1 files changed, 47 insertions, 0 deletions
diff --git a/openssl/ms/cmp.pl b/openssl/ms/cmp.pl
new file mode 100644
index 000000000..95b257fe4
--- /dev/null
+++ b/openssl/ms/cmp.pl
@@ -0,0 +1,47 @@
+#!/usr/local/bin/perl
+
+($#ARGV == 1) || die "usage: cmp.pl <file1> <file2>\n";
+
+open(IN0,"<$ARGV[0]") || die "unable to open $ARGV[0]\n";
+open(IN1,"<$ARGV[1]") || die "unable to open $ARGV[1]\n";
+binmode IN0;
+binmode IN1;
+
+$tot=0;
+$ret=1;
+for (;;)
+	{
+	$n1=sysread(IN0,$b1,4096);
+	$n2=sysread(IN1,$b2,4096);
+
+	last if ($n1 != $n2);
+	last if ($b1 ne $b2);
+	last if ($n1 < 0);
+	if ($n1 == 0)
+		{
+		$ret=0;
+		last;
+		}
+	$tot+=$n1;
+	}
+
+close(IN0);
+close(IN1);
+if ($ret)
+	{
+	printf STDERR "$ARGV[0] and $ARGV[1] are different\n";
+	@a1=unpack("C*",$b1);
+	@a2=unpack("C*",$b2);
+	for ($i=0; $i<=$#a1; $i++)
+		{
+		if ($a1[$i] ne $a2[$i])
+			{
+			printf "%02X %02X <<\n",$a1[$i],$a2[$i];
+			last;
+			}
+		}
+	$nm=$tot+$n1;
+	$tot+=$i+1;
+	printf STDERR "diff at char $tot of $nm\n";
+	}
+exit($ret);