NetBSD/tests/libexec/ld.elf_so/t_dlinfo.c

121 lines
3.5 KiB
C

/* $NetBSD: t_dlinfo.c,v 1.6 2019/07/09 16:24:01 maya Exp $ */
/*
* Copyright (c) 2009 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 <dlfcn.h>
#include <link_elf.h>
#include "h_macros.h"
ATF_TC(rtld_dlinfo_linkmap_self);
ATF_TC_HEAD(rtld_dlinfo_linkmap_self, tc)
{
atf_tc_set_md_var(tc, "descr", "dlinfo with RTLD_SELF handle works");
}
ATF_TC_BODY(rtld_dlinfo_linkmap_self, tc)
{
struct link_map *map;
int rv;
rv = dlinfo(RTLD_SELF, RTLD_DI_LINKMAP, &map);
ATF_CHECK_EQ(rv, 0);
ATF_CHECK((strstr(map->l_name, "t_dlinfo") != NULL));
}
ATF_TC(rtld_dlinfo_linkmap_inval);
ATF_TC_HEAD(rtld_dlinfo_linkmap_inval, tc)
{
atf_tc_set_md_var(tc, "descr", "dlinfo with invalid handle fails");
}
ATF_TC_BODY(rtld_dlinfo_linkmap_inval, tc)
{
void *v;
int rv;
rv = dlinfo(NULL, RTLD_DI_LINKMAP, &v);
ATF_CHECK_EQ(rv, -1);
}
ATF_TC(rtld_dlinfo_linkmap_dlopen);
ATF_TC_HEAD(rtld_dlinfo_linkmap_dlopen, tc)
{
atf_tc_set_md_var(tc, "descr", "dlinfo dlopen'd handle works");
}
ATF_TC_BODY(rtld_dlinfo_linkmap_dlopen, tc)
{
struct link_map *map;
void *handle;
int rv;
handle = dlopen("libutil.so", RTLD_LAZY);
ATF_CHECK(handle);
rv = dlinfo(handle, RTLD_DI_LINKMAP, &map);
ATF_CHECK_EQ(rv, 0);
ATF_CHECK((strstr(map->l_name, "libutil.so") != NULL));
dlclose(handle);
}
ATF_TC(rtld_dlinfo_linkmap_dlopen_iter);
ATF_TC_HEAD(rtld_dlinfo_linkmap_dlopen_iter, tc)
{
atf_tc_set_md_var(tc, "descr", "dlopen'd dso's show up in the list");
}
ATF_TC_BODY(rtld_dlinfo_linkmap_dlopen_iter, tc)
{
struct link_map *map;
void *handle;
handle = dlopen("libutil.so", RTLD_LAZY);
ATF_CHECK(handle);
RZ(dlinfo(RTLD_SELF, RTLD_DI_LINKMAP, &map));
for (; map->l_next; map = map->l_next)
continue;
for (; map; map = map->l_prev)
if (strstr(map->l_name, "libutil.so") != NULL)
break;
ATF_REQUIRE_MSG(map, "dlopen()d object not found from linkmap");
ATF_REQUIRE_MSG(dlopen(map->l_name, RTLD_LAZY) != NULL,
"could not dlopen() name in linkmap");
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, rtld_dlinfo_linkmap_self);
ATF_TP_ADD_TC(tp, rtld_dlinfo_linkmap_inval);
ATF_TP_ADD_TC(tp, rtld_dlinfo_linkmap_dlopen);
ATF_TP_ADD_TC(tp, rtld_dlinfo_linkmap_dlopen_iter);
return atf_no_error();
}