430 lines
11 KiB
C
430 lines
11 KiB
C
#ifndef __LUSB0_USB__
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#define __LUSB0_USB__
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#include <stdlib.h>
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/*
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* 'interface' is defined somewhere in the Windows header files. This macro
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* is deleted here to avoid conflicts and compile errors.
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*/
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#ifdef interface
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#undef interface
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#endif
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/*
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* PATH_MAX from limits.h can't be used on Windows if the dll and
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* import libraries are build/used by different compilers
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*/
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#define LIBUSB_PATH_MAX 512
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/*
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* USB spec information
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*
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* This is all stuff grabbed from various USB specs and is pretty much
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* not subject to change
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*/
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/*
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* Device and/or Interface Class codes
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*/
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#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */
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#define USB_CLASS_AUDIO 1
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#define USB_CLASS_COMM 2
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#define USB_CLASS_HID 3
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#define USB_CLASS_PRINTER 7
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#define USB_CLASS_MASS_STORAGE 8
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#define USB_CLASS_HUB 9
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#define USB_CLASS_DATA 10
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#define USB_CLASS_VENDOR_SPEC 0xff
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/*
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* Descriptor types
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*/
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#define USB_DT_DEVICE 0x01
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#define USB_DT_CONFIG 0x02
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#define USB_DT_STRING 0x03
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#define USB_DT_INTERFACE 0x04
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#define USB_DT_ENDPOINT 0x05
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#define USB_DT_HID 0x21
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#define USB_DT_REPORT 0x22
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#define USB_DT_PHYSICAL 0x23
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#define USB_DT_HUB 0x29
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/*
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* Descriptor sizes per descriptor type
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*/
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#define USB_DT_DEVICE_SIZE 18
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#define USB_DT_CONFIG_SIZE 9
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#define USB_DT_INTERFACE_SIZE 9
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#define USB_DT_ENDPOINT_SIZE 7
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#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */
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#define USB_DT_HUB_NONVAR_SIZE 7
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/* ensure byte-packed structures */
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#include <pshpack1.h>
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/* All standard descriptors have these 2 fields in common */
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struct usb_descriptor_header
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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};
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/* String descriptor */
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struct usb_string_descriptor
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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unsigned short wData[1];
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};
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/* HID descriptor */
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struct usb_hid_descriptor
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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unsigned short bcdHID;
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unsigned char bCountryCode;
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unsigned char bNumDescriptors;
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};
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/* Endpoint descriptor */
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#define USB_MAXENDPOINTS 32
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struct usb_endpoint_descriptor
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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unsigned char bEndpointAddress;
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unsigned char bmAttributes;
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unsigned short wMaxPacketSize;
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unsigned char bInterval;
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unsigned char bRefresh;
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unsigned char bSynchAddress;
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unsigned char *extra; /* Extra descriptors */
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int extralen;
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};
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#ifndef __USBSPEC_H__
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#define USB_ENDPOINT_ADDRESS_MASK 0x0f /* in bEndpointAddress */
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#define USB_ENDPOINT_DIR_MASK 0x80
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#define USB_ENDPOINT_TYPE_MASK 0x03 /* in bmAttributes */
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#define USB_ENDPOINT_TYPE_CONTROL 0
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#define USB_ENDPOINT_TYPE_ISOCHRONOUS 1
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#define USB_ENDPOINT_TYPE_BULK 2
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#define USB_ENDPOINT_TYPE_INTERRUPT 3
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#endif
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/* Interface descriptor */
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#define USB_MAXINTERFACES 32
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struct usb_interface_descriptor
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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unsigned char bInterfaceNumber;
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unsigned char bAlternateSetting;
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unsigned char bNumEndpoints;
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unsigned char bInterfaceClass;
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unsigned char bInterfaceSubClass;
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unsigned char bInterfaceProtocol;
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unsigned char iInterface;
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struct usb_endpoint_descriptor *endpoint;
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unsigned char *extra; /* Extra descriptors */
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int extralen;
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};
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#define USB_MAXALTSETTING 128 /* Hard limit */
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struct usb_interface
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{
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struct usb_interface_descriptor *altsetting;
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int num_altsetting;
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};
