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This commit is contained in:
Simon Gardling
2024-09-10 13:03:02 -04:00
parent 53c617d779
commit d66450e427
381 changed files with 28864 additions and 34170 deletions
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206
userland/testbin/badcall/bad_execv.c
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@@ -40,142 +40,124 @@
#include "config.h"
#include "test.h"
static
int
exec_common_fork(void)
{
int pid, rv, status, err;
static int exec_common_fork(void) {
int pid, rv, status, err;
/*
* This does not happen in a test context (from the point of
* view of report.c) so we have to fiddle a bit.
*/
/*
* This does not happen in a test context (from the point of
* view of report.c) so we have to fiddle a bit.
*/
pid = fork();
if (pid<0) {
err = errno;
report_begin("forking for test");
report_result(pid, err);
report_aborted();
return -1;
}
pid = fork();
if (pid < 0) {
err = errno;
report_begin("forking for test");
report_result(pid, err);
report_aborted();
return -1;
}
if (pid==0) {
/* child */
return 0;
}
if (pid == 0) {
/* child */
return 0;
}
rv = waitpid(pid, &status, 0);
if (rv == -1) {
err = errno;
report_begin("waiting for test subprocess");
report_result(rv, err);
report_failure();
return -1;
}
if (WIFEXITED(status) && WEXITSTATUS(status) == MAGIC_STATUS) {
return 1;
}
/* Oops... */
report_begin("exit code of subprocess; should be %d", MAGIC_STATUS);
if (WIFSIGNALED(status)) {
report_warnx("signal %d", WTERMSIG(status));
}
else {
report_warnx("exit %d", WEXITSTATUS(status));
}
report_failure();
return -1;
rv = waitpid(pid, &status, 0);
if (rv == -1) {
err = errno;
report_begin("waiting for test subprocess");
report_result(rv, err);
report_failure();
return -1;
}
if (WIFEXITED(status) && WEXITSTATUS(status) == MAGIC_STATUS) {
return 1;
}
/* Oops... */
report_begin("exit code of subprocess; should be %d", MAGIC_STATUS);
if (WIFSIGNALED(status)) {
report_warnx("signal %d", WTERMSIG(status));
} else {
report_warnx("exit %d", WEXITSTATUS(status));
}
report_failure();
return -1;
}
static
void
exec_badprog(const void *prog, const char *desc)
{
int rv;
char *args[2];
args[0] = (char *)"foo";
args[1] = NULL;
static void exec_badprog(const void *prog, const char *desc) {
int rv;
char *args[2];
args[0] = (char *)"foo";
args[1] = NULL;
if (exec_common_fork() != 0) {
return;
}
if (exec_common_fork() != 0) {
return;
}
report_begin(desc);
rv = execv(prog, args);
report_check(rv, errno, EFAULT);
exit(MAGIC_STATUS);
report_begin(desc);
rv = execv(prog, args);
report_check(rv, errno, EFAULT);
exit(MAGIC_STATUS);
}
static
void
exec_emptyprog(void)
{
int rv;
char *args[2];
args[0] = (char *)"foo";
args[1] = NULL;
static void exec_emptyprog(void) {
int rv;
char *args[2];
args[0] = (char *)"foo";
args[1] = NULL;
if (exec_common_fork() != 0) {
return;
}
if (exec_common_fork() != 0) {
return;
}
report_begin("exec the empty string");
rv = execv("", args);
report_check2(rv, errno, EINVAL, EISDIR);
exit(MAGIC_STATUS);
report_begin("exec the empty string");
rv = execv("", args);
report_check2(rv, errno, EINVAL, EISDIR);
exit(MAGIC_STATUS);
}
static
void
exec_badargs(void *args, const char *desc)
{
int rv;
static void exec_badargs(void *args, const char *desc) {
int rv;
if (exec_common_fork() != 0) {
return;
}
if (exec_common_fork() != 0) {
return;
}
report_begin(desc);
rv = execv("/bin/true", args);
report_check(rv, errno, EFAULT);
exit(MAGIC_STATUS);
report_begin(desc);
rv = execv("/bin/true", args);
report_check(rv, errno, EFAULT);
exit(MAGIC_STATUS);
}
static
void
exec_onearg(void *ptr, const char *desc)
{
int rv;
static void exec_onearg(void *ptr, const char *desc) {
int rv;
char *args[3];
args[0] = (char *)"foo";
args[1] = (char *)ptr;
args[2] = NULL;
char *args[3];
args[0] = (char *)"foo";
args[1] = (char *)ptr;
args[2] = NULL;
if (exec_common_fork() != 0) {
return;
}
if (exec_common_fork() != 0) {
return;
}
report_begin(desc);
rv = execv("/bin/true", args);
report_check(rv, errno, EFAULT);
exit(MAGIC_STATUS);
report_begin(desc);
rv = execv("/bin/true", args);
report_check(rv, errno, EFAULT);
exit(MAGIC_STATUS);
}
void
test_execv(void)
{
exec_badprog(NULL, "exec with NULL program");
exec_badprog(INVAL_PTR, "exec with invalid pointer program");
exec_badprog(KERN_PTR, "exec with kernel pointer program");
void test_execv(void) {
exec_badprog(NULL, "exec with NULL program");
exec_badprog(INVAL_PTR, "exec with invalid pointer program");
exec_badprog(KERN_PTR, "exec with kernel pointer program");
exec_emptyprog();
exec_emptyprog();
exec_badargs(NULL, "exec with NULL arglist");
exec_badargs(INVAL_PTR, "exec with invalid pointer arglist");
exec_badargs(KERN_PTR, "exec with kernel pointer arglist");
exec_badargs(NULL, "exec with NULL arglist");
exec_badargs(INVAL_PTR, "exec with invalid pointer arglist");
exec_badargs(KERN_PTR, "exec with kernel pointer arglist");
exec_onearg(INVAL_PTR, "exec with invalid pointer arg");
exec_onearg(KERN_PTR, "exec with kernel pointer arg");
exec_onearg(INVAL_PTR, "exec with invalid pointer arg");
exec_onearg(KERN_PTR, "exec with kernel pointer arg");
}