util.c revision 8bf1e9184ed607aca8afaf50f0972c5a5a9a32db
13839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o/* 23839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * util.c --- utilities for the debugfs program 3efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o * 43839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * Copyright (C) 1993, 1994 Theodore Ts'o. This file may be 53839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * redistributed under the terms of the GNU Public License. 63839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * 73839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 83839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 9ebabf2ad6d19af5c674b624bafe619dedbc94403Theodore Ts'o#define _XOPEN_SOURCE 600 /* needed for strptime */ 10de8f3a76218255e443ba57dec5d74850180fa75dAndreas Dilger 11d1154eb460efe588eaed3d439c1caaca149fa362Theodore Ts'o#include "config.h" 123839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <stdio.h> 133839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <unistd.h> 143839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <stdlib.h> 153839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <ctype.h> 163839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include <string.h> 171e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o#include <time.h> 182c4a540636142a936889bbe4b85a2b9c56bfa458Theodore Ts'o#include <signal.h> 1988494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#ifdef HAVE_GETOPT_H 2088494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#include <getopt.h> 21efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o#else 2288494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'oextern int optind; 2388494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'oextern char *optarg; 2488494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#endif 2588494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#ifdef HAVE_OPTRESET 2688494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'oextern int optreset; /* defined by BSD, but not others */ 2788494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#endif 283839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 293839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o#include "debugfs.h" 303839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 3188494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o/* 3288494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * This function resets the libc getopt() function, which keeps 3388494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * internal state. Bad design! Stupid libc API designers! No 3488494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * biscuit! 3588494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * 3688494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * BSD-derived getopt() functions require that optind be reset to 1 in 3788494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * order to reset getopt() state. This used to be generally accepted 3888494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * way of resetting getopt(). However, glibc's getopt() 3988494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * has additional getopt() state beyond optind, and requires that 4088494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * optind be set zero to reset its state. So the unfortunate state of 4188494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * affairs is that BSD-derived versions of getopt() misbehave if 4288494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * optind is set to 0 in order to reset getopt(), and glibc's getopt() 439c07dc00b8ea175aa1446868b5cca5a21b41aecfTheodore Ts'o * will core dump if optind is set 1 in order to reset getopt(). 44efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o * 4588494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * More modern versions of BSD require that optreset be set to 1 in 4688494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * order to reset getopt(). Sigh. Standards, anyone? 4788494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * 4888494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o * We hide the hair here. 4988494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o */ 5088494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'ovoid reset_getopt(void) 5188494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o{ 529c07dc00b8ea175aa1446868b5cca5a21b41aecfTheodore Ts'o#if defined(__GLIBC__) || defined(__linux__) 5388494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o optind = 0; 5488494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#else 5588494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o optind = 1; 5688494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#endif 5788494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#ifdef HAVE_OPTRESET 5888494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o optreset = 1; /* Makes BSD getopt happy */ 5988494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o#endif 60ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o} 61ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o 622b5ddd75c90ed4dce2ecdca12b59688a46b11b01Theodore Ts'ostatic const char *pager_search_list[] = { "pager", "more", "less", 0 }; 63ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'ostatic const char *pager_dir_list[] = { "/usr/bin", "/bin", 0 }; 64ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o 65ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'ostatic const char *find_pager(char *buf) 66ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o{ 67ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o const char **i, **j; 68ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o 69ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o for (i = pager_search_list; *i; i++) { 70ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o for (j = pager_dir_list; *j; j++) { 71ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o sprintf(buf, "%s/%s", *j, *i); 72ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o if (access(buf, X_OK) == 0) 73ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o return(buf); 74ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o } 75ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o } 76ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o return 0; 77ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o} 7888494bb6d440f703db98b6cc4452f63d7aa392b9Theodore Ts'o 793839e65723771b85975f4263102dd3ceec4523cTheodore Ts'oFILE *open_pager(void) 803839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 81ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o FILE *outfile = 0; 820f72ab64616f936144061078116b8adbf0ade492Theodore Ts'o const char *pager = getenv("DEBUGFS_PAGER"); 83ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o char buf[80]; 843839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 852c4a540636142a936889bbe4b85a2b9c56bfa458Theodore Ts'o signal(SIGPIPE, SIG_IGN); 86a7ee4e01838a2ae5e3adf2d159d2f8f824e17ed7Theodore Ts'o if (!isatty(1)) 87a7ee4e01838a2ae5e3adf2d159d2f8f824e17ed7Theodore Ts'o return stdout; 882b696a98569339287894df4a40676745f6111d7eTheodore Ts'o if (!pager) 890f72ab64616f936144061078116b8adbf0ade492Theodore Ts'o pager = getenv("PAGER"); 902b696a98569339287894df4a40676745f6111d7eTheodore Ts'o if (!pager) 