| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame^] | 1 | /*******************************************************************************
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| 2 | * Copyright (C) 2007, ZTE Corporation.
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| 3 | *
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| 4 | * File Name:ring_queue.h
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| 5 | * File Mark:
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| 6 | * Description:
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| 7 | * Others:
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| 8 | * Version: 1.0
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| 9 | * Author: geanfeng
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| 10 | * Date: 2013-09-25
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| 11 | * History 1:
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| 12 | * Date:
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| 13 | * Version:
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| 14 | * Author:
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| 15 | * Modification:
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| 16 | * History 2:
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| 17 | ********************************************************************************/
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| 18 |
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| 19 | #ifndef _RING_QUEUE_H
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| 20 | #define _RING_QUEUE_H
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| 21 |
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| 22 | /****************************************************************************
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| 23 | * Include files
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| 24 | ****************************************************************************/
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| 25 | #include "drvs_general.h"
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| 26 | /****************************************************************************
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| 27 | * Macros
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| 28 | ****************************************************************************/
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| 29 |
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| 30 | /****************************************************************************
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| 31 | * Types
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| 32 | ****************************************************************************/
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| 33 | typedef enum _T_USER_PROTECT_POLICY {
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| 34 | QUEUE_PROTECT_RAW = 0,
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| 35 | QUEUE_PROTECT_MUTEX,
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| 36 | QUEUE_PROTECT_IRQ,
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| 37 | }T_USER_PROTECT_POLICY;
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| 38 |
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| 39 | typedef struct _T_Ring_Queue {
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| 40 | UINT8 *unit_buffer;
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| 41 | UINT32 unit_buffer_size;
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| 42 | UINT32 unit_size;
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| 43 | UINT32 unit_count;
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| 44 | UINT32 write_pos;
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| 45 | UINT32 read_pos;
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| 46 |
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| 47 | T_USER_PROTECT_POLICY multi_user_protect;
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| 48 | ZOSS_SEMAPHORE_ID lock;
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| 49 | }T_Ring_Queue;
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| 50 |
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| 51 | /****************************************************************************
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| 52 | * Constants
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| 53 | ****************************************************************************/
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| 54 |
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| 55 | /****************************************************************************
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| 56 | * Global Variables
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| 57 | ****************************************************************************/
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| 58 |
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| 59 | /****************************************************************************
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| 60 | * Function Prototypes
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| 61 | ****************************************************************************/
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| 62 | T_Ring_Queue *ringQueue_Create(UINT32 unit_count, UINT32 unit_size, T_USER_PROTECT_POLICY multi_user_protect);
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| 63 |
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| 64 | SINT32 ringQueue_Init(T_Ring_Queue *queue, UINT8 *unit_buffer,
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| 65 | UINT32 unit_count, UINT32 unit_size, T_USER_PROTECT_POLICY protect_policy);
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| 66 |
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| 67 | SINT32 ringQueue_Enqueue(T_Ring_Queue *queue, VOID *unit);
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| 68 |
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| 69 | SINT32 ringQueue_Dequeue(T_Ring_Queue *queue, VOID *unit);
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| 70 |
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| 71 | SINT32 ringQueue_Empty(T_Ring_Queue *queue);
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| 72 |
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| 73 | SINT32 ringQueue_Full(T_Ring_Queue *queue);
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| 74 |
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| 75 | VOID ringQueue_Fush(T_Ring_Queue *queue);
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| 76 |
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| 77 | VOID ringQueue_Destroy(T_Ring_Queue *queue);
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| 78 |
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| 79 |
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| 80 | #endif/*_RING_QUEUE_H*/
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| 81 |
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