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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_LIBXML_CHROMIUM_LIBXML_UTILS_H_
#define THIRD_PARTY_LIBXML_CHROMIUM_LIBXML_UTILS_H_
#include <libxml/xmlreader.h>
#include <string>
// libxml uses a global error function pointer for reporting errors.
// A ScopedXmlErrorFunc object lets you change the global error pointer
// for the duration of the object's lifetime.
class ScopedXmlErrorFunc {
public:
ScopedXmlErrorFunc(void* context, xmlGenericErrorFunc func) {
old_error_func_ = xmlGenericError;
old_error_context_ = xmlGenericErrorContext;
xmlSetGenericErrorFunc(context, func);
}
~ScopedXmlErrorFunc() {
xmlSetGenericErrorFunc(old_error_context_, old_error_func_);
}
private:
xmlGenericErrorFunc old_error_func_;
void* old_error_context_;
};
namespace internal {
// Converts a libxml xmlChar* into a UTF-8 std::string.
// Null inputs produce an empty string.
std::string XmlStringToStdString(const xmlChar* xmlstring);
} // namespace internal
#endif // THIRD_PARTY_LIBXML_CHROMIUM_INCLUDE_LIBXML_LIBXML_UTILS_H_
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