forroutines/anticounter/ACphysics.c

//If big-little endian problem: switch tmp1&0xFF00 + tmp2&0x00FF ->
// tmp1&0x00FF + tmp2&0xFF00
#include <stdio.h>
#include "ACphysics.h"

int ACphysics(int length,unsigned short* datapointer,struct datastruct* physicspointer){

//physics structure
struct datastruct physicsdata;

//pointer to struct
struct datastruct *physicspointer;

//read variables
int i,err,found;
unsigned short buffer[100];
unsigned short tmp1,tmp2;

   int iter=2;

  *physicspointer=physicsdata; 
  
  //look for header AC11, then cut out the event to a temp buffer
  while(found==0 && iter<length)
    {
      tmp1=*datapointer;
      tmp2=*(datapointer+1);
      //printf("check: %hx\n",tmp1);
      if(tmp1==0x11AC)
        { 
          found=1;
          for(i=0;i<64;i++)
            {
              buffer[i]=*datapointer;
              datapointer++;
            }
          tmp1=0x0000;
        }
      else if((tmp1&0xFF00) + (tmp2&0x00FF)==0xAC11)
        {
          found=1;
          for(i=0;i<64;i++)
            {
              buffer[i]=(tmp1&0xFF00) + (tmp2&0x00FF);
              datapointer++;
              tmp1=tmp2;
              tmp2=*(datapointer+1);
            }
        }
      else{
        datapointer++;
        iter=iter+2;}
    }
  
  //check errors
  if(iter>=length)
    err=2;
  else if(buffer[1]==0xAC22)
    err=0;
  else
    err=1;

  //Fill physicsdata from buffer
  for(i=0;i<2;i++) physicsdata.header[i]=buffer[i];
  physicsdata.status=buffer[2];
  physicsdata.hitmap=buffer[3];
  for(i=0;i<6;i++) physicsdata.regist[i]=buffer[4+i];
  for(i=0;i<16;i++) physicsdata.shift[i]=buffer[10+i];
  for(i=0;i<16;i++) physicsdata.counters[i]=buffer[26+i];
  for(i=0;i<8;i++) physicsdata.coinc[i]=buffer[42+i];
  physicsdata.trigg=buffer[50];
  for(i=0;i<2;i++) physicsdata.clock[i]=buffer[51+i];
  for(i=0;i<2;i++) physicsdata.temp[i]=buffer[53+i];
  for(i=0;i<8;i++) physicsdata.DAC[i]=buffer[55+i];
  physicsdata.CRC=buffer[63];

  return err;

}

1	//If big-little endian problem: switch tmp1&0xFF00 + tmp2&0x00FF ->
2	// tmp1&0x00FF + tmp2&0xFF00
3	#include <stdio.h>
4	#include "ACphysics.h"
5
6	int ACphysics(int length,unsigned short* datapointer,struct datastruct* physicspointer){
7
8	//physics structure
9	struct datastruct physicsdata;
10
11	//pointer to struct
12	struct datastruct *physicspointer;
13
14	//read variables
15	int i,err,found;
16	unsigned short buffer[100];
17	unsigned short tmp1,tmp2;
18
19	int iter=2;
20
21	*physicspointer=physicsdata;
22
23	//look for header AC11, then cut out the event to a temp buffer
24	while(found==0 && iter<length)
25	{
26	tmp1=*datapointer;
27	tmp2=*(datapointer+1);
28	//printf("check: %hx\n",tmp1);
29	if(tmp1==0x11AC)
30	{
31	found=1;
32	for(i=0;i<64;i++)
33	{
34	buffer[i]=*datapointer;
35	datapointer++;
36	}
37	tmp1=0x0000;
38	}
39	else if((tmp1&0xFF00) + (tmp2&0x00FF)==0xAC11)
40	{
41	found=1;
42	for(i=0;i<64;i++)
43	{
44	buffer[i]=(tmp1&0xFF00) + (tmp2&0x00FF);
45	datapointer++;
46	tmp1=tmp2;
47	tmp2=*(datapointer+1);
48	}
49	}
50	else{
51	datapointer++;
52	iter=iter+2;}
53	}
54
55	//check errors
56	if(iter>=length)
57	err=2;
58	else if(buffer[1]==0xAC22)
59	err=0;
60	else
61	err=1;
62
63	//Fill physicsdata from buffer
64	for(i=0;i<2;i++) physicsdata.header[i]=buffer[i];
65	physicsdata.status=buffer[2];
66	physicsdata.hitmap=buffer[3];
67	for(i=0;i<6;i++) physicsdata.regist[i]=buffer[4+i];
68	for(i=0;i<16;i++) physicsdata.shift[i]=buffer[10+i];
69	for(i=0;i<16;i++) physicsdata.counters[i]=buffer[26+i];
70	for(i=0;i<8;i++) physicsdata.coinc[i]=buffer[42+i];
71	physicsdata.trigg=buffer[50];
72	for(i=0;i<2;i++) physicsdata.clock[i]=buffer[51+i];
73	for(i=0;i<2;i++) physicsdata.temp[i]=buffer[53+i];
74	for(i=0;i<8;i++) physicsdata.DAC[i]=buffer[55+i];
75	physicsdata.CRC=buffer[63];
76
77	return err;
78
79	}
80