internal FileSystemEnumerableIterator(string path, string originalUserPath, string searchPattern, SearchOption searchOption, SearchResultHandler <TSource> resultHandler)
{
this.oldMode = Win32Native.SetErrorMode(1);
this.searchStack = new List <Directory.SearchData>();
string str = FileSystemEnumerableIterator <TSource> .NormalizeSearchPattern(searchPattern);
if (str.Length == 0)
{
this.empty = true;
}
else
{
this._resultHandler = resultHandler;
this.searchOption = searchOption;
this.fullPath = Path.GetFullPathInternal(path);
string fullSearchString = FileSystemEnumerableIterator <TSource> .GetFullSearchString(this.fullPath, str);
this.normalizedSearchPath = Path.GetDirectoryName(fullSearchString);
string[] pathList = new string[] { Directory.GetDemandDir(this.fullPath, true), Directory.GetDemandDir(this.normalizedSearchPath, true) };
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, pathList, false, false).Demand();
this.searchCriteria = FileSystemEnumerableIterator <TSource> .GetNormalizedSearchCriteria(fullSearchString, this.normalizedSearchPath);
string directoryName = Path.GetDirectoryName(str);
string str4 = originalUserPath;
if ((directoryName != null) && (directoryName.Length != 0))
{
str4 = Path.Combine(str4, directoryName);
}
this.userPath = str4;
this.searchData = new Directory.SearchData(this.normalizedSearchPath, this.userPath, searchOption);
this.CommonInit();
}
}
internal FileSystemEnumerableIterator(string path, string originalUserPath, string searchPattern, SearchOption searchOption, SearchResultHandler <TSource> resultHandler, bool checkHost)
{
this.oldMode = Win32Native.SetErrorMode(1);
this.searchStack = new List <Directory.SearchData>();
string text = FileSystemEnumerableIterator <TSource> .NormalizeSearchPattern(searchPattern);
if (text.Length == 0)
{
this.empty = true;
return;
}
this._resultHandler = resultHandler;
this.searchOption = searchOption;
this.fullPath = Path.GetFullPathInternal(path);
string fullSearchString = FileSystemEnumerableIterator <TSource> .GetFullSearchString(this.fullPath, text);
this.normalizedSearchPath = Path.GetDirectoryName(fullSearchString);
if (CodeAccessSecurityEngine.QuickCheckForAllDemands())
{
FileIOPermission.EmulateFileIOPermissionChecks(this.fullPath);
FileIOPermission.EmulateFileIOPermissionChecks(this.normalizedSearchPath);
}
else
{
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, new string[]
{
Directory.GetDemandDir(this.fullPath, true),
Directory.GetDemandDir(this.normalizedSearchPath, true)
}, false, false).Demand();
}
this._checkHost = checkHost;
this.searchCriteria = FileSystemEnumerableIterator <TSource> .GetNormalizedSearchCriteria(fullSearchString, this.normalizedSearchPath);
string directoryName = Path.GetDirectoryName(text);
string path2 = originalUserPath;
if (directoryName != null && directoryName.Length != 0)
{
path2 = Path.CombineNoChecks(path2, directoryName);
}
this.userPath = path2;
this.searchData = new Directory.SearchData(this.normalizedSearchPath, this.userPath, searchOption);
this.CommonInit();
}