reshuffle libbb.h contents so that order of decls makes sense

Found bad typo in largefile support :)

1 files changed, 250 insertions, 268 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 234ba12..169964b 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -10,7 +10,6 @@
 #ifndef	__LIBBUSYBOX_H__
 #define	__LIBBUSYBOX_H__    1
 
-//Ok to remove? #include "bb_config.h"
 #include "platform.h"
 
 #include <ctype.h>
@@ -83,7 +82,7 @@
  * (in today's world - signed 64bit). For full support of large files,
  * we need a few helper #defines (below) and careful use of off_t
  * instead of int/ssize_t. No lseek64(), O_LARGEFILE etc necessary */
-#if ENBALE_LFS
+#if ENABLE_LFS
 /* CONFIG_LFS is on */
 # if ULONG_MAX > 0xffffffff
 /* "long" is long enough on this system */
@@ -158,93 +157,107 @@
 #endif
 
 
-typedef struct llist_s {
-	char *data;
-	struct llist_s *link;
-} llist_t;
-extern void llist_add_to(llist_t **old_head, void *data);
-extern void llist_add_to_end(llist_t **list_head, void *data);
-extern void *llist_pop(llist_t **elm);
-extern void llist_free(llist_t *elm, void (*freeit)(void *data));
-extern llist_t* rev_llist(llist_t *list);
-
-enum {
-	LOGMODE_NONE = 0,
-	LOGMODE_STDIO = 1<<0,
-	LOGMODE_SYSLOG = 1<<1,
-	LOGMODE_BOTH = LOGMODE_SYSLOG + LOGMODE_STDIO,
+#if (__GLIBC__ < 2)
+int vdprintf(int d, const char *format, va_list ap);
+#endif
+// This is declared here rather than #including <libgen.h> in order to avoid
+// confusing the two versions of basename.  See the dirname/basename man page
+// for details.
+char *dirname(char *path);
+/* Include our own copy of struct sysinfo to avoid binary compatibility
+ * problems with Linux 2.4, which changed things.  Grumble, grumble. */
+struct sysinfo {
+	long uptime;			/* Seconds since boot */
+	unsigned long loads[3];		/* 1, 5, and 15 minute load averages */
+	unsigned long totalram;		/* Total usable main memory size */
+	unsigned long freeram;		/* Available memory size */
+	unsigned long sharedram;	/* Amount of shared memory */
+	unsigned long bufferram;	/* Memory used by buffers */
+	unsigned long totalswap;	/* Total swap space size */
+	unsigned long freeswap;		/* swap space still available */
+	unsigned short procs;		/* Number of current processes */
+	unsigned short pad;			/* Padding needed for m68k */
+	unsigned long totalhigh;	/* Total high memory size */
+	unsigned long freehigh;		/* Available high memory size */
+	unsigned int mem_unit;		/* Memory unit size in bytes */
+	char _f[20-2*sizeof(long)-sizeof(int)];	/* Padding: libc5 uses this.. */
 };
-extern const char *msg_eol;
-extern int logmode;
-extern int die_sleep;
-
-extern void bb_show_usage(void) ATTRIBUTE_NORETURN ATTRIBUTE_EXTERNALLY_VISIBLE;
-extern void bb_error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
-extern void bb_error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
-extern void bb_perror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
-extern void bb_perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
-extern void bb_vherror_msg(const char *s, va_list p);
-extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
-extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
+extern int sysinfo(struct sysinfo* info);
 
-extern void bb_perror_nomsg_and_die(void) ATTRIBUTE_NORETURN;
-extern void bb_perror_nomsg(void);
-
-extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
 
