db_tb.c

在ARM7和UC/OSII的平台上实现了GPS自动报站的功能,涉及GPS模块LEA_4S的驱动,位置速寻算法,语音芯片ISD4004的录放音驱动,LED页面管理等等.从启动代码到操作系统的移植以及到业

/****************************************************************
**                                                              *
**  FILE         :  DB_TB.C                                     *
**  COPYRIGHT    :  (c) 2001 .Xiamen Yaxon NetWork CO.LTD       *
**                                                              *
**                                                              *
**  By : CCH 2002.1.15                                          *
****************************************************************/
#include "includes.h"
#include "tools.h"
#include "database.h"
#include "record.h"
#include "db_tb.h"

#if EN_HANDSET > 0


/*
********************************************************************************
*                  DEFINE DB_TB FIELD
********************************************************************************
*/
#define FIELD_NAME                          0
#define FIELD_TEL                           1

/*
********************************************************************************
*                  DEFINE DB_TB FIELD
********************************************************************************
*/
static FIELD_STRUCT fields[] = { {0,                 TBREC_SIZE_NAME},              /* field: name */
                                 {0,                 TBREC_SIZE_TEL}                /* field: tel */
                               };



void InitDB_TB(void)
{
    if (!DB_IsValid(DB_TB)) {
        DB_Init(DB_TB, FALSE, sizeof(fields)/sizeof(FIELD_STRUCT), fields, MAX_TBREC, ORDER_ORDER | ORDER_UP, FIELD_NAME);
    }
}

void DelDB_TB(void)
{
    DB_Init(DB_TB, FALSE, sizeof(fields)/sizeof(FIELD_STRUCT), fields, MAX_TBREC, ORDER_ORDER | ORDER_UP, FIELD_NAME);
}

BOOLEAN AddTBRec(TBREC_STRUCT *recptr)
{
    if (GetTBItem() >= MAX_TBREC) 
        return FALSE;
    else 
        return DB_AddRec(DB_TB, TRUE, (INT8U *)recptr);
}

BOOLEAN ModifyTBRec(INT16U numrec, TBREC_STRUCT *recptr)
{
    return DB_ModifyRec(DB_TB, numrec, (INT8U *)recptr);
}

void DelTBRec(INT16U numrec)
{
    DB_DelRec(DB_TB, numrec);
}

INT16S GetTBRecByName(INT8U len, INT8U *name)
{
    return DB_FindRec(DB_TB, FIND_HALFMATCH, FIELD_NAME, len, name);
}

INT16S GetTBRecByName_FULL(INT8U len, INT8U *name)
{
    return DB_FindRec(DB_TB, 0, FIELD_NAME, len, name);
}

INT16S GetTBRecByTel(INT8U len, INT8U *tel)
{
    INT16S num;
    
    num = DB_FindRec(DB_TB, 0, FIELD_TEL, len, tel);
    if (num == -1) {
        if (*tel == '+' && len > 3) {
            tel += 3;
            len -= 3;
            num = DB_FindRec(DB_TB, 0, FIELD_TEL, len, tel);
        }
    }
    if (num == -1 && len > 3)
        num = DB_FindRec(DB_TB, FIND_REVERSE, FIELD_TEL, len, tel);
    return num;
}

INT16U GetTBNameByTel(INT8U *ptr, INT8U len, INT8U *tel)
{
    INT16S numrec;
    
    if ((numrec = GetTBRecByTel(len, tel)) == -1) return 0;
    else {
        return DB_GetRecField(DB_TB, numrec, FIELD_NAME, ptr);
    }
}

INT16U GetTBRec(INT16U numrec, TBREC_STRUCT *recptr)
{
    return DB_GetRec(DB_TB, numrec, (INT8U *)recptr);
}

INT16U GetTBItem(void)
{
    return DB_GetItem(DB_TB);
}

INT16U GetTBBlankItem(void)
{
    return DB_GetBlankItem(DB_TB);
}
#endif