*: format/pack -> packfile; format/delta -> delta; delete format

1 files changed, 11 insertions, 0 deletions

diff --git a/packfile/ingest/delta_header.go b/packfile/ingest/delta_header.go
new file mode 100644
index 00000000..76e90172
--- /dev/null
+++ b/packfile/ingest/delta_header.go
@@ -0,0 +1,11 @@
+package ingest
+
+import deltaapply "codeberg.org/lindenii/furgit/delta/apply"
+
+// finalizeStreamPackHash consumes trailer bytes and verifies stream integrity.
+// readDeltaHeaderSizes reads source and destination sizes from one delta payload.
+func readDeltaHeaderSizes(payload []byte) (int, int, error) {
+	reader := &byteSliceReader{data: payload}
+
+	return deltaapply.ReadHeaderSizes(reader)
+}