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-rwxr-xr-xsrc/common/Network/Packet/IPv6Header.h142
1 files changed, 142 insertions, 0 deletions
diff --git a/src/common/Network/Packet/IPv6Header.h b/src/common/Network/Packet/IPv6Header.h
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+++ b/src/common/Network/Packet/IPv6Header.h
@@ -0,0 +1,142 @@
+/*
+Copyright (c) 2015-2015 Cisco Systems, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+#ifndef _IPV6_HEADER_H_
+#define _IPV6_HEADER_H_
+
+#include "PacketHeaderBase.h"
+
+#define IPV6_16b_ADDR_GROUPS 8
+#define IPV6_16b_ADDR_GROUPS_MSB 6
+#define IPV6_HDR_LEN 40
+static uint16_t default_ipv6[8] = { 0xDEAD, 0xBEEF,
+ 0xDEAD, 0xBEEF,
+ 0xDEAD, 0xBEEF,
+ 0xDEAD, 0xBEEF };
+
+
+class IPv6Header
+{
+
+public:
+ IPv6Header()
+ {
+ setDestIpv6(default_ipv6);
+ setSourceIpv6(default_ipv6);
+ setTrafficClass(0xDD);
+ };
+
+ IPv6Header (uint16_t *argSource,
+ uint16_t *argDestinaction,
+ uint8_t argTrafficClass)
+ {
+ setDestIpv6(argDestinaction);
+ setSourceIpv6(argSource);
+ setTrafficClass(argTrafficClass);
+ };
+
+ enum
+ {
+ DefaultSize = 40
+ };
+
+
+public:
+
+ inline uint8_t getVersion ();
+ inline void setVersion (uint8_t);
+
+ inline uint8_t getHeaderLength (){return (IPV6_HDR_LEN);}
+
+ inline uint16_t getTrafficClass ();
+ inline void setTrafficClass (uint16_t);
+
+ inline uint32_t getFlowLabel ();
+ inline void setFlowLabel (uint32_t);
+
+ inline uint16_t getPayloadLen ();
+ inline void setPayloadLen (uint16_t);
+
+ inline uint8_t getNextHdr ();
+ inline void setNextHdr (uint8_t);
+
+ inline uint8_t getHopLimit ();
+ inline void setHopLimit (uint8_t);
+
+ inline void getSourceIpv6 (uint16_t *);
+ inline void setSourceIpv6 (uint16_t *);
+
+ inline void getDestIpv6 (uint16_t *);
+ inline void setDestIpv6 (uint16_t *);
+
+public:
+
+ inline void updateTrafficClass(uint8_t newclass);
+ inline void updatePayloadLength(uint16_t newlen);
+ inline void updateIpv6Src(uint16_t *ipsrc);
+ inline void updateIpv6Dst(uint16_t *ipdst);
+ inline void updateMSBIpv6Src(uint16_t *ipsrc);
+ inline void updateMSBIpv6Dst(uint16_t *ipdst);
+ inline void updateLSBIpv6Src(uint32_t ipsrc);
+ inline void updateLSBIpv6Dst(uint32_t ipdst);
+
+ inline void swapSrcDest();
+
+////////////////////////////////////////////////////////////////////////////////////////
+// Common Header Interface
+////////////////////////////////////////////////////////////////////////////////////////
+
+public:
+ inline uint8_t* getPointer (){return (uint8_t*)this;}
+ inline uint32_t getSize (){return getHeaderLength();}
+
+ void dump (FILE* fd);
+
+
+public:
+ uint32_t myVer_TrafficClass_FlowLabel;
+
+ uint16_t myPayloadLen;
+ uint8_t myNextHdr;
+ uint8_t myHopLimit;
+
+ uint16_t mySource[IPV6_16b_ADDR_GROUPS];
+ uint16_t myDestination[IPV6_16b_ADDR_GROUPS];
+ uint32_t myOption[1];
+};
+
+
+class IPv6PseudoHeader
+{
+public:
+ uint32_t m_source_ip;
+ uint32_t m_dest_ip;
+ uint8_t m_zero;
+ uint8_t m_protocol;
+ uint16_t m_length;
+public:
+ inline uint8_t* getPointer(){return (uint8_t*)this;}
+
+ inline uint32_t getSize();
+
+ inline uint16_t inetChecksum();
+};
+
+
+#include "IPv6Header.inl"
+
+#endif
+