aboutsummaryrefslogtreecommitdiff
path: root/object/storer/packed/pack_idx_checksum.go
diff options
context:
space:
mode:
Diffstat (limited to 'object/storer/packed/pack_idx_checksum.go')
-rw-r--r--object/storer/packed/pack_idx_checksum.go34
1 files changed, 0 insertions, 34 deletions
diff --git a/object/storer/packed/pack_idx_checksum.go b/object/storer/packed/pack_idx_checksum.go
deleted file mode 100644
index 81fd75ec..00000000
--- a/object/storer/packed/pack_idx_checksum.go
+++ /dev/null
@@ -1,34 +0,0 @@
-package packed
-
-import (
- "bytes"
- "fmt"
-
- objectid "codeberg.org/lindenii/furgit/object/id"
-)
-
-// verifyMappedPackMatchesMappedIdx compares one mapped pack trailer hash with
-// the pack hash recorded in one mapped idx trailer.
-func verifyMappedPackMatchesMappedIdx(packData, idxData []byte, algo objectid.Algorithm) error {
- hashSize := algo.Size()
- if hashSize <= 0 {
- return objectid.ErrInvalidAlgorithm
- }
-
- if len(packData) < hashSize {
- return fmt.Errorf("objectstorer/packed: pack too short for trailer hash")
- }
-
- if len(idxData) < hashSize*2 {
- return fmt.Errorf("objectstorer/packed: idx too short for trailer hashes")
- }
-
- packTrailerHash := packData[len(packData)-hashSize:]
-
- idxPackHash := idxData[len(idxData)-hashSize*2 : len(idxData)-hashSize]
- if !bytes.Equal(packTrailerHash, idxPackHash) {
- return fmt.Errorf("objectstorer/packed: pack hash does not match idx")
- }
-
- return nil
-}