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gerrit-public.fairphone.software / fp2-dev / platform / external / busybox / 0a64de9b4f7b3254008affe21b3ad4174c26f7f5 / . / internal.h
blob: 8c97a090a19ed900cdeab36ed4d8ae19061c03bf [file] [log] [blame]
Erik Andersene49d5ec2000-02-08 19:58:47 +0000[diff] [blame]1/* vi: set sw=4 ts=4: */
Eric Andersen2b69c401999-10-05 22:58:32 +0000[diff] [blame]2/*
Eric Andersenc4996011999-10-20 22:08:37 +0000[diff] [blame]3 * Busybox main internal header file
Eric Andersen2b69c401999-10-05 22:58:32 +0000[diff] [blame]4 *
Eric Andersen2b69c401999-10-05 22:58:32 +0000[diff] [blame]5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
21 * Permission has been granted to redistribute this code under the GPL.
22 *
23 */
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]24#ifndef _BB_INTERNAL_H_
25#define _BB_INTERNAL_H_ 1
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]26
27#include "busybox.def.h"
28
29#include <stdlib.h>
Erik Andersen5509af72000-01-23 18:19:02 +0000[diff] [blame]30#include <stdarg.h>
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]31#include <string.h>
32#include <unistd.h>
33#include <sys/stat.h>
Erik Andersene132f4b2000-02-09 04:16:43 +0000[diff] [blame]34//#include <sys/param.h>
Eric Andersen29d2e361999-11-06 06:07:27 +0000[diff] [blame]35#include <mntent.h>
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]36
37
38/* Some useful definitions */
Eric Andersenf811e071999-10-09 00:25:00 +0000[diff] [blame]39#define FALSE ((int) 1)
40#define TRUE ((int) 0)
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]41
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]42/* for mtab.c */
43#define MTAB_GETMOUNTPT '1'
44#define MTAB_GETDEVICE '2'
45
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]46#define BUF_SIZE 8192
47#define EXPAND_ALLOC 1024
48
Erik Andersen298854f2000-03-23 01:09:18 +0000[diff] [blame]49
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]50#define isBlank(ch) (((ch) == ' ') || ((ch) == '\t'))
51#define isDecimal(ch) (((ch) >= '0') && ((ch) <= '9'))
52#define isOctal(ch) (((ch) >= '0') && ((ch) <= '7'))
53#define isWildCard(ch) (((ch) == '*') || ((ch) == '?') || ((ch) == '['))
54
Erik Andersend75af992000-03-16 08:09:09 +0000[diff] [blame]55enum Location {
56 _BB_DIR_ROOT = 0,
57 _BB_DIR_BIN,
58 _BB_DIR_SBIN,
59 _BB_DIR_USR_BIN,
60 _BB_DIR_USR_SBIN
61};
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]62
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]63struct Applet {
64 const char* name;
65 int (*main)(int argc, char** argv);
Erik Andersend75af992000-03-16 08:09:09 +0000[diff] [blame]66 enum Location location;
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]67};
68
Erik Andersene2729152000-02-18 21:34:17 +0000[diff] [blame]69extern int basename_main(int argc, char **argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]70extern int busybox_main(int argc, char** argv);
71extern int block_device_main(int argc, char** argv);
Eric Andersene77ae3a1999-10-19 20:03:34 +0000[diff] [blame]72extern int cat_main(int argc, char** argv);
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]73extern int cp_mv_main(int argc, char** argv);
Eric Andersen1b61f411999-10-13 18:56:42 +0000[diff] [blame]74extern int chmod_chown_chgrp_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]75extern int chroot_main(int argc, char** argv);
Erik Andersen6f23cec1999-12-15 22:14:12 +0000[diff] [blame]76extern int chvt_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]77extern int clear_main(int argc, char** argv);
78extern int date_main(int argc, char** argv);
79extern int dd_main(int argc, char** argv);
Erik Andersenfb002d02000-03-05 08:07:00 +0000[diff] [blame]80extern int dirname_main(int argc, char** argv);
Erik Andersen6f23cec1999-12-15 22:14:12 +0000[diff] [blame]81extern int deallocvt_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]82extern int df_main(int argc, char** argv);
83extern int dmesg_main(int argc, char** argv);
John Beppu7a986061999-12-09 18:29:29 +0000[diff] [blame]84extern int du_main(int argc, char** argv);
Eric Andersene77ae3a1999-10-19 20:03:34 +0000[diff] [blame]85extern int dutmp_main(int argc, char** argv);
Erik Andersend75af992000-03-16 08:09:09 +0000[diff] [blame]86extern int echo_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]87extern int false_main(int argc, char** argv);
