summaryrefslogtreecommitdiff
path: root/Documentation/technical/pack-format.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/technical/pack-format.txt')
-rw-r--r--Documentation/technical/pack-format.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/technical/pack-format.txt b/Documentation/technical/pack-format.txt
index 78ee0489c6..3215f7bfcd 100644
--- a/Documentation/technical/pack-format.txt
+++ b/Documentation/technical/pack-format.txt
@@ -302,6 +302,11 @@ CHUNK DATA:
name. This is the only chunk not guaranteed to be a multiple of four
bytes in length, so should be the last chunk for alignment reasons.
+ OID Fanout (ID: {'O', 'I', 'D', 'F'})
+ The ith entry, F[i], stores the number of OIDs with first
+ byte at most i. Thus F[255] stores the total
+ number of objects.
+
OID Lookup (ID: {'O', 'I', 'D', 'L'})
The OIDs for all objects in the MIDX are stored in lexicographic
order in this chunk.