/*
* Busybox main internal header file
*
- * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
- *
* 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 __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 <sys/wait.h>
#include <termios.h>
+#include <time.h>
#include <unistd.h>
+#include <utime.h>
-#ifdef CONFIG_SELINUX
+#if ENABLE_SELINUX
#include <selinux/selinux.h>
#endif
+#if ENABLE_LOCALE_SUPPORT
+#include <locale.h>
+#else
+#define setlocale(x,y) ((void)0)
+#endif
+
#include "pwd_.h"
#include "grp_.h"
-#ifdef CONFIG_FEATURE_SHADOWPASSWDS
+/* ifdef it out, because it may include <shadow.h> */
+/* and we may not even _have_ <shadow.h>! */
+#if ENABLE_FEATURE_SHADOWPASSWDS
#include "shadow_.h"
#endif
-#ifdef CONFIG_FEATURE_SHA1_PASSWORDS
-# include "sha1.h"
-#endif
/* Try to pull in PATH_MAX */
#include <limits.h>
#include <sys/param.h>
#ifndef PATH_MAX
-#define PATH_MAX 256
+#define PATH_MAX 256
#endif
-#ifdef DMALLOC
-#include <dmalloc.h>
+/* Tested to work correctly (IIRC :]) */
+#define MAXINT(T) (T)( \
+ ((T)-1) > 0 \
+ ? (T)-1 \
+ : (T)~((T)1 << (sizeof(T)*8-1)) \
+ )
+
+#define MININT(T) (T)( \
+ ((T)-1) > 0 \
+ ? (T)0 \
+ : ((T)1 << (sizeof(T)*8-1)) \
+ )
+
+/* Large file support */
+/* Note that CONFIG_LFS forces bbox to be built with all common ops
+ * (stat, lseek etc) mapped to "largefile" variants by libc.
+ * Practically it means that open() automatically has O_LARGEFILE added
+ * and all filesize/file_offset parameters and struct members are "large"
+ * (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 ENABLE_LFS
+/* CONFIG_LFS is on */
+# if ULONG_MAX > 0xffffffff
+/* "long" is long enough on this system */
+# define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
+/* usage: sz = BB_STRTOOFF(s, NULL, 10); if (errno || sz < 0) die(); */
+# define BB_STRTOOFF bb_strtoul
+# define STRTOOFF strtoul
+/* usage: printf("size: %"OFF_FMT"d (%"OFF_FMT"x)\n", sz, sz); */
+# define OFF_FMT "l"
+# else
+/* "long" is too short, need "long long" */
+# define XATOOFF(a) xatoull_range(a, 0, LLONG_MAX)
+# define BB_STRTOOFF bb_strtoull
+# define STRTOOFF strtoull
+# define OFF_FMT "ll"
+# endif
+#else
+/* CONFIG_LFS is off */
+# if UINT_MAX == 0xffffffff
+/* While sizeof(off_t) == sizeof(int), off_t is typedef'ed to long anyway.
+ * gcc will throw warnings on printf("%d", off_t). Crap... */
+# define XATOOFF(a) xatoi_u(a)
+# define BB_STRTOOFF bb_strtou
+# define STRTOOFF strtol
+# define OFF_FMT "l"
+# else
+# define XATOOFF(a) xatoul_range(a, 0, LONG_MAX)
+# define BB_STRTOOFF bb_strtoul
+# define STRTOOFF strtol
+# define OFF_FMT "l"
+# endif
#endif
+/* scary. better ideas? (but do *test* them first!) */
+#define OFF_T_MAX ((off_t)~((off_t)1 << (sizeof(off_t)*8-1)))
+
+/* This structure defines protocol families and their handlers. */
+struct aftype {
+ char *name;
+ char *title;
+ int af;
+ int alen;
+ char *(*print) (unsigned char *);
+ char *(*sprint) (struct sockaddr *, int numeric);
+ int (*input) (int type, char *bufp, struct sockaddr *);
+ void (*herror) (char *text);
+ int (*rprint) (int options);
+ int (*rinput) (int typ, int ext, char **argv);
+
+ /* may modify src */
+ int (*getmask) (char *src, struct sockaddr * mask, char *name);
+
+ int fd;
+ char *flag_file;
+};
+
+/* This structure defines hardware protocols and their handlers. */
+struct hwtype {
+ char *name;
+ char *title;
+ int type;
+ int alen;
+ char *(*print) (unsigned char *);
+ int (*input) (char *, struct sockaddr *);
+ int (*activate) (int fd);
+ int suppress_null_addr;
+};
/* Some useful definitions */
#undef FALSE
#endif
/* buffer allocation schemes */
-#ifdef CONFIG_FEATURE_BUFFERS_GO_ON_STACK
+#if ENABLE_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
+#if ENABLE_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)
#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));
-
+#if defined(__GLIBC__) && __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 int sysinfo(struct sysinfo* info);
-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);
+/* Size-saving "small" ints (arch-dependent) */
+#if defined(i386) || defined (__mips__)
+/* add other arches which benefit from this... */
+typedef signed char smallint;
+typedef unsigned char smalluint;
+#else
+/* for arches where byte accesses generate larger code: */
+typedef int smallint;
+typedef unsigned smalluint;
+#endif
