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/***************************************************************************** |
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* |
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* $Id$ |
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* |
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* This is a minimal implementation of the XML dialect as used by |
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* the MSR protocol. |
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* |
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* Copyright 2010 Richard Hacker (lerichi at gmx dot net) |
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* |
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* This file is part of the pdserv library. |
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* |
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* The pdserv library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published |
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* by the Free Software Foundation, either version 3 of the License, or (at |
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* your option) any later version. |
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* |
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* The pdserv library is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
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* License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with the pdserv library. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*****************************************************************************/ |
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#ifndef XMLDOC_H |
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#define XMLDOC_H |
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#include <sstream> |
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#include <string> |
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namespace PdServ { |
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class Variable; |
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} |
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namespace MsrProto { |
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class Variable; |
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class Parameter; |
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class Channel; |
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class XmlElement { |
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public: |
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XmlElement(const char *name, std::ostream &os, |
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size_t level, std::string *id); |
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XmlElement(const XmlElement& other): |
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level(other.level), id(other.id), os(other.os), name(other.name) { |
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} |
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/** Destructor. |
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* Children are destroyed if they were not released beforehand */ |
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~XmlElement(); |
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XmlElement createChild(const char *name); |
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const size_t level; |
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std::string* const id; |
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class Attribute { |
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public: |
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Attribute(XmlElement&, const char *name); |
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~Attribute(); |
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/** Set string attribute, checking for characters |
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* that need to be escaped */ |
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void setEscaped( const char *value); |
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void csv(const Variable* var, const char *buf, |
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size_t nblocks, size_t precision); |
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void base64( const void *data, size_t len) const; |
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void hexDec( const void *data, size_t len) const; |
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std::ostream& operator<<(const struct timespec &t); |
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/** Various variations of numerical attributes */ |
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std::ostream& operator<<(const char *s); |
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template <typename T> |
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std::ostream& operator<<(T const& val); |
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private: |
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std::ostream& os; |
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}; |
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private: |
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std::ostream& os; |
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const char * const name; |
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bool printed; |
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}; |
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template <typename T> |
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std::ostream& XmlElement::Attribute::operator<<(T const& val) |
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{ |
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os << val; |
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return os; |
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} |
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} |
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#endif // XMLDOC_H |
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