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1/* vi: set sw=4 ts=4: */
2/*
3 * Busybox main internal header file
4 *
5 * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
6 * Permission has been granted to redistribute this code under the GPL.
7 *
8 * Licensed under the GPL version 2, see the file LICENSE in this tarball.
9 */
10#ifndef __LIBBUSYBOX_H__
11#define __LIBBUSYBOX_H__ 1
12
13#include "platform.h"
14
15#include <ctype.h>
16#include <dirent.h>
17#include <errno.h>
18#include <fcntl.h>
19#include <inttypes.h>
20#include <malloc.h>
21#include <netdb.h>
22#include <setjmp.h>
23#include <signal.h>
24#include <stdio.h>
25#include <stdlib.h>
26#include <stdarg.h>
27#include <string.h>
28#include <strings.h>
29#include <sys/ioctl.h>
30#include <sys/mman.h>
31#include <sys/socket.h>
32#include <sys/stat.h>
33#include <sys/statfs.h>
34#include <sys/time.h>
35#include <sys/types.h>
36#include <sys/wait.h>
37#include <termios.h>
38#include <time.h>
39#include <unistd.h>
40#include <utime.h>
41
42#ifdef CONFIG_SELINUX
43#include <selinux/selinux.h>
44#endif
45
46#ifdef CONFIG_LOCALE_SUPPORT
47#include <locale.h>
48#else
49#define setlocale(x,y)
50#endif
51
52#include "pwd_.h"
53#include "grp_.h"
54#include "shadow_.h"
55
56/* Try to pull in PATH_MAX */
57#include <limits.h>
58#include <sys/param.h>
59#ifndef PATH_MAX
60#define PATH_MAX 256
61#endif
62
63/* Tested to work correctly (IIRC :]) */
64#define MAXINT(T) (T)( \
65 ((T)-1) > 0 \
66 ? (T)-1 \
67 : (T)~((T)1 << (sizeof(T)*8-1)) \
68 )
69
70#define MININT(T) (T)( \
71 ((T)-1) > 0 \
72 ? (T)0 \
73 : ((T)1 << (sizeof(T)*8-1)) \
74 )
75
76/* Large file support */
77/* Note that CONFIG_LFS forces bbox to be built with all common ops
78 * (stat, lseek etc) mapped to "largefile" variants by libc.
79 * Practically it means that open() automatically has O_LARGEFILE added
80 * and all filesize/file_offset parameters and struct members are "large"
81 * (in today's world - signed 64bit). For full support of large files,
82 * we need a few helper #defines (below) and careful use of off_t
83 * instead of int/ssize_t. No lseek64(), O_LARGEFILE etc necessary */
84#if ENABLE_LFS
85/* CONFIG_LFS is on */
86# if ULONG_MAX > 0xffffffff
87/* "long" is long enough on this system */
88# define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
89/* usage: sz = BB_STRTOOFF(s, NULL, 10); if (errno || sz < 0) die(); */
90# define BB_STRTOOFF bb_strtoul
91# define STRTOOFF strtoul
92/* usage: printf("size: %"OFF_FMT"d (%"OFF_FMT"x)\n", sz, sz); */
93# define OFF_FMT "l"
94# else
95/* "long" is too short, need "long long" */
96# define XATOOFF(a) xatoull_range(a, 0, LLONG_MAX)
97# define BB_STRTOOFF bb_strtoull
98# define STRTOOFF strtoull
99# define OFF_FMT "ll"
100# endif
101#else
102/* CONFIG_LFS is off */
103# if UINT_MAX == 0xffffffff
104/* While sizeof(off_t) == sizeof(int), off_t is typedef'ed to long anyway.