91ec7fdb8f76ea88ba838690ae151735ae5ef800baTheodore Ts'o pager = find_pager(buf); 92efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o if (!pager || 932b696a98569339287894df4a40676745f6111d7eTheodore Ts'o (strcmp(pager, "__none__") == 0) || 942b696a98569339287894df4a40676745f6111d7eTheodore Ts'o ((outfile = popen(pager, "w")) == 0)) 952b696a98569339287894df4a40676745f6111d7eTheodore Ts'o return stdout; 962b696a98569339287894df4a40676745f6111d7eTheodore Ts'o return outfile; 973839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 983839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 993839e65723771b85975f4263102dd3ceec4523cTheodore Ts'ovoid close_pager(FILE *stream) 1003839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 101571fc5a89c17985626df29823617b63094d10b31Theodore Ts'o if (stream && stream != stdout) pclose(stream); 1023839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 1033839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 1043839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o/* 1053839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * This routine is used whenever a command needs to turn a string into 1063839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * an inode. 1073839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 108b044c2e02af46c54206f0f6e29896ab32681a7dbTheodore Ts'oext2_ino_t string_to_inode(char *str) 1093839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 110b044c2e02af46c54206f0f6e29896ab32681a7dbTheodore Ts'o ext2_ino_t ino; 111b044c2e02af46c54206f0f6e29896ab32681a7dbTheodore Ts'o int len = strlen(str); 112b044c2e02af46c54206f0f6e29896ab32681a7dbTheodore Ts'o char *end; 113b044c2e02af46c54206f0f6e29896ab32681a7dbTheodore Ts'o int retval; 1143839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 1153839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o /* 1163839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * If the string is of the form <ino>, then treat it as an 1173839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * inode number. 1183839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 1193839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o if ((len > 2) && (str[0] == '<') && (str[len-1] == '>')) { 1209131a759318963d9c86a7de7138ac8cee9641f8cTheodore Ts'o ino = strtoul(str+1, &end, 0); 1219131a759318963d9c86a7de7138ac8cee9641f8cTheodore Ts'o if (*end=='>') 1229131a759318963d9c86a7de7138ac8cee9641f8cTheodore Ts'o return ino; 1233839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 1243839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 1251e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o retval = ext2fs_namei(current_fs, root, cwd, str, &ino); 1263839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o if (retval) { 1272d328bb76d2d63bdfdba923b54c28bd686bd8fecTheodore Ts'o com_err(str, retval, 0); 1283839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o return 0; 1293839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 1303839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o return ino; 1313839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 1323839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 1333839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o/* 1343839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * This routine returns 1 if the filesystem is not open, and prints an 1353839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * error message to that effect. 1363839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 1373839e65723771b85975f4263102dd3ceec4523cTheodore Ts'oint check_fs_open(char *name) 1383839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 1391e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (!current_fs) { 1403839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o com_err(name, 0, "Filesystem not open"); 1413839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o return 1; 1423839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 1433839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o return 0; 1443839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 1453839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 1463839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o/* 1473839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * This routine returns 1 if a filesystem is open, and prints an 1483839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o * error message to that effect. 1493839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o */ 1503839e65723771b85975f4263102dd3ceec4523cTheodore Ts'oint check_fs_not_open(char *name) 1513839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o{ 1521e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (current_fs) { 1533839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o com_err(name, 0, 1543839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o "Filesystem %s is still open. Close it first.\n", 1551e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o current_fs->device_name); 1563839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o return 1; 1573839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o } 1583839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o return 0; 1593839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o} 1603839e65723771b85975f4263102dd3ceec4523cTheodore Ts'o 1611e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o/* 1621e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o * This routine returns 1 if a filesystem is not opened read/write, 1631e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o * and prints an error message to that effect. 1641e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o */ 1651e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'oint check_fs_read_write(char *name) 1661e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o{ 1671e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o if (!(current_fs->flags & EXT2_FLAG_RW)) { 1681e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o com_err(name, 0, "Filesystem opened read/only"); 1691e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o return 1; 1701e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o } 1711e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o return 0; 1721e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o} 1731e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 1741e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o/* 175d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o * This routine returns 1 if a filesystem is doesn't have its inode 176d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o * and block bitmaps loaded, and prints an error message to that 177d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o * effect. 