1 /* vi: set sw=4 ts=4: */
3 * Busybox main internal header file
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.
8 * Licensed under the GPL version 2, see the file LICENSE in this tarball.
10 #ifndef __LIBBUSYBOX_H__
11 #define __LIBBUSYBOX_H__ 1
29 #include <sys/ioctl.h>
31 #include <sys/socket.h>
33 #include <sys/statfs.h>
35 #include <sys/types.h>
43 #include <selinux/selinux.h>
46 #ifdef CONFIG_LOCALE_SUPPORT
49 #define setlocale(x,y)
56 /* Try to pull in PATH_MAX */
58 #include <sys/param.h>
63 /* Tested to work correctly (IIRC :]) */
64 #define MAXINT(T) (T)( \
67 : (T)~((T)1 << (sizeof(T)*8-1)) \
70 #define MININT(T) (T)( \
73 : ((T)1 << (sizeof(T)*8-1)) \
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 */
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); */
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
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
111 # define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
112 # define BB_STRTOOFF bb_strtoul
113 # define STRTOOFF strtol
117 /* scary. better ideas? (but do *test* them first!) */
118 #define OFF_T_MAX ((off_t)~((off_t)1 << (sizeof(off_t)*8-1)))
120 /* Some useful definitions */
122 #define FALSE ((int) 0)
124 #define TRUE ((int) 1)
126 #define SKIP ((int) 2)
129 #define MTAB_GETMOUNTPT '1'
130 #define MTAB_GETDEVICE '2'
132 #define BUF_SIZE 8192
133 #define EXPAND_ALLOC 1024
135 /* Macros for min/max. */
137 #define MIN(a,b) (((a)<(b))?(a):(b))
141 #define MAX(a,b) (((a)>(b))?(a):(b))
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)
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)
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)
163 int vdprintf(int d, const char *format, va_list ap);
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
168 char *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. */
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.. */
187 extern int sysinfo(struct sysinfo* info);
190 extern void chomp(char *s);
191 extern void trim(char *s);
192 extern char *skip_whitespace(const char *);
194 extern const char *bb_mode_string(int mode);
195 extern int is_directory(const char *name, int followLinks, struct stat *statBuf);
196 extern int remove_file(const char *path, int flags);
197 extern int copy_file(const char *source, const char *dest, int flags);
198 extern 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);
203 extern int device_open(const char *device, int mode);
204 extern int get_console_fd(void);
205 extern char *find_block_device(char *path);
206 extern off_t bb_copyfd_size(int fd1, int fd2, off_t size);
207 extern off_t bb_copyfd_eof(int fd1, int fd2);
208 extern char bb_process_escape_sequence(const char **ptr);
209 extern char *bb_get_last_path_component(char *path);
210 extern int ndelay_on(int fd);
213 extern DIR *xopendir(const char *path);
214 extern DIR *warn_opendir(const char *path);
216 char *xgetcwd(char *cwd);
217 char *xreadlink(const char *path);
218 extern void xstat(char *filename, struct stat *buf);
219 extern pid_t spawn(char **argv);
220 extern pid_t xspawn(char **argv);
221 extern int wait4pid(int pid);
222 extern void xsetgid(gid_t gid);
223 extern void xsetuid(uid_t uid);
224 extern void xdaemon(int nochdir, int noclose);
225 extern void xchdir(const char *path);
226 extern void xsetenv(const char *key, const char *value);
227 extern int xopen(const char *pathname, int flags);
228 extern int xopen3(const char *pathname, int flags, int mode);
229 extern off_t xlseek(int fd, off_t offset, int whence);
230 extern off_t fdlength(int fd);
233 extern int xsocket(int domain, int type, int protocol);
234 extern void xbind(int sockfd, struct sockaddr *my_addr, socklen_t addrlen);
235 extern void xlisten(int s, int backlog);
236 extern void xconnect(int s, const struct sockaddr *s_addr, socklen_t addrlen);
237 extern int xconnect_tcp_v4(struct sockaddr_in *s_addr);
238 extern struct hostent *xgethostbyname(const char *name);
239 extern struct hostent *xgethostbyname2(const char *name, int af);
240 extern int xsocket_stream_ip4or6(sa_family_t *fp);
243 struct sockaddr_in sin;
244 #if ENABLE_FEATURE_IPV6
245 struct sockaddr_in6 sin6;
248 extern int dotted2sockaddr(const char *dotted, struct sockaddr* sp, int socklen);
249 extern int create_and_bind_socket_ip4or6(const char *hostaddr, int port);