105 * gcc will throw warnings on printf("%d", off_t). Crap... */
106# define XATOOFF(a) xatoi_u(a)
107# define BB_STRTOOFF bb_strtou
108# define STRTOOFF strtol
109# define OFF_FMT "l"
110# else
111# define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
112# define BB_STRTOOFF bb_strtoul
113# define STRTOOFF strtol
114# define OFF_FMT "l"
115# endif
116#endif
117/* scary. better ideas? (but do *test* them first!) */
118#define OFF_T_MAX ((off_t)~((off_t)1 << (sizeof(off_t)*8-1)))
119
120/* Some useful definitions */
121#undef FALSE
122#define FALSE ((int) 0)
123#undef TRUE
124#define TRUE ((int) 1)
125#undef SKIP
126#define SKIP ((int) 2)
127
128/* for mtab.c */
129#define MTAB_GETMOUNTPT '1'
130#define MTAB_GETDEVICE '2'
131
132#define BUF_SIZE 8192
133#define EXPAND_ALLOC 1024
134
135/* Macros for min/max. */
136#ifndef MIN
137#define MIN(a,b) (((a)<(b))?(a):(b))
138#endif
139
140#ifndef MAX
141#define MAX(a,b) (((a)>(b))?(a):(b))
142#endif
143
144/* buffer allocation schemes */
145#ifdef CONFIG_FEATURE_BUFFERS_GO_ON_STACK
146#define RESERVE_CONFIG_BUFFER(buffer,len) char buffer[len]
147#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char buffer[len]
148#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
149#else
150#ifdef CONFIG_FEATURE_BUFFERS_GO_IN_BSS
151#define RESERVE_CONFIG_BUFFER(buffer,len) static char buffer[len]
152#define RESERVE_CONFIG_UBUFFER(buffer,len) static unsigned char buffer[len]
153#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
154#else
155#define RESERVE_CONFIG_BUFFER(buffer,len) char *buffer=xmalloc(len)
156#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char *buffer=xmalloc(len)
157#define RELEASE_CONFIG_BUFFER(buffer) free (buffer)
158#endif
159#endif
160
161
162#if (__GLIBC__ < 2)
163int vdprintf(int d, const char *format, va_list ap);
164#endif
165// This is declared here rather than #including <libgen.h> in order to avoid
166// confusing the two versions of basename. See the dirname/basename man page
167// for details.
168char *dirname(char *path);
169/* Include our own copy of struct sysinfo to avoid binary compatibility
170 * problems with Linux 2.4, which changed things. Grumble, grumble. */
171struct sysinfo {
172 long uptime; /* Seconds since boot */
173 unsigned long loads[3]; /* 1, 5, and 15 minute load averages */
174 unsigned long totalram; /* Total usable main memory size */
175 unsigned long freeram; /* Available memory size */
176 unsigned long sharedram; /* Amount of shared memory */
177 unsigned long bufferram; /* Memory used by buffers */
178 unsigned long totalswap; /* Total swap space size */
179 unsigned long freeswap; /* swap space still available */
180 unsigned short procs; /* Number of current processes */
181 unsigned short pad; /* Padding needed for m68k */
182 unsigned long totalhigh; /* Total high memory size */
183 unsigned long freehigh; /* Available high memory size */
184 unsigned int mem_unit; /* Memory unit size in bytes */
185 char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */
186};
187extern int sysinfo(struct sysinfo* info);
188
189
190extern void chomp(char *s);
191extern void trim(char *s);
192extern char *skip_whitespace(const char *);
193
194extern const char *bb_mode_string(int mode);
195extern int is_directory(const char *name, int followLinks, struct stat *statBuf);
196extern int remove_file(const char *path, int flags);
197extern int copy_file(const char *source, const char *dest, int flags);
198extern int recursive_action(const char *fileName, int recurse,
199 int followLinks, int depthFirst,
200 int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData, int depth),
201 int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData, int depth),
202 void* userData, int depth);
203extern int device_open(const char *device, int mode);
204extern int get_console_fd(void);
205extern char *find_block_device(char *path);