-/* These two are used internally -- you shouldn't need to use them */
-extern void bb_verror_msg(const char *s, va_list p, const char *strerr) __attribute__ ((format (printf, 1, 0)));
-extern void bb_vperror_msg(const char *s, va_list p)  __attribute__ ((format (printf, 1, 0)));
-extern void bb_vinfo_msg(const char *s, va_list p) __attribute__ ((format (printf, 1, 0)));
-
-extern int bb_echo(int argc, char** argv);
-extern int bb_test(int argc, char** argv);
+extern void chomp(char *s);
+extern void trim(char *s);
+extern char *skip_whitespace(const char *);
 
 extern const char *bb_mode_string(int mode);
 extern int is_directory(const char *name, int followLinks, struct stat *statBuf);
-extern DIR *warn_opendir(const char *path);
-extern DIR *xopendir(const char *path);
-
-extern ssize_t safe_read(int fd, void *buf, size_t count);
-extern ssize_t full_read(int fd, void *buf, size_t count);
-extern void xread(int fd, void *buf, size_t count);
-extern unsigned char xread_char(int fd);
-extern char *reads(int fd, char *buf, size_t count);
-ssize_t read_close(int fd, void *buf, size_t count);
-ssize_t open_read_close(const char *filename, void *buf, size_t count);
-void *xmalloc_open_read_close(const char *filename, size_t *sizep);
-
-extern ssize_t safe_write(int fd, const void *buf, size_t count);
-extern ssize_t full_write(int fd, const void *buf, size_t count);
-extern void xwrite(int fd, void *buf, size_t count);
-
 extern int remove_file(const char *path, int flags);
 extern int copy_file(const char *source, const char *dest, int flags);
-
 extern int recursive_action(const char *fileName, int recurse,
 	  int followLinks, int depthFirst,
 	  int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData),
 	  int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData),
 	  void* userData);
-
-extern int bb_parse_mode(const char* s, mode_t* theMode);
-
-extern unsigned int tty_baud_to_value(speed_t speed);
-extern speed_t tty_value_to_baud(unsigned int value);
-
-extern int get_linux_version_code(void);
-
+extern int device_open(const char *device, int mode);
 extern int get_console_fd(void);
-extern struct mntent *find_mount_point(const char *name, const char *table);
-extern void erase_mtab(const char * name);
-extern long *find_pid_by_name( const char* pidName);
-extern long *pidlist_reverse(long *pidList);
 extern char *find_block_device(char *path);
 extern off_t bb_copyfd_size(int fd1, int fd2, off_t size);
 extern off_t bb_copyfd_eof(int fd1, int fd2);
-extern char  bb_process_escape_sequence(const char **ptr);
+extern char bb_process_escape_sequence(const char **ptr);
 extern char *bb_get_last_path_component(char *path);
 
+
+extern DIR *xopendir(const char *path);
+extern DIR *warn_opendir(const char *path);
+
+char *xgetcwd(char *cwd);
+char *xreadlink(const char *path);
+extern void xstat(char *filename, struct stat *buf);
+extern pid_t spawn(char **argv);
+extern pid_t xspawn(char **argv);
+extern int wait4pid(int pid);
+extern void xsetgid(gid_t gid);
+extern void xsetuid(uid_t uid);
+extern void xdaemon(int nochdir, int noclose);
+extern void xchdir(const char *path);
+extern void xsetenv(const char *key, const char *value);
+extern int xopen(const char *pathname, int flags);
+extern int xopen3(const char *pathname, int flags, int mode);
+extern off_t xlseek(int fd, off_t offset, int whence);
+extern off_t fdlength(int fd);
+
+extern int xsocket(int domain, int type, int protocol);
+extern void xbind(int sockfd, struct sockaddr *my_addr, socklen_t addrlen);
+extern void xlisten(int s, int backlog);
+extern void xconnect(int s, const struct sockaddr *s_addr, socklen_t addrlen);
+extern int xconnect_tcp_v4(struct sockaddr_in *s_addr);
+extern struct hostent *xgethostbyname(const char *name);
+extern struct hostent *xgethostbyname2(const char *name, int af);
+
+extern char *xstrdup(const char *s);
+extern char *xstrndup(const char *s, int n);
+extern char *safe_strncpy(char *dst, const char *src, size_t size);
+extern char *xasprintf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
+
+/* dmalloc will redefine these to it's own implementation. It is safe
+ * to have the prototypes here unconditionally.  */
+extern void *xmalloc(size_t size);
+extern void *xrealloc(void *old, size_t size);
+extern void *xzalloc(size_t size);
+
+extern ssize_t safe_read(int fd, void *buf, size_t count);
+extern ssize_t full_read(int fd, void *buf, size_t count);
+extern void xread(int fd, void *buf, size_t count);
+extern unsigned char xread_char(int fd);
+extern char *reads(int fd, char *buf, size_t count);
+extern ssize_t read_close(int fd, void *buf, size_t count);
+extern ssize_t open_read_close(const char *filename, void *buf, size_t count);
+extern void *xmalloc_open_read_close(const char *filename, size_t *sizep);
+
+extern ssize_t safe_write(int fd, const void *buf, size_t count);
+extern ssize_t full_write(int fd, const void *buf, size_t count);
+extern void xwrite(int fd, void *buf, size_t count);
+
 /* Reads and prints to stdout till eof, then closes FILE. Exits on error: */
 extern void xprint_and_close_file(FILE *file);
 extern char *xmalloc_fgets(FILE *file);
@@ -264,49 +277,12 @@ extern FILE *fopen_or_warn(const char *filename, const char *mode);
 /* "Opens" stdin if filename is special, else just opens file: */
 extern FILE *fopen_or_warn_stdin(const char *filename);
 
