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-rw-r--r--src/fs/DirectoryReader.hxx87
1 files changed, 86 insertions, 1 deletions
diff --git a/src/fs/DirectoryReader.hxx b/src/fs/DirectoryReader.hxx
index f77c0629f..ce27d2b9b 100644
--- a/src/fs/DirectoryReader.hxx
+++ b/src/fs/DirectoryReader.hxx
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * Copyright (C) 2003-2015 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
@@ -23,6 +23,89 @@
#include "check.h"
#include "Path.hxx"
+#ifdef WIN32
+
+#include <windows.h>
+#include <tchar.h>
+
+/**
+ * Reader for directory entries.
+ */
+class DirectoryReader {
+ const HANDLE handle;
+ WIN32_FIND_DATA data;
+ bool first;
+
+ class MakeWildcardPath {
+ PathTraitsFS::pointer path;
+
+ public:
+ MakeWildcardPath(PathTraitsFS::const_pointer _path) {
+ auto l = _tcslen(_path);
+ path = new PathTraitsFS::value_type[l + 3];
+ _tcscpy(path, _path);
+ path[l] = _T('\\');
+ path[l + 1] = _T('*');
+ path[l + 2] = 0;
+ }
+
+ ~MakeWildcardPath() {
+ delete[] path;
+ }
+
+ operator PathTraitsFS::const_pointer() const {
+ return path;
+ }
+ };
+
+public:
+ /**
+ * Creates new directory reader for the specified #dir.
+ */
+ explicit DirectoryReader(Path dir)
+ :handle(FindFirstFile(MakeWildcardPath(dir.c_str()), &data)),
+ first(true) {}
+
+ DirectoryReader(const DirectoryReader &other) = delete;
+ DirectoryReader &operator=(const DirectoryReader &other) = delete;
+
+ /**
+ * Destroys this instance.
+ */
+ ~DirectoryReader() {
+ if (!HasFailed())
+ FindClose(handle);
+ }
+
+ /**
+ * Checks if directory failed to open.
+ */
+ bool HasFailed() const {
+ return handle == INVALID_HANDLE_VALUE;
+ }
+
+ /**
+ * Reads next directory entry.
+ */
+ bool ReadEntry() {
+ if (first) {
+ first = false;
+ return true;
+ }
+
+ return FindNextFile(handle, &data) != 0;
+ }
+
+ /**
+ * Extracts directory entry that was previously read by #ReadEntry.
+ */
+ Path GetEntry() const {
+ return Path::FromFS(data.cFileName);
+ }
+};
+
+#else
+
#include <dirent.h>
/**
@@ -85,3 +168,5 @@ public:
};
#endif
+
+#endif