178d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o */ 179d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'oint check_fs_bitmaps(char *name) 180d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o{ 181d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o if (!current_fs->block_map || !current_fs->inode_map) { 182d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o com_err(name, 0, "Filesystem bitmaps not loaded"); 183d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o return 1; 184d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o } 185d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o return 0; 186d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o} 187d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o 188d61f6176024865007d5a0da49c61c21e9d498007Theodore Ts'o/* 1891e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o * This function takes a __u32 time value and converts it to a string, 1901e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o * using ctime 1911e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o */ 1921e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'ochar *time_to_string(__u32 cl) 1931e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o{ 194acb79d9d19737cdd3c64bfd83c101fdeed47766eTheodore Ts'o static int do_gmt = -1; 195acb79d9d19737cdd3c64bfd83c101fdeed47766eTheodore Ts'o time_t t = (time_t) cl; 196d4e0b1c6f5aa8c6a248d9149ed5634a310952411Theodore Ts'o const char *tz; 1971e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 1988ff1a86005121edcbf04cfaf8f0812591cb916c6Theodore Ts'o if (do_gmt == -1) { 1998ff1a86005121edcbf04cfaf8f0812591cb916c6Theodore Ts'o /* The diet libc doesn't respect the TZ environemnt variable */ 200acb79d9d19737cdd3c64bfd83c101fdeed47766eTheodore Ts'o tz = getenv("TZ"); 201acb79d9d19737cdd3c64bfd83c101fdeed47766eTheodore Ts'o if (!tz) 202acb79d9d19737cdd3c64bfd83c101fdeed47766eTheodore Ts'o tz = ""; 203acb79d9d19737cdd3c64bfd83c101fdeed47766eTheodore Ts'o do_gmt = !strcmp(tz, "GMT"); 2048ff1a86005121edcbf04cfaf8f0812591cb916c6Theodore Ts'o } 2058ff1a86005121edcbf04cfaf8f0812591cb916c6Theodore Ts'o 2068ff1a86005121edcbf04cfaf8f0812591cb916c6Theodore Ts'o return asctime((do_gmt) ? gmtime(&t) : localtime(&t)); 2071e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o} 2081e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 209e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o/* 2104efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o * Parse a string as a time. Return ((time_t)-1) if the string 2114efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o * doesn't appear to be a sane time. 2124efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o */ 2134efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'oextern time_t string_to_time(const char *arg) 2144efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o{ 2154efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o struct tm ts; 216a4ea6b98f3c853d70bc08e01ce098c287c2ffd4cTheodore Ts'o time_t ret; 2174efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o char *tmp; 2184efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o 2194efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o if (strcmp(arg, "now") == 0) { 2204efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o return time(0); 2214efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o } 2224efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o memset(&ts, 0, sizeof(ts)); 2234efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o#ifdef HAVE_STRPTIME 2244efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o strptime(arg, "%Y%m%d%H%M%S", &ts); 2254efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o#else 2264efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o sscanf(arg, "%4d%2d%2d%2d%2d%2d", &ts.tm_year, &ts.tm_mon, 2274efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o &ts.tm_mday, &ts.tm_hour, &ts.tm_min, &ts.tm_sec); 2284efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o ts.tm_year -= 1900; 2294efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o ts.tm_mon -= 1; 2304efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o if (ts.tm_year < 0 || ts.tm_mon < 0 || ts.tm_mon > 11 || 2314efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o ts.tm_mday < 0 || ts.tm_mday > 31 || ts.tm_hour > 23 || 2324efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o ts.tm_min > 59 || ts.tm_sec > 61) 2334efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o ts.tm_mday = 0; 2344efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o#endif 235a2ff0f31c1987a480ffc4dacb7adf93f0aecf7f6Theodore Ts'o ts.tm_isdst = -1; 236a4ea6b98f3c853d70bc08e01ce098c287c2ffd4cTheodore Ts'o ret = mktime(&ts); 237a4ea6b98f3c853d70bc08e01ce098c287c2ffd4cTheodore Ts'o if (ts.tm_mday == 0 || ret == ((time_t) -1)) { 2384efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o /* Try it as an integer... */ 2394efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o ret = strtoul(arg, &tmp, 0); 2404efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o if (*tmp) 2414efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o return ((time_t) -1); 2424efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o } 243a4ea6b98f3c853d70bc08e01ce098c287c2ffd4cTheodore Ts'o return ret; 2444efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o} 2454efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o 2464efae606bf3159f2134fa29a5ad78fb9f6331f92Theodore Ts'o/* 247e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * This function will convert a string to an unsigned long, printing 248e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * an error message if it fails, and returning success or failure in err. 249e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o */ 250e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'ounsigned long parse_ulong(const char *str, const char *cmd, 251e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o const char *descr, int *err) 252e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 253e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o char *tmp; 254e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o unsigned long ret; 255efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o 256e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o ret = strtoul(str, &tmp, 0); 257e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (*tmp == 0) { 258e5b3b27966ac71ca8b445a18a6ee1238684fb3f4Theodore Ts'o if (err) 259e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o *err = 0; 260e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return ret; 261e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } 262e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o com_err(cmd, 0, "Bad %s - %s", descr, str); 263e5b3b27966ac71ca8b445a18a6ee1238684fb3f4Theodore Ts'o if (err) 264e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o *err = 1; 265e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o else 266e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o exit(1); 267e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 0; 268e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 269e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 270e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o/* 271048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson * This function will convert a string to an unsigned long long, printing 272048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson * an error message if it fails, and returning success or failure in err. 273048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson */ 274048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Hensonunsigned long long parse_ulonglong(const char *str, const char *cmd, 275048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson const char *descr, int *err) 276048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson{ 277048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson char *tmp; 278048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson unsigned long long ret; 