-extern void xstat(char *filename, struct stat *buf);
-extern int  xsocket(int domain, int type, int protocol);
-extern pid_t spawn(char **argv);
-extern pid_t xspawn(char **argv);
-extern int wait4pid(int pid);
-extern void xdaemon(int nochdir, int noclose);
-extern void xbind(int sockfd, struct sockaddr *my_addr, socklen_t addrlen);
-extern void xlisten(int s, int backlog);
-extern void xchdir(const char *path);
+
 extern void utoa_to_buf(unsigned n, char *buf, unsigned buflen);
 extern char *utoa(unsigned n);
 extern void itoa_to_buf(int n, char *buf, unsigned buflen);
 extern char *itoa(int n);
-extern void xsetgid(gid_t gid);
-extern void xsetuid(uid_t uid);
-extern off_t fdlength(int fd);
-
-enum { BB_GETOPT_ERROR = 0x80000000 };
-extern const char *opt_complementary;
-extern const struct option *applet_long_options;
-extern uint32_t option_mask32;
-extern uint32_t getopt32(int argc, char **argv, const char *applet_opts, ...);
-
-extern void bb_warn_ignoring_args(int n);
-
-extern void chomp(char *s);
-extern void trim(char *s);
-extern char *skip_whitespace(const char *);
 
-#ifndef BUILD_INDIVIDUAL
-extern struct BB_applet *find_applet_by_name(const char *name);
-extern void run_applet_by_name(const char *name, int argc, char **argv);
-#endif
-
-/* dmalloc will redefine these to it's own implementation. It is safe
- * to have the prototypes here unconditionally.  */
-extern void *xmalloc(size_t size);
-extern void *xrealloc(void *old, size_t size);
-extern void *xzalloc(size_t size);
-
-extern char *xstrdup(const char *s);
-extern char *xstrndup(const char *s, int n);
-extern char *safe_strncpy(char *dst, const char *src, size_t size);
 // FIXME: the prototype doesn't match libc strtoXX -> confusion
 // FIXME: alot of unchecked strtoXXX are still in tree
 // FIXME: atoi_or_else(str, N)?
@@ -321,9 +297,8 @@ extern int safe_strtou32(const char *arg, uint32_t* value);
 
 struct suffix_mult {
 	const char *suffix;
-	unsigned int mult;
+	unsigned mult;
 };
-
 unsigned long long xstrtoull(const char *numstr, int base);
 unsigned long long xatoull(const char *numstr);
 unsigned long xstrtoul_range_sfx(const char *numstr, int base,
@@ -371,6 +346,7 @@ uint32_t xatou32(const char *numstr);
 /* Useful for reading port numbers */
 uint16_t xatou16(const char *numstr);
 
