*/
#include <Python.h>
+#include "python/py3compat.h"
#include "includes.h"
#include "librpc/rpc/pyrpc_util.h"
#include "librpc/rpc/dcerpc.h"
if (mod == NULL) {
PyErr_Format(PyExc_RuntimeError, "Unable to import %s to check type %s",
module, type_name);
- return NULL;
+ return false;
}
type = (PyTypeObject *)PyObject_GetAttrString(mod, type_name);
if (type == NULL) {
PyErr_Format(PyExc_RuntimeError, "Unable to find type %s in module %s",
module, type_name);
- return NULL;
+ return false;
}
ret = PyObject_TypeCheck(obj, type);
{
struct imessaging_context *msg;
- msg = imessaging_client_init(mem_ctx, lpcfg_imessaging_path(mem_ctx, lp_ctx), event_ctx);
+ msg = imessaging_client_init(mem_ctx, lp_ctx, event_ctx);
NT_STATUS_HAVE_NO_MEMORY(msg);
*binding_handle = irpc_binding_handle_by_name(mem_ctx, msg, irpc_server, table);
return NT_STATUS_INVALID_PIPE_STATE;
}
+ /*
+ * Note: this allows nested event loops to happen,
+ * but as there's no top level event loop it's not that critical.
+ */
+ dcerpc_binding_handle_set_sync_ev(*binding_handle, event_ctx);
+
return NT_STATUS_OK;
}
{
dcerpc_InterfaceObject *ret;
const char *binding_string;
- struct cli_credentials *credentials;
- struct loadparm_context *lp_ctx = NULL;
PyObject *py_lp_ctx = Py_None, *py_credentials = Py_None, *py_basis = Py_None;
- TALLOC_CTX *mem_ctx = NULL;
- struct tevent_context *event_ctx;
NTSTATUS status;
-
+ unsigned int timeout = (unsigned int)-1;
const char *kwnames[] = {
- "binding", "lp_ctx", "credentials", "basis_connection", NULL
+ "binding", "lp_ctx", "credentials", "timeout", "basis_connection", NULL
};
- if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s|OOO:samr", discard_const_p(char *, kwnames), &binding_string, &py_lp_ctx, &py_credentials, &py_basis)) {
- return NULL;
- }
-
- mem_ctx = talloc_new(NULL);
- if (mem_ctx == NULL) {
- PyErr_NoMemory();
- return NULL;
- }
-
- lp_ctx = lpcfg_from_py_object(mem_ctx, py_lp_ctx);
- if (lp_ctx == NULL) {
- PyErr_SetString(PyExc_TypeError, "Expected loadparm context");
- talloc_free(mem_ctx);
+ if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s|OOIO:samr", discard_const_p(char *, kwnames), &binding_string, &py_lp_ctx, &py_credentials, &timeout, &py_basis)) {
return NULL;
}
status = dcerpc_init();
if (!NT_STATUS_IS_OK(status)) {
PyErr_SetNTSTATUS(status);
- talloc_free(mem_ctx);
return NULL;
}
ret = PyObject_New(dcerpc_InterfaceObject, type);
- ret->mem_ctx = mem_ctx;
-
- event_ctx = s4_event_context_init(ret->mem_ctx);
+ ret->pipe = NULL;
+ ret->binding_handle = NULL;
+ ret->mem_ctx = talloc_new(NULL);
+ if (ret->mem_ctx == NULL) {
+ PyErr_NoMemory();
+ return NULL;
+ }
if (strncmp(binding_string, "irpc:", 5) == 0) {
- ret->pipe = NULL;
+ struct tevent_context *event_ctx;
+ struct loadparm_context *lp_ctx;
+
+ event_ctx = s4_event_context_init(ret->mem_ctx);
+ if (event_ctx == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected loadparm context");
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ return NULL;
+ }
+
+ lp_ctx = lpcfg_from_py_object(event_ctx, py_lp_ctx);
+ if (lp_ctx == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected loadparm context");
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ return NULL;
+ }
+
status = pyrpc_irpc_connect(ret->mem_ctx, binding_string+5, table,
event_ctx, lp_ctx, &ret->binding_handle);
+ if (!NT_STATUS_IS_OK(status)) {
+ PyErr_SetNTSTATUS(status);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ return NULL;
+ }
} else if (py_basis != Py_None) {
struct dcerpc_pipe *base_pipe;
PyObject *py_base;
py_base = PyImport_ImportModule("samba.dcerpc.base");
if (py_base == NULL) {
- talloc_free(mem_ctx);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
return NULL;
}
ClientConnection_Type = (PyTypeObject *)PyObject_GetAttrString(py_base, "ClientConnection");
if (ClientConnection_Type == NULL) {
PyErr_SetNone(PyExc_TypeError);
- talloc_free(mem_ctx);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ Py_DECREF(py_base);
