1 files changed, 31 insertions, 0 deletions

diff --git a/regress/ssh2putty.sh b/regress/ssh2putty.sh
new file mode 100755
index 000000000..82dd44787
--- /dev/null
+++ b/regress/ssh2putty.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+if test "x$1" = "x" -o "x$2" = "x" -o "x$3" = "x" ; then
+        echo "Usage: ssh2putty hostname port ssh-private-key"
+        exit 1
+fi
+
+HOST=$1
+PORT=$2
+KEYFILE=$3
+
+# XXX - support DSA keys too
+if ! grep -q "BEGIN RSA PRIVATE KEY" $KEYFILE ; then
+        echo "Unsupported private key format"
+        exit 1
+fi
+
+public_exponent=`
+        openssl rsa -noout -text -in $KEYFILE | grep ^publicExponent | 
+        sed 's/.*(//;s/).*//'
+`
+test $? -ne 0 && exit 1
+
+modulus=`
+        openssl rsa -noout -modulus -in $KEYFILE | grep ^Modulus= | 
+        sed 's/^Modulus=/0x/' | tr A-Z a-z
+`
+test $? -ne 0 && exit 1
+
+echo "rsa2@$PORT:$HOST $public_exponent,$modulus"
+