+
 /* These parse entries in /etc/passwd and /etc/group.  This is desirable
  * for BusyBox since we want to avoid using the glibc NSS stuff, which
  * increases target size and is often not needed on embedded systems.  */
@@ -379,7 +355,6 @@ extern long bb_xgetgrnam(const char *name);
 extern char *bb_getug(char *buffer, char *idname, long id, int bufsize, char prefix);
 extern char *bb_getpwuid(char *name, long uid, int bufsize);
 extern char *bb_getgrgid(char *group, long gid, int bufsize);
-extern char *bb_askpass(int timeout, const char * prompt);
 /* from chpst */
 struct bb_uidgid_t {
         uid_t uid;
@@ -388,49 +363,80 @@ struct bb_uidgid_t {
 extern unsigned uidgid_get(struct bb_uidgid_t*, const char* /*, unsigned*/);
 
 
-extern int device_open(const char *device, int mode);
+enum { BB_GETOPT_ERROR = 0x80000000 };
+extern const char *opt_complementary;
+extern const struct option *applet_long_options;
+extern uint32_t option_mask32;
+extern uint32_t getopt32(int argc, char **argv, const char *applet_opts, ...);
+
+
+typedef struct llist_s {
+	char *data;
+	struct llist_s *link;
+} llist_t;
+extern void llist_add_to(llist_t **old_head, void *data);
+extern void llist_add_to_end(llist_t **list_head, void *data);
+extern void *llist_pop(llist_t **elm);
+extern void llist_free(llist_t *elm, void (*freeit)(void *data));
+extern llist_t* rev_llist(llist_t *list);
+
+enum {
+	LOGMODE_NONE = 0,
+	LOGMODE_STDIO = 1<<0,
+	LOGMODE_SYSLOG = 1<<1,
+	LOGMODE_BOTH = LOGMODE_SYSLOG + LOGMODE_STDIO,
+};
+extern const char *msg_eol;
+extern int logmode;
+extern int die_sleep;
+extern int xfunc_error_retval;
+extern void bb_show_usage(void) ATTRIBUTE_NORETURN ATTRIBUTE_EXTERNALLY_VISIBLE;
+extern void bb_error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
+extern void bb_error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
+extern void bb_perror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
+extern void bb_perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
+extern void bb_vherror_msg(const char *s, va_list p);
+extern void bb_herror_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
+extern void bb_herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
+extern void bb_perror_nomsg_and_die(void) ATTRIBUTE_NORETURN;
+extern void bb_perror_nomsg(void);
+extern void bb_info_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
+/* These two are used internally -- you shouldn't need to use them */
+extern void bb_verror_msg(const char *s, va_list p, const char *strerr);
+extern void bb_vperror_msg(const char *s, va_list p);
+extern void bb_vinfo_msg(const char *s, va_list p);
+
+
+extern int bb_echo(int argc, char** argv);
+extern int bb_test(int argc, char** argv);
+
+#ifndef BUILD_INDIVIDUAL
+extern struct BB_applet *find_applet_by_name(const char *name);
+extern void run_applet_by_name(const char *name, int argc, char **argv);
+#endif
+
+extern struct mntent *find_mount_point(const char *name, const char *table);
+extern void erase_mtab(const char * name);
+extern unsigned int tty_baud_to_value(speed_t speed);
+extern speed_t tty_value_to_baud(unsigned int value);
+extern void bb_warn_ignoring_args(int n);
+
+extern int get_linux_version_code(void);
 
 extern char *query_loop(const char *device);
 extern int del_loop(const char *device);
 extern int set_loop(char **device, const char *file, unsigned long long offset);
 
-#if (__GLIBC__ < 2)
-extern int vdprintf(int d, const char *format, va_list ap);
-#endif
 
-/* Include our own copy of struct sysinfo to avoid binary compatibility
- * problems with Linux 2.4, which changed things.  Grumble, grumble. */
-struct sysinfo {
-	long uptime;			/* Seconds since boot */
-	unsigned long loads[3];		/* 1, 5, and 15 minute load averages */
-	unsigned long totalram;		/* Total usable main memory size */
-	unsigned long freeram;		/* Available memory size */
-	unsigned long sharedram;	/* Amount of shared memory */
-	unsigned long bufferram;	/* Memory used by buffers */
-	unsigned long totalswap;	/* Total swap space size */
-	unsigned long freeswap;		/* swap space still available */
-	unsigned short procs;		/* Number of current processes */
-	unsigned short pad;			/* Padding needed for m68k */
-	unsigned long totalhigh;	/* Total high memory size */
-	unsigned long freehigh;		/* Available high memory size */
-	unsigned int mem_unit;		/* Memory unit size in bytes */
-	char _f[20-2*sizeof(long)-sizeof(int)];	/* Padding: libc5 uses this.. */
-};
-extern int sysinfo (struct sysinfo* info);
-
-enum {
-	KILOBYTE = 1024,
-	MEGABYTE = (KILOBYTE*1024),
-	GIGABYTE = (MEGABYTE*1024)
-};
 const char *make_human_readable_str(unsigned long long size,
 		unsigned long block_size, unsigned long display_unit);
 