206extern off_t bb_copyfd_size(int fd1, int fd2, off_t size);
207extern off_t bb_copyfd_eof(int fd1, int fd2);
208extern char bb_process_escape_sequence(const char **ptr);
209extern char *bb_get_last_path_component(char *path);
210extern int ndelay_on(int fd);
211
212
213extern DIR *xopendir(const char *path);
214extern DIR *warn_opendir(const char *path);
215
216char *xgetcwd(char *cwd);
217char *xreadlink(const char *path);
218extern void xstat(char *filename, struct stat *buf);
219extern pid_t spawn(char **argv);
220extern pid_t xspawn(char **argv);
221extern int wait4pid(int pid);
222extern void xsetgid(gid_t gid);
223extern void xsetuid(uid_t uid);
224extern void xdaemon(int nochdir, int noclose);
225extern void xchdir(const char *path);
226extern void xsetenv(const char *key, const char *value);
227extern int xopen(const char *pathname, int flags);
228extern int xopen3(const char *pathname, int flags, int mode);
229extern off_t xlseek(int fd, off_t offset, int whence);
230extern off_t fdlength(int fd);
231
232
233extern int xsocket(int domain, int type, int protocol);
234extern void xbind(int sockfd, struct sockaddr *my_addr, socklen_t addrlen);
235extern void xlisten(int s, int backlog);
236extern void xconnect(int s, const struct sockaddr *s_addr, socklen_t addrlen);
237extern int xconnect_tcp_v4(struct sockaddr_in *s_addr);
238extern struct hostent *xgethostbyname(const char *name);
239extern struct hostent *xgethostbyname2(const char *name, int af);
240extern int xsocket_stream_ip4or6(sa_family_t *fp);
241typedef union {
242 struct sockaddr sa;
243 struct sockaddr_in sin;
244#if ENABLE_FEATURE_IPV6
245 struct sockaddr_in6 sin6;
246#endif
247} sockaddr_inet;
248extern int dotted2sockaddr(const char *dotted, struct sockaddr* sp, int socklen);
249extern int create_and_bind_socket_ip4or6(const char *hostaddr, int port);
250extern int setsockopt_reuseaddr(int fd);
251extern int setsockopt_broadcast(int fd);
252
253
254extern char *xstrdup(const char *s);
255extern char *xstrndup(const char *s, int n);
256extern char *safe_strncpy(char *dst, const char *src, size_t size);
257extern char *xasprintf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
258
259/* dmalloc will redefine these to it's own implementation. It is safe
260 * to have the prototypes here unconditionally. */
261extern void *xmalloc(size_t size);
262extern void *xrealloc(void *old, size_t size);
263extern void *xzalloc(size_t size);
264
265extern ssize_t safe_read(int fd, void *buf, size_t count);
266extern ssize_t full_read(int fd, void *buf, size_t count);
267extern void xread(int fd, void *buf, size_t count);
268extern unsigned char xread_char(int fd);
269extern char *reads(int fd, char *buf, size_t count);
270extern ssize_t read_close(int fd, void *buf, size_t count);
271extern ssize_t open_read_close(const char *filename, void *buf, size_t count);
272extern void *xmalloc_open_read_close(const char *filename, size_t *sizep);
273
274extern ssize_t safe_write(int fd, const void *buf, size_t count);
275extern ssize_t full_write(int fd, const void *buf, size_t count);
276extern void xwrite(int fd, const void *buf, size_t count);
277
278/* Reads and prints to stdout till eof, then closes FILE. Exits on error: */
279extern void xprint_and_close_file(FILE *file);
280extern char *xmalloc_fgets(FILE *file);
281/* Read up to (and including) TERMINATING_STRING: */
282extern char *xmalloc_fgets_str(FILE *file, const char *terminating_string);
283/* Chops off '\n' from the end, unlike fgets: */
284extern char *xmalloc_getline(FILE *file);
285extern char *bb_get_chunk_from_file(FILE *file, int *end);
286extern void die_if_ferror(FILE *file, const char *msg);
287extern void die_if_ferror_stdout(void);
288extern void xfflush_stdout(void);
289extern void fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN;
290extern int fclose_if_not_stdin(FILE *file);
