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(device_null) Cleanups

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This commit is contained in:
twinaphex 2020-07-24 23:57:15 +02:00
parent 9d76412715
commit b9cb8c8890
1 changed files with 17 additions and 39 deletions
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56
input/common/hid/device_null.c
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@ -52,23 +52,18 @@ static void *hid_null_init(void *handle)
{
hid_null_instance_t *instance = (hid_null_instance_t *)calloc(1, sizeof(hid_null_instance_t));
if (!instance)
goto error;
return NULL;
memset(instance, 0, sizeof(hid_null_instance_t));
instance->handle = handle;
instance->pad = hid_pad_register(instance, &hid_null_pad_connection);
instance->pad = hid_pad_register(instance, &hid_null_pad_connection);
if (!instance->pad)
goto error;
RARCH_LOG("[null]: init complete.\n");
return instance;
error:
RARCH_ERR("[null]: init failed.\n");
if (instance)
free(instance);
{
free(instance);
return NULL;
}
return instance;
}
/*
@ -79,11 +74,11 @@ static void hid_null_free(void *data)
{
hid_null_instance_t *instance = (hid_null_instance_t *)data;
if (instance)
{
hid_pad_deregister(instance->pad);
free(instance);
}
if (!instance)
return;
hid_pad_deregister(instance->pad);
free(instance);
}
/**
@ -138,22 +133,13 @@ static void *hid_null_pad_init(void *data, uint32_t slot, hid_driver_t *driver)
/**
* If you allocate any memory in hid_null_pad_init() above, de-allocate it here.
*/
static void hid_null_pad_deinit(void *data)
{
}
static void hid_null_pad_deinit(void *data) { }
/**
* Translate the button data from the pad into the input_bits_t format
* that RetroArch can use.
*/
static void hid_null_get_buttons(void *data, input_bits_t *state)
{
hid_null_instance_t *instance = (hid_null_instance_t *)data;
if (!instance)
return;
/* TODO: get buttons */
}
static void hid_null_get_buttons(void *data, input_bits_t *state) { }
/**
* Handle a single packet for the pad.
@ -170,9 +156,7 @@ static void hid_null_packet_handler(void *data, uint8_t *packet, uint16_t size)
/**
* If the pad doesn't support rumble, then this can just be a no-op.
*/
static void hid_null_set_rumble(void *data, enum retro_rumble_effect effect, uint16_t strength)
{
}
static void hid_null_set_rumble(void *data, enum retro_rumble_effect effect, uint16_t strength) { }
/**
* Read analog sticks.
@ -183,10 +167,7 @@ static void hid_null_set_rumble(void *data, enum retro_rumble_effect effect, uin
* - (-32768,-32768) is top-left
* - (32767,32767) is bottom-right
*/
static int16_t hid_null_get_axis(void *data, unsigned axis)
{
return 0;
}
static int16_t hid_null_get_axis(void *data, unsigned axis) { return 0; }
/**
* The name the pad will show up as in the UI, also used to auto-assign
@ -200,10 +181,7 @@ static const char *hid_null_get_name(void *data)
/**
* Read the state of a single button.
*/
static int16_t hid_null_button(void *data, uint16_t joykey)
{
return 0;
}
static int16_t hid_null_button(void *data, uint16_t joykey) { return 0; }
/**
* Fill in the joypad interface