| 1 | /*
|
|---|
| 2 | * Common modutils related functions for busybox
|
|---|
| 3 | *
|
|---|
| 4 | * Copyright (C) 2008 by Timo Teras <timo.teras@iki.fi>
|
|---|
| 5 | *
|
|---|
| 6 | * Licensed under GPLv2 or later, see file LICENSE in this source tree.
|
|---|
| 7 | */
|
|---|
| 8 |
|
|---|
| 9 | #ifndef MODUTILS_H
|
|---|
| 10 | #define MODUTILS_H 1
|
|---|
| 11 |
|
|---|
| 12 | #include "libbb.h"
|
|---|
| 13 |
|
|---|
| 14 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
|
|---|
| 15 |
|
|---|
| 16 | /* linux/include/linux/module.h has 64, but this is also used
|
|---|
| 17 | * internally for the maximum alias name length, which can be quite long */
|
|---|
| 18 | #define MODULE_NAME_LEN 256
|
|---|
| 19 |
|
|---|
| 20 | void replace(char *s, char what, char with) FAST_FUNC;
|
|---|
| 21 | char *replace_underscores(char *s) FAST_FUNC;
|
|---|
| 22 | int string_to_llist(char *string, llist_t **llist, const char *delim) FAST_FUNC;
|
|---|
| 23 | char *filename2modname(const char *filename, char *modname) FAST_FUNC;
|
|---|
| 24 | char *parse_cmdline_module_options(char **argv) FAST_FUNC;
|
|---|
| 25 |
|
|---|
| 26 | /* insmod for 2.4 and modprobe's options (insmod 2.6 has no options at all): */
|
|---|
| 27 | #define INSMOD_OPTS \
|
|---|
| 28 | "vqs" \
|
|---|
| 29 | IF_FEATURE_2_4_MODULES("Lfkx" IF_FEATURE_INSMOD_LOAD_MAP("m"))
|
|---|
| 30 | #define INSMOD_ARGS /* (was meant to support -o NAME) , NULL */
|
|---|
| 31 |
|
|---|
| 32 | enum {
|
|---|
| 33 | INSMOD_OPT_VERBOSE = (1 << 0),
|
|---|
| 34 | INSMOD_OPT_SILENT = (1 << 1),
|
|---|
| 35 | INSMOD_OPT_SYSLOG = (1 << 2),
|
|---|
| 36 | //INSMOD_OPT_OUTPUTNAME = (1 << x) - not supported yet
|
|---|
| 37 | INSMOD_OPT_LOCK = (1 << 3) * ENABLE_FEATURE_2_4_MODULES,
|
|---|
| 38 | INSMOD_OPT_FORCE = (1 << 4) * ENABLE_FEATURE_2_4_MODULES,
|
|---|
| 39 | INSMOD_OPT_KERNELD = (1 << 5) * ENABLE_FEATURE_2_4_MODULES,
|
|---|
| 40 | INSMOD_OPT_NO_EXPORT = (1 << 6) * ENABLE_FEATURE_2_4_MODULES,
|
|---|
| 41 | INSMOD_OPT_PRINT_MAP = (1 << 7) * ENABLE_FEATURE_INSMOD_LOAD_MAP,
|
|---|
| 42 | INSMOD_OPT_UNUSED =
|
|---|
| 43 | (INSMOD_OPT_PRINT_MAP ? INSMOD_OPT_PRINT_MAP
|
|---|
| 44 | : INSMOD_OPT_NO_EXPORT ? INSMOD_OPT_NO_EXPORT
|
|---|
| 45 | : INSMOD_OPT_SYSLOG
|
|---|
| 46 | ) << 1
|
|---|
| 47 | };
|
|---|
| 48 |
|
|---|
| 49 | #if ENABLE_FEATURE_INSMOD_TRY_MMAP
|
|---|
| 50 | void* FAST_FUNC try_to_mmap_module(const char *filename, size_t *image_size_p);
|
|---|
| 51 | #else
|
|---|
| 52 | # define try_to_mmap_module(filename, image_size) NULL
|
|---|
| 53 | #endif
|
|---|
| 54 |
|
|---|
| 55 | /* Return:
|
|---|
| 56 | * 0 on success,
|
|---|
| 57 | * -errno on open/read error,
|
|---|
| 58 | * errno on init_module() error
|
|---|
| 59 | */
|
|---|
| 60 | int FAST_FUNC bb_init_module(const char *module, const char *options);
|
|---|
| 61 | /* Return:
|
|---|
| 62 | * 0 on success,
|
|---|
| 63 | * errno on init_module() error
|
|---|
| 64 | */
|
|---|
| 65 | int FAST_FUNC bb_delete_module(const char *module, unsigned int flags);
|
|---|
| 66 | /* Translates error return to a string */
|
|---|
| 67 | const char *moderror(int err) FAST_FUNC;
|
|---|
| 68 |
|
|---|
| 69 | #if ENABLE_FEATURE_2_4_MODULES
|
|---|
| 70 | int FAST_FUNC bb_init_module_24(const char *module, const char *options);
|
|---|
| 71 | #endif
|
|---|
| 72 |
|
|---|
| 73 | POP_SAVED_FUNCTION_VISIBILITY
|
|---|
| 74 |
|
|---|
| 75 | #endif
|
|---|
