/* * Common modutils related functions for busybox * * Copyright (C) 2008 by Timo Teras <timo.teras@iki.fi> * * Licensed under GPLv2 or later, see file LICENSE in this source tree. */ #ifndef MODUTILS_H #define MODUTILS_H 1 #include "libbb.h" PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN /* linux/include/linux/module.h has 64, but this is also used * internally for the maximum alias name length, which can be quite long */ #define MODULE_NAME_LEN 256 void replace(char *s, char what, char with) FAST_FUNC; char *replace_underscores(char *s) FAST_FUNC; int string_to_llist(char *string, llist_t **llist, const char *delim) FAST_FUNC; char *filename2modname(const char *filename, char *modname) FAST_FUNC; char *parse_cmdline_module_options(char **argv, int quote_spaces) FAST_FUNC; /* insmod for 2.4 and modprobe's options (insmod 2.6 has no options at all): */ #define INSMOD_OPTS \ "vqs" \ IF_FEATURE_2_4_MODULES("Lfkx" IF_FEATURE_INSMOD_LOAD_MAP("m")) #define INSMOD_ARGS /* (was meant to support -o NAME) , NULL */ enum { INSMOD_OPT_VERBOSE = (1 << 0), INSMOD_OPT_SILENT = (1 << 1), INSMOD_OPT_SYSLOG = (1 << 2), //INSMOD_OPT_OUTPUTNAME = (1 << x) - not supported yet INSMOD_OPT_LOCK = (1 << 3) * ENABLE_FEATURE_2_4_MODULES, INSMOD_OPT_FORCE = (1 << 4) * ENABLE_FEATURE_2_4_MODULES, INSMOD_OPT_KERNELD = (1 << 5) * ENABLE_FEATURE_2_4_MODULES, INSMOD_OPT_NO_EXPORT = (1 << 6) * ENABLE_FEATURE_2_4_MODULES, INSMOD_OPT_PRINT_MAP = (1 << 7) * ENABLE_FEATURE_INSMOD_LOAD_MAP, INSMOD_OPT_UNUSED = (INSMOD_OPT_PRINT_MAP ? INSMOD_OPT_PRINT_MAP : INSMOD_OPT_NO_EXPORT ? INSMOD_OPT_NO_EXPORT : INSMOD_OPT_SYSLOG ) << 1 }; #if ENABLE_FEATURE_INSMOD_TRY_MMAP void* FAST_FUNC try_to_mmap_module(const char *filename, size_t *image_size_p); #else # define try_to_mmap_module(filename, image_size) NULL #endif /* Return: * 0 on success, * -errno on open/read error, * errno on init_module() error */ int FAST_FUNC bb_init_module(const char *module, const char *options); /* Return: * 0 on success, * errno on init_module() error */ int FAST_FUNC bb_delete_module(const char *module, unsigned int flags); /* Translates error return to a string */ const char *moderror(int err) FAST_FUNC; #if ENABLE_FEATURE_2_4_MODULES int FAST_FUNC bb_init_module_24(const char *module, const char *options); #endif POP_SAVED_FUNCTION_VISIBILITY #endif