/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SMBSRV_SMB_VOPS_H #define _SMBSRV_SMB_VOPS_H #pragma ident "%Z%%M% %I% %E% SMI" /* * Common file system interfaces and definitions. */ #include #include #include #include #include #include #include #include #include #include #include #include #ifdef __cplusplus extern "C" { #endif #define ROOTVOL "" #define CHKPNT ".chkpnt" #define XATTR_DIR "xattr_dir" #define SMB_STREAM_PREFIX "SUNWsmb" #define SMB_STREAM_PREFIX_LEN (sizeof (SMB_STREAM_PREFIX) - 1) #define MANGLE_NAMELEN 14 #define SMB_EOF 0x7FFFFFFF /* * SMB_MINLEN_RDDIR_BUF: minimum length of buffer server will provide to * VOP_READDIR. Its value is the size of the maximum possible edirent_t * for solaris. The EDIRENT_RECLEN macro returns the size of edirent_t * required for a given name length. MAXNAMELEN is the maximum * filename length allowed in Solaris. The first two EDIRENT_RECLEN() * macros are to allow for . and .. entries -- just a minor tweak to try * and guarantee that buffer we give to VOP_READDIR will be large enough * to hold ., .., and the largest possible solaris edirent_t. * * This bufsize will also be used when reading dirent64_t entries. */ #define SMB_MINLEN_RDDIR_BUF \ (EDIRENT_RECLEN(1) + EDIRENT_RECLEN(2) + EDIRENT_RECLEN(MAXNAMELEN)) /* * DP_TO_EDP * * Fill in an edirent_t structure with information from a dirent64_t. * This allows the use of an edirent_t in code where both edirent_t's * and dirent64_t's are manipulated. */ #define DP_TO_EDP(dp, edp) \ { \ ASSERT((dp)); \ ASSERT((edp)); \ (edp)->ed_ino = (dp)->d_ino; \ (edp)->ed_off = (dp)->d_off; \ (edp)->ed_eflags = 0; \ (edp)->ed_reclen = (dp)->d_reclen; \ (void) strlcpy((edp)->ed_name, (dp)->d_name, MAXNAMELEN); \ } /* * DP_ADVANCE * * In readdir operations, advance to read the next entry in a buffer * returned from VOP_READDIR. The entries are of type dirent64_t. */ #define DP_ADVANCE(dp, dirbuf, numbytes) \ { \ ASSERT((dp)); \ if ((dp)->d_reclen == 0) { \ (dp) = NULL; \ } else { \ (dp) = (dirent64_t *)((char *)(dp) + (dp)->d_reclen); \ if ((dp) >= (dirent64_t *)((dirbuf) + (numbytes))) \ (dp) = NULL; \ } \ } /* * EDP_ADVANCE * * In readdir operations, advance to read the next entry in a buffer * returned from VOP_READDIR. The entries are of type edirent_t. */ #define EDP_ADVANCE(edp, dirbuf, numbytes) \ { \ ASSERT((edp)); \ if ((edp)->ed_reclen == 0) { \ (edp) = NULL; \ } else { \ (edp) = (edirent_t *)((char *)(edp) + (edp)->ed_reclen);\ if ((edp) >= (edirent_t *)((dirbuf) + (numbytes))) \ (edp) = NULL; \ } \ } struct smb_node; struct smb_request; /* * Note: When specifying the mask for an smb_attr_t, * the sa_mask, and not the sa_vattr.va_mask, should be * filled in. The #define's that should be used are those * prefixed with SMB_AT_*. Only FSIL routines should * manipulate the sa_vattr.va_mask field. */ typedef struct smb_attr { uint_t sa_mask; /* For both vattr and CIFS attr's */ vattr_t sa_vattr; /* Legacy vattr */ uint32_t sa_dosattr; /* DOS attributes */ timestruc_t sa_crtime; /* Creation time */ } smb_attr_t; #define SMB_AT_TYPE 0x00001 #define SMB_AT_MODE 0x00002 #define SMB_AT_UID 0x00004 #define SMB_AT_GID 0x00008 #define SMB_AT_FSID 0x00010 #define SMB_AT_NODEID 0x00020 #define SMB_AT_NLINK 0x00040 #define SMB_AT_SIZE 0x00080 #define SMB_AT_ATIME 0x00100 #define SMB_AT_MTIME 0x00200 #define SMB_AT_CTIME 0x00400 #define SMB_AT_RDEV 0x00800 #define SMB_AT_BLKSIZE 0x01000 #define SMB_AT_NBLOCKS 0x02000 #define SMB_AT_SEQ 0x08000 #define SMB_AT_DOSATTR 0x00100000 #define SMB_AT_CRTIME 0x00200000 #define SMB_AT_SMB 0x00300000 #define SMB_AT_ALL (SMB_AT_TYPE|SMB_AT_MODE|SMB_AT_UID|SMB_AT_GID|\ SMB_AT_FSID|SMB_AT_NODEID|SMB_AT_NLINK|SMB_AT_SIZE|\ SMB_AT_ATIME|SMB_AT_MTIME|SMB_AT_CTIME|SMB_AT_RDEV|\ SMB_AT_BLKSIZE|SMB_AT_NBLOCKS|SMB_AT_SEQ|SMB_AT_SMB) /* * DOS Attributes * Previously defined in smbsrv/ntaccess.h */ #define FILE_ATTRIBUTE_READONLY 0x00000001 #define FILE_ATTRIBUTE_HIDDEN 0x00000002 #define FILE_ATTRIBUTE_SYSTEM 0x00000004 #define FILE_ATTRIBUTE_DIRECTORY 0x00000010 #define FILE_ATTRIBUTE_ARCHIVE 0x00000020 #define FILE_ATTRIBUTE_ENCRYPTED 0x00000040 #define FILE_ATTRIBUTE_NORMAL 0x00000080 #define FILE_ATTRIBUTE_TEMPORARY 0x00000100 #define FILE_ATTRIBUTE_SPARSE_FILE 0x00000200 #define FILE_ATTRIBUTE_REPARSE_POINT 0x00000400 #define FILE_ATTRIBUTE_COMPRESSED 0x00000800 #define FILE_ATTRIBUTE_OFFLINE 0x00001000 #define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x00002000 #define FILE_ATTRIBUTE_MODIFIED 0x00004000 #define FILE_ATTRIBUTE_QUARANTINED 0x00008000 #define FILE_ATTRIBUTE_VALID_FLAGS 0x0000dfb7 #define FILE_ATTRIBUTE_VALID_SET_FLAGS 0x0000dfa7 #define FILE_ATTRIBUTE_MASK 0x00003FFF #ifndef PBSHORTCUT /* remove from libsmbbase */ #define FHF_SMB 0x02 #endif /* DOS specific attribute bits */ #define FSA_DOSATTR (FILE_ATTRIBUTE_ARCHIVE | FILE_ATTRIBUTE_SYSTEM | \ FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN) /* * File types (FSA_FMT) and permissions (FSA_MODMASK). * Restricted to lower 16-bits due to FS inode definitions. */ #define FSA_MTIME_SEQ 0x10000000 /* #define FSA_USTREAM_SKIPSEQ 0x10000000 */ #define FSA_UNDEF 0007000 #define FSA_SUID 0004000 #define FSA_SGID 0002000 #define FSA_STICKY 0001000 #define FSA_UPERM 0000700 #define FSA_UREAD 0000400 #define FSA_UWRITE 0000200 #define FSA_UEXEC 0000100 #define FSA_GPERM 0000070 #define FSA_GREAD 0000040 #define FSA_GWRITE 0000020 #define FSA_GEXEC 0000010 #define FSA_OPERM 0000007 #define FSA_OREAD 0000004 #define FSA_OWRITE 0000002 #define FSA_OEXEC 0000001 #define FSA_PERM_MASK (FSA_UPERM | FSA_GPERM | FSA_OPERM) #define FSA_MODMASK 0007777 /* mutable by fs_setaddr() */ #define FSA_DIR_PERM 0777 /* default permission for new */ /* directories */ #define FSA_FILE_PERM 0666 /* default permission for new files */ #define FCM_CREATEVERFSIZE 8 /* stability for write */ #define FSSTAB_UNSTABLE 0 #define FSSTAB_DATA_SYNC 1 #define FSSTAB_FILE_SYNC 2 /* * fs_online flags (meaning when set): * * FSOLF_NOMON Do not monitor this FS. * FSOLF_UTF8_NAME All names in this FS should be in UTF-8 format. * FSOLF_SYNCNOW Flush all dirty blocks for this FS. * FSOLF_NODRIVE Do not assign a drive letter to this FS. * FSOLF_STREAMS This FS supports streams. * FSOLF_DISABLE_OPLOCKS Oplocks are disabled on this FS. * FSOLF_RM_PENDING The volume is being removed (unmounted, deleted, * zapped etc.). * FSOLF_MDCACHE Enable VFS meta-data caching for this FS. * FSOLF_ERROR Inconsistencies detected in the volume. * FSOLF_SYSTEM This is a system volume, no del, ren, dtq, quotas etc * allowed * FSOLF_COMPLIANT This volume is compliant; supports retention on * immutable and unlinkable (no delete, no rename). * FSOLF_LITE_COMPLIANT This volume has a less-stringent compliant capability * FSOLF_SYSAUDIT This volume supports the storing of system audit logs */ #define FSOLF_NOEXPORT 0x00000001 #define FSOLF_READONLY 0x00000002 #define FSOLF_LOCKED 0x00000004 #define FSOLF_NOMON 0x00000008 #define FSOLF_NOSHOWMNT 0x00000010 #define FSOLF_CASE_INSENSITIVE 