/*
- * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2014 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
#include <sys/mount_internal.h>
#include <sys/vnode_internal.h>
-#ifndef __LP64__
-#define VFS_THREAD_SAFE_FLAG VFC_VFSTHREADSAFE /* This is only defined for 32-bit */
-#else
-#define VFS_THREAD_SAFE_FLAG 0
-#endif /* __LP64__ */
-
-
/*
* These define the root filesystem, device, and root filesystem type.
*/
struct vnode *rootvnode;
#ifdef CONFIG_IMGSRC_ACCESS
-struct vnode *imgsrc_rootvnode;
-#endif /* IMGSRC_ACESS */
+struct vnode *imgsrc_rootvnodes[MAX_IMAGEBOOT_NESTING]; /* [0] -> source volume, [1] -> first disk image */
+#endif /* CONFIG_IMGSRC_ACCESS */
int (*mountroot)(void) = NULL;
*/
extern struct vfsops mfs_vfsops;
extern int mfs_mountroot(mount_t, vnode_t, vfs_context_t); /* dead */
-extern struct vfsops hfs_vfsops;
-extern int hfs_mountroot(mount_t, vnode_t, vfs_context_t);
extern struct vfsops nfs_vfsops;
extern int nfs_mountroot(void);
extern struct vfsops afs_vfsops;
extern struct vfsops null_vfsops;
-extern struct vfsops union_vfsops;
extern struct vfsops devfs_vfsops;
+extern struct vfsops routefs_vfsops;
+extern struct vfsops nullfs_vfsops;
+
+#if MOCKFS
+extern struct vfsops mockfs_vfsops;
+extern int mockfs_mountroot(mount_t, vnode_t, vfs_context_t);
+#endif /* MOCKFS */
/*
* For nfs_mountroot(void) cast. nfs_mountroot ignores its parameters, if
*/
typedef int (*mountroot_t)(mount_t, vnode_t, vfs_context_t);
+enum fs_type_num {
+ FT_NFS = 2,
+ FT_DEVFS = 19,
+ FT_SYNTHFS = 20,
+ FT_ROUTEFS = 21,
+ FT_NULLFS = 22,
+ FT_MOCKFS = 0x6D6F636B
+};
+
/*
* Set up the filesystem operations for vnodes.
*/
static struct vfstable vfstbllist[] = {
- /* HFS/HFS+ Filesystem */
-#if HFS
- { &hfs_vfsops, "hfs", 17, 0, (MNT_LOCAL | MNT_DOVOLFS), hfs_mountroot, NULL, 0, 0, VFC_VFSLOCALARGS | VFC_VFSREADDIR_EXTENDED | VFS_THREAD_SAFE_FLAG | VFC_VFS64BITREADY | VFC_VFSVNOP_PAGEOUTV2, NULL, 0},
-#endif
-
- /* Memory-based Filesystem */
-
-#ifndef __LP64__
-#if MFS
- { &mfs_vfsops, "mfs", 3, 0, MNT_LOCAL, mfs_mountroot, NULL, 0, 0, VFC_VFSGENERICARGS, NULL, 0},
-#endif
-#endif /* __LP64__ */
-
/* Sun-compatible Network Filesystem */
#if NFSCLIENT
- { &nfs_vfsops, "nfs", 2, 0, 0, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFC_VFSPREFLIGHT | VFS_THREAD_SAFE_FLAG | VFC_VFS64BITREADY | VFC_VFSREADDIR_EXTENDED, NULL, 0},
-#endif
-
- /* Andrew Filesystem */
-#ifndef __LP64__
-#if AFS
- { &afs_vfsops, "andrewfs", 13, 0, 0, afs_mountroot, NULL, 0, 0, VFC_VFSGENERICARGS , NULL, 0},
-#endif
-#endif /* __LP64__ */
-
- /* Loopback (Minimal) Filesystem Layer */
-#ifndef __LP64__
-#if NULLFS
- { &null_vfsops, "loopback", 9, 0, 0, NULL, NULL, 0, 0, VFC_VFSGENERICARGS , NULL, 0},
-#endif
-#endif /* __LP64__ */
-
- /* Union (translucent) Filesystem */
-#if UNION
- { &union_vfsops, "unionfs", 15, 0, 0, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFS_THREAD_SAFE_FLAG | VFC_VFS64BITREADY, NULL, 0},
+ { &nfs_vfsops, "nfs", FT_NFS, 0, 0, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFC_VFSPREFLIGHT | VFC_VFS64BITREADY | VFC_VFSREADDIR_EXTENDED, NULL, 0, NULL},
#endif
/* Device Filesystem */
#if DEVFS
#if CONFIG_MACF
- { &devfs_vfsops, "devfs", 19, 0, (MNT_DONTBROWSE | MNT_MULTILABEL), NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFS_THREAD_SAFE_FLAG | VFC_VFS64BITREADY, NULL, 0},
