From dda238b9fc105219f220f0ec3b341b0c81b71301 Mon Sep 17 00:00:00 2001
From: Rasmus Dahlberg <rasmus@mullvad.net>
Date: Mon, 20 Dec 2021 19:53:54 +0100
Subject: 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.
---
 pkg/types/trunnel.go | 63 ----------------------------------------------------
 1 file changed, 63 deletions(-)
 delete mode 100644 pkg/types/trunnel.go

(limited to 'pkg/types/trunnel.go')

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
-}
-- 
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