From 5e1a84ab74d5e97582427f016f291a8c11e66f99 Mon Sep 17 00:00:00 2001 From: jutteau Date: Fri, 11 May 2007 18:10:19 +0000 Subject: Completion du script de mise à jour de la pc-104 : * Ajout des sources de busybox dans ./conf/busybox/ * Ajout d'un fichier réclamé par les script dans ./conf/busybox.links --- i/pc104/initrd/conf/busybox/include/libbb.h | 902 ++++++++++++++++++++++++++++ 1 file changed, 902 insertions(+) create mode 100644 i/pc104/initrd/conf/busybox/include/libbb.h (limited to 'i/pc104/initrd/conf/busybox/include/libbb.h') diff --git a/i/pc104/initrd/conf/busybox/include/libbb.h b/i/pc104/initrd/conf/busybox/include/libbb.h new file mode 100644 index 0000000..659bfca --- /dev/null +++ b/i/pc104/initrd/conf/busybox/include/libbb.h @@ -0,0 +1,902 @@ +/* vi: set sw=4 ts=4: */ +/* + * Busybox main internal header file + * + * 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 "platform.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if ENABLE_SELINUX +#include +#include +#endif + +#if ENABLE_LOCALE_SUPPORT +#include +#else +#define setlocale(x,y) ((void)0) +#endif + +#include "pwd_.h" +#include "grp_.h" +/* ifdef it out, because it may include */ +/* and we may not even _have_ ! */ +#if ENABLE_FEATURE_SHADOWPASSWDS +#include "shadow_.h" +#endif + +/* Try to pull in PATH_MAX */ +#include +#include +#ifndef PATH_MAX +#define PATH_MAX 256 +#endif + +/* 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 { + const char *name; + const char *title; + int af; + int alen; + char *(*print) (unsigned char *); + const char *(*sprint) (struct sockaddr *, int numeric); + int (*input) (/*int type,*/ const 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); +}; + +/* This structure defines hardware protocols and their handlers. */ +struct hwtype { + const char *name; + const char *title; + int type; + int alen; + char *(*print) (unsigned char *); + int (*input) (const char *, struct sockaddr *); + int (*activate) (int fd); + int suppress_null_addr; +}; + +/* 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 MTAB_GETMOUNTPT '1' +#define MTAB_GETDEVICE '2' + +#define BUF_SIZE 8192 +#define EXPAND_ALLOC 1024 + +/* Macros for min/max. */ +#ifndef MIN +#define MIN(a,b) (((a)<(b))?(a):(b)) +#endif + +#ifndef MAX +#define MAX(a,b) (((a)>(b))?(a):(b)) +#endif + +/* buffer allocation schemes */ +#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 +#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) +#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 + + +#if defined(__GLIBC__) && __GLIBC__ < 2 +int vdprintf(int d, const char *format, va_list ap); +#endif +// This is declared here rather than #including 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 chomp(char *s); +extern void trim(char *s); +extern char *skip_whitespace(const char *); +extern char *skip_non_whitespace(const char *); + +//TODO: supply a pointer to char[11] buffer (avoid statics)? +extern const char *bb_mode_string(mode_t 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 int recursive_action(const char *fileName, int recurse, + 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 char *find_block_device(const char *path); +/* 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); +/* TODO: sometimes modifies its parameter, which + * makes it rather inconvenient at times: */ +extern char *bb_get_last_path_component(char *path); +extern int ndelay_on(int fd); +extern int ndelay_off(int fd); + + +extern DIR *xopendir(const char *path); +extern DIR *warn_opendir(const char *path); + +char *xrealloc_getcwd_or_warn(char *cwd); +char *xmalloc_readlink_or_warn(const char *path); +char *xmalloc_realpath(const char *path); +extern void xstat(const 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); +/* More clever/thorough xdaemon */ +extern void bb_sanitize_stdio_maybe_daemonize(int daemonize); +extern void bb_sanitize_stdio(void); +/* NB: be careful: dont open syslog/network sockets before bb_daemonize */ +extern void