X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=internal.h;h=5cf72d6d32a4e225622a7b64efd3471f84adc20f;hb=52d6fa3bb335fcfefc2b205e7ba509fc4b284793;hp=c91d3b19dfaa759025e58c395eb631b8421e6ac8;hpb=d75af99529879e6cd38164fd110732052a9cdda4;p=oweals%2Fbusybox.git diff --git a/internal.h b/internal.h index c91d3b19d..5cf72d6d3 100644 --- a/internal.h +++ b/internal.h @@ -30,9 +30,14 @@ #include #include #include +#include #include -//#include +#include #include +#include +/* for the _syscall() macros */ +#include +#include /* Some useful definitions */ @@ -46,11 +51,42 @@ #define BUF_SIZE 8192 #define EXPAND_ALLOC 1024 + #define isBlank(ch) (((ch) == ' ') || ((ch) == '\t')) #define isDecimal(ch) (((ch) >= '0') && ((ch) <= '9')) #define isOctal(ch) (((ch) >= '0') && ((ch) <= '7')) #define isWildCard(ch) (((ch) == '*') || ((ch) == '?') || ((ch) == '[')) +/* 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 + + +/* I don't like nested includes, but the string and io functions are used + * too often + */ +#include +#if !defined(NO_STRING_H) || defined(STDC_HEADERS) +# include +# if !defined(STDC_HEADERS) && !defined(NO_MEMORY_H) && !defined(__GNUC__) +# include +# endif +# define memzero(s, n) memset ((void *)(s), 0, (n)) +#else +# include +# define strchr index +# define strrchr rindex +# define memcpy(d, s, n) bcopy((s), (d), (n)) +# define memcmp(s1, s2, n) bcmp((s1), (s2), (n)) +# define memzero(s, n) bzero((s), (n)) +#endif + + enum Location { _BB_DIR_ROOT = 0, _BB_DIR_BIN, @@ -59,28 +95,33 @@ enum Location { _BB_DIR_USR_SBIN }; -struct Applet { +struct BB_applet { const char* name; int (*main)(int argc, char** argv); enum Location location; }; +/* From busybox.c */ +extern const struct BB_applet applets[]; +extern int ar_main(int argc, char **argv); extern int basename_main(int argc, char **argv); extern int busybox_main(int argc, char** argv); -extern int block_device_main(int argc, char** argv); extern int cat_main(int argc, char** argv); -extern int cp_mv_main(int argc, char** argv); extern int chmod_chown_chgrp_main(int argc, char** argv); extern int chroot_main(int argc, char** argv); extern int chvt_main(int argc, char** argv); extern int clear_main(int argc, char** argv); +extern int cp_mv_main(int argc, char** argv); +extern int cut_main(int argc, char** argv); extern int date_main(int argc, char** argv); +extern int dc_main(int argc, char** argv); extern int dd_main(int argc, char** argv); extern int dirname_main(int argc, char** argv); extern int deallocvt_main(int argc, char** argv); extern int df_main(int argc, char** argv); extern int dmesg_main(int argc, char** argv); extern int du_main(int argc, char** argv); +extern int dumpkmap_main(int argc, char** argv); extern int dutmp_main(int argc, char** argv); extern int echo_main(int argc, char** argv); extern int false_main(int argc, char** argv); @@ -98,6 +139,7 @@ extern int halt_main(int argc, char** argv); extern int head_main(int argc, char** argv); extern int hostid_main(int argc, char** argv); extern int hostname_main(int argc, char** argv); +extern int id_main(int argc, char** argv); extern int init_main(int argc, char** argv); extern int insmod_main(int argc, char** argv); extern int kill_main(int argc, char** argv); @@ -112,13 +154,14 @@ extern int logname_main(int argc, char **argv); extern int ls_main(int argc, char** argv); extern int lsmod_main(int argc, char** argv); extern int makedevs_main(int argc, char** argv); -extern int math_main(int argc, char** argv); +extern int md5sum_main(int argc, char** argv); extern int mkdir_main(int argc, char** argv); extern int mkfifo_main(int argc, char **argv); extern int mkfs_minix_main(int argc, char **argv); extern int mknod_main(int argc, char** argv); extern int mkswap_main(int argc, char** argv); -extern int mnc_main(int argc, char** argv); +extern int mktemp_main(int argc, char **argv); +extern int nc_main(int argc, char** argv); extern int more_main(int argc, char** argv); extern int mount_main(int argc, char** argv); extern int mt_main(int argc, char** argv); @@ -134,6 +177,7 @@ extern int rmdir_main(int argc, char **argv); extern int rmmod_main(int argc, char** argv); extern int sed_main(int argc, char** argv); extern int sfdisk_main(int argc, char** argv); +extern int setkeycodes_main(int argc, char** argv); extern int shell_main(int argc, char** argv); extern int sleep_main(int argc, char** argv); extern int sort_main(int