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// -*- mode: C++ -*-
//
// Copyright (C) 2013-2015 Red Hat, Inc.
//
// This file is part of the GNU Application Binary Interface Generic
// Analysis and Instrumentation Library (libabigail). This library is
// free software; you can redistribute it and/or modify it under the
// terms of the GNU Lesser General Public License as published by the
// Free Software Foundation; either version 3, or (at your option) any
// later version.
// This library 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 Lesser Public License for more details.
// You should have received a copy of the GNU Lesser General Public
// License along with this program; see the file COPYING-LGPLV3. If
// not, see <http://www.gnu.org/licenses/>.
/// @file
#include <tr1/memory>
#include <istream>
#include <abg-sptr-utils.h>
namespace abigail
{
/// Internal namespace for xml manipulation utilities.
namespace xml
{
using sptr_utils::build_sptr;
using std::tr1::shared_ptr;
using sptr_utils::reader_sptr;
using sptr_utils::xml_char_sptr;
/// This functor is used to instantiate a shared_ptr for the
/// xmlTextReader.
struct textReaderDeleter
{
void
operator()(xmlTextReaderPtr reader)
{xmlFreeTextReader(reader);}
};
/// This functor is used to instantiate a shared_ptr for xmlChar
struct charDeleter
{
void
operator()(xmlChar* str)
{ xmlFree(str); }
};
reader_sptr new_reader_from_file(const std::string& path);
reader_sptr new_reader_from_buffer(const std::string& buffer);
reader_sptr new_reader_from_istream(std::istream*);
bool xml_char_sptr_to_string(xml_char_sptr, std::string&);
int get_xml_node_depth(xmlNodePtr);
/// Get the name of the current element node the reader is pointing
/// to. Note that this macro returns an instance of
/// shared_ptr<xmlChar> so that the caller doesn't have to worry about
/// managing memory itself. Also note that the reader is a
/// shared_ptr<xmlTextReader>
#define XML_READER_GET_NODE_NAME(reader) \
xml::build_sptr(xmlTextReaderName(reader.get()))
/// Get the type of the current node of the shared_ptr<xmlTextReader>
/// passed in argument.
#define XML_READER_GET_NODE_TYPE(reader) \
static_cast<xmlReaderTypes> (xmlTextReaderNodeType(reader.get()))
/// Get the value of attribute 'name' on the current node of 'reader'
/// which is an instance of shared_ptr<xmlTextReader>.
#define XML_READER_GET_ATTRIBUTE(reader, name) \
xml::build_sptr(xmlTextReaderGetAttribute(reader.get(), BAD_CAST(name)))
/// Get the value of attribute 'name' ont the instance of xmlNodePtr
/// denoted by 'node'.
#define XML_NODE_GET_ATTRIBUTE(node, name) \
xml::build_sptr(xmlGetProp(node, BAD_CAST(name)))
#define CHAR_STR(xml_char_str) \
reinterpret_cast<char*>(xml_char_str.get())
void
escape_xml_string(const std::string& str,
std::string& escaped);
std::string
escape_xml_string(const std::string& str);
void
unescape_xml_string(const std::string& str,
std::string& escaped);
std::string
unescape_xml_string(const std::string& str);
}//end namespace xml
}//end namespace abigail
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