250 extern int setsockopt_reuseaddr(int fd);
251 extern int setsockopt_broadcast(int fd);
254 extern char *xstrdup(const char *s);
255 extern char *xstrndup(const char *s, int n);
256 extern char *safe_strncpy(char *dst, const char *src, size_t size);
257 extern char *xasprintf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
258 // gcc-4.1.1 still isn't good enough at optimizing it
259 // (+200 bytes compared to macro)
260 //static ATTRIBUTE_ALWAYS_INLINE
261 //int LONE_DASH(const char *s) { return s[0] == '-' && !s[1]; }
262 //static ATTRIBUTE_ALWAYS_INLINE
263 //int NOT_LONE_DASH(const char *s) { return s[0] != '-' || s[1]; }
264 #define LONE_DASH(s) ((s)[0] == '-' && !(s)[1])
265 #define NOT_LONE_DASH(s) ((s)[0] != '-' || (s)[1])
267 /* dmalloc will redefine these to it's own implementation. It is safe
268 * to have the prototypes here unconditionally. */
269 extern void *xmalloc(size_t size);
270 extern void *xrealloc(void *old, size_t size);
271 extern void *xzalloc(size_t size);
273 extern ssize_t safe_read(int fd, void *buf, size_t count);
274 extern ssize_t full_read(int fd, void *buf, size_t count);
275 extern void xread(int fd, void *buf, size_t count);
276 extern unsigned char xread_char(int fd);
277 extern char *reads(int fd, char *buf, size_t count);
278 extern ssize_t read_close(int fd, void *buf, size_t count);
279 extern ssize_t open_read_close(const char *filename, void *buf, size_t count);
280 extern void *xmalloc_open_read_close(const char *filename, size_t *sizep);
282 extern ssize_t safe_write(int fd, const void *buf, size_t count);
283 extern ssize_t full_write(int fd, const void *buf, size_t count);
284 extern void xwrite(int fd, const void *buf, size_t count);
286 /* Reads and prints to stdout till eof, then closes FILE. Exits on error: */
287 extern void xprint_and_close_file(FILE *file);
288 extern char *xmalloc_fgets(FILE *file);
289 /* Read up to (and including) TERMINATING_STRING: */
290 extern char *xmalloc_fgets_str(FILE *file, const char *terminating_string);
291 /* Chops off '\n' from the end, unlike fgets: */
292 extern char *xmalloc_getline(FILE *file);
293 extern char *bb_get_chunk_from_file(FILE *file, int *end);
294 extern void die_if_ferror(FILE *file, const char *msg);
295 extern void die_if_ferror_stdout(void);
296 extern void xfflush_stdout(void);
297 extern void fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN;
298 extern int fclose_if_not_stdin(FILE *file);
299 extern FILE *xfopen(const char *filename, const char *mode);
300 /* Prints warning to stderr and returns NULL on failure: */
301 extern FILE *fopen_or_warn(const char *filename, const char *mode);
302 /* "Opens" stdin if filename is special, else just opens file: */
303 extern FILE *fopen_or_warn_stdin(const char *filename);
306 extern void smart_ulltoa5(unsigned long long ul, char buf[5]);
307 extern void utoa_to_buf(unsigned n, char *buf, unsigned buflen);
308 extern char *utoa(unsigned n);
309 extern void itoa_to_buf(int n, char *buf, unsigned buflen);
310 extern char *itoa(int n);
318 /* Using xatoi() instead of naive atoi() is not always convenient -
319 * in many places people want *non-negative* values, but store them
320 * in signed int. Therefore we need this one:
321 * dies if input is not in [0, INT_MAX] range. Also will reject '-0' etc */
322 int xatoi_u(const char *numstr);
323 /* Useful for reading port numbers */
324 uint16_t xatou16(const char *numstr);
327 /* These parse entries in /etc/passwd and /etc/group. This is desirable
328 * for BusyBox since we want to avoid using the glibc NSS stuff, which
329 * increases target size and is often not needed on embedded systems. */
330 extern long bb_xgetpwnam(const char *name);
331 extern long bb_xgetgrnam(const char *name);
332 /*extern char *bb_getug(char *buffer, char *idname, long id, int bufsize, char prefix);*/
333 extern char *bb_getpwuid(char *name, long uid, int bufsize);
334 extern char *bb_getgrgid(char *group, long gid, int bufsize);
340 extern unsigned uidgid_get(struct bb_uidgid_t*, const char* /*, unsigned*/);
343 enum { BB_GETOPT_ERROR = 0x80000000 };
344 extern const char *opt_complementary;
345 #if ENABLE_GETOPT_LONG
346 extern const struct option *applet_long_options;
348 extern uint32_t option_mask32;
