
-#define NFSMNT_SECGIVEN 0x02000000 /* A sec= mount option was given */
+#define NFSMNT_SECSYSOK 0x02000000 /* Server can support auth sys */
+#define NFSMNT_MUTEJUKEBOX 0x04000000 /* don't treat jukebox errors as unresponsive */
+#define NFSMNT_NOQUOTA 0x08000000 /* don't support QUOTA requests */
+
+
+/*
+ * fs.nfs sysctl(3) NFS_MOUNTINFO defines
+ */
+#define NFS_MOUNT_INFO_VERSION 0 /* nfsstat mount information version */
+#define NFS_MIATTR_BITMAP_LEN 1 /* length of mount info attributes bitmap */
+#define NFS_MIFLAG_BITMAP_LEN 1 /* length of mount info flags bitmap */
+
+/* NFS mount info attributes */
+#define NFS_MIATTR_FLAGS 0 /* mount info flags bitmap (MIFLAG_*) */
+#define NFS_MIATTR_ORIG_ARGS 1 /* original mount args passed into mount call */
+#define NFS_MIATTR_CUR_ARGS 2 /* current mount args values */
+#define NFS_MIATTR_CUR_LOC_INDEX 3 /* current fs location index */
+
+/* NFS mount info flags */
+#define NFS_MIFLAG_DEAD 0 /* mount is dead */
+#define NFS_MIFLAG_NOTRESP 1 /* server is unresponsive */
+#define NFS_MIFLAG_RECOVERY 2 /* mount in recovery */
+
/*
* Structures for the nfssvc(2) syscall. Not that anyone but nfsd
*/
struct nfsd_args {
int sock; /* Socket to serve */
+#ifdef KERNEL
+ user32_addr_t name; /* Client addr for connection based sockets */
+#else
caddr_t name; /* Client addr for connection based sockets */
+#endif
int namelen; /* Length of name */
};
struct nfs_export_args {
uint32_t nxa_fsid; /* export FS ID */
uint32_t nxa_expid; /* export ID */
+#ifdef KERNEL
+ user32_addr_t nxa_fspath; /* export FS path */
+ user32_addr_t nxa_exppath; /* export sub-path */
+#else
char *nxa_fspath; /* export FS path */
char *nxa_exppath; /* export sub-path */
+#endif
uint32_t nxa_flags; /* export arg flags */
uint32_t nxa_netcount; /* #entries in ex_nets array */
+#ifdef KERNEL
+ user32_addr_t nxa_nets; /* array of net args */
+#else
struct nfs_export_net_args *nxa_nets; /* array of net args */
+#endif
};
#ifdef KERNEL
#define NXA_REPLACE 0x0003 /* delete and add the specified export(s) */
#define NXA_DELETE_ALL 0x0004 /* delete all exports */
#define NXA_OFFLINE 0x0008 /* export is offline */
+#define NXA_CHECK 0x0010 /* check if exportable */
/* export option flags */
#define NX_READONLY 0x0001 /* exported read-only */
#define NX_MAPALL 0x0008 /* map all access to anon credential */
#define NX_32BITCLIENTS 0x0020 /* restrict directory cookies to 32 bits */
#define NX_OFFLINE 0x0040 /* export is offline */
+#define NX_MANGLEDNAMES 0x0080 /* export will return mangled names for names > 255 bytes */
/*
* fs.nfs sysctl(3) export stats record structures
struct nfsstatcount64 ops; /* Count of NFS Requests received for this export */
struct nfsstatcount64 bytes_read; /* Count of bytes read from this export */
struct nfsstatcount64 bytes_written; /* Count of bytes written to his export */
-}__attribute__((__packed__));
+};
/* Macro for updating nfs export stat counters */
#define NFSStatAdd64(PTR, VAL) \
do { \
uint32_t NFSSA_OldValue = \
- OSAddAtomic((VAL), (SInt32*)&(PTR)->lo); \
+ OSAddAtomic((VAL), &(PTR)->lo); \
if ((NFSSA_OldValue + (VAL)) < NFSSA_OldValue) \
- OSAddAtomic(1, (SInt32*)&(PTR)->hi); \
+ OSAddAtomic(1, &(PTR)->hi); \
} while (0)
/* Some defines for dealing with active user list stats */
#define NFSRV_USER_STAT_DEF_IDLE_SEC 7200 /* default idle seconds (node no longer considered active) */
/* active user list globals */
-__private_extern__ uint32_t nfsrv_user_stat_enabled; /* enable/disable active user list */
-__private_extern__ uint32_t nfsrv_user_stat_node_count; /* current count of user stat nodes */
-__private_extern__ uint32_t nfsrv_user_stat_max_idle_sec; /* idle seconds (node no longer considered active) */
-__private_extern__ uint32_t nfsrv_user_stat_max_nodes; /* active user list size limit */
-__private_extern__ lck_grp_t *nfsrv_active_user_mutex_group;
+extern uint32_t nfsrv_user_stat_enabled; /* enable/disable active user list */
+extern uint32_t nfsrv_user_stat_node_count; /* current count of user stat nodes */
+extern uint32_t nfsrv_user_stat_max_idle_sec; /* idle seconds (node no longer considered active) */
+extern uint32_t nfsrv_user_stat_max_nodes; /* active user list size limit */
+extern lck_grp_t *nfsrv_active_user_mutex_group;
/* An active user node represented in the kernel */
struct nfs_user_stat_node {
LIST_HEAD(,nfs_export) nxfs_exports; /* list of exports for this file system */
};
-__private_extern__ LIST_HEAD(nfsrv_expfs_list, nfs_exportfs) nfsrv_exports;
-__private_extern__ lck_rw_t nfsrv_export_rwlock; // lock for export data structures
+extern LIST_HEAD(nfsrv_expfs_list, nfs_exportfs) nfsrv_exports;
+extern lck_rw_t nfsrv_export_rwlock; // lock for export data structures
+#define NFSRVEXPHASHSZ 64
#define NFSRVEXPHASHVAL(FSID, EXPID) \
(((FSID) >> 24) ^ ((FSID) >> 16) ^ ((FSID) >> 8) ^ (EXPID))
#define NFSRVEXPHASH(FSID, EXPID) \
(&nfsrv_export_hashtbl[NFSRVEXPHASHVAL((FSID),(EXPID)) & nfsrv_export_hash])
-__private_extern__ LIST_HEAD(nfsrv_export_hashhead, nfs_export) *nfsrv_export_hashtbl;
-__private_extern__ u_long nfsrv_export_hash;
+extern LIST_HEAD(nfsrv_export_hashhead, nfs_export) *nfsrv_export_hashtbl;
+extern u_long nfsrv_export_hash;
+#if CONFIG_FSE
/*
* NFS server file mod fsevents
