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[src/trunk]: src/tests/lib/libc/sys Move siginfo tests out of t_ptrace_wait.c...
details: https://anonhg.NetBSD.org/src/rev/1667827c1af6
branches: trunk
changeset: 932323:1667827c1af6
user: kamil <kamil%NetBSD.org@localhost>
date: Tue May 05 00:57:34 2020 +0000
description:
Move siginfo tests out of t_ptrace_wait.c to t_ptrace_siginfo_wait.h
The same tests are now included with the preprocessor in t_ptrace_wait.c.
No functional change intended.
diffstat:
tests/lib/libc/sys/t_ptrace_siginfo_wait.h | 156 +++++++++++++++++++++++++++++
tests/lib/libc/sys/t_ptrace_wait.c | 135 +------------------------
2 files changed, 160 insertions(+), 131 deletions(-)
diffs (truncated from 337 to 300 lines):
diff -r c1a51dcca40a -r 1667827c1af6 tests/lib/libc/sys/t_ptrace_siginfo_wait.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/lib/libc/sys/t_ptrace_siginfo_wait.h Tue May 05 00:57:34 2020 +0000
@@ -0,0 +1,156 @@
+/* $NetBSD: t_ptrace_siginfo_wait.h,v 1.1 2020/05/05 00:57:34 kamil Exp $ */
+
+/*-
+ * Copyright (c) 2016, 2017, 2018, 2019, 2020 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.
+ */
+
+
+static void
+ptrace_siginfo(bool faked, void (*sah)(int a, siginfo_t *b, void *c), int *signal_caught)
+{
+ const int exitval = 5;
+ const int sigval = SIGINT;
+ const int sigfaked = SIGTRAP;
+ const int sicodefaked = TRAP_BRKPT;
+ pid_t child, wpid;
+ struct sigaction sa;
+#if defined(TWAIT_HAVE_STATUS)
+ int status;
+#endif
+ struct ptrace_siginfo info;
+ memset(&info, 0, sizeof(info));
+
+ DPRINTF("Before forking process PID=%d\n", getpid());
+ SYSCALL_REQUIRE((child = fork()) != -1);
+ if (child == 0) {
+ DPRINTF("Before calling PT_TRACE_ME from child %d\n", getpid());
+ FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
+
+ sa.sa_sigaction = sah;
+ sa.sa_flags = SA_SIGINFO;
+ sigemptyset(&sa.sa_mask);
+
+ FORKEE_ASSERT(sigaction(faked ? sigfaked : sigval, &sa, NULL)
+ != -1);
+
+ DPRINTF("Before raising %s from child\n", strsignal(sigval));
+ FORKEE_ASSERT(raise(sigval) == 0);
+
+ FORKEE_ASSERT_EQ(*signal_caught, 1);
+
+ DPRINTF("Before exiting of the child process\n");
+ _exit(exitval);
+ }
+ DPRINTF("Parent process PID=%d, child's PID=%d\n", getpid(), child);
+
+ DPRINTF("Before calling %s() for the child\n", TWAIT_FNAME);
+ TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
+
+ validate_status_stopped(status, sigval);
+
+ DPRINTF("Before calling ptrace(2) with PT_GET_SIGINFO for child\n");
+ SYSCALL_REQUIRE(
+ ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1);
+
+ DPRINTF("Signal traced to lwpid=%d\n", info.psi_lwpid);
+ DPRINTF("Signal properties: si_signo=%#x si_code=%#x si_errno=%#x\n",
+ info.psi_siginfo.si_signo, info.psi_siginfo.si_code,
