1 files changed, 43 insertions, 0 deletions
diff --git a/appl/cmd/ssh/cipherdes.b b/appl/cmd/ssh/cipherdes.b
new file mode 100644
index 00000000..7de0a7ca
--- /dev/null
+++ b/appl/cmd/ssh/cipherdes.b
@@ -0,0 +1,43 @@
+implement Cipher;
+
+include "sys.m";
+
+include "ipints.m";
+	ipints: IPints;
+	IPint: import ipints;
+
+include "crypt.m";
+	crypt: Crypt;
+	DESstate: import crypt;
+
+include "sshio.m";
+
+Cipherstate: adt
+{
+	enc: ref DESstate;
+	dec: ref DESstate;
+};
+
+cs: ref Cipherstate;
+
+id(): int
+{
+	return SSH_CIPHER_DES;
+}
+
+init(key: array of byte, nil: int)
+{
+	ipints = load IPints IPints->PATH;
+	crypt = load Crypt Crypt->PATH;
+	cs = ref Cipherstate(crypt->dessetup(key, nil), crypt->dessetup(key, nil));
+}
+
+encrypt(buf: array of byte, nbuf: int)
+{
+	crypt->descbc(cs.enc, buf, nbuf, Crypt->Encrypt);
+}
+
+decrypt(buf: array of byte, nbuf: int)
+{
+	crypt->descbc(cs.dec, buf, nbuf, Crypt->Decrypt);
+}