*/
};
#define NFSRVFMODHASHSZ 128
-#define NFSRVFMODHASH(vp) (((u_long) vp) & nfsrv_fmod_hash)
-__private_extern__ LIST_HEAD(nfsrv_fmod_hashhead, nfsrv_fmod) *nfsrv_fmod_hashtbl;
-__private_extern__ u_long nfsrv_fmod_hash;
-__private_extern__ lck_mtx_t *nfsrv_fmod_mutex;
-__private_extern__ int nfsrv_fmod_pending, nfsrv_fsevents_enabled;
-__private_extern__ int nfsrv_async, nfsrv_reqcache_size, nfsrv_sock_max_rec_queue_length;
+#define NFSRVFMODHASH(vp) (((uintptr_t) vp) & nfsrv_fmod_hash)
+extern LIST_HEAD(nfsrv_fmod_hashhead, nfsrv_fmod) *nfsrv_fmod_hashtbl;
+extern u_long nfsrv_fmod_hash;
+extern lck_mtx_t *nfsrv_fmod_mutex;
+extern int nfsrv_fmod_pending, nfsrv_fsevents_enabled;
+#endif
-__private_extern__ struct nfsstats nfsstats;
+extern int nfsrv_async, nfsrv_export_hash_size,
+ nfsrv_reqcache_size, nfsrv_sock_max_rec_queue_length;
+extern uint32_t nfsrv_gss_context_ttl;
+extern struct nfsstats nfsstats;
+#define NFS_UC_Q_DEBUG
+#ifdef NFS_UC_Q_DEBUG
+extern int nfsrv_uc_use_proxy;
+extern uint32_t nfsrv_uc_queue_limit;
+extern uint32_t nfsrv_uc_queue_max_seen;
+extern volatile uint32_t nfsrv_uc_queue_count;
+#endif
#endif // KERNEL
* Stats structure
*/
struct nfsstats {
- int attrcache_hits;
- int attrcache_misses;
- int lookupcache_hits;
- int lookupcache_misses;
- int direofcache_hits;
- int direofcache_misses;
- int biocache_reads;
- int read_bios;
- int read_physios;
- int biocache_writes;
- int write_bios;
- int write_physios;
- int biocache_readlinks;
- int readlink_bios;
- int biocache_readdirs;
- int readdir_bios;
- int rpccnt[NFS_NPROCS];
- int rpcretries;
- int srvrpccnt[NFS_NPROCS];
- int srvrpc_errs;
- int srv_errs;
- int rpcrequests;
- int rpctimeouts;
- int rpcunexpected;
- int rpcinvalid;
- int srvcache_inproghits;
- int srvcache_idemdonehits;
- int srvcache_nonidemdonehits;
- int srvcache_misses;
- int srvvop_writes;
- int pageins;
- int pageouts;
+ uint64_t attrcache_hits;
+ uint64_t attrcache_misses;
+ uint64_t lookupcache_hits;
+ uint64_t lookupcache_misses;
+ uint64_t direofcache_hits;
+ uint64_t direofcache_misses;
+ uint64_t biocache_reads;
+ uint64_t read_bios;
+ uint64_t read_physios;
+ uint64_t biocache_writes;
+ uint64_t write_bios;
+ uint64_t write_physios;
+ uint64_t biocache_readlinks;
+ uint64_t readlink_bios;
+ uint64_t biocache_readdirs;
+ uint64_t readdir_bios;
+ uint64_t rpccnt[NFS_NPROCS];
+ uint64_t rpcretries;
+ uint64_t srvrpccnt[NFS_NPROCS];
+ uint64_t srvrpc_errs;
+ uint64_t srv_errs;
+ uint64_t rpcrequests;
+ uint64_t rpctimeouts;
+ uint64_t rpcunexpected;
+ uint64_t rpcinvalid;
+ uint64_t srvcache_inproghits;
+ uint64_t srvcache_idemdonehits;
+ uint64_t srvcache_nonidemdonehits;
+ uint64_t srvcache_misses;
+ uint64_t srvvop_writes;
+ uint64_t pageins;
+ uint64_t pageouts;
};
#endif
* Flags for nfsclnt() system call.
*/
#define NFSCLNT_LOCKDANS 0x200
+#define NFSCLNT_LOCKDNOTIFY 0x400
+#define NFSCLNT_TESTIDMAP 0x001
+
+#include <sys/_types/_guid_t.h> /* for guid_t below */
+#define MAXIDNAMELEN 1024
+struct nfs_testmapid {
+ uint32_t ntm_lookup; /* lookup name 2 id or id 2 name */
+ uint32_t ntm_grpflag; /* Is this a group or user maping */
+ uint32_t ntm_id; /* id to map or return */
+ uint32_t pad;
+ guid_t ntm_guid; /* intermidiate guid used in conversion */
+ char ntm_name[MAXIDNAMELEN]; /* name to map or return */
+};
+
+#define NTM_ID2NAME 0
+#define NTM_NAME2ID 1
+#define NTM_NAME2GUID 2
+#define NTM_GUID2NAME 3
/*
* fs.nfs sysctl(3) identifiers
#define NFS_EXPORTSTATS 3 /* gets exported directory stats */
#define NFS_USERSTATS 4 /* gets exported directory active user stats */
#define NFS_USERCOUNT 5 /* gets current count of active nfs users */
+#define NFS_MOUNTINFO 6 /* gets information about an NFS mount */
#ifndef NFS_WDELAYHASHSIZ
#define NFS_WDELAYHASHSIZ 16 /* and with this */
MALLOC_DECLARE(M_NFSBIGFH);
#endif
-struct uio; struct vnode_attr; struct nameidata; struct dqblk; /* XXX */
+struct vnode_attr; struct nameidata; struct dqblk; struct sockaddr_in; /* XXX */
struct nfsbuf;
struct nfs_vattr;
struct nfs_fsattr;
struct nfsnode;
typedef struct nfsnode * nfsnode_t;
+struct nfs_open_owner;
+struct nfs_open_file;
+struct nfs_lock_owner;
+struct nfs_file_lock;
struct nfsreq;
+struct nfs_rpc_record_state;
+struct nfs_fs_locations;
+struct nfs_location_index;
+struct nfs_socket;
+struct nfs_socket_search;
+struct nfsrv_uc_arg;
/*
* The set of signals the interrupt an I/O in progress for NFSMNT_INT mounts.
#define NFSINT_SIGMASK (sigmask(SIGINT)|sigmask(SIGTERM)|sigmask(SIGKILL)| \
sigmask(SIGHUP)|sigmask(SIGQUIT))
-__private_extern__ size_t nfs_mbuf_mhlen, nfs_mbuf_minclsize;
+extern size_t nfs_mbuf_mhlen, nfs_mbuf_minclsize;
/*
* NFS mbuf chain structure used for managing the building/dissection of RPCs
struct nfsreq_cbinfo {
void (*rcb_func)(struct nfsreq *); /* async request callback function */
struct nfsbuf *rcb_bp; /* buffer I/O RPC is for */
- uint32_t rcb_args[2]; /* additional callback args */
+ uint32_t rcb_args[3]; /* additional callback args */
+};
+
+/*
+ * Arguments to use if a request needs to call SECINFO to handle a WRONGSEC error
+ *
+ * If only node is set, use the parent file handle and this node's name; otherwise,
+ * use any file handle and name provided.
