From cca66b9ec4e494c1d919bff0f71a820d8afab1fa Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:24:48 +0200
Subject: Adding upstream version 1.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/io/stream/bufferstream.cpp | 144 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 src/io/stream/bufferstream.cpp

(limited to 'src/io/stream/bufferstream.cpp')

diff --git a/src/io/stream/bufferstream.cpp b/src/io/stream/bufferstream.cpp
new file mode 100644
index 0000000..1723ee1
--- /dev/null
+++ b/src/io/stream/bufferstream.cpp
@@ -0,0 +1,144 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/**
+ * @file
+ * Phoebe DOM Implementation.
+ *
+ * This is a C++ approximation of the W3C DOM model, which follows
+ * fairly closely the specifications in the various .idl files, copies of
+ * which are provided for reference.  Most important is this one:
+ *
+ * http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/idl-definitions.html
+ *//*
+ * Authors:
+ * see git history
+ *   Bob Jamison
+ *
+ * Copyright (C) 2018 Authors
+ * Released under GNU LGPL v2.1+, read the file 'COPYING' for more information.
+ */
+
+/**
+ * This class provided buffered endpoints for input and output.
+ */
+
+#include "bufferstream.h"
+
+namespace Inkscape
+{
+namespace IO
+{
+
+//#########################################################################
+//# B U F F E R    I N P U T    S T R E A M
+//#########################################################################
+/**
+ *
+ */
+BufferInputStream::BufferInputStream(
+           const std::vector<unsigned char> &sourceBuffer)
+           : buffer(sourceBuffer)
+{
+    position = 0;
+    closed = false;
+}
+
+/**
+ *
+ */
+BufferInputStream::~BufferInputStream()
+= default;
+
+/**
+ * Returns the number of bytes that can be read (or skipped over) from
+ * this input stream without blocking by the next caller of a method for
+ * this input stream.
+ */
+int BufferInputStream::available()
+{
+    if (closed)
+        return -1;
+    return buffer.size() - position;
+}
+
+
+/**
+ *  Closes this input stream and releases any system resources
+ *  associated with the stream.
+ */
+void BufferInputStream::close()
+{
+    closed = true;
+}
+
+/**
+ * Reads the next byte of data from the input stream.  -1 if EOF
+ */
+int BufferInputStream::get()
+{
+    if (closed)
+        return -1;
+    if (position >= (int)buffer.size())
+        return -1;
+    int ch = (int) buffer[position++];
+    return ch;
+}
+
+
+
+
+//#########################################################################
+//# B U F F E R    O U T P U T    S T R E A M
+//#########################################################################
+
+/**
+ *
+ */
+BufferOutputStream::BufferOutputStream()
+{
+    closed = false;
+}
+
+/**
+ *
+ */
+BufferOutputStream::~BufferOutputStream()
+= default;
+
+/**
+ * Closes this output stream and releases any system resources
+ * associated with this stream.
+ */
+void BufferOutputStream::close()
+{
+    closed = true;
+}
+
+/**
+ *  Flushes this output stream and forces any buffered output
+ *  bytes to be written out.
+ */
+void BufferOutputStream::flush()
+{
+    //nothing to do
+}
+
+/**
+ * Writes the specified byte to this output stream.
+ */
+int BufferOutputStream::put(char ch)
+{
+    if (closed)
+        return -1;
+    buffer.push_back(ch);
+    return 1;
+}
+
+
+
+
+}  //namespace IO
+}  //namespace Inkscape
+
+//#########################################################################
+//# E N D    O F    F I L E
+//#########################################################################
-- 
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