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