diff options
Diffstat (limited to 'contrib/netbsd-tests/modules/k_helper3/k_helper3.c')
-rw-r--r-- | contrib/netbsd-tests/modules/k_helper3/k_helper3.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/modules/k_helper3/k_helper3.c b/contrib/netbsd-tests/modules/k_helper3/k_helper3.c new file mode 100644 index 0000000..4e0984d --- /dev/null +++ b/contrib/netbsd-tests/modules/k_helper3/k_helper3.c @@ -0,0 +1,102 @@ +/* $NetBSD: k_helper3.c,v 1.3 2012/04/17 21:39:19 martin Exp $ */ + +/*- + * Copyright (c) 2012 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jukka Ruohonen. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#include <sys/cdefs.h> +__RCSID("$NetBSD: k_helper3.c,v 1.3 2012/04/17 21:39:19 martin Exp $"); + +#include <sys/module.h> + +#include <assert.h> +#include <errno.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <prop/proplib.h> + +static int load(const char *, ...); + +/* + * A program that loads a module and returns the errno(2) from modctl(8). + */ +int +main(int argc, char *argv[]) +{ + assert(argc == 3); + + return load(argv[1], argv[2]); +} + +static __printflike(1, 2) int +load(const char *fmt, ...) +{ + char filename[MAXPATHLEN], *propsstr, *shortname, *dot; + prop_dictionary_t props; + modctl_load_t ml; + int serrno, rv; + va_list ap; + + props = prop_dictionary_create(); + propsstr = prop_dictionary_externalize(props); + assert(propsstr != NULL); + prop_object_release(props); + + va_start(ap, fmt); + (void)vsnprintf(filename, sizeof(filename), fmt, ap); + va_end(ap); + + ml.ml_filename = filename; + ml.ml_flags = 0; + ml.ml_props = propsstr; + ml.ml_propslen = strlen(propsstr); + + printf("Loading module %s\n", filename); + errno = serrno = 0; + + rv = modctl(MODCTL_LOAD, &ml); + + if (rv != 0) + serrno = errno; + + shortname = strrchr(filename, '/'); + if (shortname != NULL) + shortname++; + else + shortname = filename; + dot = strrchr(shortname, '.'); + if (dot) + *dot = 0; + (void)modctl(MODCTL_UNLOAD, shortname); + + free(propsstr); + + return serrno; +} |