1 files changed, 42 insertions, 0 deletions
diff --git a/lib/scudo/standalone/string_utils.h b/lib/scudo/standalone/string_utils.h
new file mode 100644
index 000000000..aea7b3ffd
--- /dev/null
+++ b/lib/scudo/standalone/string_utils.h
@@ -0,0 +1,42 @@
+//===-- string_utils.h ------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SCUDO_STRING_UTILS_H_
+#define SCUDO_STRING_UTILS_H_
+
+#include "internal_defs.h"
+#include "vector.h"
+
+#include <stdarg.h>
+
+namespace scudo {
+
+class ScopedString {
+public:
+  explicit ScopedString(uptr MaxLength) : String(MaxLength), Length(0) {
+    String[0] = '\0';
+  }
+  uptr length() { return Length; }
+  const char *data() { return String.data(); }
+  void clear() {
+    String[0] = '\0';
+    Length = 0;
+  }
+  void append(const char *Format, va_list Args);
+  void append(const char *Format, ...);
+
+private:
+  Vector<char> String;
+  uptr Length;
+};
+
+void Printf(const char *Format, ...);
+
+} // namespace scudo
+
+#endif // SCUDO_STRING_UTILS_H_