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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