started refactoring add-entry code path according to doc

1 files changed, 11 insertions, 5 deletions

diff --git a/type.go b/type.go
index 060ce30..5a32964 100644
--- a/type.go
+++ b/type.go
@@ -272,8 +272,9 @@ func StItemToB64(i StItem) (string, error) {
 
 // Appendix is extra data that Trillian can store about a leaf
 type Appendix struct {
-	Signature []byte           `tls:"minlen:0,maxlen:16383"`
-	Chain     []RawCertificate `tls:"minlen:0,maxlen:65535"`
+	Signature       []byte `tls:"minlen:0,maxlen:16383"`
+	SignatureScheme uint16
+	Chain           []RawCertificate `tls:"minlen:0,maxlen:65535"`
 }
 
 // RawCertificate is a serialized X.509 certificate
@@ -282,10 +283,15 @@ type RawCertificate struct {
 }
 
 // NewAppendix creates a new leaf Appendix for an X.509 chain and signature
-func NewAppendix(x509Chain []*x509.Certificate, signature []byte) Appendix {
-	chain := make([]RawCertificate, 0, 2) // TODO: base length on config param
+func NewAppendix(x509Chain []*x509.Certificate, signature []byte, signatureScheme uint16) Appendix {
+	chain := make([]RawCertificate, 0, len(x509Chain))
 	for _, c := range x509Chain {
 		chain = append(chain, RawCertificate{c.Raw})
 	}
-	return Appendix{Signature: signature, Chain: chain}
+
+	return Appendix{
+		Signature:       signature,
+		Chain:           chain,
+		SignatureScheme: signatureScheme,
+	}
 }