+ info.psi_siginfo.si_errno);
+
+ if (faked) {
+ DPRINTF("Before setting new faked signal to signo=%d "
+ "si_code=%d\n", sigfaked, sicodefaked);
+ info.psi_siginfo.si_signo = sigfaked;
+ info.psi_siginfo.si_code = sicodefaked;
+ }
+
+ DPRINTF("Before calling ptrace(2) with PT_SET_SIGINFO for child\n");
+ SYSCALL_REQUIRE(
+ ptrace(PT_SET_SIGINFO, child, &info, sizeof(info)) != -1);
+
+ if (faked) {
+ DPRINTF("Before calling ptrace(2) with PT_GET_SIGINFO for "
+ "child\n");
+ SYSCALL_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info,
+ sizeof(info)) != -1);
+
+ DPRINTF("Before checking siginfo_t\n");
+ ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, sigfaked);
+ ATF_REQUIRE_EQ(info.psi_siginfo.si_code, sicodefaked);
+ }
+
+ DPRINTF("Before resuming the child process where it left off and "
+ "without signal to be sent\n");
+ SYSCALL_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1,
+ faked ? sigfaked : sigval) != -1);
+
+ DPRINTF("Before calling %s() for the child\n", TWAIT_FNAME);
+ TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
+
+ validate_status_exited(status, exitval);
+
+ DPRINTF("Before calling %s() for the child\n", TWAIT_FNAME);
+ TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0));
+}
+
+#define PTRACE_SIGINFO(test, faked) \
+ATF_TC(test); \
+ATF_TC_HEAD(test, tc) \
+{ \
+ atf_tc_set_md_var(tc, "descr", \
+ "Verify basic PT_GET_SIGINFO and PT_SET_SIGINFO calls" \
+ "with%s setting signal to new value", faked ? "" : "out"); \
+} \
+ \
+static int test##_caught = 0; \
+ \
+static void \
+test##_sighandler(int sig, siginfo_t *info, void *ctx) \
+{ \
+ if (faked) { \
+ FORKEE_ASSERT_EQ(sig, SIGTRAP); \
+ FORKEE_ASSERT_EQ(info->si_signo, SIGTRAP); \
+ FORKEE_ASSERT_EQ(info->si_code, TRAP_BRKPT); \
+ } else { \
+ FORKEE_ASSERT_EQ(sig, SIGINT); \
+ FORKEE_ASSERT_EQ(info->si_signo, SIGINT); \
+ FORKEE_ASSERT_EQ(info->si_code, SI_LWP); \
+ } \
+ \
+ ++ test##_caught; \
+} \
+ \
+ATF_TC_BODY(test, tc) \
+{ \
+ \
+ ptrace_siginfo(faked, test##_sighandler, & test##_caught); \
+}
+
+PTRACE_SIGINFO(siginfo_set_unmodified, false)
+PTRACE_SIGINFO(siginfo_set_faked, true)
+
+#define ATF_TP_ADD_TCS_PTRACE_WAIT_SIGINFO() \
+ ATF_TP_ADD_TC(tp, siginfo_set_unmodified); \
+ ATF_TP_ADD_TC(tp, siginfo_set_faked);
diff -r c1a51dcca40a -r 1667827c1af6 tests/lib/libc/sys/t_ptrace_wait.c
--- a/tests/lib/libc/sys/t_ptrace_wait.c Tue May 05 00:50:39 2020 +0000
+++ b/tests/lib/libc/sys/t_ptrace_wait.c Tue May 05 00:57:34 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: t_ptrace_wait.c,v 1.188 2020/05/05 00:50:39 kamil Exp $ */
+/* $NetBSD: t_ptrace_wait.c,v 1.189 2020/05/05 00:57:34 kamil Exp $ */
/*-
* Copyright (c) 2016, 2017, 2018, 2019, 2020 The NetBSD Foundation, Inc.
