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ext2_vnops.c (30280) ext2_vnops.c (30431)
1/*
2 * modified for EXT2FS support in Lites 1.1
3 *
4 * Aug 1995, Godmar Back (gback@cs.utah.edu)
5 * University of Utah, Department of Computer Science
6 */
7/*
8 * Copyright (c) 1982, 1986, 1989, 1993

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78
79static int ext2_fsync __P((struct vop_fsync_args *));
80static int ext2_read __P((struct vop_read_args *));
81static int ext2_write __P((struct vop_write_args *));
82
83/* Global vfs data structures for ufs. */
84vop_t **ext2_vnodeop_p;
85static struct vnodeopv_entry_desc ext2_vnodeop_entries[] = {
1/*
2 * modified for EXT2FS support in Lites 1.1
3 *
4 * Aug 1995, Godmar Back (gback@cs.utah.edu)
5 * University of Utah, Department of Computer Science
6 */
7/*
8 * Copyright (c) 1982, 1986, 1989, 1993

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78
79static int ext2_fsync __P((struct vop_fsync_args *));
80static int ext2_read __P((struct vop_read_args *));
81static int ext2_write __P((struct vop_write_args *));
82
83/* Global vfs data structures for ufs. */
84vop_t **ext2_vnodeop_p;
85static struct vnodeopv_entry_desc ext2_vnodeop_entries[] = {
86 { &vop_default_desc, (vop_t *)vn_default_error },
87 { &vop_lookup_desc, (vop_t *)vfs_cache_lookup }, /* lookup */
88 { &vop_cachedlookup_desc, (vop_t *)ext2_lookup }, /* lookup */
89 { &vop_create_desc, (vop_t *)ufs_create }, /* create */
90 { &vop_mknod_desc, (vop_t *)ufs_mknod }, /* mknod */
91 { &vop_open_desc, (vop_t *)ufs_open }, /* open */
92 { &vop_close_desc, (vop_t *)ufs_close }, /* close */
93 { &vop_access_desc, (vop_t *)ufs_access }, /* access */
94 { &vop_getattr_desc, (vop_t *)ufs_getattr }, /* getattr */
95 { &vop_setattr_desc, (vop_t *)ufs_setattr }, /* setattr */
96 { &vop_read_desc, (vop_t *)ext2_read }, /* read */
97 { &vop_write_desc, (vop_t *)ext2_write }, /* write */
98 { &vop_ioctl_desc, (vop_t *)ufs_ioctl }, /* ioctl */
99 { &vop_poll_desc, (vop_t *)ufs_poll }, /* poll */
100 { &vop_mmap_desc, (vop_t *)ufs_mmap }, /* mmap */
101 { &vop_fsync_desc, (vop_t *)ext2_fsync }, /* fsync */
102 { &vop_seek_desc, (vop_t *)ufs_seek }, /* seek */
103 { &vop_remove_desc, (vop_t *)ufs_remove }, /* remove */
104 { &vop_link_desc, (vop_t *)ufs_link }, /* link */
105 { &vop_rename_desc, (vop_t *)ufs_rename }, /* rename */
106 { &vop_mkdir_desc, (vop_t *)ufs_mkdir }, /* mkdir */
107 { &vop_rmdir_desc, (vop_t *)ufs_rmdir }, /* rmdir */
108 { &vop_symlink_desc, (vop_t *)ufs_symlink }, /* symlink */
109 { &vop_readdir_desc, (vop_t *)ext2_readdir }, /* readdir */
110 { &vop_readlink_desc, (vop_t *)ufs_readlink }, /* readlink */
111 { &vop_abortop_desc, (vop_t *)ufs_abortop }, /* abortop */