Erik Andersen1c5b2581999-12-16 20:59:36 +0000[diff] [blame]88extern int fbset_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]89extern int fdisk_main(int argc, char** argv);
Eric Andersenf6be9441999-10-13 21:12:06 +0000[diff] [blame]90extern int fdflush_main(int argc, char **argv);
Eric Andersene494fdd1999-10-19 20:23:03 +0000[diff] [blame]91extern int fsck_minix_main(int argc, char **argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]92extern int find_main(int argc, char** argv);
Eric Andersenabc0f4f1999-12-08 23:19:36 +0000[diff] [blame]93extern int free_main(int argc, char** argv);
Erik Andersen64371702000-03-04 22:23:27 +0000[diff] [blame]94extern int freeramdisk_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]95extern int grep_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]96extern int gunzip_main (int argc, char** argv);
97extern int gzip_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]98extern int halt_main(int argc, char** argv);
John Beppu3157b1f1999-12-10 07:42:50 +0000[diff] [blame]99extern int head_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]100extern int hostid_main(int argc, char** argv);
Eric Andersen485b9551999-12-07 23:14:59 +0000[diff] [blame]101extern int hostname_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]102extern int init_main(int argc, char** argv);
Erik Andersen6da0ae81999-12-17 01:08:27 +0000[diff] [blame]103extern int insmod_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]104extern int kill_main(int argc, char** argv);
105extern int length_main(int argc, char** argv);
106extern int ln_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]107extern int loadacm_main(int argc, char** argv);
Eric Andersen3e0fbae1999-10-19 06:02:44 +0000[diff] [blame]108extern int loadfont_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]109extern int loadkmap_main(int argc, char** argv);
110extern int losetup_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]111extern int logger_main(int argc, char **argv);
112extern int logname_main(int argc, char **argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]113extern int ls_main(int argc, char** argv);
Erik Andersen6f23cec1999-12-15 22:14:12 +0000[diff] [blame]114extern int lsmod_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]115extern int makedevs_main(int argc, char** argv);
116extern int math_main(int argc, char** argv);
Eric Andersenf6be9441999-10-13 21:12:06 +0000[diff] [blame]117extern int mkdir_main(int argc, char** argv);
Eric Andersen19db07b1999-12-11 08:41:28 +0000[diff] [blame]118extern int mkfifo_main(int argc, char **argv);
119extern int mkfs_minix_main(int argc, char **argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]120extern int mknod_main(int argc, char** argv);
121extern int mkswap_main(int argc, char** argv);
122extern int mnc_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]123extern int more_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]124extern int mount_main(int argc, char** argv);
125extern int mt_main(int argc, char** argv);
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]126extern int nslookup_main(int argc, char **argv);
Eric Andersen485b9551999-12-07 23:14:59 +0000[diff] [blame]127extern int ping_main(int argc, char **argv);
Eric Andersen2cb55071999-12-10 08:25:07 +0000[diff] [blame]128extern int poweroff_main(int argc, char **argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]129extern int printf_main(int argc, char** argv);
Eric Andersenef8b6c71999-10-20 08:05:35 +0000[diff] [blame]130extern int ps_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]131extern int pwd_main(int argc, char** argv);
132extern int reboot_main(int argc, char** argv);
133extern int rm_main(int argc, char** argv);
Erik Andersen3d7e3411999-12-16 23:04:20 +0000[diff] [blame]134extern int rmdir_main(int argc, char **argv);
135extern int rmmod_main(int argc, char** argv);
Eric Andersenc1525e81999-10-29 00:07:31 +0000[diff] [blame]136extern int sed_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]137extern int sfdisk_main(int argc, char** argv);
Erik Andersen3522eb12000-03-12 23:49:18 +0000[diff] [blame]138extern int shell_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]139extern int sleep_main(int argc, char** argv);
John Beppu019513a1999-12-22 17:57:31 +0000[diff] [blame]140extern int sort_main(int argc, char** argv);
Eric Andersen87590061999-10-18 21:22:59 +0000[diff] [blame]141extern int swap_on_off_main(int argc, char** argv);
Eric Andersene77ae3a1999-10-19 20:03:34 +0000[diff] [blame]142extern int sync_main(int argc, char** argv);