+ */
+struct nfsreq_secinfo_args {
+ nfsnode_t rsia_np; /* the node */
+ const char *rsia_name; /* alternate name string */
+ u_char *rsia_fh; /* alternate file handle */
+ uint32_t rsia_namelen; /* length of string */
+ uint32_t rsia_fhsize; /* length of fh */
};
+#define NFSREQ_SECINFO_SET(SI, NP, FH, FHSIZE, NAME, NAMELEN) \
+ do { \
+ (SI)->rsia_np = (NP); \
+ (SI)->rsia_fh = (FH); \
+ (SI)->rsia_fhsize = (FHSIZE); \
+ (SI)->rsia_name = (NAME); \
+ (SI)->rsia_namelen = (NAMELEN); \
+ } while (0)
/*
* NFS outstanding request list element
struct nfsmount *r_nmp; /* NFS mount point */
uint64_t r_xid; /* RPC transaction ID */
uint32_t r_procnum; /* NFS procedure number */
- u_long r_mreqlen; /* request length */
+ uint32_t r_mreqlen; /* request length */
int r_flags; /* flags on request, see below */
int r_lflags; /* flags protected by list mutex, see below */
int r_refs; /* # outstanding references */
int r_rtt; /* RTT for rpc */
thread_t r_thread; /* thread that did I/O system call */
kauth_cred_t r_cred; /* credential used for request */
- long r_start; /* request start time */
- long r_lastmsg; /* time of last tprintf */
- long r_resendtime; /* time of next jukebox error resend */
+ time_t r_start; /* request start time */
+ time_t r_lastmsg; /* time of last tprintf */
+ time_t r_resendtime; /* time of next jukebox error resend */
struct nfs_gss_clnt_ctx *r_gss_ctx; /* RPCSEC_GSS context */
SLIST_HEAD(, gss_seq) r_gss_seqlist; /* RPCSEC_GSS sequence numbers */
uint32_t r_gss_argoff; /* RPCSEC_GSS offset to args */
uint32_t r_gss_arglen; /* RPCSEC_GSS arg length */
+ uint32_t r_auth; /* security flavor request sent with */
+ uint32_t *r_wrongsec; /* wrongsec: other flavors to try */
int r_error; /* request error */
struct nfsreq_cbinfo r_callback; /* callback info */
+ struct nfsreq_secinfo_args r_secinfo; /* secinfo args */
};
/*
* Queue head for nfsreq's
*/
TAILQ_HEAD(nfs_reqqhead, nfsreq);
-__private_extern__ struct nfs_reqqhead nfs_reqq;
-__private_extern__ lck_grp_t *nfs_request_grp;
+extern struct nfs_reqqhead nfs_reqq;
+extern lck_grp_t *nfs_request_grp;
#define R_XID32(x) ((x) & 0xffffffff)
-#define NFSREQNOLIST ((struct nfsreq *)0xdeadbeef) /* sentinel value for nfsreq lists */
+#define NFSNOLIST ((void *)0x0badcafe) /* sentinel value for nfs lists */
+#define NFSREQNOLIST NFSNOLIST /* sentinel value for nfsreq lists */
/* Flag values for r_flags */
-#define R_TIMING 0x0001 /* timing request (in mntp) */
-#define R_CWND 0x0002 /* request accounted for in congestion window */
-#define R_SOFTTERM 0x0004 /* request terminated (e.g. soft mnt) */
-#define R_RESTART 0x0008 /* RPC should be restarted. */
-#define R_INITTED 0x0010 /* request has been initialized */
-#define R_TPRINTFMSG 0x0020 /* Did a tprintf msg. */
-#define R_MUSTRESEND 0x0040 /* Must resend request */
-#define R_ALLOCATED 0x0080 /* request was allocated */
-#define R_SENT 0x0100 /* request has been sent */
-#define R_WAITSENT 0x0200 /* someone is waiting for request to be sent */
-#define R_RESENDERR 0x0400 /* resend failed */
-#define R_JBTPRINTFMSG 0x0800 /* Did a tprintf msg for jukebox error */
-#define R_ASYNC 0x1000 /* async request */
-#define R_ASYNCWAIT 0x2000 /* async request now being waited on */
-#define R_RESENDQ 0x4000 /* async request currently on resendq */
-
-#define R_SETUP 0x8000 /* a setup RPC - during (re)connection */
-#define R_OPTMASK 0x8000 /* mask of all RPC option flags */
+#define R_TIMING 0x00000001 /* timing request (in mntp) */
+#define R_CWND 0x00000002 /* request accounted for in congestion window */
+#define R_SOFTTERM 0x00000004 /* request terminated (e.g. soft mnt) */
+#define R_RESTART 0x00000008 /* RPC should be restarted. */
+#define R_INITTED 0x00000010 /* request has been initialized */
+#define R_TPRINTFMSG 0x00000020 /* Did a tprintf msg. */
+#define R_MUSTRESEND 0x00000040 /* Must resend request */
+#define R_ALLOCATED 0x00000080 /* request was allocated */
+#define R_SENT 0x00000100 /* request has been sent */
+#define R_WAITSENT 0x00000200 /* someone is waiting for request to be sent */
+#define R_RESENDERR 0x00000400 /* resend failed */
+#define R_JBTPRINTFMSG 0x00000800 /* Did a tprintf msg for jukebox error */
+#define R_ASYNC 0x00001000 /* async request */
+#define R_ASYNCWAIT 0x00002000 /* async request now being waited on */
+#define R_RESENDQ 0x00004000 /* async request currently on resendq */
+#define R_SENDING 0x00008000 /* request currently being sent */
+#define R_SOFT 0x00010000 /* request is soft - don't retry or reconnect */
+#define R_IOD 0x00020000 /* request is being managed by an IOD */
+
+#define R_NOINTR 0x20000000 /* request should not be interupted by a signal */
+#define R_RECOVER 0x40000000 /* a state recovery RPC - during NFSSTA_RECOVER */
+#define R_SETUP 0x80000000 /* a setup RPC - during (re)connection */
+#define R_OPTMASK 0xe0000000 /* mask of all RPC option flags */
/* Flag values for r_lflags */
#define RL_BUSY 0x0001 /* Locked. */
#define RL_WAITING 0x0002 /* Someone waiting for lock. */
#define RL_QUEUED 0x0004 /* request is on the queue */
-__private_extern__ u_long nfs_xid, nfs_xidwrap;
-__private_extern__ int nfs_iosize, nfs_access_cache_timeout, nfs_allow_async, nfs_statfs_rate_limit;
-__private_extern__ int nfs_lockd_mounts, nfs_lockd_request_sent;
-__private_extern__ int nfs_tprintf_initial_delay, nfs_tprintf_delay;
-__private_extern__ int nfsiod_thread_count, nfsiod_thread_max, nfs_max_async_writes;
+extern u_int32_t nfs_xid, nfs_xidwrap;
+extern int nfs_iosize, nfs_allow_async, nfs_statfs_rate_limit;
+extern int nfs_access_cache_timeout, nfs_access_delete, nfs_access_dotzfs, nfs_access_for_getattr;
+extern int nfs_lockd_mounts, nfs_lockd_request_sent;
+extern int nfs_tprintf_initial_delay, nfs_tprintf_delay;
+extern int nfsiod_thread_count, nfsiod_thread_max, nfs_max_async_writes;
+extern int nfs_idmap_ctrl, nfs_callback_port;
+extern int nfs_is_mobile, nfs_readlink_nocache, nfs_root_steals_ctx;
+extern uint32_t nfs_squishy_flags;
+extern uint32_t nfs_debug_ctl;
+
+/* bits for nfs_idmap_ctrl: */
+#define NFS_IDMAP_CTRL_USE_IDMAP_SERVICE 0x00000001 /* use the ID mapping service */
+#define NFS_IDMAP_CTRL_FALLBACK_NO_COMMON_IDS 0x00000002 /* fallback should NOT handle common IDs like "root" and "nobody" */
+#define NFS_IDMAP_CTRL_LOG_FAILED_MAPPINGS 0x00000020 /* log failed ID mapping attempts */
+#define NFS_IDMAP_CTRL_LOG_SUCCESSFUL_MAPPINGS 0x00000040 /* log successful ID mapping attempts */
#define NFSIOD_MAX (MIN(nfsiod_thread_max, NFS_MAXASYNCTHREAD))
char du_smallname[48]; /* buffer for small names */
};
-/*
- * Network address hash list element
- */
-union nethostaddr {
- u_long had_inetaddr;
- mbuf_t had_nam;
-};
-
/*
* One nfsrv_sock structure is maintained for each socket the
* server is servicing requests on.
