Add small testing program which uses RUMP libdm to test device-mapper

functionality in userspace.
This commit is contained in:
haad 2009-12-04 22:18:30 +00:00
parent 1d798011f9
commit 1a5d77acb9
4 changed files with 142 additions and 0 deletions

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# $NetBSD: Makefile,v 1.1 2009/12/04 22:18:30 haad Exp $
PROG= dmt
SRCS= dmt.c
DPADD= ${LIBUTIL}
LDADD= -lutil
MKMAN= no
CFLAGS+= -g -fno-inline
CPPFLAGS+= -DRUMP_ACTION -DRUMP_SYS_IOCTL -DRUMP_SYS_CLOSE -I${NETBSDSRCDIR}/sys/dev/dm
LDADD+= -lrumpdev_disk -lrumpdev_dm -lrumpdev -lprop
LDADD+= -lrumpvfs -lrump -lrumpuser -lpthread
DBG= -g
.include <bsd.prog.mk>

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/* $NetBSD: dmt.c,v 1.1 2009/12/04 22:18:30 haad Exp $
/*
* Copyright (c) 2009 Adam Hamsik. All Rights Reserved.
*
* 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 AUTHOR ``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 AUTHOR 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>
#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/disklabel.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <util.h>
#include <netbsd-dm.h>
#include <rump/rump.h>
#include <rump/rump_syscalls.h>
#include <rump/rumpuser.h>
int
main(int argc,char *argv[])
{
int fd;
int err;
prop_dictionary_t dict_in, dict_out;
struct plistref prefp;
char *xml;
err = rump_init();
if (err != 0)
printf("rump_init failed with %s\n", strerror(err));
fd = rump_sys_open("/dev/mapper/control", O_RDWR, 0);
if (fd == -1)
printf("Cannot open control device.\n");
dict_in = prop_dictionary_internalize_from_file("prop2.plist");
dict_out = prop_dictionary_create();
prop_dictionary_externalize_to_pref(dict_in, &prefp);
err = rump_sys_ioctl(fd, NETBSD_DM_IOCTL, &prefp);
if ( err != 0)
printf("ioctl failed %d\n", err);
dict_out = prop_dictionary_internalize(prefp.pref_plist);
xml = prop_dictionary_externalize(dict_out);
printf("%s\n",xml);
close(fd);
}

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>cmd_data</key>
<array/>
<key>command</key>
<string>version</string>
<key>event_nr</key>
<integer>0x0</integer>
<key>flags</key>
<integer>0x4</integer>
<key>version</key>
<array>
<integer>0x4</integer>
<integer>0x0</integer>
<integer>0x0</integer>
</array>
</dict>
</plist>

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>cmd_data</key>
<array/>
<key>command</key>
<string>targets</string>
<key>event_nr</key>
<integer>0x0</integer>
<key>flags</key>
<integer>0x4</integer>
<key>version</key>
<array>
<integer>0x4</integer>
<integer>0x1</integer>
<integer>0x0</integer>
</array>
</dict>
</plist>