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Diffstat (limited to 'tests/ptrace_syscall_info.c')
-rw-r--r--tests/ptrace_syscall_info.c108
1 files changed, 51 insertions, 57 deletions
diff --git a/tests/ptrace_syscall_info.c b/tests/ptrace_syscall_info.c
index e8a85b93d..e72498ab1 100644
--- a/tests/ptrace_syscall_info.c
+++ b/tests/ptrace_syscall_info.c
@@ -132,52 +132,48 @@ test_none(void)
memset((void *) buf, -1, size);
long rc = do_ptrace(PTRACE_GET_SYSCALL_INFO, pid, size, buf);
- if (rc < 0) {
- printf("ptrace(" XLAT_FMT ", %d, %u, %#lx) = %s\n",
- XLAT_ARGS(PTRACE_GET_SYSCALL_INFO), pid,
- (unsigned int) size, buf, errstr);
- return false;
- }
- if (rc < (long) expected_none_size)
- FAIL("signal stop mismatch");
-
printf("ptrace(" XLAT_FMT ", %d, %u, ",
XLAT_ARGS(PTRACE_GET_SYSCALL_INFO), pid, size);
- if (!size) {
+ if (rc < (long) expected_none_size || size == 0)
printf("%#lx) = %s\n", buf, errstr);
+
+ if (rc < 0)
+ return false;
+ if (rc < (long) expected_none_size)
+ FAIL("signal stop mismatch");
+ if (size == 0)
continue;
- }
/* copy to a local structure to avoid unaligned access */
struct_ptrace_syscall_info info;
memcpy(&info, (void *) buf, MIN(size, expected_none_size));
+ printf("{op=" XLAT_FMT, XLAT_ARGS(PTRACE_SYSCALL_INFO_NONE));
if (info.op != PTRACE_SYSCALL_INFO_NONE)
FAIL("signal stop mismatch");
- printf("{op=" XLAT_FMT, XLAT_ARGS(PTRACE_SYSCALL_INFO_NONE));
if (size < offsetofend(struct_ptrace_syscall_info, arch))
goto printed_none;
- if (!info.arch)
- FAIL("signal stop mismatch");
printf(", arch=");
printxval(audit_arch, info.arch, "AUDIT_ARCH_???");
+ if (!info.arch)
+ FAIL("signal stop mismatch");
if (size < offsetofend(struct_ptrace_syscall_info,
instruction_pointer))
goto printed_none;
- if (!info.instruction_pointer)
- FAIL("signal stop mismatch");
printf(", instruction_pointer=%#llx",
(unsigned long long) info.instruction_pointer);
+ if (!info.instruction_pointer)
+ FAIL("signal stop mismatch");
if (size < offsetofend(struct_ptrace_syscall_info,
stack_pointer))
goto printed_none;
- if (!info.stack_pointer)
- FAIL("signal stop mismatch");
printf(", stack_pointer=%#llx",
(unsigned long long) info.stack_pointer);
+ if (!info.stack_pointer)
+ FAIL("signal stop mismatch");
printed_none:
printf("}) = %s\n", errstr);
@@ -195,59 +191,58 @@ test_entry(void)
memset((void *) buf, -1, size);
long rc = do_ptrace(PTRACE_GET_SYSCALL_INFO, pid, size, buf);
- if (rc < 0)
- PFAIL("PTRACE_GET_SYSCALL_INFO");
-
- if (rc < (long) expected_entry_size)
- FAIL("#%d: entry stop mismatch", ptrace_stop);
-
printf("ptrace(" XLAT_FMT ", %d, %u, ",
XLAT_ARGS(PTRACE_GET_SYSCALL_INFO), pid, size);
- if (!size) {
+ if (rc < (long) expected_entry_size || size == 0)
printf("%#lx) = %s\n", buf, errstr);
+
+ if (rc < 0)
+ FAIL("PTRACE_GET_SYSCALL_INFO");
+ if (rc < (long) expected_entry_size)
+ FAIL("#%d: entry stop mismatch", ptrace_stop);
+ if (size == 0)
continue;
- }
/* copy to a local structure to avoid unaligned access */
struct_ptrace_syscall_info info;
memcpy(&info, (void *) buf, MIN(size, expected_entry_size));
+ printf("{op=" XLAT_FMT, XLAT_ARGS(PTRACE_SYSCALL_INFO_ENTRY));
if (info.op != PTRACE_SYSCALL_INFO_ENTRY)
FAIL("#%d: entry stop mismatch", ptrace_stop);
- printf("{op=" XLAT_FMT, XLAT_ARGS(PTRACE_SYSCALL_INFO_ENTRY));
if (size < offsetofend(struct_ptrace_syscall_info, arch))
goto printed_entry_common;
- if (!info.arch)
- FAIL("#%d: entry stop mismatch", ptrace_stop);
printf(", arch=");
printxval(audit_arch, info.arch, "AUDIT_ARCH_???");
+ if (!info.arch)
+ FAIL("#%d: entry stop mismatch", ptrace_stop);
if (size < offsetofend(struct_ptrace_syscall_info,
instruction_pointer))
goto printed_entry_common;
- if (!info.instruction_pointer)
- FAIL("#%d: entry stop mismatch", ptrace_stop);
printf(", instruction_pointer=%#llx",
(unsigned long long) info.instruction_pointer);
+ if (!info.instruction_pointer)
+ FAIL("#%d: entry stop mismatch", ptrace_stop);
if (size < offsetofend(struct_ptrace_syscall_info,
stack_pointer))
goto printed_entry_common;
