1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _OBJFS_IMPL_H 28*0Sstevel@tonic-gate #define _OBJFS_IMPL_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <sys/modctl.h> 33*0Sstevel@tonic-gate #include <sys/vfs.h> 34*0Sstevel@tonic-gate #include <sys/vnode.h> 35*0Sstevel@tonic-gate #include <sys/gfs.h> 36*0Sstevel@tonic-gate #include <sys/objfs.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #ifdef __cplusplus 39*0Sstevel@tonic-gate extern "C" { 40*0Sstevel@tonic-gate #endif 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate /* 43*0Sstevel@tonic-gate * VFS data object 44*0Sstevel@tonic-gate */ 45*0Sstevel@tonic-gate typedef struct objfs_vfs { 46*0Sstevel@tonic-gate vnode_t *objfs_vfs_root; 47*0Sstevel@tonic-gate } objfs_vfs_t; 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate /* 50*0Sstevel@tonic-gate * Common vop_ entry points 51*0Sstevel@tonic-gate */ 52*0Sstevel@tonic-gate extern int objfs_dir_open(vnode_t **, int, cred_t *); 53*0Sstevel@tonic-gate extern int objfs_dir_access(vnode_t *, int, int, cred_t *); 54*0Sstevel@tonic-gate extern int objfs_common_close(vnode_t *, int, int, offset_t, cred_t *); 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate /* 57*0Sstevel@tonic-gate * Common vop_ support functions 58*0Sstevel@tonic-gate */ 59*0Sstevel@tonic-gate extern int objfs_common_getattr(vnode_t *, vattr_t *); 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * Miscellaneous support functions 63*0Sstevel@tonic-gate */ 64*0Sstevel@tonic-gate extern int objfs_nobjs(void); 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate #define OBJFS_NAME_MAX MAXNAMELEN 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate /* 69*0Sstevel@tonic-gate * The root vnode has an inode number of 0xffffffff. All other vnodes have an 70*0Sstevel@tonic-gate * inode that is an OR of the module id with the type of vnode. 71*0Sstevel@tonic-gate * 72*0Sstevel@tonic-gate * ---------------------------------------- 73*0Sstevel@tonic-gate * | type | mod_id | 74*0Sstevel@tonic-gate * ---------------------------------------- 75*0Sstevel@tonic-gate * 63 31 0 76*0Sstevel@tonic-gate * 77*0Sstevel@tonic-gate * This way, module directories will have an inode value equal to their module 78*0Sstevel@tonic-gate * id. 79*0Sstevel@tonic-gate */ 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate #define OBJFS_INO(modid, type) \ 82*0Sstevel@tonic-gate (((uint64_t)(type) << 32) | (modid)) 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate /* 85*0Sstevel@tonic-gate * Root directory 86*0Sstevel@tonic-gate */ 87*0Sstevel@tonic-gate typedef gfs_dir_t objfs_rootnode_t; 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate #define OBJFS_INO_ROOT 0xffffffff 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate extern const fs_operation_def_t objfs_tops_root[]; 92*0Sstevel@tonic-gate extern vnodeops_t *objfs_ops_root; 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate extern vnode_t *objfs_create_root(vfs_t *); 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate /* 97*0Sstevel@tonic-gate * Object directory 98*0Sstevel@tonic-gate */ 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate typedef struct objfs_odirnode { 101*0Sstevel@tonic-gate gfs_dir_t objfs_odir_dir; /* gfs dir */ 102*0Sstevel@tonic-gate struct modctl *objfs_odir_modctl; /* modctl pointer */ 103*0Sstevel@tonic-gate } objfs_odirnode_t; 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate #define OBJFS_INO_ODIR(modid) OBJFS_INO(modid, 0) 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate extern const fs_operation_def_t objfs_tops_odir[]; 108*0Sstevel@tonic-gate extern vnodeops_t *objfs_ops_odir; 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate extern vnode_t *objfs_create_odirnode(vnode_t *, struct modctl *); 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate /* 113*0Sstevel@tonic-gate * Data file 114*0Sstevel@tonic-gate */ 115*0Sstevel@tonic-gate typedef struct objfs_datanode { 116*0Sstevel@tonic-gate gfs_file_t objfs_data_file; /* gfs file */ 117*0Sstevel@tonic-gate objfs_info_t objfs_data_info; 118*0Sstevel@tonic-gate int objfs_data_gencount; /* gen when opened */ 119*0Sstevel@tonic-gate } objfs_datanode_t; 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate #define OBJFS_INO_DATA(modid) OBJFS_INO(modid, 1) 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate extern const fs_operation_def_t objfs_tops_data[]; 124*0Sstevel@tonic-gate extern vnodeops_t *objfs_ops_data; 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate extern void objfs_data_init(void); 127*0Sstevel@tonic-gate extern vnode_t *objfs_create_data(vnode_t *); 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate #ifdef __cplusplus 130*0Sstevel@tonic-gate } 131*0Sstevel@tonic-gate #endif 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate #endif /* _OBJFS_IMPL_H */ 134