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mocchiut |
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//where I am |
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#include "R4_HEADER_State.h" |
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//manager |
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#include "StateManager.h" |
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//home |
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#include "R0_Init_State.h" |
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//a step after |
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#include "PacketSemanticAnalyzer.h" |
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namespace PamOffLineSW |
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{ |
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R4_HEADER_State R4_HEADER_State::instance; |
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//extern LogUtil* mainLogUtil; |
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//extern long int iNumCadres; //cadre's number |
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//extern unsigned long long int iByte_tot;// how many bytes I have read till now |
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extern bool isCadreGood;//if the cadre is good |
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R4_HEADER_State::R4_HEADER_State() |
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{ |
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headerPKT =NULL; |
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pamPKT =NULL; |
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pamPKT_length=0; |
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posPamPKT=0; |
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isPKTGood=true; |
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} |
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R4_HEADER_State::~R4_HEADER_State() |
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{ |
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deleteBufferPKT(); |
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pamPKT_length=0; |
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posPamPKT=0; |
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isPKTGood=true; |
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} |
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void R4_HEADER_State::deleteBufferPKT() |
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{ |
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if(headerPKT) |
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{ |
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delete[] headerPKT; |
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headerPKT =NULL; |
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} |
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if(pamPKT) |
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{ |
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delete[] pamPKT; |
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pamPKT =NULL; |
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} |
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} |
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void R4_HEADER_State::initBufferPKT(char* headPKT) |
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{ |
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//I have found a Pamela Packet Header |
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//I read how many bytes is the packet long |
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long int pack_length = (long int)(unsigned char)(headPKT[14])+ |
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256*(long int)(unsigned char)(headPKT[13])+ |
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256*256*(long int)(unsigned char)(headPKT[12]); |
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pamPKT_length=pack_length; |
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deleteBufferPKT();//just to be sure |
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// I will save the Pamela Packet and its header in this buffer |
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headerPKT=new char[LENGTH_HEADER_PKT]; |
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//I start copying on the buffer the Header |
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for(int i=0;i<LENGTH_HEADER_PKT;i++) |
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{ |
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headerPKT[i]=headPKT[i]; |
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} |
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// I will save the Pamela Packet without the header in this buffer |
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pamPKT=new char[pamPKT_length]; |
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//zerooo |
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for(int i=0;i<pamPKT_length;i++) |
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{ |
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pamPKT[i]=0; |
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} |
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posPamPKT=0; |
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if((!isCadreGood)&&(isPKTGood)) |
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{ |
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isPKTGood = false; |
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} |
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} |
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void R4_HEADER_State::readInput(char inputbyte) |
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{ |
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//we have identified a Pamela Packet, |
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//we add bytes to the buffer untill we reach the total length |
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if((!isCadreGood)&&(isPKTGood)) |
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{ |
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isPKTGood = false; |
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} |
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pamPKT[posPamPKT]=inputbyte; |
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//if we reach the end of the Packet |
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if(posPamPKT==(pamPKT_length-1)) |
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{ |
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//we can use the packet |
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PacketSemanticAnalyzer::getInstance().managePKT(headerPKT, pamPKT, pamPKT_length, isPKTGood); |
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//reset isPKTGood to true |
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isPKTGood=true; |
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//delete buffer |
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deleteBufferPKT(); |
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//reset values |
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pamPKT_length=0; posPamPKT=0; |
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//return to R0 initial state |
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StateManager::getInstance().changeState(&R0_Init_State::getInstance()); |
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} |
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posPamPKT++; |
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} |
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} |
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