argc, char** argv); @@ -151,19 +195,116 @@ extern int true_main(int argc, char** argv); extern int tput_main(int argc, char** argv); extern int tryopen_main(int argc, char** argv); extern int tty_main(int argc, char** argv); +extern int uuencode_main(int argc, char** argv); +extern int uudecode_main(int argc, char** argv); extern int umount_main(int argc, char** argv); extern int uname_main(int argc, char** argv); extern int uptime_main(int argc, char** argv); extern int uniq_main(int argc, char** argv); extern int update_main(int argc, char** argv); +extern int usleep_main(int argc, char** argv); extern int wc_main(int argc, char** argv); +extern int which_main(int argc, char** argv); extern int whoami_main(int argc, char** argv); extern int yes_main(int argc, char** argv); +extern const char ar_usage[]; +extern const char basename_usage[]; +extern const char cat_usage[]; +extern const char chgrp_usage[]; +extern const char chmod_usage[]; +extern const char chown_usage[]; +extern const char chroot_usage[]; +extern const char chvt_usage[]; +extern const char cp_usage[]; +extern const char cut_usage[]; +extern const char date_usage[]; +extern const char dc_usage[]; +extern const char dd_usage[]; +extern const char deallocvt_usage[]; +extern const char df_usage[]; +extern const char dirname_usage[]; +extern const char dmesg_usage[]; +extern const char du_usage[]; +extern const char dumpkmap_usage[]; +extern const char dutmp_usage[]; +extern const char echo_usage[]; +extern const char fdflush_usage[]; +extern const char find_usage[]; +extern const char free_usage[]; +extern const char freeramdisk_usage[]; +extern const char fsck_minix_usage[]; +extern const char grep_usage[]; +extern const char gunzip_usage[]; +extern const char gzip_usage[]; +extern const char head_usage[]; +extern const char hostname_usage[]; +extern const char id_usage[]; +extern const char insmod_usage[]; +extern const char kill_usage[]; +extern const char killall_usage[]; +extern const char length_usage[]; +extern const char ln_usage[]; +extern const char loadacm_usage[]; +extern const char loadfont_usage[]; +extern const char loadkmap_usage[]; +extern const char logger_usage[]; +extern const char logname_usage[]; +extern const char ls_usage[]; +extern const char makedevs_usage[]; +extern const char md5sum_usage[]; +extern const char mkdir_usage[]; +extern const char mkfifo_usage[]; +extern const char mkfs_minix_usage[]; +extern const char mknod_usage[]; +extern const char mkswap_usage[]; +extern const char mktemp_usage[]; +extern const char more_usage[]; +extern const char mount_usage[]; +extern const char mt_usage[]; +extern const char mv_usage[]; +extern const char nc_usage[]; +extern const char nslookup_usage[]; +extern const char ping_usage[]; +extern const char printf_usage[]; +extern const char ps_usage[]; +extern const char rm_usage[]; +extern const char rmdir_usage[]; +extern const char rmmod_usage[]; +extern const char sed_usage[]; +extern const char setkeycodes_usage[]; +extern const char shell_usage[]; +extern const char sleep_usage[]; +extern const char sort_usage[]; +extern const char swapoff_usage[]; +extern const char swapon_usage[]; +extern const char sync_usage[]; +extern const char syslogd_usage[]; +extern const char tail_usage[]; +extern const char tar_usage[]; +extern const char tee_usage[]; +extern const char telnet_usage[]; +extern const char test_usage[]; +extern const char touch_usage[]; +extern const char tr_usage[]; +extern const char tty_usage[]; +extern const char umount_usage[]; +extern const char uname_usage[]; +extern const char uniq_usage[]; +extern const char update_usage[]; +extern const char usleep_usage[]; +extern const char uudecode_usage[]; +extern const char uuencode_usage[]; +extern const char wc_usage[]; +extern const char which_usage[]; +extern const char whoami_usage[]; +extern const char yes_usage[]; + +extern char *applet_name; extern void usage(const char *usage) __attribute__ ((noreturn)); -extern void errorMsg(char *s, ...); -extern void fatalError(char *s, ...) __attribute__ ((noreturn)); +extern void errorMsg(const char *s, ...) __attribute__ ((format (printf, 1, 2))); +extern void fatalError(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2))); const char *modeString(int mode); const char *timeString(time_t timeVal); @@ -180,8 +321,8 @@ 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); -int copyFile(const char *srcName, const