types: Start using sigsum-lib-go

This commit does not change the way in which the log behaves externally.
In other words, all changes are internal and involves renaming and code
restructuring.  Most notably picking up the refactored sigsum-lib-go.

1 files changed, 0 insertions, 63 deletions

diff --git a/pkg/types/trunnel.go b/pkg/types/trunnel.go
deleted file mode 100644
index 5350c5b..0000000
--- a/pkg/types/trunnel.go
+++ /dev/null
@@ -1,63 +0,0 @@
-package types
-
-import (
-	"encoding/binary"
-	"fmt"
-)
-
-const (
-	// MessageSize is the number of bytes in a Trunnel-encoded leaf message
-	MessageSize = 8 + HashSize
-	// LeafSize is the number of bytes in a Trunnel-encoded leaf
-	LeafSize = MessageSize + SignatureSize + HashSize
-	// TreeHeadSize is the number of bytes in a Trunnel-encoded tree head
-	TreeHeadSize = 8 + 8 + HashSize + HashSize
-)
-
-// Marshal returns a Trunnel-encoded message
-func (m *Message) Marshal() []byte {
-	buf := make([]byte, MessageSize)
-	binary.BigEndian.PutUint64(buf, m.ShardHint)
-	copy(buf[8:], m.Checksum[:])
-	return buf
-}
-
-// Marshal returns a Trunnel-encoded leaf
-func (l *Leaf) Marshal() []byte {
-	buf := l.Message.Marshal()
-	buf = append(buf, l.SigIdent.Signature[:]...)
-	buf = append(buf, l.SigIdent.KeyHash[:]...)
-	return buf
-}
-
-// Marshal returns a Trunnel-encoded tree head
-func (th *TreeHead) Marshal() []byte {
-	buf := make([]byte, TreeHeadSize)
-	binary.BigEndian.PutUint64(buf[0:8], th.Timestamp)
-	binary.BigEndian.PutUint64(buf[8:16], th.TreeSize)
-	copy(buf[16:16+HashSize], th.RootHash[:])
-	copy(buf[16+HashSize:], th.KeyHash[:])
-	return buf
-}
-
-// Unmarshal parses the Trunnel-encoded buffer as a leaf
-func (l *Leaf) Unmarshal(buf []byte) error {
-	if len(buf) != LeafSize {
-		return fmt.Errorf("invalid leaf size: %v", len(buf))
-	}
-	// Shard hint
-	l.ShardHint = binary.BigEndian.Uint64(buf)
-	offset := 8
-	// Checksum
-	l.Checksum = &[HashSize]byte{}
-	copy(l.Checksum[:], buf[offset:offset+HashSize])
-	offset += HashSize
-	// Signature
-	l.Signature = &[SignatureSize]byte{}
-	copy(l.Signature[:], buf[offset:offset+SignatureSize])
-	offset += SignatureSize
-	// KeyHash
-	l.KeyHash = &[HashSize]byte{}
-	copy(l.KeyHash[:], buf[offset:])
-	return nil
-}