2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
11 * FreeBSD inode operations
16 #include <afsconfig.h>
17 #include "afs/param.h"
21 #include "afs/sysincludes.h" /* Standard vendor system headers */
22 #include "afsincludes.h" /* Afs-based standard headers */
23 #include "afs/osi_inode.h"
24 #include "afs/afs_stats.h" /* statistics stuff */
25 #include <sys/queue.h>
27 #include <ufs/ufs/dinode.h>
28 #if defined(AFS_FBSD50_ENV)
29 #include <ufs/ufs/extattr.h>
31 #include <ufs/ufsmount.h>
34 getinode(fs, dev, inode, ipp, perror)
47 register struct ufsmount *ump;
48 register struct mount *mp;
50 #if defined(AFS_FBSD50_ENV)
51 mtx_lock(&mountlist_mtx);
53 simple_lock(&mountlist_slock);
55 if (mp = TAILQ_FIRST(&mountlist)) do {
57 * XXX Also do the test for MFS
61 if (mp->mnt_stat.f_type == MOUNT_UFS) {
63 if (ump->um_fs == NULL)
65 if (ump->um_dev == dev) {
69 mp = TAILQ_NEXT(mp, mnt_list);
70 } while (mp != TAILQ_FIRST(&mountlist));
71 #if defined(AFS_FBSD50_ENV)
72 mtx_unlock(&mountlist_mtx);
74 simple_unlock(&mountlist_slock);
79 #if defined(AFS_FBSD50_ENV)
80 code = VFS_VGET(fs, inode, 0, &vp);
82 code = VFS_VGET(fs, inode, &vp);
94 igetinode(vfsp, dev, inode, ipp, perror)
102 register int code = 0;
106 AFS_STATCNT(igetinode);
108 if ((code = getinode(vfsp, dev, inode, &ip, perror)) != 0) {
112 if (ip->i_mode == 0) {
113 /* Not an allocated inode */
118 if (ip->i_nlink == 0 || (ip->i_mode&IFMT) != IFREG) {
129 * icreate system call -- create an inode
131 afs_syscall_icreate(dev, near_inode, param1, param2, param3, param4, retval)
133 long dev, near_inode, param1, param2, param3, param4;
136 struct inode *ip, *newip;
140 AFS_STATCNT(afs_syscall_icreate);
145 code = getinode(0, (dev_t)dev, 2, &ip, &dummy);
149 code = ialloc(ip, (ino_t)near_inode, 0, &newip);
155 newip->i_flag |= IACC|IUPD|ICHG;
159 newip->i_mode = IFREG;
170 extern struct vfs_ubcops ufs_ubcops;
171 extern struct vm_ubc_object* ubc_object_allocate();
172 struct vm_ubc_object* vop;
173 vop = ubc_object_allocate(&vp, &ufs_ubcops,
174 vp->v_mount->m_funnel);
182 /* newip->i_flags |= IC_XUID|IC_XGID; */
183 /* newip->i_flags &= ~IC_PROPLIST; */
184 newip->i_vicep1 = param1;
185 if (param2 == 0x1fffffff/*INODESPECIAL*/) {
186 newip->i_vicep2 = ((0x1fffffff << 3) + (param4 & 0x3));
187 newip->i_vicep3a = (u_short)(param3 >> 16);
188 newip->i_vicep3b = (u_short)param3;
190 newip->i_vicep2 = (((param2 >> 16) & 0x1f) << 27) +
191 (((param4 >> 16) & 0x1f) << 22) +
193 newip->i_vicep3a = (u_short)param4;
194 newip->i_vicep3b = (u_short)param2;
196 newip->i_vicemagic = VICEMAGIC;
198 *retval = newip->i_number;
206 afs_syscall_iopen(dev, inode, usrmod, retval)
208 int dev, inode, usrmod;
212 struct vnode *vp = NULL;
215 extern struct fileops vnops;
218 AFS_STATCNT(afs_syscall_iopen);
223 code = igetinode(0, (dev_t)dev, (ino_t)inode, &ip, &dummy);
227 if ((code = falloc(curproc, &fp, &fd)) != 0) {
233 /* FreeBSD doesn't do much mp stuff yet :( */
235 fp->f_flag = (usrmod) & FMASK;
236 fp->f_type = DTYPE_VNODE;
238 fp->f_data = (caddr_t)ITOV(ip);
246 * Support for iinc() and idec() system calls--increment or decrement
248 * Restricted to super user.
249 * Only VICEMAGIC type inodes.
252 afs_syscall_iincdec(dev, inode, inode_p1, amount)
253 int dev, inode, inode_p1, amount;
262 code = igetinode(0, (dev_t)dev, (ino_t)inode, &ip, &dummy);
266 if (!IS_VICEMAGIC(ip)) {
268 } else if (ip->i_vicep1 != inode_p1) {
271 ip->i_nlink += amount;
272 if (ip->i_nlink == 0) {
281 afs_syscall_icreate(dev, near_inode, param1, param2, param3, param4, retval)
283 long dev, near_inode, param1, param2, param3, param4;
289 afs_syscall_iopen(dev, inode, usrmod, retval)
291 int dev, inode, usrmod;
297 afs_syscall_iincdec(dev, inode, inode_p1, amount)
298 int dev, inode, inode_p1, amount;