- if (!info.stack_pointer)
- FAIL("#%d: entry stop mismatch", ptrace_stop);
printf(", stack_pointer=%#llx",
(unsigned long long) info.stack_pointer);
+ if (!info.stack_pointer)
+ FAIL("#%d: entry stop mismatch", ptrace_stop);
if (size < offsetofend(struct_ptrace_syscall_info, entry.nr))
goto printed_entry_common;
- const unsigned long *exp_args = args[ptrace_stop / 2];
- if (info.entry.nr != exp_args[0])
- FAIL("#%d: entry stop mismatch", ptrace_stop);
printf(", entry={nr="
NABBR("%llu") VERB(" /* ") NRAW("__NR_%s") VERB(" */"),
XLAT_SEL((unsigned long long) info.entry.nr,
sc_names[ptrace_stop / 2]));
+ const unsigned long *exp_args = args[ptrace_stop / 2];
+ if (info.entry.nr != exp_args[0])
+ FAIL("#%d: entry stop mismatch", ptrace_stop);
for (unsigned int i = 0; i < ARRAY_SIZE(info.entry.args); ++i) {
const unsigned int i_size =
@@ -263,10 +258,10 @@ test_entry(void)
#else
# define CAST
#endif
- if (CAST info.entry.args[i] != exp_args[i + 1])
- FAIL("#%d: entry stop mismatch", ptrace_stop);
printf("%s%#llx", (i ? ", " : ", args=["),
(unsigned long long) info.entry.args[i]);
+ if (CAST info.entry.args[i] != exp_args[i + 1])
+ FAIL("#%d: entry stop mismatch", ptrace_stop);
}
printf("]");
@@ -287,49 +282,48 @@ test_exit(void)
memset((void *) buf, -1, size);
long rc = do_ptrace(PTRACE_GET_SYSCALL_INFO, pid, size, buf);
- if (rc < 0)
- PFAIL("PTRACE_GET_SYSCALL_INFO");
-
- if (rc < (long) expected_exit_size)
- FAIL("#%d: exit stop mismatch", ptrace_stop);
-
printf("ptrace(" XLAT_FMT ", %d, %u, ",
XLAT_ARGS(PTRACE_GET_SYSCALL_INFO), pid, size);
- if (!size) {
+ if (rc < (long) expected_exit_size || size == 0)
printf("%#lx) = %s\n", buf, errstr);
+
+ if (rc < 0)
+ FAIL("PTRACE_GET_SYSCALL_INFO");
+ if (rc < (long) expected_exit_size)
+ FAIL("#%d: exit stop mismatch", ptrace_stop);
+ if (size == 0)
continue;
- }
/* copy to a local structure to avoid unaligned access */
struct_ptrace_syscall_info info;
memcpy(&info, (void *) buf, MIN(size, expected_exit_size));
+ printf("{op=" XLAT_FMT, XLAT_ARGS(PTRACE_SYSCALL_INFO_EXIT));
if (info.op != PTRACE_SYSCALL_INFO_EXIT)
FAIL("#%d: exit stop mismatch", ptrace_stop);
- printf("{op=" XLAT_FMT, XLAT_ARGS(PTRACE_SYSCALL_INFO_EXIT));
if (size < offsetofend(struct_ptrace_syscall_info, arch))
goto printed_exit_common;
- if (!info.arch)
- FAIL("#%d: exit stop mismatch", ptrace_stop);
printf(", arch=");
printxval(audit_arch, info.arch, "AUDIT_ARCH_???");
+ if (!info.arch)
+ FAIL("#%d: exit stop mismatch", ptrace_stop);
if (size < offsetofend(struct_ptrace_syscall_info,
instruction_pointer))
goto printed_exit_common;
- if (!info.instruction_pointer)
- FAIL("#%d: exit stop mismatch", ptrace_stop);
printf(", instruction_pointer=%#llx",
(unsigned long long) info.instruction_pointer);
+ if (!info.instruction_pointer)
+ FAIL("#%d: exit stop mismatch", ptrace_stop);
if (size < offsetofend(struct_ptrace_syscall_info,
stack_pointer))
goto printed_exit_common;
- if (!info.stack_pointer)
- FAIL("#%d: exit stop mismatch", ptrace_stop);
printf(", stack_pointer=%#llx",
(unsigned long long) info.stack_pointer);
+ if (!info.stack_pointer)
+ FAIL("#%d: exit stop mismatch", ptrace_stop);
const struct {
unsigned int is_error;
@@ -342,20 +336,20 @@ test_exit(void)
if (size < offsetofend(struct_ptrace_syscall_info, exit.rval))
goto printed_exit_common;
- if (info.exit.rval != exp_param->rval)
- FAIL("#%d: exit stop mismatch", ptrace_stop);
if (size >= expected_exit_size && info.exit.is_error) {
printf(", exit={rval=" XLAT_FMT_D,
XLAT_SEL(exp_param->rval, exp_param->str));
} else {
printf(", exit={rval=%lld", (long long) info.exit.rval);
}
+ if (info.exit.rval != exp_param->rval)
+ FAIL("#%d: exit stop mismatch", ptrace_stop);
if (size >= expected_exit_size) {
- if (info.exit.is_error != exp_param->is_error)
- FAIL("#%d: exit stop mismatch", ptrace_stop);
printf(", is_error=%u",
(unsigned int) info.exit.is_error);
+ if (info.exit.is_error != exp_param->is_error)
+ FAIL("#%d: exit stop mismatch", ptrace_stop);
}
printf("}");
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