112 { &vop_inactive_desc, (vop_t *)ext2_inactive }, /* inactive */
113 { &vop_reclaim_desc, (vop_t *)ufs_reclaim }, /* reclaim */
114 { &vop_lock_desc, (vop_t *)ufs_lock }, /* lock */
115 { &vop_unlock_desc, (vop_t *)ufs_unlock }, /* unlock */
116 { &vop_bmap_desc, (vop_t *)ufs_bmap }, /* bmap */
117 { &vop_strategy_desc, (vop_t *)ufs_strategy }, /* strategy */
118 { &vop_print_desc, (vop_t *)ufs_print }, /* print */
119 { &vop_islocked_desc, (vop_t *)ufs_islocked }, /* islocked */
120 { &vop_pathconf_desc, (vop_t *)ufs_pathconf }, /* pathconf */
121 { &vop_advlock_desc, (vop_t *)ufs_advlock }, /* advlock */
122 { &vop_blkatoff_desc, (vop_t *)ext2_blkatoff }, /* blkatoff */
123 { &vop_valloc_desc, (vop_t *)ext2_valloc }, /* valloc */
124 { &vop_reallocblks_desc, (vop_t *)ext2_reallocblks }, /* reallocblks */
125 { &vop_vfree_desc, (vop_t *)ext2_vfree }, /* vfree */
126 { &vop_truncate_desc, (vop_t *)ext2_truncate }, /* truncate */
127 { &vop_update_desc, (vop_t *)ext2_update }, /* update */
128 { &vop_bwrite_desc, (vop_t *)vn_bwrite }, /* bwrite */
86 { &vop_default_desc, (vop_t *) vn_default_error },
87 { &vop_abortop_desc, (vop_t *) ufs_abortop },
88 { &vop_access_desc, (vop_t *) ufs_access },
89 { &vop_advlock_desc, (vop_t *) ufs_advlock },
90 { &vop_blkatoff_desc, (vop_t *) ext2_blkatoff },
91 { &vop_bmap_desc, (vop_t *) ufs_bmap },
92 { &vop_bwrite_desc, (vop_t *) vn_bwrite },
93 { &vop_cachedlookup_desc, (vop_t *) ext2_lookup },
94 { &vop_close_desc, (vop_t *) ufs_close },
95 { &vop_create_desc, (vop_t *) ufs_create },
96 { &vop_fsync_desc, (vop_t *) ext2_fsync },
97 { &vop_getattr_desc, (vop_t *) ufs_getattr },
98 { &vop_inactive_desc, (vop_t *) ext2_inactive },
99 { &vop_ioctl_desc, (vop_t *) ufs_ioctl },
100 { &vop_islocked_desc, (vop_t *) ufs_islocked },
101 { &vop_link_desc, (vop_t *) ufs_link },
102 { &vop_lock_desc, (vop_t *) ufs_lock },
103 { &vop_lookup_desc, (vop_t *) vfs_cache_lookup },
104 { &vop_mkdir_desc, (vop_t *) ufs_mkdir },
105 { &vop_mknod_desc, (vop_t *) ufs_mknod },
106 { &vop_mmap_desc, (vop_t *) ufs_mmap },
107 { &vop_open_desc, (vop_t *) ufs_open },
108 { &vop_pathconf_desc, (vop_t *) ufs_pathconf },
109 { &vop_poll_desc, (vop_t *) ufs_poll },
110 { &vop_print_desc, (vop_t *) ufs_print },
111 { &vop_read_desc, (vop_t *) ext2_read },
112 { &vop_readdir_desc, (vop_t *) ext2_readdir },
113 { &vop_readlink_desc, (vop_t *) ufs_readlink },
114 { &vop_reallocblks_desc, (vop_t *) ext2_reallocblks },
115 { &vop_reclaim_desc, (vop_t *) ufs_reclaim },
116 { &vop_remove_desc, (vop_t *) ufs_remove },
117 { &vop_rename_desc, (vop_t *) ufs_rename },
118 { &vop_rmdir_desc, (vop_t *) ufs_rmdir },
119 { &vop_seek_desc, (vop_t *) ufs_seek },
120 { &vop_setattr_desc, (vop_t *) ufs_setattr },
121 { &vop_strategy_desc, (vop_t *) ufs_strategy },
