Module Name: src Committed By: kamil Date: Tue Nov 22 19:46:26 UTC 2016
Modified Files: src/tests/kernel: t_ptrace_wait.c Log Message: Add new tests io_read_d[1234] in t_ptrace_wait{,3,4,6,id,pid} io_read_d1: Verify PT_IO with PIOD_READ_D and len = sizeof(uint8_t) io_read_d2: Verify PT_IO with PIOD_READ_D and len = sizeof(uint16_t) io_read_d3: Verify PT_IO with PIOD_READ_D and len = sizeof(uint32_t) io_read_d4: Verify PT_IO with PIOD_READ_D and len = sizeof(uint64_t) Sponsored by <The NetBSD Foundation> To generate a diff of this commit: cvs rdiff -u -r1.18 -r1.19 src/tests/kernel/t_ptrace_wait.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/tests/kernel/t_ptrace_wait.c diff -u src/tests/kernel/t_ptrace_wait.c:1.18 src/tests/kernel/t_ptrace_wait.c:1.19 --- src/tests/kernel/t_ptrace_wait.c:1.18 Tue Nov 15 21:50:38 2016 +++ src/tests/kernel/t_ptrace_wait.c Tue Nov 22 19:46:26 2016 @@ -1,4 +1,4 @@ -/* $NetBSD: t_ptrace_wait.c,v 1.18 2016/11/15 21:50:38 kamil Exp $ */ +/* $NetBSD: t_ptrace_wait.c,v 1.19 2016/11/22 19:46:26 kamil Exp $ */ /*- * Copyright (c) 2016 The NetBSD Foundation, Inc. @@ -27,7 +27,7 @@ */ #include <sys/cdefs.h> -__RCSID("$NetBSD: t_ptrace_wait.c,v 1.18 2016/11/15 21:50:38 kamil Exp $"); +__RCSID("$NetBSD: t_ptrace_wait.c,v 1.19 2016/11/22 19:46:26 kamil Exp $"); #include <sys/param.h> #include <sys/types.h> @@ -2009,6 +2009,266 @@ ATF_TC_BODY(vfork2, tc) TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); } +ATF_TC(io_read_d1); +ATF_TC_HEAD(io_read_d1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint8_t)"); +} + +ATF_TC_BODY(io_read_d1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint8_t lookup_me = 0; + const uint8_t magic = 0xab; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + child = atf_utils_fork(); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + 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("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me, magic); + + 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)); +} + +ATF_TC(io_read_d2); +ATF_TC_HEAD(io_read_d2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint16_t)"); +} + +ATF_TC_BODY(io_read_d2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint16_t lookup_me = 0; + const uint16_t magic = 0x1234; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + child = atf_utils_fork(); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + 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("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx16 " != expected %" PRIx16, lookup_me, magic); + + 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)); +} + +ATF_TC(io_read_d3); +ATF_TC_HEAD(io_read_d3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint32_t)"); +} + +ATF_TC_BODY(io_read_d3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint32_t lookup_me = 0; + const uint32_t magic = 0x1234abcd; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + child = atf_utils_fork(); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + 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("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx32 " != expected %" PRIx32, lookup_me, magic); + + 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)); +} + +ATF_TC(io_read_d4); +ATF_TC_HEAD(io_read_d4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint64_t)"); +} + +ATF_TC_BODY(io_read_d4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint64_t lookup_me = 0; + const uint64_t magic = 0x1234abcd9876dcfa; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + child = atf_utils_fork(); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + 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("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx64 " != expected %" PRIx64, lookup_me, magic); + + 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)); +} + #if defined(TWAIT_HAVE_PID) #define ATF_TP_ADD_TC_HAVE_PID(a,b) ATF_TP_ADD_TC(a,b) #else @@ -2041,5 +2301,10 @@ ATF_TP_ADD_TCS(tp) ATF_TP_ADD_TC_HAVE_PID(tp, vfork1); ATF_TP_ADD_TC(tp, vfork2); + ATF_TP_ADD_TC(tp, io_read_d1); + ATF_TP_ADD_TC(tp, io_read_d2); + ATF_TP_ADD_TC(tp, io_read_d3); + ATF_TP_ADD_TC(tp, io_read_d4); + return atf_no_error(); }