pisniff.c

VIA VT6524 8口网管交换机源码

/*
 * 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:    pisniff.c
 *
 * Purpose: Sniffer module UI callback functions
 *
 * Author:  Tevin Chen
 *
 * Date:    Jan 08, 2002
 *
 * Functions:
 *
 * Revision History:
 *
 */


#include "str.h"
#if !defined(__BITOP_H__)
#include "bitop.h"
#endif
#include "swfwd.h"
#include "swsnf.h"
#include "swmsg.h"
#include "pigencfg.h"
#include "pisniff.h"
#include "piportmp.h"




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

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

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

/*---------------------  Static Functions  --------------------------*/
static BYTE s_bySetCfgToHW(SSniffPageCfg* pSPageCfg_Sniff) DIRECT_FUNTYPE_REENT;

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

/*---------------------  Export Macros  -----------------------------*/

/*---------------------  Export Functions  --------------------------*/
void PISNF_vInitPage(SSniffPageCfg* pSPageCfg_Sniff) DIRECT_FUNTYPE_REENT
#ifndef __ASIC_VT6524
{
    PIEEP_vGetCfgFromEep(EEP_ADDR_SNIFF_CFG, EEP_SIZE_SNIFF_CFG, (PBYTE)pSPageCfg_Sniff);
    // If sniffer disabled, show first non-trunked port as destination port
    if (pSPageCfg_Sniff->f2Mode == SNIFF_MODE_DISABLE)
        pSPageCfg_Sniff->f6DestPort = 0;
    // If sniffer enabled, show EEPROM stored config
    else
        pSPageCfg_Sniff->f6DestPort = PIPORTMP_byPhyIdToLogPtr(pSPageCfg_Sniff->f6DestPort);

    if (pSPageCfg_Sniff->f6DestPort >= g_bySingleMegaLogIdNum)
        pSPageCfg_Sniff->f6DestPort -= g_byTrunkLogIdNum;   // skip trunk ports

    PICFGMP_v4BPhyMskTo1bLogPtrMsk(pSPageCfg_Sniff->abySrcPortMsk);

    // for ui engine
    pSPageCfg_Sniff->SStrTblMap.byListNum = g_bySingleLogIdNum;
    STRvMemcpy(pSPageCfg_Sniff->abyDestPortList, g_abyLogIdList, g_bySingleMegaLogIdNum);
    // copy module port log id
    STRvMemcpy(pSPageCfg_Sniff->abyDestPortList + g_bySingleMegaLogIdNum,
               g_abyLogIdList + g_byMegaLogIdNum,
               g_byModuleLogIdNum);
    pSPageCfg_Sniff->SStrTblMap.abyListIndex = pSPageCfg_Sniff->abyDestPortList;
}
#else   // for VT6524
{
    PIEEP_vGetCfgFromEep(EEP_ADDR_SNIFF_CFG, EEP_SIZE_SNIFF_CFG, (PBYTE)pSPageCfg_Sniff);
    // If sniffer disabled, show first non-trunked port as destination port
    if (pSPageCfg_Sniff->f2Mode == SNIFF_MODE_DISABLE)
        pSPageCfg_Sniff->f6DestPort = 0;
    // If sniffer enabled, show EEPROM stored config
    else
        pSPageCfg_Sniff->f6DestPort = PIPORTMP_byPhyIdToLogPtr(pSPageCfg_Sniff->f6DestPort);

    PICFGMP_v3BPhyMskTo1bLogPtrMsk(pSPageCfg_Sniff->abySrcPortMsk);
}
#endif


void PISNF_vSetEepDefault(SSniffPageCfg* pSPageCfg_Sniff) DIRECT_FUNTYPE_REENT
{
    STRvMemset(pSPageCfg_Sniff, 0, EEP_SIZE_SNIFF_CFG);
    PIEEP_vSetCfgIntoEep((PBYTE)pSPageCfg_Sniff, EEP_ADDR_SNIFF_CFG, EEP_SIZE_SNIFF_CFG);
    PIEEP_vUpdateChecksum();
}


void PISNF_vSetHwFromEep(SSniffPageCfg* pSPageCfg_Sniff) DIRECT_FUNTYPE_REENT
{
    PIEEP_vGetCfgFromEep(EEP_ADDR_SNIFF_CFG, EEP_SIZE_SNIFF_CFG, (PBYTE)pSPageCfg_Sniff);
    s_bySetCfgToHW(pSPageCfg_Sniff);
}


BYTE PISNF_bySavePage(SSniffPageCfg* pSPageCfg_Sniff) DIRECT_FUNTYPE_REENT
{
    SSniffPageCfg   SCfgBuf;
    BYTE            byRes;

    STRvMemcpy(&SCfgBuf, pSPageCfg_Sniff, EEP_SIZE_SNIFF_CFG);

    // Transfer from config to physical format
#ifndef __ASIC_VT6524
    if (SCfgBuf.f6DestPort > g_bySingleMegaLogIdNum)
        SCfgBuf.f6DestPort += g_byTrunkLogIdNum;
    SCfgBuf.f6DestPort = PIPORTMP_byLogPtrToPhyId(SCfgBuf.f6DestPort);
    PICFGMP_v1bLogPtrMskTo4BPhyMsk(SCfgBuf.abySrcPortMsk);
#else
    SCfgBuf.f6DestPort = PIPORTMP_byLogPtrToPhyId(SCfgBuf.f6DestPort);
    PICFGMP_v1bLogPtrMskTo3BPhyMsk(SCfgBuf.abySrcPortMsk);
#endif

    // Set config into HW
    byRes = s_bySetCfgToHW(&SCfgBuf);
    if (byRes != OP_OK)
        return byRes;

    // Set config into EEPROM and return
    PIEEP_vSetCfgIntoEep((PBYTE)&SCfgBuf, EEP_ADDR_SNIFF_CFG, EEP_SIZE_SNIFF_CFG);
    PIEEP_vUpdateChecksum();
    return byRes;
}


static BYTE s_bySetCfgToHW(SSniffPageCfg* pSPageCfg_Sniff) DIRECT_FUNTYPE_REENT
{
    SSniffCfg SSniffBuf;

    SSniffBuf.byMode        = pSPageCfg_Sniff->f2Mode;
    SSniffBuf.byDestPort    = pSPageCfg_Sniff->f6DestPort;  // it's phy port id
    SSniffBuf.dwSrcPortMsk  = 0;
    STRvMemcpy( (PBYTE)(&SSniffBuf.dwSrcPortMsk)+BYTE_OFFSET_IN_DWORD_OF_CFGMASK,
                pSPageCfg_Sniff->abySrcPortMsk, BYTE_NUM_OF_CFGBUF_BIT_MASK );

    // If sniffer enabled, check config valid (dest != source)
    if ( (pSPageCfg_Sniff->f2Mode != SNIFF_MODE_DISABLE) &&
         ((SSniffBuf.dwSrcPortMsk >> SSniffBuf.byDestPort) & 0x01) )
        return SNIFF_OP_DEST_AND_SRC_OVERLAP;

    // Set config into HW
    SWSNF_vSetSniffCfg(&SSniffBuf);
    return OP_OK;
}