+char *bb_askpass(int timeout, const char * prompt);
 int bb_ask_confirmation(void);
 int klogctl(int type, char * b, int len);
 
-char *xgetcwd(char *cwd);
-char *xreadlink(const char *path);
+extern int bb_parse_mode(const char* s, mode_t* theMode);
+
 char *concat_path_file(const char *path, const char *filename);
 char *concat_subpath_file(const char *path, const char *filename);
 char *last_char_is(const char *s, int c);
@@ -439,23 +445,14 @@ int execable_file(const char *name);
 char *find_execable(const char *filename);
 int exists_execable(const char *filename);
 
-extern USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out);
-extern int inflate(int in, int out);
+USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out);
+int inflate(int in, int out);
 
-extern struct hostent *xgethostbyname(const char *name);
-extern struct hostent *xgethostbyname2(const char *name, int af);
-extern int create_icmp_socket(void);
-extern int create_icmp6_socket(void);
-extern void xconnect(int s, const struct sockaddr *s_addr, socklen_t addrlen);
-extern int xconnect_tcp_v4(struct sockaddr_in *s_addr);
-
-extern unsigned short bb_lookup_port(const char *port, const char *protocol, unsigned short default_port);
-extern void bb_lookup_host(struct sockaddr_in *s_in, const char *host);
+int create_icmp_socket(void);
+int create_icmp6_socket(void);
 
-// This is declared here rather than #including <libgen.h> in order to avoid
-// confusing the two versions of basename.  See the dirname/basename man page
-// for details.
-char *dirname(char *path);
+unsigned short bb_lookup_port(const char *port, const char *protocol, unsigned short default_port);
+void bb_lookup_host(struct sockaddr_in *s_in, const char *host);
 
 int bb_make_directory(char *path, long mode, int flags);
 
@@ -464,6 +461,96 @@ const char *get_signame(int number);
 
 char *bb_simplify_path(const char *path);
 
