Differential D19831 Diff 101376 tests/sys/kern/ptrace_test.c

Changeset View

Standalone View

tests/sys/kern/ptrace_test.c

Show All 22 Lines
* SUCH DAMAGE.		* SUCH DAMAGE.
*/		*/

#include <sys/cdefs.h>		#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");		__FBSDID("$FreeBSD$");

#include <sys/types.h>		#include <sys/types.h>
#include <sys/cpuset.h>		#include <sys/cpuset.h>
		#include <sys/elf.h>
#include <sys/event.h>		#include <sys/event.h>
#include <sys/file.h>		#include <sys/file.h>
#include <sys/time.h>		#include <sys/time.h>
#include <sys/procctl.h>		#include <sys/procctl.h>
#include <sys/procdesc.h>		#include <sys/procdesc.h>
#define _WANT_MIPS_REGNUM		#define _WANT_MIPS_REGNUM
#include <sys/ptrace.h>		#include <sys/ptrace.h>
		#include <sys/procfs.h>
#include <sys/queue.h>		#include <sys/queue.h>
#include <sys/runq.h>		#include <sys/runq.h>
#include <sys/syscall.h>		#include <sys/syscall.h>
#include <sys/sysctl.h>		#include <sys/sysctl.h>
#include <sys/user.h>		#include <sys/user.h>
#include <sys/wait.h>		#include <sys/wait.h>
#include <errno.h>		#include <errno.h>
#include <machine/cpufunc.h>		#include <machine/cpufunc.h>
▲ Show 20 Lines • Show All 3,145 Lines • ▼ Show 20 Lines	ATF_TC_BODY(ptrace__PT_CONTINUE_with_signal_thread_sigmask, tc)
ATF_REQUIRE(WIFEXITED(status));		ATF_REQUIRE(WIFEXITED(status));
REQUIRE_EQ(WEXITSTATUS(status), 1);		REQUIRE_EQ(WEXITSTATUS(status), 1);

wpid = wait(&status);		wpid = wait(&status);
REQUIRE_EQ(wpid, -1);		REQUIRE_EQ(wpid, -1);
REQUIRE_EQ(errno, ECHILD);		REQUIRE_EQ(errno, ECHILD);
}		}

		/*
		* Verify that PT_GETREGSET returns registers and PT_SETREGSET updates them.
		*/
		ATF_TC_WITHOUT_HEAD(ptrace__PT_REGSET);
		ATF_TC_BODY(ptrace__PT_REGSET, tc)
		{
		struct prstatus prstatus;
		struct iovec vec;
		pid_t child, wpid;
		int status;

		ATF_REQUIRE((child = fork()) != -1);
		if (child == 0) {
		trace_me();
		exit(1);
		}

		/* The first wait() should report the stop from SIGSTOP. */
		wpid = waitpid(child, &status, 0);
		REQUIRE_EQ(wpid, child);
		ATF_REQUIRE(WIFSTOPPED(status));
		REQUIRE_EQ(WSTOPSIG(status), SIGSTOP);

		/* Check the size is returned when vec.iov_base is NULL */
		vec.iov_base = NULL;
		vec.iov_len = 0;
		ATF_REQUIRE(ptrace(PT_GETREGSET, wpid, (caddr_t)&vec, NT_PRSTATUS) !=
		-1);
		ATF_REQUIRE(vec.iov_len == sizeof(prstatus));
		ATF_REQUIRE(vec.iov_base == NULL);

		/* Read the registers. */
		memset(&prstatus, 0, sizeof(prstatus));
		vec.iov_base = &prstatus;
		ATF_REQUIRE(ptrace(PT_GETREGSET, wpid, (caddr_t)&vec, NT_PRSTATUS) !=
		-1);
		ATF_REQUIRE(vec.iov_len == sizeof(prstatus));
		ATF_REQUIRE(vec.iov_base == &prstatus);
		ATF_REQUIRE(prstatus.pr_statussz == sizeof(prstatus));

		/* Write the registers back. */
		ATF_REQUIRE(ptrace(PT_SETREGSET, wpid, (caddr_t)&vec, NT_PRSTATUS) !=
		-1);

		REQUIRE_EQ(ptrace(PT_CONTINUE, child, (caddr_t)1, 0), 0);

		/* The second wait() should report the exit status. */
		wpid = waitpid(child, &status, 0);
		REQUIRE_EQ(wpid, child);
		ATF_REQUIRE(WIFEXITED(status));
		REQUIRE_EQ(WEXITSTATUS(status), 1);

		/* The child should no longer exist. */
		wpid = waitpid(child, &status, 0);
		REQUIRE_EQ(wpid, -1);
		REQUIRE_EQ(errno, ECHILD);
		}

static void *		static void *
raise_sigstop_thread(void *arg __unused)		raise_sigstop_thread(void *arg __unused)
{		{

raise(SIGSTOP);		raise(SIGSTOP);
return NULL;		return NULL;
}		}

▲ Show 20 Lines • Show All 1,090 Lines • ▼ Show 20 Lines	#endif
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_masked_full_sigqueue);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_masked_full_sigqueue);
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_change_sig);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_change_sig);
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_sigtrap_system_call_entry);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_sigtrap_system_call_entry);
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_mix);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_mix);
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_kqueue);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_kqueue);
ATF_TP_ADD_TC(tp, ptrace__killed_with_sigmask);		ATF_TP_ADD_TC(tp, ptrace__killed_with_sigmask);
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_sigmask);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_sigmask);
ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_thread_sigmask);		ATF_TP_ADD_TC(tp, ptrace__PT_CONTINUE_with_signal_thread_sigmask);
		ATF_TP_ADD_TC(tp, ptrace__PT_REGSET);
ATF_TP_ADD_TC(tp, ptrace__parent_terminate_with_pending_sigstop1);		ATF_TP_ADD_TC(tp, ptrace__parent_terminate_with_pending_sigstop1);
ATF_TP_ADD_TC(tp, ptrace__parent_terminate_with_pending_sigstop2);		ATF_TP_ADD_TC(tp, ptrace__parent_terminate_with_pending_sigstop2);
ATF_TP_ADD_TC(tp, ptrace__event_mask_sigkill_discard);		ATF_TP_ADD_TC(tp, ptrace__event_mask_sigkill_discard);
ATF_TP_ADD_TC(tp, ptrace__PT_ATTACH_with_SBDRY_thread);		ATF_TP_ADD_TC(tp, ptrace__PT_ATTACH_with_SBDRY_thread);
ATF_TP_ADD_TC(tp, ptrace__PT_STEP_with_signal);		ATF_TP_ADD_TC(tp, ptrace__PT_STEP_with_signal);
#ifdef HAVE_BREAKPOINT		#ifdef HAVE_BREAKPOINT
ATF_TP_ADD_TC(tp, ptrace__breakpoint_siginfo);		ATF_TP_ADD_TC(tp, ptrace__breakpoint_siginfo);
#endif		#endif
Show All 12 Lines