pigmrpep.c

vt6528芯片交换机API函数和文档运行程序

/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * This software is copyrighted by and is the sole property of
 * VIA Networking Technologies, Inc. This software may only be used
 * in accordance with the corresponding license agreement. Any unauthorized
 * use, duplication, transmission, distribution, or disclosure of this
 * software is expressly forbidden.
 *
 * This software is provided by VIA Networking Technologies, Inc. "as is"
 * and any express or implied warranties, including, but not limited to, the
 * implied warranties of merchantability and fitness for a particular purpose
 * are disclaimed. In no event shall VIA Networking Technologies, Inc.
 * be liable for any direct, indirect, incidental, special, exemplary, or
 * consequential damages.
 *
 *
 * File:    pigmrpep.c
 *
 * Purpose: GMRP related EEPROM accessing functions
 *
 * Author:  Freeya Lin
 *
 * Date:    Feb 25, 2004
 *
 * Functions:
 *
 * Revision History:
 *
 */


#include "piportmp.h"
#include "pigmrpep.h"
#include "swmsg.h"


/*---------------------  Static Definitions -------------------------*/

/*---------------------  Static Classes  ----------------------------*/

/*---------------------  Static Variables  --------------------------*/

/*---------------------  Static Functions  --------------------------*/

/*---------------------  Static Macros  -----------------------------*/

/*---------------------  Export Variables  --------------------------*/

/*---------------------  Export Functions  --------------------------*/
// Search entry in table
// If search successed, return EEPROM table entry id; else return ENTRY_END_FLAG
UINT16 PIGMRPEP_wSearchEntry (UINT8 *abyMacAddr, UINT16 u16Fid)
{
    UINT8   abyMacAddrTmp[MAC_ADDR_SIZE];
    UINT16  u16FidTmp = 0, si;
        
    // Find where in EEPROM the current entry is
    for (si = 0; si < SWITCH_GMRP_GRP_NUM; si++) {
        // Get current entry id and compare with the target one
        PIEEP_vGetCfgFromEep(PIGMRPEP_dwEntryEepAddr(si), MAC_ADDR_SIZE, (PUINT8)abyMacAddrTmp);
        PIEEP_vGetCfgFromEep(PIGMRPEP_dwEntryEepAddr(si)+MAC_ADDR_SIZE, SIZE_OF_GMRP_FID, (PUINT8)&u16FidTmp);

        // If HIT => return current location
        if ((abyMacAddr[0] == abyMacAddrTmp[0]) && (abyMacAddr[1] == abyMacAddrTmp[1]) && (abyMacAddr[2] == abyMacAddrTmp[2])
            && (abyMacAddr[3] == abyMacAddrTmp[3]) && (abyMacAddr[4] == abyMacAddrTmp[4]) && (abyMacAddr[5] == abyMacAddrTmp[5])
            && (u16Fid == u16FidTmp) )
            return si;
    }

    // If entry not exist, return UINT16_MAX
    return UINT16_MAX;
}


UINT8 PIGMRPEP_byInsEntry (SGMRPEntry *pSTblEntry) //TOCHECK
{
    UINT16  wTblPtr;   
    UINT8   abyMacAddrTmp[MAC_ADDR_SIZE];
    
    // Check if entry already exist
    if (PIGMRPEP_wSearchEntry(pSTblEntry->sMacEntry.abyMacAddr, pSTblEntry->sMacEntry.u16Fid) != UINT16_MAX) //TOCHECK
         return GMRP_OP_GRP_EXIST;

    // Search where in eeprom to insert the entry
    for (wTblPtr = 0; wTblPtr < SWITCH_GMRP_GRP_NUM; wTblPtr++) {
        PIEEP_vGetCfgFromEep(PIGMRPEP_dwEntryEepAddr(wTblPtr), MAC_ADDR_SIZE, (PUINT8)abyMacAddrTmp);
        if (!abyMacAddrTmp[0] && !abyMacAddrTmp[1] && !abyMacAddrTmp[2] 
             && !abyMacAddrTmp[3] && !abyMacAddrTmp[4] && !abyMacAddrTmp[5] )
            break;
    }

    // Check if table full
    if (wTblPtr == SWITCH_GMRP_GRP_NUM)
        return GMRP_OP_NO_EMPTY_GRP;

    // Insert the target entry into EEPROM and update checksum
    PIEEP_vSetCfgIntoEep( (PUINT8)pSTblEntry, PIGMRPEP_dwEntryEepAddr(wTblPtr), EEP_SIZE_GMRP_TBL_ENTRY );
    NVRAM_vUpdateChecksum(EEP_SIZE_DATA_AREA);
    return OP_OK;
}


void PIGMRPEP_vDelEntry (UINT16 wTblPtr)
{
    UINT8   abyMacAddrTmp[MAC_ADDR_SIZE];
    UINT8   si;
    
    for (si = 0; si < MAC_ADDR_SIZE; si++)
        abyMacAddrTmp[si] = 0;

    PIEEP_vSetCfgIntoEep( (PUINT8)abyMacAddrTmp, PIGMRPEP_dwEntryEepAddr(wTblPtr), MAC_ADDR_SIZE);
    NVRAM_vUpdateChecksum(EEP_SIZE_DATA_AREA);
}


void PIGMRPEP_vStatisTblInfo (SGMRPPageCfg *pSPageBuf)
{
    UINT8   abyMacAddr[MAC_ADDR_SIZE];
    UINT16  u16Fid = 0, wTblPtr;
    
    pSPageBuf->wValidEntryNum = 0;
    
    // Add entry id into valid group list one by one
    for (wTblPtr = 0; wTblPtr < SWITCH_GMRP_GRP_NUM; wTblPtr++) {
        PIEEP_vGetCfgFromEep(PIGMRPEP_dwEntryEepAddr(wTblPtr), MAC_ADDR_SIZE, (PUINT8)abyMacAddr);
        //valid entry if (mac addr!=0) in eeprom
        if (!abyMacAddr[0] && !abyMacAddr[1] && !abyMacAddr[2] && !abyMacAddr[3] && !abyMacAddr[4] && !abyMacAddr[5] ){   
        }
        else{
            STR_vCvtMacValtoStr(pSPageBuf->astrGrpMacList+pSPageBuf->wValidEntryNum*(MAC_STRING_LEN+1), (char*)abyMacAddr);

            PIEEP_vGetCfgFromEep(PIGMRPEP_dwEntryEepAddr(wTblPtr)+MAC_ADDR_SIZE, SIZE_OF_GMRP_FID, (PUINT8)&u16Fid);
            pSPageBuf->awValidGrpFidList[pSPageBuf->wValidEntryNum] = u16Fid;

            pSPageBuf->wValidEntryNum++;
        }
    }
}