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-rw-r--r--source4/librpc/rpc/pyrpc.c177
-rw-r--r--source4/librpc/rpc/pyrpc.h29
-rw-r--r--source4/librpc/rpc/pyrpc_util.c183
-rw-r--r--source4/librpc/rpc/pyrpc_util.h30
4 files changed, 221 insertions, 198 deletions
diff --git a/source4/librpc/rpc/pyrpc.c b/source4/librpc/rpc/pyrpc.c
index bcfe8cf795..52b5d008b4 100644
--- a/source4/librpc/rpc/pyrpc.c
+++ b/source4/librpc/rpc/pyrpc.c
@@ -2,17 +2,17 @@
Unix SMB/CIFS implementation.
Samba utility functions
Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008
-
+
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
@@ -21,86 +21,13 @@
#include "includes.h"
#include <structmember.h>
#include "librpc/rpc/pyrpc.h"
-#include "librpc/rpc/dcerpc.h"
#include "lib/events/events.h"
#include "param/pyparam.h"
+#include "librpc/rpc/dcerpc.h"
+#include "librpc/rpc/pyrpc_util.h"
#include "auth/credentials/pycredentials.h"
-static void PyErr_SetDCERPCStatus(struct dcerpc_pipe *p, NTSTATUS status);
-
-static PyObject *py_dcerpc_run_function(dcerpc_InterfaceObject *iface,
- const 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) {
- PyErr_NoMemory();
- return NULL;
- }
-
- r = talloc_zero_size(mem_ctx, md->table->calls[md->opnum].struct_size);
- if (r == NULL) {
- PyErr_NoMemory();
- return NULL;
- }
-
- if (!md->pack_in_data(args, kwargs, r)) {
- talloc_free(mem_ctx);
- return NULL;
- }
-
- status = md->call(iface->binding_handle, mem_ctx, r);
- if (!NT_STATUS_IS_OK(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;
- const struct PyNdrRpcMethodDef *md = (const struct PyNdrRpcMethodDef *)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 = (struct wrapperbase *)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;
-}
+staticforward PyTypeObject dcerpc_InterfaceType;
static bool PyString_AsGUID(PyObject *object, struct GUID *uuid)
{
@@ -144,13 +71,13 @@ static bool ndr_syntax_from_py_object(PyObject *object, struct ndr_syntax_id *sy
PyErr_SetString(PyExc_TypeError, "Expected UUID or syntax id tuple");
return false;
-}
+}
static PyObject *py_iface_server_name(PyObject *obj, void *closure)
{
const char *server_name;
dcerpc_InterfaceObject *iface = (dcerpc_InterfaceObject *)obj;
-
+
server_name = dcerpc_server_name(iface->pipe);
if (server_name == NULL)
Py_RETURN_NONE;
@@ -205,14 +132,6 @@ static PyMemberDef dcerpc_interface_members[] = {
{ NULL }
};
-static void PyErr_SetDCERPCStatus(struct dcerpc_pipe *p, NTSTATUS status)
-{
- if (p && NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
- status = dcerpc_fault_to_nt_status(p->last_fault_code);
- }
- PyErr_SetNTSTATUS(status);
-}
-
static PyObject *py_iface_request(PyObject *self, PyObject *args, PyObject *kwargs)
{
dcerpc_InterfaceObject *iface = (dcerpc_InterfaceObject *)self;
@@ -292,84 +211,6 @@ static PyObject *py_iface_alter_context(PyObject *self, PyObject *args, PyObject
Py_RETURN_NONE;
}
-PyObject *py_dcerpc_interface_init_helper(PyTypeObject *type, PyObject *args, PyObject *kwargs, const struct ndr_interface_table *table)
-{
- 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;
-
- const char *kwnames[] = {
- "binding", "lp_ctx", "credentials", "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);
- return NULL;
- }
-
- status = dcerpc_init(lp_ctx);
- if (!NT_STATUS_IS_OK(status)) {
- PyErr_SetNTSTATUS(status);
- talloc_free(mem_ctx);
- return NULL;
- }
- credentials = cli_credentials_from_py_object(py_credentials);
- if (credentials == NULL) {
- PyErr_SetString(PyExc_TypeError, "Expected credentials");
- 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);
-
- if (py_basis != Py_None) {
