1 /* $NetBSD: t_ptrace_amd64_wait.h,v 1.1 2017/04/02 21:44:00 kamil Exp $ */ 2 3 /*- 4 * Copyright (c) 2016 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #if defined(__x86_64__) 30 ATF_TC(x86_64_regs1); 31 ATF_TC_HEAD(x86_64_regs1, tc) 32 { 33 atf_tc_set_md_var(tc, "descr", 34 "Call PT_GETREGS and iterate over General Purpose registers"); 35 } 36 37 ATF_TC_BODY(x86_64_regs1, tc) 38 { 39 const int exitval = 5; 40 const int sigval = SIGSTOP; 41 pid_t child, wpid; 42 #if defined(TWAIT_HAVE_STATUS) 43 int status; 44 #endif 45 struct reg r; 46 47 printf("Before forking process PID=%d\n", getpid()); 48 ATF_REQUIRE((child = fork()) != -1); 49 if (child == 0) { 50 printf("Before calling PT_TRACE_ME from child %d\n", getpid()); 51 FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); 52 53 printf("Before raising %s from child\n", strsignal(sigval)); 54 FORKEE_ASSERT(raise(sigval) == 0); 55 56 printf("Before exiting of the child process\n"); 57 _exit(exitval); 58 } 59 printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); 60 61 printf("Before calling %s() for the child\n", TWAIT_FNAME); 62 TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); 63 64 validate_status_stopped(status, sigval); 65 66 printf("Call GETREGS for the child process\n"); 67 ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); 68 69 printf("RAX=%#" PRIxREGISTER "\n", r.regs[_REG_RAX]); 70 printf("RBX=%#" PRIxREGISTER "\n", r.regs[_REG_RBX]); 71 printf("RCX=%#" PRIxREGISTER "\n", r.regs[_REG_RCX]); 72 printf("RDX=%#" PRIxREGISTER "\n", r.regs[_REG_RDX]); 73 74 printf("RDI=%#" PRIxREGISTER "\n", r.regs[_REG_RDI]); 75 printf("RSI=%#" PRIxREGISTER "\n", r.regs[_REG_RSI]); 76 77 printf("GS=%#" PRIxREGISTER "\n", r.regs[_REG_GS]); 78 printf("FS=%#" PRIxREGISTER "\n", r.regs[_REG_FS]); 79 printf("ES=%#" PRIxREGISTER "\n", r.regs[_REG_ES]); 80 printf("DS=%#" PRIxREGISTER "\n", r.regs[_REG_DS]); 81 printf("CS=%#" PRIxREGISTER "\n", r.regs[_REG_CS]); 82 printf("SS=%#" PRIxREGISTER "\n", r.regs[_REG_SS]); 83 84 printf("RSP=%#" PRIxREGISTER "\n", r.regs[_REG_RSP]); 85 printf("RIP=%#" PRIxREGISTER "\n", r.regs[_REG_RIP]); 86 87 printf("RFLAGS=%#" PRIxREGISTER "\n", r.regs[_REG_RFLAGS]); 88 89 printf("R8=%#" PRIxREGISTER "\n", r.regs[_REG_R8]); 90 printf("R9=%#" PRIxREGISTER "\n", r.regs[_REG_R9]); 91 printf("R10=%#" PRIxREGISTER "\n", r.regs[_REG_R10]); 92 printf("R11=%#" PRIxREGISTER "\n", r.regs[_REG_R11]); 93 printf("R12=%#" PRIxREGISTER "\n", r.regs[_REG_R12]); 94 printf("R13=%#" PRIxREGISTER "\n", r.regs[_REG_R13]); 95 printf("R14=%#" PRIxREGISTER "\n", r.regs[_REG_R14]); 96 printf("R15=%#" PRIxREGISTER "\n", r.regs[_REG_R15]); 97 98 printf("Before resuming the child process where it left off and " 99 "without signal to be sent\n"); 100 ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); 101 102 printf("Before calling %s() for the child\n", TWAIT_FNAME); 103 TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); 104 105 validate_status_exited(status, exitval); 106 107 printf("Before calling %s() for the child\n", TWAIT_FNAME); 108 TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); 109 } 110 #define ATF_TP_ADD_TCS_PTRACE_WAIT_AMD64() \ 111 ATF_TP_ADD_TC_HAVE_GPREGS(tp, x86_64_regs1); 112 #else 113 #define ATF_TP_ADD_TCS_PTRACE_WAIT_AMD64() 114 #endif 115