| 1 | /* |
| 2 | * Copyright 2000, International Business Machines Corporation and others. |
| 3 | * All Rights Reserved. |
| 4 | * |
| 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 |
| 8 | */ |
| 9 | |
| 10 | |
| 11 | #include <afsconfig.h> |
| 12 | #include <afs/param.h> |
| 13 | |
| 14 | |
| 15 | #include <afs/sysincludes.h> |
| 16 | #include <afsincludes.h> |
| 17 | #include <sys/module.h> |
| 18 | #include <sys/sysproto.h> |
| 19 | #include <sys/syscall.h> |
| 20 | |
| 21 | extern struct vfsops afs_vfsops; |
| 22 | extern struct vnodeopv_desc afs_vnodeop_opv_desc; |
| 23 | extern struct mount *afs_globalVFS; |
| 24 | |
| 25 | MALLOC_DEFINE(M_AFS, "afsmisc", "memory used by the AFS filesystem"); |
| 26 | |
| 27 | #ifdef AFS_FBSD60_ENV |
| 28 | VFS_SET(afs_vfsops, afs, VFCF_NETWORK); |
| 29 | #else |
| 30 | int afs_module_handler(module_t mod, int what, void *arg); |
| 31 | |
| 32 | static struct vfsconf afs_vfsconf; |
| 33 | static moduledata_t afs_mod = { |
| 34 | "afs", |
| 35 | afs_module_handler, |
| 36 | &afs_mod |
| 37 | }; |
| 38 | |
| 39 | DECLARE_MODULE(afs, afs_mod, SI_SUB_VFS, SI_ORDER_MIDDLE); |
| 40 | #endif |
| 41 | |
| 42 | #ifndef AFS_FBSD60_ENV |
| 43 | int |
| 44 | afs_module_handler(module_t mod, int what, void *arg) |
| 45 | { |
| 46 | static int inited = 0; |
| 47 | int error = 0; |
| 48 | |
| 49 | switch (what) { |
| 50 | case MOD_LOAD: |
| 51 | if (inited) { |
| 52 | printf("afs cannot be MOD_LOAD'd more than once\n"); |
| 53 | error = EBUSY; |
| 54 | break; |
| 55 | } |
| 56 | memset(&afs_vfsconf, 0, sizeof(struct vfsconf)); |
| 57 | #ifdef AFS_FBSD53_ENV |
| 58 | afs_vfsconf.vfc_version = VFS_VERSION; |
| 59 | #endif |
| 60 | strcpy(afs_vfsconf.vfc_name, "AFS"); |
| 61 | afs_vfsconf.vfc_vfsops = &afs_vfsops; |
| 62 | afs_vfsconf.vfc_typenum = -1; /* set by vfs_register */ |
| 63 | afs_vfsconf.vfc_flags = VFCF_NETWORK; |
| 64 | if ((error = vfs_register(&afs_vfsconf)) != 0) |
| 65 | break; |
| 66 | vfs_add_vnodeops(&afs_vnodeop_opv_desc); |
| 67 | inited = 1; |
| 68 | break; |
| 69 | case MOD_UNLOAD: |
| 70 | #ifndef RXK_LISTENER_ENV |
| 71 | /* shutdown is incomplete unless RXK_LISTENER_ENV */ |
| 72 | printf("afs: I can't be unloaded yet\n"); |
| 73 | return -1; |
| 74 | #endif |
| 75 | if (!inited) { |
| 76 | error = 0; |
| 77 | break; |
| 78 | } |
| 79 | if ((error = vfs_unregister(&afs_vfsconf)) != 0) { |
| 80 | break; |
| 81 | } |
| 82 | vfs_rm_vnodeops(&afs_vnodeop_opv_desc); |
| 83 | break; |
| 84 | } |
| 85 | |
| 86 | return (error); |
| 87 | } |
| 88 | #endif |