usb_control.c File Reference

#include <stdlib.h>
#include <libopencm3/usb/usbd.h>
#include "usb_private.h"

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Functions
static void	stall_transaction (usbd_device *usbd_dev)
static bool	needs_zlp (uint16_t len, uint16_t wLength, uint8_t ep_size)
	If we're replying with some data, but less than the host is expecting, then we normally just do a short transfer. More...
int	usbd_register_control_callback (usbd_device *usbd_dev, uint8_t type, uint8_t type_mask, usbd_control_callback callback)
	Registers a control callback. More...
static void	usb_control_send_chunk (usbd_device *usbd_dev)
static int	usb_control_recv_chunk (usbd_device *usbd_dev)
static enum usbd_request_return_codes	usb_control_request_dispatch (usbd_device *usbd_dev, struct usb_setup_data *req)
static void	usb_control_setup_read (usbd_device *usbd_dev, struct usb_setup_data *req)
static void	usb_control_setup_write (usbd_device *usbd_dev, struct usb_setup_data *req)
void	_usbd_control_setup (usbd_device *usbd_dev, uint8_t ea)
void	_usbd_control_out (usbd_device *usbd_dev, uint8_t ea)
void	_usbd_control_in (usbd_device *usbd_dev, uint8_t ea)

Function Documentation

_usbd_control_in()

void _usbd_control_in	(	usbd_device *	usbd_dev,
		uint8_t	ea
	)

Definition at line 286 of file usb_control.c.

References usb_setup_data::bmRequestType, usb_setup_data::bRequest, stall_transaction(), usb_control_send_chunk(), USB_REQ_SET_ADDRESS, usbd_ep_nak_set(), and usb_setup_data::wValue.

Referenced by usbd_init().

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_usbd_control_out()

void _usbd_control_out	(	usbd_device *	usbd_dev,
		uint8_t	ea
	)

Definition at line 240 of file usb_control.c.

References stall_transaction(), usb_control_recv_chunk(), usb_control_request_dispatch(), usbd_ep_read_packet(), and usbd_ep_write_packet().

Referenced by usbd_init().

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_usbd_control_setup()

void _usbd_control_setup	(	usbd_device *	usbd_dev,
		uint8_t	ea
	)

Definition at line 222 of file usb_control.c.

References usb_setup_data::bmRequestType, usb_control_setup_read(), usb_control_setup_write(), usbd_ep_nak_set(), and usb_setup_data::wLength.

Referenced by usbd_init().

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