349 extern uint32_t getopt32(int argc, char **argv, const char *applet_opts, ...);
352 typedef struct llist_s {
354 struct llist_s *link;
356 extern void llist_add_to(llist_t **old_head, void *data);
357 extern void llist_add_to_end(llist_t **list_head, void *data);
358 extern void *llist_pop(llist_t **elm);
359 extern void llist_free(llist_t *elm, void (*freeit)(void *data));
360 extern llist_t* rev_llist(llist_t *list);
364 LOGMODE_STDIO = 1<<0,
365 LOGMODE_SYSLOG = 1<<1,
366 LOGMODE_BOTH = LOGMODE_SYSLOG + LOGMODE_STDIO,
368 extern const char *msg_eol;
370 extern int die_sleep;
371 extern int xfunc_error_retval;
372 extern void bb_show_usage(void) ATTRIBUTE_NORETURN ATTRIBUTE_EXTERNALLY_VISIBLE;
373 extern void bb_error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
374 extern void bb_error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
375 extern void bb_perror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
376 extern void bb_perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
377 extern void bb_vherror_msg(const char *s, va_list p);
378 extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
379 extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
380 extern void bb_perror_nomsg_and_die(void) ATTRIBUTE_NORETURN;
381 extern void bb_perror_nomsg(void);
382 extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
383 /* These are used internally -- you shouldn't need to use them */
384 extern void bb_verror_msg(const char *s, va_list p, const char *strerr);
385 extern void bb_vperror_msg(const char *s, va_list p);
386 extern void bb_vinfo_msg(const char *s, va_list p);
389 extern int bb_echo(int argc, char** argv);
390 extern int bb_test(int argc, char** argv);
392 #ifndef BUILD_INDIVIDUAL
393 extern struct BB_applet *find_applet_by_name(const char *name);
394 extern void run_applet_by_name(const char *name, int argc, char **argv);
397 extern struct mntent *find_mount_point(const char *name, const char *table);
398 extern void erase_mtab(const char * name);
399 extern unsigned int tty_baud_to_value(speed_t speed);
400 extern speed_t tty_value_to_baud(unsigned int value);
401 extern void bb_warn_ignoring_args(int n);
403 extern int get_linux_version_code(void);
405 extern char *query_loop(const char *device);
406 extern int del_loop(const char *device);
407 extern int set_loop(char **device, const char *file, unsigned long long offset);
410 const char *make_human_readable_str(unsigned long long size,
411 unsigned long block_size, unsigned long display_unit);
413 char *bb_askpass(int timeout, const char * prompt);
414 int bb_ask_confirmation(void);
415 int klogctl(int type, char * b, int len);
417 extern int bb_parse_mode(const char* s, mode_t* theMode);
419 char *concat_path_file(const char *path, const char *filename);
420 char *concat_subpath_file(const char *path, const char *filename);
421 char *last_char_is(const char *s, int c);
423 int execable_file(const char *name);
424 char *find_execable(const char *filename);
425 int exists_execable(const char *filename);
427 USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out);
428 int inflate(int in, int out);
430 int create_icmp_socket(void);
431 int create_icmp6_socket(void);
433 unsigned short bb_lookup_port(const char *port, const char *protocol, unsigned short default_port);
434 void bb_lookup_host(struct sockaddr_in *s_in, const char *host);
436 int bb_make_directory(char *path, long mode, int flags);
438 int get_signum(const char *name);
439 const char *get_signame(int number);
441 char *bb_simplify_path(const char *path);
444 extern void bb_do_delay(int seconds);
445 extern void change_identity(const struct passwd *pw);
446 extern const char *change_identity_e2str(const struct passwd *pw);
447 extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args);
448 #ifdef CONFIG_SELINUX
449 extern void renew_current_security_context(void);
450 extern void set_current_security_context(security_context_t sid);
452 extern int restricted_shell(const char *shell);
453 extern void setup_environment(const char *shell, int loginshell, int changeenv, const struct passwd *pw);
454 extern int correct_password(const struct passwd *pw);
455 extern char *pw_encrypt(const char *clear, const char *salt);
456 extern int obscure(const char *old, const char *newval, const struct passwd *pwdp);
