hush: get rid of charmap[]
[oweals/busybox.git] / include / busybox.h
1 /* vi: set sw=4 ts=4: */
2 /*
3  * Busybox main internal header file
4  *
5  * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
6  */
7 #ifndef _BB_INTERNAL_H_
8 #define _BB_INTERNAL_H_    1
9
10 #include "libbb.h"
11
12 #if __GNUC_PREREQ(4,1)
13 # 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,
19         _BB_DIR_BIN,
20         _BB_DIR_SBIN,
21         _BB_DIR_USR_BIN,
22         _BB_DIR_USR_SBIN
23 } bb_install_loc_t;
24
25 typedef enum bb_suid_t {
26         _BB_SUID_NEVER = 0,
27         _BB_SUID_MAYBE,
28         _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 /* Length of these names has effect on size of libbusybox
64  * and "individual" binaries. Keep them short.
65  */
66 #if ENABLE_BUILD_LIBBUSYBOX
67 #if ENABLE_FEATURE_SHARED_BUSYBOX
68 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_ */