17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*ae115bc7Smrj * Common Development and Distribution License (the "License"). 6*ae115bc7Smrj * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22*ae115bc7Smrj * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #ifndef _SYS_FILEP_H 277c478bd9Sstevel@tonic-gate #define _SYS_FILEP_H 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate #ifdef __cplusplus 307c478bd9Sstevel@tonic-gate extern "C" { 317c478bd9Sstevel@tonic-gate #endif 327c478bd9Sstevel@tonic-gate 337c478bd9Sstevel@tonic-gate #include <sys/fs/ufs_fsdir.h> 347c478bd9Sstevel@tonic-gate #include <sys/fs/ufs_fs.h> 357c478bd9Sstevel@tonic-gate #include <sys/fs/ufs_inode.h> 367c478bd9Sstevel@tonic-gate 377c478bd9Sstevel@tonic-gate /* 387c478bd9Sstevel@tonic-gate * These structs should be invisible to the caller of 397c478bd9Sstevel@tonic-gate * the user-level routines 407c478bd9Sstevel@tonic-gate */ 417c478bd9Sstevel@tonic-gate typedef struct dev_ident { /* device identifier block */ 427c478bd9Sstevel@tonic-gate char *di_desc; 437c478bd9Sstevel@tonic-gate int di_dcookie; 447c478bd9Sstevel@tonic-gate char di_taken; 457c478bd9Sstevel@tonic-gate union { 467c478bd9Sstevel@tonic-gate struct fs di_fs; 477c478bd9Sstevel@tonic-gate char dummy[SBSIZE]; 487c478bd9Sstevel@tonic-gate } un_fs; 497c478bd9Sstevel@tonic-gate } devid_t; 507c478bd9Sstevel@tonic-gate 5130f5cf21Sjg /* 5230f5cf21Sjg * Borrowed bits from i_flag 5330f5cf21Sjg */ 5430f5cf21Sjg #define FI_CACHED 0x100000 5530f5cf21Sjg #define FI_PARTIAL_CACHE 0x200000 5630f5cf21Sjg #define FI_NOCACHE 0x400000 5730f5cf21Sjg 58*ae115bc7Smrj #define FI_COMPRESSED 0x8 /* File compressed in ramdisk */ 59*ae115bc7Smrj #define DECOMP_BUFSIZE (512 * 1024) /* size of decompress buffer */ 60*ae115bc7Smrj 617c478bd9Sstevel@tonic-gate typedef struct file_ident { /* file identifier block */ 627c478bd9Sstevel@tonic-gate uint_t fi_filedes; 637c478bd9Sstevel@tonic-gate char *fi_path; 647c478bd9Sstevel@tonic-gate daddr_t fi_blocknum; 657c478bd9Sstevel@tonic-gate uint_t fi_count; 667c478bd9Sstevel@tonic-gate off_t fi_offset; 677c478bd9Sstevel@tonic-gate caddr_t fi_memp; 687c478bd9Sstevel@tonic-gate char fi_taken; 6930f5cf21Sjg char fi_flags; 707c478bd9Sstevel@tonic-gate devid_t *fi_devp; 717c478bd9Sstevel@tonic-gate char fi_buf[MAXBSIZE]; 72*ae115bc7Smrj int (*fi_getblock)(struct file_ident *); 737c478bd9Sstevel@tonic-gate struct inode *fi_inode; 747c478bd9Sstevel@tonic-gate struct file_ident *fi_forw; 757c478bd9Sstevel@tonic-gate struct file_ident *fi_back; 76*ae115bc7Smrj off_t fi_cfoff; /* compressed file offset */ 77*ae115bc7Smrj caddr_t fi_dcscrbuf; /* decomp scratch buffer */ 78*ae115bc7Smrj size_t fi_dcscrused; /* used bytes in scratch buf */ 79*ae115bc7Smrj struct z_stream_s *fi_dcstream; /* decompression stream */ 807c478bd9Sstevel@tonic-gate } fileid_t; 817c478bd9Sstevel@tonic-gate 827c478bd9Sstevel@tonic-gate extern int diskread(fileid_t *); 837c478bd9Sstevel@tonic-gate 847c478bd9Sstevel@tonic-gate #ifdef __cplusplus 857c478bd9Sstevel@tonic-gate } 867c478bd9Sstevel@tonic-gate #endif 877c478bd9Sstevel@tonic-gate 887c478bd9Sstevel@tonic-gate #endif /* _SYS_FILEP_H */ 89