1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _FB_FILESET_H 27 #define _FB_FILESET_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #include "config.h" 32 33 #ifndef HAVE_OFF64_T 34 /* 35 * We are probably on linux. 36 * According to http://www.suse.de/~aj/linux_lfs.html, defining the 37 * above, automatically changes type of off_t to off64_t. so let 38 * us use only off_t as off64_t is not defined 39 */ 40 #define off64_t off_t 41 #endif /* HAVE_OFF64_T */ 42 43 44 #include <stdio.h> 45 #include <stdlib.h> 46 #include <unistd.h> 47 #include <sys/stat.h> 48 #include <sys/types.h> 49 #include <sys/param.h> 50 #include <sys/resource.h> 51 #include <pthread.h> 52 53 #include "fileobj.h" 54 55 #ifdef __cplusplus 56 extern "C" { 57 #endif 58 59 #define FSE_MAXTID 16384 60 61 #define FSE_MAXPATHLEN 16 62 #define FSE_DIR 0x1 63 #define FSE_FREE 0x2 64 #define FSE_EXISTS 0x4 65 #define FSE_BUSY 0x8 66 67 typedef struct filesetentry { 68 struct filesetentry *fse_next; 69 struct filesetentry *fse_parent; 70 struct filesetentry *fse_filenext; /* List of files */ 71 struct filesetentry *fse_dirnext; /* List of directories */ 72 struct fileset *fse_fileset; /* Parent fileset */ 73 pthread_mutex_t fse_lock; 74 char *fse_path; 75 int fse_depth; 76 off64_t fse_size; 77 int fse_flags; 78 } filesetentry_t; 79 80 #define FILESET_PICKANY 0x1 /* Pick any file from the set */ 81 #define FILESET_PICKUNIQUE 0x2 /* Pick a unique file from set until empty */ 82 #define FILESET_PICKRESET 0x4 /* Reset FILESET_PICKUNIQUE selection list */ 83 #define FILESET_PICKDIR 0x8 /* Pick a directory */ 84 #define FILESET_PICKEXISTS 0x10 /* Pick an existing file */ 85 #define FILESET_PICKNOEXIST 0x20 /* Pick a file that doesn't exist */ 86 87 typedef struct fileset { 88 struct fileset *fs_next; /* Next in list */ 89 char fs_name[128]; /* Name */ 90 pthread_t fs_tid; /* Thread id, for par alloc */ 91 var_string_t fs_path; /* Pathname prefix in fs */ 92 var_integer_t fs_entries; /* Set size */ 93 var_integer_t fs_preallocpercent; /* Prealloc size */ 94 int fs_attrs; /* Attributes */ 95 var_integer_t fs_dirwidth; /* Explicit or 0 for distribution */ 96 var_integer_t fs_size; /* Explicit or 0 for distribution */ 97 var_integer_t fs_dirgamma; /* Dirwidth Gamma distribution (* 1000) */ 98 var_integer_t fs_sizegamma; /* Filesize Gamma distribution (* 1000) */ 99 var_integer_t fs_create; /* Attr */ 100 var_integer_t fs_prealloc; /* Attr */ 101 var_integer_t fs_cached; /* Attr */ 102 var_integer_t fs_reuse; /* Attr */ 103 double fs_meandepth; /* Computed mean depth */ 104 double fs_meanwidth; /* Specified mean dir width */ 105 double fs_meansize; /* Specified mean file size */ 106 int fs_realfiles; /* Actual files */ 107 off64_t fs_bytes; /* Space potentially consumed by all files */ 108 filesetentry_t *fs_filelist; /* List of files */ 109 filesetentry_t *fs_dirlist; /* List of directories */ 110 filesetentry_t *fs_filefree; /* Ptr to next free file */ 111 filesetentry_t *fs_dirfree; /* Ptr to next free directory */ 112 filesetentry_t *fs_filerotor[FSE_MAXTID]; /* next file to select */ 113 filesetentry_t *fs_dirrotor; /* Ptr to next directory to select */ 114 } fileset_t; 115 116 int fileset_createset(fileset_t *); 117 int fileset_openfile(fileset_t *fileset, filesetentry_t *entry, 118 int flag, int mode, int attrs); 119 fileset_t *fileset_define(char *); 120 fileset_t *fileset_find(char *name); 121 filesetentry_t *fileset_pick(fileset_t *fileset, int flags, int tid); 122 char *fileset_resolvepath(filesetentry_t *entry); 123 void fileset_usage(void); 124 125 #ifdef __cplusplus 126 } 127 #endif 128 129 #endif /* _FB_FILESET_H */ 130