1228753Smm/*- 2228753Smm * Copyright (c) 2003-2007 Tim Kientzle 3228753Smm * All rights reserved. 4228753Smm * 5228753Smm * Redistribution and use in source and binary forms, with or without 6228753Smm * modification, are permitted provided that the following conditions 7228753Smm * are met: 8228753Smm * 1. Redistributions of source code must retain the above copyright 9228753Smm * notice, this list of conditions and the following disclaimer. 10228753Smm * 2. Redistributions in binary form must reproduce the above copyright 11228753Smm * notice, this list of conditions and the following disclaimer in the 12228753Smm * documentation and/or other materials provided with the distribution. 13228753Smm * 14228753Smm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 15228753Smm * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16228753Smm * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17228753Smm * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 18228753Smm * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19228753Smm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20228753Smm * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21228753Smm * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22228753Smm * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23228753Smm * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24228753Smm */ 25228753Smm 26228753Smm#include "archive_platform.h" 27229592Smm__FBSDID("$FreeBSD$"); 28228753Smm 29228753Smm#ifdef HAVE_SYS_STAT_H 30228753Smm#include <sys/stat.h> 31228753Smm#endif 32228753Smm#ifdef HAVE_STDLIB_H 33228753Smm#include <stdlib.h> 34228753Smm#endif 35228753Smm 36228753Smm#include "archive_entry.h" 37228753Smm#include "archive_entry_private.h" 38228753Smm 39228753Smmconst struct stat * 40228753Smmarchive_entry_stat(struct archive_entry *entry) 41228753Smm{ 42228753Smm struct stat *st; 43228753Smm if (entry->stat == NULL) { 44228753Smm entry->stat = malloc(sizeof(*st)); 45228753Smm if (entry->stat == NULL) 46228753Smm return (NULL); 47228753Smm entry->stat_valid = 0; 48228753Smm } 49228753Smm 50228753Smm /* 51228753Smm * If none of the underlying fields have been changed, we 52228753Smm * don't need to regenerate. In theory, we could use a bitmap 53228753Smm * here to flag only those items that have changed, but the 54228753Smm * extra complexity probably isn't worth it. It will be very 55228753Smm * rare for anyone to change just one field then request a new 56228753Smm * stat structure. 57228753Smm */ 58228753Smm if (entry->stat_valid) 59228753Smm return (entry->stat); 60228753Smm 61228753Smm st = entry->stat; 62228753Smm /* 63228753Smm * Use the public interfaces to extract items, so that 64228753Smm * the appropriate conversions get invoked. 65228753Smm */ 66228753Smm st->st_atime = archive_entry_atime(entry); 67228753Smm#if HAVE_STRUCT_STAT_ST_BIRTHTIME 68228753Smm st->st_birthtime = archive_entry_birthtime(entry); 69228753Smm#endif 70228753Smm st->st_ctime = archive_entry_ctime(entry); 71228753Smm st->st_mtime = archive_entry_mtime(entry); 72228753Smm st->st_dev = archive_entry_dev(entry); 73228753Smm st->st_gid = archive_entry_gid(entry); 74228753Smm st->st_uid = archive_entry_uid(entry); 75228753Smm st->st_ino = archive_entry_ino64(entry); 76228753Smm st->st_nlink = archive_entry_nlink(entry); 77228753Smm st->st_rdev = archive_entry_rdev(entry); 78228753Smm st->st_size = archive_entry_size(entry); 79228753Smm st->st_mode = archive_entry_mode(entry); 80228753Smm 81228753Smm /* 82228753Smm * On systems that support high-res timestamps, copy that 83228753Smm * information into struct stat. 84228753Smm */ 85228753Smm#if HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC 86228753Smm st->st_atimespec.tv_nsec = archive_entry_atime_nsec(entry); 87228753Smm st->st_ctimespec.tv_nsec = archive_entry_ctime_nsec(entry); 88228753Smm st->st_mtimespec.tv_nsec = archive_entry_mtime_nsec(entry); 89228753Smm#elif HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC 90228753Smm st->st_atim.tv_nsec = archive_entry_atime_nsec(entry); 91228753Smm st->st_ctim.tv_nsec = archive_entry_ctime_nsec(entry); 92228753Smm st->st_mtim.tv_nsec = archive_entry_mtime_nsec(entry); 93228753Smm#elif HAVE_STRUCT_STAT_ST_MTIME_N 94228753Smm st->st_atime_n = archive_entry_atime_nsec(entry); 95228753Smm st->st_ctime_n = archive_entry_ctime_nsec(entry); 96228753Smm st->st_mtime_n = archive_entry_mtime_nsec(entry); 97228753Smm#elif HAVE_STRUCT_STAT_ST_UMTIME 98228753Smm st->st_uatime = archive_entry_atime_nsec(entry) / 1000; 99228753Smm st->st_uctime = archive_entry_ctime_nsec(entry) / 1000; 100228753Smm st->st_umtime = archive_entry_mtime_nsec(entry) / 1000; 101228753Smm#elif HAVE_STRUCT_STAT_ST_MTIME_USEC 102228753Smm st->st_atime_usec = archive_entry_atime_nsec(entry) / 1000; 103228753Smm st->st_ctime_usec = archive_entry_ctime_nsec(entry) / 1000; 104228753Smm st->st_mtime_usec = archive_entry_mtime_nsec(entry) / 1000; 105228753Smm#endif 106228753Smm#if HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC 107228753Smm st->st_birthtimespec.tv_nsec = archive_entry_birthtime_nsec(entry); 108228753Smm#endif 109228753Smm 110228753Smm /* 111228753Smm * TODO: On Linux, store 32 or 64 here depending on whether 112228753Smm * the cached stat structure is a stat32 or a stat64. This 113228753Smm * will allow us to support both variants interchangably. 114228753Smm */ 115228753Smm entry->stat_valid = 1; 116228753Smm 117228753Smm return (st); 118228753Smm} 119