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;
122 * Time related macros
124 #ifndef AFS_DARWIN60_ENV
125 extern struct timeval time;
127 #ifdef AFS_DARWIN80_ENV
128 static inline time_t osi_Time(void) {
134 #define osi_Time() (time.tv_sec)
137 #ifdef AFS_DARWIN80_ENV
141 typedef struct ucred afs_ucred_t;
142 typedef struct proc afs_proc_t;
144 #define osi_vnhold(avc,r) VN_HOLD(AFSTOV(avc))
145 #define VN_HOLD(vp) darwin_vn_hold(vp)
146 #define VN_RELE(vp) vrele(vp);
148 void darwin_vn_hold(struct vnode *vp);
149 #ifdef AFS_DARWIN80_ENV
150 void darwin_vn_rele(struct vnode *vp);
153 #define gop_rdwr(rw,gp,base,len,offset,segflg,unit,cred,aresid) \
154 vn_rdwr((rw),(gp),(base),(len),(offset),(segflg),(unit),(cred),(aresid),current_proc())
159 extern thread_t afs_global_owner;
160 /* simple locks cannot be used since sleep can happen at any time */
161 #ifdef AFS_DARWIN80_ENV
162 /* mach locks still don't have an exported try, but we are forced to use them */
163 extern lck_mtx_t *afs_global_lock;
164 #define AFS_GLOCK() \
166 osi_Assert(afs_global_owner != current_thread()); \
167 lck_mtx_lock(afs_global_lock); \
168 osi_Assert(afs_global_owner == 0); \
169 afs_global_owner = current_thread(); \
171 #define AFS_GUNLOCK() \
173 osi_Assert(afs_global_owner == current_thread()); \
174 afs_global_owner = 0; \
175 lck_mtx_unlock(afs_global_lock); \
178 /* Should probably use mach locks rather than bsd locks, since we use the
179 mach thread control api's elsewhere (mach locks not used for consistency
180 with rx, since rx needs lock_write_try() in order to use mach locks
182 extern struct lock__bsd__ afs_global_lock;
183 #define AFS_GLOCK() \
185 lockmgr(&afs_global_lock, LK_EXCLUSIVE, 0, current_proc()); \
186 osi_Assert(afs_global_owner == 0); \
187 afs_global_owner = current_thread(); \
189 #define AFS_GUNLOCK() \
191 osi_Assert(afs_global_owner == current_thread()); \
192 afs_global_owner = 0; \
193 lockmgr(&afs_global_lock, LK_RELEASE, 0, current_proc()); \
196 #define ISAFS_GLOCK() (afs_global_owner == current_thread())
203 #define SPLVAR int x;
205 #define NETPRI x=splnet();
207 #define USERPRI splx(x);
210 #define AFS_APPL_UFS_CACHE 1
211 #define AFS_APPL_HFS_CACHE 2
213 extern ino_t VnodeToIno(vnode_t avp);
214 extern dev_t VnodeToDev(vnode_t vp);
215 extern int igetinode(mount_t vfsp, dev_t dev , ino_t inode, vnode_t *vpp,
216 struct vattr *va, int *perror);
218 #define osi_curproc() current_proc()
221 #define osi_curcred() &afs_osi_cred
223 #ifdef AFS_DARWIN80_ENV
224 uio_t afsio_darwin_partialcopy(uio_t auio, int size);
226 #define uprintf printf
229 #ifndef AFS_DARWIN80_ENV
230 #define ifaddr_address_family(x) (x)->ifa_addr->sa_family
231 #define ifaddr_address(x, y, z) memcpy(y, (x)->ifa_addr, z)
232 #define ifaddr_netmask(x, y, z) memcpy(y, (x)->ifa_netmask, z)
233 #define ifaddr_dstaddress(x, y, z) memcpy(y, (x)->ifa_dstaddr, z)
234 #define ifaddr_ifnet(x) (x?(x)->ifa_ifp:0)
235 #define ifnet_flags(x) (x?(x)->if_flags:0)
236 #define ifnet_metric(x) (x?(x)->if_data.ifi_metric:0)
237 /*#define ifnet_mtu(x) (x)->if_mtu*/
238 #define ifaddr_withnet(x) ifa_ifwithnet(x)
241 /* Vnode related macros */
243 #if defined(AFS_DARWIN80_ENV)
244 extern int afs_vfs_typenum;
245 # define vType(vc) vnode_vtype(AFSTOV(vc))
246 # define vSetVfsp(vc, vfsp)
247 # define vSetType(vc, type) (vc)->f.m.Type = (type)
248 # define SetAfsVnode(vn) /* nothing; done in getnewvnode() */
249 # define IsAfsVnode(v) (vfs_typenum(vnode_mount((v))) == afs_vfs_typenum)
251 extern int (**afs_vnodeop_p) ();
252 # define vType(vc) AFSTOV(vc)->v_type
253 # define vSetVfsp(vc, vfsp) AFSTOV(vc)->v_mount = (vfsp)
254 # define vSetType(vc, type) AFSTOV(vc)->v_type = (type)
255 # define IsAfsVnode(v) ((v)->v_op == afs_vnodeop_p)
256 # define SetAfsVnode(v) /* nothing; done in getnewvnode() */
261 #endif /* _OSI_MACHDEP_H_ */