95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
#ifndef _DDEKIT_USB_H
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#define _DDEKIT_USB_H
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#include <ddekit/ddekit.h>
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#include <ddekit/types.h>
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/** isochronous transfer */
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#define DDEKIT_USB_TRANSFER_ISO 0
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/** interrupt transfer */
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#define DDEKIT_USB_TRANSFER_INT 1
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/** control transfer */
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#define DDEKIT_USB_TRANSFER_CTL 2
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/** bulk transfer */
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#define DDEKIT_USB_TRANSFER_BLK 3
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#define DDEKIT_USB_IN 1
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#define DDEKIT_USB_OUT 0
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struct ddekit_usb_dev;
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struct ddekit_usb_urb;
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struct ddekit_usb_device_id {
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ddekit_uint16_t idVendor;
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ddekit_uint16_t idProduct;
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ddekit_uint32_t bcdDevice;
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ddekit_uint8_t bDeviceClass;
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ddekit_uint8_t bDeviceSubClass;
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ddekit_uint8_t bDeviceProtocol;
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ddekit_uint8_t bInterfaceClass;
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ddekit_uint8_t bInterfaceSubClass;
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ddekit_uint8_t bInterfaceProtocol;
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};
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struct ddekit_usb_iso_packet_desc {
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ddekit_int32_t offset;
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ddekit_int32_t length; /* expected length */
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ddekit_int32_t actual_length;
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ddekit_int32_t status;
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};
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typedef void (*ddekit_usb_completion_cb)(void* priv);
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typedef void (*ddekit_usb_connect_cb)(struct ddekit_usb_dev *dev,
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unsigned int interfaces);
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typedef void (*ddekit_usb_disconnect_cb)(struct ddekit_usb_dev *dev);
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typedef void *(*ddekit_usb_malloc_fn)(unsigned size);
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typedef void (*ddekit_usb_free_fn)(void *ptr);
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struct ddekit_usb_driver {
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ddekit_usb_completion_cb completion;
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ddekit_usb_connect_cb connect;
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ddekit_usb_disconnect_cb disconnect;
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};
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struct ddekit_usb_urb {
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struct ddekit_usb_dev *dev;
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ddekit_int32_t type;
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ddekit_int32_t endpoint;
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ddekit_int32_t direction;
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ddekit_int32_t status;
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ddekit_int32_t interval;
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ddekit_uint32_t transfer_flags;
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ddekit_uint32_t size;
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ddekit_uint32_t actual_length;
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ddekit_int32_t number_of_packets;
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ddekit_int32_t error_count;
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ddekit_int32_t start_frame;
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char *setup_packet;
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char *data;
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struct ddekit_usb_iso_packet_desc *iso_desc;
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void *priv;
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void *ddekit_priv;
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};
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int ddekit_usb_dev_set_data(struct ddekit_usb_dev *dev, void *data);
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void *ddekit_usb_dev_get_data(struct ddekit_usb_dev *dev);
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void ddekit_usb_get_device_id(struct ddekit_usb_dev *dev, struct
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ddekit_usb_device_id *id);
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int ddekit_usb_submit_urb(struct ddekit_usb_urb *d_urb);
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int ddekit_usb_cancle_urb(struct ddekit_usb_urb *d_urb);
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/*
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* This one is only implemented for the client side. For the server side is
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* has to be implemented in the DDELinux/FBSD part.
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*/
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int ddekit_usb_init(struct ddekit_usb_driver *drv, ddekit_usb_malloc_fn
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*_m, ddekit_usb_free_fn *_f);
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#endif
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