#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <linux/fb.h>
#include <sys/mman.h>
 
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>
#include <time.h>
#include <signal.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/klog.h> 

    int do_syslog(char *msg) 
    { 
        return klogctl(11, msg, strlen(msg)); 
    }  

    int main(int argc, char* argv[])
    {
        int fbfd = 0;
        int vLoop, vLoop1;
        void* buffer;
        unsigned long request;
        char dummy_struct[65536];
        char* kmsg;
 
        // Open the file for reading and writing
        fbfd = open("/dev/stapi/stlayer_ioctl", O_RDWR);
        if (!fbfd) {
            printf("Error: cannot open stlayer device.\n");
            exit(1);
        }
        printf("The stlayer device was opened successfully.\n");
 
        for (vLoop = 0x00002900; vLoop < 0x0000FFFF; vLoop++)
        {       
           request = vLoop;
           sprintf(kmsg, "Testing request = 0x%00000000x\n", request);
           do_syslog(kmsg);
           memset(dummy_struct, 0, 1000); 
           if (ioctl(fbfd, request, &dummy_struct) != 0) 
           {
              exit(2);
           } else
           {
              sprintf(kmsg, "Data: 0x");
              do_syslog(kmsg);
              for (vLoop1 = 0; vLoop1 < 32; vLoop1++) {
                  sprintf(kmsg, "%0x", dummy_struct[vLoop1]);
                  do_syslog(kmsg);
              }
              sprintf(kmsg, "\n");
              do_syslog(kmsg);
           }
        }
 
        close(fbfd);
        return 0;
    }