/* vi: set sw=4 ts=4: */
/*
- * Busybox main internal header file
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
- * Permission has been granted to redistribute this code under the GPL.
- *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
-#ifndef _BB_INTERNAL_H_
-#define _BB_INTERNAL_H_ 1
+#ifndef BUSYBOX_H
+#define BUSYBOX_H 1
-#include "config.h"
+#include "libbb.h"
+/* BB_DIR_foo and BB_SUID_bar constants: */
+#include "applet_metadata.h"
-#include <stdio.h>
-#include <stdarg.h>
-#include <sys/stat.h>
-#include <sys/types.h>
+PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
-#define BB_BANNER "BusyBox v" BB_VER " (" BB_BT ")"
+/* Defined in appletlib.c (by including generated applet_tables.h) */
+/* Keep in sync with applets/applet_tables.c! */
+extern const char applet_names[] ALIGN1;
+extern int (*const applet_main[])(int argc, char **argv);
+extern const uint16_t applet_nameofs[];
+extern const uint8_t applet_install_loc[] ALIGN1;
-#ifdef DMALLOC
-#include <dmalloc.h>
+#if ENABLE_FEATURE_SUID || ENABLE_FEATURE_PREFER_APPLETS
+# define APPLET_NAME(i) (applet_names + (applet_nameofs[i] & 0x0fff))
+#else
+# define APPLET_NAME(i) (applet_names + applet_nameofs[i])
#endif
-#include <features.h>
-
-/* Pull in the utility routines from libbb */
-#include "libbb.h"
-
-enum Location {
- _BB_DIR_ROOT = 0,
- _BB_DIR_BIN,
- _BB_DIR_SBIN,
- _BB_DIR_USR_BIN,
- _BB_DIR_USR_SBIN
-};
+#if ENABLE_FEATURE_PREFER_APPLETS
+# define APPLET_IS_NOFORK(i) (applet_nameofs[i] & (1 << 12))
+# define APPLET_IS_NOEXEC(i) (applet_nameofs[i] & (1 << 13))
+#else
+# define APPLET_IS_NOFORK(i) 0
+# define APPLET_IS_NOEXEC(i) 0
+#endif
-enum SUIDRoot {
- _BB_SUID_NEVER = 0,
- _BB_SUID_MAYBE,
- _BB_SUID_ALWAYS
-};
+#if ENABLE_FEATURE_SUID
+# define APPLET_SUID(i) ((applet_nameofs[i] >> 14) & 0x3)
+#endif
-struct BB_applet {
- const char *name;
- int (*main) (int argc, char **argv);
- enum Location location:4;
- enum SUIDRoot need_suid:4;
-};
+#if ENABLE_FEATURE_INSTALLER
+#define APPLET_INSTALL_LOC(i) ({ \
+ unsigned v = (i); \
+ if (v & 1) v = applet_install_loc[v/2] >> 4; \
+ else v = applet_install_loc[v/2] & 0xf; \
+ v; })
+#endif
-/* From busybox.c */
-extern const struct BB_applet 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.
+/* Length of these names has effect on size of libbusybox
+ * and "individual" binaries. Keep them short.
*/
-#define PROTOTYPES
-#include "applets.h"
-#undef PROTOTYPES
-
-#ifdef CONFIG_FEATURE_BUFFERS_GO_ON_STACK
-#define RESERVE_CONFIG_BUFFER(buffer,len) char buffer[len]
-#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char buffer[len]
-#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
-#else
-#ifdef CONFIG_FEATURE_BUFFERS_GO_IN_BSS
-#define RESERVE_CONFIG_BUFFER(buffer,len) static char buffer[len]
-#define RESERVE_CONFIG_UBUFFER(buffer,len) static unsigned char buffer[len]
-#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
+#if ENABLE_BUILD_LIBBUSYBOX
+#if ENABLE_FEATURE_SHARED_BUSYBOX
+int lbb_main(char **argv) EXTERNALLY_VISIBLE;
#else
-#define RESERVE_CONFIG_BUFFER(buffer,len) char *buffer=xmalloc(len)
-#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char *buffer=xmalloc(len)
-#define RELEASE_CONFIG_BUFFER(buffer) free (buffer)
+int lbb_main(char **argv);
#endif
#endif
+POP_SAVED_FUNCTION_VISIBILITY
-/* Bit map related macros -- libc5 doens't provide these... sigh. */
-#ifndef setbit
-#ifndef NBBY
-#define NBBY CHAR_BIT
-#endif
-#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY))
-#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
-#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY)))
-#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
-#endif
-
-#ifndef RB_POWER_OFF
-/* Stop system and switch power off if possible. */
-#define RB_POWER_OFF 0x4321fedc
#endif
-
-/* Try to pull in PATH_MAX */
-#include <limits.h>
-
-/* for PATH_MAX on systems that don't have it in limits.h */
-#include <sys/param.h>
-#ifndef PATH_MAX
-#define PATH_MAX 256
-#endif
-
-#endif /* _BB_INTERNAL_H_ */