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annotate touchTest/parseDevicesTest.c @ 4645:0375d020e7e3

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Auto-detects Wacom touch devices.
author Jim Grandpre <jim.tla@gmail.com>
date Mon, 31 May 2010 00:24:37 -0400
parents
children eea1bf53effa
rev   line source
4645
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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1 #include <stdio.h>
0375d020e7e3 Auto-detects Wacom touch devices.
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2 #include <stdlib.h>
0375d020e7e3 Auto-detects Wacom touch devices.
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3 #include <linux/input.h>
0375d020e7e3 Auto-detects Wacom touch devices.
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4
0375d020e7e3 Auto-detects Wacom touch devices.
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5
0375d020e7e3 Auto-detects Wacom touch devices.
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6 int main(int agrc,char **argv)
0375d020e7e3 Auto-detects Wacom touch devices.
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7 {
0375d020e7e3 Auto-detects Wacom touch devices.
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8 FILE *fd;
0375d020e7e3 Auto-detects Wacom touch devices.
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9 fd = fopen("/proc/bus/input/devices","r");
0375d020e7e3 Auto-detects Wacom touch devices.
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10
0375d020e7e3 Auto-detects Wacom touch devices.
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11 char c;
0375d020e7e3 Auto-detects Wacom touch devices.
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12 int i = 0;
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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13 char line[256];
0375d020e7e3 Auto-detects Wacom touch devices.
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14 char tstr[256];
0375d020e7e3 Auto-detects Wacom touch devices.
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15 int vendor = -1,product = -1,event = -1;
0375d020e7e3 Auto-detects Wacom touch devices.
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16 while(!feof(fd)) {
0375d020e7e3 Auto-detects Wacom touch devices.
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17 fgets(line,256,fd);
0375d020e7e3 Auto-detects Wacom touch devices.
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18 //printf("%s",line);
0375d020e7e3 Auto-detects Wacom touch devices.
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19 if(line[0] == '\n') {
0375d020e7e3 Auto-detects Wacom touch devices.
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20 if(vendor == 1386){
0375d020e7e3 Auto-detects Wacom touch devices.
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21 printf("Wacom... Assuming it is a touch device\n");
0375d020e7e3 Auto-detects Wacom touch devices.
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22 sprintf(tstr,"/dev/input/event%i",event);
0375d020e7e3 Auto-detects Wacom touch devices.
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23 printf("At location: %s\n",tstr);
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24
0375d020e7e3 Auto-detects Wacom touch devices.
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25
0375d020e7e3 Auto-detects Wacom touch devices.
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26 }
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27 vendor = -1;
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28 product = -1;
0375d020e7e3 Auto-detects Wacom touch devices.
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29 event = -1;
0375d020e7e3 Auto-detects Wacom touch devices.
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30 }
0375d020e7e3 Auto-detects Wacom touch devices.
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31 else if(line[0] == 'I') {
0375d020e7e3 Auto-detects Wacom touch devices.
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32 i = 1;
0375d020e7e3 Auto-detects Wacom touch devices.
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33 while(line[i]) {
0375d020e7e3 Auto-detects Wacom touch devices.
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34 sscanf(&line[i],"Vendor=%x",&vendor);
0375d020e7e3 Auto-detects Wacom touch devices.
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35 sscanf(&line[i],"Product=%x",&product);
0375d020e7e3 Auto-detects Wacom touch devices.
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36 i++;
0375d020e7e3 Auto-detects Wacom touch devices.
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37 }
0375d020e7e3 Auto-detects Wacom touch devices.
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38 }
0375d020e7e3 Auto-detects Wacom touch devices.
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39 else if(line[0] == 'H') {
0375d020e7e3 Auto-detects Wacom touch devices.
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40 i = 1;
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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41 while(line[i]) {
0375d020e7e3 Auto-detects Wacom touch devices.
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42 sscanf(&line[i],"event%d",&event);
0375d020e7e3 Auto-detects Wacom touch devices.
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43 i++;
0375d020e7e3 Auto-detects Wacom touch devices.
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44 }
0375d020e7e3 Auto-detects Wacom touch devices.
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45 }
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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46 }
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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47
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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48 close(fd);
0375d020e7e3 Auto-detects Wacom touch devices.
Jim Grandpre <jim.tla@gmail.com>
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49 return 0;
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50 }