/usr/include/ola/messaging/MessagePrinter.h is in libola-dev 0.10.3.nojsmin-2+deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 | /*
* 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 2.1 of the License, 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* MessagePrinter.h
* Print the contents of a message.
* Copyright (C) 2011 Simon Newton
*/
#ifndef INCLUDE_OLA_MESSAGING_MESSAGEPRINTER_H_
#define INCLUDE_OLA_MESSAGING_MESSAGEPRINTER_H_
#include <ola/messaging/MessageVisitor.h>
#include <string>
#include <sstream>
namespace ola {
namespace messaging {
/**
* The base class for all message printers.
*/
class MessagePrinter: public MessageVisitor {
public:
virtual ~MessagePrinter() {}
std::string AsString(const class Message *message);
virtual void Visit(const BoolMessageField*) {}
virtual void Visit(const IPV4MessageField*) {}
virtual void Visit(const MACMessageField*) {}
virtual void Visit(const UIDMessageField*) {}
virtual void Visit(const StringMessageField*) {}
virtual void Visit(const BasicMessageField<uint8_t>*) {}
virtual void Visit(const BasicMessageField<uint16_t>*) {}
virtual void Visit(const BasicMessageField<uint32_t>*) {}
virtual void Visit(const BasicMessageField<int8_t>*) {}
virtual void Visit(const BasicMessageField<int16_t>*) {}
virtual void Visit(const BasicMessageField<int32_t>*) {}
virtual void Visit(const GroupMessageField*) {}
virtual void PostVisit(const GroupMessageField*) {}
protected:
std::ostringstream& Stream() { return m_str; }
virtual void PostStringHook() {}
virtual std::string TransformLabel(const std::string &label) {
return label;
}
private:
std::ostringstream m_str;
};
/**
* The generic printer returns key: value fields.
*/
class GenericMessagePrinter: public MessagePrinter {
public:
GenericMessagePrinter(unsigned int indent_size = DEFAULT_INDENT,
unsigned int initial_indent = 0)
: m_indent(initial_indent),
m_indent_size(indent_size) {
}
~GenericMessagePrinter() {}
virtual void Visit(const BoolMessageField*);
virtual void Visit(const IPV4MessageField*);
virtual void Visit(const MACMessageField*);
virtual void Visit(const UIDMessageField*);
virtual void Visit(const StringMessageField*);
virtual void Visit(const BasicMessageField<uint8_t>*);
virtual void Visit(const BasicMessageField<uint16_t>*);
virtual void Visit(const BasicMessageField<uint32_t>*);
virtual void Visit(const BasicMessageField<int8_t>*);
virtual void Visit(const BasicMessageField<int16_t>*);
virtual void Visit(const BasicMessageField<int32_t>*);
virtual void Visit(const GroupMessageField*);
virtual void PostVisit(const GroupMessageField*);
static const unsigned int DEFAULT_INDENT = 2;
private:
unsigned int m_indent, m_indent_size;
void AppendUInt(const std::string &name,
unsigned int value,
const std::string &label,
int8_t multipler);
void AppendInt(const std::string &name,
int value,
const std::string &label,
int8_t multipler);
void AppendMultipler(int8_t multipler);
};
} // namespace messaging
} // namespace ola
#endif // INCLUDE_OLA_MESSAGING_MESSAGEPRINTER_H_
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