291extern FILE *xfopen(const char *filename, const char *mode);
292/* Prints warning to stderr and returns NULL on failure: */
293extern FILE *fopen_or_warn(const char *filename, const char *mode);
294/* "Opens" stdin if filename is special, else just opens file: */
295extern FILE *fopen_or_warn_stdin(const char *filename);
296
297
298extern void smart_ulltoa5(unsigned long long ul, char buf[5]);
299extern void utoa_to_buf(unsigned n, char *buf, unsigned buflen);
300extern char *utoa(unsigned n);
301extern void itoa_to_buf(int n, char *buf, unsigned buflen);
302extern char *itoa(int n);
303
304struct suffix_mult {
305 const char *suffix;
306 unsigned mult;
307};
308#include "xatonum.h"
309/* Specialized: */
310/* Using xatoi() instead of naive atoi() is not always convenient -
311 * in many places people want *non-negative* values, but store them
312 * in signed int. Therefore we need this one:
313 * dies if input is not in [0, INT_MAX] range. Also will reject '-0' etc */
314int xatoi_u(const char *numstr);
315/* Useful for reading port numbers */
316uint16_t xatou16(const char *numstr);
317
318
319/* These parse entries in /etc/passwd and /etc/group. This is desirable
320 * for BusyBox since we want to avoid using the glibc NSS stuff, which
321 * increases target size and is often not needed on embedded systems. */
322extern long bb_xgetpwnam(const char *name);
323extern long bb_xgetgrnam(const char *name);
324/*extern char *bb_getug(char *buffer, char *idname, long id, int bufsize, char prefix);*/
325extern char *bb_getpwuid(char *name, long uid, int bufsize);
326extern char *bb_getgrgid(char *group, long gid, int bufsize);
327/* from chpst */
328struct bb_uidgid_t {
329 uid_t uid;
330 gid_t gid;
331};
332extern unsigned uidgid_get(struct bb_uidgid_t*, const char* /*, unsigned*/);
333
334
335enum { BB_GETOPT_ERROR = 0x80000000 };
336extern const char *opt_complementary;
337#if ENABLE_GETOPT_LONG
338extern const struct option *applet_long_options;
339#endif
340extern uint32_t option_mask32;
341extern uint32_t getopt32(int argc, char **argv, const char *applet_opts, ...);
342
343
344typedef struct llist_s {
345 char *data;
346 struct llist_s *link;
347} llist_t;
348extern void llist_add_to(llist_t **old_head, void *data);
349extern void llist_add_to_end(llist_t **list_head, void *data);
350extern void *llist_pop(llist_t **elm);
351extern void llist_free(llist_t *elm, void (*freeit)(void *data));
352extern llist_t* rev_llist(llist_t *list);
353
354enum {
355 LOGMODE_NONE = 0,
356 LOGMODE_STDIO = 1<<0,
357 LOGMODE_SYSLOG = 1<<1,
358 LOGMODE_BOTH = LOGMODE_SYSLOG + LOGMODE_STDIO,
359};
360extern const char *msg_eol;
361extern int logmode;
362extern int die_sleep;
363extern int xfunc_error_retval;
364extern void bb_show_usage(void) ATTRIBUTE_NORETURN ATTRIBUTE_EXTERNALLY_VISIBLE;
365extern void bb_error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
366extern void bb_error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
367extern void bb_perror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
368extern void bb_perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
369extern void bb_vherror_msg(const char *s, va_list p);
370extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
371extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
372extern void bb_perror_nomsg_and_die(void) ATTRIBUTE_NORETURN;
373extern void bb_perror_nomsg(void);
374extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
375/* These are used internally -- you shouldn't need to use them */
376extern void bb_verror_msg(const char *s, va_list p, const char *strerr);
377extern void bb_vperror_msg(const char *s, va_list p);
378extern void bb_vinfo_msg(const char *s, va_list p);
379
380
381extern int bb_echo(int argc, char** argv);
382extern int bb_test(int argc, char** argv);
383
384#ifndef BUILD_INDIVIDUAL
385extern struct BB_applet *find_applet_by_name(const char *name);