bb_daemonize(void); +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); + + +int xsocket(int domain, int type, int protocol); +void xbind(int sockfd, struct sockaddr *my_addr, socklen_t addrlen); +void xlisten(int s, int backlog); +void xconnect(int s, const struct sockaddr *s_addr, socklen_t addrlen); +int setsockopt_reuseaddr(int fd); +int setsockopt_broadcast(int fd); +/* NB: returns port in host byte order */ +unsigned bb_lookup_port(const char *port, const char *protocol, unsigned default_port); +typedef struct len_and_sockaddr { + socklen_t len; + union { + struct sockaddr sa; + struct sockaddr_in sin; +#if ENABLE_FEATURE_IPV6 + struct sockaddr_in6 sin6; +#endif + }; +} len_and_sockaddr; +/* Create stream socket, and allocated suitable lsa + * (lsa of correct size and lsa->sa.sa_family (AF_INET/AF_INET6)) */ +int xsocket_stream(len_and_sockaddr **lsap); +/* Create server TCP socket bound to bindaddr:port. bindaddr can be NULL, + * numeric IP ("N.N.N.N") or numeric IPv6 address, + * and can have ":PORT" suffix (for IPv6 use "[X:X:...:X]:PORT"). + * If there is no suffix, port argument is used */ +int create_and_bind_stream_or_die(const char *bindaddr, int port); +/* Create client TCP socket connected to peer:port. Peer cannot be NULL. + * Peer can be numeric IP ("N.N.N.N"), numeric IPv6 address or hostname, + * and can have ":PORT" suffix (for IPv6 use "[X:X:...:X]:PORT"). + * If there is no suffix, port argument is used */ +int create_and_connect_stream_or_die(const char *peer, int port); +/* Connect to peer identified by lsa */ +int xconnect_stream(const len_and_sockaddr *lsa); +/* Return malloc'ed len_and_sockaddr with socket address of host:port + * Currently will return IPv4 or IPv6 sockaddrs only + * (depending on host), but in theory nothing prevents e.g. + * UNIX socket address being returned, IPX sockaddr etc... + * On error does bb_error_msg and returns NULL */ +len_and_sockaddr* host2sockaddr(const char *host, int port); +/* Version which dies on error */ +len_and_sockaddr* xhost2sockaddr(const char *host, int port); +len_and_sockaddr* xdotted2sockaddr(const char *host, int port); +#if ENABLE_FEATURE_IPV6 +/* Same, useful if you want to force family (e.g. IPv6) */ +len_and_sockaddr* host_and_af2sockaddr(const char *host, int port, sa_family_t af); +len_and_sockaddr* xhost_and_af2sockaddr(const char *host, int port, sa_family_t af); +#else +/* [we evaluate af: think about "host_and_af2sockaddr(..., af++)"] */ +#define host_and_af2sockaddr(host, port, af) ((void)(af), host2sockaddr((host), (port))) +#define xhost_and_af2sockaddr(host, port, af) ((void)(af), xhost2sockaddr((host), (port))) +#endif +/* Assign sin[6]_port member if the socket is of corresponding type, + * otherwise no-op. Useful for ftp. + * NB: does NOT do htons() internally, just direct assignment. */ +void set_nport(len_and_sockaddr *lsa, unsigned port); +/* Retrieve sin[6]_port or return -1 for non-INET[6] lsa's */ +int get_nport(const len_and_sockaddr *lsa); +/* Reverse DNS. Returns NULL on failure. */ +char* xmalloc_sockaddr2host(const struct sockaddr *sa, socklen_t salen); +/* This one doesn't append :PORTNUM */ +char* xmalloc_sockaddr2host_noport(const struct sockaddr *sa, socklen_t salen); +/* This one also doesn't fall back to dotted IP (returns NULL) */ +char* xmalloc_sockaddr2hostonly_noport(const struct sockaddr *sa, socklen_t salen); +/* inet_[ap]ton on steroids */ +char* xmalloc_sockaddr2dotted(const struct sockaddr *sa, socklen_t salen); +char* xmalloc_sockaddr2dotted_noport(const struct sockaddr *sa, socklen_t salen); +// "old" (ipv4 only) API +// users: traceroute.c hostname.c +struct hostent *xgethostbyname(const char *name); +// Also inetd.c and inetd.c are using gethostbyname(), +// + inet_common.c has additional IPv4-only stuff + + +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 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 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 smart_ulltoa5(unsigned long long ul, char buf[5]); +/* Put a string of hex bytes (ala "1b"), return advanced pointer */ +extern char *bin2hex(char *buf, const char *cp, int count); + +struct suffix_mult { + const char *suffix; + unsigned mult; +}; +#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. */ +long xuname2uid(const char *name); +long xgroup2gid(const char *name); +/* wrapper: allows string to contain numeric uid or gid */ +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; +}; +/* always sets uid and gid */ +int get_uidgid(struct bb_uidgid_t*, const char*, int numeric_ok); +/* chown-like handling of "user[:[group]" */ +void parse_chown_usergroup_or_die(struct bb_uidgid_t *u, char *user_group); +/* what is this? */ +/*extern char *bb_getug(char *buffer, char *idname, long id, int bufsize, char prefix);*/ +char *bb_getpwuid(char *name, long uid, int bufsize); +char *bb_getgrgid(char *group, long gid, int bufsize); +/* versions which cache results (useful for ps, ls etc) */ +const char* get_cached_username(uid_t uid); +const char* get_cached_groupname(gid_t gid); +void clear_username_cache(void); +/* internally usernames are saved in fixed-sized char[] buffers */ +enum { USERNAME_MAX_SIZE = 16 - sizeof(int) }; + + +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, ...); + + +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_unlink(llist_t **head, llist_t *elm); +extern void llist_free(llist_t *elm, void (*freeit)(void *data)); +extern llist_t* llist_rev(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 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 */ +int bb_cat(char** argv); +int bb_echo(char** argv); +int bb_test(int argc, char** argv); +#if ENABLE_ROUTE +void bb_displayroutes(int noresolve, int netstatfmt); +#endif +int chown_main(int argc, char **argv); +#if ENABLE_GUNZIP +int gunzip_main(int argc, char **argv); +#endif +int bbunpack(char **argv, + char* (*make_new_name)(char *filename), + USE_DESKTOP(long long) int (*unpacker)(void) +); + + +/* Networking */ +int create_icmp_socket(void); +int create_icmp6_socket(void); +/* interface.c */ +extern int interface_opt_a; +int display_interfaces(char *ifname); +const 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); + + +//TODO: provide pointer to buf (avoid statics)? +const char *make_human_readable_str(unsigned long long size, + unsigned long block_size, unsigned long display_unit); + +//TODO: pass buf pointer or return allocated buf (avoid statics)? +char *bb_askpass(int timeout, const char * prompt); +int bb_ask_confirmation(void); +int klogctl(int type, char * b, int len); + +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 execable_file(const char *name); +char *find_execable(const char *filename); +int exists_execable(const char *filename); + +#if ENABLE_FEATURE_EXEC_PREFER_APPLETS +int bb_execvp(const char *file, char *const argv[]); +#define BB_EXECVP(prog,cmd) bb_execvp(prog,cmd) +#define BB_EXECLP(prog,cmd,...) \ + execlp((find_applet_by_name(prog)) ? CONFIG_BUSYBOX_EXEC_PATH : prog, \ + cmd, __VA_ARGS__) +#else +#define BB_EXECVP(prog,cmd) execvp(prog,cmd) +#define BB_EXECLP(prog,cmd,...) execlp(prog,cmd, __VA_ARGS__) +#endif + +USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out); +int inflate(int in, int out); + + +int bb_make_directory(char *path, long mode, int flags); + +int get_signum(const char *name); +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); +#if ENABLE_SELINUX +extern void renew_current_security_context(void); +extern void set_current_security_context(security_context_t sid); +extern context_t set_security_context_component(security_context_t cur_context, + char *user, char *role, char *type, char *range); +extern void setfscreatecon_or_die(security_context_t scontext); +#endif +extern void selinux_or_die(void); +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(const int fd, int *width, int *height); + +char *is_in_ino_dev_hashtable(const struct stat *statbuf); +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 + + +#if ENABLE_FEATURE_EDITING +/* It's NOT just ENABLEd or