1 files changed, 64 insertions, 0 deletions
diff --git a/indra/lscript/llscriptresource.h b/indra/lscript/llscriptresource.h
new file mode 100644
index 0000000000..2aa0af882d
--- /dev/null
+++ b/indra/lscript/llscriptresource.h
@@ -0,0 +1,64 @@
+/** 
+ * @file llscriptresource.h
+ * @brief LLScriptResource class definition
+ *
+ * $LicenseInfo:firstyear=2008&license=internal$
+ * 
+ * Copyright (c) 2008, Linden Research, Inc.
+ * 
+ * The following source code is PROPRIETARY AND CONFIDENTIAL. Use of
+ * this source code is governed by the Linden Lab Source Code Disclosure
+ * Agreement ("Agreement") previously entered between you and Linden
+ * Lab. By accessing, using, copying, modifying or distributing this
+ * software, you acknowledge that you have been informed of your
+ * obligations under the Agreement and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLSCRIPTRESOURCE_H
+#define LL_LLSCRIPTRESOURCE_H
+
+#include "stdtypes.h"
+
+// An LLScriptResource is a limited resource per ID.
+class LLScriptResource
+{
+public:
+	LLScriptResource();
+
+	// If amount resources are available will mark amount resouces 
+	// used and returns true
+	// Otherwise returns false and doesn't mark any resources used.
+	bool request(S32 amount = 1);
+
+	// Release amount resources from use if at least amount resources are used and return true
+	// If amount is more than currently used no resources are released and return false
+	bool release(S32 amount = 1);
+
+	// Returns how many resources are available
+	S32 getAvailable() const;
+
+	// Sets the total amount of available resources
+	// It is possible to set the amount to less than currently used
+	// Most likely to happen on parcel ownership change
+	void setTotal(S32 amount);
+
+	// Get the total amount of available resources
+	S32 getTotal() const;
+
+	// Get the number of resources used
+	S32 getUsed() const;
+
+	// true if more resources used than total available
+	bool isOverLimit() const;
+
+private:
+	S32 mTotal; // How many resources have been set aside
+	S32 mUsed; // How many resources are currently in use
+};
+
+#endif // LL_LLSCRIPTRESOURCE_H