279048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson 280048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson ret = strtoull(str, &tmp, 0); 281048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson if (*tmp == 0) { 282048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson if (err) 283048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson *err = 0; 284048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson return ret; 285048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson } 286048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson com_err(cmd, 0, "Bad %s - %s", descr, str); 287048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson if (err) 288048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson *err = 1; 289048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson else 290048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson exit(1); 291048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson return 0; 292048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson} 293048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson 294048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson/* 295e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * This function will convert a string to a block number. It returns 296e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * 0 on success, 1 on failure. 297e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o */ 298048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Hensonint strtoblk(const char *cmd, const char *str, blk64_t *ret) 299e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 300e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o blk_t blk; 301e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o int err; 302e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 303048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson blk = parse_ulonglong(str, cmd, "block number", &err); 304e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o *ret = blk; 305d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o if (err) 306d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o com_err(cmd, 0, "Invalid block number: %s", str); 307e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return err; 308e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 309e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 310e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o/* 311e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * This is a common helper function used by the command processing 312e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * routines 313e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o */ 314e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'oint common_args_process(int argc, char *argv[], int min_argc, int max_argc, 315e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o const char *cmd, const char *usage, int flags) 316e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 317e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (argc < min_argc || argc > max_argc) { 318e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o com_err(argv[0], 0, "Usage: %s %s", cmd, usage); 319e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 320e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } 321e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (flags & CHECK_FS_NOTOPEN) { 322e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (check_fs_not_open(argv[0])) 323e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 324e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } else { 325e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (check_fs_open(argv[0])) 326e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 327e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } 328e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if ((flags & CHECK_FS_RW) && check_fs_read_write(argv[0])) 329e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 330e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if ((flags & CHECK_FS_BITMAPS) && check_fs_bitmaps(argv[0])) 331e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 332e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 0; 333e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 3341e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 335e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o/* 336e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * This is a helper function used by do_stat, do_freei, do_seti, and 337e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * do_testi, etc. Basically, any command which takes a single 338e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * argument which is a file/inode number specifier. 339e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o */ 340e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'oint common_inode_args_process(int argc, char *argv[], 341e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o ext2_ino_t *inode, int flags) 342e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 343e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (common_args_process(argc, argv, 2, 2, argv[0], "<file>", flags)) 344e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 345efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o 346e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o *inode = string_to_inode(argv[1]); 347efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o if (!*inode) 348e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 349e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 0; 350e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 351e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 352e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o/* 353e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o * This is a helper function used by do_freeb, do_setb, and do_testb 354e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o */ 355e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'oint common_block_args_process(int argc, char *argv[], 356048786d7e87a6de698936b0cf25f1ab70d5c15bcValerie Aurora Henson blk64_t *block, blk64_t *count) 357e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 358e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o int err; 359e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 360e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (common_args_process(argc, argv, 2, 3, argv[0], 361e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o "<block> [count]", CHECK_FS_BITMAPS)) 362e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 363e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 364e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (strtoblk(argv[0], argv[1], block)) 365e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 366d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o if (*block == 0) { 367d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o com_err(argv[0], 0, "Invalid block number 0"); 368d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o err = 1; 369d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o } 370d8d12558dc24e32f489dc471ba19f25273edce7cTheodore Ts'o 371e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (argc > 2) { 372b38cd283637dafff6b39d4b76bf76fa2789eb21fTheodore Ts'o *count = parse_ulong(argv[2], argv[0], "count", &err); 373e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (err) 