X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=db.h;h=1670d6bc304c1e327f3bf2463dfbb5ae953cf0ac;hb=44ce04acb27d8e0551e3e1b0783ef44c384c4b28;hp=ca8b3ea74ae513a16a6bb9ed42a4eccdd9ea40a0;hpb=d5f6c3c0a4419f48ac62beca86e28c9e6aea2412;p=plocate

diff --git a/db.h b/db.h
index ca8b3ea..1670d6b 100644
--- a/db.h
+++ b/db.h
@@ -5,12 +5,28 @@
 
 struct Header {
 	char magic[8];  // "\0plocate";
-	uint32_t version;  // 0.
+	uint32_t version;  // 1.
 	uint32_t hashtable_size;
 	uint32_t extra_ht_slots;
 	uint32_t num_docids;
 	uint64_t hash_table_offset_bytes;
 	uint64_t filename_index_offset_bytes;
+
+	// Version 1 and up only.
+	uint32_t max_version;  // Nominally 1 or 2, but can be increased if more features are added in a backward-compatible way.
+	uint32_t zstd_dictionary_length_bytes;
+	uint64_t zstd_dictionary_offset_bytes;
+
+	// Only if max_version >= 2, and only relevant for updatedb.
+	uint64_t directory_data_length_bytes;
+	uint64_t directory_data_offset_bytes;
+	uint64_t next_zstd_dictionary_length_bytes;
+	uint64_t next_zstd_dictionary_offset_bytes;
+	uint64_t conf_block_length_bytes;
+	uint64_t conf_block_offset_bytes;
+
+	// Only if max_version >= 2.
+	bool check_visibility;
 };
 
 struct Trigram {