1 files changed, 89 insertions, 0 deletions
diff --git a/libbanshee/engine/bounds.c b/libbanshee/engine/bounds.c
new file mode 100644
index 00000000000..9b14b75b4d9
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+++ b/libbanshee/engine/bounds.c
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2000-2001
+ *      The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ */
+
+#include <stdlib.h>
+#include <assert.h>
+#include "bounds.h"
+
+struct bounds
+{
+  hash_set set;
+  gen_e_list elems;
+};
+
+bounds bounds_create(region r)
+{
+  bounds result;
+  
+  result = ralloc(r, struct bounds);
+  result->set = hs_create(r);
+  result->elems = new_gen_e_list(r);
+
+  return result;
+}
+
+gen_e_list bounds_exprs(bounds b)
+{
+  return b->elems;
+}
+
+bool bounds_add(bounds b, gen_e e, stamp s)
+{
+  if (hs_member(b->set, s))	
+    return TRUE;
+  
+  else
+    {
+      gen_e_list_cons(e,b->elems);
+      return FALSE;
+    }
+}
+
+bool bounds_empty(bounds b)
+{
+  return (gen_e_list_empty(b->elems));
+}
+
+bool bounds_query(bounds b, stamp x)
+{
+  return (hs_query(b->set, x));
+}
+
+void bounds_set(bounds b,gen_e_list l)
+{
+  b->elems = l;
+}
+
+void bounds_delete(bounds b)
+{
+  hs_delete(b->set);
+}
+
+