374e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 375e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } 376e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 0; 377e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 378e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 379ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'oint debugfs_read_inode_full(ext2_ino_t ino, struct ext2_inode * inode, 380ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o const char *cmd, int bufsize) 381ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o{ 382ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o int retval; 383ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o 384ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o retval = ext2fs_read_inode_full(current_fs, ino, inode, bufsize); 385ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o if (retval) { 386ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o com_err(cmd, retval, "while reading inode %u", ino); 387ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o return 1; 388ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o } 389ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o return 0; 390ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o} 391ea822eeba373bd0bed6e58a35ce123a9f2768113Theodore Ts'o 392e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'oint debugfs_read_inode(ext2_ino_t ino, struct ext2_inode * inode, 393e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o const char *cmd) 394e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 395e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o int retval; 396e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 397e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o retval = ext2fs_read_inode(current_fs, ino, inode); 398e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (retval) { 399e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o com_err(cmd, retval, "while reading inode %u", ino); 400e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 401e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } 402e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 0; 403e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 404e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 40516c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'oint debugfs_write_inode_full(ext2_ino_t ino, 40616c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o struct ext2_inode *inode, 40716c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o const char *cmd, 40816c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o int bufsize) 40916c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o{ 41016c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o int retval; 41116c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o 41216c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o retval = ext2fs_write_inode_full(current_fs, ino, 41316c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o inode, bufsize); 41416c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o if (retval) { 41516c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o com_err(cmd, retval, "while writing inode %u", ino); 41616c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o return 1; 41716c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o } 41816c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o return 0; 41916c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o} 42016c581d0e8d931f3cf0005de07481d7380ca4c0cTheodore Ts'o 421e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'oint debugfs_write_inode(ext2_ino_t ino, struct ext2_inode * inode, 422e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o const char *cmd) 423e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o{ 424e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o int retval; 425e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o 426e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o retval = ext2fs_write_inode(current_fs, ino, inode); 427e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o if (retval) { 428e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o com_err(cmd, retval, "while writing inode %u", ino); 429e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 1; 430e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o } 431e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o return 0; 432e1018eeaa3285cd0ca26986d929194c1b577d211Theodore Ts'o} 4331e3472c5f37ca3686dd69b079d4d02a302f5798dTheodore Ts'o 434030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'oint debugfs_write_new_inode(ext2_ino_t ino, struct ext2_inode * inode, 435030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o const char *cmd) 436030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o{ 437030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o int retval; 438030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o 439030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o retval = ext2fs_write_new_inode(current_fs, ino, inode); 440030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o if (retval) { 441030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o com_err(cmd, retval, "while creating inode %u", ino); 442030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o return 1; 443030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o } 444030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o return 0; 445030970ed750b6a169c32ffb8b19bce3150198629Theodore Ts'o} 4468bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4478bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o/* 4488bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o * Given a mode, return the ext2 file type 4498bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o */ 4508bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'oint ext2_file_type(unsigned int mode) 4518bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o{ 4528bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISREG(mode)) 4538bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_REG_FILE; 4548bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4558bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISDIR(mode)) 4568bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_DIR; 4578bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4588bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISCHR(mode)) 4598bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_CHRDEV; 4608bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4618bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISBLK(mode)) 4628bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_BLKDEV; 4638bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4648bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISLNK(mode)) 4658bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_SYMLINK; 4668bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4678bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISFIFO(mode)) 4688bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_FIFO; 4698bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4708bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o if (LINUX_S_ISSOCK(mode)) 4718bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return EXT2_FT_SOCK; 4728bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o 4738bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o return 0; 4748bf1e9184ed607aca8afaf50f0972c5a5a9a32dbTheodore Ts'o} 475