3 files changed, 87 insertions, 1 deletions

diff --git a/source4/librpc/rpc/dcerpc.h b/source4/librpc/rpc/dcerpc.h
index ca6311a4fc..487f9f2eda 100644
--- a/source4/librpc/rpc/dcerpc.h
+++ b/source4/librpc/rpc/dcerpc.h
@@ -370,5 +370,6 @@ NTSTATUS dcerpc_request(struct dcerpc_pipe *p,
 			DATA_BLOB *stub_data_in,
 			DATA_BLOB *stub_data_out);
 
+typedef NTSTATUS (*dcerpc_call_fn) (struct dcerpc_pipe *, TALLOC_CTX *, void *);
 
 #endif /* __DCERPC_H__ */
diff --git a/source4/librpc/rpc/pyrpc.c b/source4/librpc/rpc/pyrpc.c
index 26242e8235..d8344be511 100644
--- a/source4/librpc/rpc/pyrpc.c
+++ b/source4/librpc/rpc/pyrpc.c
@@ -24,6 +24,74 @@
 #include "librpc/rpc/dcerpc.h"
 #include "lib/events/events.h"
 
+static PyObject *py_dcerpc_run_function(dcerpc_InterfaceObject *iface, struct PyNdrRpcMethodDef *md, PyObject *args, PyObject *kwargs)
+{
+	TALLOC_CTX *mem_ctx;
+	NTSTATUS status;
+	void *r;
+	PyObject *result = Py_None;
+
+	if (md->pack_in_data == NULL || md->unpack_out_data == NULL) {
+		PyErr_SetString(PyExc_NotImplementedError, "No marshalling code available yet");
+		return NULL;
+	}
+
+	mem_ctx = talloc_new(NULL);
+	if (mem_ctx == NULL)
+		return NULL;
+
+	r = talloc_zero_size(mem_ctx, md->table->calls[md->opnum].struct_size);
+	if (r == NULL)
+		return NULL;
+
+	if (!md->pack_in_data(args, kwargs, r)) {
+		talloc_free(mem_ctx);
+		return NULL;
+	}
+
+	status = md->call(iface->pipe, mem_ctx, r);
+	if (NT_STATUS_IS_ERR(status)) {
+		PyErr_SetDCERPCStatus(iface->pipe, status);
+		talloc_free(mem_ctx);
+		return NULL;
+	}
+
+	result = md->unpack_out_data(r);
+
+	talloc_free(mem_ctx);
+	return result;
+}
+
+static PyObject *py_dcerpc_call_wrapper(PyObject *self, PyObject *args, void *wrapped, PyObject *kwargs)
+{	
+	dcerpc_InterfaceObject *iface = (dcerpc_InterfaceObject *)self;
+	struct PyNdrRpcMethodDef *md = wrapped;
+
+	return py_dcerpc_run_function(iface, md, args, kwargs);
+}
+
+
+bool PyInterface_AddNdrRpcMethods(PyTypeObject *ifacetype, const struct PyNdrRpcMethodDef *mds)
+{
+	int i;
+	for (i = 0; mds[i].name; i++) {
+		PyObject *ret;
+		struct wrapperbase *wb = calloc(sizeof(struct wrapperbase), 1);
+
+		wb->name = discard_const_p(char, mds[i].name);
+		wb->flags = PyWrapperFlag_KEYWORDS;
+		wb->wrapper = (wrapperfunc)py_dcerpc_call_wrapper;
+		wb->doc = discard_const_p(char, mds[i].doc);
+		
+		ret = PyDescr_NewWrapper(ifacetype, wb, discard_const_p(void, &mds[i]));
+
+		PyDict_SetItemString(ifacetype->tp_dict, mds[i].name, 
+				     (PyObject *)ret);
+	}
+
+	return true;
+}
+
 static bool PyString_AsGUID(PyObject *object, struct GUID *uuid)
 {
 	NTSTATUS status;
@@ -311,7 +379,6 @@ static PyObject *dcerpc_interface_new(PyTypeObject *self, PyObject *args, PyObje
 		talloc_free(mem_ctx);
 		return NULL;
 	}
-
 	ret->pipe->conn->flags |= DCERPC_NDR_REF_ALLOC;
 	return (PyObject *)ret;
 }
diff --git a/source4/librpc/rpc/pyrpc.h b/source4/librpc/rpc/pyrpc.h
index 209d7d3f1f..af9ca728d8 100644
--- a/source4/librpc/rpc/pyrpc.h
+++ b/source4/librpc/rpc/pyrpc.h
@@ -21,6 +21,7 @@
 #define _PYRPC_H_
 
 #include "libcli/util/pyerrors.h"
+#include "librpc/rpc/dcerpc.h"
 
 #define PY_CHECK_TYPE(type, var, fail) \
 	if (!type ## _Check(var)) {\
@@ -28,8 +29,10 @@
 		fail; \
 	}
 
+#define dom_sid0_Type dom_sid_Type
 #define dom_sid2_Type dom_sid_Type
 #define dom_sid28_Type dom_sid_Type
+#define dom_sid0_Check dom_sid_Check
 #define dom_sid2_Check dom_sid_Check
 #define dom_sid28_Check dom_sid_Check
 
@@ -52,4 +55,19 @@ PyAPI_DATA(PyTypeObject) dcerpc_InterfaceType;
 
 void PyErr_SetDCERPCStatus(struct dcerpc_pipe *pipe, NTSTATUS status);
 
+typedef bool (*py_data_pack_fn) (PyObject *args, PyObject *kwargs, void *r);
+typedef PyObject *(*py_data_unpack_fn) (void *r);
+
+struct PyNdrRpcMethodDef {
+	const char *name;
+	const char *doc;
+	dcerpc_call_fn call;
+	py_data_pack_fn pack_in_data;
+	py_data_unpack_fn unpack_out_data;
+	uint32_t opnum;
+	const struct ndr_interface_table *table;
+};
+
+bool PyInterface_AddNdrRpcMethods(PyTypeObject *object, const struct PyNdrRpcMethodDef *mds);
+
 #endif /* _PYRPC_H_ */