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Makefile
(430 B)
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Makefile.depend
(321 B)
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kvm_close_test.c
(1.83 KB)
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kvm_geterr_test.c
(4.31 KB)
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kvm_open2_test.c
(3.64 KB)
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kvm_open_test.c
(3.34 KB)
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kvm_read_test.c
(3.29 KB)
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kvm_test_common.c
(1.59 KB)
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kvm_test_common.h
(1.53 KB)
Editing: kvm_geterr_test.c
/*- * Copyright (c) 2017 Enji Cooper <ngie@freebsd.org> * * 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 <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <errno.h> #include <fcntl.h> #include <kvm.h> #include <limits.h> #include <signal.h> #include <stdio.h> #include <stdlib.h> #include <atf-c.h> #include "kvm_private.h" #include "kvm_test_common.h" ATF_TC(kvm_geterr_negative_test_NULL); ATF_TC_HEAD(kvm_geterr_negative_test_NULL, tc) { atf_tc_set_md_var(tc, "descr", "test that kvm_geterr(NULL) returns NULL"); } ATF_TC_BODY(kvm_geterr_negative_test_NULL, tc) { ATF_REQUIRE(!errbuf_has_error(kvm_geterr(NULL))); } /* 1100090 was where kvm_open2(3) was introduced. */ #if __FreeBSD_version >= 1100091 ATF_TC(kvm_geterr_positive_test_error); ATF_TC_HEAD(kvm_geterr_positive_test_error, tc) { atf_tc_set_md_var(tc, "descr", "test that kvm_geterr(kd) when kd doesn't contain an error returns \"\""); atf_tc_set_md_var(tc, "require.user", "root"); } ATF_TC_BODY(kvm_geterr_positive_test_error, tc) { kvm_t *kd; char *error_msg; errbuf_clear(); kd = kvm_open2(NULL, NULL, O_RDONLY, errbuf, NULL); ATF_CHECK(!errbuf_has_error(errbuf)); ATF_REQUIRE_MSG(kd != NULL, "kvm_open2 failed: %s", errbuf); ATF_REQUIRE_MSG(kvm_write(kd, 0, NULL, 0) == -1, "kvm_write succeeded unexpectedly on an O_RDONLY file descriptor"); error_msg = kvm_geterr(kd); ATF_CHECK(errbuf_has_error(error_msg)); ATF_REQUIRE_MSG(kvm_close(kd) == 0, "kvm_close failed: %s", strerror(errno)); } ATF_TC(kvm_geterr_positive_test_no_error); ATF_TC_HEAD(kvm_geterr_positive_test_no_error, tc) { atf_tc_set_md_var(tc, "descr", "test that kvm_geterr(kd) when kd contains an error returns an error message"); atf_tc_set_md_var(tc, "require.user", "root"); } ATF_TC_BODY(kvm_geterr_positive_test_no_error, tc) { #define ALL_IS_WELL "that ends well" kvm_t *kd; char *error_msg; struct nlist nl[] = { #define SYMNAME "_mp_maxcpus" #define X_MAXCPUS 0 { SYMNAME, 0, 0, 0, 0 }, { NULL, 0, 0, 0, 0 }, }; ssize_t rc; int mp_maxcpus, retcode; errbuf_clear(); kd = kvm_open2(NULL, NULL, O_RDONLY, errbuf, NULL); ATF_CHECK(!errbuf_has_error(errbuf)); ATF_REQUIRE_MSG(kd != NULL, "kvm_open2 failed: %s", errbuf); retcode = kvm_nlist(kd, nl); ATF_REQUIRE_MSG(retcode != -1, "kvm_nlist failed (returned %d): %s", retcode, kvm_geterr(kd)); if (nl[X_MAXCPUS].n_type == 0) atf_tc_skip("symbol (\"%s\") couldn't be found", SYMNAME); _kvm_err(kd, NULL, "%s", ALL_IS_WELL); /* XXX: internal API */ rc = kvm_read(kd, nl[X_MAXCPUS].n_value, &mp_maxcpus, sizeof(mp_maxcpus)); ATF_REQUIRE_MSG(rc != -1, "kvm_read failed: %s", kvm_geterr(kd)); error_msg = kvm_geterr(kd); ATF_REQUIRE_MSG(strcmp(error_msg, ALL_IS_WELL) == 0, "error message changed: %s", error_msg); ATF_REQUIRE_MSG(kvm_close(kd) == 0, "kvm_close failed: %s", strerror(errno)); } #endif ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, kvm_geterr_negative_test_NULL); #if __FreeBSD_version >= 1100091 ATF_TP_ADD_TC(tp, kvm_geterr_positive_test_error); ATF_TP_ADD_TC(tp, kvm_geterr_positive_test_no_error); #endif return (atf_no_error()); }
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