- struct dcerpc_pipe *base_pipe;
-
- if (!PyObject_TypeCheck(py_basis, &dcerpc_InterfaceType)) {
- PyErr_SetString(PyExc_ValueError, "basis_connection must be a DCE/RPC connection");
- talloc_free(mem_ctx);
- return NULL;
- }
-
- base_pipe = talloc_reference(mem_ctx, ((dcerpc_InterfaceObject *)py_basis)->pipe);
-
- status = dcerpc_secondary_context(base_pipe, &ret->pipe, table);
-
- ret->pipe = talloc_steal(ret->mem_ctx, ret->pipe);
- } else {
- 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;
- }
-
- ret->pipe->conn->flags |= DCERPC_NDR_REF_ALLOC;
- ret->binding_handle = ret->pipe->binding_handle;
- return (PyObject *)ret;
-}
-
static PyMethodDef dcerpc_interface_methods[] = {
{ "request", (PyCFunction)py_iface_request, METH_VARARGS|METH_KEYWORDS, "S.request(opnum, data, object=None) -> data\nMake a raw request" },
{ "alter_context", (PyCFunction)py_iface_alter_context, METH_VARARGS|METH_KEYWORDS, "S.alter_context(syntax)\nChange to a different interface" },
@@ -479,7 +320,7 @@ static PyObject *dcerpc_interface_new(PyTypeObject *type, PyObject *args, PyObje
return (PyObject *)ret;
}
-PyTypeObject dcerpc_InterfaceType = {
+static PyTypeObject dcerpc_InterfaceType = {
PyObject_HEAD_INIT(NULL) 0,
.tp_name = "dcerpc.ClientConnection",
.tp_basicsize = sizeof(dcerpc_InterfaceObject),
diff --git a/source4/librpc/rpc/pyrpc.h b/source4/librpc/rpc/pyrpc.h
index 4ba9bd3e1f..fb5f35fcf1 100644
--- a/source4/librpc/rpc/pyrpc.h
+++ b/source4/librpc/rpc/pyrpc.h
@@ -35,11 +35,6 @@
#define dom_sid2_Check dom_sid_Check
#define dom_sid28_Check dom_sid_Check
-/* This macro is only provided by Python >= 2.3 */
-#ifndef PyAPI_DATA
-# define PyAPI_DATA(RTYPE) extern RTYPE
-#endif
-
typedef struct {
PyObject_HEAD
TALLOC_CTX *mem_ctx;
@@ -47,28 +42,4 @@ typedef struct {
struct dcerpc_binding_handle *binding_handle;
} dcerpc_InterfaceObject;
-PyAPI_DATA(PyTypeObject) dcerpc_InterfaceType;
-
-#define PyErr_FromNdrError(err) Py_BuildValue("(is)", err, ndr_map_error2string(err))
-
-#define PyErr_SetNdrError(err) \
- PyErr_SetObject(PyExc_RuntimeError, PyErr_FromNdrError(err))
-
-typedef NTSTATUS (*py_dcerpc_call_fn) (struct dcerpc_binding_handle *, TALLOC_CTX *, void *);
-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;
- py_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);
-PyObject *py_dcerpc_interface_init_helper(PyTypeObject *type, PyObject *args, PyObject *kwargs, const struct ndr_interface_table *table);
-
#endif /* _PYRPC_H_ */
diff --git a/source4/librpc/rpc/pyrpc_util.c b/source4/librpc/rpc/pyrpc_util.c
index e1d3450336..2af868c0c2 100644
--- a/source4/librpc/rpc/pyrpc_util.c
+++ b/source4/librpc/rpc/pyrpc_util.c
@@ -23,6 +23,11 @@
#include <Python.h>
#include "includes.h"
#include "librpc/rpc/pyrpc_util.h"
+#include "librpc/rpc/dcerpc.h"
+#include "librpc/rpc/pyrpc.h"
+#include "param/pyparam.h"
+#include "auth/credentials/pycredentials.h"
+#include "lib/events/events.h"
#ifndef Py_TYPE /* Py_TYPE is only available on Python > 2.6 */
#define Py_TYPE(ob) (((PyObject*)(ob))->ob_type)
@@ -31,7 +36,7 @@
bool py_check_dcerpc_type(PyObject *obj, const char *module, const char *typename)
{
PyObject *mod;
- PyTypeObject *type;
+ PyTypeObject *type;
bool ret;
mod = PyImport_ImportModule(module);
@@ -59,3 +64,179 @@ bool py_check_dcerpc_type(PyObject *obj, const char *module, const char *typenam
return ret;
}
+
+PyObject *py_dcerpc_interface_init_helper(PyTypeObject *type, PyObject *args, PyObject *kwargs, const struct ndr_interface_table *table)
+{
+ 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;
+
+ const char *kwnames[] = {
