aboutsummaryrefslogtreecommitdiff
path: root/object/store/packed/idx.go
diff options
context:
space:
mode:
authorGravatar Runxi Yu2026-03-28 04:19:44 +0000
committerGravatar Runxi Yu2026-03-28 04:20:29 +0000
commit402ef2733813d128631ca4aea18c2908c74340d5 (patch)
treee03a90b6f41411bd62e7339390802c5c50082850 /object/store/packed/idx.go
parentobject/store: Rename from object/storer (diff)
signatureNo signature
object/store: Rename back from storer; rename Store to ReadingStore v0.1.118
Diffstat (limited to 'object/store/packed/idx.go')
-rw-r--r--object/store/packed/idx.go36
1 files changed, 36 insertions, 0 deletions
diff --git a/object/store/packed/idx.go b/object/store/packed/idx.go
new file mode 100644
index 00000000..5024f2f3
--- /dev/null
+++ b/object/store/packed/idx.go
@@ -0,0 +1,36 @@
+package packed
+
+import (
+ "os"
+
+ objectid "codeberg.org/lindenii/furgit/object/id"
+)
+
+// idxFile stores one mapped and validated idx v2 file.
+type idxFile struct {
+ // idxName is the basename of this .idx file.
+ idxName string
+ // packName is the matching .pack basename.
+ packName string
+ // algo is the hash algorithm encoded by the index.
+ algo objectid.Algorithm
+
+ // file is the opened index file descriptor.
+ file *os.File
+ // data is the mapped index bytes.
+ data []byte
+
+ // fanout stores fanout table values.
+ fanout [256]uint32
+ // numObjects equals fanout[255].
+ numObjects int
+
+ // namesOffset starts the sorted object-id table.
+ namesOffset int
+ // offset32Offset starts the 32-bit offset table.
+ offset32Offset int
+ // offset64Offset starts the 64-bit offset table.
+ offset64Offset int
+ // offset64Count is the number of 64-bit offset entries.
+ offset64Count int
+}