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//mikhailov :
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//reading and updating of time sync information
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#include "descript.h"
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#include "CRC.h"
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//int RTtoMT,RT,Timesync,OBTtimesync; // Resurs time to moscow, Resurs time, ...
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extern int print_flag;
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extern long int Timesync;
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extern long int OBTtimesync;
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void RunHeaderReader(char *packet)
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{
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//char *packet=new char[Nmax];
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//unsigned int type=0; /*PAMELA packet type*/
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// unsigned int error=0;/*PAMELA packet error flag*/
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//int Length=0; /*Length of filename*/
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// long int counter[26];/*Counter for PAMELA packets in each dat file*/
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// unsigned long int adr1=0;/*First byte of PAMELA packet in _cln2.pam*/
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//unsigned long int adr2=0;/*Last byte of PAMELA packet in _cln2.pam*/
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long int time=0; /*PAMELA packet time*/
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// long int first[26]; /*First byte for PAMELA packets of given type*/
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// long int last[26]; /*Last byte for PAMELA packets of given type*/
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long int temp=0;
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//int type;
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// int packet_type;
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char *subData;
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// char eventCRC[2];
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int j;
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FILE *ftime_sync;
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unsigned short calCRC; //calculated CRC of the data
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unsigned short readCRC; //CRC read from the end of the subpacket
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long int dataLength;
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long int length;
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long int RM_ACQ_SETTING_MODE,OBT_TIME_SYNC,
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LAST_TYME_SYNC_INFO,
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FAVOURITE_WORKING_SCHEDULE,
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EFFECTIVE_WORKING_SCHEDULE,
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PRH_VAR_TRIGGER_MODE_A,
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PRH_VAR_TRIGGER_MODE_B,
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RM_ACQ_AFTER_CALIB ;
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time=(long int)(unsigned char)(packet[11])+
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256*(long int)(unsigned char)(packet[10])+
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256*256*(long int)(unsigned char)(packet[9])+
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256*256*256*(long int)(unsigned char)(packet[8]);
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temp=(long int)(unsigned char)(packet[7])+
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256*(long int)(unsigned char)(packet[6])+
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256*256*(long int)(unsigned char)(packet[5]);
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if ((fmod((float)(temp),(float)(10000.))==0.)&&(print_flag>0)) cout<<"sorting "<<temp<<"\n";
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/*unpacking several packets.... mikhailov
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unpackingPamelaPacket(packet,type) */
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length=(long int)(unsigned char)(packet[14])+
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256*(long int)(unsigned char)(packet[13])+
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256*256*(long int)(unsigned char)(packet[12]);
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//cout<<temp<<" time="<<time<<" type=" <<type<<" length="<<length<<"\n";
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//the 2 bytes subtracted belong to the final event CRC bytes
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dataLength = length - (long int)2;
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subData=new char[dataLength];
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for (j=0;j<dataLength+2;j++) subData[j]=packet[j+16];
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// printf("packet %i %x ",j,(BYTE)packet[j+16]);
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// printf(" SubD= %x \n",(BYTE)subData[j]); }
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readCRC=(unsigned short)((((UINT32)packet[42]<<8)&0x0000FF00) + (((UINT32)packet[43])&0x000000FF));
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/*
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InputFile->read(subData, sizeof(unsigned char)*dataLength); */
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calCRC = CM_Compute_CRC16(0, (unsigned char*)subData, dataLength);
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if (print_flag>0) printf("crc %x %x\n",calCRC,readCRC);
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//took the final CRC to compare it with the previous calculated CRC of the data
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// for(j=0;j<length;j++) printf("crc %x \n",(BYTE)subData[j]);
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// cout<<calCRC<<" =crc ?="<<readCRC<<"\n";
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if ((calCRC == readCRC)&&(print_flag>0)) {cout<<calCRC<<" =crc ok="<<"\n";
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RM_ACQ_SETTING_MODE = (BYTE)packet[16];
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OBT_TIME_SYNC = (((UINT32)packet[21]<<24)&0xFF000000) + (((UINT32)packet[22]<<16)&0x00FF0000) + (((UINT32)packet[23]<<8)&0x0000FF00) + (((UINT32)packet[24])&0x000000FF);
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LAST_TYME_SYNC_INFO = (((UINT32)packet[25]<<24)&0xFF000000) + (((UINT32)packet[26]<<16)&0x00FF0000) + (((UINT32)packet[27]<<8)&0x0000FF00) + (((UINT32)packet[28])&0x000000FF);
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FAVOURITE_WORKING_SCHEDULE = (BYTE)packet[25];
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EFFECTIVE_WORKING_SCHEDULE = (BYTE)packet[26];
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PRH_VAR_TRIGGER_MODE_A = (((UINT32)packet[27]<<24)&0xFF000000) + (((UINT32)packet[28]<<16)&0x00FF0000) + (((UINT32)packet[29]<<8)&0x0000FF00) + (((UINT32)packet[30])&0x000000FF);
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PRH_VAR_TRIGGER_MODE_B = (((UINT32)packet[31]<<24)&0xFF000000) + (((UINT32)packet[32]<<16)&0x00FF0000) + (((UINT32)packet[33]<<8)&0x0000FF00) + (((UINT32)packet[34])&0x000000FF);
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RM_ACQ_AFTER_CALIB = (BYTE)packet[35];
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if (print_flag>0) cout<<OBT_TIME_SYNC<<" = ="<<LAST_TYME_SYNC_INFO<<"\n";
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// mikhailov 06.12.2004
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ftime_sync=fopen("timesync.dat","a+");
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Timesync=LAST_TYME_SYNC_INFO;
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OBTtimesync=OBT_TIME_SYNC;
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extern long int RTtoMT;
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extern long int RT;
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fprintf(ftime_sync,"%u %u %u %u\n",RTtoMT,RT,OBTtimesync,Timesync);
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// read for initial information for time synchronization
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if (print_flag>0)
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{cout<<RTtoMT<<"\n";
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cout<<RT<<"\n";
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cout<<Timesync<<"\n";
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cout<<OBTtimesync<<"\n";
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}
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fclose(ftime_sync);}
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// end mikhailov
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//RTtoMT,RT,Timesync,OBTtimesync;
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}
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