format: Move commitgraph and packfile here

1 files changed, 0 insertions, 52 deletions

diff --git a/packfile/entry_header.go b/packfile/entry_header.go
deleted file mode 100644
index 05664268..00000000
--- a/packfile/entry_header.go
+++ /dev/null
@@ -1,52 +0,0 @@
-package packfile
-
-import (
-	"fmt"
-
-	objecttype "codeberg.org/lindenii/furgit/object/type"
-)
-
-// EntryHeader is one parsed pack entry header prefix.
-type EntryHeader struct {
-	// Type is the entry type tag from the first header byte.
-	Type objecttype.Type
-	// Size is the declared resulting object size.
-	Size int64
-	// HeaderSize is the number of bytes consumed by the type/size header.
-	HeaderSize int
-}
-
-// ParseEntryHeader parses one pack entry type/size header from data.
-func ParseEntryHeader(data []byte) (EntryHeader, error) {
-	var zero EntryHeader
-	if len(data) == 0 {
-		return zero, fmt.Errorf("packfile: truncated entry header")
-	}
-
-	first := data[0]
-	header := EntryHeader{
-		Type:       objecttype.Type((first >> 4) & 0x07),
-		Size:       int64(first & 0x0f),
-		HeaderSize: 1,
-	}
-
-	shift := uint(4)
-
-	b := first
-	for b&0x80 != 0 {
-		if header.HeaderSize >= len(data) {
-			return zero, fmt.Errorf("packfile: truncated entry header")
-		}
-
-		b = data[header.HeaderSize]
-		header.HeaderSize++
-		header.Size |= int64(b&0x7f) << shift
-		shift += 7
-	}
-
-	if header.Size < 0 {
-		return zero, fmt.Errorf("packfile: negative entry size")
-	}
-
-	return header, nil
-}