//使用指定过滤规则
BOOL CFireView::ImplementRule(void)
{
HANDLE _hFile;
DWORD error,nbytesRead;
char data;
CString _buff = "";
_hFile = CreateFile("saved.rul",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
NULL,
NULL);
if(_hFile == INVALID_HANDLE_VALUE)
{
error = GetLastError();
MessageBox("Unable to open the file");
return FALSE;
}
else
{
BOOL bResult;
do{
bResult = ReadFile(_hFile,&data,1,&nbytesRead,NULL);
if((data != '\n'))
{
_buff = _buff + data;
}
else
if((bResult && nbytesRead) !=0)
{
_buff.Remove('\n');
ParseToIp(_buff);
_buff = "";
}
}while((bResult && nbytesRead) !=0);
CloseHandle(_hFile);
}
// Your code
return TRUE;
}
//使用指定过滤规则
BOOL CFireView::ImplementRule(void)
{
HANDLE hfile;
//打开文件
hfile = CreateFile("saved.rul",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE, //读写共享文件
NULL,
OPEN_EXISTING, // 打开文件，且文件必须已经存在
NULL,
NULL);
if(hfile == INVALID_HANDLE_VALUE){
MessageBox("Can not open the file");
CloseHandle(hfile);
return FALSE;
}
else{
int result;
DWORD nbytesRead;
char ipBuff;
CString _buff = "";
//每次读取一个字符nbytesRead，暂存为ipBuff
result = ReadFile(hfile, &ipBuff, 1, &nbytesRead, NULL);
while(result && nbytesRead != 0){
//将每行数据存为_buff
if(ipBuff != '\n')
_buff += ipBuff;
else{
//MessageBox(_buff);
ParseToIp(_buff);
_buff = "";
}
result = ReadFile(hfile, &ipBuff, 1, &nbytesRead, NULL);
}
CloseHandle(hfile);
return TRUE;
}
}
