From 3b66aa76709c7919e28733a38f0caf273f18f313 Mon Sep 17 00:00:00 2001
From: lganzzzo <lganzzzo@gmail.com>
Date: Tue, 16 Nov 2021 04:58:50 +0200
Subject: [PATCH] BufferOutputStream: Add reset() method.

---
 .github/FUNDING.yml                         | 1 +
 src/oatpp/core/data/stream/BufferStream.cpp | 7 +++++++
 src/oatpp/core/data/stream/BufferStream.hpp | 6 ++++++
 3 files changed, 14 insertions(+)
 create mode 100644 .github/FUNDING.yml

diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 00000000..2b5fe63a
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1 @@
+github: oatpp
diff --git a/src/oatpp/core/data/stream/BufferStream.cpp b/src/oatpp/core/data/stream/BufferStream.cpp
index 026fb967..0dacf395 100644
--- a/src/oatpp/core/data/stream/BufferStream.cpp
+++ b/src/oatpp/core/data/stream/BufferStream.cpp
@@ -118,6 +118,13 @@ void BufferOutputStream::setCurrentPosition(v_buff_size position) {
   m_position = position;
 }
 
+void BufferOutputStream::reset(v_buff_size initialCapacity) {
+  delete [] m_data;
+  m_data = new v_char8[initialCapacity];
+  m_capacity = initialCapacity;
+  m_position = 0;
+}
+
 oatpp::String BufferOutputStream::toString() {
   return oatpp::String((const char*) m_data, m_position);
 }
diff --git a/src/oatpp/core/data/stream/BufferStream.hpp b/src/oatpp/core/data/stream/BufferStream.hpp
index 4624ae55..42fe6726 100644
--- a/src/oatpp/core/data/stream/BufferStream.hpp
+++ b/src/oatpp/core/data/stream/BufferStream.hpp
@@ -115,6 +115,12 @@ public:
    */
   void setCurrentPosition(v_buff_size position);
 
+  /**
+   * Reset stream buffer and its capacity. Also reset write position.
+   * @param initialCapacity
+   */
+  void reset(v_buff_size initialCapacity = 2048);
+
   /**
    * Copy data to &id:oatpp::String;.
    * @return