457 extern int index_in_str_array(const char * const string_array[], const char *key);
458 extern int index_in_substr_array(const char * const string_array[], const char *key);
459 extern void print_login_issue(const char *issue_file, const char *tty);
460 extern void print_login_prompt(void);
462 extern void vfork_daemon(int nochdir, int noclose);
463 extern void vfork_daemon_rexec(int nochdir, int noclose,
464 int argc, char **argv, char *foreground_opt);
466 extern int get_terminal_width_height(int fd, int *width, int *height);
467 extern unsigned long get_ug_id(const char *s, long (*__bb_getxxnam)(const char *));
469 int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
470 void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
471 void reset_ino_dev_hashtable(void);
473 /* At least glibc has horrendously large inline for this, so wrap it */
474 extern unsigned long long bb_makedev(unsigned int major, unsigned int minor);
476 #define makedev(a,b) bb_makedev(a,b)
482 enum { COMM_LEN = TASK_COMM_LEN };
484 /* synchronize with sizeof(task_struct.comm) in /usr/include/linux/sched.h */
485 enum { COMM_LEN = 16 };
490 /* Fields are set to 0/NULL if failed to determine (or not requested) */
493 unsigned long stime, utime;
500 /* basename of executable file in call to exec(2), size from */
501 /* sizeof(task_struct.comm) in /usr/include/linux/sched.h */
504 // user/group? - use passwd/group parsing functions
508 PSSCAN_PPID = 1 << 1,
509 PSSCAN_PGID = 1 << 2,
511 PSSCAN_UIDGID = 1 << 4,
512 PSSCAN_COMM = 1 << 5,
514 PSSCAN_STATE = 1 << 7,
516 PSSCAN_STIME = 1 << 9,
517 PSSCAN_UTIME = 1 << 10,
518 /* These are all retrieved from proc/NN/stat in one go: */
519 PSSCAN_STAT = PSSCAN_PPID | PSSCAN_PGID | PSSCAN_SID
520 | PSSCAN_COMM | PSSCAN_STATE
521 | PSSCAN_RSS | PSSCAN_STIME | PSSCAN_UTIME,
523 procps_status_t* alloc_procps_scan(int flags);
524 void free_procps_scan(procps_status_t* sp);
525 procps_status_t* procps_scan(procps_status_t* sp, int flags);
526 pid_t *find_pid_by_name(const char* procName);
527 pid_t *pidlist_reverse(pid_t *pidList);
528 void clear_username_cache(void);
529 const char* get_cached_username(uid_t uid);
530 const char* get_cached_groupname(gid_t gid);
533 extern const char bb_uuenc_tbl_base64[];
534 extern const char bb_uuenc_tbl_std[];
535 void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl);
537 typedef struct sha1_ctx_t {
542 void sha1_begin(sha1_ctx_t *ctx);
543 void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx);
544 void *sha1_end(void *resbuf, sha1_ctx_t *ctx);
546 typedef struct md5_ctx_t {
555 void md5_begin(md5_ctx_t *ctx);
556 void md5_hash(const void *data, size_t length, md5_ctx_t *ctx);
557 void *md5_end(void *resbuf, md5_ctx_t *ctx);
559 uint32_t *crc32_filltable(int endian);
562 enum { /* DO NOT CHANGE THESE VALUES! cp.c depends on them. */
563 FILEUTILS_PRESERVE_STATUS = 1,
564 FILEUTILS_DEREFERENCE = 2,
567 FILEUTILS_INTERACTIVE = 0x10,
568 FILEUTILS_MAKE_HARDLINK = 0x20,
569 FILEUTILS_MAKE_SOFTLINK = 0x40,
571 #define FILEUTILS_CP_OPTSTR "pdRfils"
573 extern const char *applet_name;
574 extern const char BB_BANNER[];
576 extern const char bb_msg_full_version[];
577 extern const char bb_msg_memory_exhausted[];
578 extern const char bb_msg_invalid_date[];
579 extern const char bb_msg_read_error[];
580 extern const char bb_msg_write_error[];
581 extern const char bb_msg_unknown[];
582 extern const char bb_msg_can_not_create_raw_socket[];
583 extern const char bb_msg_perm_denied_are_you_root[];
584 extern const char bb_msg_requires_arg[];
585 extern const char bb_msg_invalid_arg[];
586 extern const char bb_msg_standard_input[];
587 extern const char bb_msg_standard_output[];
589 extern const char bb_str_default[];
591 extern const char bb_path_mtab_file[];
592 extern const char bb_path_nologin_file[];
593 extern const char bb_path_passwd_file[];
594 extern const char bb_path_shadow_file[];
595 extern const char bb_path_gshadow_file[];
596 extern const char bb_path_group_file[];
597 extern const char bb_path_securetty_file[];
598 extern const char bb_path_motd_file[];
599 extern const char bb_path_wtmp_file[];
600 extern const char bb_dev_null[];
605 extern char bb_common_bufsiz1[BUFSIZ+1];
607 /* You can change LIBBB_DEFAULT_LOGIN_SHELL, but don't use it,
608 * use bb_default_login_shell and following defines.
