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+/*
+ Copyright (c) 2014-2015 Intel Corporation. All Rights Reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ * Neither the name of Intel Corporation nor the names of its
+ contributors may be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+/*! \file
+ \brief Iterator of Variable tables list used by the runtime library
+*/
+
+#ifndef OFFLOAD_ITERATOR_H_INCLUDED
+#define OFFLOAD_ITERATOR_H_INCLUDED
+
+#include <iterator>
+#include "offload_table.h"
+
+// The following class is for iteration over var table.
+// It was extracted and moved to this offload_iterator.h file from offload_table.h
+// to solve the problem with compiling with VS 2010. The problem was in incompatibility
+// of STL objects in VS 2010 with ones in later VS versions.
+
+// var table list iterator
+class Iterator : public std::iterator<std::input_iterator_tag,
+ VarTable::Entry> {
+ public:
+ Iterator() : m_node(0), m_entry(0) {}
+
+ explicit Iterator(TableList<VarTable>::Node *node) {
+ new_node(node);
+ }
+
+ Iterator& operator++() {
+ if (m_entry != 0) {
+ m_entry++;
+ while (m_entry->name == 0) {
+ m_entry++;
+ }
+ if (m_entry->name == reinterpret_cast<const char*>(-1)) {
+ new_node(m_node->next);
+ }
+ }
+ return *this;
+ }
+
+ bool operator==(const Iterator &other) const {
+ return m_entry == other.m_entry;
+ }
+
+ bool operator!=(const Iterator &other) const {
+ return m_entry != other.m_entry;
+ }
+
+ const VarTable::Entry* operator*() const {
+ return m_entry;
+ }
+
+ private:
+ void new_node(TableList<VarTable>::Node *node) {
+ m_node = node;
+ m_entry = 0;
+ while (m_node != 0) {
+ m_entry = m_node->table.entries;
+ while (m_entry->name == 0) {
+ m_entry++;
+ }
+ if (m_entry->name != reinterpret_cast<const char*>(-1)) {
+ break;
+ }
+ m_node = m_node->next;
+ m_entry = 0;
+ }
+ }
+
+ private:
+ TableList<VarTable>::Node *m_node;
+ const VarTable::Entry *m_entry;
+};
+
+#endif // OFFLOAD_ITERATOR_H_INCLUDED