blob: 6a003d544497ee6e8376abfd125fba9cd26b6514
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
4 | */ |
5 | #ifndef BUSYBOX_H |
6 | #define BUSYBOX_H 1 |
7 | |
8 | #include "libbb.h" |
9 | /* BB_DIR_foo and BB_SUID_bar constants: */ |
10 | #include "applet_metadata.h" |
11 | |
12 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN |
13 | |
14 | /* Defined in appletlib.c (by including generated applet_tables.h) */ |
15 | /* Keep in sync with applets/applet_tables.c! */ |
16 | extern const char applet_names[] ALIGN1; |
17 | extern int (*const applet_main[])(int argc, char **argv); |
18 | extern const uint8_t applet_flags[] ALIGN1; |
19 | extern const uint8_t applet_suid[] ALIGN1; |
20 | extern const uint8_t applet_install_loc[] ALIGN1; |
21 | |
22 | #if ENABLE_FEATURE_PREFER_APPLETS \ |
23 | || ENABLE_FEATURE_SH_STANDALONE \ |
24 | || ENABLE_FEATURE_SH_NOFORK |
25 | # define APPLET_IS_NOFORK(i) (applet_flags[(i)/4] & (1 << (2 * ((i)%4)))) |
26 | # define APPLET_IS_NOEXEC(i) (applet_flags[(i)/4] & (1 << ((2 * ((i)%4))+1))) |
27 | #else |
28 | # define APPLET_IS_NOFORK(i) 0 |
29 | # define APPLET_IS_NOEXEC(i) 0 |
30 | #endif |
31 | |
32 | #if ENABLE_FEATURE_SUID |
33 | # define APPLET_SUID(i) ((applet_suid[(i)/4] >> (2 * ((i)%4)) & 3)) |
34 | #endif |
35 | |
36 | #if ENABLE_FEATURE_INSTALLER |
37 | #define APPLET_INSTALL_LOC(i) ({ \ |
38 | unsigned v = (i); \ |
39 | if (v & 1) v = applet_install_loc[v/2] >> 4; \ |
40 | else v = applet_install_loc[v/2] & 0xf; \ |
41 | v; }) |
42 | #endif |
43 | |
44 | |
45 | /* Length of these names has effect on size of libbusybox |
46 | * and "individual" binaries. Keep them short. |
47 | */ |
48 | #if ENABLE_BUILD_LIBBUSYBOX |
49 | #if ENABLE_FEATURE_SHARED_BUSYBOX |
50 | int lbb_main(char **argv) EXTERNALLY_VISIBLE; |
51 | #else |
52 | int lbb_main(char **argv); |
53 | #endif |
54 | #endif |
55 | |
56 | POP_SAVED_FUNCTION_VISIBILITY |
57 | |
58 | #endif |
59 |