char *destName, int setModes, - int followLinks); +int copyFile(const char *srcName, const char *destName, + int setModes, int followLinks, int forceFlag); char *buildName(const char *dirName, const char *fileName); int makeString(int argc, const char **argv, char *buf, int bufLen); char *getChunk(int size); @@ -190,36 +331,50 @@ void freeChunks(void); int fullWrite(int fd, const char *buf, int len); int fullRead(int fd, char *buf, int len); int recursiveAction(const char *fileName, int recurse, int followLinks, int depthFirst, - int (*fileAction) (const char *fileName, struct stat* statbuf), - int (*dirAction) (const char *fileName, struct stat* statbuf)); -const char* timeString(time_t timeVal); + int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData), + int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData), + void* userData); extern int createPath (const char *name, int mode); extern int parse_mode( const char* s, mode_t* theMode); -extern uid_t my_getpwnam(char *name); -extern gid_t my_getgrnam(char *name); -extern void my_getpwuid(char* name, uid_t uid); -extern void my_getgrgid(char* group, gid_t gid); -extern int get_kernel_revision(); +extern int get_kernel_revision(void); + extern int get_console_fd(char* tty_name); extern struct mntent *findMountPoint(const char *name, const char *table); extern void write_mtab(char* blockDevice, char* directory, char* filesystemType, long flags, char* string_flags); extern void erase_mtab(const char * name); extern void mtab_read(void); -extern void mtab_free(void); extern char *mtab_first(void **iter); extern char *mtab_next(void **iter); extern char *mtab_getinfo(const char *match, const char which); extern int check_wildcard_match(const char* text, const char* pattern); extern long getNum (const char *cp); -extern pid_t findPidByName( char* pidName); +extern pid_t* findPidByName( char* pidName); +extern int find_real_root_device_name(char* name); +extern char *get_line_from_file(FILE *file); +extern void print_file(FILE *file); +extern int print_file_by_name(char *filename); +extern char process_escape_sequence(char **ptr); +extern char *get_last_path_component(char *path); +extern void xregcomp(regex_t *preg, const char *regex, int cflags); + extern void *xmalloc (size_t size); -#if defined BB_INIT || defined BB_SYSLOGD +extern char *xstrdup (const char *s); +extern char *xstrndup (const char *s, int n); + + +/* 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(char *name); +extern long my_getgrnam(char *name); +extern void my_getpwuid(char *name, long uid); +extern void my_getgrgid(char *group, long gid); +extern long my_getpwnamegid(char *name); + extern int device_open(char *device, int mode); -#endif -extern void whine_if_fstab_is_missing(); #if defined BB_FEATURE_MOUNT_LOOP extern int del_loop(const char *device); @@ -233,38 +388,41 @@ extern int vdprintf(int d, const char *format, va_list ap); #endif #if defined BB_NFSMOUNT -int nfsmount(const char *spec, const char *node, unsigned long *flags, - char **extra_opts, char **mount_opts, int running_bg); +int nfsmount(const char *spec, const char *node, int *flags, + char **extra_opts, char **mount_opts, int running_bg); #endif -#if defined (BB_FSCK_MINIX) || defined (BB_MKFS_MINIX) - -static inline int bit(char * addr,unsigned int nr) -{ - return (addr[nr >> 3] & (1<<(nr & 7))) != 0; -} - -static inline int setbit(char * addr,unsigned int nr) -{ - int __res = bit(addr, nr); - addr[nr >> 3] |= (1<<(nr & 7)); - return __res != 0; -} - -static inline int clrbit(char * addr,unsigned int nr) -{ - int __res = bit(addr, nr); - addr[nr >> 3] &= ~(1<<(nr & 7)); - return __res != 0; -} - -#endif /* inline bitops junk */ - - #ifndef RB_POWER_OFF -/* Stop system and switch power off if possable. */ +/* Stop system and switch power off if possible. */ #define RB_POWER_OFF 0x4321fedc #endif +/* Include our own copy of struct sysinfo to avoid binary compatability + * 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 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); + +/* Bit map related macros -- libc5 doens't provide these... sigh. */ +#ifndef setbit +#define NBBY CHAR_BIT +#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) +#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) +#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) +#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) +#endif #endif /* _BB_INTERNAL_H_ */