57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
// Copyright 2017 the gousb Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package usb
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import "sync"
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type fakeLibusb struct {
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sync.Mutex
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ts map[*libusbTransfer]chan struct{}
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}
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func (f *fakeLibusb) submit(t *libusbTransfer) usbError {
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f.Lock()
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defer f.Unlock()
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if f.ts[t] == nil {
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f.ts[t] = make(chan struct{})
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}
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close(f.ts[t])
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return SUCCESS
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}
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func (f *fakeLibusb) cancel(t *libusbTransfer) usbError { return SUCCESS }
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func (f *fakeLibusb) waitForSubmit(t *usbTransfer) {
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f.Lock()
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if f.ts[t.xfer] == nil {
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f.ts[t.xfer] = make(chan struct{})
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}
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ch := f.ts[t.xfer]
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f.Unlock()
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<-ch
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}
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func (f *fakeLibusb) runCallback(t *usbTransfer, cb func(*usbTransfer)) {
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f.Lock()
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defer f.Unlock()
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delete(f.ts, t.xfer)
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cb(t)
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close(t.done)
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}
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func newFakeLibusb() *fakeLibusb {
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return &fakeLibusb{ts: make(map[*libusbTransfer]chan struct{})}
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}
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