internal static IEnumerable <FileSystemInfo> CreateFileSystemInfoIterator(string path, string originalUserPath, string searchPattern, SearchOption searchOption)
{
SearchResultHandler <FileSystemInfo> resultHandler = (SearchResultHandler <FileSystemInfo>) new FileSystemInfoResultHandler();
return((IEnumerable <FileSystemInfo>) new FileSystemEnumerableIterator <FileSystemInfo>(path, originalUserPath, searchPattern, searchOption, resultHandler, true));
}
private Win32FileSystemEnumerableIterator(string fullPath, string normalizedSearchPath, string searchCriteria, string userPath, SearchOption searchOption, SearchResultHandler <TSource> resultHandler)
{
_fullPath = fullPath;
_normalizedSearchPath = normalizedSearchPath;
_searchCriteria = searchCriteria;
_resultHandler = resultHandler;
_userPath = userPath;
_searchOption = searchOption;
if (searchCriteria != null)
{
PathInternal.CheckInvalidPathChars(fullPath);
if (PathInternal.HasWildCardCharacters(fullPath))
{
throw new ArgumentException(SR.Argument_InvalidPathChars, nameof(fullPath));
}
_searchData = new PathPair(userPath, normalizedSearchPath);
CommonInit();
}
else
{
_empty = true;
}
}
internal static IEnumerable <string> CreateFileNameIterator(string path, string originalUserPath, string searchPattern, bool includeFiles, bool includeDirs, SearchOption searchOption, bool checkHost)
{
SearchResultHandler <string> resultHandler = (SearchResultHandler <string>) new StringResultHandler(includeFiles, includeDirs);
return((IEnumerable <string>) new FileSystemEnumerableIterator <string>(path, originalUserPath, searchPattern, searchOption, resultHandler, checkHost));
}
private FileSystemEnumerableIterator(String fullPath, String normalizedSearchPath, String searchCriteria, String userPath, SearchOption searchOption, SearchResultHandler <TSource> resultHandler, bool checkHost)
{
this.fullPath = fullPath;
this.normalizedSearchPath = normalizedSearchPath;
this.searchCriteria = searchCriteria;
this._resultHandler = resultHandler;
this.userPath = userPath;
this.searchOption = searchOption;
this._checkHost = checkHost;
searchStack = new List <Directory.SearchData>();
if (searchCriteria != null)
{
// permission demands
String[] demandPaths = new String[2];
// Any illegal chars such as *, ? will be caught by FileIOPermission.HasIllegalCharacters
demandPaths[0] = Directory.GetDemandDir(fullPath, true);
// For filters like foo\*.cs we need to verify if the directory foo is not denied access.
// Do a demand on the combined path so that we can fail early in case of deny
demandPaths[1] = Directory.GetDemandDir(normalizedSearchPath, true);
#if FEATURE_CORECLR
if (checkHost)
{
FileSecurityState state1 = new FileSecurityState(FileSecurityStateAccess.PathDiscovery, String.Empty, demandPaths[0]);
state1.EnsureState();
FileSecurityState state2 = new FileSecurityState(FileSecurityStateAccess.PathDiscovery, String.Empty, demandPaths[1]);
state2.EnsureState();
}
#else
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, demandPaths, false, false).Demand();
#endif
searchData = new Directory.SearchData(normalizedSearchPath, userPath, searchOption);
CommonInit();
}
else
{
empty = true;
}
}
internal Win32FileSystemEnumerableIterator(string path, string originalUserPath, string searchPattern, SearchOption searchOption, SearchResultHandler <TSource> resultHandler)
{
Debug.Assert(path != null);
Debug.Assert(originalUserPath != null);
Debug.Assert(searchPattern != null);
Debug.Assert(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly);
Debug.Assert(resultHandler != null);
_oldMode = Interop.mincore.SetErrorMode(Interop.mincore.SEM_FAILCRITICALERRORS);
string normalizedSearchPattern = PathHelpers.NormalizeSearchPattern(searchPattern);
if (normalizedSearchPattern.Length == 0)
{
_empty = true;
}
else
{
_resultHandler = resultHandler;
_searchOption = searchOption;
_fullPath = Path.GetFullPath(path);
string fullSearchString = PathHelpers.GetFullSearchString(_fullPath, normalizedSearchPattern);
_normalizedSearchPath = Path.GetDirectoryName(fullSearchString);
// normalize search criteria
_searchCriteria = GetNormalizedSearchCriteria(fullSearchString, _normalizedSearchPath);
// fix up user path
string searchPatternDirName = Path.GetDirectoryName(normalizedSearchPattern);
_userPath = string.IsNullOrEmpty(searchPatternDirName) ?
