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protobuf/python/descriptor.c

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/*
* Copyright (c) 2009-2021, Google LLC
* All rights reserved.
*
* 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 LLC 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 Google LLC 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/descriptor.h"
#include "python/convert.h"
#include "python/descriptor_containers.h"
#include "python/descriptor_pool.h"
#include "python/protobuf.h"
#include "upb/def.h"
#include "upb/util/def_to_proto.h"
// -----------------------------------------------------------------------------
// DescriptorBase
// -----------------------------------------------------------------------------
// This representation is used by all concrete descriptors.
typedef struct {
PyObject_HEAD
PyObject* pool; // We own a ref.
const void* def; // Type depends on the class. Kept alive by "pool".
PyObject* options; // NULL if not present or not cached.
} PyUpb_DescriptorBase;
PyObject* PyUpb_AnyDescriptor_GetPool(PyObject* desc) {
PyUpb_DescriptorBase* base = (void*)desc;
return base->pool;
}
const void* PyUpb_AnyDescriptor_GetDef(PyObject* desc) {
PyUpb_DescriptorBase* base = (void*)desc;
return base->def;
}
static PyUpb_DescriptorBase* PyUpb_DescriptorBase_DoCreate(
PyUpb_DescriptorType type, const void* def, const upb_filedef* file) {
PyUpb_ModuleState* state = PyUpb_ModuleState_Get();
PyTypeObject* type_obj = state->descriptor_types[type];
assert(def);
PyUpb_DescriptorBase* base = (void*)PyType_GenericAlloc(type_obj, 0);
base->pool = PyUpb_DescriptorPool_Get(upb_filedef_symtab(file));
base->def = def;
base->options = NULL;
PyUpb_ObjCache_Add(def, &base->ob_base);
return base;
}
// Returns a Python object wrapping |def|, of descriptor type |type|. If a
// wrapper was previously created for this def, returns it, otherwise creates a
// new wrapper.
static PyObject* PyUpb_DescriptorBase_Get(PyUpb_DescriptorType type,
const void* def,
const upb_filedef* file) {
PyUpb_DescriptorBase* base = (PyUpb_DescriptorBase*)PyUpb_ObjCache_Get(def);
if (!base) {
base = PyUpb_DescriptorBase_DoCreate(type, def, file);
}
return &base->ob_base;
}
static PyUpb_DescriptorBase* PyUpb_DescriptorBase_Check(
PyObject* obj, PyUpb_DescriptorType type) {
PyUpb_ModuleState* state = PyUpb_ModuleState_Get();
PyTypeObject* type_obj = state->descriptor_types[type];
if (!PyObject_TypeCheck(obj, type_obj)) {
PyErr_Format(PyExc_TypeError, "Expected object of type %S, but got %R",
type_obj, obj);
return NULL;
}
return (PyUpb_DescriptorBase*)obj;
}
static PyObject* PyUpb_DescriptorBase_GetOptions(PyUpb_DescriptorBase* self,
const upb_msg* opts,
const upb_msglayout* layout,
const char* msg_name) {
if (!self->options) {
// Load descriptors protos if they are not loaded already. We have to do
// this lazily, otherwise, it would lead to circular imports.
PyObject* mod = PyImport_ImportModule("google.protobuf.descriptor_pb2");
Py_DECREF(mod);
// Find the correct options message.
PyObject* default_pool = PyUpb_DescriptorPool_GetDefaultPool();
const upb_symtab* symtab = PyUpb_DescriptorPool_GetSymtab(default_pool);
const upb_msgdef* m = upb_symtab_lookupmsg(symtab, msg_name);
assert(m);
// Copy the options message from C to Python using serialize+parse.
// We don't wrap the C object directly because there is no guarantee that
// the descriptor_pb2 that was loaded at runtime has the same members or
// layout as the C types that were compiled in.
size_t size;
PyObject* py_arena = PyUpb_Arena_New();
upb_arena* arena = PyUpb_Arena_Get(py_arena);
char* pb = upb_encode(opts, layout, arena, &size);
upb_msg* opts2 = upb_msg_new(m, arena);
assert(opts2);
bool ok = _upb_decode(pb, size, opts2, upb_msgdef_layout(m),
upb_symtab_extreg(symtab), 0,
arena) == kUpb_DecodeStatus_Ok;
(void)ok;
assert(ok);
// Disabled until python/message.c is reviewed and checked in.
// self->options = PyUpb_CMessage_Get(opts2, m, py_arena);
Py_DECREF(py_arena);
PyErr_Format(PyExc_NotImplementedError, "Not yet implemented");
return NULL;
}
Py_INCREF(self->options);
return self->options;
}
typedef void* PyUpb_ToProto_Func(const void* def, upb_arena* arena);
static PyObject* PyUpb_DescriptorBase_CopyToProto(PyObject* _self,
PyUpb_ToProto_Func* func,
const upb_msglayout* layout,
PyObject* py_proto) {
PyUpb_DescriptorBase* self = (void*)_self;
PyObject* ret = NULL;
PyObject* str = NULL;
upb_arena* arena = upb_arena_new();
if (!arena) PYUPB_RETURN_OOM;
upb_msg* proto = func(self->def, arena);
if (!proto) goto oom;
size_t size;
char* pb = upb_encode(proto, layout, arena, &size);
if (!pb) goto oom;
str = PyBytes_FromStringAndSize(pb, size);
if (!str) goto oom;
// Disabled until python/message.c is reviewed and checked in.