122 { &vop_symlink_desc, (vop_t *) ufs_symlink },
123 { &vop_truncate_desc, (vop_t *) ext2_truncate },
124 { &vop_unlock_desc, (vop_t *) ufs_unlock },
125 { &vop_update_desc, (vop_t *) ext2_update },
126 { &vop_valloc_desc, (vop_t *) ext2_valloc },
127 { &vop_vfree_desc, (vop_t *) ext2_vfree },
128 { &vop_write_desc, (vop_t *) ext2_write },
129 { NULL, NULL }
130};
131static struct vnodeopv_desc ext2fs_vnodeop_opv_desc =
132 { &ext2_vnodeop_p, ext2_vnodeop_entries };
133
134vop_t **ext2_specop_p;
135static struct vnodeopv_entry_desc ext2_specop_entries[] = {
129 { NULL, NULL }
130};
131static struct vnodeopv_desc ext2fs_vnodeop_opv_desc =
132 { &ext2_vnodeop_p, ext2_vnodeop_entries };
133
134vop_t **ext2_specop_p;
135static struct vnodeopv_entry_desc ext2_specop_entries[] = {
136 { &vop_default_desc, (vop_t *)vn_default_error },
137 { &vop_lookup_desc, (vop_t *)spec_lookup }, /* lookup */
138/* XXX: vop_cachedlookup */
139 { &vop_create_desc, (vop_t *)spec_create }, /* create */
140 { &vop_mknod_desc, (vop_t *)spec_mknod }, /* mknod */
141 { &vop_open_desc, (vop_t *)spec_open }, /* open */
142 { &vop_close_desc, (vop_t *)ufsspec_close }, /* close */
143 { &vop_access_desc, (vop_t *)ufs_access }, /* access */
144 { &vop_getattr_desc, (vop_t *)ufs_getattr }, /* getattr */
145 { &vop_setattr_desc, (vop_t *)ufs_setattr }, /* setattr */
146 { &vop_read_desc, (vop_t *)ufsspec_read }, /* read */
147 { &vop_write_desc, (vop_t *)ufsspec_write }, /* write */
148 { &vop_ioctl_desc, (vop_t *)spec_ioctl }, /* ioctl */
149 { &vop_poll_desc, (vop_t *)spec_poll }, /* poll */
150 { &vop_mmap_desc, (vop_t *)spec_mmap }, /* mmap */
151 { &vop_fsync_desc, (vop_t *)ext2_fsync }, /* fsync */
152 { &vop_seek_desc, (vop_t *)spec_seek }, /* seek */
153 { &vop_remove_desc, (vop_t *)spec_remove }, /* remove */
154 { &vop_link_desc, (vop_t *)spec_link }, /* link */
155 { &vop_rename_desc, (vop_t *)spec_rename }, /* rename */
156 { &vop_mkdir_desc, (vop_t *)spec_mkdir }, /* mkdir */
157 { &vop_rmdir_desc, (vop_t *)spec_rmdir }, /* rmdir */
158 { &vop_symlink_desc, (vop_t *)spec_symlink }, /* symlink */
159 { &vop_readdir_desc, (vop_t *)spec_readdir }, /* readdir */
160 { &vop_readlink_desc, (vop_t *)spec_readlink }, /* readlink */
161 { &vop_abortop_desc, (vop_t *)spec_abortop }, /* abortop */
162 { &vop_inactive_desc, (vop_t *)ext2_inactive }, /* inactive */
163 { &vop_reclaim_desc, (vop_t *)ufs_reclaim }, /* reclaim */
164 { &vop_lock_desc, (vop_t *)ufs_lock }, /* lock */
165 { &vop_unlock_desc, (vop_t *)ufs_unlock }, /* unlock */
166 { &vop_bmap_desc, (vop_t *)spec_bmap }, /* bmap */
167 { &vop_strategy_desc, (vop_t *)spec_strategy }, /* strategy */
168 { &vop_print_desc, (vop_t *)ufs_print }, /* print */
169 { &vop_islocked_desc, (vop_t *)ufs_islocked }, /* islocked */