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: t_ptrace_wait.c,v 1.188 2020/05/05 00:50:39 kamil Exp $");
+__RCSID("$NetBSD: t_ptrace_wait.c,v 1.189 2020/05/05 00:57:34 kamil Exp $");
#define __LEGACY_PT_LWPINFO
@@ -104,132 +104,6 @@
/// ----------------------------------------------------------------------------
static void
-ptrace_siginfo(bool faked, void (*sah)(int a, siginfo_t *b, void *c), int *signal_caught)
-{
- const int exitval = 5;
- const int sigval = SIGINT;
- const int sigfaked = SIGTRAP;
- const int sicodefaked = TRAP_BRKPT;
- pid_t child, wpid;
- struct sigaction sa;
-#if defined(TWAIT_HAVE_STATUS)
- int status;
-#endif
- struct ptrace_siginfo info;
- memset(&info, 0, sizeof(info));
-
- DPRINTF("Before forking process PID=%d\n", getpid());
- SYSCALL_REQUIRE((child = fork()) != -1);
- if (child == 0) {
- DPRINTF("Before calling PT_TRACE_ME from child %d\n", getpid());
- FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
-
- sa.sa_sigaction = sah;
- sa.sa_flags = SA_SIGINFO;
- sigemptyset(&sa.sa_mask);
-
- FORKEE_ASSERT(sigaction(faked ? sigfaked : sigval, &sa, NULL)
- != -1);
-
- DPRINTF("Before raising %s from child\n", strsignal(sigval));
- FORKEE_ASSERT(raise(sigval) == 0);
-
- FORKEE_ASSERT_EQ(*signal_caught, 1);
-
- DPRINTF("Before exiting of the child process\n");
- _exit(exitval);
- }
- DPRINTF("Parent process PID=%d, child's PID=%d\n", getpid(), child);
-
- DPRINTF("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_stopped(status, sigval);
-
- DPRINTF("Before calling ptrace(2) with PT_GET_SIGINFO for child\n");
- SYSCALL_REQUIRE(
- ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1);
-
- DPRINTF("Signal traced to lwpid=%d\n", info.psi_lwpid);
- DPRINTF("Signal properties: si_signo=%#x si_code=%#x si_errno=%#x\n",
- info.psi_siginfo.si_signo, info.psi_siginfo.si_code,
- info.psi_siginfo.si_errno);
-
- if (faked) {
- DPRINTF("Before setting new faked signal to signo=%d "
- "si_code=%d\n", sigfaked, sicodefaked);
- info.psi_siginfo.si_signo = sigfaked;
- info.psi_siginfo.si_code = sicodefaked;
- }
-
- DPRINTF("Before calling ptrace(2) with PT_SET_SIGINFO for child\n");
- SYSCALL_REQUIRE(
- ptrace(PT_SET_SIGINFO, child, &info, sizeof(info)) != -1);
-
- if (faked) {
- DPRINTF("Before calling ptrace(2) with PT_GET_SIGINFO for "
- "child\n");
- SYSCALL_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info,
- sizeof(info)) != -1);
-
- DPRINTF("Before checking siginfo_t\n");
- ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, sigfaked);
- ATF_REQUIRE_EQ(info.psi_siginfo.si_code, sicodefaked);
- }
-
- DPRINTF("Before resuming the child process where it left off and "
- "without signal to be sent\n");
- SYSCALL_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1,
- faked ? sigfaked : sigval) != -1);
-
- DPRINTF("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
-
- validate_status_exited(status, exitval);
-
- DPRINTF("Before calling %s() for the child\n", TWAIT_FNAME);
- TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0));
-}
-
-#define PTRACE_SIGINFO(test, faked) \
-ATF_TC(test); \
-ATF_TC_HEAD(test, tc) \
-{ \
- atf_tc_set_md_var(tc, "descr", \
- "Verify basic PT_GET_SIGINFO and PT_SET_SIGINFO calls" \
- "with%s setting signal to new value", faked ? "" : "out"); \
-} \
- \
-static int test##_caught = 0; \
- \
-static void \
-test##_sighandler(int sig, siginfo_t *info, void *ctx) \
-{ \
- if (faked) { \
- FORKEE_ASSERT_EQ(sig, SIGTRAP); \
- FORKEE_ASSERT_EQ(info->si_signo, SIGTRAP); \
- FORKEE_ASSERT_EQ(info->si_code, TRAP_BRKPT); \
- } else { \
- FORKEE_ASSERT_EQ(sig, SIGINT); \
- FORKEE_ASSERT_EQ(info->si_signo, SIGINT); \
- FORKEE_ASSERT_EQ(info->si_code, SI_LWP); \
- } \
- \
- ++ test##_caught; \
-} \
- \
-ATF_TC_BODY(test, tc) \
-{ \
- \
- ptrace_siginfo(faked, test##_sighandler, & test##_caught); \
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