// PyObject *ret = PyUpb_CMessage_MergeFromString(py_proto, str);
PyErr_Format(PyExc_NotImplementedError, "Not yet implemented");
done:
Py_XDECREF(str);
upb_arena_free(arena);
return ret;
oom:
PyErr_SetNone(PyExc_MemoryError);
goto done;
}
static void PyUpb_DescriptorBase_Dealloc(PyUpb_DescriptorBase* base) {
PyUpb_ObjCache_Delete(base->def);
Py_DECREF(base->pool);
Py_XDECREF(base->options);
PyUpb_Dealloc(base);
}
#define DESCRIPTOR_BASE_SLOTS \
{Py_tp_new, (void*)&PyUpb_Forbidden_New}, \
{Py_tp_dealloc, (void*)&PyUpb_DescriptorBase_Dealloc}
// -----------------------------------------------------------------------------
// Descriptor
// -----------------------------------------------------------------------------
PyObject* PyUpb_Descriptor_Get(const upb_msgdef* m) {
const upb_filedef* file = upb_msgdef_file(m);
return PyUpb_DescriptorBase_Get(kPyUpb_Descriptor, m, file);
}
PyObject* PyUpb_Descriptor_GetClass(const upb_msgdef* m) {
PyObject* ret = PyUpb_ObjCache_Get(upb_msgdef_layout(m));
assert(ret);
return ret;
}
// The LookupNested*() functions provide name lookup for entities nested inside
// a message. This uses the symtab's table, which requires that the symtab is
// not being mutated concurrently. We can guarantee this for Python-owned
// symtabs, but upb cannot guarantee it in general for an arbitrary
// `const upb_msgdef*`.
static const void* PyUpb_Descriptor_LookupNestedMessage(const upb_msgdef* m,
const char* name) {
const upb_filedef* filedef = upb_msgdef_file(m);
const upb_symtab* symtab = upb_filedef_symtab(filedef);
PyObject* qname = PyUnicode_FromFormat("%s.%s", upb_msgdef_fullname(m), name);
const upb_msgdef* ret =
upb_symtab_lookupmsg(symtab, PyUnicode_AsUTF8AndSize(qname, NULL));
Py_DECREF(qname);
return ret;
}
static const void* PyUpb_Descriptor_LookupNestedEnum(const upb_msgdef* m,
const char* name) {
const upb_filedef* filedef = upb_msgdef_file(m);
const upb_symtab* symtab = upb_filedef_symtab(filedef);
PyObject* qname = PyUnicode_FromFormat("%s.%s", upb_msgdef_fullname(m), name);
const upb_enumdef* ret =
upb_symtab_lookupenum(symtab, PyUnicode_AsUTF8AndSize(qname, NULL));
Py_DECREF(qname);
return ret;
}
static const void* PyUpb_Descriptor_LookupNestedExtension(const upb_msgdef* m,
const char* name) {
const upb_filedef* filedef = upb_msgdef_file(m);
const upb_symtab* symtab = upb_filedef_symtab(filedef);
PyObject* qname = PyUnicode_FromFormat("%s.%s", upb_msgdef_fullname(m), name);
const upb_fielddef* ret =
upb_symtab_lookupext(symtab, PyUnicode_AsUTF8AndSize(qname, NULL));
Py_DECREF(qname);
return ret;
}
static PyObject* PyUpb_Descriptor_GetExtensionRanges(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (PyUpb_DescriptorBase*)_self;
int n = upb_msgdef_extrangecount(self->def);
PyObject* range_list = PyList_New(n);
for (int i = 0; i < n; i++) {
const upb_extrange* range = upb_msgdef_extrange(self->def, i);
PyObject* start = PyLong_FromLong(upb_extrange_start(range));
PyObject* end = PyLong_FromLong(upb_extrange_end(range));
PyList_SetItem(range_list, i, PyTuple_Pack(2, start, end));
}
return range_list;
}
static PyObject* PyUpb_Descriptor_GetExtensions(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_msgdef_nestedextcount,
(void*)&upb_msgdef_nestedext,
(void*)&PyUpb_FieldDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetExtensionsByName(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_msgdef_nestedextcount,
(void*)&upb_msgdef_nestedext,
(void*)&PyUpb_FieldDescriptor_Get,
},
(void*)&PyUpb_Descriptor_LookupNestedExtension,
(void*)&upb_fielddef_name,
};
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetEnumTypes(PyObject* _self, void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_msgdef_nestedenumcount,
(void*)&upb_msgdef_nestedenum,
(void*)&PyUpb_EnumDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetOneofs(PyObject* _self, void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_msgdef_oneofcount,
(void*)&upb_msgdef_oneof,
(void*)&PyUpb_OneofDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetOptions(PyObject* _self, PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(
self, upb_msgdef_options(self->def),
&google_protobuf_MessageOptions_msginit,
"google.protobuf.MessageOptions");
}
static PyObject* PyUpb_Descriptor_CopyToProto(PyObject* _self,
PyObject* py_proto) {