return NULL;
}
if (!PyObject_TypeCheck(py_basis, ClientConnection_Type)) {
PyErr_SetString(PyExc_TypeError, "basis_connection must be a DCE/RPC connection");
- talloc_free(mem_ctx);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ Py_DECREF(py_base);
+ Py_DECREF(ClientConnection_Type);
return NULL;
}
- base_pipe = talloc_reference(mem_ctx, ((dcerpc_InterfaceObject *)py_basis)->pipe);
+ base_pipe = talloc_reference(ret->mem_ctx,
+ ((dcerpc_InterfaceObject *)py_basis)->pipe);
+ if (base_pipe == NULL) {
+ PyErr_NoMemory();
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ Py_DECREF(py_base);
+ Py_DECREF(ClientConnection_Type);
+ return NULL;
+ }
status = dcerpc_secondary_context(base_pipe, &ret->pipe, table);
+ if (!NT_STATUS_IS_OK(status)) {
+ PyErr_SetNTSTATUS(status);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ Py_DECREF(py_base);
+ Py_DECREF(ClientConnection_Type);
+ return NULL;
+ }
ret->pipe = talloc_steal(ret->mem_ctx, ret->pipe);
+ Py_XDECREF(ClientConnection_Type);
+ Py_XDECREF(py_base);
} else {
+ struct tevent_context *event_ctx;
+ struct loadparm_context *lp_ctx;
+ struct cli_credentials *credentials;
+
+ event_ctx = s4_event_context_init(ret->mem_ctx);
+ if (event_ctx == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected loadparm context");
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ return NULL;
+ }
+
+ lp_ctx = lpcfg_from_py_object(event_ctx, py_lp_ctx);
+ if (lp_ctx == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected loadparm context");
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ return NULL;
+ }
+
credentials = cli_credentials_from_py_object(py_credentials);
if (credentials == NULL) {
PyErr_SetString(PyExc_TypeError, "Expected credentials");
- talloc_free(mem_ctx);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
return NULL;
}
- status = dcerpc_pipe_connect(event_ctx, &ret->pipe, binding_string,
- table, credentials, event_ctx, lp_ctx);
- }
- if (NT_STATUS_IS_ERR(status)) {
- PyErr_SetNTSTATUS(status);
- talloc_free(mem_ctx);
- return NULL;
+ status = dcerpc_pipe_connect(ret->mem_ctx, &ret->pipe, binding_string,
+ table, credentials, event_ctx, lp_ctx);
+ if (!NT_STATUS_IS_OK(status)) {
+ PyErr_SetNTSTATUS(status);
+ TALLOC_FREE(ret->mem_ctx);
+ Py_DECREF(ret);
+ return NULL;
+ }
+
+ /*
+ * the event context is cached under the connection,
+ * so let it be a child of it.
+ */
+ talloc_steal(ret->pipe->conn, event_ctx);
}
if (ret->pipe) {
ret->pipe->conn->flags |= DCERPC_NDR_REF_ALLOC;
ret->binding_handle = ret->pipe->binding_handle;
}
+
+ /* reset timeout for the handle */
+ if ((timeout != ((unsigned int)-1)) && (ret->binding_handle != NULL)) {
+ dcerpc_binding_handle_set_timeout(ret->binding_handle, timeout);
+ }
+
return (PyObject *)ret;
}
PyObject *ret;
struct wrapperbase *wb = (struct wrapperbase *)calloc(sizeof(struct wrapperbase), 1);
+ if (wb == NULL) {
+ return false;
+ }
wb->name = discard_const_p(char, mds[i].name);
wb->flags = PyWrapperFlag_KEYWORDS;
wb->wrapper = (wrapperfunc)py_dcerpc_call_wrapper;
return true;
}
+PyObject *py_dcerpc_syntax_init_helper(PyTypeObject *type, PyObject *args, PyObject *kwargs,
+ const struct ndr_syntax_id *syntax)
+{
+ PyObject *ret;
+ struct ndr_syntax_id *obj;
+ const char *kwnames[] = { NULL };
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwargs, ":abstract_syntax", discard_const_p(char *, kwnames))) {
+ return NULL;
+ }
+
+ ret = pytalloc_new(struct ndr_syntax_id, type);
+ if (ret == NULL) {
+ return NULL;
+ }
+
+ obj = pytalloc_get_type(ret, struct ndr_syntax_id);
+ *obj = *syntax;
+
+ return ret;
+}
+
void PyErr_SetDCERPCStatus(struct dcerpc_pipe *p, NTSTATUS status)
{
if (p && NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
r_ctx is the context that is a parent of r. It will be referenced by
the resulting python object
+
+ This MUST only be used by objects that are based on pytalloc_Object
+ otherwise the pytalloc_reference_ex() will fail.
