[SCM] Samba Shared Repository - branch master updated

Andrew Tridgell tridge at samba.org
Thu Aug 26 20:41:52 MDT 2010


The branch, master has been updated
       via  bdab6c3 s4-pynet: pynet depends on pyrpc_util
       via  64552e1 pyrpc: Add py_check_dcerpc_type().
      from  5115f78 Fix bug #7651 - mknod and mkfifo fails with "No such file or directory"

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=master


- Log -----------------------------------------------------------------
commit bdab6c36e84178b361b77ad0ee70757df6aca26a
Author: Andrew Tridgell <tridge at samba.org>
Date:   Fri Aug 27 03:38:46 2010 +0200

    s4-pynet: pynet depends on pyrpc_util

commit 64552e11dd4435ebd85a0c291987457a99d7fe50
Author: Jelmer Vernooij <jelmer at samba.org>
Date:   Fri Aug 27 02:17:26 2010 +0200

    pyrpc: Add py_check_dcerpc_type().
    
    This function checks whether the type of a PyObject matches a
    DCE/RPC Python type.
    
    Pair-Programmed-With: Andrew Tridgell <tridge at samba.org>

-----------------------------------------------------------------------

Summary of changes:
 source4/libnet/py_net.c                            |   11 +---
 source4/libnet/wscript_build                       |    2 +-
 source4/librpc/rpc/pyrpc_util.c                    |   61 ++++++++++++++++++++
 .../librpc/rpc/pyrpc_util.h                        |   14 ++--
 source4/librpc/wscript_build                       |    6 ++
 5 files changed, 78 insertions(+), 16 deletions(-)
 create mode 100644 source4/librpc/rpc/pyrpc_util.c
 copy libcli/smb/smb_common.h => source4/librpc/rpc/pyrpc_util.h (67%)


Changeset truncated at 500 lines:

diff --git a/source4/libnet/py_net.c b/source4/libnet/py_net.c
index 79abcd2..4f3e5db 100644
--- a/source4/libnet/py_net.c
+++ b/source4/libnet/py_net.c
@@ -29,6 +29,7 @@
 #include "lib/ldb/pyldb.h"
 #include "auth/gensec/gensec.h"
 #include "librpc/rpc/pyrpc.h"
+#include "librpc/rpc/pyrpc_util.h"
 
 typedef struct {
 	PyObject_HEAD
@@ -407,12 +408,9 @@ static PyObject *py_net_replicate_chunk(py_net_Object *self, PyObject *args, PyO
 
 	switch (level) {
 	case 1:
-#ifdef Py_TYPE
-		if (strcmp("drsuapi.DsGetNCChangesCtr1", Py_TYPE(py_ctr)->tp_name) != 0) {
-			PyErr_SetString(PyExc_TypeError, "Expected DsGetNCChangesCtr1 type for ctr");
+		if (!py_check_dcerpc_type(py_ctr, "samba.dcerpc.drsuapi", "DsGetNCChangesCtr1")) {
 			return NULL;
 		}
-#endif
 		s->chunk.ctr1                         = py_talloc_get_ptr(py_ctr);
 		s->partition.nc                       = *s->chunk.ctr1->naming_context;
 		s->partition.more_data                = s->chunk.ctr1->more_data;
@@ -421,12 +419,9 @@ static PyObject *py_net_replicate_chunk(py_net_Object *self, PyObject *args, PyO
 		s->partition.highwatermark            = s->chunk.ctr1->new_highwatermark;
 		break;
 	case 6:
-#ifdef Py_TYPE
-		if (strcmp("drsuapi.DsGetNCChangesCtr6", Py_TYPE(py_ctr)->tp_name) != 0) {
-			PyErr_SetString(PyExc_TypeError, "Expected DsGetNCChangesCtr6 type for ctr");
+		if (!py_check_dcerpc_type(py_ctr, "samba.dcerpc.drsuapi", "DsGetNCChangesCtr6")) {
 			return NULL;
 		}
-#endif
 		s->chunk.ctr6                         = py_talloc_get_ptr(py_ctr);
 		s->partition.nc                       = *s->chunk.ctr6->naming_context;
 		s->partition.more_data                = s->chunk.ctr6->more_data;
diff --git a/source4/libnet/wscript_build b/source4/libnet/wscript_build
index 5bf926b..0296bef 100644
--- a/source4/libnet/wscript_build
+++ b/source4/libnet/wscript_build
@@ -9,7 +9,7 @@ bld.SAMBA_SUBSYSTEM('LIBSAMBA-NET',
 
