s4-kdc/wdc-samba4: add a copy of samba_kdc_build_edata_reply for Heimdal.

Guenther

Signed-off-by: Günther Deschner <gd@samba.org>
Reviewed-by: Alexander Bokovoy <ab@samba.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/source4/kdc/wdc-samba4.c b/source4/kdc/wdc-samba4.c
index b8929e6047a..4e7ea4b0907 100644
--- a/source4/kdc/wdc-samba4.c
+++ b/source4/kdc/wdc-samba4.c
@@ -225,6 +225,47 @@ static krb5_data fill_krb5_data(void *data, size_t length)
 	return kdata;
 }
 
+/* this function allocates 'data' using malloc.
+ * The caller is responsible for freeing it */
+static void samba_kdc_build_edata_reply(NTSTATUS nt_status, DATA_BLOB *e_data)
+{
+	krb5_error_code ret = 0;
+	PA_DATA pa;
+	unsigned char *buf;
+	size_t len;
+
+	if (!e_data)
+		return;
+
+	e_data->data   = NULL;
+	e_data->length = 0;
+
+	pa.padata_type		= KRB5_PADATA_PW_SALT;
+	pa.padata_value.length	= 12;
+	pa.padata_value.data	= malloc(pa.padata_value.length);
+	if (!pa.padata_value.data) {
+		e_data->length = 0;
+		e_data->data = NULL;
+		return;
+	}
+
+	SIVAL(pa.padata_value.data, 0, NT_STATUS_V(nt_status));
+	SIVAL(pa.padata_value.data, 4, 0);
+	SIVAL(pa.padata_value.data, 8, 1);
+
+	ASN1_MALLOC_ENCODE(PA_DATA, buf, len, &pa, &len, ret);
+	free(pa.padata_value.data);
+	if (ret) {
+		return;
+	}
+
+	e_data->data   = buf;
+	e_data->length = len;
+
+	return;
+}
+
+
 static krb5_error_code samba_wdc_check_client_access(void *priv,
 						     krb5_context context,
 						     krb5_kdc_configuration *config,