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-rw-r--r--source4/libcli/auth/credentials.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/source4/libcli/auth/credentials.c b/source4/libcli/auth/credentials.c
index a09d767e89..ec41ebf4bd 100644
--- a/source4/libcli/auth/credentials.c
+++ b/source4/libcli/auth/credentials.c
@@ -25,6 +25,7 @@
#include "system/time.h"
#include "auth/auth.h"
#include "lib/crypto/crypto.h"
+#include "librpc/gen_ndr/ndr_netlogon.h"
/*
initialise the credentials state for old-style 64 bit session keys
@@ -129,6 +130,26 @@ static void creds_step(struct creds_CredentialState *creds)
/*
+ DES encrypt a 8 byte LMSessionKey buffer using the Netlogon session key
+*/
+void creds_des_encrypt_LMKey(struct creds_CredentialState *creds, struct netr_LMSessionKey *key)
+{
+ struct netr_LMSessionKey tmp;
+ des_crypt56(tmp.key, key->key, creds->session_key, 1);
+ *key = tmp;
+}
+
+/*
+ DES decrypt a 8 byte LMSessionKey buffer using the Netlogon session key
+*/
+void creds_des_decrypt_LMKey(struct creds_CredentialState *creds, struct netr_LMSessionKey *key)
+{
+ struct netr_LMSessionKey tmp;
+ des_crypt56(tmp.key, key->key, creds->session_key, 0);
+ *key = tmp;
+}
+
+/*
DES encrypt a 16 byte password buffer using the session key
*/
void creds_des_encrypt(struct creds_CredentialState *creds, struct samr_Password *pass)