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lightningnetwork / lnd / 11170835610

03 Oct 2024 10:41PM UTC coverage: 49.188% (-9.6%) from 58.738%
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Merge pull request #9154 from ziggie1984/master

multi: bump btcd version.

3 of 6 new or added lines in 6 files covered. (50.0%)

26110 existing lines in 428 files now uncovered.

97359 of 197934 relevant lines covered (49.19%)

1.04 hits per line

Source File
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70.0
/lnwire/funding_signed.go
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package lnwire
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import (
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        "bytes"
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        "io"
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        "github.com/lightningnetwork/lnd/tlv"
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)
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// FundingSigned is sent from Bob (the responder) to Alice (the initiator)
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// after receiving the funding outpoint and her signature for Bob's version of
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// the commitment transaction.
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type FundingSigned struct {
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        // ChannelPoint is the particular active channel that this
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        // FundingSigned is bound to.
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        ChanID ChannelID
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        // CommitSig is Bob's signature for Alice's version of the commitment
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        // transaction.
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        CommitSig Sig
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        // PartialSig is used to transmit a musig2 extended partial signature
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        // that also carries along the public nonce of the signer.
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        //
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        // NOTE: This field is only populated if a musig2 taproot channel is
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        // being signed for. In this case, the above Sig type MUST be blank.
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        PartialSig OptPartialSigWithNonceTLV
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        // ExtraData is the set of data that was appended to this message to
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        // fill out the full maximum transport message size. These fields can
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        // be used to specify optional data such as custom TLV fields.
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        ExtraData ExtraOpaqueData
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}
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// A compile time check to ensure FundingSigned implements the lnwire.Message
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// interface.
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var _ Message = (*FundingSigned)(nil)
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// Encode serializes the target FundingSigned into the passed io.Writer
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// implementation. Serialization will observe the rules defined by the passed
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// protocol version.
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//
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// This is part of the lnwire.Message interface.
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func (f *FundingSigned) Encode(w *bytes.Buffer, pver uint32) error {
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        recordProducers := make([]tlv.RecordProducer, 0, 1)
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        f.PartialSig.WhenSome(func(sig PartialSigWithNonceTLV) {
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                recordProducers = append(recordProducers, &sig)
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        })
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        err := EncodeMessageExtraData(&f.ExtraData, recordProducers...)
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        if err != nil {
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                return err
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        }
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        if err := WriteChannelID(w, f.ChanID); err != nil {
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                return err
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        }
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        if err := WriteSig(w, f.CommitSig); err != nil {
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                return err
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        }
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        return WriteBytes(w, f.ExtraData)
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}
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// Decode deserializes the serialized FundingSigned stored in the passed
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// io.Reader into the target FundingSigned using the deserialization rules
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// defined by the passed protocol version.
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//
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// This is part of the lnwire.Message interface.
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func (f *FundingSigned) Decode(r io.Reader, pver uint32) error {
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        err := ReadElements(r, &f.ChanID, &f.CommitSig)
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        if err != nil {
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                return err
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UNCOV
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        }
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        var tlvRecords ExtraOpaqueData
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        if err := ReadElements(r, &tlvRecords); err != nil {
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                return err
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        }
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        partialSig := f.PartialSig.Zero()
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        typeMap, err := tlvRecords.ExtractRecords(&partialSig)
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        if err != nil {
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                return err
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        }
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        // Set the corresponding TLV types if they were included in the stream.
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        if val, ok := typeMap[f.PartialSig.TlvType()]; ok && val == nil {
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                f.PartialSig = tlv.SomeRecordT(partialSig)
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        }
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        if len(tlvRecords) != 0 {
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                f.ExtraData = tlvRecords
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        }
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        return nil
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}
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// MsgType returns the uint32 code which uniquely identifies this message as a
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// FundingSigned on the wire.
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//
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// This is part of the lnwire.Message interface.
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func (f *FundingSigned) MsgType() MessageType {
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        return MsgFundingSigned
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}
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