386extern void run_applet_by_name(const char *name, int argc, char **argv);
387#endif
388
389extern struct mntent *find_mount_point(const char *name, const char *table);
390extern void erase_mtab(const char * name);
391extern unsigned int tty_baud_to_value(speed_t speed);
392extern speed_t tty_value_to_baud(unsigned int value);
393extern void bb_warn_ignoring_args(int n);
394
395extern int get_linux_version_code(void);
396
397extern char *query_loop(const char *device);
398extern int del_loop(const char *device);
399extern int set_loop(char **device, const char *file, unsigned long long offset);
400
401
402const char *make_human_readable_str(unsigned long long size,
403 unsigned long block_size, unsigned long display_unit);
404
405char *bb_askpass(int timeout, const char * prompt);
406int bb_ask_confirmation(void);
407int klogctl(int type, char * b, int len);
408
409extern int bb_parse_mode(const char* s, mode_t* theMode);
410
411char *concat_path_file(const char *path, const char *filename);
412char *concat_subpath_file(const char *path, const char *filename);
413char *last_char_is(const char *s, int c);
414
415int execable_file(const char *name);
416char *find_execable(const char *filename);
417int exists_execable(const char *filename);
418
419USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out);
420int inflate(int in, int out);
421
422int create_icmp_socket(void);
423int create_icmp6_socket(void);
424
425unsigned short bb_lookup_port(const char *port, const char *protocol, unsigned short default_port);
426void bb_lookup_host(struct sockaddr_in *s_in, const char *host);
427
428int bb_make_directory(char *path, long mode, int flags);
429
430int get_signum(const char *name);
431const char *get_signame(int number);
432
433char *bb_simplify_path(const char *path);
434
435#define FAIL_DELAY 3
436extern void bb_do_delay(int seconds);
437extern void change_identity(const struct passwd *pw);
438extern const char *change_identity_e2str(const struct passwd *pw);
439extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args);
440#ifdef CONFIG_SELINUX
441extern void renew_current_security_context(void);
442extern void set_current_security_context(security_context_t sid);
443#endif
444extern int restricted_shell(const char *shell);
445extern void setup_environment(const char *shell, int loginshell, int changeenv, const struct passwd *pw);
446extern int correct_password(const struct passwd *pw);
447extern char *pw_encrypt(const char *clear, const char *salt);
448extern int obscure(const char *old, const char *newval, const struct passwd *pwdp);
449extern int index_in_str_array(const char * const string_array[], const char *key);
450extern int index_in_substr_array(const char * const string_array[], const char *key);
451extern void print_login_issue(const char *issue_file, const char *tty);
452extern void print_login_prompt(void);
453#ifdef BB_NOMMU
454extern void vfork_daemon(int nochdir, int noclose);
455extern void vfork_daemon_rexec(int nochdir, int noclose,
456 int argc, char **argv, char *foreground_opt);
457#endif
458extern int get_terminal_width_height(int fd, int *width, int *height);
459extern unsigned long get_ug_id(const char *s, long (*__bb_getxxnam)(const char *));
460
461int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
462void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
463void reset_ino_dev_hashtable(void);
464#ifdef __GLIBC__
465/* At least glibc has horrendously large inline for this, so wrap it */
466extern unsigned long long bb_makedev(unsigned int major, unsigned int minor);
467#undef makedev
468#define makedev(a,b) bb_makedev(a,b)
469#endif
470
471
472#ifndef COMM_LEN
473#ifdef TASK_COMM_LEN
474enum { COMM_LEN = TASK_COMM_LEN };
475#else
476/* synchronize with sizeof(task_struct.comm) in /usr/include/linux/sched.h */
477enum { COMM_LEN = 16 };
478#endif
479#endif
480typedef struct {