0x00000020 #define FSOLF_SUPPORTS_ACLS 0x00000040 #define FSOLF_UTF8_NAME 0x00000080 #define FSOLF_MIRRORING 0x00000100 #define FSOLF_SYNCNOW 0x00000200 #define FSOLF_NODRIVE 0x00000400 #define FSOLF_OFFLINE 0x00000800 #define FSOLF_STREAMS 0x00001000 #define FSOLF_DISABLE_OPLOCKS 0x00002000 #define FSOLF_RM_PENDING 0x00004000 #define FSOLF_MDCACHE 0x00008000 #define FSOLF_MNT_IN_PROGRESS 0x00010000 #define FSOLF_NO_ATIME 0x00020000 #define FSOLF_ERROR 0x00040000 #define FSOLF_SYSTEM 0x00080000 #define FSOLF_COMPLIANT 0x00100000 #define FSOLF_LITE_COMPLIANT 0x00200000 #define FSOLF_SYSAUDIT 0x00400000 #define FSOLF_NO_CASE_SENSITIVE 0x00800000 #define FSOLF_XVATTR 0x02000000 #define FSOLF_DIRENTFLAGS 0x04000000 /* * The following flags are shared between live and checkpoint volumes. */ #define FSOLF_SHARED_FLAGS (FSOLF_CASE_INSENSITIVE | FSOLF_UTF8_NAME | \ FSOLF_STREAMS) /* * the following flags are dynamically set and reset so should not be stored * in volume. */ #define FSOLF_MASK ~(FSOLF_NOEXPORT | FSOLF_READONLY | \ FSOLF_LOCKED | FSOLF_NOMON | \ FSOLF_SYNCNOW | FSOLF_NOSHOWMNT | \ FSOLF_NODRIVE | FSOLF_RM_PENDING) /* * case_flag: set FHF_IGNORECASE for case-insensitive compare. */ struct fs_stream_info { char name[MAXPATHLEN]; uint64_t size; }; int fhopen(const struct smb_node *, int); int smb_vop_init(void); void smb_vop_fini(void); void smb_vop_start(void); int smb_vop_open(vnode_t **, int, cred_t *); int smb_vop_close(vnode_t *, int, cred_t *); int smb_vop_read(vnode_t *, uio_t *, cred_t *); int smb_vop_write(vnode_t *, uio_t *, unsigned int *, uint32_t *, cred_t *); int smb_vop_getattr(vnode_t *, vnode_t *, smb_attr_t *, int, cred_t *); int smb_vop_setattr(vnode_t *, vnode_t *, smb_attr_t *, int, cred_t *, boolean_t); int smb_vop_access(vnode_t *, int, int, vnode_t *, cred_t *); void smb_vop_eaccess(vnode_t *, int *, int, vnode_t *, cred_t *); int smb_vop_lookup(vnode_t *, char *, vnode_t **, char *, int, vnode_t *, cred_t *); int smb_vop_create(vnode_t *, char *, smb_attr_t *, vnode_t **, int, cred_t *, vsecattr_t *); int smb_vop_remove(vnode_t *, char *, int, cred_t *); int smb_vop_rename(vnode_t *, char *, vnode_t *, char *, int, cred_t *); int smb_vop_mkdir(vnode_t *, char *, smb_attr_t *, vnode_t **, int, cred_t *, vsecattr_t *); int smb_vop_rmdir(vnode_t *, char *, int, cred_t *); int smb_vop_readdir(vnode_t *, uint32_t *, char *, int *, ino64_t *, vnode_t **, char *, int, cred_t *); int smb_vop_commit(vnode_t *, cred_t *); int smb_vop_getdents(struct smb_node *, uint32_t *, uint64_t *, int32_t *, char *, char *, uint32_t, struct smb_request *, cred_t *); int smb_vop_statfs(vnode_t *, struct statvfs64 *, cred_t *); int smb_vop_stream_lookup(vnode_t *, char *, vnode_t **, char *, vnode_t **, int, vnode_t *, cred_t *); int smb_vop_stream_create(vnode_t *, char *, smb_attr_t *, vnode_t **, vnode_t **, int, cred_t *); int smb_vop_stream_remove(vnode_t *, char *, int, cred_t *); int smb_vop_stream_readdir(vnode_t *, uint32_t *, struct fs_stream_info *, vnode_t **, vnode_t **, int, cred_t *); int smb_vop_lookup_xattrdir(vnode_t *, vnode_t **, int, cred_t *); int smb_vop_traverse_check(vnode_t **); int smb_vop_acl_read(vnode_t *, acl_t **, int, acl_type_t, cred_t *); int smb_vop_acl_write(vnode_t *, acl_t *, int, cred_t *); acl_type_t smb_vop_acl_type(vnode_t *); int smb_vop_shrlock(vnode_t *, uint32_t, uint32_t, uint32_t, cred_t *); int smb_vop_unshrlock(vnode_t *, uint32_t, cred_t *); #ifdef __cplusplus } #endif #endif /* _SMBSRV_SMB_VOPS_H */