return PyUpb_DescriptorBase_CopyToProto(
_self, (PyUpb_ToProto_Func*)&upb_MessageDef_ToProto,
&google_protobuf_DescriptorProto_msginit, py_proto);
}
static PyObject* PyUpb_Descriptor_EnumValueName(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
const char* enum_name;
int number;
if (!PyArg_ParseTuple(args, "si", &enum_name, &number)) return NULL;
const upb_enumdef* e =
PyUpb_Descriptor_LookupNestedEnum(self->def, enum_name);
if (!e) {
PyErr_SetString(PyExc_KeyError, enum_name);
return NULL;
}
const upb_enumvaldef* ev = upb_enumdef_lookupnum(e, number);
if (!ev) {
PyErr_Format(PyExc_KeyError, "%d", number);
return NULL;
}
return PyUnicode_FromString(upb_enumvaldef_name(ev));
}
static PyObject* PyUpb_Descriptor_GetFieldsByName(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_msgdef_fieldcount,
(void*)&upb_msgdef_field,
(void*)&PyUpb_FieldDescriptor_Get,
},
(void*)&upb_msgdef_ntofz,
(void*)&upb_fielddef_name,
};
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetFieldsByCamelCaseName(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_msgdef_fieldcount,
(void*)&upb_msgdef_field,
(void*)&PyUpb_FieldDescriptor_Get,
},
(void*)&upb_msgdef_lookupjsonnamez,
(void*)&upb_fielddef_jsonname,
};
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetFieldsByNumber(PyObject* _self,
void* closure) {
static PyUpb_ByNumberMap_Funcs funcs = {
{
(void*)&upb_msgdef_fieldcount,
(void*)&upb_msgdef_field,
(void*)&PyUpb_FieldDescriptor_Get,
},
(void*)&upb_msgdef_itof,
(void*)&upb_fielddef_number,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNumberMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetNestedTypes(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_msgdef_nestedmsgcount,
(void*)&upb_msgdef_nestedmsg,
(void*)&PyUpb_Descriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetNestedTypesByName(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_msgdef_nestedmsgcount,
(void*)&upb_msgdef_nestedmsg,
(void*)&PyUpb_Descriptor_Get,
},
(void*)&PyUpb_Descriptor_LookupNestedMessage,
(void*)&upb_msgdef_name,
};
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetContainingType(PyObject* _self,
void* closure) {
// upb does not natively store the lexical parent of a message type, but we
// can derive it with some string manipulation and a lookup.
PyUpb_DescriptorBase* self = (void*)_self;
const upb_msgdef* m = self->def;
const upb_filedef* file = upb_msgdef_file(m);
const upb_symtab* symtab = upb_filedef_symtab(file);
const char* full_name = upb_msgdef_fullname(m);
const char* last_dot = strrchr(full_name, '.');
if (!last_dot) Py_RETURN_NONE;
const upb_msgdef* parent =
upb_symtab_lookupmsg2(symtab, full_name, last_dot - full_name);
if (!parent) Py_RETURN_NONE;
return PyUpb_Descriptor_Get(parent);
}
static PyObject* PyUpb_Descriptor_GetEnumTypesByName(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_msgdef_nestedenumcount,
(void*)&upb_msgdef_nestedenum,
(void*)&PyUpb_EnumDescriptor_Get,
},
(void*)&PyUpb_Descriptor_LookupNestedEnum,
(void*)&upb_enumdef_name,
};
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetIsExtendable(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
if (upb_msgdef_extrangecount(self->def) > 0) {
Py_RETURN_TRUE;
} else {
Py_RETURN_FALSE;
}
}
static PyObject* PyUpb_Descriptor_GetFullName(PyObject* self, void* closure) {
const upb_msgdef* msgdef = PyUpb_Descriptor_GetDef(self);
return PyUnicode_FromString(upb_msgdef_fullname(msgdef));
}
static PyObject* PyUpb_Descriptor_GetConcreteClass(PyObject* self,
void* closure) {
const upb_msgdef* msgdef = PyUpb_Descriptor_GetDef(self);
return PyUpb_Descriptor_GetClass(msgdef);
}
static PyObject* PyUpb_Descriptor_GetFile(PyObject* self, void* closure) {
const upb_msgdef* msgdef = PyUpb_Descriptor_GetDef(self);
return PyUpb_FileDescriptor_Get(upb_msgdef_file(msgdef));
}
static PyObject* PyUpb_Descriptor_GetFields(PyObject* _self, void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_msgdef_fieldcount,
(void*)&upb_msgdef_field,
(void*)&PyUpb_FieldDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetHasOptions(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyBool_FromLong(upb_msgdef_hasoptions(self->def));
}
static PyObject* PyUpb_Descriptor_GetName(PyObject* self, void* closure) {
const upb_msgdef* msgdef = PyUpb_Descriptor_GetDef(self);
return PyUnicode_FromString(upb_msgdef_name(msgdef));
