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 * MACOS OSI header file. Extends afs_osi.h.
13 * afs_osi.h includes this file, which is the only way this file should
14 * be included in a source file. This file can redefine macros declared in
18 #ifndef _OSI_MACHDEP_H_
19 #define _OSI_MACHDEP_H_
21 #ifdef XAFS_DARWIN_ENV
24 typedef unsigned short etap_event_t;
28 #ifdef AFS_DARWIN80_ENV
29 #include <kern/locks.h>
30 #include <sys/mount.h>
35 #include <sys/vnode.h>
37 #include <kern/thread.h>
39 #ifdef AFS_DARWIN80_ENV
40 #define vop_proc vfs_context_proc(ap->a_context)
41 #define vop_cred vfs_context_ucred(ap->a_context)
42 #define cn_proc(cnp) vfs_context_proc(ap->a_context)
43 #define cn_cred(cnp) vfs_context_ucred(ap->a_context)
44 #define vop_cn_proc vfs_context_proc(ap->a_context)
45 #define vop_cn_cred vfs_context_ucred(ap->a_context)
46 #define getpid() proc_selfpid()
47 #define getppid() proc_selfppid()
49 #define vop_proc ap->a_p
50 #define vop_cred ap->a_cred
51 #define cn_proc(cnp) (cnp)->cn_proc
52 #define cn_cred(cnp) (cnp)->cn_cred
53 #define vop_cn_proc cn_proc(ap->a_cnp)
54 #define vop_cn_cred cn_cred(ap->a_cnp)
55 #define getpid() current_proc()->p_pid
56 #define getppid() current_proc()->p_pptr->p_pid
59 #define gop_lookupname osi_lookupname
60 #undef gop_lookupname_user
61 #define gop_lookupname_user osi_lookupname_user
65 /* vcexcl - used only by afs_create */
66 enum vcexcl { EXCL, NONEXCL };
68 #ifndef AFS_DARWIN80_ENV
69 #define vnode_clearfsnode(x) ((x)->v_data = 0)
70 #define vnode_fsnode(x) (x)->v_data
71 #define vnode_lock(x) vn_lock(x, LK_EXCLUSIVE | LK_RETRY, current_proc());
72 #define vnode_isvroot(x) (((x)->v_flag & VROOT)?1:0)
73 #define vnode_vtype(x) (x)->v_type
74 #define vnode_isdir(x) ((x)->v_type == VDIR)
76 #define vfs_flags(x) (x)->v_flags
77 #define vfs_setflags(x, y) (x)->mnt_flag |= (y)
78 #define vfs_clearflags(x, y) (x)->mnt_flag &= (~(y))
79 #define vfs_isupdate(x) ((x)->mnt_flag & MNT_UPDATE)
80 #define vfs_fsprivate(x) (x)->mnt_data
81 #define vfs_setfsprivate(x,y) (x)->mnt_data = (y)
82 #define vfs_typenum(x) (x)->mnt_vfc->vfc_typenum
85 #ifdef AFS_DARWIN80_ENV
86 #define vrele vnode_rele
87 #define vput vnode_rele
88 #define vref vnode_ref
89 #define vattr vnode_attr
91 #define vn_lock(v, unused1, unused2) vnode_get((v))
92 #define VOP_LOCK(v, unused1, unused2) vnode_get((v))
93 #define VOP_UNLOCK(v, unused1, unused2) vnode_put((v))
96 #define va_size va_data_size
97 #define va_atime va_access_time
98 #define va_mtime va_modify_time
99 #define va_ctime va_change_time
100 #define va_bytes va_total_alloc
101 #define va_blocksize va_iosize
102 #define va_nodeid va_fileid
104 #define crref kauth_cred_get_with_ref
105 #define crhold kauth_cred_ref
106 #ifdef AFS_DARWIN100_ENV
107 #define crfree(X) kauth_cred_unref(&X)
109 #define crfree kauth_cred_rele
111 #define crdup kauth_cred_dup
112 #ifdef AFS_DARWIN100_ENV
113 #define ubc_msync_range(X,Y,Z,A) ubc_msync(X,Y,Z,NULL,A)
115 #define ubc_msync_range(X,Y,Z,A) ubc_sync_range(X,Y,Z,A)
117 extern vfs_context_t afs_osi_ctxtp;
118 extern int afs_osi_ctxtp_initialized;
120 extern u_int32_t afs_darwin_realmodes;
121 extern u_int32_t afs_darwin_fsevents;
124 * Time related macros
126 #ifdef AFS_DARWIN80_ENV
127 static inline time_t osi_Time(void) {
133 #define osi_Time() (time.tv_sec)
136 #ifdef AFS_DARWIN80_ENV
140 typedef struct ucred afs_ucred_t;
