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authorGravatar Runxi Yu2026-03-06 11:54:21 +0800
committerGravatar Runxi Yu2026-03-06 11:55:56 +0800
commitc62c5544fa23378843a3383a9dcd4494e5ea33bc (patch)
tree8b825a36767fe0ba3fb44f27cb634047c4c0318f /format/commitgraph/generation.go
parentformat/pack/ingest: Fix delta apply import (diff)
signatureNo signature
format/commitgraph: Split into ./read and ./ v0.1.60
Diffstat (limited to 'format/commitgraph/generation.go')
-rw-r--r--format/commitgraph/generation.go42
1 files changed, 0 insertions, 42 deletions
diff --git a/format/commitgraph/generation.go b/format/commitgraph/generation.go
deleted file mode 100644
index 41c743ab..00000000
--- a/format/commitgraph/generation.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package commitgraph
-
-import (
- "encoding/binary"
-
- "codeberg.org/lindenii/furgit/internal/intconv"
-)
-
-func (reader *Reader) readGenerationV2(layer *layer, index uint32, commitTime uint64) (uint64, error) {
- if len(layer.chunkGeneration) == 0 {
- return 0, nil
- }
-
- off64 := uint64(index) * 4
-
- off, err := intconv.Uint64ToInt(off64)
- if err != nil {
- return 0, err
- }
-
- value := binary.BigEndian.Uint32(layer.chunkGeneration[off : off+4])
-
- if value&generationOverflow == 0 {
- return commitTime + uint64(value), nil
- }
-
- gdo2Index := value ^ generationOverflow
- gdo2Off64 := uint64(gdo2Index) * 8
-
- gdo2Off, err := intconv.Uint64ToInt(gdo2Off64)
- if err != nil {
- return 0, err
- }
-
- if gdo2Off+8 > len(layer.chunkGenerationOv) {
- return 0, &ErrMalformed{Path: layer.path, Reason: "GDO2 index out of range"}
- }
-
- overflow := binary.BigEndian.Uint64(layer.chunkGenerationOv[gdo2Off : gdo2Off+8])
-
- return commitTime + overflow, nil
-}