s4:smb2: Add rudimentary SMB2.1 lease support to libcli

Add the structures, constants, and marshalling for SMB2.1 leases.

1 files changed, 30 insertions, 0 deletions

diff --git a/source4/libcli/smb2/create.c b/source4/libcli/smb2/create.c
index 8a40e56a00..344be60f6e 100644
--- a/source4/libcli/smb2/create.c
+++ b/source4/libcli/smb2/create.c
@@ -312,6 +312,23 @@ struct smb2_request *smb2_create_send(struct smb2_tree *tree, struct smb2_create
 		}
 	}
 
+	if (io->in.lease_request) {
+		uint8_t data[32];
+
+		memcpy(&data[0], io->in.lease_request->lease_key, 16);
+		SIVAL(data, 16, io->in.lease_request->lease_state);
+		SIVAL(data, 20, io->in.lease_request->lease_flags);
+		SBVAL(data, 24, io->in.lease_request->lease_duration);
+
+		status = smb2_create_blob_add(req, &blobs,
+					      SMB2_CREATE_TAG_RQLS,
+					      data_blob_const(data, 32));
+		if (!NT_STATUS_IS_OK(status)) {
+			talloc_free(req);
+			return NULL;
+		}
+	}
+
 	/* and any custom blobs */
 	for (i=0;i<io->in.blobs.num_blobs;i++) {
 		status = smb2_create_blob_add(req, &blobs,
@@ -402,6 +419,19 @@ NTSTATUS smb2_create_recv(struct smb2_request *req, TALLOC_CTX *mem_ctx, struct
 			}
 			memcpy(io->out.on_disk_id, io->out.blobs.blobs[i].data.data, 32);
 		}
+		if (strcmp(io->out.blobs.blobs[i].tag, SMB2_CREATE_TAG_RQLS) == 0) {
+			uint8_t *data;
+			if (io->out.blobs.blobs[i].data.length != 32) {
+				smb2_request_destroy(req);
+				return NT_STATUS_INVALID_NETWORK_RESPONSE;
+			}
+
+			data = io->out.blobs.blobs[i].data.data;
+			memcpy(io->out.lease_response.lease_key, data, 16);
+			io->out.lease_response.lease_state = IVAL(data, 16);
+			io->out.lease_response.lease_flags = IVAL(data, 20);
+			io->out.lease_response.lease_duration = BVAL(data, 24);
+		}
 	}
 
 	data_blob_free(&blob);