19#ifndef PACKET_TAG_LIST_H
20#define PACKET_TAG_LIST_H
27#include "ns3/type-id.h"
186 void Add(
const Tag& tag)
const;
List of the packet tags stored in a packet.
bool Remove(Tag &tag)
Remove (the first instance of) tag from the list.
void Add(const Tag &tag) const
Add a tag to the head of this branch.
uint32_t Deserialize(const uint32_t *buffer, uint32_t size)
Deserialize tag list from the provided buffer.
uint32_t Serialize(uint32_t *buffer, uint32_t maxSize) const
Serialize the tag list into a byte buffer.
bool ReplaceWriter(Tag &tag, bool preMerge, TagData *cur, TagData **prevNext)
Copy-on-write implementing Replace.
void RemoveAll()
Remove all tags from this list (up to the first merge).
bool Replace(Tag &tag)
Replace the value of a tag.
bool Peek(Tag &tag) const
Find a tag and return its value.
uint32_t GetSerializedSize() const
Returns number of bytes required for packet serialization.
bool COWTraverse(Tag &tag, PacketTagList::COWWriter Writer)
Traverse the list implementing copy-on-write, using Writer.
bool RemoveWriter(Tag &tag, bool preMerge, TagData *cur, TagData **prevNext)
Copy-on-write implementing Remove.
const PacketTagList::TagData * Head() const
PacketTagList()
Create a new PacketTagList.
TagData * m_next
Pointer to first TagData on the list.
static TagData * CreateTagData(size_t dataSize)
Allocate and construct a TagData struct, sizing the data area large enough to serialize dataSize byte...
PacketTagList & operator=(const PacketTagList &o)
Assignment.
~PacketTagList()
Destructor.
bool(PacketTagList::* COWWriter)(Tag &tag, bool preMerge, TagData *cur, TagData **prevNext)
Typedef of method function pointer for copy-on-write operations.
tag a set of bytes in a packet
a unique identifier for an interface.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Tree node for sharing serialized tags.
TagData * next
Pointer to next in list.
TypeId tid
Type of the tag serialized into data.
uint32_t size
Size of the data buffer.
uint32_t count
Number of incoming links.
uint8_t data[1]
Serialization buffer.