/*
* Busybox main internal header file
*
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
* Based in part on code from sash, Copyright (c) 1999 by David I. Bell
* Permission has been granted to redistribute this code under the GPL.
- *
+ *
+ * Licensed under the GPL version 2, see the file LICENSE in this tarball.
*/
-#ifndef __LIBCONFIG_H__
-#define __LIBCONFIG_H__ 1
+#ifndef __LIBBUSYBOX_H__
+#define __LIBBUSYBOX_H__ 1
+#include "bb_config.h"
+#include "platform.h"
+
+#include <ctype.h>
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <malloc.h>
+#include <netdb.h>
+#include <setjmp.h>
+#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
+#include <string.h>
+#include <strings.h>
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <sys/socket.h>
#include <sys/stat.h>
+#include <sys/statfs.h>
+#include <sys/time.h>
#include <sys/types.h>
-#include <regex.h>
+#include <sys/wait.h>
#include <termios.h>
-#include <stdint.h>
-
-#include <netdb.h>
+#include <time.h>
+#include <unistd.h>
+#include <utime.h>
-#ifdef DMALLOC
-#include <dmalloc.h>
+#ifdef CONFIG_SELINUX
+#include <selinux/selinux.h>
#endif
-#include <features.h>
-
-#include "bb_config.h"
-#ifdef CONFIG_SELINUX
-#include <selinux/selinux.h>
+#ifdef CONFIG_LOCALE_SUPPORT
+#include <locale.h>
+#else
+#define setlocale(x,y)
#endif
#include "pwd_.h"
#include "grp_.h"
-#ifdef CONFIG_FEATURE_SHADOWPASSWDS
#include "shadow_.h"
-#endif
-#ifdef CONFIG_FEATURE_SHA1_PASSWORDS
-# include "sha1.h"
-#endif
-/* Convenience macros to test the version of gcc. */
-#if defined __GNUC__ && defined __GNUC_MINOR__
-# define __GNUC_PREREQ(maj, min) \
- ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
-#else
-# define __GNUC_PREREQ(maj, min) 0
-#endif
-
-/* __restrict is known in EGCS 1.2 and above. */
-#if !__GNUC_PREREQ (2,92)
-# define __restrict /* Ignore */
+/* Try to pull in PATH_MAX */
+#include <limits.h>
+#include <sys/param.h>
+#ifndef PATH_MAX
+#define PATH_MAX 256
#endif
/* Some useful definitions */
+#undef FALSE
#define FALSE ((int) 0)
+#undef TRUE
#define TRUE ((int) 1)
+#undef SKIP
#define SKIP ((int) 2)
/* for mtab.c */
#define MAX(a,b) (((a)>(b))?(a):(b))
#endif
-extern void bb_show_usage(void) __attribute__ ((noreturn));
+/* buffer allocation schemes */
+#ifdef CONFIG_FEATURE_BUFFERS_GO_ON_STACK
+#define RESERVE_CONFIG_BUFFER(buffer,len) char buffer[len]
+#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char buffer[len]
+#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
+#else
+#ifdef CONFIG_FEATURE_BUFFERS_GO_IN_BSS
+#define RESERVE_CONFIG_BUFFER(buffer,len) static char buffer[len]
+#define RESERVE_CONFIG_UBUFFER(buffer,len) static unsigned char buffer[len]
+#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
+#else
+#define RESERVE_CONFIG_BUFFER(buffer,len) char *buffer=xmalloc(len)
+#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char *buffer=xmalloc(len)
+#define RELEASE_CONFIG_BUFFER(buffer) free (buffer)
+#endif
+#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));
+
+
+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 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_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_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) __attribute__ ((format (printf, 1, 0)));
+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 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 int remove_file(const char *path, int flags);
extern int copy_file(const char *source, const char *dest, int flags);
extern ssize_t safe_read(int fd, void *buf, size_t count);
-extern ssize_t bb_full_read(int fd, void *buf, size_t len);
+extern ssize_t full_read(int fd, void *buf, size_t len);
extern ssize_t safe_write(int fd, const void *buf, size_t count);
-extern ssize_t bb_full_write(int fd, const void *buf, size_t len);
+extern ssize_t full_write(int fd, const void *buf, size_t len);
extern int recursive_action(const char *fileName, int recurse,
int followLinks, int depthFirst,
int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData),
extern int bb_parse_mode( const char* s, mode_t* theMode);
extern long bb_xgetlarg(const char *arg, int base, long lower, long upper);
-extern unsigned long bb_baud_to_value(speed_t speed);
-extern speed_t bb_value_to_baud(unsigned long value);
+extern unsigned int tty_baud_to_value(speed_t speed);
+extern speed_t tty_value_to_baud(unsigned int value);
-extern int get_kernel_revision(void);
+extern int get_linux_version_code(void);
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 char *bb_get_line_from_file(FILE *file);
extern char *bb_get_chomped_line_from_file(FILE *file);
-extern char *bb_get_chunk_from_file(FILE *file);
+extern char *bb_get_chunk_from_file(FILE *file, int *end);
extern int bb_copyfd_size(int fd1, int fd2, const off_t size);
extern int bb_copyfd_eof(int fd1, int fd2);
-extern void bb_xprint_and_close_file(FILE *file);
-extern int bb_xprint_file_by_name(const char *filename);
extern char bb_process_escape_sequence(const char **ptr);
extern char *bb_get_last_path_component(char *path);
extern FILE *bb_wfopen(const char *path, const char *mode);
-extern FILE *bb_xfopen(const char *path, const char *mode);
+extern FILE *bb_wfopen_input(const char *filename);
+extern FILE *xfopen(const char *path, const char *mode);
-//#warning rename?
