Staging: memrar: Moved memrar_allocator struct into memrar_allocator.c

index a4f8c58..00703c2 100644
@@ -41,6 +41,36 @@
 #include <linux/kernel.h>
 
 
+/**
+ * struct memrar_allocator - encapsulation of the memory allocator state
+ * @lock:		Lock used to synchronize access to the memory
+ *			allocator state.
+ * @base:		Base (start) address of the allocator memory
+ *			space.
+ * @capacity:		Size of the allocator memory space in bytes.
+ * @block_size:		The size in bytes of individual blocks within
+ *			the allocator memory space.
+ * @largest_free_area:	Largest free area of memory in the allocator
+ *			in bytes.
+ * @allocated_list:	List of allocated memory block address
+ *			ranges.
+ * @free_list:		List of free address ranges.
+ *
+ * This structure contains all memory allocator state, including the
+ * base address, capacity, free list, lock, etc.
+ */
+struct memrar_allocator {
+/* private: internal use only */
+	struct mutex lock;
+	unsigned long base;
+	size_t capacity;
+	size_t block_size;
+	size_t largest_free_area;
+	struct memrar_address_ranges allocated_list;
+	struct memrar_address_ranges free_list;
+};
+
+
 struct memrar_allocator *memrar_create_allocator(unsigned long base,
 						 size_t capacity,
 						 size_t block_size)

@@ -423,7 +453,19 @@ exit_memrar_free:
 	return 0;
 }
 
+size_t memrar_allocator_largest_free_area(struct memrar_allocator *allocator)
+{
+	if (allocator == NULL)
+		return 0;
+	return allocator->largest_free_area;
+}
 
+size_t memrar_allocator_capacity(struct memrar_allocator *allocator)
+{
+	if (allocator == NULL)
+		return 0;
+	return allocator->capacity;
+}
 
 /*
   Local Variables:

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