/**
* Tries loading the message in the given message file
* and verifies that DBusMessageLoader can handle it.
*
* @param filename filename to load
* @param expected_validity what the message has to be like to return #TRUE
* @returns #TRUE if the message has the expected validity
*/
dbus_bool_t
dbus_internal_do_not_use_try_message_file (const DBusString *filename,
DBusValidity expected_validity)
{
DBusString data;
dbus_bool_t retval;
retval = FALSE;
if (!_dbus_string_init (&data))
_dbus_assert_not_reached ("could not allocate string\n");
if (!dbus_internal_do_not_use_load_message_file (filename, &data))
goto failed;
retval = dbus_internal_do_not_use_try_message_data (&data, expected_validity);
failed:
if (!retval)
{
if (_dbus_string_get_length (&data) > 0)
_dbus_verbose_bytes_of_string (&data, 0,
_dbus_string_get_length (&data));
_dbus_warn ("Failed message loader test on %s\n",
_dbus_string_get_const_data (filename));
}
_dbus_string_free (&data);
return retval;
}
static dbus_bool_t
find_breaks_based_on (const DBusString *filename,
dbus_bool_t is_raw,
DBusMessageValidity expected_validity,
void *data)
{
DBusString orig_data;
DBusString mutated;
const char *filename_c;
dbus_bool_t retval;
int i;
filename_c = _dbus_string_get_const_data (filename);
retval = FALSE;
if (!_dbus_string_init (&orig_data))
_dbus_assert_not_reached ("could not allocate string\n");
if (!_dbus_string_init (&mutated))
_dbus_assert_not_reached ("could not allocate string\n");
if (!dbus_internal_do_not_use_load_message_file (filename, is_raw,
&orig_data))
{
fprintf (stderr, "could not load file %s\n", filename_c);
goto failed;
}
printf (" changing one random byte 100 times\n");
i = 0;
while (i < 100)
{
randomly_change_one_byte (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" changing length 50 times\n");
i = 0;
while (i < 50)
{
randomly_modify_length (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" removing one byte 50 times\n");
i = 0;
while (i < 50)
{
randomly_remove_one_byte (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" adding one byte 50 times\n");
i = 0;
while (i < 50)
{
randomly_add_one_byte (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" changing ints to boundary values 50 times\n");
i = 0;
while (i < 50)
{
randomly_set_extreme_ints (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" changing typecodes 50 times\n");
i = 0;
while (i < 50)
{
randomly_change_one_type (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" changing message length 15 times\n");
i = 0;
while (i < 15)
{
randomly_shorten_or_lengthen (&orig_data, &mutated);
try_mutated_data (&mutated);
++i;
}
printf (" randomly making 2 of above modifications 42 times\n");
i = 0;
while (i < 42)
{
randomly_do_n_things (&orig_data, &mutated, 2);
try_mutated_data (&mutated);
++i;
}
printf (" randomly making 3 of above modifications 42 times\n");
i = 0;
while (i < 42)
{
randomly_do_n_things (&orig_data, &mutated, 3);
try_mutated_data (&mutated);
++i;
}
printf (" randomly making 4 of above modifications 42 times\n");
i = 0;
while (i < 42)
{
randomly_do_n_things (&orig_data, &mutated, 4);
try_mutated_data (&mutated);
++i;
}
retval = TRUE;
failed:
_dbus_string_free (&orig_data);
_dbus_string_free (&mutated);
/* FALSE means end the whole process */
return retval;
}
