void generic_free_arg(struct syscallrecord *rec)
{
struct syscallentry *entry;
unsigned int i, call;
call = rec->nr;
entry = syscalls[call].entry;
for_each_arg(i) {
enum argtype argtype;
argtype = get_argtype(entry, i);
if (argtype == ARG_IOVEC)
free((void *) get_argval(rec, i));
}
}
static unsigned long fill_arg(struct syscallrecord *rec, unsigned int argnum)
{
struct syscallentry *entry;
unsigned int call;
enum argtype argtype;
call = rec->nr;
entry = syscalls[call].entry;
if (argnum > entry->num_args)
return 0;
argtype = get_argtype(entry, argnum);
switch (argtype) {
case ARG_UNDEFINED:
return (unsigned long) rand64();
case ARG_FD:
return get_random_fd();
case ARG_LEN:
return (unsigned long) get_len();
case ARG_ADDRESS:
return handle_arg_address(rec, argnum);
case ARG_NON_NULL_ADDRESS:
return (unsigned long) get_non_null_address();
case ARG_MMAP:
return (unsigned long) get_map();
case ARG_PID:
return (unsigned long) get_pid();
case ARG_RANGE:
return handle_arg_range(entry, argnum);
case ARG_OP: /* Like ARG_LIST, but just a single value. */
return handle_arg_op(entry, argnum);
case ARG_LIST:
return handle_arg_list(entry, argnum);
case ARG_RANDPAGE:
return handle_arg_randpage();
case ARG_CPU:
return (unsigned long) get_cpu();
case ARG_PATHNAME:
return (unsigned long) generate_pathname();
case ARG_IOVEC:
return handle_arg_iovec(entry, rec, argnum);
case ARG_IOVECLEN:
case ARG_SOCKADDRLEN:
/* We already set the len in the ARG_IOVEC/ARG_SOCKADDR case
* So here we just return what we had set there. */
return get_argval(rec, argnum);
case ARG_SOCKADDR:
return handle_arg_sockaddr(entry, rec, argnum);
case ARG_MODE_T:
return handle_arg_mode_t();
}
BUG("unreachable!\n");
}
static unsigned long fill_arg(struct syscallrecord *rec, unsigned int argnum)
{
struct syscallentry *entry;
unsigned int call;
enum argtype argtype;
call = rec->nr;
entry = syscalls[call].entry;
if (argnum > entry->num_args)
return 0;
argtype = get_argtype(entry, argnum);
switch (argtype) {
case ARG_UNDEFINED:
if (RAND_BOOL())
return (unsigned long) rand64();
return (unsigned long) get_writable_address(page_size);
case ARG_FD:
if (RAND_BOOL()) {
unsigned int i;
/* If this is the 2nd or more ARG_FD, make it unique */
for (i = 0; i < argnum; i++) {
enum argtype arg;
arg = get_argtype(entry, i);
if (arg == ARG_FD)
return get_new_random_fd();
}
}
return get_random_fd();
case ARG_LEN:
return (unsigned long) get_len();
case ARG_ADDRESS:
return handle_arg_address(rec, argnum);
case ARG_NON_NULL_ADDRESS:
return (unsigned long) get_non_null_address();
case ARG_MMAP:
return (unsigned long) get_map();
case ARG_PID:
return (unsigned long) get_pid();
case ARG_RANGE:
return handle_arg_range(entry, argnum);
case ARG_OP: /* Like ARG_LIST, but just a single value. */
return handle_arg_op(entry, argnum);
case ARG_LIST:
return handle_arg_list(entry, argnum);
case ARG_CPU:
return (unsigned long) get_cpu();
case ARG_PATHNAME:
return (unsigned long) generate_pathname();
case ARG_IOVEC:
return handle_arg_iovec(entry, rec, argnum);
case ARG_IOVECLEN:
case ARG_SOCKADDRLEN:
/* We already set the len in the ARG_IOVEC/ARG_SOCKADDR case
* So here we just return what we had set there. */
return get_argval(rec, argnum);
case ARG_SOCKADDR:
return handle_arg_sockaddr(entry, rec, argnum);
case ARG_MODE_T:
return handle_arg_mode_t();
case ARG_SOCKETINFO:
return (unsigned long) get_rand_socketinfo();
}
BUG("unreachable!\n");
}
int
align (Display *display,
int argc,
const char *argv[],
const char *funcname,
const char *usage)
{
RROutput outputid;
XRROutputInfo *output;
int ret;
const char *inputarg;
int screen;
const char *pre_script;
const char *post_script;
ret = get_screen (display, argc, argv, funcname, usage, &screen);
if (ret == EXIT_FAILURE) {
return ret;
}
ret = get_argval (argc, argv, "input", funcname, usage, "Virtual core pointer", &inputarg);
if (ret == EXIT_FAILURE) {
return ret;
}
ret = get_output (display, argc, argv, funcname, usage, &outputid, &output);
if (ret == EXIT_FAILURE) {
return ret;
}
ret = get_argval (argc, argv, "pre-script", funcname, usage, "", &pre_script);
if (ret == EXIT_FAILURE) {
return ret;
}
ret = get_argval (argc, argv, "post-script", funcname, usage, "", &post_script);
if (ret == EXIT_FAILURE) {
return ret;
}
if (ret != EXIT_FAILURE) {
Window root;
if (verbose) {
fprintf (stderr, "Output: %s\n", output->name);
}
root = RootWindow (display, screen);
ret = run_script (pre_script);
if (ret != EXIT_FAILURE) {
ret = apply_transform (display, root, output->crtc, inputarg);
if (ret != EXIT_FAILURE) {
ret = run_script (post_script);
}
}
}
XRRFreeOutputInfo (output);
return ret;
}