TAILQ_ENTRY(nfsrv_sock) ns_chain; /* List of all nfsrv_sock's */
TAILQ_ENTRY(nfsrv_sock) ns_svcq; /* List of sockets needing servicing */
TAILQ_ENTRY(nfsrv_sock) ns_wgq; /* List of sockets with a pending write gather */
+ struct nfsrv_uc_arg *ns_ua; /* Opaque pointer to upcall */
lck_rw_t ns_rwlock; /* lock for most fields */
socket_t ns_so;
mbuf_t ns_nam;
int ns_cc;
int ns_reclen;
int ns_reccnt;
- u_long ns_sref;
+ u_int32_t ns_sref;
time_t ns_timestamp; /* socket timestamp */
lck_mtx_t ns_wgmutex; /* mutex for write gather fields */
u_quad_t ns_wgtime; /* next Write deadline (usec) */
#define SLPNOLIST ((struct nfsrv_sock *)0xdeadbeef) /* sentinel value for sockets not in the nfsrv_sockwg list */
-__private_extern__ struct nfsrv_sock *nfsrv_udpsock;
+extern struct nfsrv_sock *nfsrv_udpsock, *nfsrv_udp6sock;
/*
* global NFS server socket lists:
* nfsrv_sockwork - sockets being worked on which may have more work to do (ns_svcq)
* nfsrv_sockwg - sockets with pending write gather input (ns_wgq)
*/
-__private_extern__ TAILQ_HEAD(nfsrv_sockhead, nfsrv_sock) nfsrv_socklist, nfsrv_deadsocklist,
- nfsrv_sockwg, nfsrv_sockwait, nfsrv_sockwork;
+extern TAILQ_HEAD(nfsrv_sockhead, nfsrv_sock) nfsrv_socklist, nfsrv_sockwg,
+ nfsrv_sockwait, nfsrv_sockwork;
/* lock groups for nfsrv_sock's */
-__private_extern__ lck_grp_t *nfsrv_slp_rwlock_group;
-__private_extern__ lck_grp_t *nfsrv_slp_mutex_group;
+extern lck_grp_t *nfsrv_slp_rwlock_group;
+extern lck_grp_t *nfsrv_slp_mutex_group;
/*
* One of these structures is allocated for each nfsd.
int nd_vers; /* NFS version */
int nd_len; /* Length of this write */
int nd_repstat; /* Reply status */
- u_long nd_retxid; /* Reply xid */
+ u_int32_t nd_retxid; /* Reply xid */
struct timeval nd_starttime; /* Time RPC initiated */
struct nfs_filehandle nd_fh; /* File handle */
uint32_t nd_sec; /* Security flavor */
kauth_cred_t nd_cr; /* Credentials */
};
-__private_extern__ TAILQ_HEAD(nfsd_head, nfsd) nfsd_head, nfsd_queue;
+extern TAILQ_HEAD(nfsd_head, nfsd) nfsd_head, nfsd_queue;
+
+typedef int (*nfsrv_proc_t)(struct nfsrv_descript *, struct nfsrv_sock *,
+ vfs_context_t, mbuf_t *);
/* mutex for nfs server */
-__private_extern__ lck_mtx_t *nfsd_mutex;
-__private_extern__ int nfsd_thread_count, nfsd_thread_max;
+extern lck_mtx_t *nfsd_mutex;
+extern int nfsd_thread_count, nfsd_thread_max;
/* request list mutex */
-__private_extern__ lck_mtx_t *nfs_request_mutex;
-__private_extern__ int nfs_request_timer_on;
+extern lck_mtx_t *nfs_request_mutex;
+extern int nfs_request_timer_on;
+
+/* mutex for nfs client globals */
+extern lck_mtx_t *nfs_global_mutex;
+
+/* NFSv4 callback globals */
+extern int nfs4_callback_timer_on;
+extern in_port_t nfs4_cb_port, nfs4_cb_port6;
/* nfs timer call structures */
-__private_extern__ thread_call_t nfs_request_timer_call;
-__private_extern__ thread_call_t nfs_buf_timer_call;
-__private_extern__ thread_call_t nfsrv_deadsock_timer_call;
-__private_extern__ thread_call_t nfsrv_fmod_timer_call;
+extern thread_call_t nfs_request_timer_call;
+extern thread_call_t nfs_buf_timer_call;
+extern thread_call_t nfs4_callback_timer_call;
+extern thread_call_t nfsrv_idlesock_timer_call;
+#if CONFIG_FSE
+extern thread_call_t nfsrv_fmod_timer_call;
+#endif
+
+/* nfs 4 default domain for user mapping */
+extern char nfs4_default_domain[MAXPATHLEN];
__BEGIN_DECLS
void nfs_nhinit_finish(void);
u_long nfs_hash(u_char *, int);
+int nfs4_init_clientid(struct nfsmount *);
int nfs4_setclientid(struct nfsmount *);
+int nfs4_renew(struct nfsmount *, int);
void nfs4_renew_timer(void *, void *);
-int nfs_connect(struct nfsmount *);
+void nfs4_mount_callback_setup(struct nfsmount *);
+void nfs4_mount_callback_shutdown(struct nfsmount *);
+void nfs4_cb_accept(socket_t, void *, int);
+void nfs4_cb_rcv(socket_t, void *, int);
+void nfs4_callback_timer(void *, void *);
+int nfs4_secinfo_rpc(struct nfsmount *, struct nfsreq_secinfo_args *, kauth_cred_t, uint32_t *, int *);
+int nfs4_get_fs_locations(struct nfsmount *, nfsnode_t, u_char *, int, const char *, vfs_context_t, struct nfs_fs_locations *);
+void nfs_fs_locations_cleanup(struct nfs_fs_locations *);
+void nfs4_default_attrs_for_referral_trigger(nfsnode_t, char *, int, struct nfs_vattr *, fhandle_t *);
+
+int nfs_sockaddr_cmp(struct sockaddr *, struct sockaddr *);
+int nfs_connect(struct nfsmount *, int, int);
void nfs_disconnect(struct nfsmount *);
+void nfs_need_reconnect(struct nfsmount *);
void nfs_mount_sock_thread_wake(struct nfsmount *);
+int nfs_mount_check_dead_timeout(struct nfsmount *);
+int nfs_mount_gone(struct nfsmount *);
+void nfs_mount_rele(struct nfsmount *);
+void nfs_mount_zombie(struct nfsmount *, int);
+void nfs_mount_make_zombie(struct nfsmount *);
+
+void nfs_rpc_record_state_init(struct nfs_rpc_record_state *);
+void nfs_rpc_record_state_cleanup(struct nfs_rpc_record_state *);
+int nfs_rpc_record_read(socket_t, struct nfs_rpc_record_state *, int, int *, mbuf_t *);
int nfs_getattr(nfsnode_t, struct nfs_vattr *, vfs_context_t, int);
int nfs_getattrcache(nfsnode_t, struct nfs_vattr *, int);
int nfs_buf_page_inval(vnode_t vp, off_t offset);
