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Add regs1 in arch/amd64/t_ptrace_wait* 

regs1:
    Call PT_GETREGS and iterate over General Purpose registers

Sponsored by <The NetBSD Foundation>
This commit is contained in:
kamil 2016-12-13 13:04:18 +00:00
parent f9bea37eb4
commit 5f84086eb7
1 changed files with 86 additions and 2 deletions
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88
tests/kernel/arch/amd64/t_ptrace_wait.c
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@ -1,4 +1,4 @@
/* $NetBSD: t_ptrace_wait.c,v 1.5 2016/12/07 22:24:44 kamil Exp $ */
/* $NetBSD: t_ptrace_wait.c,v 1.6 2016/12/13 13:04:18 kamil Exp $ */
/*-
* Copyright (c) 2016 The NetBSD Foundation, Inc.
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_ptrace_wait.c,v 1.5 2016/12/07 22:24:44 kamil Exp $");
__RCSID("$NetBSD: t_ptrace_wait.c,v 1.6 2016/12/13 13:04:18 kamil Exp $");
#include <sys/param.h>
#include <sys/types.h>
@ -84,6 +84,88 @@ union u {
} bits;
};
#if defined(HAVE_GPREGS)
ATF_TC(regs1);
ATF_TC_HEAD(regs1, tc)
{
atf_tc_set_md_var(tc, "descr",
"Call PT_GETREGS and iterate over General Purpose registers");
}
ATF_TC_BODY(regs1, tc)
{
const int exitval = 5;
const int sigval = SIGSTOP;
pid_t child, wpid;
#if defined(TWAIT_HAVE_STATUS)
int status;
#endif
struct reg r;
printf("Before forking process PID=%d\n", getpid());
ATF_REQUIRE((child = fork()) != -1);
if (child == 0) {
printf("Before calling PT_TRACE_ME from child %d\n", getpid());
FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1);
printf("Before raising %s from child\n", strsignal(sigval));
FORKEE_ASSERT(raise(sigval) == 0);
printf("Before exiting of the child process\n");
_exit(exitval);
}
printf("Parent process PID=%d, child's PID=%d\n", getpid(), child);
printf("Before calling %s() for the child\n", TWAIT_FNAME);
TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
validate_status_stopped(status, sigval);
printf("Call GETREGS for the child process\n");
ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1);
printf("RAX=%#" PRIxREGISTER "\n", r.regs[_REG_RAX]);
printf("RBX=%#" PRIxREGISTER "\n", r.regs[_REG_RBX]);
printf("RCX=%#" PRIxREGISTER "\n", r.regs[_REG_RCX]);
printf("RDX=%#" PRIxREGISTER "\n", r.regs[_REG_RDX]);
printf("RDI=%#" PRIxREGISTER "\n", r.regs[_REG_RDI]);
printf("RSI=%#" PRIxREGISTER "\n", r.regs[_REG_RSI]);
printf("GS=%#" PRIxREGISTER "\n", r.regs[_REG_GS]);
printf("FS=%#" PRIxREGISTER "\n", r.regs[_REG_FS]);
printf("ES=%#" PRIxREGISTER "\n", r.regs[_REG_ES]);
printf("DS=%#" PRIxREGISTER "\n", r.regs[_REG_DS]);
printf("CS=%#" PRIxREGISTER "\n", r.regs[_REG_CS]);
printf("SS=%#" PRIxREGISTER "\n", r.regs[_REG_SS]);
printf("RSP=%#" PRIxREGISTER "\n", r.regs[_REG_RSP]);
printf("RIP=%#" PRIxREGISTER "\n", r.regs[_REG_RIP]);
printf("RFLAGS=%#" PRIxREGISTER "\n", r.regs[_REG_RFLAGS]);
printf("R8=%#" PRIxREGISTER "\n", r.regs[_REG_R8]);
printf("R9=%#" PRIxREGISTER "\n", r.regs[_REG_R9]);
printf("R10=%#" PRIxREGISTER "\n", r.regs[_REG_R10]);
printf("R11=%#" PRIxREGISTER "\n", r.regs[_REG_R11]);
printf("R12=%#" PRIxREGISTER "\n", r.regs[_REG_R12]);
printf("R13=%#" PRIxREGISTER "\n", r.regs[_REG_R13]);
printf("R14=%#" PRIxREGISTER "\n", r.regs[_REG_R14]);
printf("R15=%#" PRIxREGISTER "\n", r.regs[_REG_R15]);
printf("Before resuming the child process where it left off and "
"without signal to be sent\n");
ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1);
printf("Before calling %s() for the child\n", TWAIT_FNAME);
TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child);
validate_status_exited(status, exitval);
printf("Before calling %s() for the child\n", TWAIT_FNAME);
TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0));
}
#endif
#if defined(HAVE_DBREGS)
ATF_TC(dbregs_print);
@ -1673,6 +1755,8 @@ ATF_TP_ADD_TCS(tp)
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
ATF_TP_ADD_TC_HAVE_GPREGS(tp, regs1);
ATF_TP_ADD_TC_HAVE_DBREGS(tp, dbregs_print);
ATF_TP_ADD_TC_HAVE_DBREGS(tp, dbregs_preserve_dr0);