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authorAdrian Thurston <thurston@complang.org>2012-07-01 12:48:22 -0400
committerAdrian Thurston <thurston@complang.org>2012-07-01 12:48:22 -0400
commit247904a84430b8c9151fa6afb68f01b60afb92c9 (patch)
tree58d498f783a935b02255120c814c387745dc6e41 /src/map.h
parentd8cdec468bb7efad768d25872147533312cffe91 (diff)
downloadcolm-247904a84430b8c9151fa6afb68f01b60afb92c9.tar.gz
moved 'colm' dir to 'src'
Diffstat (limited to 'src/map.h')
-rw-r--r--src/map.h108
1 files changed, 108 insertions, 0 deletions
diff --git a/src/map.h b/src/map.h
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+/*
+ * Copyright 2010-2012 Adrian Thurston <thurston@complang.org>
+ */
+
+/* This file is part of Colm.
+ *
+ * Colm is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Colm is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Colm; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _MAP_H
+#define _MAP_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+#include <program.h>
+
+typedef struct _MapEl
+{
+ /* Must overlay Kid. */
+ Tree *tree;
+ struct _MapEl *next;
+ struct _MapEl *prev;
+
+ struct _MapEl *left, *right, *parent;
+ long height;
+ Tree *key;
+} MapEl;
+
+typedef struct _Map
+{
+ /* Must overlay Tree. */
+ short id;
+ unsigned short flags;
+ long refs;
+ MapEl *head;
+
+ MapEl *tail;
+ MapEl *root;
+ long treeSize;
+ GenericInfo *genericInfo;
+} Map;
+
+void mapListAbandon( Map *map );
+
+void mapListAddBefore( Map *map, MapEl *next_el, MapEl *new_el );
+void mapListAddAfter( Map *map, MapEl *prev_el, MapEl *new_el );
+MapEl *mapListDetach( Map *map, MapEl *el );
+void mapAttachRebal( Map *map, MapEl *element, MapEl *parentEl, MapEl *lastLess );
+void mapDeleteChildrenOf( Map *map, MapEl *element );
+void mapEmpty( Map *map );
+MapEl *mapRebalance( Map *map, MapEl *n );
+void mapRecalcHeights( Map *map, MapEl *element );
+MapEl *mapFindFirstUnbalGP( Map *map, MapEl *element );
+MapEl *mapFindFirstUnbalEl( Map *map, MapEl *element );
+void mapRemoveEl( Map *map, MapEl *element, MapEl *filler );
+void mapReplaceEl( Map *map, MapEl *element, MapEl *replacement );
+MapEl *mapInsertEl( Program *prg, Map *map, MapEl *element, MapEl **lastFound );
+MapEl *mapInsertKey( Program *prg, Map *map, Tree *key, MapEl **lastFound );
+MapEl *mapImplFind( Program *prg, Map *map, Tree *key );
+MapEl *mapDetachByKey( Program *prg, Map *map, Tree *key );
+MapEl *mapDetach( Program *prg, Map *map, MapEl *element );
+MapEl *mapCopyBranch( Program *prg, Map *map, MapEl *el, Kid *oldNextDown, Kid **newNextDown );
+
+long cmpTree( Program *prg, const Tree *tree1, const Tree *tree2 );
+
+void mapImplRemoveEl( Program *prg, Map *map, MapEl *element );
+int mapImplRemoveKey( Program *prg, Map *map, Tree *key );
+
+/*
+ * Iterators.
+ */
+
+void initTreeIter( TreeIter *treeIter, const Ref *rootRef, int searchId, Tree **stackRoot );
+void initRevTreeIter( RevTreeIter *revTriter, const Ref *rootRef,
+ int searchId, Tree **stackRoot, int children );
+
+
+void initUserIter( UserIter *userIter, Tree **stackRoot, long argSize, long searchId );
+
+Tree *mapFind( Program *prg, Map *map, Tree *key );
+long mapLength( Map *map );
+Tree *mapUnstore( Program *prg, Map *map, Tree *key, Tree *existing );
+int mapInsert( Program *prg, Map *map, Tree *key, Tree *element );
+void mapUnremove( Program *prg, Map *map, Tree *key, Tree *element );
+Tree *mapUninsert( Program *prg, Map *map, Tree *key );
+Tree *mapStore( Program *prg, Map *map, Tree *key, Tree *element );
+
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif
+