X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Flibbb.h;h=a01a0ca3e25dcdd278390a600fe7ac5b9214574e;hb=36c74789920de6ccee6554b148313ae29b86f2aa;hp=252496e0ffac69075ecca30092079dad7f95a3d2;hpb=242e3b6bdee92f436bac418d4a0385055fcd7a41;p=oweals%2Fbusybox.git diff --git a/include/libbb.h b/include/libbb.h index 252496e0f..a01a0ca3e 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -17,7 +17,7 @@ * 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 + * 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. * */ @@ -25,9 +25,13 @@ #define __LIBCONFIG_H__ 1 #include +#include #include #include #include +#include +#include +#include #include @@ -38,6 +42,9 @@ #include #include "config.h" +#ifdef CONFIG_SELINUX +#include +#endif #include "pwd_.h" #include "grp_.h" @@ -48,19 +55,18 @@ # include "sha1.h" #endif -/* Compatability with ANSI C */ -#ifndef inline -# define inline +/* 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 -#if (__GNU_LIBRARY__ < 5) && (!defined __dietlibc__) -/* libc5 doesn't define socklen_t */ -typedef unsigned int socklen_t; -/* libc5 doesn't implement BSD 4.4 daemon() */ -extern int daemon (int nochdir, int noclose); -/* libc5 doesn't implement strtok_r */ -char *strtok_r(char *s, const char *delim, char **ptrptr); -#endif +/* __restrict is known in EGCS 1.2 and above. */ +#if !__GNUC_PREREQ (2,92) +# define __restrict /* Ignore */ +#endif /* Some useful definitions */ #define FALSE ((int) 0) @@ -83,95 +89,152 @@ char *strtok_r(char *s, const char *delim, char **ptrptr); #define MAX(a,b) (((a)>(b))?(a):(b)) #endif +extern void bb_show_usage(void) __attribute__ ((noreturn)); +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 show_usage(void) __attribute__ ((noreturn)); -extern void error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2))); -extern void error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))); -extern void perror_msg(const char *s, ...); -extern void perror_msg_and_die(const char *s, ...) __attribute__ ((noreturn)); -extern void vherror_msg(const char *s, va_list p); -extern void herror_msg(const char *s, ...); -extern void herror_msg_and_die(const char *s, ...) __attribute__ ((noreturn)); +extern void bb_perror_nomsg_and_die(void) __attribute__ ((noreturn)); +extern void bb_perror_nomsg(void); /* These two are used internally -- you shouldn't need to use them */ -extern void verror_msg(const char *s, va_list p); -extern void vperror_msg(const char *s, va_list p); - -const char *mode_string(int mode); -const char *time_string(time_t timeVal); -int is_directory(const char *name, int followLinks, struct stat *statBuf); -int isDevice(const char *name); - -int remove_file(const char *path, int flags); -int copy_file(const char *source, const char *dest, int flags); -int copy_file_chunk(FILE *src_file, FILE *dst_file, unsigned long long chunksize); -char *buildName(const char *dirName, const char *fileName); -int makeString(int argc, const char **argv, char *buf, int bufLen); -char *getChunk(int size); -char *chunkstrdup(const char *str); -void freeChunks(void); -ssize_t safe_read(int fd, void *buf, size_t count); -int full_write(int fd, const char *buf, int len); -int full_read(int fd, char *buf, int len); -int recursive_action(const char *fileName, int recurse, int followLinks, int depthFirst, +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 const char *bb_mode_string(int mode); +extern int is_directory(const char *name, int followLinks, struct stat *statBuf); + +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 parse_mode( const char* s, mode_t* theMode); +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 int get_kernel_revision(void); -extern int get_console_fd(char* tty_name); +extern int get_console_fd(void); extern struct mntent *find_mount_point(const char *name, const char *table); -extern void write_mtab(char* blockDevice, char* directory, - char* filesystemType, long flags, char* string_flags); +extern void write_mtab(char* blockDevice, char* directory, + char* filesystemType, long flags, char* string_flags); extern void erase_mtab(const char * name); -extern long atoi_w_units (const char *cp); -extern long* find_pid_by_name( char* pidName); +extern long *find_pid_by_name( const char* pidName); extern char *find_real_root_device_name(const char* name); -extern char *get_line_from_file(FILE *file); -extern void print_file(FILE *file); -extern int copyfd(int fd1, int fd2); -extern int print_file_by_name(char *filename); -extern char process_escape_sequence(const char **ptr); -extern char *get_last_path_component(char *path); -extern FILE *wfopen(const char *path, const char *mode); -extern FILE *xfopen(const char *path, const char *mode); +extern char *bb_get_line_from_file(FILE *file); +extern char *bb_get_chomped_line_from_file(FILE *file); +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); + +//#warning rename? +extern int bb_fclose_nonstdin(FILE *f); +extern void bb_fflush_stdout_and_exit(int retval) __attribute__ ((noreturn)); + +extern const char *bb_opt_complementaly; +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) + __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 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 struct BB_applet *find_applet_by_name(const char *name); void run_applet_by_name(const char *name, int argc, char **argv); +//#warning is this needed anymore? #ifndef DMALLOC extern void *xmalloc (size_t size); extern void *xrealloc(void *old, size_t size); extern void *xcalloc(size_t nmemb, size_t size); -extern char *xstrdup (const char *s); #endif -extern char *xstrndup (const char *s, int n); -extern char * safe_strncpy(char *dst, const char *src, 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); struct suffix_mult { const char *suffix; - int mult; + unsigned int mult; }; -extern unsigned long parse_number(const char *numstr, +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); +//#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 void my_getpwuid(char *name, long uid); -extern void my_getgrgid(char *group, long gid); +extern char * my_getpwuid(char *name, long uid); +extern char * my_getgrgid(char *group, long gid); extern long my_getpwnamegid(const char *name); -extern int device_open(char *device, int mode); +extern int device_open(const char *device, int mode); extern int del_loop(const char *device); extern int set_loop(const char *device, const char *file, int offset, int *loopro); @@ -213,45 +276,44 @@ enum { MEGABYTE = (KILOBYTE*1024), GIGABYTE = (MEGABYTE*1024) }; -const char *make_human_readable_str(unsigned long size, unsigned long block_size, unsigned long display_unit); +const char *make_human_readable_str(unsigned long long size, + unsigned long block_size, unsigned long display_unit); -int ask_confirmation(void); +int bb_ask_confirmation(void); int klogctl(int type, char * b, int len); char *xgetcwd(char *cwd); char *xreadlink(const char *path); 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); extern long arith (const char *startbuf, int *errcode); 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 inflate(FILE *in, FILE *out); -extern int unzip(FILE *l_in_file, FILE *l_out_file); -extern void gz_close(int gunzip_pid); -extern FILE *gz_open(FILE *compressed_file, int *pid); +extern int uncompress(int fd_in, int fd_out); +extern 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(const char *host, const char *port); +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); -int make_directory (char *path, long mode, int flags); +int bb_make_directory (char *path, long mode, int flags); const char *u_signal_names(const char *str_sig, int *signo, int startnum); -char *simplify_path(const char *path); - -#define CT_AUTO 0 -#define CT_UNIX2DOS 1 -#define CT_DOS2UNIX 2 -/* extern int convert(char *fn, int ConvType); */ +char *bb_simplify_path(const char *path); -enum { +enum { /* DO NOT CHANGE THESE VALUES! cp.c depends on them. */ FILEUTILS_PRESERVE_STATUS = 1, FILEUTILS_DEREFERENCE = 2, FILEUTILS_RECUR = 4, @@ -259,30 +321,46 @@ enum { FILEUTILS_INTERACTIVE = 16 }; -extern const char *applet_name; -extern const char * const full_version; -extern const char * const name_too_long; -extern const char * const omitting_directory; -extern const char * const not_a_directory; -extern const char * const memory_exhausted; -extern const char * const invalid_date; -extern const char * const invalid_option; -extern const char * const io_error; -extern const char * const dash_dash_help; -extern const char * const write_error; -extern const char * const too_few_args; -extern const char * const name_longer_than_foo; -extern const char * const unknown; -extern const char * const can_not_create_raw_socket; -extern const char * const nologin_file; -extern const char * const passwd_file; -extern const char * const shadow_file; -extern const char * const gshadow_file; -extern const char * const group_file; -extern const char * const securetty_file; -extern const char * const motd_file; -extern const char * const issue_file; -extern const char * const _path_login; +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_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; + +/* + * 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! + */ +#define LIBBB_DEFAULT_LOGIN_SHELL "-/bin/sh" + +extern const char * const 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 # define CURRENT_VC "/dev/vc/0" @@ -291,11 +369,21 @@ extern const char * const _path_login; # define VC_3 "/dev/vc/3" # define VC_4 "/dev/vc/4" # define VC_5 "/dev/vc/5" -# define SC_0 "/dev/tts/0" -# define SC_1 "/dev/tts/1" +#if defined(__sh__) || defined(__H8300H__) || defined(__H8300S__) +/* Yes, this sucks, but both SH (including sh64) and H8 have a SCI(F) for their + respective serial ports .. as such, we can't use the common device paths for + these. -- PFM */ +# define SC_0 "/dev/ttsc/0" +# define SC_1 "/dev/ttsc/1" +# define SC_FORMAT "/dev/ttsc/%d" +#else +# define SC_0 "/dev/tts/0" +# define SC_1 "/dev/tts/1" +# define SC_FORMAT "/dev/tts/%d" +#endif # define VC_FORMAT "/dev/vc/%d" -# define SC_FORMAT "/dev/tts/%d" # define LOOP_FORMAT "/dev/loop/%d" +# define FB_0 "/dev/fb/0" #else # define CURRENT_VC "/dev/tty0" # define VC_1 "/dev/tty1" @@ -303,13 +391,22 @@ extern const char * const _path_login; # define VC_3 "/dev/tty3" # define VC_4 "/dev/tty4" # define VC_5 "/dev/tty5" -# define SC_0 "/dev/ttyS0" -# define SC_1 "/dev/ttyS1" +#if defined(__sh__) || defined(__H8300H__) || defined(__H8300S__) +# define SC_0 "/dev/ttySC0" +# define SC_1 "/dev/ttySC1" +# define SC_FORMAT "/dev/ttySC%d" +#else +# define SC_0 "/dev/ttyS0" +# define SC_1 "/dev/ttyS1" +# define SC_FORMAT "/dev/ttyS%d" +#endif # define VC_FORMAT "/dev/tty%d" -# define SC_FORMAT "/dev/ttyS%d" # define LOOP_FORMAT "/dev/loop%d" +# 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" @@ -319,15 +416,21 @@ 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 xstrlen(const char *string); -#define strlen(x) xstrlen(x) +extern size_t bb_strlen(const char *string); +#define strlen(x) bb_strlen(x) -void bb_asprintf(char **string_ptr, const char *format, ...) __attribute__ ((format (printf, 2, 3))); +void bb_xasprintf(char **string_ptr, const char *format, ...) __attribute__ ((format (printf, 2, 3))); #define FAIL_DELAY 3 extern void change_identity ( const struct passwd *pw ); -extern void run_shell ( const char *shell, int loginshell, const char *command, const char **additional_args ); +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 + , security_id_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 ); @@ -335,4 +438,54 @@ 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); + +typedef struct { + int pid; + char user[9]; + char state[4]; + unsigned long rss; + int ppid; +#ifdef FEATURE_CPU_USAGE_PERCENTAGE + unsigned pcpu; + unsigned long stime, utime; +#endif + char *cmd; + + /* basename of executable file in call to exec(2), + size from kernel headers */ + char short_cmd[16]; +} procps_status_t; + +extern procps_status_t * procps_scan(int save_user_arg0 +#ifdef CONFIG_SELINUX + , int use_selinux, security_id_t *sid +#endif +); +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 void print_login_issue(const char *issue_file, const char *tty); +extern void print_login_prompt(void); + +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); + +#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); + #endif /* __LIBCONFIG_H__ */