Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 | /* * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * The contents of this file constitute Original Code as defined in and * are subject to the Apple Public Source License Version 1.1 (the * "License"). You may not use this file except in compliance with the * License. Please obtain a copy of the License at * http://www.apple.com/publicsource and read it before using this file. * * This Original Code and all software distributed under the License are * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License. * * @APPLE_LICENSE_HEADER_END@ */ /* Copyright (c) 1998, Apple Computer, Inc. All rights reserved. */ /* * Header file for synthfs data structures * * Change History: * * 17-Aug-1999 Pat Dirks New today. * */ #ifndef __SYNTHFS_H__ #define __SYNTHFS_H__ #include <sys/appleapiopts.h> #ifdef __APPLE_API_PRIVATE #include <sys/param.h> #include <sys/lock.h> #include <sys/queue.h> #include <sys/attr.h> #if DEBUG extern void Debugger(const char *message); /* Private to pexpert... */ #endif __END_DECLS /* XXX Get rid of this as soon as sys/malloc.h can be updated to define a real M_SYNTHFS */ #define M_SYNTHFS M_TEMP /* XXX Get rid of this as soon as sys/vnode.h can be updated to define a real VT_SYNTHFS */ #define VT_SYNTHFS (VT_OTHER+1) struct synthfs_mntdata { struct mount *synthfs_mp; /* filesystem vfs structure */ struct vnode *synthfs_rootvp; dev_t synthfs_mounteddev; unsigned long synthfs_nextid; unsigned long synthfs_filecount; unsigned long synthfs_dircount; unsigned long synthfs_encodingsused; LIST_HEAD(synthfs_fsvnodelist, vnode) synthfs_fsvnodes; }; /* * Various sorts of synthfs vnodes: */ enum synthfsnodetype { SYNTHFS_DIRECTORY = 1, SYNTHFS_FILE, SYNTHFS_SYMLINK }; struct synthfs_dir_node { unsigned long d_entrycount; TAILQ_HEAD(synthfs_d_subnodelist, synthfsnode) d_subnodes; }; struct synthfs_file_node { off_t f_size; }; struct synthfs_symlink_node { int s_length; char *s_symlinktarget; /* Dynamically allocated */ }; struct synthfsnode { TAILQ_ENTRY(synthfsnode) s_sibling; /* synthfsnodes in a given directory */ enum synthfsnodetype s_type; struct synthfsnode *s_parent; struct vnode *s_vp; char *s_name; struct lock__bsd__ s_lock; unsigned long s_nodeflags; /* Internal synthfs flags: IN_CHANGED, IN_MODIFIED, etc. */ unsigned long s_pflags; /* File system flags: IMMUTABLE, etc. */ unsigned long s_nodeid; unsigned long s_generation; mode_t s_mode; short s_linkcount; uid_t s_uid; gid_t s_gid; dev_t s_rdev; struct timeval s_createtime; struct timeval s_accesstime; struct timeval s_modificationtime; struct timeval s_changetime; struct timeval s_backuptime; unsigned long s_flags; /* inode flags: IMMUTABLE, APPEND, etc. */ unsigned long s_script; unsigned long s_finderInfo[8]; union { struct synthfs_dir_node d; struct synthfs_file_node f; struct synthfs_symlink_node s; } s_u; }; #define ROOT_DIRID 2 #define FIRST_SYNTHFS_ID 0x10 /* These flags are kept in flags. */ #define IN_ACCESS 0x0001 /* Access time update request. */ #define IN_CHANGE 0x0002 /* Change time update request. */ #define IN_UPDATE 0x0004 /* Modification time update request. */ #define IN_MODIFIED 0x0008 /* Node has been modified. */ #define IN_RENAME 0x0010 /* Node is being renamed. */ //#define IN_SHLOCK 0x0020 /* File has shared lock. */ //#define IN_EXLOCK 0x0040 /* File has exclusive lock. */ //#define IN_ALLOCATING 0x1000 /* vnode is in transit, wait or ignore */ //#define IN_WANT 0x2000 /* Its being waited for */ #define SYNTHFSTIMES(sp, t1, t2) { \ if ((sp)->s_nodeflags & (IN_ACCESS | IN_CHANGE | IN_UPDATE)) { \ (sp)->s_nodeflags |= IN_MODIFIED; \ if ((sp)->s_nodeflags & IN_ACCESS) { \ (sp)->s_accesstime = *(t1); \ }; \ if ((sp)->s_nodeflags & IN_UPDATE) { \ (sp)->s_modificationtime = *(t2); \ } \ if ((sp)->s_nodeflags & IN_CHANGE) { \ (sp)->s_changetime = time; \ }; \ (sp)->s_nodeflags &= ~(IN_ACCESS | IN_CHANGE | IN_UPDATE); \ } \ } #define ATTR_REF_DATA(attrrefptr) (((char *)(attrrefptr)) + ((attrrefptr)->attr_dataoffset)) #define STOV(SP) ((SP)->s_vp) #define VTOS(VP) ((struct synthfsnode *)((VP)->v_data)) #define VTOVFS(VP) ((VP)->v_mount) #define STOVFS(HP) ((SP)->s_vp->v_mount) #define SFSTOVFS(SFSMP) ((SFSMP)->sfs_mp) #define VTOSFS(VP) ((struct synthfs_mntdata *)((VP)->v_mount->mnt_data)) #define STOTFS(SP) ((struct synthfs_mntdata *)(SP)->s_vp->v_mount->mnt_data) #define VFSTOSFS(MP) ((struct synthfs_mntdata *)(MP)->mnt_data) #if DEBUG #define DBG_TRACE(P) printf P; #define DBG_INIT(P) printf P; #define DBG_VOP(P) printf P; //#define DBG_ASSERT(a) { if (!