From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001
From: Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org>
Date: Fri, 30 Apr 2021 00:33:56 +0200
Subject: initial/final commit

---
 .../src/vmime/utility/inputStreamStringAdapter.cpp | 119 +++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 vmime-master/src/vmime/utility/inputStreamStringAdapter.cpp

(limited to 'vmime-master/src/vmime/utility/inputStreamStringAdapter.cpp')

diff --git a/vmime-master/src/vmime/utility/inputStreamStringAdapter.cpp b/vmime-master/src/vmime/utility/inputStreamStringAdapter.cpp
new file mode 100644
index 0000000..bf09a9b
--- /dev/null
+++ b/vmime-master/src/vmime/utility/inputStreamStringAdapter.cpp
@@ -0,0 +1,119 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002 Vincent Richard <vincent@vmime.org>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/utility/inputStreamStringAdapter.hpp"
+
+
+namespace vmime {
+namespace utility {
+
+
+inputStreamStringAdapter::inputStreamStringAdapter(const string& buffer)
+	: m_buffer(buffer),
+	  m_begin(0),
+	  m_end(buffer.length()),
+	  m_pos(0) {
+
+}
+
+
+inputStreamStringAdapter::inputStreamStringAdapter(
+	const string& buffer,
+	const size_t begin,
+	const size_t end
+)
+	: m_buffer(buffer),
+	  m_begin(begin),
+	  m_end(end),
+	  m_pos(begin) {
+
+}
+
+
+bool inputStreamStringAdapter::eof() const {
+
+	return m_pos >= m_end;
+}
+
+
+void inputStreamStringAdapter::reset() {
+
+	m_pos = m_begin;
+}
+
+
+size_t inputStreamStringAdapter::read(byte_t* const data, const size_t count) {
+
+	if (m_pos + count >= m_end) {
+
+		const size_t remaining = m_end - m_pos;
+
+		std::copy(m_buffer.begin() + m_pos, m_buffer.end(), data);
+		m_pos = m_end;
+
+		return remaining;
+
+	} else {
+
+		std::copy(m_buffer.begin() + m_pos, m_buffer.begin() + m_pos + count, data);
+		m_pos += count;
+
+		return count;
+	}
+}
+
+
+size_t inputStreamStringAdapter::skip(const size_t count) {
+
+	if (m_pos + count >= m_end) {
+
+		const size_t remaining = m_end - m_pos;
+		m_pos = m_end;
+
+		return remaining;
+
+	} else {
+
+		m_pos += count;
+
+		return count;
+	}
+}
+
+
+size_t inputStreamStringAdapter::getPosition() const {
+
+	return m_pos - m_begin;
+}
+
+
+void inputStreamStringAdapter::seek(const size_t pos) {
+
+	if (m_begin + pos <= m_end) {
+		m_pos = m_begin + pos;
+	}
+}
+
+
+} // utility
+} // vmime
-- 
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