132 lines
4.2 KiB
C
132 lines
4.2 KiB
C
/******************************************************************************
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*
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* Copyright (C) 1999-2012 Broadcom Corporation
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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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******************************************************************************/
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#ifndef _GKI_H_
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#define _GKI_H_
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#include "bt_target.h"
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#include "bt_types.h"
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#include "gki_common.h"
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#include "gki_int.h"
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#include "allocator.h"
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#define ALIGN_POOL(pl_size) ( (((pl_size) + 3) / sizeof(UINT32)) * sizeof(UINT32))
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#define BUFFER_HDR_SIZE (sizeof(BUFFER_HDR_T)) /* Offset past header */
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#define BUFFER_PADDING_SIZE (sizeof(BUFFER_HDR_T) + sizeof(UINT32)) /* Header + Magic Number */
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#define MAGIC_NO 0xDDBADDBA
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#define BUF_STATUS_FREE 0
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#define BUF_STATUS_UNLINKED 1
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#define BUF_STATUS_QUEUED 2
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/* Timer list entry callback type
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*/
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typedef void (TIMER_CBACK)(void *p_tle);
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#ifndef TIMER_PARAM_TYPE
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#define TIMER_PARAM_TYPE UINT32
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#endif
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/* Define a timer list entry
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*/
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typedef struct _tle {
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struct _tle *p_next;
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struct _tle *p_prev;
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TIMER_CBACK *p_cback;
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INT32 ticks;
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INT32 ticks_initial;
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TIMER_PARAM_TYPE param;
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TIMER_PARAM_TYPE data;
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UINT16 event;
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UINT8 in_use;
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} TIMER_LIST_ENT;
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/***********************************************************************
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** This queue is a general purpose buffer queue, for application use.
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*/
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typedef struct {
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void *_p_first;
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void *_p_last;
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UINT16 _count;
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} BUFFER_Q;
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#define GKI_PUBLIC_POOL 0 /* General pool accessible to GKI_getbuf() */
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#define GKI_RESTRICTED_POOL 1 /* Inaccessible pool to GKI_getbuf() */
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/***********************************************************************
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** Function prototypes
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*/
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/* To get and release buffers, change owner and get size
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*/
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void *GKI_getbuf_func(UINT16);
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void *GKI_getpoolbuf_func(UINT8);
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void GKI_freebuf(void *);
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UINT16 GKI_get_buf_size (void *);
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void *GKI_getpoolbuf (UINT8);
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UINT16 GKI_poolcount (UINT8);
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UINT16 GKI_poolfreecount (UINT8);
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UINT16 GKI_poolutilization (UINT8);
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#ifdef CONFIG_BLUEDROID_MEM_DEBUG
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#define GKI_getbuf(_size) \
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({ \
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BUFFER_HDR_T *header = osi_malloc((_size) + BUFFER_HDR_SIZE); \
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header->status = BUF_STATUS_UNLINKED; \
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header->p_next = NULL; \
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header->Type = 0; \
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header->size = (_size); \
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(void *)(header + 1); \
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})
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#define GKI_getpoolbuf(_pool_id) \
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({ \
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(void *)GKI_getbuf(gki_cb.com.pool_size[(_pool_id)]); \
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})
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#else
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#define GKI_getbuf GKI_getbuf_func
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#define GKI_getpoolbuf GKI_getpoolbuf_func
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#endif /* CONFIG_BLUEDROID_MEM_DEBUG */
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/* User buffer queue management
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*/
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void *GKI_dequeue (BUFFER_Q *);
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void GKI_enqueue (BUFFER_Q *, void *);
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void *GKI_getfirst (BUFFER_Q *);
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void *GKI_getlast (BUFFER_Q *);
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void *GKI_getnext (void *);
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void GKI_init_q (BUFFER_Q *);
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UINT16 GKI_queue_length(BUFFER_Q *);
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BOOLEAN GKI_queue_is_empty(BUFFER_Q *);
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void *GKI_remove_from_queue (BUFFER_Q *, void *);
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UINT16 GKI_get_pool_bufsize (UINT8);
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/* Timer management
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*/
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void GKI_delay(UINT32);
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/* Disable Interrupts, Enable Interrupts
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*/
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void GKI_enable(void);
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void GKI_disable(void);
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/* os timer operation */
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UINT32 GKI_get_os_tick_count(void);
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#endif /*_GKI_H_*/
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