originalUserPath :
Path.Combine(originalUserPath, searchPatternDirName);
_searchData = new PathPair(_userPath, _normalizedSearchPath);
CommonInit();
}
}
private FileSystemEnumerableIterator(string fullPath, string normalizedSearchPath, string searchCriteria, string userPath, SearchOption searchOption, SearchResultHandler <TSource> resultHandler, bool checkHost)
{
this.fullPath = fullPath;
this.normalizedSearchPath = normalizedSearchPath;
this.searchCriteria = searchCriteria;
this._resultHandler = resultHandler;
this.userPath = userPath;
this.searchOption = searchOption;
this._checkHost = checkHost;
this.searchStack = new List <Directory.SearchData>();
if (searchCriteria != null)
{
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, new string[2]
{
Directory.GetDemandDir(fullPath, true),
Directory.GetDemandDir(normalizedSearchPath, true)
}, false, false).Demand();
this.searchData = new Directory.SearchData(normalizedSearchPath, userPath, searchOption);
this.CommonInit();
}
else
{
this.empty = true;
}
}
internal FileSystemEnumerableIterator(String path, String originalUserPath, String searchPattern, SearchOption searchOption, SearchResultHandler <TSource> resultHandler, bool checkHost)
{
Contract.Requires(path != null);
Contract.Requires(originalUserPath != null);
Contract.Requires(searchPattern != null);
Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly);
Contract.Requires(resultHandler != null);
oldMode = Win32Native.SetErrorMode(Win32Native.SEM_FAILCRITICALERRORS);
searchStack = new List <Directory.SearchData>();
String normalizedSearchPattern = NormalizeSearchPattern(searchPattern);
if (normalizedSearchPattern.Length == 0)
{
empty = true;
}
else
{
_resultHandler = resultHandler;
this.searchOption = searchOption;
fullPath = Path.GetFullPath(path);
String fullSearchString = GetFullSearchString(fullPath, normalizedSearchPattern);
normalizedSearchPath = Path.GetDirectoryName(fullSearchString);
// permission demands
String[] demandPaths = new String[2];
// Any illegal chars such as *, ? will be caught by FileIOPermission.HasIllegalCharacters
demandPaths[0] = Directory.GetDemandDir(fullPath, true);
// For filters like foo\*.cs we need to verify if the directory foo is not denied access.
// Do a demand on the combined path so that we can fail early in case of deny
demandPaths[1] = Directory.GetDemandDir(normalizedSearchPath, true);
_checkHost = checkHost;
#if FEATURE_CORECLR
if (checkHost)
{
FileSecurityState state1 = new FileSecurityState(FileSecurityStateAccess.PathDiscovery, String.Empty, demandPaths[0]);
state1.EnsureState();
FileSecurityState state2 = new FileSecurityState(FileSecurityStateAccess.PathDiscovery, String.Empty, demandPaths[1]);
state2.EnsureState();
}
#else
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, demandPaths, false, false).Demand();
#endif
// normalize search criteria
searchCriteria = GetNormalizedSearchCriteria(fullSearchString, normalizedSearchPath);
// fix up user path
String searchPatternDirName = Path.GetDirectoryName(normalizedSearchPattern);
String userPathTemp = originalUserPath;
if (searchPatternDirName != null && searchPatternDirName.Length != 0)
{
userPathTemp = Path.Combine(userPathTemp, searchPatternDirName);
}
this.userPath = userPathTemp;
searchData = new Directory.SearchData(normalizedSearchPath, this.userPath, searchOption);
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 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[2] {
Directory.GetDemandDir(this.fullPath, true), Directory.GetDemandDir(this.normalizedSearchPath, true)
};
this._checkHost = checkHost;
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, pathList, false, false).Demand();
this.searchCriteria = FileSystemEnumerableIterator <TSource> .GetNormalizedSearchCriteria(fullSearchString, this.normalizedSearchPath);
string directoryName = Path.GetDirectoryName(str);
string path1 = originalUserPath;
if (directoryName != null && directoryName.Length != 0)
{
path1 = Path.Combine(path1, directoryName);
}
this.userPath = path1;
this.searchData = new Directory.SearchData(this.normalizedSearchPath, this.userPath, searchOption);
this.CommonInit();
}
}
