Class: USB::Setting

Inherits:
Data
  • Object
show all
Defined in:
lib/usb.rb,
ext/usb/usb.c

Instance Method Summary collapse

Instance Method Details

#bAlternateSetting ⇒ Object

USB::Setting#bAlternateSetting



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# File 'ext/usb/usb.c', line 367

static VALUE rusb_setting_bAlternateSetting(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bAlternateSetting); }

#bDescriptorType ⇒ Object

USB::Setting#bDescriptorType



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# File 'ext/usb/usb.c', line 361

static VALUE rusb_setting_bDescriptorType(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bDescriptorType); }

#bInterfaceClass ⇒ Object

USB::Setting#bInterfaceClass



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# File 'ext/usb/usb.c', line 373

static VALUE rusb_setting_bInterfaceClass(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bInterfaceClass); }

#bInterfaceNumber ⇒ Object

USB::Setting#bInterfaceNumber



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# File 'ext/usb/usb.c', line 364

static VALUE rusb_setting_bInterfaceNumber(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bInterfaceNumber); }

#bInterfaceProtocol ⇒ Object

USB::Setting#bInterfaceProtocol



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# File 'ext/usb/usb.c', line 379

static VALUE rusb_setting_bInterfaceProtocol(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bInterfaceProtocol); }

#bInterfaceSubClass ⇒ Object

USB::Setting#bInterfaceSubClass



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# File 'ext/usb/usb.c', line 376

static VALUE rusb_setting_bInterfaceSubClass(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bInterfaceSubClass); }

#bLength ⇒ Object

USB::Setting#bLength



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# File 'ext/usb/usb.c', line 358

static VALUE rusb_setting_bLength(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bLength); }

#bNumEndpoints ⇒ Object

USB::Setting#bNumEndpoints



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# File 'ext/usb/usb.c', line 370

static VALUE rusb_setting_bNumEndpoints(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->bNumEndpoints); }

#bus ⇒ Object 



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# File 'lib/usb.rb', line 354

def bus() self.interface.configuration.device.bus end

#configuration ⇒ Object 



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# File 'lib/usb.rb', line 356

def configuration() self.interface.configuration end

#description ⇒ Object 



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# File 'lib/usb.rb', line 349

def description
  return @description if defined? @description
  @description = self.device.open {|h| h.get_string_simple(self.iInterface) }
end

#device ⇒ Object 



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# File 'lib/usb.rb', line 355

def device() self.interface.configuration.device end

#endpoints ⇒ Object

USB::Setting#endpoints



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# File 'ext/usb/usb.c', line 385

static VALUE
rusb_setting_endpoints(VALUE v)
{
  struct usb_interface_descriptor *p = get_usb_interface_descriptor(v);
  int i;
  VALUE endpoint = rb_ary_new2(p->bNumEndpoints);
  for (i = 0; i < p->bNumEndpoints; i++)
    rb_ary_store(endpoint, i, rusb_endpoint_descriptor_make(&p->endpoint[i], v));
  return endpoint;
}

#iInterface ⇒ Object

USB::Setting#iInterface



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# File 'ext/usb/usb.c', line 382

static VALUE rusb_setting_iInterface(VALUE v) { return INT2FIX(get_usb_interface_descriptor(v)->iInterface); }

#inspect ⇒ Object 



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# File 'lib/usb.rb', line 335

def inspect
  if self.revoked?
    "\#<#{self.class} revoked>"
  else
    attrs = []
    attrs << self.bAlternateSetting.to_s
    devclass = USB.dev_string(self.bInterfaceClass, self.bInterfaceSubClass, self.bInterfaceProtocol)
    attrs << devclass
    desc = self.description
    attrs << desc if desc != '?'
    "\#<#{self.class} #{attrs.join(' ')}>"
  end
end

#interface ⇒ Object

USB::Interface#interface



355
 
# File 'ext/usb/usb.c', line 355

static VALUE rusb_setting_interface(VALUE v) { return get_rusb_interface_descriptor(v)->parent; }

#revoked? ⇒ Boolean

USB::Setting#revoked?

Returns:

  • (Boolean) 


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# File 'ext/usb/usb.c', line 348

static VALUE
rusb_setting_revoked_p(VALUE v)
{
  return RTEST(!check_usb_interface_descriptor(v));
}