}
static PyObject* PyUpb_Descriptor_GetOneofsByName(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_msgdef_oneofcount,
(void*)&upb_msgdef_oneof,
(void*)&PyUpb_OneofDescriptor_Get,
},
(void*)&upb_msgdef_ntooz,
(void*)&upb_oneofdef_name,
};
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_Descriptor_GetSyntax(PyObject* self, void* closure) {
const upb_msgdef* msgdef = PyUpb_Descriptor_GetDef(self);
const char* syntax =
upb_msgdef_syntax(msgdef) == UPB_SYNTAX_PROTO2 ? "proto2" : "proto3";
return PyUnicode_InternFromString(syntax);
}
static PyGetSetDef PyUpb_Descriptor_Getters[] = {
{"name", PyUpb_Descriptor_GetName, NULL, "Last name"},
{"full_name", PyUpb_Descriptor_GetFullName, NULL, "Full name"},
{"_concrete_class", PyUpb_Descriptor_GetConcreteClass, NULL,
"concrete class"},
{"file", PyUpb_Descriptor_GetFile, NULL, "File descriptor"},
{"fields", PyUpb_Descriptor_GetFields, NULL, "Fields sequence"},
{"fields_by_name", PyUpb_Descriptor_GetFieldsByName, NULL,
"Fields by name"},
{"fields_by_camelcase_name", PyUpb_Descriptor_GetFieldsByCamelCaseName,
NULL, "Fields by camelCase name"},
{"fields_by_number", PyUpb_Descriptor_GetFieldsByNumber, NULL,
"Fields by number"},
{"nested_types", PyUpb_Descriptor_GetNestedTypes, NULL,
"Nested types sequence"},
{"nested_types_by_name", PyUpb_Descriptor_GetNestedTypesByName, NULL,
"Nested types by name"},
{"extensions", PyUpb_Descriptor_GetExtensions, NULL, "Extensions Sequence"},
{"extensions_by_name", PyUpb_Descriptor_GetExtensionsByName, NULL,
"Extensions by name"},
{"extension_ranges", PyUpb_Descriptor_GetExtensionRanges, NULL,
"Extension ranges"},
{"enum_types", PyUpb_Descriptor_GetEnumTypes, NULL, "Enum sequence"},
{"enum_types_by_name", PyUpb_Descriptor_GetEnumTypesByName, NULL,
"Enum types by name"},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "enum_values_by_name", PyUpb_Descriptor_GetEnumValuesByName, NULL,
// "Enum values by name"},
{"oneofs_by_name", PyUpb_Descriptor_GetOneofsByName, NULL,
"Oneofs by name"},
{"oneofs", PyUpb_Descriptor_GetOneofs, NULL, "Oneofs Sequence"},
{"containing_type", PyUpb_Descriptor_GetContainingType, NULL,
"Containing type"},
{"is_extendable", PyUpb_Descriptor_GetIsExtendable, NULL},
{"has_options", PyUpb_Descriptor_GetHasOptions, NULL, "Has Options"},
{"syntax", &PyUpb_Descriptor_GetSyntax, NULL, "Syntax"},
{NULL}};
static PyMethodDef PyUpb_Descriptor_Methods[] = {
{"GetOptions", PyUpb_Descriptor_GetOptions, METH_NOARGS},
{"CopyToProto", PyUpb_Descriptor_CopyToProto, METH_O},
{"EnumValueName", PyUpb_Descriptor_EnumValueName, METH_VARARGS},
{NULL}};
static PyType_Slot PyUpb_Descriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_Descriptor_Methods},
{Py_tp_getset, PyUpb_Descriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_Descriptor_Spec = {
PYUPB_MODULE_NAME ".Descriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_Descriptor_Slots,
};
const upb_msgdef* PyUpb_Descriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_Descriptor);
return self ? self->def : NULL;
}
// -----------------------------------------------------------------------------
// EnumDescriptor
// -----------------------------------------------------------------------------
PyObject* PyUpb_EnumDescriptor_Get(const upb_enumdef* enumdef) {
const upb_filedef* file = upb_enumdef_file(enumdef);
return PyUpb_DescriptorBase_Get(kPyUpb_EnumDescriptor, enumdef, file);
}
const upb_enumdef* PyUpb_EnumDescriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_EnumDescriptor);
return self ? self->def : NULL;
}
static PyObject* PyUpb_EnumDescriptor_GetFullName(PyObject* self,
void* closure) {
const upb_enumdef* enumdef = PyUpb_EnumDescriptor_GetDef(self);
return PyUnicode_FromString(upb_enumdef_fullname(enumdef));
}
static PyObject* PyUpb_EnumDescriptor_GetName(PyObject* self, void* closure) {
const upb_enumdef* enumdef = PyUpb_EnumDescriptor_GetDef(self);
return PyUnicode_FromString(upb_enumdef_name(enumdef));
}
static PyObject* PyUpb_EnumDescriptor_GetFile(PyObject* self, void* closure) {
const upb_enumdef* enumdef = PyUpb_EnumDescriptor_GetDef(self);
return PyUpb_FileDescriptor_Get(upb_enumdef_file(enumdef));
}
static PyObject* PyUpb_EnumDescriptor_GetValues(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_enumdef_valuecount,
(void*)&upb_enumdef_value,
