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authorRasmus Dahlberg <rasmus.dahlberg@kau.se>2021-05-18 12:50:26 +0200
committerRasmus Dahlberg <rasmus.dahlberg@kau.se>2021-05-18 12:50:26 +0200
commit6a20aec8e8a93ce11f8b940659f49c889f94aef1 (patch)
treee3143744c8a794bc909908732ae3f2098a4fc959 /types/http.go
parent2b2fc76121699e20c60dabb40e4507128731c0d5 (diff)
added ToHTTP methods
Not unit tested yet.
Diffstat (limited to 'types/http.go')
-rw-r--r--types/http.go45
1 files changed, 33 insertions, 12 deletions
diff --git a/types/http.go b/types/http.go
index cc61d26..8bbe26d 100644
--- a/types/http.go
+++ b/types/http.go
@@ -54,27 +54,39 @@ func (sth *SignedTreeHead) ToHTTP() ([]byte, error) {
hdr.Add(HeaderSignature, hex.EncodeToString(sigident.Signature[:]))
hdr.Add(HeaderKeyHash, hex.EncodeToString(sigident.KeyHash[:]))
}
-
- buf := bytes.NewBuffer(nil)
- if err := hdr.Write(buf); err != nil {
- return nil, fmt.Errorf("hdr.Write(): %v", err) // should not happen
- }
- return buf.Bytes(), nil
+ return headerToBytes(hdr)
}
// ToHTTP returns a consistency proof as HTTP key-value pairs
-func (p *ConsistencyProof) ToHTTP() []byte {
- return nil // TODO
+func (p *ConsistencyProof) ToHTTP() ([]byte, error) {
+ hdr := http.Header{}
+ hdr.Add(HeaderNewSize, strconv.FormatUint(p.NewSize, 10))
+ hdr.Add(HeaderOldSize, strconv.FormatUint(p.OldSize, 10))
+ for _, hash := range p.Path {
+ hdr.Add(HeaderConsistencyPath, hex.EncodeToString(hash[:]))
+ }
+ return headerToBytes(hdr)
}
// ToHTTP returns an inclusion proof as HTTP key-value pairs
-func (p *InclusionProof) ToHTTP() []byte {
- return nil // TODO
+func (p *InclusionProof) ToHTTP() ([]byte, error) {
+ hdr := http.Header{}
+ hdr.Add(HeaderTreeSize, strconv.FormatUint(p.TreeSize, 10))
+ hdr.Add(HeaderLeafIndex, strconv.FormatUint(p.LeafIndex, 10))
+ for _, hash := range p.Path {
+ hdr.Add(HeaderInclusionPath, hex.EncodeToString(hash[:]))
+ }
+ return headerToBytes(hdr)
}
// ToHTTP returns a leaf as HTTP key-value pairs
-func (l *Leaf) ToHTTP() []byte {
- return nil // TODO
+func (l *Leaf) ToHTTP() ([]byte, error) {
+ hdr := http.Header{}
+ hdr.Add(HeaderShardHint, strconv.FormatUint(l.ShardHint, 10))
+ hdr.Add(HeaderChecksum, hex.EncodeToString(l.Checksum[:]))
+ hdr.Add(HeaderSignature, hex.EncodeToString(l.Signature[:]))
+ hdr.Add(HeaderKeyHash, hex.EncodeToString(l.KeyHash[:]))
+ return headerToBytes(hdr)
}
// SignedTreeHeadFromHTTP parses a signed tree head from HTTP key-value pairs
@@ -165,3 +177,12 @@ func decodeHex(str string, out []byte) error {
copy(out, buf)
return nil
}
+
+// headerToBytes encodes a header as HTTP key-value pairs
+func headerToBytes(hdr http.Header) ([]byte, error) {
+ buf := bytes.NewBuffer(nil)
+ if err := hdr.Write(buf); err != nil {
+ return nil, fmt.Errorf("hdr.Write(): %v", err) // should not happen
+ }
+ return buf.Bytes(), nil
+}