93 lines
No EOL
3.1 KiB
C
93 lines
No EOL
3.1 KiB
C
/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#ifndef __CO_PPBUFF_H__
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#define __CO_PPBUFF_H__
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#include "btlib_type.h"
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#include "btlib_more.h"
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#include "bt_co_list.h"
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/* protocol type */
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#define PPB_GET_PROTO_TYPE(ppb) (ppb->flag & 0x0F)
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#define PPB_SET_PROTO_TYPE(ppb,type) ppb->flag |= type
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#define PP_BUFF_FLAG_NORMAL 0x00 /* normal buffer */
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#define PP_BUFF_FLAG_L2CAPE 0x01 /* l2cap enhanced retrans buffer */
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/* alloc type */
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#define PPB_GET_ALLOC_TYPE(ppb) (ppb->flag & 0xF0)
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#define PPB_SET_ALLOC_TYPE(ppb,type) ppb->flag |= type
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#define PP_BUFF_FLAG_ALLOC_DYNAMIC 0x10 /* dynamic alloced, free inside */
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#define PP_BUFF_FLAG_ALLOC_INPLACE 0x20 /* inplace alloced, free outside */
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struct pp_buff {
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struct pp_buff *next;
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struct pp_buff *prev;
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uint16 len;
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uint16 flag;
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uint8 *head;
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uint8 *data;
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uint8 *tail;
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uint8 *end;
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void *context;
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#if DBG_PPBUFF_NEED_STATISTIC==1
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struct list_node node;
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uint32 ca;
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#endif
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};
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struct pp_buff_head {
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struct pp_buff *next;
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struct pp_buff *prev;
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uint32 qlen;
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};
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct pp_buff *ppb_alloc(uint32 size);
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struct pp_buff *ppb_alloc_inplace(uint32 size, uint8 *inplace_buff, uint32 inplace_buff_len);
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void ppb_free( struct pp_buff *ppb);
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uint8 *ppb_put(struct pp_buff *ppb, uint32 len);
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void ppb_put_data(struct pp_buff *ppb, uint8 *data, uint32 len);
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uint8 *ppb_push(struct pp_buff *ppb, uint32 len);
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uint8 *ppb_pull(struct pp_buff *ppb, uint32 len);
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void ppb_reserve(struct pp_buff *ppb, int len);
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void ppb_trim(struct pp_buff *ppb, unsigned int len);
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struct pp_buff *ppb_peek(struct pp_buff_head *list_);
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struct pp_buff *ppb_peek_tail(struct pp_buff_head *list_);
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void ppb_queue_head_init(struct pp_buff_head *list);
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void ppb_queue_after(struct pp_buff_head *list, struct pp_buff *prev,struct pp_buff *newpp);
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void ppb_queue_head(struct pp_buff_head *list, struct pp_buff *newpp);
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void ppb_queue_tail(struct pp_buff_head *list, struct pp_buff *newpp);
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struct pp_buff *ppb_dequeue(struct pp_buff_head *list);
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void ppb_insert(struct pp_buff *newpp, struct pp_buff *prev, struct pp_buff *next, struct pp_buff_head *list);
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void ppb_append(struct pp_buff *old, struct pp_buff *newpp, struct pp_buff_head *list);
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void ppb_unlink(struct pp_buff *ppb, struct pp_buff_head *list);
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struct pp_buff *ppb_dequeue_tail(struct pp_buff_head *list);
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struct pp_buff *ppb_alloc_fixpacket(uint32 size);
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void ppb_print_statistic(void);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __CO_PPBUFF_H__ */ |