rename 'index' data structures to 'file index'
diff --git a/lib/got_index_priv.h b/lib/got_index_priv.h
index b80f3e8..d1bd962 100644
--- a/lib/got_index_priv.h
+++ b/lib/got_index_priv.h
@@ -21,7 +21,7 @@
* order to detect modifications made to on-disk files, they are never
* applied back to the filesystem.
*/
-struct got_index_entry {
+struct got_file_index_entry {
uint64_t ctime_sec;
uint64_t ctime_nsec;
uint64_t mtime_sec;
@@ -59,8 +59,8 @@ struct got_index_entry {
#define GOT_INDEX_ENTRY_STAGE_OURS 2
#define GOT_INDEX_ENTRY_STAGE_THEIRS 3
-/* On-disk index file header structure. */
-struct got_index_hdr {
+/* On-disk file index header structure. */
+struct got_file_index_hdr {
uint32_t signature; /* big-endian on disk */
uint32_t version; /* big-endian on disk */
uint32_t nentries; /* big-endian on disk */