source: trunk/kitgen/8.x/libusb-win32/usbi.h@ 181

#ifndef _USBI_H_
#define _USBI_H_

#include "lusb0_usb.h"

#include "error.h"

typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;

extern int usb_debug;

/* Some quick and generic macros for the simple kind of lists we use */
#define LIST_ADD(begin, ent) \
        do { \
          if (begin) { \
            ent->next = begin; \
            ent->next->prev = ent; \
          } else \
            ent->next = NULL; \
          ent->prev = NULL; \
          begin = ent; \
        } while(0)

#define LIST_DEL(begin, ent) \
        do { \
          if (ent->prev) \
            ent->prev->next = ent->next; \
          else \
            begin = ent->next; \
          if (ent->next) \
            ent->next->prev = ent->prev; \
          ent->prev = NULL; \
          ent->next = NULL; \
        } while (0)

#define DESC_HEADER_LENGTH              2
#define DEVICE_DESC_LENGTH              18
#define CONFIG_DESC_LENGTH              9
#define INTERFACE_DESC_LENGTH           9
#define ENDPOINT_DESC_LENGTH            7
#define ENDPOINT_AUDIO_DESC_LENGTH      9

struct usb_dev_handle
{
    int fd;

    struct usb_bus *bus;
    struct usb_device *device;

    int config;
    int interface;
    int altsetting;

    /* Added by RMT so implementations can store other per-open-device data */
    void *impl_info;
};

/* descriptors.c */
int usb_parse_descriptor(unsigned char *source, char *description, void *dest);
int usb_parse_configuration(struct usb_config_descriptor *config,
                            unsigned char *buffer);
void usb_fetch_and_parse_descriptors(usb_dev_handle *udev);
void usb_destroy_configuration(struct usb_device *dev);

/* OS specific routines */
int usb_os_find_busses(struct usb_bus **busses);
int usb_os_find_devices(struct usb_bus *bus, struct usb_device **devices);
int usb_os_determine_children(struct usb_bus *bus);
void usb_os_init(void);
int usb_os_open(usb_dev_handle *dev);
int usb_os_close(usb_dev_handle *dev);

void usb_free_dev(struct usb_device *dev);
void usb_free_bus(struct usb_bus *bus);

#endif /* _USBI_H_ */