diff options
Diffstat (limited to 'include/libbb.h')
| -rw-r--r-- | include/libbb.h | 518 |
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 |