first attempt at libusb wrapper
chris.double
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9d266acdf0
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06464836e7
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! Copyright (C) 2006 Chris Double.
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! See http://factorcode.org/license.txt for BSD license.
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PROVIDE: contrib/usb {
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"usb.factor"
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} {
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} ;
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! Copyright (C) 2006 Chris Double.
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! See http://factorcode.org/license.txt for BSD license.
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!
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! TODO: Windows path = 260
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! fpathconf under linux?
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!
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IN: usb
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USING: kernel alien io math namespaces sequences parser ;
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"usb" windows? [ "libusb.dll" ] [ "libusb.so" ] if "cdecl" add-library
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: define-packed-field ( offset type name -- offset )
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>r parse-c-decl
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>r 1 r>
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>r swapd align r> r>
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"struct-name" get swap "-" swap append3
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3dup define-getter 3dup define-setter
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drop c-size rot * + ;
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: PACKED-FIELD: ( offset -- offset )
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scan scan define-packed-field ; parsing
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LIBRARY: usb
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BEGIN-STRUCT: usb_bus
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FIELD: void* next
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FIELD: void* prev
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FIELD: char[4097] dirname
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FIELD: void* devices
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FIELD: uint location
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FIELD: void* root_dev
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END-STRUCT
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! __attribute__ ((packed))
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BEGIN-STRUCT: usb_device_descriptor
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PACKED-FIELD: uchar bLength
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PACKED-FIELD: uchar bDescriptorType
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PACKED-FIELD: ushort bcdUSB
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PACKED-FIELD: uchar bDeviceClass
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PACKED-FIELD: uchar bDeviceSubClass
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PACKED-FIELD: uchar bDeviceProtocol
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PACKED-FIELD: uchar bMaxPacketSize0
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PACKED-FIELD: ushort idVendor
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PACKED-FIELD: ushort idProduct
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PACKED-FIELD: ushort bcdDevice;
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PACKED-FIELD: uchar iManufacturer
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PACKED-FIELD: uchar iProduct
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PACKED-FIELD: uchar iSerialNumber
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PACKED-FIELD: uchar bNumConfigurations
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END-STRUCT
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BEGIN-STRUCT: usb_config_descriptor
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PACKED-FIELD: uchar bLength ! __attribute__ ((packed))
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PACKED-FIELD: uchar bDescriptorType ! __attribute__ ((packed))
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PACKED-FIELD: ushort wTotalLength ! __attribute__ ((packed))
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PACKED-FIELD: uchar bNumInterfaces ! __attribute__ ((packed))
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PACKED-FIELD: uchar bConfigurationValue ! __attribute__ ((packed))
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PACKED-FIELD: uchar iConfiguration ! __attribute__ ((packed))
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PACKED-FIELD: uchar bmAttributes ! __attribute__ ((packed))
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PACKED-FIELD: uchar MaxPower ! __attribute__ ((packed))
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FIELD: void* interface
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FIELD: uchar* extra
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FIELD: int extralen
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END-STRUCT
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BEGIN-STRUCT: usb_device
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FIELD: void* next
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FIELD: void* prev
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FIELD: char[4097] filename
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FIELD: usb_bus* bus
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FIELD: usb_device_descriptor descriptor
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FIELD: usb_config_descriptor* config
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FIELD: void* dev
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FIELD: uchar devnum
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FIELD: uchar num_children
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FIELD: void* children
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END-STRUCT
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TYPEDEF: void* usb_dev_handle*
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FUNCTION: usb_dev_handle* usb_open ( usb_device* dev ) ;
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FUNCTION: int usb_close ( usb_dev_handle* dev ) ;
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FUNCTION: int usb_get_string ( usb_dev_handle* dev, int index, int langid, char *buf, int buflen ) ;
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FUNCTION: int usb_get_string_simple ( usb_dev_handle* dev, int index, char* buf, int buflen ) ;
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FUNCTION: int usb_get_descriptor_by_endpoint ( usb_dev_handle* udev, int ep, uchar type, uchar index, void* buf, int size ) ;
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FUNCTION: int usb_get_descriptor ( usb_dev_handle* udev, uchar type, uchar index, void* buf, int size ) ;
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FUNCTION: int usb_bulk_write ( usb_dev_handle* dev, int ep, char* bytes, int size, int timeout ) ;
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FUNCTION: int usb_bulk_read ( usb_dev_handle* dev, int ep, char* bytes, int size, int timeout ) ;
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FUNCTION: int usb_interrupt_write ( usb_dev_handle* dev, int ep, char* bytes, int size, int timeout ) ;
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FUNCTION: int usb_interrupt_read ( usb_dev_handle* dev, int ep, char* bytes, int size, int timeout ) ;
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FUNCTION: int usb_control_msg ( usb_dev_handle* dev, int requesttype, int request, int value, int index, char* bytes, int size, int timeout ) ;
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FUNCTION: int usb_set_configuration ( usb_dev_handle* dev, int configuration ) ;
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FUNCTION: int usb_claim_interface ( usb_dev_handle* dev, int interface ) ;
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FUNCTION: int usb_release_interface ( usb_dev_handle* dev, int interface ) ;
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FUNCTION: int usb_set_altinterface ( usb_dev_handle* dev, int alternate ) ;
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FUNCTION: int usb_resetep ( usb_dev_handle* dev, uint ep ) ;
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FUNCTION: int usb_clear_halt ( usb_dev_handle* dev, uint ep ) ;
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FUNCTION: int usb_reset ( usb_dev_handle* dev ) ;
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FUNCTION: int usb_get_driver_np ( usb_dev_handle* dev, int interface, char* name, uint namelen ) ;
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FUNCTION: char* usb_strerror ( ) ;
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FUNCTION: void usb_init ( ) ;
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FUNCTION: void usb_set_debug ( int level ) ;
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FUNCTION: int usb_find_busses ( ) ;
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FUNCTION: int usb_find_devices ( ) ;
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FUNCTION: usb_device* usb_device ( usb_dev_handle* dev ) ;
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FUNCTION: usb_bus* usb_get_busses ( ) ;
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: t1 ( -- string )
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usb_find_busses drop usb_find_devices drop usb_get_busses usb_bus-dirname ;
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: ((t2)) ( device -- )
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terpri
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[
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" " write
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dup usb_device-filename write
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" - " write dup usb_device-descriptor usb_device_descriptor-bLength number>string write
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" - " write dup usb_device-descriptor usb_device_descriptor-idVendor >hex write
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" - " write usb_device-descriptor usb_device_descriptor-idProduct >hex write
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] when* ;
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: (t2) ( bus -- )
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[
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dup usb_bus-dirname write " - " write
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dup usb_bus-devices ((t2))
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terpri
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usb_bus-next (t2)
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] when* ;
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: t2 ( -- )
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usb_get_busses (t2) ;
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