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/* Configuration descriptor information.. */
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#define USB_MAXCONFIG 8
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struct usb_config_descriptor
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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unsigned short wTotalLength;
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unsigned char bNumInterfaces;
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unsigned char bConfigurationValue;
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unsigned char iConfiguration;
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unsigned char bmAttributes;
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unsigned char MaxPower;
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struct usb_interface *interface;
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unsigned char *extra; /* Extra descriptors */
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int extralen;
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};
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/* Device descriptor */
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struct usb_device_descriptor
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{
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unsigned char bLength;
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unsigned char bDescriptorType;
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unsigned short bcdUSB;
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unsigned char bDeviceClass;
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unsigned char bDeviceSubClass;
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unsigned char bDeviceProtocol;
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unsigned char bMaxPacketSize0;
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unsigned short idVendor;
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unsigned short idProduct;
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unsigned short bcdDevice;
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unsigned char iManufacturer;
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unsigned char iProduct;
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unsigned char iSerialNumber;
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unsigned char bNumConfigurations;
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};
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struct usb_ctrl_setup
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{
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unsigned char bRequestType;
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unsigned char bRequest;
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unsigned short wValue;
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unsigned short wIndex;
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unsigned short wLength;
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};
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/*
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* Standard requests
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*/
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#define USB_REQ_GET_STATUS 0x00
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#define USB_REQ_CLEAR_FEATURE 0x01
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/* 0x02 is reserved */
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#define USB_REQ_SET_FEATURE 0x03
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/* 0x04 is reserved */
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#define USB_REQ_SET_ADDRESS 0x05
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#define USB_REQ_GET_DESCRIPTOR 0x06
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#define USB_REQ_SET_DESCRIPTOR 0x07
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#define USB_REQ_GET_CONFIGURATION 0x08
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#define USB_REQ_SET_CONFIGURATION 0x09
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#define USB_REQ_GET_INTERFACE 0x0A
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#define USB_REQ_SET_INTERFACE 0x0B
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#define USB_REQ_SYNCH_FRAME 0x0C
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#define USB_TYPE_STANDARD (0x00 << 5)
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#define USB_TYPE_CLASS (0x01 << 5)
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#define USB_TYPE_VENDOR (0x02 << 5)
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#define USB_TYPE_RESERVED (0x03 << 5)
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#define USB_RECIP_DEVICE 0x00
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#define USB_RECIP_INTERFACE 0x01
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#define USB_RECIP_ENDPOINT 0x02
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#define USB_RECIP_OTHER 0x03
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/*
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* Various libusb API related stuff
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*/
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#define USB_ENDPOINT_IN 0x80
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#define USB_ENDPOINT_OUT 0x00
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/* Error codes */
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#define USB_ERROR_BEGIN 500000
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/*
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* This is supposed to look weird. This file is generated from autoconf
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* and I didn't want to make this too complicated.
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*/
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#define USB_LE16_TO_CPU(x)
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/*
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* Device reset types for usb_reset_ex.
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* http://msdn.microsoft.com/en-us/library/ff537269%28VS.85%29.aspx
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* http://msdn.microsoft.com/en-us/library/ff537243%28v=vs.85%29.aspx
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*/
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#define USB_RESET_TYPE_RESET_PORT (1 << 0)
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#define USB_RESET_TYPE_CYCLE_PORT (1 << 1)
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#define USB_RESET_TYPE_FULL_RESET (USB_RESET_TYPE_CYCLE_PORT | USB_RESET_TYPE_RESET_PORT)
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/* Data types */
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/* struct usb_device; */
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/* struct usb_bus; */
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struct usb_device
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{
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struct usb_device *next, *prev;
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char filename[LIBUSB_PATH_MAX];
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struct usb_bus *bus;
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struct usb_device_descriptor descriptor;
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struct usb_config_descriptor *config;
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void *dev; /* Darwin support */
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unsigned char devnum;
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unsigned char num_children;
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struct usb_device **children;
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};
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struct usb_bus
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{
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struct usb_bus *next, *prev;
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char dirname[LIBUSB_PATH_MAX];
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struct usb_device *devices;
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unsigned long location;
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struct usb_device *root_dev;
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};
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/* Version information, Windows specific */
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struct usb_version
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{
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struct
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{
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int major;
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int minor;
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int micro;
