From befa2f111cfaa48596a2f0a5ec5eacd8561f776a Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Mon, 25 May 2015 03:20:43 +0200
Subject: [PATCH] Create database_info_iterate_crc_lookup

---
 database_info.h       |  1 +
 tasks/task_database.c | 17 +++++++++++++++--
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/database_info.h b/database_info.h
index ebd08fc99c..36603469bc 100644
--- a/database_info.h
+++ b/database_info.h
@@ -41,6 +41,7 @@ enum database_type
 {
    DATABASE_TYPE_NONE = 0,
    DATABASE_TYPE_ITERATE,
+   DATABASE_TYPE_CRC_LOOKUP,
 };
 
 typedef struct
diff --git a/tasks/task_database.c b/tasks/task_database.c
index e1c17919fa..6634c1ab84 100644
--- a/tasks/task_database.c
+++ b/tasks/task_database.c
@@ -80,11 +80,11 @@ static int database_info_iterate_playlist(
 
 #ifdef HAVE_ZLIB
       db_state->crc = zlib_crc32_calculate(db_state->buf, ret);
-      RARCH_LOG("CRC32: 0x%x .\n", (unsigned)db_state->crc);
 #endif
+      db->type = DATABASE_TYPE_CRC_LOOKUP;
+      return 1;
    }
 
-
    return 0;
 }
 
@@ -98,6 +98,14 @@ static int database_info_iterate_next(
    return -1;
 }
 
+static int database_info_iterate_crc_lookup(
+      database_state_handle_t *db_state,
+      database_info_handle_t *db)
+{
+   RARCH_LOG("CRC32: 0x%x .\n", (unsigned)db_state->crc);
+   return 0;
+}
+
 static int database_info_iterate(database_state_handle_t *state, database_info_handle_t *db)
 {
    const char *name = db ? db->list->elems[db->list_ptr].data : NULL;
@@ -114,6 +122,8 @@ static int database_info_iterate(database_state_handle_t *state, database_info_h
          break;
       case DATABASE_TYPE_ITERATE:
          return database_info_iterate_playlist(state, db, name);
+      case DATABASE_TYPE_CRC_LOOKUP:
+         return database_info_iterate_crc_lookup(state, db);
    }
 
    return 0;
@@ -188,7 +198,10 @@ void rarch_main_data_db_iterate(bool is_thread, void *data)
          break;
       case DATABASE_STATUS_ITERATE:
          if (database_info_iterate(&runloop->db.state, db) == 0)
+         {
             db->status = DATABASE_STATUS_ITERATE_NEXT;
+            db->type   = DATABASE_TYPE_ITERATE;
+         }
          break;
       case DATABASE_STATUS_ITERATE_NEXT:
          if (database_info_iterate_next(db) == 0)