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soypat
38 lines
736 B
Go
38 lines
736 B
Go
package main
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import (
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"math/rand"
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"time"
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"github.com/soypat/lneto/ethernet"
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)
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func init() {
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mn := &mockNetwork{
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rng: rand.New(rand.NewSource(time.Now().UnixNano())),
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}
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network = mn
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}
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type mockNetwork struct {
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rng *rand.Rand
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}
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func (m *mockNetwork) SendEth(frame []byte) error {
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return nil
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}
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func (m *mockNetwork) RecvEth(dst []byte) (int, error) {
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n := m.rng.Int() % ethernet.MaxFrameLength
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if n < ethernet.MinimumFrameLength {
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return 0, nil
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}
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n, _ = m.rng.Read(dst[:min(len(dst), n)])
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return n, nil
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}
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func (m *mockNetwork) HardwareAddress6() ([6]byte, error) {
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return [6]byte{0xde, 0xad, 0xbe, 0xef, 0x00, 0x00}, nil
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}
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func (m *mockNetwork) MaxFrameLength() (int, error) {
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return ethernet.MaxFrameLength, nil
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}
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