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100 lines
2.9 KiB
C++
100 lines
2.9 KiB
C++
// Gigablast, Inc., copyright Jul 2007
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// like Msg1.h but buffers up the add requests to avoid packet storms
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#ifndef _MSG4_H_
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#define _MSG4_H_
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bool registerHandler4 ( ) ;
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bool saveAddsInProgress ( char *filenamePrefix );
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bool loadAddsInProgress ( char *filenamePrefix );
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// used by Repair.cpp to make sure we are not adding any more data ("writing")
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bool hasAddsInQueue ( ) ;
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//#include "RdbList.h"
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bool addMetaList ( char *p , class UdpSlot *slot = NULL ) ;
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bool isInMsg4LinkedList ( class Msg4 *msg4 ) ;
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class Msg4 {
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public:
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/*
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bool addList ( RdbList *list ,
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char rdbId ,
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char *coll ,
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void *state ,
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void (* callback)(void *state) ,
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long niceness ,
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bool forceLocal = false ,
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bool splitList = true );
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bool addList ( RdbList *list ,
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char rdbId ,
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collnum_t collnum ,
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void *state ,
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void (* callback)(void *state) ,
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long niceness ,
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bool forceLocal = false ,
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bool splitList = true );
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bool storeList ( RdbList *list , char rdbId , collnum_t collnum ) ;
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*/
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// meta list format =
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// (rdbId | 0x08) then rdb record [if nosplit]
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// (rdbId | 0x00) then rdb record [if split ]
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bool addMetaList ( char *metaList ,
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long metaListSize ,
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char *coll ,
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void *state ,
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void (* callback)(void *state) ,
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long niceness ,
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char rdbId = -1 );
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// this one is faster...
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bool addMetaList ( char *metaList ,
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long metaListSize ,
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collnum_t collnum ,
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void *state ,
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void (* callback)(void *state) ,
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long niceness ,
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char rdbId = -1 );
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bool addMetaList2 ( );
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Msg4() { m_inUse = false; };
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~Msg4() { if ( m_inUse ) { char *xx=NULL;*xx=0; } };
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// injecting into the "test" collection likes to flush the buffers
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// after each injection to make sure the data is available for
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// following injections
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bool flush ( void *state ,
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void (* callback)(void *state) ,
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long niceness );
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// private:
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void (*m_callback ) ( void *state );
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void *m_state;
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char m_rdbId;
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char m_inUse;
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collnum_t m_collnum;
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long m_niceness;
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//bool m_splitList;
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char *m_metaList ;
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long m_metaListSize ;
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char *m_currentPtr ; // into m_metaList
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// the linked list for waiting in line
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class Msg4 *m_next;
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};
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// returns false if blocked and callback will be called when flush is done
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bool flushMsg4Buffers ( void *state , void (* callback) (void *) ) ;
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#endif
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