minix/tests/rump/rumpkern/t_copy.c

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/* $NetBSD: t_copy.c,v 1.2 2013/07/26 16:09:48 njoly Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
* 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 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/types.h>
#include <atf-c.h>
#include <errno.h>
#include <string.h>
#include <rump/rump.h>
ATF_TC(copystr);
ATF_TC_HEAD(copystr, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests copystr()");
}
ATF_TC(copyinstr);
ATF_TC_HEAD(copyinstr, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests copyinstr()");
}
ATF_TC(copyoutstr);
ATF_TC_HEAD(copyoutstr, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests copyoutstr()");
}
typedef int (copystr_fn)(const void *, void *, size_t, size_t *);
typedef int (copy_fn)(const void *, void *, size_t);
extern copystr_fn rumpns_copystr, rumpns_copyinstr, rumpns_copyoutstr;
extern copy_fn rumpns_copyin, rumpns_copyout;
#define TESTSTR "jippii, lisaa puuroa"
static void
dotest(copystr_fn *thefun)
{
char buf[sizeof(TESTSTR)+1];
size_t len;
rump_init();
rump_schedule();
/* larger buffer */
memset(buf, 0xaa, sizeof(buf));
ATF_REQUIRE_EQ(thefun(TESTSTR, buf, sizeof(buf), &len), 0);
ATF_REQUIRE_EQ(len, sizeof(TESTSTR));
ATF_REQUIRE_STREQ(TESTSTR, buf);
/* just large enough */
memset(buf, 0xaa, sizeof(buf));
ATF_REQUIRE_EQ(thefun(TESTSTR, buf, sizeof(buf)-1, &len), 0);
ATF_REQUIRE_EQ(len, sizeof(TESTSTR));
ATF_REQUIRE_STREQ(TESTSTR, buf);
/* one too small */
memset(buf, 0xaa, sizeof(buf));
ATF_REQUIRE_EQ(thefun(TESTSTR, buf, sizeof(buf)-2, NULL), ENAMETOOLONG);
rump_unschedule();
}
ATF_TC_BODY(copystr, tc)
{
dotest(rumpns_copystr);
}
ATF_TC_BODY(copyinstr, tc)
{
dotest(rumpns_copyinstr);
}
ATF_TC_BODY(copyoutstr, tc)
{
dotest(rumpns_copyoutstr);
}
ATF_TC(copy_efault);
ATF_TC_HEAD(copy_efault, tc)
{
atf_tc_set_md_var(tc, "descr", "Tests that copy(9) functions can return EFAULT");
}
ATF_TC_BODY(copy_efault, tc)
{
char buf[1024];
ATF_REQUIRE_EQ(rumpns_copyin(NULL, buf, sizeof(buf)), EFAULT);
ATF_REQUIRE_EQ(rumpns_copyout(buf, NULL, sizeof(buf)), EFAULT);
ATF_REQUIRE_EQ(rumpns_copyinstr(NULL, buf, sizeof(buf), NULL), EFAULT);
ATF_REQUIRE_EQ(rumpns_copyoutstr(buf, NULL, sizeof(buf), NULL), EFAULT);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, copystr);
ATF_TP_ADD_TC(tp, copyinstr);
ATF_TP_ADD_TC(tp, copyoutstr);
ATF_TP_ADD_TC(tp, copy_efault);
return atf_no_error();
}