136 static int jtRead(sqlite3_file*, void*, int iAmt, sqlite3_int64 iOfst);
137 static int jtWrite(sqlite3_file*,const void*,int iAmt, sqlite3_int64 iOfst);
270   int iAmt,   in jtRead()  argument
274   return sqlite3OsRead(p->pReal, zBuf, iAmt, iOfst);  in jtRead()
515   int iAmt,   in jtWrite()  argument
525       if( iAmt==28 ){  in jtWrite()
529       }else if( iAmt!=12 ){  in jtWrite()
540     if( p->iMaxOff<(iOfst + iAmt) ){  in jtWrite()
541       p->iMaxOff = iOfst + iAmt;  in jtWrite()
546     if( iAmt<(int)p->nPagesize   in jtWrite()
547      && p->nPagesize%iAmt==0   in jtWrite()
549      && iOfst+iAmt<=PENDING_BYTE+p->nPagesize  in jtWrite()
558       assert( (iAmt==1||iAmt==(int)p->nPagesize) &&  in jtWrite()
559               ((iOfst+iAmt)%p->nPagesize)==0 );  in jtWrite()
568   rc = sqlite3OsWrite(p->pReal, zBuf, iAmt, iOfst);  in jtWrite()
569   if( (p->flags&SQLITE_OPEN_MAIN_JOURNAL) && iAmt==12 ){  in jtWrite()