Eric Andersen3843e961999-11-25 07:30:46 +0000[diff] [blame]143extern int syslogd_main(int argc, char **argv);
Eric Andersenabc0f4f1999-12-08 23:19:36 +0000[diff] [blame]144extern int tail_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]145extern int tar_main(int argc, char** argv);
John Beppu059f1521999-12-10 05:27:16 +0000[diff] [blame]146extern int tee_main(int argc, char** argv);
Erik Andersend75af992000-03-16 08:09:09 +0000[diff] [blame]147extern int test_main(int argc, char** argv);
Erik Andersenf7c49ef2000-02-22 17:17:45 +0000[diff] [blame]148extern int telnet_main(int argc, char** argv);
Eric Andersen596e5461999-10-07 08:30:23 +0000[diff] [blame]149extern int touch_main(int argc, char** argv);
Erik Andersenfb002d02000-03-05 08:07:00 +0000[diff] [blame]150extern int tr_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]151extern int true_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]152extern int tput_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]153extern int tryopen_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]154extern int tty_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]155extern int umount_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]156extern int uname_main(int argc, char** argv);
Erik Andersen66be5e72000-03-05 07:52:05 +0000[diff] [blame]157extern int uptime_main(int argc, char** argv);
John Beppuabb47722000-01-06 00:48:21 +0000[diff] [blame]158extern int uniq_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]159extern int update_main(int argc, char** argv);
Erik Andersenb99ca132000-04-04 18:49:18 +0000[diff] [blame]160extern int usleep_main(int argc, char** argv);
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]161extern int wc_main(int argc, char** argv);
162extern int whoami_main(int argc, char** argv);
163extern int yes_main(int argc, char** argv);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]164
Eric Andersen2b69c401999-10-05 22:58:32 +0000[diff] [blame]165
Erik Andersen9ffdaa62000-02-11 21:55:04 +0000[diff] [blame]166extern void usage(const char *usage) __attribute__ ((noreturn));
Erik Andersen93d65132000-04-06 08:06:36 +0000[diff] [blame]167extern void errorMsg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
168extern void fatalError(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
Erik Andersen9ffdaa62000-02-11 21:55:04 +0000[diff] [blame]169
Eric Andersen2b69c401999-10-05 22:58:32 +0000[diff] [blame]170const char *modeString(int mode);
171const char *timeString(time_t timeVal);
Erik Andersen9ffdaa62000-02-11 21:55:04 +0000[diff] [blame]172int isDirectory(const char *name, const int followLinks, struct stat *statBuf);
Eric Andersenf811e071999-10-09 00:25:00 +0000[diff] [blame]173int isDevice(const char *name);
Erik Andersen029011b2000-03-04 21:19:32 +0000[diff] [blame]174
175typedef struct ino_dev_hash_bucket_struct {
176 struct ino_dev_hash_bucket_struct *next;
177 ino_t ino;
178 dev_t dev;
179 char name[1];
180} ino_dev_hashtable_bucket_t;
181int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
182void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
183void reset_ino_dev_hashtable(void);
184
Eric Andersenf811e071999-10-09 00:25:00 +0000[diff] [blame]185int copyFile(const char *srcName, const char *destName, int setModes,
186 int followLinks);
187char *buildName(const char *dirName, const char *fileName);
188int makeString(int argc, const char **argv, char *buf, int bufLen);
Eric Andersen2b69c401999-10-05 22:58:32 +0000[diff] [blame]189char *getChunk(int size);
190char *chunkstrdup(const char *str);
191void freeChunks(void);
192int fullWrite(int fd, const char *buf, int len);
193int fullRead(int fd, char *buf, int len);
Eric Andersen63a0e531999-10-22 05:12:14 +0000[diff] [blame]194int recursiveAction(const char *fileName, int recurse, int followLinks, int depthFirst,
Erik Andersen3364d782000-03-28 00:58:14 +0000[diff] [blame]195 int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData),
196 int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData),
197 void* userData);
Eric Andersen17d49ef1999-10-06 20:25:32 +0000[diff] [blame]198const char* timeString(time_t timeVal);
Eric Andersencc8ed391999-10-05 16:24:54 +0000[diff] [blame]199
Erik Andersen06936df2000-01-23 02:14:20 +0000[diff] [blame]200extern int createPath (const char *name, int mode);
Eric Andersenf6be9441999-10-13 21:12:06 +0000[diff] [blame]201extern int parse_mode( const char* s, mode_t* theMode);