481 DIR *dir;
482/* Fields are set to 0/NULL if failed to determine (or not requested) */
483 char *cmd;
484 unsigned long rss;
485 unsigned long stime, utime;
486 unsigned pid;
487 unsigned ppid;
488 unsigned pgid;
489 unsigned sid;
490 unsigned uid;
491 unsigned gid;
492 /* basename of executable file in call to exec(2), size from */
493 /* sizeof(task_struct.comm) in /usr/include/linux/sched.h */
494 char state[4];
495 char comm[COMM_LEN];
496// user/group? - use passwd/group parsing functions
497} procps_status_t;
498enum {
499 PSSCAN_PID = 1 << 0,
500 PSSCAN_PPID = 1 << 1,
501 PSSCAN_PGID = 1 << 2,
502 PSSCAN_SID = 1 << 3,
503 PSSCAN_UIDGID = 1 << 4,
504 PSSCAN_COMM = 1 << 5,
505 PSSCAN_CMD = 1 << 6,
506 PSSCAN_STATE = 1 << 7,
507 PSSCAN_RSS = 1 << 8,
508 PSSCAN_STIME = 1 << 9,
509 PSSCAN_UTIME = 1 << 10,
510 /* These are all retrieved from proc/NN/stat in one go: */
511 PSSCAN_STAT = PSSCAN_PPID | PSSCAN_PGID | PSSCAN_SID
512 | PSSCAN_COMM | PSSCAN_STATE
513 | PSSCAN_RSS | PSSCAN_STIME | PSSCAN_UTIME,
514};
515procps_status_t* alloc_procps_scan(int flags);
516void free_procps_scan(procps_status_t* sp);
517procps_status_t* procps_scan(procps_status_t* sp, int flags);
518pid_t *find_pid_by_name(const char* procName);
519pid_t *pidlist_reverse(pid_t *pidList);
520void clear_username_cache(void);
521const char* get_cached_username(uid_t uid);
522const char* get_cached_groupname(gid_t gid);
523
524
525extern const char bb_uuenc_tbl_base64[];
526extern const char bb_uuenc_tbl_std[];
527void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl);
528
529typedef struct sha1_ctx_t {
530 uint32_t count[2];
531 uint32_t hash[5];
532 uint32_t wbuf[16];
533} sha1_ctx_t;
534void sha1_begin(sha1_ctx_t *ctx);
535void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx);
536void *sha1_end(void *resbuf, sha1_ctx_t *ctx);
537
538typedef struct md5_ctx_t {
539 uint32_t A;
540 uint32_t B;
541 uint32_t C;
542 uint32_t D;
543 uint64_t total;
544 uint32_t buflen;
545 char buffer[128];
546} md5_ctx_t;
547void md5_begin(md5_ctx_t *ctx);
548void md5_hash(const void *data, size_t length, md5_ctx_t *ctx);
549void *md5_end(void *resbuf, md5_ctx_t *ctx);
550
551uint32_t *crc32_filltable(int endian);
552
553
554enum { /* DO NOT CHANGE THESE VALUES! cp.c depends on them. */
555 FILEUTILS_PRESERVE_STATUS = 1,
556 FILEUTILS_DEREFERENCE = 2,
557 FILEUTILS_RECUR = 4,
558 FILEUTILS_FORCE = 8,
559 FILEUTILS_INTERACTIVE = 0x10,
560 FILEUTILS_MAKE_HARDLINK = 0x20,
561 FILEUTILS_MAKE_SOFTLINK = 0x40,
562};
563#define FILEUTILS_CP_OPTSTR "pdRfils"
564
565extern const char *applet_name;
566extern const char BB_BANNER[];
567
568extern const char bb_msg_full_version[];
569extern const char bb_msg_memory_exhausted[];
570extern const char bb_msg_invalid_date[];
571extern const char bb_msg_read_error[];
572extern const char bb_msg_write_error[];
573extern const char bb_msg_unknown[];
574extern const char bb_msg_can_not_create_raw_socket[];
575extern const char bb_msg_perm_denied_are_you_root[];
576extern const char bb_msg_requires_arg[];
577extern const char bb_msg_invalid_arg[];
578extern const char bb_msg_standard_input[];
579extern const char bb_msg_standard_output[];
580
581extern const char bb_str_default[];
582
583extern const char bb_path_mtab_file[];
584extern const char bb_path_nologin_file[];
585extern const char bb_path_passwd_file[];
586extern const char bb_path_shadow_file[];
587extern const char bb_path_gshadow_file[];
588extern const char bb_path_group_file[];
589extern const char bb_path_securetty_file[];
590extern const char bb_path_motd_file[];
591extern const char bb_path_wtmp_file[];
592extern const char bb_dev_null[];
593
594#ifndef BUFSIZ
595#define BUFSIZ 4096
596#endif
597extern char bb_common_bufsiz1[BUFSIZ+1];
598
599/* You can change LIBBB_DEFAULT_LOGIN_SHELL, but don't use it,
600 * use bb_default_login_shell and following defines.