(a)) { panic("File "__FILE__", line %d: assertion '%s' failed.\n", __LINE__, #a); } } #define DBG_ASSERT(a) { if (!(a)) { Debugger("Oops - File __FILE__ , line __LINE__: assertion '"#a"' failed."); } } #else #define DBG_TRACE(P) #define DBG_INIT(P) #define DBG_VOP(P) #define DBG_ASSERT(a) #endif extern int (**synthfs_vnodeop_p)(void *); __BEGIN_DECLS int synthfs_mount __P((struct mount *, char *, caddr_t, struct nameidata *, struct proc *)); int synthfs_start __P((struct mount *, int, struct proc *)); int synthfs_unmount __P((struct mount *, int, struct proc *)); int synthfs_root __P((struct mount *, struct vnode **)); int synthfs_quotactl __P((struct mount *, int, uid_t, caddr_t, struct proc *)); int synthfs_statfs __P((struct mount *, struct statfs *, struct proc *)); int synthfs_sync __P((struct mount *, int, struct ucred *, struct proc *)); int synthfs_vget __P((struct mount *, void *ino, struct vnode **)); int synthfs_fhtovp __P((struct mount *, struct fid *, struct mbuf *, struct vnode **, int *, struct ucred **)); int synthfs_vptofh __P((struct vnode *, struct fid *)); int synthfs_init __P((struct vfsconf *)); int synthfs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t, struct proc *)); int synthfs_create __P((struct vop_create_args *)); int synthfs_open __P((struct vop_open_args *)); int synthfs_mmap __P((struct vop_mmap_args *)); int synthfs_access __P((struct vop_access_args *)); int synthfs_getattr __P((struct vop_getattr_args *)); int synthfs_setattr __P((struct vop_setattr_args *)); int synthfs_rename __P((struct vop_rename_args *)); int synthfs_select __P((struct vop_select_args *)); int synthfs_remove __P((struct vop_remove_args *)); int synthfs_mkdir __P((struct vop_mkdir_args *)); int synthfs_rmdir __P((struct vop_rmdir_args *)); int synthfs_symlink __P((struct vop_symlink_args *)); int synthfs_readlink __P((struct vop_readlink_args *)); int synthfs_readdir __P((struct vop_readdir_args *)); int synthfs_cached_lookup __P((struct vop_cachedlookup_args *)); int synthfs_lookup __P((struct vop_cachedlookup_args *)); int synthfs_pathconf __P((struct vop_pathconf_args *)); int synthfs_update __P((struct vop_update_args *)); int synthfs_lock __P((struct vop_lock_args *)); int synthfs_unlock __P((struct vop_unlock_args *)); int synthfs_islocked __P((struct vop_islocked_args *)); int synthfs_inactive __P((struct vop_inactive_args*)); int synthfs_reclaim __P((struct vop_reclaim_args*)); void synthfs_setupuio __P((struct iovec *iov, struct uio *uio, void *buffer, size_t bufsize, enum uio_seg space, enum uio_rw direction, struct proc *p)); int synthfs_new_directory __P((struct mount *mp, struct vnode *dp, const char *name, unsigned long nodeid, mode_t mode, struct proc *p, struct vnode **vpp)); int synthfs_new_symlink __P((struct mount *mp, struct vnode *dp, const char *name, unsigned long nodeid, char *targetstring, struct proc *p, struct vnode **vpp)); long synthfs_adddirentry __P((u_int32_t fileno, u_int8_t type, const char *name, struct uio *uio)); int synthfs_remove_entry __P((struct vnode *vp)); int synthfs_remove_directory __P((struct vnode *vp)); int synthfs_remove_symlink __P((struct vnode *vp)); int synthfs_move_rename_entry __P((struct vnode *source_vp, struct vnode *newparent_vp, char *newname)); int synthfs_derive_vnode_path __P((struct vnode *vp, char *vnpath, size_t pathbuffersize)); #endif /* __APPLE_API_PRIVATE */ #endif /* __SYNTHFS_H__ */ |