private FileSystemEnumerableIterator(String fullPath, String normalizedSearchPath, String searchCriteria, String userPath, SearchOption searchOption, SearchResultHandler <TSource> resultHandler)
{
this.fullPath = fullPath;
this.normalizedSearchPath = normalizedSearchPath;
this.searchCriteria = searchCriteria;
this._resultHandler = resultHandler;
this.userPath = userPath;
this.searchOption = searchOption;
searchStack = new List <Directory.SearchData>();
if (searchCriteria != null)
{
searchData = new Directory.SearchData(normalizedSearchPath, userPath, searchOption);
CommonInit();
}
else
{
empty = true;
}
}
internal FileSystemEnumerableIterator(String path, String originalUserPath, String searchPattern, SearchOption searchOption, SearchResultHandler <TSource> resultHandler, bool checkHost)
{
Debug.Assert(path != null);
Debug.Assert(originalUserPath != null);
Debug.Assert(searchPattern != null);
Debug.Assert(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly);
Debug.Assert(resultHandler != null);
#if !PLATFORM_UNIX
_setBackOldMode = Interop.Kernel32.SetThreadErrorMode(Interop.Kernel32.SEM_FAILCRITICALERRORS, out _oldMode);
#endif
searchStack = new List <Directory.SearchData>();
String normalizedSearchPattern = NormalizeSearchPattern(searchPattern);
if (normalizedSearchPattern.Length == 0)
{
empty = true;
}
else
{
_resultHandler = resultHandler;
this.searchOption = searchOption;
fullPath = Path.GetFullPath(path);
String fullSearchString = GetFullSearchString(fullPath, normalizedSearchPattern);
normalizedSearchPath = Path.GetDirectoryName(fullSearchString);
// normalize search criteria
searchCriteria = GetNormalizedSearchCriteria(fullSearchString, normalizedSearchPath);
// fix up user path
String searchPatternDirName = Path.GetDirectoryName(normalizedSearchPattern);
String userPathTemp = originalUserPath;
if (searchPatternDirName != null && searchPatternDirName.Length != 0)
{
userPathTemp = Path.Combine(userPathTemp, searchPatternDirName);
}
this.userPath = userPathTemp;
searchData = new Directory.SearchData(normalizedSearchPath, this.userPath, searchOption);
CommonInit();
}
}
private Win32FileSystemEnumerableIterator(String fullPath, String normalizedSearchPath, String searchCriteria, String userPath, SearchOption searchOption, SearchResultHandler <TSource> resultHandler)
{
this._fullPath = fullPath;
this._normalizedSearchPath = normalizedSearchPath;
this._searchCriteria = searchCriteria;
this._resultHandler = resultHandler;
this._userPath = userPath;
this._searchOption = searchOption;
_searchStack = new List <Directory.SearchData>();
if (searchCriteria != null)
{
PathHelpers.CheckInvalidPathChars(fullPath, true);
_searchData = new Directory.SearchData(normalizedSearchPath, userPath, searchOption);
CommonInit();
}
else
{
_empty = true;
}
}
internal Win32FileSystemEnumerableIterator(String path, String originalUserPath, String searchPattern, SearchOption searchOption, SearchResultHandler <TSource> resultHandler)
{
Contract.Requires(path != null);
Contract.Requires(originalUserPath != null);
Contract.Requires(searchPattern != null);
Contract.Requires(searchOption == SearchOption.AllDirectories || searchOption == SearchOption.TopDirectoryOnly);
Contract.Requires(resultHandler != null);
_oldMode = Interop.mincore.SetErrorMode(Interop.SEM_FAILCRITICALERRORS);
_searchStack = new List <Directory.SearchData>();
String normalizedSearchPattern = NormalizeSearchPattern(searchPattern);
if (normalizedSearchPattern.Length == 0)
{
_empty = true;
}
else
{
_resultHandler = resultHandler;
this._searchOption = searchOption;
_fullPath = Path.GetFullPath(path);
String fullSearchString = GetFullSearchString(_fullPath, normalizedSearchPattern);
_normalizedSearchPath = Path.GetDirectoryName(fullSearchString);
// normalize search criteria
_searchCriteria = GetNormalizedSearchCriteria(fullSearchString, _normalizedSearchPath);
// fix up user path
String searchPatternDirName = Path.GetDirectoryName(normalizedSearchPattern);
String userPathTemp = originalUserPath;
if (searchPatternDirName != null && searchPatternDirName.Length != 0)
{
userPathTemp = Path.Combine(userPathTemp, searchPatternDirName);
}
this._userPath = userPathTemp;
_searchData = new Directory.SearchData(_normalizedSearchPath, this._userPath, searchOption);
CommonInit();
}
}
