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Diffstat (limited to 'dummy_drv_video/object_heap.h')
-rw-r--r--dummy_drv_video/object_heap.h100
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diff --git a/dummy_drv_video/object_heap.h b/dummy_drv_video/object_heap.h
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--- a/dummy_drv_video/object_heap.h
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@@ -1,100 +0,0 @@
-/*
- * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef OBJECT_HEAP_H
-#define OBJECT_HEAP_H
-
-#include <pthread.h>
-
-#define OBJECT_HEAP_OFFSET_MASK 0x7F000000
-#define OBJECT_HEAP_ID_MASK 0x00FFFFFF
-
-typedef struct object_base *object_base_p;
-typedef struct object_heap *object_heap_p;
-
-struct object_base {
- int id;
- int next_free;
-};
-
-struct object_heap {
- pthread_mutex_t mutex;
- int object_size;
- int id_offset;
- int next_free;
- int heap_size;
- int heap_increment;
- void **bucket;
- int num_buckets;
-};
-
-typedef int object_heap_iterator;
-
-/*
- * Return 0 on success, -1 on error
- */
-int
-object_heap_init(object_heap_p heap, int object_size, int id_offset);
-
-/*
- * Allocates an object
- * Returns the object ID on success, returns -1 on error
- */
-int
-object_heap_allocate(object_heap_p heap);
-
-/*
- * Lookup an allocated object by object ID
- * Returns a pointer to the object on success, returns NULL on error
- */
-object_base_p
-object_heap_lookup(object_heap_p heap, int id);
-
-/*
- * Iterate over all objects in the heap.
- * Returns a pointer to the first object on the heap, returns NULL if heap is empty.
- */
-object_base_p
-object_heap_first(object_heap_p heap, object_heap_iterator *iter);
-
-/*
- * Iterate over all objects in the heap.
- * Returns a pointer to the next object on the heap, returns NULL if heap is empty.
- */
-object_base_p
-object_heap_next(object_heap_p heap, object_heap_iterator *iter);
-
-/*
- * Frees an object
- */
-void
-object_heap_free(object_heap_p heap, object_base_p obj);
-
-/*
- * Destroys a heap, the heap must be empty.
- */
-void
-object_heap_destroy(object_heap_p heap);
-
-#endif /* OBJECT_HEAP_H */