52 lines
986 B
C
52 lines
986 B
C
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#ifndef _INCLUDE_JOURNAL_H
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#define _INCLUDE_JOURNAL_H
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#include "Binary.h"
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#include "NHash.h"
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#include "CString.h"
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enum JOp
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{
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Journal_Nop=0, //no operation
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Journal_Clear, //clears, no parameters
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Journal_Prune, //prunes, two params (start, end, 32bit both)
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Journal_Insert, //inserts stamp (32), key (8+[]), val (16+[])
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Journal_Remove, //removes key(8+[])
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Journal_TotalOps,
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};
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enum Encode
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{
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Encode_Small,
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Encode_Medium,
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};
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typedef NHash<String,String> VaultMap;
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class Journal
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{
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public:
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Journal(const char *file);
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public:
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bool Begin();
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bool End();
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int Replay(VaultMap *pMap);
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bool Erase();
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public:
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bool Write_Clear();
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bool Write_Prune(time_t start, time_t end);
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bool Write_Insert(const char *key, const char *val, time_t stamp);
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bool Write_Remove(const char *key);
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private:
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void WriteOp(JOp op);
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void WriteInt32(int num);
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void WriteString(const char *str, Encode enc);
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private:
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String m_File;
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FILE *m_fp;
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BinaryWriter m_Bw;
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};
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#endif //_INCLUDE_JOURNAL_H
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