extern int bb_fclose_nonstdin(FILE *f);
-extern void bb_fflush_stdout_and_exit(int retval) __attribute__ ((noreturn));
+extern void bb_fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN;
+
+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);
#define BB_GETOPT_ERROR 0x80000000UL
-extern const char *bb_opt_complementaly;
+extern const char *bb_opt_complementally;
extern const struct option *bb_applet_long_options;
extern unsigned long bb_getopt_ulflags(int argc, char **argv, const char *applet_opts, ...);
-//#warning rename?
-extern FILE *bb_wfopen_input(const char *filename);
-
extern int bb_vfprintf(FILE * __restrict stream, const char * __restrict format,
va_list arg) __attribute__ ((format (printf, 2, 0)));
extern int bb_vprintf(const char * __restrict format, va_list arg)
extern int bb_printf(const char * __restrict format, ...)
__attribute__ ((format (printf, 1, 2)));
-//#warning rename to xferror_filename?
-extern void bb_xferror(FILE *fp, const char *fn);
-extern void bb_xferror_stdout(void);
-extern void bb_xfflush_stdout(void);
+extern void xferror(FILE *fp, const char *fn);
+extern void xferror_stdout(void);
+extern void xfflush_stdout(void);
extern void bb_warn_ignoring_args(int n);
extern void chomp(char *s);
extern void trim(char *s);
-extern const char *bb_skip_whitespace(const char *);
+extern char *skip_whitespace(const char *);
+#ifndef BUILD_INDIVIDUAL
extern struct BB_applet *find_applet_by_name(const char *name);
void run_applet_by_name(const char *name, int argc, char **argv);
+#endif
-//#warning is this needed anymore?
-#ifndef DMALLOC
-extern void *xmalloc (size_t size);
+/* 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 *xcalloc(size_t nmemb, size_t size);
-#endif
-extern char *bb_xstrdup (const char *s);
-extern char *bb_xstrndup (const char *s, int n);
+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);
extern int safe_strtoi(char *arg, int* value);
extern int safe_strtod(char *arg, double* value);
extern long bb_xgetlarg10_sfx(const char *arg, const struct suffix_mult *suffixes);
-//#warning pitchable now?
extern unsigned long bb_xparse_number(const char *numstr,
const struct suffix_mult *suffixes);
-//#warning change names?
-
/* 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 embedded systems. */
-extern long my_getpwnam(const char *name);
-extern long my_getgrnam(const char *name);
-extern char * my_getug(char *buffer, char *idname, long id, int bufsize, char prefix);
-extern char * my_getpwuid(char *name, long uid, int bufsize);
-extern char * my_getgrgid(char *group, long gid, int bufsize);
+ * increases target size and is often not needed on embedded systems. */
+extern long bb_xgetpwnam(const char *name);
+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);
extern int device_open(const char *device, int mode);
+extern char *query_loop(const char *device);
extern int del_loop(const char *device);
extern int set_loop(char **device, const char *file, int offset);
extern int vdprintf(int d, const char *format, va_list ap);
#endif
-int nfsmount(const char *spec, const char *node, int *flags,
- char **mount_opts, int running_bg);
-
-/* Include our own copy of struct sysinfo to avoid binary compatability
+/* 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 */
char *concat_subpath_file(const char *path, const char *filename);
char *last_char_is(const char *s, int c);
-int read_package_field(const char *package_buffer, char **field_name, char **field_value);
-//#warning yuk!
char *fgets_str(FILE *file, const char *terminating_string);
extern int uncompress(int fd_in, int fd_out);
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);
-//#warning wrap this?