(void*)&PyUpb_EnumValueDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_EnumDescriptor_GetValuesByName(PyObject* _self,
void* closure) {
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_enumdef_valuecount,
(void*)&upb_enumdef_value,
(void*)&PyUpb_EnumValueDescriptor_Get,
},
(void*)&upb_enumdef_lookupnamez,
(void*)&upb_enumvaldef_name,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_EnumDescriptor_GetValuesByNumber(PyObject* _self,
void* closure) {
static PyUpb_ByNumberMap_Funcs funcs = {
{
(void*)&upb_enumdef_valuecount,
(void*)&upb_enumdef_value,
(void*)&PyUpb_EnumValueDescriptor_Get,
},
(void*)&upb_enumdef_lookupnum,
(void*)&upb_enumvaldef_number,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNumberMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_EnumDescriptor_GetContainingType(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_Descriptor_Get(upb_enumdef_containingtype(self->def));
}
static PyObject* PyUpb_EnumDescriptor_GetHasOptions(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyBool_FromLong(upb_enumdef_hasoptions(self->def));
}
static PyObject* PyUpb_EnumDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(self, upb_enumdef_options(self->def),
&google_protobuf_EnumOptions_msginit,
"google.protobuf.EnumOptions");
}
static PyObject* PyUpb_EnumDescriptor_CopyToProto(PyObject* _self,
PyObject* py_proto) {
return PyUpb_DescriptorBase_CopyToProto(
_self, (PyUpb_ToProto_Func*)&upb_EnumDef_ToProto,
&google_protobuf_EnumDescriptorProto_msginit, py_proto);
}
static PyGetSetDef PyUpb_EnumDescriptor_Getters[] = {
{"full_name", PyUpb_EnumDescriptor_GetFullName, NULL, "Full name"},
{"name", PyUpb_EnumDescriptor_GetName, NULL, "last name"},
{"file", PyUpb_EnumDescriptor_GetFile, NULL, "File descriptor"},
{"values", PyUpb_EnumDescriptor_GetValues, NULL, "values"},
{"values_by_name", PyUpb_EnumDescriptor_GetValuesByName, NULL,
"Enum values by name"},
{"values_by_number", PyUpb_EnumDescriptor_GetValuesByNumber, NULL,
"Enum values by number"},
{"containing_type", PyUpb_EnumDescriptor_GetContainingType, NULL,
"Containing type"},
{"has_options", PyUpb_EnumDescriptor_GetHasOptions, NULL, "Has Options"},
{NULL}};
static PyMethodDef PyUpb_EnumDescriptor_Methods[] = {
{"GetOptions", PyUpb_EnumDescriptor_GetOptions, METH_NOARGS},
{"CopyToProto", PyUpb_EnumDescriptor_CopyToProto, METH_O},
{NULL}};
static PyType_Slot PyUpb_EnumDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_EnumDescriptor_Methods},
{Py_tp_getset, PyUpb_EnumDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_EnumDescriptor_Spec = {
PYUPB_MODULE_NAME ".EnumDescriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_EnumDescriptor_Slots,
};
// -----------------------------------------------------------------------------
// EnumValueDescriptor
// -----------------------------------------------------------------------------
PyObject* PyUpb_EnumValueDescriptor_Get(const upb_enumvaldef* ev) {
const upb_filedef* file = upb_enumdef_file(upb_enumvaldef_enum(ev));
return PyUpb_DescriptorBase_Get(kPyUpb_EnumValueDescriptor, ev, file);
}
static PyObject* PyUpb_EnumValueDescriptor_GetName(PyObject* self,
void* closure) {
PyUpb_DescriptorBase* base = (PyUpb_DescriptorBase*)self;
return PyUnicode_FromString(upb_enumvaldef_name(base->def));
}
static PyObject* PyUpb_EnumValueDescriptor_GetNumber(PyObject* self,
void* closure) {
PyUpb_DescriptorBase* base = (PyUpb_DescriptorBase*)self;
return PyLong_FromLong(upb_enumvaldef_number(base->def));
}
static PyObject* PyUpb_EnumValueDescriptor_GetType(PyObject* self,
void* closure) {
PyUpb_DescriptorBase* base = (PyUpb_DescriptorBase*)self;
return PyUpb_EnumDescriptor_Get(upb_enumvaldef_enum(base->def));
}
static PyObject* PyUpb_EnumValueDescriptor_GetHasOptions(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyBool_FromLong(upb_enumvaldef_hasoptions(self->def));
}
static PyObject* PyUpb_EnumValueDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(
self, upb_enumvaldef_options(self->def),
&google_protobuf_EnumValueOptions_msginit,
"google.protobuf.EnumValueOptions");
}
static PyGetSetDef PyUpb_EnumValueDescriptor_Getters[] = {
{"name", PyUpb_EnumValueDescriptor_GetName, NULL, "name"},
{"number", PyUpb_EnumValueDescriptor_GetNumber, NULL, "number"},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "index", (getter)GetIndex, NULL, "index"},