-/* 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_vperror_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 char *skip_non_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 *bb_opendir(const char *path);
-extern DIR *bb_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 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 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 long bb_xgetlarg(const char *arg, int base, long lower, long upper);
-
-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);
-
+ int followLinks, int depthFirst,
+ int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData, int depth),
+ int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData, int depth),
+ void* userData, int depth);
+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 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, 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);
+/* bb_copyfd_XX print read/write errors and return -1 if they occur */
+extern off_t bb_copyfd_eof(int fd1, int fd2);
+extern off_t bb_copyfd_size(int fd1, int fd2, off_t size);
+extern void bb_copyfd_exact_size(int fd1, int fd2, off_t size);
+/* "short" copy can be detected by return value < size */
+/* this helper yells "short read!" if param is not -1 */
+extern void complain_copyfd_and_die(off_t sz) ATTRIBUTE_NORETURN;
+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_wfopen_input(const char *filename);
-extern FILE *bb_xfopen(const char *path, const char *mode);
+extern int ndelay_on(int fd);
+extern int ndelay_off(int fd);
-extern int bb_fclose_nonstdin(FILE *f);
-extern void bb_fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN;
-extern void xstat(const char *filename, struct stat *buf);
-extern int bb_xsocket(int domain, int type, int protocol);
-extern pid_t bb_spawn(char **argv);
-extern pid_t bb_xspawn(char **argv);
-extern int wait4pid(int pid);
-extern void bb_xdaemon(int nochdir, int noclose);
-extern void bb_xbind(int sockfd, struct sockaddr *my_addr, socklen_t addrlen);
-extern void bb_xlisten(int s, int backlog);
-extern void bb_xchdir(const char *path);
-
-#define BB_GETOPT_ERROR 0x80000000UL
-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, ...);
-
-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)
- __attribute__ ((format (printf, 1, 0)));
-extern int bb_fprintf(FILE * __restrict stream, const char * __restrict format, ...)
- __attribute__ ((format (printf, 2, 3)));
-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 DIR *xopendir(const char *path);
+extern DIR *warn_opendir(const char *path);
-extern void bb_warn_ignoring_args(int n);
+char *xgetcwd(char *cwd);
+char *xreadlink(const char *path);
+char *xmalloc_realpath(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 int xsocket_stream_ip4or6(sa_family_t *fp);
+typedef union {
+ struct sockaddr sa;
+ struct sockaddr_in sin;
+#if ENABLE_FEATURE_IPV6
+ struct sockaddr_in6 sin6;
+#endif
+} sockaddr_inet;
+extern int dotted2sockaddr(const char *dotted, struct sockaddr* sp, int socklen);
+extern int create_and_bind_socket_ip4or6(const char *hostaddr, int port);
+extern int setsockopt_reuseaddr(int fd);
+extern int setsockopt_broadcast(int fd);
-extern void chomp(char *s);
-extern void trim(char *s);
-extern char *skip_whitespace(const char *);
-extern struct BB_applet *find_applet_by_name(const char *name);
-void run_applet_by_name(const char *name, int argc, char **argv);
+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)));
+// gcc-4.1.1 still isn't good enough at optimizing it
+// (+200 bytes compared to macro)
+//static ATTRIBUTE_ALWAYS_INLINE
+//int LONE_DASH(const char *s) { return s[0] == '-' && !s[1]; }
+//static ATTRIBUTE_ALWAYS_INLINE
+//int NOT_LONE_DASH(const char *s) { return s[0] != '-' || s[1]; }
+#define LONE_DASH(s) ((s)[0] == '-' && !(s)[1])
+#define NOT_LONE_DASH(s) ((s)[0] != '-' || (s)[1])
+#define LONE_CHAR(s,c) ((s)[0] == (c) && !(s)[1])
+#define NOT_LONE_CHAR(s,c) ((s)[0] != (c) || (s)[1])
/* 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 void *xcalloc(size_t nmemb, size_t size);
-extern char *bb_xstrdup (const char *s);
-extern char *bb_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 int safe_strtol(char *arg, long* value);
-extern int safe_strtoul(char *arg, unsigned long* value);
+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, const 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);
