src/r_timezone.h

   1 ///
   2 /// \file       r_timezone.h
   3 ///             Record parsing class for the timezone database.
   4 ///
   5
   6 /*
   7     Copyright (C) 2005-2009, Net Direct Inc. (http://www.netdirect.ca/)
   8     Copyright (C) 2008, Brian Edginton
   9
  10     This program is free software; you can redistribute it and/or modify
  11     it under the terms of the GNU General Public License as published by
  12     the Free Software Foundation; either version 2 of the License, or
  13     (at your option) any later version.
  14
  15     This program is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  18
  19     See the GNU General Public License in the COPYING file at the
  20     root directory of this project for more details.
  21 */
  22
  23 #ifndef __BARRY_RECORD_TIMEZONE_H__
  24 #define __BARRY_RECORD_TIMEZONE_H__
  25
  26 #include "dll.h"
  27 #include "record.h"
  28 #include <vector>
  29 #include <string>
  30 #include <stdint.h>
  31
  32 namespace Barry {
  33
  34 // forward declarations
  35 class IConverter;
  36
  37 class BXEXPORT Timezone
  38 {
  39 public:
  40         typedef std::vector<UnknownField>                       UnknownsType;
  41
  42         uint8_t RecType;
  43         uint32_t RecordId;
  44
  45         uint8_t TZType;
  46         uint32_t DSTOffset;
  47         int32_t Index;
  48         int32_t Offset;
  49         int32_t OffsetFraction;
  50         uint32_t StartMonth;
  51         uint32_t EndMonth;
  52         bool Left;
  53         bool UseDST;
  54
  55         std::string TimeZoneName;
  56
  57         UnknownsType Unknowns;
  58
  59 public:
  60
  61         Timezone();
  62         virtual ~Timezone();
  63
  64         const unsigned char* ParseField(const unsigned char *begin,
  65                 const unsigned char *end, const IConverter *ic = 0);
  66         void ParseRecurrenceData(const void *data);
  67         void BuildRecurrenceData(void *data);
  68         uint8_t GetRecType() const { return RecType; }
  69         uint32_t GetUniqueId() const { return RecordId; }
  70         void SetIds(uint8_t Type, uint32_t Id) { RecType = Type; RecordId = Id; }
  71         void ParseHeader(const Data &data, size_t &offset);
  72         void ParseFields(const Data &data, size_t &offset, const IConverter *ic = 0);
  73         void BuildHeader(Data &data, size_t &offset) const;
  74
  75         void Clear();
  76
  77         void Dump(std::ostream &os) const;
  78         bool operator<(const Timezone &other) const { return TimeZoneName < other.TimeZoneName; }
  79
  80         // database name
  81         static const char * GetDBName() { return "Time Zones"; }
  82         static uint8_t GetDefaultRecType() { return 2; }
  83 };
  84
  85 BXEXPORT inline std::ostream& operator<<(std::ostream &os, const Timezone &msg) {
  86         msg.Dump(os);
  87         return os;
  88 }
  89 } // namespace Barry
  90
  91 #endif /* __BARRY_RECORD_TIMEZONE_H__*/