Mercurial > sdl-ios-xcode
diff touchTest/parseDevicesTest.c @ 4645:0375d020e7e3
Auto-detects Wacom touch devices.
author | Jim Grandpre <jim.tla@gmail.com> |
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date | Mon, 31 May 2010 00:24:37 -0400 |
parents | |
children | eea1bf53effa |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/touchTest/parseDevicesTest.c Mon May 31 00:24:37 2010 -0400 @@ -0,0 +1,50 @@ +#include <stdio.h> +#include <stdlib.h> +#include <linux/input.h> + + +int main(int agrc,char **argv) +{ + FILE *fd; + fd = fopen("/proc/bus/input/devices","r"); + + char c; + int i = 0; + char line[256]; + char tstr[256]; + int vendor = -1,product = -1,event = -1; + while(!feof(fd)) { + fgets(line,256,fd); + //printf("%s",line); + if(line[0] == '\n') { + if(vendor == 1386){ + printf("Wacom... Assuming it is a touch device\n"); + sprintf(tstr,"/dev/input/event%i",event); + printf("At location: %s\n",tstr); + + + } + vendor = -1; + product = -1; + event = -1; + } + else if(line[0] == 'I') { + i = 1; + while(line[i]) { + sscanf(&line[i],"Vendor=%x",&vendor); + sscanf(&line[i],"Product=%x",&product); + i++; + } + } + else if(line[0] == 'H') { + i = 1; + while(line[i]) { + sscanf(&line[i],"event%d",&event); + i++; + } + } + } + + close(fd); + return 0; +}