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https://github.com/jerryscript-project/jerryscript.git
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340a9ef002
JerryScript-DCO-1.0-Signed-off-by: Evgeny Gavrin e.gavrin@samsung.com JerryScript-DCO-1.0-Signed-off-by: Andrey Shitov a.shitov@samsung.com
96 lines
2.1 KiB
C++
96 lines
2.1 KiB
C++
/* Copyright 2015 Samsung Electronics Co., Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef RCS_CHUNKED_LIST_H
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#define RCS_CHUNKED_LIST_H
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#include "mem-allocator.h"
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/** \addtogroup recordset Recordset
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* @{
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*
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* \addtogroup chunkedlist Chunked list
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*
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* List of nodes with size exactly fit to one memory heap's chunk.
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*
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* @{
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*/
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/**
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* Chunked list
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*
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* Note:
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* Each node exactly fits size of one memory heap's chunk
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*/
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class rcs_chunked_list_t
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{
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public:
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/**
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* Constructor of chunked list
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*/
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rcs_chunked_list_t ()
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{
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head_p = tail_p = NULL;
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} /* rcs_chunked_list_t */
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/**
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* List node
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*/
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typedef struct
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{
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mem_cpointer_t prev_cp; /**< prev list's node */
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mem_cpointer_t next_cp; /**< next list's node */
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} node_t;
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void init (void);
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void cleanup (void);
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void free (void);
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node_t *get_first (void) const;
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node_t *get_last (void) const;
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node_t *get_prev (node_t *) const;
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node_t *get_next (node_t *node_p) const;
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node_t *append_new (void);
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node_t *insert_new (node_t *);
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void remove (node_t *);
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node_t *get_node_from_pointer (void *) const;
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uint8_t* get_data_space (node_t *) const;
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static size_t get_data_space_size (void);
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private:
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void set_prev (node_t *, node_t *);
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void set_next (node_t *, node_t *);
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static size_t get_node_size (void);
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void assert_list_is_correct (void) const;
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void assert_node_is_correct (const node_t *) const;
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node_t* head_p; /**< head node of list */
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node_t* tail_p; /**< tail node of list */
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};
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/**
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* @}
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* @}
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*/
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#endif /* RCS_CHUNKED_LIST_H */
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