source: MondoRescue/branches/3.2/mindi-busybox/modutils/insmod.c

/* vi: set sw=4 ts=4: */
/*
 * Mini insmod implementation for busybox
 *
 * Copyright (C) 2008 Timo Teras <timo.teras@iki.fi>
 *
 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
 */

//applet:IF_INSMOD(APPLET(insmod, BB_DIR_SBIN, BB_SUID_DROP))

#include "libbb.h"
#include "modutils.h"

/* 2.6 style insmod has no options and required filename
 * (not module name - .ko can't be omitted) */

//usage:#if !ENABLE_MODPROBE_SMALL
//usage:#define insmod_trivial_usage
//usage:    IF_FEATURE_2_4_MODULES("[OPTIONS] MODULE ")
//usage:    IF_NOT_FEATURE_2_4_MODULES("FILE ")
//usage:    "[SYMBOL=VALUE]..."
//usage:#define insmod_full_usage "\n\n"
//usage:       "Load the specified kernel modules into the kernel"
//usage:    IF_FEATURE_2_4_MODULES( "\n"
//usage:     "\n    -f  Force module to load into the wrong kernel version"
//usage:     "\n    -k  Make module autoclean-able"
//usage:     "\n    -v  Verbose"
//usage:     "\n    -q  Quiet"
//usage:     "\n    -L  Lock: prevent simultaneous loads"
//usage:    IF_FEATURE_INSMOD_LOAD_MAP(
//usage:     "\n    -m  Output load map to stdout"
//usage:    )
//usage:     "\n    -x  Don't export externs"
//usage:    )
//usage:#endif

int insmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int insmod_main(int argc UNUSED_PARAM, char **argv)
{
    char *filename;
    int rc;

    /* Compat note:
     * 2.6 style insmod has no options and required filename
     * (not module name - .ko can't be omitted).
     * 2.4 style insmod can take module name without .o
     * and performs module search in default directories
     * or in $MODPATH.
     */

    IF_FEATURE_2_4_MODULES(
        getopt32(argv, INSMOD_OPTS INSMOD_ARGS);
        argv += optind - 1;
    );

    filename = *++argv;
    if (!filename)
        bb_show_usage();

    rc = bb_init_module(filename, parse_cmdline_module_options(argv, /*quote_spaces:*/ 0));
    if (rc)
        bb_error_msg("can't insert '%s': %s", filename, moderror(rc));

    return rc;
}