141 typedef struct proc afs_proc_t;
143 #define osi_vnhold(avc,r) VN_HOLD(AFSTOV(avc))
144 #define VN_HOLD(vp) darwin_vn_hold(vp)
145 #define VN_RELE(vp) vrele(vp);
147 void darwin_vn_hold(struct vnode *vp);
148 #ifdef AFS_DARWIN80_ENV
149 void darwin_vn_rele(struct vnode *vp);
152 #define gop_rdwr(rw,gp,base,len,offset,segflg,unit,cred,aresid) \
153 vn_rdwr((rw),(gp),(base),(len),(offset),(segflg),(unit),(cred),(aresid),current_proc())
157 extern thread_t afs_global_owner;
158 /* simple locks cannot be used since sleep can happen at any time */
159 #ifdef AFS_DARWIN80_ENV
160 /* mach locks still don't have an exported try, but we are forced to use them */
161 extern lck_mtx_t *afs_global_lock;
162 #define AFS_GLOCK() \
164 osi_Assert(afs_global_owner != current_thread()); \
165 lck_mtx_lock(afs_global_lock); \
166 osi_Assert(afs_global_owner == 0); \
167 afs_global_owner = current_thread(); \
169 #define AFS_GUNLOCK() \
171 osi_Assert(afs_global_owner == current_thread()); \
172 afs_global_owner = 0; \
173 lck_mtx_unlock(afs_global_lock); \
175 #define osi_InitGlock() \
177 afs_global_owner = 0; \
180 /* Should probably use mach locks rather than bsd locks, since we use the
181 mach thread control api's elsewhere (mach locks not used for consistency
182 with rx, since rx needs lock_write_try() in order to use mach locks
184 extern struct lock__bsd__ afs_global_lock;
185 #define AFS_GLOCK() \
187 lockmgr(&afs_global_lock, LK_EXCLUSIVE, 0, current_proc()); \
188 osi_Assert(afs_global_owner == 0); \
189 afs_global_owner = current_thread(); \
191 #define AFS_GUNLOCK() \
193 osi_Assert(afs_global_owner == current_thread()); \
194 afs_global_owner = 0; \
195 lockmgr(&afs_global_lock, LK_RELEASE, 0, current_proc()); \
197 #define osi_InitGlock() \
199 lockinit(&afs_global_lock, PLOCK, "afs global lock", 0, 0); \
200 afs_global_owner = 0; \
203 #define ISAFS_GLOCK() (afs_global_owner == current_thread())
210 #define SPLVAR int x;
212 #define NETPRI x=splnet();
214 #define USERPRI splx(x);
217 #define AFS_APPL_UFS_CACHE 1
218 #define AFS_APPL_HFS_CACHE 2
220 extern ino_t VnodeToIno(vnode_t avp);
221 extern dev_t VnodeToDev(vnode_t vp);
222 extern int igetinode(mount_t vfsp, dev_t dev , ino_t inode, vnode_t *vpp,
223 struct vattr *va, int *perror);
225 #define osi_curproc() current_proc()
228 #define osi_curcred() &afs_osi_cred
230 #ifdef AFS_DARWIN80_ENV
231 uio_t afsio_darwin_partialcopy(uio_t auio, int size);
233 #define uprintf printf
236 /* Vnode related macros */
238 #if defined(AFS_DARWIN80_ENV)
239 extern int afs_vfs_typenum;
240 # define vType(vc) vnode_vtype(AFSTOV(vc))
241 # define vSetVfsp(vc, vfsp)
242 # define vSetType(vc, type) (vc)->f.m.Type = (type)
243 # define SetAfsVnode(vn) /* nothing; done in getnewvnode() */
244 # define IsAfsVnode(v) (vfs_typenum(vnode_mount((v))) == afs_vfs_typenum)
246 extern int (**afs_vnodeop_p) ();
247 # define vType(vc) AFSTOV(vc)->v_type
248 # define vSetVfsp(vc, vfsp) AFSTOV(vc)->v_mount = (vfsp)
249 # define vSetType(vc, type) AFSTOV(vc)->v_type = (type)
250 # define IsAfsVnode(v) ((v)->v_op == afs_vnodeop_p)
251 # define SetAfsVnode(v) /* nothing; done in getnewvnode() */
254 #ifdef AFS_DARWIN80_ENV
255 #define osi_procname(procname, size) proc_selfname(procname, size)
257 #define osi_procname(procname, size) strncpy(procname, curproc->p_comm, size)
260 #endif /* _OSI_MACHDEP_H_ */