int nfs_vinvalbuf(vnode_t, int, vfs_context_t, int);
int nfs_vinvalbuf2(vnode_t, int, thread_t, kauth_cred_t, int);
+int nfs_vinvalbuf_internal(nfsnode_t, int, thread_t, kauth_cred_t, int, int);
+void nfs_wait_bufs(nfsnode_t);
int nfs_request_create(nfsnode_t, mount_t, struct nfsm_chain *, int, thread_t, kauth_cred_t, struct nfsreq **);
void nfs_request_destroy(struct nfsreq *);
int nfs_request_send(struct nfsreq *, int);
void nfs_request_wait(struct nfsreq *);
int nfs_request_finish(struct nfsreq *, struct nfsm_chain *, int *);
-int nfs_request(nfsnode_t, mount_t, struct nfsm_chain *, int, vfs_context_t, struct nfsm_chain *, u_int64_t *, int *);
-int nfs_request2(nfsnode_t, mount_t, struct nfsm_chain *, int, thread_t, kauth_cred_t, int, struct nfsm_chain *, u_int64_t *, int *);
-int nfs_request_async(nfsnode_t, mount_t, struct nfsm_chain *, int, thread_t, kauth_cred_t, struct nfsreq_cbinfo *cb, struct nfsreq **);
+int nfs_request(nfsnode_t, mount_t, struct nfsm_chain *, int, vfs_context_t, struct nfsreq_secinfo_args *, struct nfsm_chain *, u_int64_t *, int *);
+int nfs_request2(nfsnode_t, mount_t, struct nfsm_chain *, int, thread_t, kauth_cred_t, struct nfsreq_secinfo_args *, int, struct nfsm_chain *, u_int64_t *, int *);
+int nfs_request_gss(mount_t, struct nfsm_chain *, thread_t, kauth_cred_t, int, struct nfs_gss_clnt_ctx *, struct nfsm_chain *, int *);
+int nfs_request_async(nfsnode_t, mount_t, struct nfsm_chain *, int, thread_t, kauth_cred_t, struct nfsreq_secinfo_args *, int, struct nfsreq_cbinfo *, struct nfsreq **);
int nfs_request_async_finish(struct nfsreq *, struct nfsm_chain *, u_int64_t *, int *);
void nfs_request_async_cancel(struct nfsreq *);
void nfs_request_timer(void *, void *);
+int nfs_request_using_gss(struct nfsreq *);
+void nfs_get_xid(uint64_t *);
int nfs_sigintr(struct nfsmount *, struct nfsreq *, thread_t, int);
int nfs_noremotehang(thread_t);
int nfs_sndlock(struct nfsreq *);
void nfs_sndunlock(struct nfsreq *);
+int nfs_uaddr2sockaddr(const char *, struct sockaddr *);
+
+int nfs_aux_request(struct nfsmount *, thread_t, struct sockaddr *, socket_t, int, mbuf_t, uint32_t, int, int, struct nfsm_chain *);
+int nfs_portmap_lookup(struct nfsmount *, vfs_context_t, struct sockaddr *, socket_t, uint32_t, uint32_t, uint32_t, int);
+
+void nfs_location_next(struct nfs_fs_locations *, struct nfs_location_index *);
+int nfs_location_index_cmp(struct nfs_location_index *, struct nfs_location_index *);
+void nfs_location_mntfromname(struct nfs_fs_locations *, struct nfs_location_index, char *, int, int);
+int nfs_socket_create(struct nfsmount *, struct sockaddr *, int, in_port_t, uint32_t, uint32_t, int, struct nfs_socket **);
+void nfs_socket_destroy(struct nfs_socket *);
+void nfs_socket_options(struct nfsmount *, struct nfs_socket *);
+void nfs_connect_upcall(socket_t, void *, int);
+int nfs_connect_error_class(int);
+int nfs_connect_search_loop(struct nfsmount *, struct nfs_socket_search *);
+void nfs_socket_search_update_error(struct nfs_socket_search *, int);
+void nfs_socket_search_cleanup(struct nfs_socket_search *);
+void nfs_mount_connect_thread(void *, __unused wait_result_t);
+
int nfs_lookitup(nfsnode_t, char *, int, vfs_context_t, nfsnode_t *);
-void nfs_dulookup_init(struct nfs_dulookup *, nfsnode_t, const char *, int);
+void nfs_dulookup_init(struct nfs_dulookup *, nfsnode_t, const char *, int, vfs_context_t);
void nfs_dulookup_start(struct nfs_dulookup *, nfsnode_t, vfs_context_t);
void nfs_dulookup_finish(struct nfs_dulookup *, nfsnode_t, vfs_context_t);
+int nfs_dir_buf_cache_lookup(nfsnode_t, nfsnode_t *, struct componentname *, vfs_context_t, int);
+int nfs_dir_buf_search(struct nfsbuf *, struct componentname *, fhandle_t *, struct nfs_vattr *, uint64_t *, time_t *, daddr64_t *, int);
+void nfs_name_cache_purge(nfsnode_t, nfsnode_t, struct componentname *, vfs_context_t);
+
+uint32_t nfs4_ace_nfstype_to_vfstype(uint32_t, int *);
+uint32_t nfs4_ace_vfstype_to_nfstype(uint32_t, int *);
+uint32_t nfs4_ace_nfsflags_to_vfsflags(uint32_t);
+uint32_t nfs4_ace_vfsflags_to_nfsflags(uint32_t);
+uint32_t nfs4_ace_nfsmask_to_vfsrights(uint32_t);
+uint32_t nfs4_ace_vfsrights_to_nfsmask(uint32_t);
+int nfs4_id2guid(char *, guid_t *, int);
+int nfs4_guid2id(guid_t *, char *, size_t *, int);
int nfs_parsefattr(struct nfsm_chain *, int, struct nfs_vattr *);
-int nfs4_parsefattr(struct nfsm_chain *, struct nfs_fsattr *, struct nfs_vattr *, fhandle_t *, struct dqblk *);
+int nfs4_parsefattr(struct nfsm_chain *, struct nfs_fsattr *, struct nfs_vattr *, fhandle_t *, struct dqblk *, struct nfs_fs_locations *);
void nfs_vattr_set_supported(uint32_t *, struct vnode_attr *);
+void nfs_vattr_set_bitmap(struct nfsmount *, uint32_t *, struct vnode_attr *);
void nfs3_pathconf_cache(struct nfsmount *, struct nfs_fsattr *);
-int nfs_node_mode_slot(nfsnode_t, uid_t, int);
+int nfs3_mount_rpc(struct nfsmount *, struct sockaddr *, int, int, char *, vfs_context_t, int, fhandle_t *, struct nfs_sec *);
+void nfs3_umount_rpc(struct nfsmount *, vfs_context_t, int);
+int nfs_node_access_slot(nfsnode_t, uid_t, int);
+void nfs_vnode_notify(nfsnode_t, uint32_t);