609 * If you change LIBBB_DEFAULT_LOGIN_SHELL,
610 * don't forget to change increment constant. */
611 #define LIBBB_DEFAULT_LOGIN_SHELL "-/bin/sh"
612 extern const char bb_default_login_shell[];
614 #define DEFAULT_SHELL (bb_default_login_shell+1)
616 #define DEFAULT_SHELL_SHORT_NAME (bb_default_login_shell+6)
619 #ifdef CONFIG_FEATURE_DEVFS
620 # define CURRENT_VC "/dev/vc/0"
621 # define VC_1 "/dev/vc/1"
622 # define VC_2 "/dev/vc/2"
623 # define VC_3 "/dev/vc/3"
624 # define VC_4 "/dev/vc/4"
625 # define VC_5 "/dev/vc/5"
626 #if defined(__sh__) || defined(__H8300H__) || defined(__H8300S__)
627 /* Yes, this sucks, but both SH (including sh64) and H8 have a SCI(F) for their
628 respective serial ports .. as such, we can't use the common device paths for
630 # define SC_0 "/dev/ttsc/0"
631 # define SC_1 "/dev/ttsc/1"
632 # define SC_FORMAT "/dev/ttsc/%d"
634 # define SC_0 "/dev/tts/0"
635 # define SC_1 "/dev/tts/1"
636 # define SC_FORMAT "/dev/tts/%d"
638 # define VC_FORMAT "/dev/vc/%d"
639 # define LOOP_FORMAT "/dev/loop/%d"
640 # define LOOP_NAME "/dev/loop/"
641 # define FB_0 "/dev/fb/0"
643 # define CURRENT_VC "/dev/tty0"
644 # define VC_1 "/dev/tty1"
645 # define VC_2 "/dev/tty2"
646 # define VC_3 "/dev/tty3"
647 # define VC_4 "/dev/tty4"
648 # define VC_5 "/dev/tty5"
649 #if defined(__sh__) || defined(__H8300H__) || defined(__H8300S__)
650 # define SC_0 "/dev/ttySC0"
651 # define SC_1 "/dev/ttySC1"
652 # define SC_FORMAT "/dev/ttySC%d"
654 # define SC_0 "/dev/ttyS0"
655 # define SC_1 "/dev/ttyS1"
656 # define SC_FORMAT "/dev/ttyS%d"
658 # define VC_FORMAT "/dev/tty%d"
659 # define LOOP_FORMAT "/dev/loop%d"
660 # define LOOP_NAME "/dev/loop"
661 # define FB_0 "/dev/fb0"
664 /* The following devices are the same on devfs and non-devfs systems. */
665 #define CURRENT_TTY "/dev/tty"
666 #define CONSOLE_DEV "/dev/console"
670 /* Stop system and switch power off if possible. */
671 #define RB_POWER_OFF 0x4321fedc
674 /* Make sure we call functions instead of macros. */
688 /* This one is more efficient - we save ~400 bytes */
690 #define isdigit(a) ((unsigned)((a) - '0') <= 9)
697 #endif /* __LIBBUSYBOX_H__ */