+ { &devfs_vfsops, "devfs", FT_DEVFS, 0, MNT_MULTILABEL, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFC_VFS64BITREADY, NULL, 0, NULL},
#else
- { &devfs_vfsops, "devfs", 19, 0, MNT_DONTBROWSE, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFS_THREAD_SAFE_FLAG | VFC_VFS64BITREADY, NULL, 0},
+ { &devfs_vfsops, "devfs", FT_DEVFS, 0, 0, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFC_VFS64BITREADY, NULL, 0, NULL},
#endif /* MAC */
#endif
#ifndef __LP64__
#endif /* __LP64__ */
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0},
- {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0}
+#if NULLFS
+ { &nullfs_vfsops, "nullfs", FT_NULLFS, 0, (MNT_DONTBROWSE | MNT_RDONLY), NULL, NULL, 0, 0, VFC_VFS64BITREADY, NULL, 0, NULL},
+#endif /* NULLFS */
+
+#if MOCKFS
+ /* If we are configured for it, mockfs should always be the last standard entry (and thus the last FS we attempt mountroot with) */
+ { &mockfs_vfsops, "mockfs", FT_MOCKFS, 0, MNT_LOCAL, mockfs_mountroot, NULL, 0, 0, VFC_VFSGENERICARGS, NULL, 0, NULL},
+#endif /* MOCKFS */
+
+#if ROUTEFS
+ /* If we are configured for it, mockfs should always be the last standard entry (and thus the last FS we attempt mountroot with) */
+ { &routefs_vfsops, "routefs", FT_ROUTEFS, 0, MNT_LOCAL, NULL, NULL, 0, 0, VFC_VFSGENERICARGS | VFC_VFS64BITREADY, NULL, 0, NULL},
+#endif /* ROUTEFS */
+ {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0, NULL},
+ {NULL, "<unassigned>", 0, 0, 0, NULL, NULL, 0, 0, 0, NULL, 0, NULL},
};
/*
- * Initially the size of the list, vfs_init will set maxvfsconf
- * to the highest defined type number.
+ * vfs_init will set maxvfstypenum to the highest defined type number.
*/
-int maxvfsslots = sizeof(vfstbllist) / sizeof (struct vfstable);
+const int maxvfsslots = sizeof(vfstbllist) / sizeof (struct vfstable);
int numused_vfsslots = 0;
-int maxvfsconf = sizeof(vfstbllist) / sizeof (struct vfstable);
+int numregistered_fses = 0;
+int maxvfstypenum = VT_NON + 1;
struct vfstable *vfsconf = vfstbllist;
/*
extern struct vnodeopv_desc spec_nfsv4nodeop_opv_desc;
extern struct vnodeopv_desc fifo_nfsv4nodeop_opv_desc;
extern struct vnodeopv_desc null_vnodeop_opv_desc;
-extern struct vnodeopv_desc hfs_vnodeop_opv_desc;
-extern struct vnodeopv_desc hfs_std_vnodeop_opv_desc;
-extern struct vnodeopv_desc hfs_specop_opv_desc;
-extern struct vnodeopv_desc hfs_fifoop_opv_desc;
-extern struct vnodeopv_desc union_vnodeop_opv_desc;
extern struct vnodeopv_desc devfs_vnodeop_opv_desc;
extern struct vnodeopv_desc devfs_spec_vnodeop_opv_desc;
#if FDESC
extern struct vnodeopv_desc devfs_fdesc_vnodeop_opv_desc;
#endif /* FDESC */
+#if MOCKFS
+extern struct vnodeopv_desc mockfs_vnodeop_opv_desc;
+#endif /* MOCKFS */
+
+extern struct vnodeopv_desc nullfs_vnodeop_opv_desc;
+
struct vnodeopv_desc *vfs_opv_descs[] = {
&dead_vnodeop_opv_desc,
#if FIFO && SOCKETS
&fifo_nfsv4nodeop_opv_desc,
#endif
#endif
-#if NULLFS
- &null_vnodeop_opv_desc,
-#endif
-#if HFS
- &hfs_vnodeop_opv_desc,
- &hfs_std_vnodeop_opv_desc,
- &hfs_specop_opv_desc,
-#if FIFO
- &hfs_fifoop_opv_desc,
-#endif
-#endif
-#if UNION
- &union_vnodeop_opv_desc,
-#endif
#if DEVFS
&devfs_vnodeop_opv_desc,
&devfs_spec_vnodeop_opv_desc,
&devfs_fdesc_vnodeop_opv_desc,
#endif /* FDESC */
#endif /* DEVFS */
+#if NULLFS
+ &nullfs_vnodeop_opv_desc,
+#endif /* NULLFS */
+#if MOCKFS
+ &mockfs_vnodeop_opv_desc,
+#endif /* MOCKFS */
NULL
};
projects / apple / xnu.git / blobdiff