/// <summary>
/// 开始搜索数据
/// </summary>
/// <param name="files"></param>
/// <param name="searchData"></param>
private void StartSearch(FileInfo[] files, byte[] searchData)
{
var next = Preprocess.Next(searchData);
for (int i = 0; i < processorCount; i++)
{
WorkerParameter param = new WorkerParameter
{
StartIndex = i,
Files = files,
SearchData = searchData,
Next = next
};
ParameterizedThreadStart pts = Worker;
new Thread(pts).Start(param);
}
}
/// <summary>
/// 工作线程
/// </summary>
/// <param name="startIndex"></param>
/// <param name="files"></param>
/// <param name="searchData"></param>
private void Worker(object param)
{
WorkerParameter wp = (WorkerParameter)param;
for (int i = wp.StartIndex; i < wp.Files.Length; i += processorCount)
{
FileDataSearch searcher = new FileDataSearch();
long[] foundIndices = searcher.KMPSearch(wp.Files[i], wp.SearchData, wp.Next);
//long[] foundIndices = searcher.SearchFor(wp.Files[i], wp.SearchData);
if (foundIndices.Length > 0)
{
foreach (var index in foundIndices)
{
FileResult result = new FileResult
{
Display = string.Format("{0}(偏移: 0x{1:X})", wp.Files[i].Name, index),
FullPath = wp.Files[i].FullName
};
BeginInvoke(new Action(() => lbResult.Items.Add(result)));
Interlocked.Increment(ref totalFound);
}
}
}
Interlocked.Increment(ref completeCount);
//判断是否所有线程都工作完毕
if (completeCount == processorCount)
{
BeginInvoke(new Action(() =>
{
watch.Stop();
statusText.Text = string.Format("搜索完毕，在{0}个文件中共找到匹配文件：{1}个(耗时：{2}ms)", wp.Files.Length,
totalFound,
watch.ElapsedMilliseconds);
watch.Reset();
totalFound = 0;
}));
completeCount = 0;
}
}
/// <summary>
/// 开始搜索数据
/// </summary>
/// <param name="files"></param>
/// <param name="searchData"></param>
private void StartSearch(FileInfo[] files, byte[] searchData)
{
var next = Preprocess.Next(searchData);
for (int i = 0; i < processorCount; i++)
{
WorkerParameter param = new WorkerParameter
{
StartIndex = i,
Files = files,
SearchData = searchData,
Next = next
};
ParameterizedThreadStart pts = Worker;
new Thread(pts).Start(param);
}
}
