9 |
|
|
10 |
#include "libbb.h" |
#include "libbb.h" |
11 |
|
|
12 |
/* order matters: used as index into "install_dir[]" in busybox.c */ |
#if __GNUC_PREREQ(4,1) |
13 |
enum Location { |
# pragma GCC visibility push(hidden) |
14 |
|
#endif |
15 |
|
|
16 |
|
/* order matters: used as index into "install_dir[]" in appletlib.c */ |
17 |
|
typedef enum bb_install_loc_t { |
18 |
_BB_DIR_ROOT = 0, |
_BB_DIR_ROOT = 0, |
19 |
_BB_DIR_BIN, |
_BB_DIR_BIN, |
20 |
_BB_DIR_SBIN, |
_BB_DIR_SBIN, |
21 |
_BB_DIR_USR_BIN, |
_BB_DIR_USR_BIN, |
22 |
_BB_DIR_USR_SBIN |
_BB_DIR_USR_SBIN |
23 |
}; |
} bb_install_loc_t; |
24 |
|
|
25 |
enum SUIDRoot { |
typedef enum bb_suid_t { |
26 |
_BB_SUID_NEVER = 0, |
_BB_SUID_NEVER = 0, |
27 |
_BB_SUID_MAYBE, |
_BB_SUID_MAYBE, |
28 |
_BB_SUID_ALWAYS |
_BB_SUID_ALWAYS |
29 |
}; |
} bb_suid_t; |
30 |
|
|
31 |
|
|
32 |
|
/* Defined in appletlib.c (by including generated applet_tables.h) */ |
33 |
|
/* Keep in sync with applets/applet_tables.c! */ |
34 |
|
extern const char applet_names[]; |
35 |
|
extern int (*const applet_main[])(int argc, char **argv); |
36 |
|
extern const uint16_t applet_nameofs[]; |
37 |
|
extern const uint8_t applet_install_loc[]; |
38 |
|
|
39 |
|
#if ENABLE_FEATURE_SUID || ENABLE_FEATURE_PREFER_APPLETS |
40 |
|
#define APPLET_NAME(i) (applet_names + (applet_nameofs[i] & 0x0fff)) |
41 |
|
#else |
42 |
|
#define APPLET_NAME(i) (applet_names + applet_nameofs[i]) |
43 |
|
#endif |
44 |
|
|
45 |
|
#if ENABLE_FEATURE_PREFER_APPLETS |
46 |
|
#define APPLET_IS_NOFORK(i) (applet_nameofs[i] & (1 << 12)) |
47 |
|
#define APPLET_IS_NOEXEC(i) (applet_nameofs[i] & (1 << 13)) |
48 |
|
#endif |
49 |
|
|
50 |
|
#if ENABLE_FEATURE_SUID |
51 |
|
#define APPLET_SUID(i) ((applet_nameofs[i] >> 14) & 0x3) |
52 |
|
#endif |
53 |
|
|
54 |
|
#if ENABLE_FEATURE_INSTALLER |
55 |
|
#define APPLET_INSTALL_LOC(i) ({ \ |
56 |
|
unsigned v = (i); \ |
57 |
|
if (v & 1) v = applet_install_loc[v/2] >> 4; \ |
58 |
|
else v = applet_install_loc[v/2] & 0xf; \ |
59 |
|
v; }) |
60 |
|
#endif |
61 |
|
|
62 |
|
|
63 |
struct BB_applet { |
/* Length of these names has effect on size of libbusybox |
64 |
const char *name; |
* and "individual" binaries. Keep them short. |
|
int (*main) (int argc, char **argv); |
|
|
__extension__ enum Location location:4; |
|
|
__extension__ enum SUIDRoot need_suid:4; |
|
|
}; |
|
|
|
|
|
/* From busybox.c and applet.c */ |
|
|
extern int busybox_main(int argc, char **argv); |
|
|
extern const struct BB_applet applets[]; |
|
|
extern const unsigned short NUM_APPLETS; |
|
|
|
|
|
/* Automagically pull in all the applet function prototypes and |
|
|
* applet usage strings. These are all of the form: |
|
|
* extern int foo_main(int argc, char **argv); |
|
|
* extern const char foo_usage[]; |
|
|
* These are all autogenerated from the set of currently defined applets. |
|
65 |
*/ |
*/ |
66 |
#define PROTOTYPES |
#if ENABLE_BUILD_LIBBUSYBOX |
67 |
#include "applets.h" |
#if ENABLE_FEATURE_SHARED_BUSYBOX |
68 |
#undef PROTOTYPES |
int lbb_main(char **argv) EXTERNALLY_VISIBLE; |
69 |
|
#else |
70 |
|
int lbb_main(char **argv); |
71 |
|
#endif |
72 |
|
#endif |
73 |
|
|
74 |
|
#if __GNUC_PREREQ(4,1) |
75 |
|
# pragma GCC visibility pop |
76 |
|
#endif |
77 |
|
|
78 |
#endif /* _BB_INTERNAL_H_ */ |
#endif /* _BB_INTERNAL_H_ */ |