170 { &vop_pathconf_desc, (vop_t *)spec_pathconf }, /* pathconf */
171 { &vop_advlock_desc, (vop_t *)spec_advlock }, /* advlock */
172 { &vop_blkatoff_desc, (vop_t *)spec_blkatoff }, /* blkatoff */
173 { &vop_valloc_desc, (vop_t *)spec_valloc }, /* valloc */
174 { &vop_reallocblks_desc, (vop_t *)spec_reallocblks }, /* reallocblks */
175 { &vop_vfree_desc, (vop_t *)ext2_vfree }, /* vfree */
176 { &vop_truncate_desc, (vop_t *)spec_truncate }, /* truncate */
177 { &vop_update_desc, (vop_t *)ext2_update }, /* update */
178 { &vop_bwrite_desc, (vop_t *)vn_bwrite }, /* bwrite */
136 { &vop_default_desc, (vop_t *) vn_default_error },
137 { &vop_abortop_desc, (vop_t *) spec_abortop },
138 { &vop_access_desc, (vop_t *) ufs_access },
139 { &vop_advlock_desc, (vop_t *) spec_advlock },
140 { &vop_blkatoff_desc, (vop_t *) spec_blkatoff },
141 { &vop_bmap_desc, (vop_t *) spec_bmap },
142 { &vop_bwrite_desc, (vop_t *) vn_bwrite },
143 { &vop_close_desc, (vop_t *) ufsspec_close },
144 { &vop_create_desc, (vop_t *) spec_create },
145 { &vop_fsync_desc, (vop_t *) ext2_fsync },
146 { &vop_getattr_desc, (vop_t *) ufs_getattr },
147 { &vop_inactive_desc, (vop_t *) ext2_inactive },
148 { &vop_ioctl_desc, (vop_t *) spec_ioctl },
149 { &vop_islocked_desc, (vop_t *) ufs_islocked },
150 { &vop_link_desc, (vop_t *) spec_link },
151 { &vop_lock_desc, (vop_t *) ufs_lock },
152 { &vop_lookup_desc, (vop_t *) spec_lookup },
153 { &vop_mkdir_desc, (vop_t *) spec_mkdir },
154 { &vop_mknod_desc, (vop_t *) spec_mknod },
155 { &vop_mmap_desc, (vop_t *) spec_mmap },
156 { &vop_open_desc, (vop_t *) spec_open },
157 { &vop_pathconf_desc, (vop_t *) spec_pathconf },
158 { &vop_poll_desc, (vop_t *) spec_poll },
159 { &vop_print_desc, (vop_t *) ufs_print },
160 { &vop_read_desc, (vop_t *) ufsspec_read },
161 { &vop_readdir_desc, (vop_t *) spec_readdir },
162 { &vop_readlink_desc, (vop_t *) spec_readlink },
163 { &vop_reallocblks_desc, (vop_t *) spec_reallocblks },
164 { &vop_reclaim_desc, (vop_t *) ufs_reclaim },
165 { &vop_remove_desc, (vop_t *) spec_remove },
166 { &vop_rename_desc, (vop_t *) spec_rename },
167 { &vop_rmdir_desc, (vop_t *) spec_rmdir },
168 { &vop_seek_desc, (vop_t *) spec_seek },
169 { &vop_setattr_desc, (vop_t *) ufs_setattr },
170 { &vop_strategy_desc, (vop_t *) spec_strategy },
171 { &vop_symlink_desc, (vop_t *) spec_symlink },
172 { &vop_truncate_desc, (vop_t *) spec_truncate },
173 { &vop_unlock_desc, (vop_t *) ufs_unlock },
174 { &vop_update_desc, (vop_t *) ext2_update },
175 { &vop_valloc_desc, (vop_t *) spec_valloc },
176 { &vop_vfree_desc, (vop_t *) ext2_vfree },
177 { &vop_write_desc, (vop_t *) ufsspec_write },
179 { NULL, NULL }
180};
181static struct vnodeopv_desc ext2fs_specop_opv_desc =