+
+void nfs_avoid_needless_id_setting_on_create(nfsnode_t, struct vnode_attr *, vfs_context_t);
+int nfs4_create_rpc(vfs_context_t, nfsnode_t, struct componentname *, struct vnode_attr *, int, char *, nfsnode_t *);
+int nfs_open_state_set_busy(nfsnode_t, thread_t);
+void nfs_open_state_clear_busy(nfsnode_t);
+struct nfs_open_owner *nfs_open_owner_find(struct nfsmount *, kauth_cred_t, int);
+void nfs_open_owner_destroy(struct nfs_open_owner *);
+void nfs_open_owner_ref(struct nfs_open_owner *);
+void nfs_open_owner_rele(struct nfs_open_owner *);
+int nfs_open_owner_set_busy(struct nfs_open_owner *, thread_t);
+void nfs_open_owner_clear_busy(struct nfs_open_owner *);
+void nfs_owner_seqid_increment(struct nfs_open_owner *, struct nfs_lock_owner *, int);
+int nfs_open_file_find(nfsnode_t, struct nfs_open_owner *, struct nfs_open_file **, uint32_t, uint32_t, int);
+int nfs_open_file_find_internal(nfsnode_t, struct nfs_open_owner *, struct nfs_open_file **, uint32_t, uint32_t, int);
+void nfs_open_file_destroy(struct nfs_open_file *);
+int nfs_open_file_set_busy(struct nfs_open_file *, thread_t);
+void nfs_open_file_clear_busy(struct nfs_open_file *);
+void nfs_open_file_add_open(struct nfs_open_file *, uint32_t, uint32_t, int);
+void nfs_open_file_remove_open_find(struct nfs_open_file *, uint32_t, uint32_t, uint32_t *, uint32_t *, int*);
+void nfs_open_file_remove_open(struct nfs_open_file *, uint32_t, uint32_t);
+void nfs_get_stateid(nfsnode_t, thread_t, kauth_cred_t, nfs_stateid *);
+int nfs4_open(nfsnode_t, struct nfs_open_file *, uint32_t, uint32_t, vfs_context_t);
+int nfs4_open_delegated(nfsnode_t, struct nfs_open_file *, uint32_t, uint32_t, vfs_context_t);
+int nfs_close(nfsnode_t, struct nfs_open_file *, uint32_t, uint32_t, vfs_context_t);
+int nfs_check_for_locks(struct nfs_open_owner *, struct nfs_open_file *);
+int nfs4_reopen(struct nfs_open_file *, thread_t);
+int nfs4_open_rpc(struct nfs_open_file *, vfs_context_t, struct componentname *, struct vnode_attr *, vnode_t, vnode_t *, int, int, int);
+int nfs4_open_rpc_internal(struct nfs_open_file *, vfs_context_t, thread_t, kauth_cred_t, struct componentname *, struct vnode_attr *, vnode_t, vnode_t *, int, int, int);
+int nfs4_open_confirm_rpc(struct nfsmount *, nfsnode_t, u_char *, int, struct nfs_open_owner *, nfs_stateid *, thread_t, kauth_cred_t, struct nfs_vattr *, uint64_t *);
+int nfs4_open_reopen_rpc(struct nfs_open_file *, thread_t, kauth_cred_t, struct componentname *, vnode_t, vnode_t *, int, int);
+int nfs4_open_reclaim_rpc(struct nfs_open_file *, int, int);
+int nfs4_claim_delegated_open_rpc(struct nfs_open_file *, int, int, int);
+int nfs4_claim_delegated_state_for_open_file(struct nfs_open_file *, int);
+int nfs4_claim_delegated_state_for_node(nfsnode_t, int);
+int nfs4_open_downgrade_rpc(nfsnode_t, struct nfs_open_file *, vfs_context_t);
+int nfs4_close_rpc(nfsnode_t, struct nfs_open_file *, thread_t, kauth_cred_t, int);
+void nfs4_delegation_return_enqueue(nfsnode_t);
+int nfs4_delegation_return(nfsnode_t, int, thread_t, kauth_cred_t);
+int nfs4_delegreturn_rpc(struct nfsmount *, u_char *, int, struct nfs_stateid *, int, thread_t, kauth_cred_t);
+void nfs_release_open_state_for_node(nfsnode_t, int);
+void nfs_revoke_open_state_for_node(nfsnode_t);
+struct nfs_lock_owner *nfs_lock_owner_find(nfsnode_t, proc_t, int);
+void nfs_lock_owner_destroy(struct nfs_lock_owner *);
+void nfs_lock_owner_ref(struct nfs_lock_owner *);
+void nfs_lock_owner_rele(struct nfs_lock_owner *);
+int nfs_lock_owner_set_busy(struct nfs_lock_owner *, thread_t);
+void nfs_lock_owner_clear_busy(struct nfs_lock_owner *);
+void nfs_lock_owner_insert_held_lock(struct nfs_lock_owner *, struct nfs_file_lock *);
+struct nfs_file_lock *nfs_file_lock_alloc(struct nfs_lock_owner *);
+void nfs_file_lock_destroy(struct nfs_file_lock *);
+int nfs_file_lock_conflict(struct nfs_file_lock *, struct nfs_file_lock *, int *);
+int nfs4_lock_rpc(nfsnode_t, struct nfs_open_file *, struct nfs_file_lock *, int, int, thread_t, kauth_cred_t);
+int nfs_unlock_rpc(nfsnode_t, struct nfs_lock_owner *, int, uint64_t, uint64_t, thread_t, kauth_cred_t, int);
+int nfs_advlock_getlock(nfsnode_t, struct nfs_lock_owner *, struct flock *, uint64_t, uint64_t, vfs_context_t);
+int nfs_advlock_setlock(nfsnode_t, struct nfs_open_file *, struct nfs_lock_owner *, int, uint64_t, uint64_t, int, short, vfs_context_t);
+int nfs_advlock_unlock(nfsnode_t, struct nfs_open_file *, struct nfs_lock_owner *, uint64_t, uint64_t, int, vfs_context_t);
+
+nfsnode_t nfs4_named_attr_dir_get(nfsnode_t, int, vfs_context_t);
+int nfs4_named_attr_get(nfsnode_t, struct componentname *, uint32_t, int, vfs_context_t, nfsnode_t *, struct nfs_open_file **);
+int nfs4_named_attr_remove(nfsnode_t, nfsnode_t, const char *, vfs_context_t);
+
+int nfs_mount_state_in_use_start(struct nfsmount *, thread_t);
+int nfs_mount_state_in_use_end(struct nfsmount *, int);
+int nfs_mount_state_error_should_restart(int);
+int nfs_mount_state_error_delegation_lost(int);
+uint nfs_mount_state_max_restarts(struct nfsmount *);
+int nfs_mount_state_wait_for_recovery(struct nfsmount *);
