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+/*
+ * $Id: icache.h 874 2007-12-15 02:51:06Z hubert@u.washington.edu $
+ *
+ * ========================================================================
+ * Copyright 2006-2007 University of Washington
+ * Copyright 2013 Eduardo Chappa
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * ========================================================================
+ */
+
+#ifndef PITH_ICACHE_INCLUDED
+#define PITH_ICACHE_INCLUDED
+
+
+#include "../pith/msgno.h"
+#include "../pith/thread.h"
+#include "../pith/indxtype.h"
+
+
+/* flags for clear_index_cache() */
+#define IC_USE_RAW_MSGNO 0x01
+#define IC_CLEAR_WIDTHS_DONE 0x02
+
+
+/* exported protoypes */
+void clear_index_cache_ent(MAILSTREAM *, long, unsigned);
+void clear_index_cache(MAILSTREAM *, unsigned);
+void clear_index_cache_for_thread(MAILSTREAM *, PINETHRD_S *, MSGNO_S *);
+void clear_icache_flags(MAILSTREAM *);
+void set_need_format_setup(MAILSTREAM *);
+int need_format_setup(MAILSTREAM *);
+void set_format_includes_msgno(MAILSTREAM *);
+int format_includes_msgno(MAILSTREAM *);
+void set_format_includes_smartdate(MAILSTREAM *);
+int format_includes_smartdate(MAILSTREAM *);
+void free_ice(ICE_S **);
+void clear_ice(ICE_S **);
+void free_ifield(IFIELD_S **);
+void free_ielem(IELEM_S **);
+ICE_S *fetch_ice(MAILSTREAM *, unsigned long);
+ICE_S **fetch_ice_ptr(MAILSTREAM *, unsigned long);
+ICE_S *copy_ice(ICE_S *);
+IFIELD_S *copy_ifield(IFIELD_S *);
+IELEM_S *copy_ielem(IELEM_S *);
+ICE_S *new_ice(void);
+IFIELD_S *new_ifield(IFIELD_S **);
+IELEM_S *new_ielem(IELEM_S **);
+
+
+#endif /* PITH_ICACHE_INCLUDED */