+// 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);
int bb_make_directory (char *path, long mode, int flags);
-const char *u_signal_names(const char *str_sig, int *signo, int startnum);
+int get_signum(char *name);
+char *get_signame(int number);
+
char *bb_simplify_path(const char *path);
enum { /* DO NOT CHANGE THESE VALUES! cp.c depends on them. */
extern const char *bb_applet_name;
-extern const char * const bb_msg_full_version;
-extern const char * const bb_msg_memory_exhausted;
-extern const char * const bb_msg_invalid_date;
-extern const char * const bb_msg_io_error;
-extern const char * const bb_msg_read_error;
-extern const char * const bb_msg_write_error;
-extern const char * const bb_msg_name_longer_than_foo;
-extern const char * const bb_msg_unknown;
-extern const char * const bb_msg_can_not_create_raw_socket;
-extern const char * const bb_msg_perm_denied_are_you_root;
-extern const char * const bb_msg_standard_input;
-extern const char * const bb_msg_standard_output;
-
-extern const char * const bb_path_nologin_file;
-extern const char * const bb_path_passwd_file;
-extern const char * const bb_path_shadow_file;
-extern const char * const bb_path_gshadow_file;
-extern const char * const bb_path_group_file;
-extern const char * const bb_path_securetty_file;
-extern const char * const bb_path_motd_file;
+extern const char bb_msg_full_version[];
+extern const char bb_msg_memory_exhausted[];
+extern const char bb_msg_invalid_date[];
+extern const char bb_msg_io_error[];
+extern const char bb_msg_read_error[];
+extern const char bb_msg_write_error[];
+extern const char bb_msg_name_longer_than_foo[];
+extern const char bb_msg_unknown[];
+extern const char bb_msg_can_not_create_raw_socket[];
+extern const char bb_msg_perm_denied_are_you_root[];
+extern const char bb_msg_requires_arg[];
+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_nologin_file[];
+extern const char bb_path_passwd_file[];
+extern const char bb_path_shadow_file[];
+extern const char bb_path_gshadow_file[];
+extern const char bb_path_group_file[];
+extern const char bb_path_securetty_file[];
+extern const char bb_path_motd_file[];
+extern const char bb_path_wtmp_file[];
+extern const char bb_dev_null[];
+
+#ifndef BUFSIZ
+#define BUFSIZ 4096
+#endif
+extern char bb_common_bufsiz1[BUFSIZ+1];
/*
* You can change LIBBB_DEFAULT_LOGIN_SHELL, but don`t use,
*/
#define LIBBB_DEFAULT_LOGIN_SHELL "-/bin/sh"
-extern const char * const bb_default_login_shell;
+extern const char bb_default_login_shell[];
/* "/bin/sh" */
#define DEFAULT_SHELL (bb_default_login_shell+1)
/* "sh" */
# define FB_0 "/dev/fb0"
#endif
-//#warning put these in .o files
/* The following devices are the same on devfs and non-devfs systems. */
#define CURRENT_TTY "/dev/tty"
void add_to_ino_dev_hashtable(const struct stat *statbuf, const char *name);
void reset_ino_dev_hashtable(void);
-/* Stupid gcc always includes its own builtin strlen()... */
-extern size_t bb_strlen(const char *string);
-#define strlen(x) bb_strlen(x)
-
-void bb_xasprintf(char **string_ptr, const char *format, ...) __attribute__ ((format (printf, 2, 3)));
-
+char *xasprintf(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
+void xprint_and_close_file(FILE *file);
#define FAIL_DELAY 3
-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);
+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
+#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 struct spwd *pwd_to_spwd(const struct passwd *pw);
extern int obscure(const char *old, const char *newval, const struct passwd *pwdp);
-extern int bb_xopen(const char *pathname, int flags);
-extern ssize_t bb_xread(int fd, void *buf, size_t count);
-extern void bb_xread_all(int fd, void *buf, size_t count);
-extern unsigned char bb_xread_char(int fd);
+extern int xopen(const char *pathname, int flags);
+extern int xopen3(const char *pathname, int flags, int mode);
+extern void xread(int fd, void *buf, size_t count);
+extern unsigned char xread_char(int fd);
+extern void xlseek(int fd, off_t offset, int whence);
+extern void xwrite(int fd, void *buf, size_t count);
+
+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 FEATURE_CPU_USAGE_PERCENTAGE
+#ifdef CONFIG_FEATURE_TOP_CPU_USAGE_PERCENTAGE
unsigned pcpu;
unsigned pscpu;
unsigned long stime, utime;
/* basename of executable file in call to exec(2),
size from kernel headers */
- char short_cmd[16];
+ char short_cmd[COMM_LEN];
} procps_status_t;
extern procps_status_t * procps_scan(int save_user_arg0);
-extern unsigned short compare_string_array(const char *string_array[], const char *key);
-
-extern int my_query_module(const char *name, int which, void **buf, size_t *bufsize, size_t *ret);
-
-typedef struct llist_s {
- char *data;
- struct llist_s *link;
-} llist_t;
-extern llist_t *llist_add_to(llist_t *old_head, char *new_item);
+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);
-extern void get_terminal_width_height(int fd, int *width, int *height);
-extern unsigned long get_ug_id(const char *s, long (*my_getxxnam)(const char *));
-extern void xregcomp(regex_t *preg, const char *regex, int cflags);
+#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
-#define HASH_SHA1 1
-#define HASH_MD5 2
-extern int hash_fd(int fd, const size_t size, const uint8_t hash_algo, uint8_t *hashval);
+extern const char BB_BANNER[];
+
+// Make sure we call functions instead of macros.
+#undef isalnum
+#undef isalpha
+#undef isascii
+#undef isblank
+#undef iscntrl
+#undef isdigit
+#undef isgraph
+#undef islower
+#undef isprint
+#undef ispunct
+#undef isspace
+#undef isupper
+#undef isxdigit
+
+#ifdef DMALLOC
+#include <dmalloc.h>
+#endif
-#endif /* __LIBCONFIG_H__ */
+#endif /* __LIBBUSYBOX_H__ */