+#define FAIL_DELAY 3
+extern void bb_do_delay(int seconds);
+extern void change_identity(const struct passwd *pw);
+extern const char *change_identity_e2str(const struct passwd *pw);
+extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args);
+#ifdef CONFIG_SELINUX
+extern void renew_current_security_context(void);
+extern void set_current_security_context(security_context_t sid);
+#endif
+extern int run_parts(char **args, const unsigned char test_mode, char **env);
+extern int restricted_shell(const char *shell);
+extern void setup_environment(const char *shell, int loginshell, int changeenv, const struct passwd *pw);
+extern int correct_password(const struct passwd *pw);
+extern char *pw_encrypt(const char *clear, const char *salt);
+extern int obscure(const char *old, const char *newval, const struct passwd *pwdp);
+extern int compare_string_array(const char * const string_array[], const char *key);
+extern void print_login_issue(const char *issue_file, const char *tty);
+extern void print_login_prompt(void);
+#ifdef BB_NOMMU
+extern void vfork_daemon(int nochdir, int noclose);
+extern void vfork_daemon_rexec(int nochdir, int noclose,
+		int argc, char **argv, char *foreground_opt);
+#endif
+extern int get_terminal_width_height(int fd, int *width, int *height);
+extern unsigned long get_ug_id(const char *s, long (*__bb_getxxnam)(const char *));
+
+int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
+void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
+void reset_ino_dev_hashtable(void);
+
+
+#ifndef COMM_LEN
+#ifdef TASK_COMM_LEN
+#define COMM_LEN TASK_COMM_LEN
+#else
+/* synchronize with sizeof(task_struct.comm) in /usr/include/linux/sched.h */
+#define COMM_LEN 16
+#endif
+#endif
+typedef struct {
+	int pid;
+	char user[9];
+	char state[4];
+	unsigned long rss;
+	int ppid;
+#ifdef CONFIG_FEATURE_TOP_CPU_USAGE_PERCENTAGE
+	unsigned pcpu;
+	unsigned pscpu;
+	unsigned long stime, utime;
+#endif
+	char *cmd;
+
+	/* basename of executable file in call to exec(2),
+		size from kernel headers */
+	char short_cmd[COMM_LEN];
+} procps_status_t;
+procps_status_t* procps_scan(int save_user_arg0);
+long *find_pid_by_name( const char* pidName);
+long *pidlist_reverse(long *pidList);
+
+
+extern const char bb_uuenc_tbl_base64[];
+extern const char bb_uuenc_tbl_std[];
+void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl);
+
+typedef struct _sha1_ctx_t_ {
+	uint32_t count[2];
+	uint32_t hash[5];
+	uint32_t wbuf[16];
+} sha1_ctx_t;
+void sha1_begin(sha1_ctx_t *ctx);
+void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx);
+void *sha1_end(void *resbuf, sha1_ctx_t *ctx);
+
+typedef struct _md5_ctx_t_ {
+	uint32_t A;
+	uint32_t B;
+	uint32_t C;
+	uint32_t D;
+	uint64_t total;
+	uint32_t buflen;
+	char buffer[128];
+} md5_ctx_t;
+void md5_begin(md5_ctx_t *ctx);
+void md5_hash(const void *data, size_t length, md5_ctx_t *ctx);
+void *md5_end(void *resbuf, md5_ctx_t *ctx);
+
+uint32_t *crc32_filltable(int endian);
+
+
 enum {	/* DO NOT CHANGE THESE VALUES!  cp.c depends on them. */
 	FILEUTILS_PRESERVE_STATUS = 1,
 	FILEUTILS_DEREFERENCE = 2,
@@ -476,6 +563,7 @@ enum {	/* DO NOT CHANGE THESE VALUES!  cp.c depends on them. */
 #define FILEUTILS_CP_OPTSTR "pdRfils"
 
 extern const char *applet_name;
+extern const char BB_BANNER[];
 
 extern const char bb_msg_full_version[];
 extern const char bb_msg_memory_exhausted[];
@@ -491,6 +579,7 @@ extern const char bb_msg_invalid_arg[];
 extern const char bb_msg_standard_input[];
 extern const char bb_msg_standard_output[];
 
+extern const char bb_path_mtab_file[];
 extern const char bb_path_nologin_file[];
 extern const char bb_path_passwd_file[];
 extern const char bb_path_shadow_file[];
@@ -506,14 +595,11 @@ extern const char bb_dev_null[];
 #endif
 extern char bb_common_bufsiz1[BUFSIZ+1];
 
-/*
- * You can change LIBBB_DEFAULT_LOGIN_SHELL, but don`t use,
- * use bb_default_login_shell and next defines,
- * if you LIBBB_DEFAULT_LOGIN_SHELL change,
- * don`t lose change increment constant!
- */
+/* You can change LIBBB_DEFAULT_LOGIN_SHELL, but don't use it,
+ * use bb_default_login_shell and following defines.
+ * If you change LIBBB_DEFAULT_LOGIN_SHELL,
+ * don't forget to change increment constant. */
 #define LIBBB_DEFAULT_LOGIN_SHELL      "-/bin/sh"
-
 extern const char bb_default_login_shell[];
 /* "/bin/sh" */
 #define DEFAULT_SHELL     (bb_default_login_shell+1)
@@ -521,10 +607,6 @@ extern const char bb_default_login_shell[];
 #define DEFAULT_SHELL_SHORT_NAME     (bb_default_login_shell+6)
 
 
-extern const char bb_path_mtab_file[];
-
-extern int xfunc_error_retval;
-
 #ifdef CONFIG_FEATURE_DEVFS
 # define CURRENT_VC "/dev/vc/0"
 # define VC_1 "/dev/vc/1"
@@ -570,116 +652,16 @@ extern int xfunc_error_retval;
 # define FB_0 "/dev/fb0"
 #endif
 
