/*- * Copyright (C) 2025 ConnectWise, LLC. 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 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 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 #include #include #include #include #include ATF_TC(gettext_extended); ATF_TC_HEAD(gettext_extended, tc) { atf_tc_set_md_var(tc, "descr", "Retrieve an extended error message"); } ATF_TC_BODY(gettext_extended, tc) { char exterr[UEXTERROR_MAXLEN]; int r; /* * Use an invalid call to mmap() because it supports extended error * messages, requires no special resources, and does not need root. */ ATF_CHECK_ERRNO(ENOTSUP, mmap(NULL, 0, PROT_MAX(PROT_READ) | PROT_WRITE, 0, -1, 0)); r = uexterr_gettext(exterr, sizeof(exterr)); ATF_CHECK_EQ(0, r); printf("Extended error: %s\n", exterr); /* Note: error string may need to be updated due to kernel changes */ ATF_CHECK(strstr(exterr, "prot is not subset of max_prot") != 0); } ATF_TC(gettext_noextended); ATF_TC_HEAD(gettext_noextended, tc) { atf_tc_set_md_var(tc, "descr", "Fail to retrieve an extended error message because none exists"); } ATF_TC_BODY(gettext_noextended, tc) { char exterr[UEXTERROR_MAXLEN]; int r; ATF_CHECK_ERRNO(EINVAL, exterrctl(EXTERRCTL_UD, 0, NULL)); r = uexterr_gettext(exterr, sizeof(exterr)); ATF_CHECK_EQ(0, r); ATF_CHECK_STREQ(exterr, ""); } ATF_TC(gettext_noextended_after_extended); ATF_TC_HEAD(gettext_noextended_after_extended, tc) { atf_tc_set_md_var(tc, "descr", "uexterr_gettext should not return a stale extended error message"); } ATF_TC_BODY(gettext_noextended_after_extended, tc) { char exterr[UEXTERROR_MAXLEN]; int r; /* * First do something that will create an extended error message, but * ignore it. */ ATF_CHECK_ERRNO(ENOTSUP, mmap(NULL, 0, PROT_MAX(PROT_READ) | PROT_WRITE, 0, -1, 0)); /* Then do something that won't create an extended error message */ ATF_CHECK_ERRNO(EINVAL, exterrctl(EXTERRCTL_UD, 0, NULL)); /* Hopefully we won't see the stale extended error message */ r = uexterr_gettext(exterr, sizeof(exterr)); ATF_CHECK_EQ(0, r); ATF_CHECK_STREQ(exterr, ""); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, gettext_extended); ATF_TP_ADD_TC(tp, gettext_noextended); ATF_TP_ADD_TC(tp, gettext_noextended_after_extended); return (atf_no_error()); }