xnu-3247.10.11.tar.gz

[apple/xnu.git] / bsd / nfs / nfs.h

diff --git a/bsd/nfs/nfs.h b/bsd/nfs/nfs.h
index 45d3ade4ab9c331006978360b686417a9ac8ca87..3bc6a641c24f6bf872d510ee29aab9e03d7ccdaa 100644 (file)
--- a/bsd/nfs/nfs.h
+++ b/bsd/nfs/nfs.h
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (c) 2000-2013 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2015 Apple Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 


@@ -106,7 +106,6 @@ extern int nfs_ticks;
 #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        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) */
 #define NFSRV_MAXWGATHERDELAY  100     /* Max. write gather delay (msec) */
 #ifndef NFSRV_WGATHERDELAY
 #define NFSRV_WGATHERDELAY     1       /* Default write gather delay (msec) */


@@ -186,6 +185,7 @@ extern int nfs_ticks;
 #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_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 */

 
 /* NFS mount flags */
 #define NFS_MFLAG_SOFT                 0       /* soft mount (requests fail if unresponsive) */
 
 /* NFS mount flags */
 #define NFS_MFLAG_SOFT                 0       /* soft mount (requests fail if unresponsive) */


@@ -207,6 +207,11 @@ extern int nfs_ticks;
 #define NFS_MFLAG_MNTUDP               16      /* MOUNT protocol should use UDP */
 #define NFS_MFLAG_MNTQUICK             17      /* use short timeouts while mounting */
 
 #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 */
 /* 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 */


@@ -744,7 +749,19 @@ struct nfsstats {
  */
 #define NFSCLNT_LOCKDANS       0x200
 #define NFSCLNT_LOCKDNOTIFY    0x400
  */
 #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_name2id;    /* 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 */
+};
+       

 /*
  * fs.nfs sysctl(3) identifiers
  */
 /*
  * fs.nfs sysctl(3) identifiers
  */


@@ -917,7 +934,8 @@ extern lck_grp_t *nfs_request_grp;
 
 #define R_XID32(x)     ((x) & 0xffffffff)
 
 
 #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       0x00000001      /* timing request (in mntp) */
 
 /* Flag values for r_flags */
 #define R_TIMING       0x00000001      /* timing request (in mntp) */


@@ -936,6 +954,8 @@ extern lck_grp_t *nfs_request_grp;
 #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_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_NOINTR       0x20000000      /* request should not be interupted by a signal */
 #define R_RECOVER      0x40000000      /* a state recovery RPC - during NFSSTA_RECOVER */


@@ -954,7 +974,7 @@ extern int nfs_lockd_mounts, nfs_lockd_request_sent, nfs_single_des;
 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_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;
+extern int nfs_is_mobile, nfs_readlink_nocache, nfs_root_steals_ctx;

 extern uint32_t nfs_squishy_flags;
 extern uint32_t nfs_debug_ctl;
 
 extern uint32_t nfs_squishy_flags;
 extern uint32_t nfs_debug_ctl;
 


@@ -1034,8 +1054,8 @@ extern struct nfsrv_sock *nfsrv_udpsock, *nfsrv_udp6sock;
  * 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)
  */
  * 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)
  */

-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 */
 extern lck_grp_t *nfsrv_slp_rwlock_group;
 
 /* lock groups for nfsrv_sock's */
 extern lck_grp_t *nfsrv_slp_rwlock_group;


@@ -1107,7 +1127,7 @@ extern in_port_t nfs4_cb_port, nfs4_cb_port6;
 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   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_deadsock_timer_call;
+extern thread_call_t   nfsrv_idlesock_timer_call;

 #if CONFIG_FSE
 extern thread_call_t   nfsrv_fmod_timer_call;
 #endif
 #if CONFIG_FSE
 extern thread_call_t   nfsrv_fmod_timer_call;
 #endif


@@ -1143,7 +1163,12 @@ 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 *);
 void   nfs_disconnect(struct nfsmount *);
 void   nfs_need_reconnect(struct nfsmount *);
 void   nfs_mount_sock_thread_wake(struct nfsmount *);

-void   nfs_mount_check_dead_timeout(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 *);
 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 *);


@@ -1329,8 +1354,8 @@ 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    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 *, vfs_context_t);
-int    nfs4_access_rpc(nfsnode_t, u_int32_t *, vfs_context_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    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);


@@ -1371,13 +1396,14 @@ 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_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_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
 #if CONFIG_FSE
 void   nfsrv_fmod_timer(void *, void *);
 #endif


@@ -1427,8 +1453,9 @@ int       nfsrv_symlink(struct nfsrv_descript *, struct nfsrv_sock *, vfs_context_t, m
 int    nfsrv_write(struct nfsrv_descript *, struct nfsrv_sock *, vfs_context_t, mbuf_t *);
 
 void   nfs_interval_timer_start(thread_call_t, int);
 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_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);
 int    nfs_msg(thread_t, const char *, const char *, int);
 
 int    nfs_mountroot(void);


@@ -1462,11 +1489,13 @@ void nfsrv_uc_dequeue(struct nfsrv_sock *);
 #define NFS_FAC_VNOP   0x08
 #define NFS_FAC_BIO    0x10
 #define NFS_FAC_GSS    0x20
 #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);
 
 #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
 
 
 __END_DECLS