-
 /* The following devices are the same on devfs and non-devfs systems.  */
 #define CURRENT_TTY "/dev/tty"
 #define CONSOLE_DEV "/dev/console"
 
-int is_in_ino_dev_hashtable(const struct stat *statbuf, char **name);
-void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
-void reset_ino_dev_hashtable(void);
-
-char *xasprintf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
-
-#define FAIL_DELAY    3
-extern void bb_do_delay(int seconds);
-extern void change_identity(const struct passwd *pw);
-extern const char *change_identity_e2str(const struct passwd *pw);
-extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args);
-#ifdef CONFIG_SELINUX
-extern void renew_current_security_context(void);
-extern void set_current_security_context(security_context_t sid);
-#endif
-extern int run_parts(char **args, const unsigned char test_mode, char **env);
-extern int restricted_shell(const char *shell);
-extern void setup_environment(const char *shell, int loginshell, int changeenv, const struct passwd *pw);
-extern int correct_password(const struct passwd *pw);
-extern char *pw_encrypt(const char *clear, const char *salt);
-extern int obscure(const char *old, const char *newval, const struct passwd *pwdp);
-
-extern void xsetenv(const char *key, const char *value);
-extern int xopen(const char *pathname, int flags);
-extern int xopen3(const char *pathname, int flags, int mode);
-extern off_t xlseek(int fd, off_t offset, int whence);
-
-extern const char bb_uuenc_tbl_base64[];
-extern const char bb_uuenc_tbl_std[];
-extern void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl);
-
-#ifndef COMM_LEN
-#ifdef TASK_COMM_LEN
-#define COMM_LEN TASK_COMM_LEN
-#else
-/* synchronize with sizeof(task_struct.comm) in /usr/include/linux/sched.h */
-#define COMM_LEN 16
-#endif
-#endif
-typedef struct {
-	int pid;
-	char user[9];
-	char state[4];
-	unsigned long rss;
-	int ppid;
-#ifdef CONFIG_FEATURE_TOP_CPU_USAGE_PERCENTAGE
-	unsigned pcpu;
-	unsigned pscpu;
-	unsigned long stime, utime;
-#endif
-	char *cmd;
-
-	/* basename of executable file in call to exec(2),
-		size from kernel headers */
-	char short_cmd[COMM_LEN];
-} procps_status_t;
-
-extern procps_status_t * procps_scan(int save_user_arg0);
-extern int compare_string_array(const char * const string_array[], const char *key);
-
-extern void print_login_issue(const char *issue_file, const char *tty);
-extern void print_login_prompt(void);
-
-#ifdef BB_NOMMU
-extern void vfork_daemon(int nochdir, int noclose);
-extern void vfork_daemon_rexec(int nochdir, int noclose,
-		int argc, char **argv, char *foreground_opt);
-#endif
-
-extern int get_terminal_width_height(int fd, int *width, int *height);
-extern unsigned long get_ug_id(const char *s, long (*__bb_getxxnam)(const char *));
-
-typedef struct _sha1_ctx_t_ {
-	uint32_t count[2];
-	uint32_t hash[5];
-	uint32_t wbuf[16];
-} sha1_ctx_t;
-
-void sha1_begin(sha1_ctx_t *ctx);
-void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx);
-void *sha1_end(void *resbuf, sha1_ctx_t *ctx);
-
-typedef struct _md5_ctx_t_ {
-	uint32_t A;
-	uint32_t B;
-	uint32_t C;
-	uint32_t D;
-	uint64_t total;
-	uint32_t buflen;
-	char buffer[128];
-} md5_ctx_t;
-
-void md5_begin(md5_ctx_t *ctx);
-void md5_hash(const void *data, size_t length, md5_ctx_t *ctx);
-void *md5_end(void *resbuf, md5_ctx_t *ctx);
-
-extern uint32_t *crc32_filltable (int endian);
 
 #ifndef RB_POWER_OFF
 /* Stop system and switch power off if possible.  */
 #define RB_POWER_OFF   0x4321fedc
 #endif
 
-extern const char BB_BANNER[];
-
 // Make sure we call functions instead of macros.
 #undef isalnum
 #undef isalpha