1 /* 2 * Copyright (c) 2000-2001, Boris Popov 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Boris Popov. 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $Id: smbfs.h,v 1.30.100.1 2005/05/27 02:35:28 lindak Exp $ 33 */ 34 35 /* 36 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 37 * Use is subject to license terms. 38 */ 39 40 #ifndef _SMBFS_SMBFS_H 41 #define _SMBFS_SMBFS_H 42 43 /* 44 * FS-specific VFS structures for smbfs. 45 * (per-mount stuff, etc.) 46 * 47 * This file used to have mount args stuff, 48 * but that's now in sys/fs/smbfs_mount.h 49 */ 50 51 #include <sys/param.h> 52 #include <sys/fstyp.h> 53 #include <sys/list.h> 54 #include <sys/vfs.h> 55 #include <sys/fs/smbfs_mount.h> 56 57 /* 58 * Path component length 59 * 60 * The generic fs code uses MAXNAMELEN to represent 61 * what the largest component length is, but note: 62 * that length DOES include the terminating NULL. 63 * SMB_MAXFNAMELEN does NOT include the NULL. 64 */ 65 #define SMB_MAXFNAMELEN (MAXNAMELEN-1) /* 255 */ 66 67 /* 68 * SM_MAX_STATFSTIME is the maximum time to cache statvfs data. Since this 69 * should be a fast call on the server, the time the data cached is short. 70 * That lets the cache handle bursts of statvfs() requests without generating 71 * lots of network traffic. 72 */ 73 #define SM_MAX_STATFSTIME 2 74 75 /* Mask values for smbmount structure sm_status field */ 76 #define SM_STATUS_STATFS_BUSY 0x00000001 /* statvfs is in progress */ 77 #define SM_STATUS_STATFS_WANT 0x00000002 /* statvfs wakeup is wanted */ 78 #define SM_STATUS_TIMEO 0x00000004 /* this mount is not responding */ 79 #define SM_STATUS_DEAD 0x00000010 /* connection gone - unmount this */ 80 81 extern const struct fs_operation_def smbfs_vnodeops_template[]; 82 extern struct vnodeops *smbfs_vnodeops; 83 84 struct smbnode; 85 struct smb_share; 86 87 /* 88 * The values for smi_flags. 89 */ 90 #define SMI_INT 0x01 /* interrupts allowed */ 91 #define SMI_DEAD 0x02 /* zone shutting down */ 92 #define SMI_LLOCK 0x80 /* local locking only */ 93 94 /* 95 * Stuff returned by smbfs_smb_qfsattr 96 * See [CIFS] SMB_QUERY_FS_ATTRIBUTE_INFO 97 */ 98 typedef struct smb_fs_attr_info { 99 uint32_t fsa_aflags; /* Attr. flags [CIFS 4.1.6.6] */ 100 uint32_t fsa_maxname; /* max. component length */ 101 char fsa_tname[FSTYPSZ]; /* type name, i.e. "NTFS" */ 102 } smb_fs_attr_info_t; 103 104 /* 105 * Corresponds to Darwin: struct smbmount 106 */ 107 typedef struct smbmntinfo { 108 struct vfs *smi_vfsp; /* mount back pointer to vfs */ 109 struct smbnode *smi_root; /* the root node */ 110 struct smb_share *smi_share; /* netsmb SMB share conn data */ 111 kmutex_t smi_lock; /* mutex for flags, etc. */ 112 uint32_t smi_flags; /* NFS-derived flag bits */ 113 uint32_t smi_status; /* status bits for this mount */ 114 hrtime_t smi_statfstime; /* sm_statvfsbuf cache time */ 115 statvfs64_t smi_statvfsbuf; /* cached statvfs data */ 116 kcondvar_t smi_statvfs_cv; 117 smb_fs_attr_info_t smi_fsa; /* SMB FS attributes. */ 118 #define smi_fsattr smi_fsa.fsa_aflags 119 120 /* 121 * Kstat statistics 122 */ 123 struct kstat *smi_io_kstats; 124 struct kstat *smi_ro_kstats; 125 126 /* 127 * Zones support. 128 */ 129 struct zone *smi_zone; /* Zone mounted in */ 130 list_node_t smi_zone_node; /* Link to per-zone smi list */ 131 /* Lock for the list is: smi_globals_t -> smg_lock */ 132 133 /* 134 * Copy of the args from mount. 135 */ 136 struct smbfs_args smi_args; 137 } smbmntinfo_t; 138 139 typedef struct smbfattr { 140 int fa_attr; 141 len_t fa_size; 142 struct timespec fa_atime; 143 struct timespec fa_ctime; 144 struct timespec fa_mtime; 145 ino64_t fa_ino; 146 struct timespec fa_reqtime; 147 } smbfattr_t; 148 149 /* 150 * vnode pointer to mount info 151 */ 152 #define VTOSMI(vp) ((smbmntinfo_t *)(((vp)->v_vfsp)->vfs_data)) 153 #define VFTOSMI(vfsp) ((smbmntinfo_t *)((vfsp)->vfs_data)) 154 #define SMBINTR(vp) (VTOSMI(vp)->smi_flags & SMI_INT) 155 156 #endif /* _SMBFS_SMBFS_H */ 157