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add two device descriptors

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This commit is contained in:
Sebastian Zagrodzki
2017-03-10 07:07:44 -05:00
parent c2776f302f
commit 8af7ddc71b
1 changed files with 109 additions and 22 deletions
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131
usb/fakelibusb_test.go
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@@ -15,9 +15,10 @@
package usb package usb
import ( import (
"errors" "fmt"
"sync" "sync"
"time" "time"
"unsafe"
) )
type fakeTransfer struct { type fakeTransfer struct {
@@ -89,21 +90,13 @@ func newFakeLibusb() *fakeLibusb {
} }
var ( var (
fakeDev1 = new(libusbDevice) fakeDevices = map[*libusbDevice]*Descriptor{
fakeDev2 = new(libusbDevice)
)
func (f *fakeLibusb) getDevices(*libusbContext) ([]*libusbDevice, error) {
return []*libusbDevice{fakeDev1, fakeDev2}, nil
}
func (f *fakeLibusb) getDeviceDesc(d *libusbDevice) (*Descriptor, error) {
switch d {
case fakeDev1:
// Bus 001 Device 001: ID 9999:0001 // Bus 001 Device 001: ID 9999:0001
// One config, one interface, one setup, // One config, one interface, one setup,
// two endpoints: 0x01 write, 0x82 read. // two endpoints: 0x01 OUT, 0x82 IN.
return &Descriptor{ // TODO(https://github.com/golang/go/issues/19487): replace with
// new(libusbDevice)
(*libusbDevice)(unsafe.Pointer(uintptr(1))): &Descriptor{
Bus: 1, Bus: 1,
Address: 1, Address: 1,
Spec: USB_2_0, Spec: USB_2_0,
@@ -112,24 +105,118 @@ func (f *fakeLibusb) getDeviceDesc(d *libusbDevice) (*Descriptor, error) {
Product: ID(0x0001), Product: ID(0x0001),
Protocol: 255, Protocol: 255,
Configs: []ConfigInfo{{ Configs: []ConfigInfo{{
Config: 1, Config: 1,
Attributes: uint8(TRANSFER_TYPE_BULK), MaxPower: 50, // * 2mA
MaxPower: 50, // * 2mA
Interfaces: []InterfaceInfo{{ Interfaces: []InterfaceInfo{{
Number: 0, Number: 0,
Setups: []InterfaceSetup{{ Setups: []InterfaceSetup{{
Number: 0, Number: 0,
Alternate: 0, Alternate: 0,
IfClass: uint8(CLASS_VENDOR_SPEC), IfClass: uint8(CLASS_VENDOR_SPEC),
Endpoints: []EndpointInfo{}, Endpoints: []EndpointInfo{{
Address: uint8(0x01 | ENDPOINT_DIR_OUT),
Attributes: uint8(TRANSFER_TYPE_BULK),
MaxPacketSize: 512,
}, {
Address: uint8(0x02 | ENDPOINT_DIR_IN),
Attributes: uint8(TRANSFER_TYPE_BULK),
MaxPacketSize: 512,
}},
}}, }},
}}, }},
}}, }},
}, nil },
case fakeDev2: // Bus 001 Device 002: ID 8888:0002
return &Descriptor{}, nil // One config, two interfaces. interface #0 with no endpoints,
// interface #1 with two alt setups with different packet sizes for
// endpoints. Two isochronous endpoints, 0x05 OUT and 0x86 OUT.
// TODO(https://github.com/golang/go/issues/19487): replace with
// new(libusbDevice)
(*libusbDevice)(unsafe.Pointer(uintptr(2))): &Descriptor{
Bus: 1,
Address: 2,
Spec: USB_2_0,
Device: BCD(0x0103), // 1.03
Vendor: ID(0x8888),
Product: ID(0x0002),
Protocol: 255,
Configs: []ConfigInfo{{
Config: 1,
MaxPower: 50, // * 2mA
Interfaces: []InterfaceInfo{{
Number: 0,
Setups: []InterfaceSetup{{
Number: 0,
Alternate: 0,
IfClass: uint8(CLASS_VENDOR_SPEC),
}},
}, {
Number: 1,
Setups: []InterfaceSetup{{
Number: 1,
Alternate: 0,
IfClass: uint8(CLASS_VENDOR_SPEC),
Endpoints: []EndpointInfo{{
Address: uint8(0x05 | ENDPOINT_DIR_OUT),
Attributes: uint8(TRANSFER_TYPE_ISOCHRONOUS),
MaxPacketSize: 2<<11 | 1024,
MaxIsoPacket: 3 * 1024,
}, {
Address: uint8(0x06 | ENDPOINT_DIR_IN),
Attributes: uint8(TRANSFER_TYPE_ISOCHRONOUS),
MaxPacketSize: 2<<11 | 1024,
MaxIsoPacket: 3 * 1024,
}},
}, {
Number: 1,
Alternate: 1,
IfClass: uint8(CLASS_VENDOR_SPEC),
Endpoints: []EndpointInfo{{
Address: uint8(0x05 | ENDPOINT_DIR_OUT),
Attributes: uint8(TRANSFER_TYPE_ISOCHRONOUS),
MaxPacketSize: 1<<11 | 1024,
MaxIsoPacket: 2 * 1024,
}, {
Address: uint8(0x06 | ENDPOINT_DIR_IN),
Attributes: uint8(TRANSFER_TYPE_ISOCHRONOUS),
MaxPacketSize: 1<<11 | 1024,
MaxIsoPacket: 2 * 1024,
}},
}, {
Number: 1,
Alternate: 2,
IfClass: uint8(CLASS_VENDOR_SPEC),
Endpoints: []EndpointInfo{{
Address: uint8(0x05 | ENDPOINT_DIR_OUT),
Attributes: uint8(TRANSFER_TYPE_ISOCHRONOUS),
MaxPacketSize: 1024,
MaxIsoPacket: 1024,
}, {
Address: uint8(0x06 | ENDPOINT_DIR_IN),
Attributes: uint8(TRANSFER_TYPE_ISOCHRONOUS),
MaxPacketSize: 1024,
MaxIsoPacket: 1024,
}},
}},
}},
}},
},
} }
return nil, errors.New("invalid USB device") )
func (f *fakeLibusb) getDevices(*libusbContext) ([]*libusbDevice, error) {
ret := make([]*libusbDevice, 0, len(fakeDevices))
for d := range fakeDevices {
ret = append(ret, d)
}
return ret, nil
}
func (f *fakeLibusb) getDeviceDesc(d *libusbDevice) (*Descriptor, error) {
if desc, ok := fakeDevices[d]; ok {
return desc, nil
}
return nil, fmt.Errorf("invalid USB device %p", d)
} }
func (f *fakeLibusb) dereference(d *libusbDevice) {} func (f *fakeLibusb) dereference(d *libusbDevice) {}