 bld.SAMBA_PYTHON('python_net',
 	source='py_net.c',
-	deps='LIBSAMBA-NET',
+	deps='LIBSAMBA-NET pyrpc_util',
 	realname='samba/net.so'
 	)
 
diff --git a/source4/librpc/rpc/pyrpc_util.c b/source4/librpc/rpc/pyrpc_util.c
new file mode 100644
index 0000000..e1d3450
--- /dev/null
+++ b/source4/librpc/rpc/pyrpc_util.c
@@ -0,0 +1,61 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   Python interface to DCE/RPC library - utility functions.
+
+   Copyright (C) 2010 Jelmer Vernooij <jelmer at samba.org>
+   Copyright (C) 2010 Andrew Tridgell <tridge at samba.org>
+
+   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/>.
+*/
+
+#include <Python.h>
+#include "includes.h"
+#include "librpc/rpc/pyrpc_util.h"
+
+#ifndef Py_TYPE /* Py_TYPE is only available on Python > 2.6 */
+#define Py_TYPE(ob)             (((PyObject*)(ob))->ob_type)
+#endif
+
+bool py_check_dcerpc_type(PyObject *obj, const char *module, const char *typename)
+{
+	PyObject *mod;
+        PyTypeObject *type;
+	bool ret;
+
+	mod = PyImport_ImportModule(module);
+
+	if (mod == NULL) {
+		PyErr_Format(PyExc_RuntimeError, "Unable to import %s to check type %s",
+			module, typename);
+		return NULL;
+	}
+
+	type = (PyTypeObject *)PyObject_GetAttrString(mod, typename);
+	Py_DECREF(mod);
+	if (type == NULL) {
+		PyErr_Format(PyExc_RuntimeError, "Unable to find type %s in module %s",
+			module, typename);
+		return NULL;
+	}
+
+	ret = PyObject_TypeCheck(obj, type);
+	Py_DECREF(type);
+
+	if (!ret)
+		PyErr_Format(PyExc_TypeError, "Expected type %s.%s, got %s",
+			module, typename, Py_TYPE(obj)->tp_name);
+
+	return ret;
+}
diff --git a/libcli/smb/smb_common.h b/source4/librpc/rpc/pyrpc_util.h
similarity index 67%
copy from libcli/smb/smb_common.h
copy to source4/librpc/rpc/pyrpc_util.h
index d6186ab..67fd4fc 100644
--- a/libcli/smb/smb_common.h
+++ b/source4/librpc/rpc/pyrpc_util.h
@@ -1,9 +1,10 @@
 /*
    Unix SMB/CIFS implementation.
 
-   SMB and SMB2 common header
+   Python interface to DCE/RPC library - utility functions.
 
-   Copyright (C) Stefan Metzmacher 2009
+   Copyright (C) 2010 Jelmer Vernooij <jelmer at samba.org>
+   Copyright (C) 2010 Andrew Tridgell <tridge at samba.org>
 
    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
@@ -19,10 +20,9 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef __LIBCLI_SMB_SMB_COMMON_H__
-#define __LIBCLI_SMB_SMB_COMMON_H__
+#ifndef __PYRPC_UTIL_H__
+#define __PYRPC_UTIL_H__
 
-#include "../libcli/smb/smb2_constants.h"
-#include "../libcli/smb/smb2_create_blob.h"
+bool py_check_dcerpc_type(PyObject *obj, const char *module, const char *typename);
 
-#endif
+#endif /* __PYRPC_UTIL_H__ */
diff --git a/source4/librpc/wscript_build b/source4/librpc/wscript_build
index 62cb229..69f3850 100755
--- a/source4/librpc/wscript_build
+++ b/source4/librpc/wscript_build
@@ -637,6 +637,12 @@ bld.SAMBA_LIBRARY('dcerpc',
 	vnum='0.0.1'
 	)
 
+bld.SAMBA_SUBSYSTEM('pyrpc_util',
+	source='rpc/pyrpc_util.c',
+	public_deps='PYTALLOC',
+        needs_python=True,
+	)
+
 
 bld.SAMBA_PYTHON('python_dcerpc',
 	source='rpc/pyrpc.c',


-- 
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