*/
PyObject *py_return_ndr_struct(const char *module_name, const char *type_name,
TALLOC_CTX *r_ctx, void *r)
py_type = (PyTypeObject *)PyObject_GetAttrString(module, type_name);
if (py_type == NULL) {
+ Py_DECREF(module);
return NULL;
}
if (str == NULL) {
Py_RETURN_NONE;
}
- return PyString_FromString(str);
+ return PyStr_FromString(str);
+}
+
+PyObject *pyrpc_import_union(PyTypeObject *type, TALLOC_CTX *mem_ctx, int level,
+ const void *in, const char *typename)
+{
+ PyObject *mem_ctx_obj = NULL;
+ PyObject *in_obj = NULL;
+ PyObject *ret = NULL;
+
+ mem_ctx_obj = pytalloc_GenericObject_reference(mem_ctx);
+ if (mem_ctx_obj == NULL) {
+ return NULL;
+ }
+
+ in_obj = pytalloc_GenericObject_reference_ex(mem_ctx, discard_const(in));
+ if (in_obj == NULL) {
+ Py_XDECREF(mem_ctx_obj);
+ return NULL;
+ }
+
+ ret = PyObject_CallMethod((PyObject *)type,
+ discard_const_p(char, "__import__"),
+ discard_const_p(char, "OiO"),
+ mem_ctx_obj, level, in_obj);
+ Py_XDECREF(mem_ctx_obj);
+ Py_XDECREF(in_obj);
+ if (ret == NULL) {
+ return NULL;
+ }
+
+ return ret;
+}
+
+void *pyrpc_export_union(PyTypeObject *type, TALLOC_CTX *mem_ctx, int level,
+ PyObject *in, const char *typename)
+{
+ PyObject *mem_ctx_obj = NULL;
+ PyObject *ret_obj = NULL;
+ void *ret = NULL;
+
+ mem_ctx_obj = pytalloc_GenericObject_reference(mem_ctx);
+ if (mem_ctx_obj == NULL) {
+ return NULL;
+ }
+
+ ret_obj = PyObject_CallMethod((PyObject *)type,
+ discard_const_p(char, "__export__"),
+ discard_const_p(char, "OiO"),
+ mem_ctx_obj, level, in);
+ Py_XDECREF(mem_ctx_obj);
+ if (ret_obj == NULL) {
+ return NULL;
+ }
+
+ ret = _pytalloc_get_type(ret_obj, typename);
+ Py_XDECREF(ret_obj);
+ return ret;
+}
+
+PyObject *py_dcerpc_ndr_pointer_deref(PyTypeObject *type, PyObject *obj)
+{
+ if (!PyObject_TypeCheck(obj, type)) {
+ PyErr_Format(PyExc_TypeError,
+ "Expected type '%s' but got type '%s'",
+ (type)->tp_name, Py_TYPE(obj)->tp_name);
+ return NULL;
+ }
+
+ return PyObject_GetAttrString(obj, discard_const_p(char, "value"));
+}
+
+PyObject *py_dcerpc_ndr_pointer_wrap(PyTypeObject *type, PyObject *obj)
+{
+ PyObject *args = NULL;
+ PyObject *ret_obj = NULL;
+
+ args = PyTuple_New(1);
+ if (args == NULL) {
+ return NULL;
+ }
+ Py_XINCREF(obj);
+ PyTuple_SetItem(args, 0, obj);
+
+ ret_obj = PyObject_Call((PyObject *)type, args, NULL);
+ Py_XDECREF(args);
+ return ret_obj;
}