diff options
Diffstat (limited to 'release/src/router/busybox/include/busybox.h')
| -rw-r--r-- | release/src/router/busybox/include/busybox.h | 130 |
1 files changed, 44 insertions, 86 deletions
diff --git a/release/src/router/busybox/include/busybox.h b/release/src/router/busybox/include/busybox.h index aaa844f4..54c278f8 100644 --- a/release/src/router/busybox/include/busybox.h +++ b/release/src/router/busybox/include/busybox.h @@ -2,115 +2,73 @@ /* * 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 the GPL v2 or later, see the file LICENSE in this tarball. */ -#ifndef _BB_INTERNAL_H_ -#define _BB_INTERNAL_H_ 1 - -#include "config.h" - -#include <stdio.h> -#include <stdarg.h> -#include <sys/stat.h> -#include <sys/types.h> - -#if __GNU_LIBRARY__ < 5 -#ifndef __dietlibc__ -#error "Sorry, libc5 is not supported" -#endif -#endif - -#define BB_BANNER "BusyBox v" BB_VER " (" BB_BT ")" - -#ifdef DMALLOC -#include <dmalloc.h> -#endif +#ifndef BUSYBOX_H +#define BUSYBOX_H 1 -#include <features.h> - -/* Pull in the utility routines from libbb */ #include "libbb.h" -enum Location { +PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN + +/* order matters: used as index into "install_dir[]" in appletlib.c */ +typedef enum bb_install_loc_t { _BB_DIR_ROOT = 0, _BB_DIR_BIN, _BB_DIR_SBIN, _BB_DIR_USR_BIN, _BB_DIR_USR_SBIN -}; +} bb_install_loc_t; -enum SUIDRoot { +typedef enum bb_suid_t { _BB_SUID_NEVER = 0, _BB_SUID_MAYBE, _BB_SUID_ALWAYS -}; - -struct BB_applet { - const char *name; - int (*main) (int argc, char **argv); - enum Location location:4; - enum SUIDRoot need_suid:4; -}; +} bb_suid_t; -/* 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. - */ -#define PROTOTYPES -#include "applets.h" -#undef PROTOTYPES +/* Defined in appletlib.c (by including generated applet_tables.h) */ +/* Keep in sync with applets/applet_tables.c! */ +extern const char applet_names[]; +extern int (*const applet_main[])(int argc, char **argv); +extern const uint16_t applet_nameofs[]; +extern const uint8_t applet_install_loc[]; -#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_FEATURE_SUID || ENABLE_FEATURE_PREFER_APPLETS +#define APPLET_NAME(i) (applet_names + (applet_nameofs[i] & 0x0fff)) #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) +#define APPLET_NAME(i) (applet_names + applet_nameofs[i]) #endif + +#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)) #endif +#if ENABLE_FEATURE_SUID +#define APPLET_SUID(i) ((applet_nameofs[i] >> 14) & 0x3) +#endif -#ifndef RB_POWER_OFF -/* Stop system and switch power off if possible. */ -#define RB_POWER_OFF 0x4321fedc +#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 -/* 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 +/* Length of these names has effect on size of libbusybox + * and "individual" binaries. Keep them short. + */ +#if ENABLE_BUILD_LIBBUSYBOX +#if ENABLE_FEATURE_SHARED_BUSYBOX +int lbb_main(char **argv) EXTERNALLY_VISIBLE; +#else +int lbb_main(char **argv); #endif +#endif + +POP_SAVED_FUNCTION_VISIBILITY -#endif /* _BB_INTERNAL_H_ */ +#endif |