+void nfs_need_recover(struct nfsmount *nmp, int error);
+void nfs_recover(struct nfsmount *);
int nfs_vnop_access(struct vnop_access_args *);
-
-int nfs3_vnop_open(struct vnop_open_args *);
-int nfs3_vnop_close(struct vnop_close_args *);
+int nfs_vnop_remove(struct vnop_remove_args *);
+int nfs_vnop_read(struct vnop_read_args *);
+int nfs_vnop_write(struct vnop_write_args *);
+int nfs_vnop_open(struct vnop_open_args *);
+int nfs_vnop_close(struct vnop_close_args *);
+int nfs_vnop_advlock(struct vnop_advlock_args *);
+int nfs_vnop_mmap(struct vnop_mmap_args *);
+int nfs_vnop_mnomap(struct vnop_mnomap_args *);
int nfs4_vnop_create(struct vnop_create_args *);
int nfs4_vnop_mknod(struct vnop_mknod_args *);
-int nfs4_vnop_open(struct vnop_open_args *);
int nfs4_vnop_close(struct vnop_close_args *);
int nfs4_vnop_getattr(struct vnop_getattr_args *);
int nfs4_vnop_link(struct vnop_link_args *);
int nfs4_vnop_mkdir(struct vnop_mkdir_args *);
int nfs4_vnop_rmdir(struct vnop_rmdir_args *);
int nfs4_vnop_symlink(struct vnop_symlink_args *);
-int nfs4_vnop_advlock(struct vnop_advlock_args *ap);
-
-int nfs_read_rpc(nfsnode_t, struct uio *, vfs_context_t);
-int nfs_write_rpc(nfsnode_t, struct uio *, vfs_context_t, int *, uint64_t *);
-int nfs_write_rpc2(nfsnode_t, struct uio *, thread_t, kauth_cred_t, int *, uint64_t *);
-
-int nfs3_access_rpc(nfsnode_t, u_long *, vfs_context_t);
-int nfs4_access_rpc(nfsnode_t, u_long *, vfs_context_t);
-int nfs3_getattr_rpc(nfsnode_t, mount_t, u_char *, size_t, vfs_context_t, struct nfs_vattr *, u_int64_t *);
-int nfs4_getattr_rpc(nfsnode_t, mount_t, u_char *, size_t, vfs_context_t, struct nfs_vattr *, u_int64_t *);
-int nfs3_setattr_rpc(nfsnode_t, struct vnode_attr *, vfs_context_t, int);
-int nfs4_setattr_rpc(nfsnode_t, struct vnode_attr *, vfs_context_t, int);
+int nfs4_vnop_getxattr(struct vnop_getxattr_args *);
+int nfs4_vnop_setxattr(struct vnop_setxattr_args *);
+int nfs4_vnop_removexattr(struct vnop_removexattr_args *);
+int nfs4_vnop_listxattr(struct vnop_listxattr_args *);
+#if NAMEDSTREAMS
+int nfs4_vnop_getnamedstream(struct vnop_getnamedstream_args *);
+int nfs4_vnop_makenamedstream(struct vnop_makenamedstream_args *);
+int nfs4_vnop_removenamedstream(struct vnop_removenamedstream_args *);
+#endif
+
+int nfs_read_rpc(nfsnode_t, uio_t, vfs_context_t);
+int nfs_write_rpc(nfsnode_t, uio_t, vfs_context_t, int *, uint64_t *);
+int nfs_write_rpc2(nfsnode_t, uio_t, thread_t, kauth_cred_t, int *, uint64_t *);
+
+int nfs3_access_rpc(nfsnode_t, u_int32_t *, int, vfs_context_t);
+int nfs4_access_rpc(nfsnode_t, u_int32_t *, int, vfs_context_t);
+int nfs3_getattr_rpc(nfsnode_t, mount_t, u_char *, size_t, int, vfs_context_t, struct nfs_vattr *, u_int64_t *);
+int nfs4_getattr_rpc(nfsnode_t, mount_t, u_char *, size_t, int, vfs_context_t, struct nfs_vattr *, u_int64_t *);
+int nfs3_setattr_rpc(nfsnode_t, struct vnode_attr *, vfs_context_t);
+int nfs4_setattr_rpc(nfsnode_t, struct vnode_attr *, vfs_context_t);
int nfs3_read_rpc_async(nfsnode_t, off_t, size_t, thread_t, kauth_cred_t, struct nfsreq_cbinfo *, struct nfsreq **);
int nfs4_read_rpc_async(nfsnode_t, off_t, size_t, thread_t, kauth_cred_t, struct nfsreq_cbinfo *, struct nfsreq **);
-int nfs3_read_rpc_async_finish(nfsnode_t, struct nfsreq *, struct uio *, size_t *, int *);
-int nfs4_read_rpc_async_finish(nfsnode_t, struct nfsreq *, struct uio *, size_t *, int *);
-int nfs3_write_rpc_async(nfsnode_t, struct uio *, size_t, thread_t, kauth_cred_t, int, struct nfsreq_cbinfo *, struct nfsreq **);
-int nfs4_write_rpc_async(nfsnode_t, struct uio *, size_t, thread_t, kauth_cred_t, int, struct nfsreq_cbinfo *, struct nfsreq **);
+int nfs3_read_rpc_async_finish(nfsnode_t, struct nfsreq *, uio_t, size_t *, int *);
+int nfs4_read_rpc_async_finish(nfsnode_t, struct nfsreq *, uio_t, size_t *, int *);
+int nfs3_write_rpc_async(nfsnode_t, uio_t, size_t, thread_t, kauth_cred_t, int, struct nfsreq_cbinfo *, struct nfsreq **);
+int nfs4_write_rpc_async(nfsnode_t, uio_t, size_t, thread_t, kauth_cred_t, int, struct nfsreq_cbinfo *, struct nfsreq **);
int nfs3_write_rpc_async_finish(nfsnode_t, struct nfsreq *, int *, size_t *, uint64_t *);
int nfs4_write_rpc_async_finish(nfsnode_t, struct nfsreq *, int *, size_t *, uint64_t *);
-int nfs3_readdir_rpc(nfsnode_t, struct uio *, vfs_context_t);
-int nfs3_readdirplus_rpc(nfsnode_t, struct uio *, vfs_context_t);
-int nfs4_readdir_rpc(nfsnode_t, struct uio *, vfs_context_t);
+int nfs3_readdir_rpc(nfsnode_t, struct nfsbuf *, vfs_context_t);
+int nfs4_readdir_rpc(nfsnode_t, struct nfsbuf *, vfs_context_t);
int nfs3_readlink_rpc(nfsnode_t, char *, uint32_t *, vfs_context_t);
int nfs4_readlink_rpc(nfsnode_t, char *, uint32_t *, vfs_context_t);
-int nfs3_commit_rpc(nfsnode_t, u_int64_t, u_int64_t, kauth_cred_t);
-int nfs4_commit_rpc(nfsnode_t, u_int64_t, u_int64_t, kauth_cred_t);
+int nfs3_commit_rpc(nfsnode_t, uint64_t, uint64_t, kauth_cred_t, uint64_t);
+int nfs4_commit_rpc(nfsnode_t, uint64_t, uint64_t, kauth_cred_t, uint64_t);
int nfs3_lookup_rpc_async(nfsnode_t, char *, int, vfs_context_t, struct nfsreq **);