{"type", PyUpb_EnumValueDescriptor_GetType, NULL, "index"},
{"has_options", PyUpb_EnumValueDescriptor_GetHasOptions, NULL,
"Has Options"},
{NULL}};
static PyMethodDef PyUpb_EnumValueDescriptor_Methods[] = {
{
"GetOptions",
PyUpb_EnumValueDescriptor_GetOptions,
METH_NOARGS,
},
{NULL}};
static PyType_Slot PyUpb_EnumValueDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_EnumValueDescriptor_Methods},
{Py_tp_getset, PyUpb_EnumValueDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_EnumValueDescriptor_Spec = {
PYUPB_MODULE_NAME ".EnumValueDescriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_EnumValueDescriptor_Slots,
};
// -----------------------------------------------------------------------------
// FieldDescriptor
// -----------------------------------------------------------------------------
const upb_fielddef* PyUpb_FieldDescriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_FieldDescriptor);
return self ? self->def : NULL;
}
PyObject* PyUpb_FieldDescriptor_Get(const upb_fielddef* field) {
const upb_filedef* file = upb_fielddef_file(field);
return PyUpb_DescriptorBase_Get(kPyUpb_FieldDescriptor, field, file);
}
static PyObject* PyUpb_FieldDescriptor_GetFullName(PyUpb_DescriptorBase* self,
void* closure) {
return PyUnicode_FromString(upb_fielddef_fullname(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetName(PyUpb_DescriptorBase* self,
void* closure) {
return PyUnicode_FromString(upb_fielddef_name(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetCamelCaseName(
PyUpb_DescriptorBase* self, void* closure) {
// TODO: Ok to use jsonname here?
return PyUnicode_FromString(upb_fielddef_jsonname(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetJsonName(PyUpb_DescriptorBase* self,
void* closure) {
return PyUnicode_FromString(upb_fielddef_jsonname(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetFile(PyUpb_DescriptorBase* self,
void* closure) {
const upb_filedef* file = upb_fielddef_file(self->def);
if (!file) Py_RETURN_NONE;
return PyUpb_FileDescriptor_Get(file);
}
static PyObject* PyUpb_FieldDescriptor_GetType(PyUpb_DescriptorBase* self,
void* closure) {
return PyLong_FromLong(upb_fielddef_descriptortype(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetCppType(PyUpb_DescriptorBase* self,
void* closure) {
// Enum values copied from descriptor.h in C++.
enum CppType {
CPPTYPE_INT32 = 1, // TYPE_INT32, TYPE_SINT32, TYPE_SFIXED32
CPPTYPE_INT64 = 2, // TYPE_INT64, TYPE_SINT64, TYPE_SFIXED64
CPPTYPE_UINT32 = 3, // TYPE_UINT32, TYPE_FIXED32
CPPTYPE_UINT64 = 4, // TYPE_UINT64, TYPE_FIXED64
CPPTYPE_DOUBLE = 5, // TYPE_DOUBLE
CPPTYPE_FLOAT = 6, // TYPE_FLOAT
CPPTYPE_BOOL = 7, // TYPE_BOOL
CPPTYPE_ENUM = 8, // TYPE_ENUM
CPPTYPE_STRING = 9, // TYPE_STRING, TYPE_BYTES
CPPTYPE_MESSAGE = 10, // TYPE_MESSAGE, TYPE_GROUP
};
static const uint8_t cpp_types[] = {
-1,
[UPB_TYPE_INT32] = CPPTYPE_INT32,
[UPB_TYPE_INT64] = CPPTYPE_INT64,
[UPB_TYPE_UINT32] = CPPTYPE_UINT32,
[UPB_TYPE_UINT64] = CPPTYPE_UINT64,
[UPB_TYPE_DOUBLE] = CPPTYPE_DOUBLE,
[UPB_TYPE_FLOAT] = CPPTYPE_FLOAT,
[UPB_TYPE_BOOL] = CPPTYPE_BOOL,
[UPB_TYPE_ENUM] = CPPTYPE_ENUM,
[UPB_TYPE_STRING] = CPPTYPE_STRING,
[UPB_TYPE_BYTES] = CPPTYPE_STRING,
[UPB_TYPE_MESSAGE] = CPPTYPE_MESSAGE,
};
return PyLong_FromLong(cpp_types[upb_fielddef_type(self->def)]);
}
static PyObject* PyUpb_FieldDescriptor_GetLabel(PyUpb_DescriptorBase* self,
void* closure) {
return PyLong_FromLong(upb_fielddef_label(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetIsExtension(
PyUpb_DescriptorBase* self, void* closure) {
return PyBool_FromLong(upb_fielddef_isextension(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetNumber(PyUpb_DescriptorBase* self,
void* closure) {
return PyLong_FromLong(upb_fielddef_number(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetIndex(PyUpb_DescriptorBase* self,
void* closure) {
return PyLong_FromLong(upb_fielddef_index(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetMessageType(
PyUpb_DescriptorBase* self, void* closure) {
const upb_msgdef* subdef = upb_fielddef_msgsubdef(self->def);
if (!subdef) Py_RETURN_NONE;
return PyUpb_Descriptor_Get(subdef);
}
static PyObject* PyUpb_FieldDescriptor_GetEnumType(PyUpb_DescriptorBase* self,
void* closure) {
const upb_enumdef* enumdef = upb_fielddef_enumsubdef(self->def);
if (!enumdef) Py_RETURN_NONE;
