include/usb/function_core.h

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#ifndef USB_FUNC_CORE_H_INCLUDED
#define USB_FUNC_CORE_H_INCLUDED

#include <buffer.h>

struct usb_func_iface;
struct usb_configuration_descriptor;
struct usb_setup_req;
struct udc;

struct usb_func_iface_ops {
        int     (*enable)(struct udc *udc, struct usb_func_iface *iface);
        void    (*disable)(struct udc *udc, struct usb_func_iface *iface);
        int     (*setup)(struct udc *udc, struct usb_func_iface *iface,
                        struct usb_setup_req *req);
};

struct usb_func_iface_setting {
        const struct usb_func_iface_ops *ops;

        const struct usb_interface_descriptor   *fs_desc;
        size_t                          fs_desc_size;
        const struct usb_interface_descriptor   *hs_desc;
        size_t                          hs_desc_size;
        struct buffer                   desc_buf;
};

struct usb_func_iface {
        struct usb_func_iface_setting   *cur_setting;
        size_t                          nr_settings;
        struct usb_func_iface_setting   setting[1];
};

struct usb_func_config {
        struct usb_func_iface           **interface;
        struct usb_configuration_descriptor *desc;
};

extern void usb_func_add_interface(struct usb_func_config *config,
                struct usb_func_iface *iface);
extern struct usb_func_config *usb_func_add_config(
                struct usb_configuration_descriptor *desc);

#endif /* USB_FUNC_CORE_H_INCLUDED */

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