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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <Python.h>
#include <google/protobuf/pyext/message.h>
#include <google/protobuf/proto_api.h>
#include <google/protobuf/message_lite.h>
namespace {
// C++ API. Clients get at this via proto_api.h
struct ApiImplementation : google::protobuf::python::PyProto_API {
const google::protobuf::Message*
GetMessagePointer(PyObject* msg) const override {
return google::protobuf::python::PyMessage_GetMessagePointer(msg);
}
google::protobuf::Message*
GetMutableMessagePointer(PyObject* msg) const override {
return google::protobuf::python::PyMessage_GetMutableMessagePointer(msg);
}
};
} // namespace
static PyObject* GetPythonProto3PreserveUnknownsDefault(
PyObject* /*m*/, PyObject* /*args*/) {
if (google::protobuf::internal::GetProto3PreserveUnknownsDefault()) {
Py_RETURN_TRUE;
} else {
Py_RETURN_FALSE;
}
}
static PyObject* SetPythonProto3PreserveUnknownsDefault(
PyObject* /*m*/, PyObject* arg) {
if (!arg || !PyBool_Check(arg)) {
PyErr_SetString(
PyExc_TypeError,
"Argument to SetPythonProto3PreserveUnknownsDefault must be boolean");
return NULL;
}
google::protobuf::internal::SetProto3PreserveUnknownsDefault(PyObject_IsTrue(arg));
Py_RETURN_NONE;
}
static const char module_docstring[] =
"python-proto2 is a module that can be used to enhance proto2 Python API\n"
"performance.\n"
"\n"
"It provides access to the protocol buffers C++ reflection API that\n"
"implements the basic protocol buffer functions.";
static PyMethodDef ModuleMethods[] = {
{"SetAllowOversizeProtos",
(PyCFunction)google::protobuf::python::cmessage::SetAllowOversizeProtos,
METH_O, "Enable/disable oversize proto parsing."},
// DO NOT USE: For migration and testing only.
{"GetPythonProto3PreserveUnknownsDefault",
(PyCFunction)GetPythonProto3PreserveUnknownsDefault,
METH_NOARGS, "Get Proto3 preserve unknowns default."},
// DO NOT USE: For migration and testing only.
{"SetPythonProto3PreserveUnknownsDefault",
(PyCFunction)SetPythonProto3PreserveUnknownsDefault,
METH_O, "Enable/disable proto3 unknowns preservation."},
{ NULL, NULL}
};
#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef _module = {
PyModuleDef_HEAD_INIT,
"_message",
module_docstring,
-1,
ModuleMethods, /* m_methods */
NULL,
NULL,
NULL,
NULL
};
#define INITFUNC PyInit__message
#define INITFUNC_ERRORVAL NULL
#else // Python 2
#define INITFUNC init_message
#define INITFUNC_ERRORVAL
#endif
extern "C" {
PyMODINIT_FUNC INITFUNC(void) {
PyObject* m;
#if PY_MAJOR_VERSION >= 3
m = PyModule_Create(&_module);
#else
m = Py_InitModule3("_message", ModuleMethods,
module_docstring);
#endif
if (m == NULL) {
return INITFUNC_ERRORVAL;
}
if (!google::protobuf::python::InitProto2MessageModule(m)) {
Py_DECREF(m);
return INITFUNC_ERRORVAL;
}
// Adds the C++ API
if (PyObject* api =
PyCapsule_New(new ApiImplementation(),
google::protobuf::python::PyProtoAPICapsuleName(), NULL)) {
PyModule_AddObject(m, "proto_API", api);
} else {
return INITFUNC_ERRORVAL;
}
#if PY_MAJOR_VERSION >= 3
return m;
#endif
}
}
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