81 lines
1.9 KiB
C++
81 lines
1.9 KiB
C++
/*
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* $Id$
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*
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* L O S A L A M O S
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* Los Alamos National Laboratory
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* Los Alamos, New Mexico 87545
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*
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* Copyright, 1986, The Regents of the University of California.
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*
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* Author: Jeff Hill
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*/
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#ifndef caServerIDh
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#define caServerIDh
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#include "osiSock.h"
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#include "resourceLib.h"
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#include "caProto.h"
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class caServerID {
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public:
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caServerID ( const struct sockaddr_in & addrIn, unsigned priority );
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bool operator == ( const caServerID & ) const;
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resTableIndex hash () const;
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osiSockAddr address () const;
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unsigned priority () const;
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private:
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struct sockaddr_in addr;
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ca_uint8_t pri;
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};
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inline caServerID::caServerID (
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const struct sockaddr_in & addrIn, unsigned priorityIn ) :
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addr ( addrIn ), pri ( static_cast <ca_uint8_t> ( priorityIn ) )
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{
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assert ( priorityIn <= 0xff );
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}
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inline bool caServerID::operator == ( const caServerID & rhs ) const
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{
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if ( this->addr.sin_addr.s_addr == rhs.addr.sin_addr.s_addr &&
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this->addr.sin_port == rhs.addr.sin_port &&
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this->pri == rhs.pri ) {
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return true;
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}
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return false;
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}
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inline resTableIndex caServerID::hash () const
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{
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// start with a very small server table to speed
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// up the flush traverse for the frequent case -
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// a small numbers of servers
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const unsigned caServerMinIndexBitWidth = 2u;
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const unsigned caServerMaxIndexBitWidth = 32u;
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unsigned index;
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index = this->addr.sin_addr.s_addr;
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index ^= this->addr.sin_port;
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index ^= this->addr.sin_port >> 8u;
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index ^= this->pri;
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return integerHash ( caServerMinIndexBitWidth,
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caServerMaxIndexBitWidth, index );
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}
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inline osiSockAddr caServerID::address () const
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{
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osiSockAddr tmp;
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tmp.ia = this->addr;
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return tmp;
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}
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inline unsigned caServerID::priority () const
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{
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return this->pri;
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}
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#endif // ifdef caServerID
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