+ "binding", "lp_ctx", "credentials", "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);
+ return NULL;
+ }
+
+ status = dcerpc_init(lp_ctx);
+ if (!NT_STATUS_IS_OK(status)) {
+ PyErr_SetNTSTATUS(status);
+ talloc_free(mem_ctx);
+ return NULL;
+ }
+ credentials = cli_credentials_from_py_object(py_credentials);
+ if (credentials == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected credentials");
+ 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);
+
+ if (py_basis != Py_None) {
+ struct dcerpc_pipe *base_pipe;
+ PyObject *py_base;
+ PyTypeObject *ClientConnection_Type;
+
+ py_base = PyImport_ImportModule("samba.dcerpc.base");
+ if (py_base == NULL) {
+ talloc_free(mem_ctx);
+ return NULL;
+ }
+
+ ClientConnection_Type = (PyTypeObject *)PyObject_GetAttrString(py_base, "ClientConnection");
+ if (ClientConnection_Type == NULL) {
+ PyErr_SetNone(PyExc_TypeError);
+ talloc_free(mem_ctx);
+ 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);
+ return NULL;
+ }
+
+ base_pipe = talloc_reference(mem_ctx, ((dcerpc_InterfaceObject *)py_basis)->pipe);
+
+ status = dcerpc_secondary_context(base_pipe, &ret->pipe, table);
+
+ ret->pipe = talloc_steal(ret->mem_ctx, ret->pipe);
+ } else {
+ 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;
+ }
+
+ ret->pipe->conn->flags |= DCERPC_NDR_REF_ALLOC;
+ ret->binding_handle = ret->pipe->binding_handle;
+ return (PyObject *)ret;
+}
+
+static PyObject *py_dcerpc_run_function(dcerpc_InterfaceObject *iface,
+ const 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) {
+ PyErr_NoMemory();
+ return NULL;
+ }
+
+ r = talloc_zero_size(mem_ctx, md->table->calls[md->opnum].struct_size);
+ if (r == NULL) {
+ PyErr_NoMemory();
+ return NULL;
+ }
+
+ if (!md->pack_in_data(args, kwargs, r)) {
+ talloc_free(mem_ctx);
+ return NULL;
+ }
+
+ status = md->call(iface->binding_handle, mem_ctx, r);
+ if (!NT_STATUS_IS_OK(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;
+ const struct PyNdrRpcMethodDef *md = (const struct PyNdrRpcMethodDef *)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 = (struct wrapperbase *)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;
+}
+
+void PyErr_SetDCERPCStatus(struct dcerpc_pipe *p, NTSTATUS status)
+{
+ if (p && NT_STATUS_EQUAL(status, NT_STATUS_NET_WRITE_FAULT)) {
+ status = dcerpc_fault_to_nt_status(p->last_fault_code);
+ }
+ PyErr_SetNTSTATUS(status);
+}
+
+
diff --git a/source4/librpc/rpc/pyrpc_util.h b/source4/librpc/rpc/pyrpc_util.h
index 67fd4fcef1..abd7f6ba7b 100644
--- a/source4/librpc/rpc/pyrpc_util.h
+++ b/source4/librpc/rpc/pyrpc_util.h
@@ -23,6 +23,36 @@
#ifndef __PYRPC_UTIL_H__
#define __PYRPC_UTIL_H__
+#include "librpc/rpc/pyrpc.h"
+
+/* This macro is only provided by Python >= 2.3 */
+#ifndef PyAPI_DATA
+# define PyAPI_DATA(RTYPE) extern RTYPE
+#endif
+
+#define PyErr_FromNdrError(err) Py_BuildValue("(is)", err, ndr_map_error2string(err))
+
+#define PyErr_SetNdrError(err) \
+ PyErr_SetObject(PyExc_RuntimeError, PyErr_FromNdrError(err))
+
+void PyErr_SetDCERPCStatus(struct dcerpc_pipe *p, NTSTATUS status);
+
+typedef NTSTATUS (*py_dcerpc_call_fn) (struct dcerpc_binding_handle *, TALLOC_CTX *, void *);
+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;
+ py_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 py_check_dcerpc_type(PyObject *obj, const char *module, const char *typename);
+bool PyInterface_AddNdrRpcMethods(PyTypeObject *object, const struct PyNdrRpcMethodDef *mds);
+PyObject *py_dcerpc_interface_init_helper(PyTypeObject *type, PyObject *args, PyObject *kwargs, const struct ndr_interface_table *table);
#endif /* __PYRPC_UTIL_H__ */