+/* Read up to (and including) TERMINATING_STRING: */
+extern char *xmalloc_fgets_str(FILE *file, const char *terminating_string);
+/* Chops off '\n' from the end, unlike fgets: */
+extern char *xmalloc_getline(FILE *file);
+extern char *bb_get_chunk_from_file(FILE *file, int *end);
+extern void die_if_ferror(FILE *file, const char *msg);
+extern void die_if_ferror_stdout(void);
+extern void xfflush_stdout(void);
+extern void fflush_stdout_and_exit(int retval) ATTRIBUTE_NORETURN;
+extern int fclose_if_not_stdin(FILE *file);
+extern FILE *xfopen(const char *filename, const char *mode);
+/* Prints warning to stderr and returns NULL on failure: */
+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 smart_ulltoa5(unsigned long long ul, char buf[5]);
+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);
struct suffix_mult {
const char *suffix;
- unsigned int mult;
+ unsigned mult;
};
-
-extern unsigned long bb_xgetularg_bnd_sfx(const char *arg, int base,
- unsigned long lower,
- unsigned long upper,
- const struct suffix_mult *suffixes);
-extern unsigned long bb_xgetularg_bnd(const char *arg, int base,
- unsigned long lower,
- unsigned long upper);
-extern unsigned long bb_xgetularg10_bnd(const char *arg,
- unsigned long lower,
- unsigned long upper);
-extern unsigned long bb_xgetularg10(const char *arg);
-
-extern long bb_xgetlarg_bnd_sfx(const char *arg, int base,
- long lower,
- long upper,
- const struct suffix_mult *suffixes);
-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);
+#include "xatonum.h"
+/* Specialized: */
+/* Using xatoi() instead of naive atoi() is not always convenient -
+ * in many places people want *non-negative* values, but store them
+ * in signed int. Therefore we need this one:
+ * dies if input is not in [0, INT_MAX] range. Also will reject '-0' etc */
+int xatoi_u(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. */
-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 long xuname2uid(const char *name);
+extern long xgroup2gid(const char *name);
+/* wrapper: allows string to contain numeric uid or gid */
+extern unsigned long get_ug_id(const char *s, long (*xname2id)(const char *));
+/* from chpst. Does not die, returns 0 on failure */
+struct bb_uidgid_t {
+ uid_t uid;
+ gid_t gid;
+};
+extern int get_uidgid(struct bb_uidgid_t*, const char*, int numeric_ok);
+/* what is this? */
+/*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 *query_loop(const char *device);
-extern int del_loop(const char *device);
-extern int set_loop(char **device, const char *file, int offset);
-#if (__GLIBC__ < 2)
-extern int vdprintf(int d, const char *format, va_list ap);
+enum { BB_GETOPT_ERROR = 0x80000000 };
+extern const char *opt_complementary;
+#if ENABLE_GETOPT_LONG
+extern const struct option *applet_long_options;
#endif
+extern uint32_t option_mask32;
+extern uint32_t getopt32(int argc, char **argv, const char *applet_opts, ...);
-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 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);
+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 {
- KILOBYTE = 1024,
- MEGABYTE = (KILOBYTE*1024),
- GIGABYTE = (MEGABYTE*1024)
+ 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 sleep_and_die(void) ATTRIBUTE_NORETURN;
+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 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);
+
+
+/* applets which are useful from another applets */
+extern int bb_cat(char** argv);
+extern int bb_echo(char** argv);
+extern int bb_test(int argc, char** argv);
+
+
+/* Networking */
+int create_icmp_socket(void);
+int create_icmp6_socket(void);
+/* interface.c */
+struct aftype;
+struct hwtype;
+extern int interface_opt_a;
+int display_interfaces(char *ifname);
+struct aftype *get_aftype(const char *name);
+const struct hwtype *get_hwtype(const char *name);
+const struct hwtype *get_hwntype(int type);
+
+
+#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);
+
+
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);
-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);
+int execable_file(const char *name);
+char *find_execable(const char *filename);
+int exists_execable(const char *filename);
-extern 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 int xconnect(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);
-//#warning wrap this?