601 * If you change LIBBB_DEFAULT_LOGIN_SHELL,
602 * don't forget to change increment constant. */
603#define LIBBB_DEFAULT_LOGIN_SHELL "-/bin/sh"
604extern const char bb_default_login_shell[];
605/* "/bin/sh" */
606#define DEFAULT_SHELL (bb_default_login_shell+1)
607/* "sh" */
608#define DEFAULT_SHELL_SHORT_NAME (bb_default_login_shell+6)
609
610
611#ifdef CONFIG_FEATURE_DEVFS
612# define CURRENT_VC "/dev/vc/0"
613# define VC_1 "/dev/vc/1"
614# define VC_2 "/dev/vc/2"
615# define VC_3 "/dev/vc/3"
616# define VC_4 "/dev/vc/4"
617# define VC_5 "/dev/vc/5"
618#if defined(__sh__) || defined(__H8300H__) || defined(__H8300S__)
619/* Yes, this sucks, but both SH (including sh64) and H8 have a SCI(F) for their
620 respective serial ports .. as such, we can't use the common device paths for
621 these. -- PFM */
622# define SC_0 "/dev/ttsc/0"
623# define SC_1 "/dev/ttsc/1"
624# define SC_FORMAT "/dev/ttsc/%d"
625#else
626# define SC_0 "/dev/tts/0"
627# define SC_1 "/dev/tts/1"
628# define SC_FORMAT "/dev/tts/%d"
629#endif
630# define VC_FORMAT "/dev/vc/%d"
631# define LOOP_FORMAT "/dev/loop/%d"
632# define LOOP_NAME "/dev/loop/"
633# define FB_0 "/dev/fb/0"
634#else
635# define CURRENT_VC "/dev/tty0"
636# define VC_1 "/dev/tty1"
637# define VC_2 "/dev/tty2"
638# define VC_3 "/dev/tty3"
639# define VC_4 "/dev/tty4"
640# define VC_5 "/dev/tty5"
641#if defined(__sh__) || defined(__H8300H__) || defined(__H8300S__)
642# define SC_0 "/dev/ttySC0"
643# define SC_1 "/dev/ttySC1"
644# define SC_FORMAT "/dev/ttySC%d"
645#else
646# define SC_0 "/dev/ttyS0"
647# define SC_1 "/dev/ttyS1"
648# define SC_FORMAT "/dev/ttyS%d"
649#endif
650# define VC_FORMAT "/dev/tty%d"
651# define LOOP_FORMAT "/dev/loop%d"
652# define LOOP_NAME "/dev/loop"
653# define FB_0 "/dev/fb0"
654#endif
655
656/* The following devices are the same on devfs and non-devfs systems. */
657#define CURRENT_TTY "/dev/tty"
658#define CONSOLE_DEV "/dev/console"
659
660
661#ifndef RB_POWER_OFF
662/* Stop system and switch power off if possible. */
663#define RB_POWER_OFF 0x4321fedc
664#endif
665
666/* Make sure we call functions instead of macros. */
667#undef isalnum
668#undef isalpha
669#undef isascii
670#undef isblank
671#undef iscntrl
672#undef isgraph
673#undef islower
674#undef isprint
675#undef ispunct
676#undef isspace
677#undef isupper
678#undef isxdigit
679
680/* This one is more efficient - we save ~400 bytes */
681#undef isdigit
682#define isdigit(a) ((unsigned)((a) - '0') <= 9)
683
684
685#ifdef DMALLOC
686#include <dmalloc.h>
687#endif
688
689#endif /* __LIBBUSYBOX_H__ */
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