Eric Andersenb0e9a701999-10-18 22:28:26 +0000[diff] [blame]202
Erik Andersen1ad302a2000-03-24 00:54:46 +0000[diff] [blame]203extern int get_kernel_revision(void);
Eric Andersend23f9ba1999-10-20 19:18:15 +0000[diff] [blame]204extern uid_t my_getpwnam(char *name);
205extern gid_t my_getgrnam(char *name);
206extern void my_getpwuid(char* name, uid_t uid);
207extern void my_getgrgid(char* group, gid_t gid);
Eric Andersen0460ff21999-10-25 23:32:44 +0000[diff] [blame]208extern int get_console_fd(char* tty_name);
Eric Andersen29d2e361999-11-06 06:07:27 +0000[diff] [blame]209extern struct mntent *findMountPoint(const char *name, const char *table);
Eric Andersend0246fb1999-11-04 21:18:07 +0000[diff] [blame]210extern void write_mtab(char* blockDevice, char* directory,
211 char* filesystemType, long flags, char* string_flags);
212extern void erase_mtab(const char * name);
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]213extern void mtab_read(void);
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]214extern char *mtab_first(void **iter);
215extern char *mtab_next(void **iter);
216extern char *mtab_getinfo(const char *match, const char which);
Eric Andersenb186d981999-12-03 09:19:54 +0000[diff] [blame]217extern int check_wildcard_match(const char* text, const char* pattern);
Eric Andersen1792f8c1999-12-09 06:11:36 +0000[diff] [blame]218extern long getNum (const char *cp);
Erik Andersen825aead2000-04-07 06:00:07 +0000[diff] [blame]219extern pid_t* findPidByName( char* pidName);
Erik Andersen9ffdaa62000-02-11 21:55:04 +0000[diff] [blame]220extern void *xmalloc (size_t size);
Erik Andersenec5bd902000-03-22 07:12:05 +0000[diff] [blame]221extern int find_real_root_device_name(char* name);
John Beppu5a728cf2000-04-17 04:22:09 +0000[diff] [blame]222extern char *cstring_lineFromFile(FILE *f);
223
Erik Andersenec5bd902000-03-22 07:12:05 +0000[diff] [blame]224
Erik Andersen31cf8e02000-02-07 20:31:19 +0000[diff] [blame]225#if defined BB_INIT || defined BB_SYSLOGD
Erik Andersend0480c22000-02-07 20:35:14 +0000[diff] [blame]226extern int device_open(char *device, int mode);
Erik Andersen31cf8e02000-02-07 20:31:19 +0000[diff] [blame]227#endif
Erik Andersen5cbdd712000-01-26 20:06:48 +0000[diff] [blame]228#if defined BB_FEATURE_MOUNT_LOOP
229extern int del_loop(const char *device);
Erik Andersende7965c2000-01-26 23:49:21 +0000[diff] [blame]230extern int set_loop(const char *device, const char *file, int offset, int *loopro);
231extern char *find_unused_loop_device (void);
Erik Andersen5cbdd712000-01-26 20:06:48 +0000[diff] [blame]232#endif
233
Erik Andersen3fe39dc2000-01-25 18:13:53 +0000[diff] [blame]234
Erik Andersen5509af72000-01-23 18:19:02 +0000[diff] [blame]235#if (__GLIBC__ < 2) && (defined BB_SYSLOGD || defined BB_INIT)
Erik Andersen7dc16072000-01-04 01:10:25 +0000[diff] [blame]236extern int vdprintf(int d, const char *format, va_list ap);
237#endif
Eric Andersene674eb71999-10-19 20:52:57 +0000[diff] [blame]238
Eric Andersena9c95ea1999-11-15 17:33:30 +0000[diff] [blame]239#if defined BB_NFSMOUNT
240int nfsmount(const char *spec, const char *node, unsigned long *flags,
241 char **extra_opts, char **mount_opts, int running_bg);
242#endif
Eric Andersen29d2e361999-11-06 06:07:27 +0000[diff] [blame]243
Eric Andersene674eb71999-10-19 20:52:57 +0000[diff] [blame]244#if defined (BB_FSCK_MINIX) || defined (BB_MKFS_MINIX)
245
246static inline int bit(char * addr,unsigned int nr)
247{
248 return (addr[nr >> 3] & (1<<(nr & 7))) != 0;
249}
250
251static inline int setbit(char * addr,unsigned int nr)
252{
253 int __res = bit(addr, nr);
254 addr[nr >> 3] |= (1<<(nr & 7));
Erik Andersene49d5ec2000-02-08 19:58:47 +0000[diff] [blame]255 return __res != 0;
Eric Andersene674eb71999-10-19 20:52:57 +0000[diff] [blame]256}
257
258static inline int clrbit(char * addr,unsigned int nr)
259{
260 int __res = bit(addr, nr);
261 addr[nr >> 3] &= ~(1<<(nr & 7));
262 return __res != 0;
263}
264
Eric Andersenaa0765e1999-10-22 04:30:20 +0000[diff] [blame]265#endif /* inline bitops junk */
Eric Andersene674eb71999-10-19 20:52:57 +0000[diff] [blame]266
267
Erik Andersen31638212000-01-15 22:28:50 +0000[diff] [blame]268#ifndef RB_POWER_OFF
269/* Stop system and switch power off if possable. */
270#define RB_POWER_OFF 0x4321fedc
271#endif
272
Eric Andersenaa0765e1999-10-22 04:30:20 +0000[diff] [blame]273
Erik Andersenfac10d72000-02-07 05:29:42 +0000[diff] [blame]274#endif /* _BB_INTERNAL_H_ */