return PyUpb_EnumDescriptor_Get(enumdef);
}
static PyObject* PyUpb_FieldDescriptor_GetContainingType(
PyUpb_DescriptorBase* self, void* closure) {
const upb_msgdef* m = upb_fielddef_containingtype(self->def);
if (!m) Py_RETURN_NONE;
return PyUpb_Descriptor_Get(m);
}
static PyObject* PyUpb_FieldDescriptor_HasDefaultValue(
PyUpb_DescriptorBase* self, void* closure) {
return PyBool_FromLong(upb_fielddef_hasdefault(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetDefaultValue(
PyUpb_DescriptorBase* self, void* closure) {
const upb_fielddef* f = self->def;
if (upb_fielddef_isseq(f)) return PyList_New(0);
if (upb_fielddef_issubmsg(f)) Py_RETURN_NONE;
return PyUpb_UpbToPy(upb_fielddef_default(self->def), self->def, NULL);
}
static PyObject* PyUpb_FieldDescriptor_GetContainingOneof(
PyUpb_DescriptorBase* self, void* closure) {
const upb_oneofdef* oneof = upb_fielddef_containingoneof(self->def);
if (!oneof) Py_RETURN_NONE;
return PyUpb_OneofDescriptor_Get(oneof);
}
static PyObject* PyUpb_FieldDescriptor_GetHasOptions(
PyUpb_DescriptorBase* _self, void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyBool_FromLong(upb_fielddef_hasoptions(self->def));
}
static PyObject* PyUpb_FieldDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(self, upb_fielddef_options(self->def),
&google_protobuf_FieldOptions_msginit,
"google.protobuf.FieldOptions");
}
static PyGetSetDef PyUpb_FieldDescriptor_Getters[] = {
{"full_name", (getter)PyUpb_FieldDescriptor_GetFullName, NULL, "Full name"},
{"name", (getter)PyUpb_FieldDescriptor_GetName, NULL, "Unqualified name"},
{"camelcase_name", (getter)PyUpb_FieldDescriptor_GetCamelCaseName, NULL,
"CamelCase name"},
{"json_name", (getter)PyUpb_FieldDescriptor_GetJsonName, NULL, "Json name"},
{"file", (getter)PyUpb_FieldDescriptor_GetFile, NULL, "File Descriptor"},
{"type", (getter)PyUpb_FieldDescriptor_GetType, NULL, "Type"},
{"cpp_type", (getter)PyUpb_FieldDescriptor_GetCppType, NULL, "C++ Type"},
{"label", (getter)PyUpb_FieldDescriptor_GetLabel, NULL, "Label"},
{"number", (getter)PyUpb_FieldDescriptor_GetNumber, NULL, "Number"},
{"index", (getter)PyUpb_FieldDescriptor_GetIndex, NULL, "Index"},
{"default_value", (getter)PyUpb_FieldDescriptor_GetDefaultValue, NULL,
"Default Value"},
{"has_default_value", (getter)PyUpb_FieldDescriptor_HasDefaultValue},
{"is_extension", (getter)PyUpb_FieldDescriptor_GetIsExtension, NULL, "ID"},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "id", (getter)GetID, NULL, "ID"},
{"message_type", (getter)PyUpb_FieldDescriptor_GetMessageType, NULL,
"Message type"},
{"enum_type", (getter)PyUpb_FieldDescriptor_GetEnumType, NULL, "Enum type"},
{"containing_type", (getter)PyUpb_FieldDescriptor_GetContainingType, NULL,
"Containing type"},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "extension_scope", (getter)GetExtensionScope, (setter)NULL,
// "Extension scope"},
{"containing_oneof", (getter)PyUpb_FieldDescriptor_GetContainingOneof, NULL,
"Containing oneof"},
{"has_options", (getter)PyUpb_FieldDescriptor_GetHasOptions, NULL,
"Has Options"},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "_options",
//(getter)NULL, (setter)SetOptions, "Options"}, { "_serialized_options",
//(getter)NULL, (setter)SetSerializedOptions, "Serialized Options"},
{NULL}};
static PyMethodDef PyUpb_FieldDescriptor_Methods[] = {
{
"GetOptions",
PyUpb_FieldDescriptor_GetOptions,
METH_NOARGS,
},
{NULL}};
static PyType_Slot PyUpb_FieldDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_FieldDescriptor_Methods},
{Py_tp_getset, PyUpb_FieldDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_FieldDescriptor_Spec = {
PYUPB_MODULE_NAME ".FieldDescriptor",
sizeof(PyUpb_DescriptorBase),
0, // tp_itemsize
Py_TPFLAGS_DEFAULT,
PyUpb_FieldDescriptor_Slots,
};
// -----------------------------------------------------------------------------
// FileDescriptor
// -----------------------------------------------------------------------------
PyObject* PyUpb_FileDescriptor_Get(const upb_filedef* file) {
return PyUpb_DescriptorBase_Get(kPyUpb_FileDescriptor, file, file);
}
// These are not provided on upb_filedef because they use the underlying
// symtab's hash table. This works for Python because everything happens under
// the GIL, but in general the caller has to guarantee that the symtab is not
// being mutated concurrently.