disabled. It's a number: */ +#ifdef CONFIG_FEATURE_EDITING_HISTORY +#define MAX_HISTORY (CONFIG_FEATURE_EDITING_HISTORY + 0) +#else +#define MAX_HISTORY 0 +#endif +struct line_input_t { + int flags; + const char *path_lookup; +#if MAX_HISTORY + int cnt_history; + int cur_history; + USE_FEATURE_EDITING_SAVEHISTORY(const char *hist_file;) + char *history[MAX_HISTORY + 1]; +#endif +}; +enum { + DO_HISTORY = 1 * (MAX_HISTORY > 0), + SAVE_HISTORY = 2 * (MAX_HISTORY > 0) * ENABLE_FEATURE_EDITING_SAVEHISTORY, + TAB_COMPLETION = 4 * ENABLE_FEATURE_TAB_COMPLETION, + USERNAME_COMPLETION = 8 * ENABLE_FEATURE_USERNAME_COMPLETION, + VI_MODE = 0x10 * ENABLE_FEATURE_EDITING_VI, + WITH_PATH_LOOKUP = 0x20, + FOR_SHELL = DO_HISTORY | SAVE_HISTORY | TAB_COMPLETION | USERNAME_COMPLETION, +}; +typedef struct line_input_t line_input_t; +line_input_t *new_line_input_t(int flags); +int read_line_input(const char* prompt, char* command, int maxsize, line_input_t *state); +#else +int read_line_input(const char* prompt, char* command, int maxsize); +#define read_line_input(prompt, command, maxsize, state) \ + read_line_input(prompt, command, maxsize) +#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 vsz; + 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_VSZ = 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_VSZ | 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); + + +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, mv.c, install.c depend on them. */ + FILEUTILS_PRESERVE_STATUS = 1, + FILEUTILS_DEREFERENCE = 2, + FILEUTILS_RECUR = 4, + FILEUTILS_FORCE = 8, + FILEUTILS_INTERACTIVE = 0x10, + FILEUTILS_MAKE_HARDLINK = 0x20, + FILEUTILS_MAKE_SOFTLINK = 0x40, +#if ENABLE_SELINUX + FILEUTILS_PRESERVE_SECURITY_CONTEXT = 0x80, + FILEUTILS_SET_SECURITY_CONTEXT = 0x100 +#endif +}; + +#define FILEUTILS_CP_OPTSTR "pdRfils" USE_SELINUX("c") +extern const char *applet_name; +extern const char BB_BANNER[]; + +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[]; +/* NB: (bb_hexdigits_upcase[i] | 0x20) -> lowercase hex digit */ +extern const char bb_hexdigits_upcase[]; + +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[]; + +extern const int const_int_0; +extern const int const_int_1; + +#ifndef BUFSIZ +#define BUFSIZ 4096 +#endif +extern char bb_common_bufsiz1[BUFSIZ+1]; +/* This struct is deliberately not defined. */ +/* See docs/keep_data_small.txt */ +struct globals; +/* Magic prevents this from going into rodata */ +/* If you want to assign a value, use PTR_TO_GLOBALS = xxx */ +extern struct globals *const ptr_to_globals; +#define PTR_TO_GLOBALS (*(struct globals**)&ptr_to_globals) + +/* 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) +/* "sh" */ +#define DEFAULT_SHELL_SHORT_NAME (bb_default_login_shell+6) + + +#if ENABLE_FEATURE_DEVFS +# define CURRENT_VC "/dev/vc/0" +# define VC_1 "/dev/vc/1" +# define VC_2 "/dev/vc/2" +# define VC_3 "/dev/vc/3" +# define VC_4 "/dev/vc/4" +# define VC_5 "/dev/vc/5" +#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 LOOP_FORMAT "/dev/loop/%d" +# define LOOP_NAME "/dev/loop/" +# define FB_0 "/dev/fb/0" +#else +# define CURRENT_VC "/dev/tty0" +# define VC_1 "/dev/tty1" +# define VC_2 "/dev/tty2" +# define VC_3 "/dev/tty3" +# define VC_4 "/dev/tty4" +# define VC_5 "/dev/tty5" +#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 LOOP_FORMAT "/dev/loop%d" +# define LOOP_NAME "/dev/loop" +# define FB_0 "/dev/fb0" +#endif + +/* The following devices are the same on devfs and non-devfs systems. */ +#define CURRENT_TTY "/dev/tty" +#define DEV_CONSOLE "/dev/console" + + +#ifndef RB_POWER_OFF +/* Stop system and switch power off if possible. */ +#define RB_POWER_OFF 0x4321fedc +#endif + +/* Make sure we call functions instead of macros. */ +#undef isalnum +#undef isalpha +#undef isascii +#undef isblank +#undef iscntrl +#undef isgraph +#undef islower +#undef isprint +#undef ispunct +#undef isspace +#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 +#endif + +#endif /* __LIBBUSYBOX_H__ */ -- cgit v1.2.3