int nfs4_lookup_rpc_async(nfsnode_t, char *, int, vfs_context_t, struct nfsreq **);
-int nfs3_lookup_rpc_async_finish(nfsnode_t, vfs_context_t, struct nfsreq *, u_int64_t *, fhandle_t *, struct nfs_vattr *);
-int nfs4_lookup_rpc_async_finish(nfsnode_t, vfs_context_t, struct nfsreq *, u_int64_t *, fhandle_t *, struct nfs_vattr *);
+int nfs3_lookup_rpc_async_finish(nfsnode_t, char *, int, vfs_context_t, struct nfsreq *, u_int64_t *, fhandle_t *, struct nfs_vattr *);
+int nfs4_lookup_rpc_async_finish(nfsnode_t, char *, int, vfs_context_t, struct nfsreq *, u_int64_t *, fhandle_t *, struct nfs_vattr *);
int nfs3_remove_rpc(nfsnode_t, char *, int, thread_t, kauth_cred_t);
int nfs4_remove_rpc(nfsnode_t, char *, int, thread_t, kauth_cred_t);
int nfs3_rename_rpc(nfsnode_t, char *, int, nfsnode_t, char *, int, vfs_context_t);
int nfs4_rename_rpc(nfsnode_t, char *, int, nfsnode_t, char *, int, vfs_context_t);
int nfs3_pathconf_rpc(nfsnode_t, struct nfs_fsattr *, vfs_context_t);
int nfs4_pathconf_rpc(nfsnode_t, struct nfs_fsattr *, vfs_context_t);
+int nfs3_setlock_rpc(nfsnode_t, struct nfs_open_file *, struct nfs_file_lock *, int, int, thread_t, kauth_cred_t);
+int nfs4_setlock_rpc(nfsnode_t, struct nfs_open_file *, struct nfs_file_lock *, int, int, thread_t, kauth_cred_t);
+int nfs3_unlock_rpc(nfsnode_t, struct nfs_lock_owner *, int, uint64_t, uint64_t, int, thread_t, kauth_cred_t);
+int nfs4_unlock_rpc(nfsnode_t, struct nfs_lock_owner *, int, uint64_t, uint64_t, int, thread_t, kauth_cred_t);
+int nfs3_getlock_rpc(nfsnode_t, struct nfs_lock_owner *, struct flock *, uint64_t, uint64_t, vfs_context_t);
+int nfs4_getlock_rpc(nfsnode_t, struct nfs_lock_owner *, struct flock *, uint64_t, uint64_t, vfs_context_t);
void nfsrv_active_user_list_reclaim(void);
void nfsrv_cleancache(void);
void nfsrv_cleanup(void);
int nfsrv_credcheck(struct nfsrv_descript *, vfs_context_t, struct nfs_export *,
struct nfs_export_options *);
-void nfsrv_deadsock_timer(void *, void *);
+void nfsrv_idlesock_timer(void *, void *);
int nfsrv_dorec(struct nfsrv_sock *, struct nfsd *, struct nfsrv_descript **);
int nfsrv_errmap(struct nfsrv_descript *, int);
int nfsrv_export(struct user_nfs_export_args *, vfs_context_t);
int nfsrv_fhmatch(struct nfs_filehandle *, struct nfs_filehandle *);
int nfsrv_fhtovp(struct nfs_filehandle *, struct nfsrv_descript *, vnode_t *,
struct nfs_export **, struct nfs_export_options **);
+int nfsrv_check_exports_allow_address(mbuf_t);
+#if CONFIG_FSE
void nfsrv_fmod_timer(void *, void *);
+#endif
int nfsrv_getcache(struct nfsrv_descript *, struct nfsrv_sock *, mbuf_t *);
void nfsrv_group_sort(gid_t *, int);
void nfsrv_init(void);
int nfsrv_namei(struct nfsrv_descript *, vfs_context_t, struct nameidata *,
struct nfs_filehandle *, vnode_t *,
struct nfs_export **, struct nfs_export_options **);
-void nfsrv_rcv(socket_t, caddr_t, int);
+void nfsrv_rcv(socket_t, void *, int);
void nfsrv_rcv_locked(socket_t, struct nfsrv_sock *, int);
int nfsrv_rephead(struct nfsrv_descript *, struct nfsrv_sock *, struct nfsm_chain *, size_t);
int nfsrv_send(struct nfsrv_sock *, mbuf_t, mbuf_t);
int nfsrv_write(struct nfsrv_descript *, struct nfsrv_sock *, vfs_context_t, mbuf_t *);
void nfs_interval_timer_start(thread_call_t, int);
+int nfs_use_cache(struct nfsmount *);
void nfs_up(struct nfsmount *, thread_t, int, const char *);
-void nfs_down(struct nfsmount *, thread_t, int, int, const char *);
+void nfs_down(struct nfsmount *, thread_t, int, int, const char *, int);
+int nfs_msg(thread_t, const char *, const char *, int);
int nfs_mountroot(void);
struct nfs_diskless;
int nfs_boot_init(struct nfs_diskless *);
int nfs_boot_getfh(struct nfs_diskless *, int, int);
+#if CONFIG_TRIGGERS
+resolver_result_t nfs_mirror_mount_trigger_resolve(vnode_t, const struct componentname *, enum path_operation, int, void *, vfs_context_t);
+resolver_result_t nfs_mirror_mount_trigger_unresolve(vnode_t, int, void *, vfs_context_t);
+resolver_result_t nfs_mirror_mount_trigger_rearm(vnode_t, int, void *, vfs_context_t);
+int nfs_mirror_mount_domount(vnode_t, vnode_t, vfs_context_t);
+void nfs_ephemeral_mount_harvester_start(void);
+void nfs_ephemeral_mount_harvester(__unused void *arg, __unused wait_result_t wr);
+#endif
+
+/* socket upcall interfaces */
+void nfsrv_uc_init(void);
+void nfsrv_uc_cleanup(void);
+void nfsrv_uc_addsock(struct nfsrv_sock *, int);
+void nfsrv_uc_dequeue(struct nfsrv_sock *);
+
+/* Debug support */
+#define NFS_DEBUG_LEVEL (nfs_debug_ctl & 0xf)
+#define NFS_DEBUG_FACILITY ((nfs_debug_ctl >> 4) & 0xff)
+#define NFS_DEBUG_FLAGS ((nfs_debug_ctl >> 12) & 0xff)
+#define NFS_DEBUG_VALUE ((nfs_debug_ctl >> 20) & 0xfff)
+#define NFS_FAC_SOCK 0x01
+#define NFS_FAC_STATE 0x02
+#define NFS_FAC_NODE 0x04
+#define NFS_FAC_VNOP 0x08
+#define NFS_FAC_BIO 0x10
+#define NFS_FAC_GSS 0x20
+#define NFS_FAC_VFS 0x40
+
+#define NFS_DBG(fac, lev, fmt, ...) \
+ if (__builtin_expect(NFS_DEBUG_LEVEL, 0)) nfs_printf(fac, lev, "%s: %d: " fmt, __func__, __LINE__, ## __VA_ARGS__)
+
+void nfs_printf(int, int, const char *, ...) __printflike(3,4);
+int nfs_mountopts(struct nfsmount *, char *, int);
+
__END_DECLS
#endif /* KERNEL */