use strict;
use warnings;

my @data = ( 0x2E, 0x75, 0x0A, 0x04, 0x00, 0x00, 0x00, 0x10, 0x57, 0x56, 
             0x32, 0x20, 0x20, 0x20, 0x80, 0x49, 0x3D, 0x34, 0x32, 0x37, 
             0x20, 0x4C, 0x61, 0x6D, 0x70, 0x20, 0x64, 0x69, 0x6D, 0x20, 
             0x73, 0x74, 0x61, 0x74, 0x65, 0x3D, 0x32, 0x20, 0x5B, 0x53, 
             0x43, 0x41, 0x54, 0x53, 0x3D, 0x30, 0x5D, 0x2E );


my @formats = ( "C*", "C8a6C*", "C8a*", "C8a6C33C1" );
             
my $inbuf = join('', map { chr($_) } @data);  # Input buffer


printf("\$inbuf: >%s<\n", $inbuf);
printf("\n");

foreach my $fmt (@formats) {
   my $tmpbuf = $inbuf;  # In case something's being corrupted
   my ($event_len, $year, $mon, $day, $hour, $min, $sec, 
       $rec_type_idx, $source_name, $data, $tail_len) = unpack($fmt, $tmpbuf);
   
   my $date_str = sprintf("%s/%s/%s", $day, $mon, $year+1900);
   my $time_str = sprintf("%02d:%02d:%02d", $hour, $min, $sec);
      $rec_type_idx &= 0x1F;      # Only use b0-b6 
      
   printf("        Format: %s\n", $fmt);
   printf("   \$event_len: %02Xx = %d\n", $event_len, $event_len);   
   printf("    \$date_str: %s\n", $date_str);   
   printf("    \$time_str: %s\n", $time_str);   
   printf("\$rec_type_idx: %02Xx = %d\n", $rec_type_idx, $rec_type_idx);   
   printf(" \$source_name: !%s!\n", $source_name);   
   printf("        \$data: !%s!\n", $data);   
   printf("    \$tail_len: %02Xx = %d\n", $tail_len, $tail_len);   
   printf("\n");
   
}