182 { &ext2_specop_p, ext2_specop_entries };
183
184vop_t **ext2_fifoop_p;
185static struct vnodeopv_entry_desc ext2_fifoop_entries[] = {
178 { NULL, NULL }
179};
180static struct vnodeopv_desc ext2fs_specop_opv_desc =
181 { &ext2_specop_p, ext2_specop_entries };
182
183vop_t **ext2_fifoop_p;
184static struct vnodeopv_entry_desc ext2_fifoop_entries[] = {
186 { &vop_default_desc, (vop_t *)vn_default_error },
187 { &vop_lookup_desc, (vop_t *)fifo_lookup }, /* lookup */
188/* XXX: vop_cachedlookup */
189 { &vop_create_desc, (vop_t *)fifo_create }, /* create */
190 { &vop_mknod_desc, (vop_t *)fifo_mknod }, /* mknod */
191 { &vop_open_desc, (vop_t *)fifo_open }, /* open */
192 { &vop_close_desc, (vop_t *)ufsfifo_close }, /* close */
193 { &vop_access_desc, (vop_t *)ufs_access }, /* access */
194 { &vop_getattr_desc, (vop_t *)ufs_getattr }, /* getattr */
195 { &vop_setattr_desc, (vop_t *)ufs_setattr }, /* setattr */
196 { &vop_read_desc, (vop_t *)ufsfifo_read }, /* read */
197 { &vop_write_desc, (vop_t *)ufsfifo_write }, /* write */
198 { &vop_ioctl_desc, (vop_t *)fifo_ioctl }, /* ioctl */
199 { &vop_poll_desc, (vop_t *)fifo_poll }, /* poll */
200 { &vop_mmap_desc, (vop_t *)fifo_mmap }, /* mmap */
201 { &vop_fsync_desc, (vop_t *)ext2_fsync }, /* fsync */
202 { &vop_seek_desc, (vop_t *)fifo_seek }, /* seek */
203 { &vop_remove_desc, (vop_t *)fifo_remove }, /* remove */
204 { &vop_link_desc, (vop_t *)fifo_link }, /* link */
205 { &vop_rename_desc, (vop_t *)fifo_rename }, /* rename */
206 { &vop_mkdir_desc, (vop_t *)fifo_mkdir }, /* mkdir */
207 { &vop_rmdir_desc, (vop_t *)fifo_rmdir }, /* rmdir */
208 { &vop_symlink_desc, (vop_t *)fifo_symlink }, /* symlink */
209 { &vop_readdir_desc, (vop_t *)fifo_readdir }, /* readdir */
210 { &vop_readlink_desc, (vop_t *)fifo_readlink }, /* readlink */
211 { &vop_abortop_desc, (vop_t *)fifo_abortop }, /* abortop */
212 { &vop_inactive_desc, (vop_t *)ext2_inactive }, /* inactive */
213 { &vop_reclaim_desc, (vop_t *)ufs_reclaim }, /* reclaim */
214 { &vop_lock_desc, (vop_t *)ufs_lock }, /* lock */
215 { &vop_unlock_desc, (vop_t *)ufs_unlock }, /* unlock */
216 { &vop_bmap_desc, (vop_t *)fifo_bmap }, /* bmap */
217 { &vop_strategy_desc, (vop_t *)fifo_strategy }, /* strategy */
218 { &vop_print_desc, (vop_t *)ufs_print }, /* print */
219 { &vop_islocked_desc, (vop_t *)ufs_islocked }, /* islocked */
220 { &vop_pathconf_desc, (vop_t *)fifo_pathconf }, /* pathconf */
221 { &vop_advlock_desc, (vop_t *)fifo_advlock }, /* advlock */
222 { &vop_blkatoff_desc, (vop_t *)fifo_blkatoff }, /* blkatoff */
223 { &vop_valloc_desc, (vop_t *)fifo_valloc }, /* valloc */
224 { &vop_reallocblks_desc, (vop_t *)fifo_reallocblks }, /* reallocblks */
225 { &vop_vfree_desc, (vop_t *)ext2_vfree }, /* vfree */
