X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=internal.h;h=e25c14460bb34bcb06e2a10ba117c72ebc74a90a;hb=3f75503fa0b747b6d505ffe8ec047f6894f81050;hp=cb042a32f99dbd0e97dffa14a8a479009b247e2c;hpb=0881de706e479877ef68e0b859eb0d2594695e8e;p=oweals%2Fbusybox.git diff --git a/internal.h b/internal.h index cb042a32f..e25c14460 100644 --- a/internal.h +++ b/internal.h @@ -1,3 +1,4 @@ +/* vi: set sw=4 ts=4: */ /* * Busybox main internal header file * @@ -20,15 +21,17 @@ * Permission has been granted to redistribute this code under the GPL. * */ -#ifndef _INTERNAL_H_ -#define _INTERNAL_H_ +#ifndef _BB_INTERNAL_H_ +#define _BB_INTERNAL_H_ 1 #include "busybox.def.h" #include +#include #include #include #include +#include #include @@ -36,37 +39,85 @@ #define FALSE ((int) 1) #define TRUE ((int) 0) -#define PATH_LEN 1024 +/* for mtab.c */ +#define MTAB_GETMOUNTPT '1' +#define MTAB_GETDEVICE '2' + #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 -struct Applet { +#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, + _BB_DIR_SBIN, + _BB_DIR_USR_BIN, + _BB_DIR_USR_SBIN +}; + +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 more_main(int argc, char** argv); -extern int cp_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 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 dutmp_main(int argc, char** argv); +extern int echo_main(int argc, char** argv); extern int false_main(int argc, char** argv); extern int fbset_main(int argc, char** argv); extern int fdisk_main(int argc, char** argv); @@ -74,31 +125,42 @@ extern int fdflush_main(int argc, char **argv); extern int fsck_minix_main(int argc, char **argv); extern int find_main(int argc, char** argv); extern int free_main(int argc, char** argv); +extern int freeramdisk_main(int argc, char** argv); extern int grep_main(int argc, char** argv); +extern int gunzip_main (int argc, char** argv); +extern int gzip_main(int argc, char** argv); 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); extern int length_main(int argc, char** argv); extern int ln_main(int argc, char** argv); +extern int loadacm_main(int argc, char** argv); extern int loadfont_main(int argc, char** argv); extern int loadkmap_main(int argc, char** argv); extern int losetup_main(int argc, char** argv); +extern int logger_main(int argc, char **argv); +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); -extern int mv_main(int argc, char** argv); +extern int nslookup_main(int argc, char **argv); extern int ping_main(int argc, char **argv); extern int poweroff_main(int argc, char **argv); extern int printf_main(int argc, char** argv); @@ -108,37 +170,61 @@ extern int reboot_main(int argc, char** argv); extern int rm_main(int argc, char** argv); extern int rmdir_main(int argc, char **argv); extern int rmmod_main(int argc, char** argv); -extern int scan_partitions_main(int argc, char** argv); -extern int sh_main(int argc, char** argv); -extern int sfdisk_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); extern int swap_on_off_main(int argc, char** argv); extern int sync_main(int argc, char** argv); extern int syslogd_main(int argc, char **argv); -extern int logger_main(int argc, char **argv); -extern int tar_main(int argc, char** argv); extern int tail_main(int argc, char** argv); +extern int tar_main(int argc, char** argv); extern int tee_main(int argc, char** argv); +extern int test_main(int argc, char** argv); +extern int telnet_main(int argc, char** argv); extern int touch_main(int argc, char** argv); -extern int tput_main(int argc, char** argv); +extern int tr_main(int argc, char** argv); 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 update_main(int argc, char** argv); extern int uname_main(int argc, char** argv); -extern int gunzip_main (int argc, char** argv); -extern int gzip_main(int argc, char** argv); -extern int loadacm_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 void usage(const char *usage) __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); -int isDirectory(const char *name); +int isDirectory(const char *name, const int followLinks, struct stat *statBuf); int isDevice(const char *name); -int copyFile(const char *srcName, const char *destName, int setModes, - int followLinks); + +typedef struct ino_dev_hash_bucket_struct { + struct ino_dev_hash_bucket_struct *next; + ino_t ino; + dev_t dev; + char name[1]; +} ino_dev_hashtable_bucket_t; +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 forceFlag); char *buildName(const char *dirName, const char *fileName); int makeString(int argc, const char **argv, char *buf, int bufLen); char *getChunk(int size); @@ -147,29 +233,53 @@ 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)); + int (*fileAction) (const char *fileName, struct stat* statbuf, void* userData), + int (*dirAction) (const char *fileName, struct stat* statbuf, void* userData), + void* userData); const char* timeString(time_t timeVal); -extern void createPath (const char *name, int mode); +extern int createPath (const char *name, int mode); extern int parse_mode( const char* s, mode_t* theMode); -extern void usage(const char *usage) __attribute__ ((noreturn)); -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 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 findInitPid(); +extern pid_t* findPidByName( char* pidName); +extern void *xmalloc (size_t size); +extern int find_real_root_device_name(char* name); +extern char *cstring_lineFromFile(FILE *f); + +/* 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 unsigned long my_getpwnam(char *name); +extern unsigned long my_getgrnam(char *name); +extern void my_getpwuid(char *name, unsigned long uid); +extern void my_getgrgid(char *group, unsigned long gid); +extern unsigned long my_getpwnamegid(char *name); -#if (__GLIBC__ < 2) && defined BB_SYSLOGD + +#if defined BB_INIT || defined BB_SYSLOGD +extern int device_open(char *device, int mode); +#endif +#if defined BB_FEATURE_MOUNT_LOOP +extern int del_loop(const char *device); +extern int set_loop(const char *device, const char *file, int offset, int *loopro); +extern char *find_unused_loop_device (void); +#endif + + +#if (__GLIBC__ < 2) && (defined BB_SYSLOGD || defined BB_INIT) extern int vdprintf(int d, const char *format, va_list ap); #endif @@ -178,30 +288,10 @@ int nfsmount(const char *spec, const char *node, unsigned long *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. */ +#define RB_POWER_OFF 0x4321fedc +#endif -#endif /* _INTERNAL_H_ */ +#endif /* _BB_INTERNAL_H_ */