-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);
-int bb_make_directory (char *path, long mode, int flags);
+int get_signum(const char *name);
+const char *get_signame(int number);
-const char *u_signal_names(const char *str_sig, int *signo, int startnum);
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);
+#if ENABLE_SELINUX
+extern void renew_current_security_context(void);
+extern void set_current_security_context(security_context_t sid);
+#endif
+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 index_in_str_array(const char * const string_array[], const char *key);
+extern int index_in_substr_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);
+
+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);
+#ifdef __GLIBC__
+/* At least glibc has horrendously large inline for this, so wrap it */
+extern unsigned long long bb_makedev(unsigned int major, unsigned int minor);
+#undef makedev
+#define makedev(a,b) bb_makedev(a,b)
+#endif
+
+
+#ifndef COMM_LEN
+#ifdef TASK_COMM_LEN
+enum { COMM_LEN = TASK_COMM_LEN };
+#else
+/* synchronize with sizeof(task_struct.comm) in /usr/include/linux/sched.h */
+enum { COMM_LEN = 16 };
+#endif
+#endif
+typedef struct {
+ DIR *dir;
+/* Fields are set to 0/NULL if failed to determine (or not requested) */
+ char *cmd;
+ unsigned long rss;
+ unsigned long stime, utime;
+ unsigned pid;
+ unsigned ppid;
+ unsigned pgid;
+ unsigned sid;
+ unsigned uid;
+ unsigned gid;
+ /* basename of executable file in call to exec(2), size from */
+ /* sizeof(task_struct.comm) in /usr/include/linux/sched.h */
+ char state[4];
+ char comm[COMM_LEN];
+// user/group? - use passwd/group parsing functions
+} procps_status_t;
+enum {
+ PSSCAN_PID = 1 << 0,
+ PSSCAN_PPID = 1 << 1,
+ PSSCAN_PGID = 1 << 2,
+ PSSCAN_SID = 1 << 3,
+ PSSCAN_UIDGID = 1 << 4,
+ PSSCAN_COMM = 1 << 5,
+ PSSCAN_CMD = 1 << 6,
+ PSSCAN_STATE = 1 << 7,
+ PSSCAN_RSS = 1 << 8,
+ PSSCAN_STIME = 1 << 9,
+ PSSCAN_UTIME = 1 << 10,
+ /* These are all retrieved from proc/NN/stat in one go: */
+ PSSCAN_STAT = PSSCAN_PPID | PSSCAN_PGID | PSSCAN_SID
+ | PSSCAN_COMM | PSSCAN_STATE
+ | PSSCAN_RSS | PSSCAN_STIME | PSSCAN_UTIME,
+};
+procps_status_t* alloc_procps_scan(int flags);
+void free_procps_scan(procps_status_t* sp);
+procps_status_t* procps_scan(procps_status_t* sp, int flags);
+pid_t *find_pid_by_name(const char* procName);
+pid_t *pidlist_reverse(pid_t *pidList);
+void clear_username_cache(void);
+const char* get_cached_username(uid_t uid);
+const char* get_cached_groupname(gid_t gid);
+
+
+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,
FILEUTILS_RECUR = 4,
FILEUTILS_FORCE = 8,
- FILEUTILS_INTERACTIVE = 16
+ FILEUTILS_INTERACTIVE = 0x10,
+ FILEUTILS_MAKE_HARDLINK = 0x20,
+ FILEUTILS_MAKE_SOFTLINK = 0x40,
};
+#define FILEUTILS_CP_OPTSTR "pdRfils"
+
+extern const char *applet_name;
+extern const char BB_BANNER[];
-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_requires_arg;
-extern const char * const bb_msg_invalid_arg;
-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 * const bb_path_wtmp_file;
-extern const char * const bb_dev_null;
+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_read_error[];
+extern const char bb_msg_write_error[];
+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_str_default[];
+
+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[];
+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,
- * 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 * const bb_default_login_shell;
+extern const char bb_default_login_shell[];
/* "/bin/sh" */
#define DEFAULT_SHELL (bb_default_login_shell+1)
/* "sh" */
#define DEFAULT_SHELL_SHORT_NAME (bb_default_login_shell+6)
-extern const char bb_path_mtab_file[];
-
-extern int bb_default_error_retval;
-
-#ifdef CONFIG_FEATURE_DEVFS
+#if ENABLE_FEATURE_DEVFS
# define CURRENT_VC "/dev/vc/0"
# define VC_1 "/dev/vc/1"
# define VC_2 "/dev/vc/2"
#endif
# define VC_FORMAT "/dev/vc/%d"
# define LOOP_FORMAT "/dev/loop/%d"
+# define LOOP_NAME "/dev/loop/"
# define FB_0 "/dev/fb/0"
#else
# define CURRENT_VC "/dev/tty0"
#endif
# define VC_FORMAT "/dev/tty%d"
# define LOOP_FORMAT "/dev/loop%d"
+# define LOOP_NAME "/dev/loop"
# 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"
#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 *bb_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 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 int bb_xopen3(const char *pathname, int flags, int mode);
-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);
-
-#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 int my_query_module(const char *name, int which, void **buf, size_t *bufsize, size_t *ret);
-
-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 *bb_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.
+/* 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 isupper
#undef isxdigit
+/* This one is more efficient - we save ~400 bytes */
+#undef isdigit
+#define isdigit(a) ((unsigned)((a) - '0') <= 9)
+
+
+#ifdef DMALLOC
+#include <dmalloc.h>
+#endif
+
#endif /* __LIBBUSYBOX_H__ */