Last change
on this file since 196 was
196,
checked in by scheusso, 16 years ago
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created a dummyserver and dummyclient in order to test ConnectionManager and PacketBuffer with enet and boost_thread\n Makefile is used to build server and client
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File size:
1.7 KB
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Rev | Line | |
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[173] | 1 | // C++ PacketBuffer |
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[196] | 2 | // d |
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[173] | 3 | // Author Oliver Scheuss |
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[196] | 4 | |
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| 5 | #ifndef NETWORK_PACKETBUFFER_CC |
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| 6 | #define NETWORK_PACKETBUFFER_CC |
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| 7 | |
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[173] | 8 | #include <iostream> |
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| 9 | #include "network/PacketBuffer.h" |
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| 10 | |
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| 11 | namespace network{ |
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[196] | 12 | |
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| 13 | boost::mutex networkPacketBufferMutex; |
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| 14 | |
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[173] | 15 | PacketBuffer::PacketBuffer(){ |
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[174] | 16 | closed=false; |
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[173] | 17 | first=NULL; |
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| 18 | last=NULL; |
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| 19 | } |
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[196] | 20 | //this is needed in order to make the packetbuffer threadsafe |
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| 21 | |
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[173] | 22 | |
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[188] | 23 | bool PacketBuffer::push(ENetPacket *pck){ |
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[174] | 24 | boost::mutex::scoped_lock lock(networkPacketBufferMutex); |
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[188] | 25 | // if(closed) |
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| 26 | // return false; |
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[174] | 27 | // also works if fifo is null (queue empty) |
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| 28 | // just to be sure last is really the last element |
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[188] | 29 | /*if(last!=NULL) |
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| 30 | while(last->next!=NULL) |
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| 31 | last=last->next;*/ |
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[174] | 32 | // first element? |
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| 33 | if(first==NULL){ |
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| 34 | first=new QueueItem; |
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| 35 | last=first; |
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| 36 | last->next=NULL; |
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| 37 | // change this!!!!!!! |
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[188] | 38 | last->packet = pck; |
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| 39 | } else { |
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[174] | 40 | //insert a new element at the bottom |
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| 41 | last->next = new QueueItem; |
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| 42 | last=last->next; |
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| 43 | // initialize last->next |
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| 44 | last->next=NULL; |
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| 45 | // save the packet to the new element |
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[188] | 46 | last->packet = pck; |
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[173] | 47 | } |
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[174] | 48 | return true; |
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[173] | 49 | } |
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| 50 | |
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[188] | 51 | ENetPacket *PacketBuffer::pop(){ |
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[174] | 52 | boost::mutex::scoped_lock lock(networkPacketBufferMutex); |
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[188] | 53 | if(first!=NULL /*&& !closed*/){ |
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[173] | 54 | QueueItem *temp = first; |
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| 55 | // get packet |
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[188] | 56 | ENetPacket *pck=first->packet; |
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[173] | 57 | // remove first element |
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| 58 | first = first->next; |
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| 59 | delete temp; |
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[188] | 60 | return pck; |
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[174] | 61 | } else{ |
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[188] | 62 | return NULL; |
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[174] | 63 | } |
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[173] | 64 | } |
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| 65 | |
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| 66 | bool PacketBuffer::isEmpty(){ |
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| 67 | return (first==NULL); |
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| 68 | } |
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| 69 | |
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| 70 | void PacketBuffer::print(){ |
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| 71 | QueueItem *temp=first; |
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| 72 | while(temp!=NULL){ |
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| 73 | std::cout << temp->packet->data << std::endl; |
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| 74 | temp=temp->next; |
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| 75 | } |
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| 76 | |
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| 77 | } |
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| 78 | |
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[174] | 79 | bool PacketBuffer::isClosed(){ |
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| 80 | return closed; |
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| 81 | } |
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| 82 | |
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| 83 | void PacketBuffer::setClosed(bool value){ |
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| 84 | closed=value; |
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| 85 | return; |
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| 86 | } |
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| 87 | |
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[173] | 88 | }// namespace network |
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[196] | 89 | |
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| 90 | #endif |
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