From 3e884f5f3d42cbc4874a04da31dde10314b0cfad Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Thu, 26 Mar 2026 09:17:14 +0000
Subject: format: Move commitgraph and packfile here

---
 packfile/ingest/header.go | 49 -----------------------------------------------
 1 file changed, 49 deletions(-)
 delete mode 100644 packfile/ingest/header.go

(limited to 'packfile/ingest/header.go')

diff --git a/packfile/ingest/header.go b/packfile/ingest/header.go
deleted file mode 100644
index c9db0f1b..00000000
--- a/packfile/ingest/header.go
+++ /dev/null
@@ -1,49 +0,0 @@
-package ingest
-
-import (
-	"encoding/binary"
-	"fmt"
-	"io"
-
-	"codeberg.org/lindenii/furgit/packfile"
-)
-
-const packHeaderSize = 12
-
-// readAndValidatePackHeader reads one PACK header from src and validates it.
-func readAndValidatePackHeader(src io.Reader) (HeaderInfo, [packHeaderSize]byte, error) {
-	var hdr [packHeaderSize]byte
-
-	_, err := io.ReadFull(src, hdr[:])
-	if err != nil {
-		return HeaderInfo{}, [packHeaderSize]byte{}, &InvalidPackHeaderError{
-			Reason: fmt.Sprintf("read header: %v", err),
-		}
-	}
-
-	header, err := parseAndValidatePackHeader(hdr)
-	if err != nil {
-		return HeaderInfo{}, [packHeaderSize]byte{}, err
-	}
-
-	return header, hdr, nil
-}
-
-// parseAndValidatePackHeader validates one already-read PACK header.
-func parseAndValidatePackHeader(hdr [packHeaderSize]byte) (HeaderInfo, error) {
-	if binary.BigEndian.Uint32(hdr[:4]) != packfile.Signature {
-		return HeaderInfo{}, &InvalidPackHeaderError{Reason: "signature mismatch"}
-	}
-
-	version := binary.BigEndian.Uint32(hdr[4:8])
-	if !packfile.VersionSupported(version) {
-		return HeaderInfo{}, &InvalidPackHeaderError{
-			Reason: fmt.Sprintf("unsupported version %d", version),
-		}
-	}
-
-	return HeaderInfo{
-		Version:     version,
-		ObjectCount: binary.BigEndian.Uint32(hdr[8:12]),
-	}, nil
-}
-- 
cgit v1.3.1-10-gc9f91