int procReq( unsigned char *ReqBuf, int ReqLen, int RspSock )
{
struct application req_stru;
char tmp_buf[BUFFSIZE];
unsigned char tmp_mac[16+1];
/*
* 将收到的8583包解到请求结构req_stru中
*/
memset(&req_stru, 0, sizeof(req_stru));
if ( unpack8583( &req_stru, ReqBuf, ReqLen ) == INVALID_PACK )
{
ErrorLog(ERROR, "invalid pack or get channel fail");
return FAIL;
}
/*
* 获取交易类型定义
*/
if ( getTransType(&req_stru) != SUCC )
{
ErrorLog(TRACE,"获取交易类型定义失败!!");
strcpy( req_stru.return_code, ERR_NOT_SUPPORTED );
rspError(&req_stru, RspSock);
DispMoni( &req_stru, NULL );
WebDispMoni( &req_stru, NULL, gszWebIp, gnWebPort );
return FAIL;
}
/*
* 获取终端对应信息 (包括密钥等信息)
*/
if ( getTermInfo(&req_stru) != SUCC )
{
ErrorLog(TRACE,"获取终端对应信息失败!!");
strcpy( req_stru.return_code, ERR_INVALID_TERM );
rspError(&req_stru, RspSock);
DispMoni( &req_stru, NULL );
WebDispMoni( &req_stru, NULL, gszWebIp, gnWebPort );
return FAIL;
}
/*
* 检查报文MAC,签到、结算、批上送、参数下载、等交易不检查
*/
if( req_stru.trans_type != LOGIN && req_stru.trans_type != LOGOUT &&
req_stru.trans_type != SETTLE && req_stru.trans_type != SETTLE2 &&
req_stru.trans_type != BATCHUP && req_stru.trans_type != DOWNLOAD )
{
ErrorLog(TRACE,"开始校验MAC...");
/* 计算报文MAC */
memset(tmp_mac, 0, sizeof(tmp_mac));
if( SUCC != unionpay_calc_mac( ReqBuf+11, ReqLen-11-8,
req_stru.MacKey, tmp_mac ) )
{
ErrorLog(TRACE,"校验MAC失败!");
strcpy( req_stru.return_code, ERR_MAC );
rspError(&req_stru, RspSock);
return FAIL;
}
/* 比较计算结果和上送MAC */
if ( memcmp( tmp_mac, req_stru.mac, 8 ) != 0 )
{
ErrorLog(TRACE,"校验MAC失败!");
strcpy( req_stru.return_code, ERR_MAC );
rspError(&req_stru, RspSock);
memset(tmp_buf, 0, sizeof(tmp_buf) );
sprintf( tmp_buf, "[%s]POSP数据包MAC校验错，怀疑非法攻击！",
req_stru.terminal_id );
SendWarningMsg( TENPAY_ERR_MAC, tmp_buf, gszWarnIp, gnWarnPort );
DispMoni( &req_stru, NULL );
WebDispMoni( &req_stru, NULL, gszWebIp, gnWebPort );
return FAIL;
}
}
/*
* 用进程号作为消息类型将请求结构发送到路由进程skernel
*/
req_stru.source_msgtype = getpid();
if( SUCC != SendRoute(req_stru.source_msgtype, &req_stru) )
{
ErrorLog(ERROR, "send to skernel error");
strcpy(req_stru.return_code, ERR_SYSTEM_ERROR);
rspError(&req_stru, RspSock);
DispMoni( &req_stru, NULL );
WebDispMoni( &req_stru, NULL, gszWebIp, gnWebPort );
return FAIL;
}
ErrorLog(TRACE, "SendRouter OK...................");
return SUCC;
}
void LanguageModel::getTermInfo(const char *term, offset *termFrequency, offset *documentCount) {
LocalLock lock(this);
getTermInfo(getTermID((char*)term), termFrequency, documentCount);
} // end of getTermInfo(char*, offset*, offset*)