X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=db.h;h=28bf84d9df60a6a003618931854e9b6fc36c3b5d;hb=fd6198891d6fd9642effc0843fef6f23b991af3e;hp=dfdc0d58a36d5f2a964b4442191a9b88a04303d5;hpb=94cd9258309ac4316632b0376cb92b04397e789f;p=plocate

diff --git a/db.h b/db.h
index dfdc0d5..28bf84d 100644
--- a/db.h
+++ b/db.h
@@ -5,11 +5,28 @@
 
 struct Header {
 	char magic[8];  // "\0plocate";
-	uint32_t version;  // 0.
+	uint32_t version;  // 2 is the current version.
 	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 {