226 { &vop_truncate_desc, (vop_t *)fifo_truncate }, /* truncate */
227 { &vop_update_desc, (vop_t *)ext2_update }, /* update */
228 { &vop_bwrite_desc, (vop_t *)vn_bwrite }, /* bwrite */
185 { &vop_default_desc, (vop_t *) vn_default_error },
186 { &vop_abortop_desc, (vop_t *) fifo_abortop },
187 { &vop_access_desc, (vop_t *) ufs_access },
188 { &vop_advlock_desc, (vop_t *) fifo_advlock },
189 { &vop_blkatoff_desc, (vop_t *) fifo_blkatoff },
190 { &vop_bmap_desc, (vop_t *) fifo_bmap },
191 { &vop_bwrite_desc, (vop_t *) vn_bwrite },
192 { &vop_close_desc, (vop_t *) ufsfifo_close },
193 { &vop_create_desc, (vop_t *) fifo_create },
194 { &vop_fsync_desc, (vop_t *) ext2_fsync },
195 { &vop_getattr_desc, (vop_t *) ufs_getattr },
196 { &vop_inactive_desc, (vop_t *) ext2_inactive },
197 { &vop_ioctl_desc, (vop_t *) fifo_ioctl },
198 { &vop_islocked_desc, (vop_t *) ufs_islocked },
199 { &vop_link_desc, (vop_t *) fifo_link },
200 { &vop_lock_desc, (vop_t *) ufs_lock },
201 { &vop_lookup_desc, (vop_t *) fifo_lookup },
202 { &vop_mkdir_desc, (vop_t *) fifo_mkdir },
203 { &vop_mknod_desc, (vop_t *) fifo_mknod },
204 { &vop_mmap_desc, (vop_t *) fifo_mmap },
205 { &vop_open_desc, (vop_t *) fifo_open },
206 { &vop_pathconf_desc, (vop_t *) fifo_pathconf },
207 { &vop_poll_desc, (vop_t *) fifo_poll },
208 { &vop_print_desc, (vop_t *) ufs_print },
209 { &vop_read_desc, (vop_t *) ufsfifo_read },
210 { &vop_readdir_desc, (vop_t *) fifo_readdir },
211 { &vop_readlink_desc, (vop_t *) fifo_readlink },
212 { &vop_reallocblks_desc, (vop_t *) fifo_reallocblks },
213 { &vop_reclaim_desc, (vop_t *) ufs_reclaim },
214 { &vop_remove_desc, (vop_t *) fifo_remove },
215 { &vop_rename_desc, (vop_t *) fifo_rename },
216 { &vop_rmdir_desc, (vop_t *) fifo_rmdir },
217 { &vop_seek_desc, (vop_t *) fifo_seek },
218 { &vop_setattr_desc, (vop_t *) ufs_setattr },
219 { &vop_strategy_desc, (vop_t *) fifo_strategy },
220 { &vop_symlink_desc, (vop_t *) fifo_symlink },
221 { &vop_truncate_desc, (vop_t *) fifo_truncate },
222 { &vop_unlock_desc, (vop_t *) ufs_unlock },
223 { &vop_update_desc, (vop_t *) ext2_update },
224 { &vop_valloc_desc, (vop_t *) fifo_valloc },
225 { &vop_vfree_desc, (vop_t *) ext2_vfree },
226 { &vop_write_desc, (vop_t *) ufsfifo_write },
229 { NULL, NULL }
230};
231static struct vnodeopv_desc ext2fs_fifoop_opv_desc =
232 { &ext2_fifoop_p, ext2_fifoop_entries };
233
234#if defined(__FreeBSD__)
235 VNODEOP_SET(ext2fs_vnodeop_opv_desc);
236 VNODEOP_SET(ext2fs_specop_opv_desc);

--- 79 unchanged lines hidden --- 		227 { NULL, NULL }
228};
229static struct vnodeopv_desc ext2fs_fifoop_opv_desc =
230 { &ext2_fifoop_p, ext2_fifoop_entries };
231
232#if defined(__FreeBSD__)
233 VNODEOP_SET(ext2fs_vnodeop_opv_desc);
234 VNODEOP_SET(ext2fs_specop_opv_desc);

--- 79 unchanged lines hidden ---