#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <getopt.h>
#include <math.h>
#include <string.h>

#define DEF_XY_EXP 	1.6
#define DEF_Z_EXP 	1.2
#define DEF_Z_MULT 	0.02

#define DEF_INDEV	"/dev/mouse"
#define DEF_OUTDEV	"/dev/imouse"

void usage();

main(int argc, char *argv[])
{
    FILE *in, *out;

 
    unsigned char mousedev_imps_seq[] = { 0xf3, 200, 0xf3, 100, 0xf3, 80 };
    char *indev = DEF_INDEV;
    char *outdev = DEF_OUTDEV;
int ch;   
 int c;
    

    while (1) {
	static struct option long_options[] =
	  {
	      {"input",  required_argument, 0, 'i'},
	      {"output",  required_argument, 0, 'o'},
	      {"vx", required_argument, 0, 'x'},
	      {"vz", required_argument, 0, 'z'},
	      {"mz", required_argument, 0, 'm'},
	      {"help", no_argument, 0, 'h'},
	      {0, 0, 0, 0}
	  };
	int option_index = 0;
	
	ch = getopt_long (argc, argv, "i:o:x:z:m:h", long_options, &option_index);
	
	/* Detect the end of the options. */
	if (ch == -1)
	    break;
	
	switch (ch) {
	    
	    case 'i':
		indev = strdup(optarg);
		break;
	  
	    case 'o':
		outdev = strdup(optarg);
		break;
		break;
	    case 'h':
		usage();
		exit(1);
	    case '?':
		usage();
		exit(1);
		break;
	    default:
		usage();
		exit(1);
	}
    }

    signal(SIGPIPE, SIG_IGN);

    while (1) {
	out = fopen(outdev, "w");
	in = fopen(indev, "w");
	fwrite(mousedev_imps_seq,1,sizeof(mousedev_imps_seq), in);
fclose(in);
fclose(out);
if ((in == NULL) || (out == NULL)) {
	    printf("%s: unable to open files\n", argv[0]);
	    exit(1);

	}
	
	fread(&c,1,sizeof(int),in);
	printf("%d\n", c);
        
	}
}

void usage() {

    printf("usage:\n");
    printf("-h | --help \t output this help message\n");
    printf("-i | --input \t input-device (default: %s)\n",DEF_INDEV);
    printf("-o | --output \t pseudo-mouse-device (default: %s)\n",DEF_OUTDEV);
    printf("Acceleration:\n");
    printf("-x | --vx\t XY_ACCEL_EXP (default: %.1f)\n",DEF_XY_EXP);
    printf("-z | --vz\t Z_ACCEL_EXP (default: %.1f)\n",DEF_Z_EXP);
    printf("-m | --mz\t Z_ACCEL_MULT (default: %.2f)\n",DEF_Z_MULT);

}