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int nano;
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} dll;
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struct
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{
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int major;
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int minor;
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int micro;
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int nano;
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} driver;
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};
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struct usb_dev_handle;
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typedef struct usb_dev_handle usb_dev_handle;
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/* Variables */
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#ifndef __USB_C__
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#define usb_busses usb_get_busses()
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#endif
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#include <poppack.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/* Function prototypes */
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/* usb.c */
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usb_dev_handle *usb_open(struct usb_device *dev);
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int usb_close(usb_dev_handle *dev);
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int usb_get_string(usb_dev_handle *dev, int index, int langid, char *buf,
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size_t buflen);
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int usb_get_string_simple(usb_dev_handle *dev, int index, char *buf,
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size_t buflen);
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/* descriptors.c */
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int usb_get_descriptor_by_endpoint(usb_dev_handle *udev, int ep,
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unsigned char type, unsigned char index,
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void *buf, int size);
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int usb_get_descriptor(usb_dev_handle *udev, unsigned char type,
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unsigned char index, void *buf, int size);
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/* <arch>.c */
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int usb_bulk_write(usb_dev_handle *dev, int ep, char *bytes, int size,
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int timeout);
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int usb_bulk_read(usb_dev_handle *dev, int ep, char *bytes, int size,
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int timeout);
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int usb_interrupt_write(usb_dev_handle *dev, int ep, char *bytes, int size,
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int timeout);
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int usb_interrupt_read(usb_dev_handle *dev, int ep, char *bytes, int size,
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int timeout);
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int usb_control_msg(usb_dev_handle *dev, int requesttype, int request,
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int value, int index, char *bytes, int size,
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int timeout);
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int usb_set_configuration(usb_dev_handle *dev, int configuration);
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int usb_claim_interface(usb_dev_handle *dev, int interface);
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int usb_release_interface(usb_dev_handle *dev, int interface);
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int usb_set_altinterface(usb_dev_handle *dev, int alternate);
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int usb_resetep(usb_dev_handle *dev, unsigned int ep);
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int usb_clear_halt(usb_dev_handle *dev, unsigned int ep);
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int usb_reset(usb_dev_handle *dev);
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int usb_reset_ex(usb_dev_handle *dev, unsigned int reset_type);
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char *usb_strerror(void);
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void usb_init(void);
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void usb_set_debug(int level);
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int usb_find_busses(void);
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int usb_find_devices(void);
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struct usb_device *usb_device(usb_dev_handle *dev);
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struct usb_bus *usb_get_busses(void);
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#ifdef _WINDOWS_
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/* Windows specific functions */
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#define LIBUSB_HAS_INSTALL_SERVICE_NP 1
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int usb_install_service_np(void);
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void CALLBACK usb_install_service_np_rundll(HWND wnd, HINSTANCE instance,
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LPSTR cmd_line, int cmd_show);
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#define LIBUSB_HAS_UNINSTALL_SERVICE_NP 1
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int usb_uninstall_service_np(void);
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void CALLBACK usb_uninstall_service_np_rundll(HWND wnd, HINSTANCE instance,
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LPSTR cmd_line, int cmd_show);
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#define LIBUSB_HAS_INSTALL_DRIVER_NP 1
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int usb_install_driver_np(const char *inf_file);
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void CALLBACK usb_install_driver_np_rundll(HWND wnd, HINSTANCE instance,
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LPSTR cmd_line, int cmd_show);
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#define LIBUSB_HAS_TOUCH_INF_FILE_NP 1
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int usb_touch_inf_file_np(const char *inf_file);
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void CALLBACK usb_touch_inf_file_np_rundll(HWND wnd, HINSTANCE instance,
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LPSTR cmd_line, int cmd_show);
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#define LIBUSB_HAS_INSTALL_NEEDS_RESTART_NP 1
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int usb_install_needs_restart_np(void);
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#define LIBUSB_HAS_INSTALL_NP 1
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int usb_install_npW(HWND hwnd, HINSTANCE instance, LPCWSTR cmd_line, int starg_arg);
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int usb_install_npA(HWND hwnd, HINSTANCE instance, LPCSTR cmd_line, int starg_arg);
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#define usb_install_np usb_install_npA
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void CALLBACK usb_install_np_rundll(HWND wnd, HINSTANCE instance,
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LPSTR cmd_line, int cmd_show);
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#endif
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const struct usb_version *usb_get_version(void);
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int usb_isochronous_setup_async(usb_dev_handle *dev, void **context,
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unsigned char ep, int pktsize);
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int usb_bulk_setup_async(usb_dev_handle *dev, void **context,
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unsigned char ep);
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int usb_interrupt_setup_async(usb_dev_handle *dev, void **context,
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unsigned char ep);
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int usb_submit_async(void *context, char *bytes, int size);
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int usb_reap_async(void *context, int timeout);
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int usb_reap_async_nocancel(void *context, int timeout);
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int usb_cancel_async(void *context);
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int usb_free_async(void **context);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LUSB0_USB__ */
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