typedef const void* PyUpb_FileDescriptor_LookupFunc(const upb_symtab*,
const char*);
static const void* PyUpb_FileDescriptor_NestedLookup(
const upb_filedef* filedef, const char* name,
PyUpb_FileDescriptor_LookupFunc* func) {
const upb_symtab* symtab = upb_filedef_symtab(filedef);
const char* package = upb_filedef_package(filedef);
if (package) {
PyObject* qname = PyUnicode_FromFormat("%s.%s", package, name);
const void* ret = func(symtab, PyUnicode_AsUTF8AndSize(qname, NULL));
Py_DECREF(qname);
return ret;
} else {
return func(symtab, name);
}
}
static const void* PyUpb_FileDescriptor_LookupMessage(
const upb_filedef* filedef, const char* name) {
return PyUpb_FileDescriptor_NestedLookup(filedef, name,
(void*)&upb_symtab_lookupmsg);
}
static const void* PyUpb_FileDescriptor_LookupEnum(const upb_filedef* filedef,
const char* name) {
return PyUpb_FileDescriptor_NestedLookup(filedef, name,
(void*)&upb_symtab_lookupenum);
}
static const void* PyUpb_FileDescriptor_LookupExtension(
const upb_filedef* filedef, const char* name) {
return PyUpb_FileDescriptor_NestedLookup(filedef, name,
(void*)&upb_symtab_lookupext);
}
static const void* PyUpb_FileDescriptor_LookupService(
const upb_filedef* filedef, const char* name) {
return PyUpb_FileDescriptor_NestedLookup(filedef, name,
(void*)&upb_symtab_lookupservice);
}
static PyObject* PyUpb_FileDescriptor_GetName(PyUpb_DescriptorBase* self,
void* closure) {
return PyUnicode_FromString(upb_filedef_name(self->def));
}
static PyObject* PyUpb_FileDescriptor_GetPool(PyObject* _self, void* closure) {
PyUpb_DescriptorBase* self = (PyUpb_DescriptorBase*)_self;
Py_INCREF(self->pool);
return self->pool;
}
static PyObject* PyUpb_FileDescriptor_GetPackage(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (PyUpb_DescriptorBase*)_self;
return PyUnicode_FromString(upb_filedef_package(self->def));
}
static PyObject* PyUpb_FileDescriptor_GetMessageTypesByName(PyObject* _self,
void* closure) {
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_filedef_toplvlmsgcount,
(void*)&upb_filedef_toplvlmsg,
(void*)&PyUpb_Descriptor_Get,
},
(void*)&PyUpb_FileDescriptor_LookupMessage,
(void*)&upb_msgdef_name,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_FileDescriptor_GetEnumTypesByName(PyObject* _self,
void* closure) {
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_filedef_toplvlenumcount,
(void*)&upb_filedef_toplvlenum,
(void*)&PyUpb_EnumDescriptor_Get,
},
(void*)&PyUpb_FileDescriptor_LookupEnum,
(void*)&upb_enumdef_name,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_FileDescriptor_GetExtensionsByName(PyObject* _self,
void* closure) {
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_filedef_toplvlextcount,
(void*)&upb_filedef_toplvlext,
(void*)&PyUpb_FieldDescriptor_Get,
},
(void*)&PyUpb_FileDescriptor_LookupExtension,
(void*)&upb_fielddef_name,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_FileDescriptor_GetServicesByName(PyObject* _self,
void* closure) {
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_filedef_servicecount,
(void*)&upb_filedef_service,
(void*)&PyUpb_ServiceDescriptor_Get,
},
(void*)&PyUpb_FileDescriptor_LookupService,
(void*)&upb_servicedef_name,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_FileDescriptor_GetDependencies(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_filedef_depcount,
(void*)&upb_filedef_dep,
(void*)&PyUpb_FileDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_FileDescriptor_GetPublicDependencies(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_filedef_publicdepcount,
(void*)&upb_filedef_publicdep,
(void*)&PyUpb_FileDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_FileDescriptor_GetSyntax(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
const char* syntax =
upb_filedef_syntax(self->def) == UPB_SYNTAX_PROTO2 ? "proto2" : "proto3";
return PyUnicode_FromString(syntax);
}
static PyObject* PyUpb_FileDescriptor_GetHasOptions(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyBool_FromLong(upb_filedef_hasoptions(self->def));
}
static PyObject* PyUpb_FileDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(self, upb_filedef_options(self->def),
&google_protobuf_FileOptions_msginit,
"google.protobuf.FileOptions");
}
static PyObject* PyUpb_FileDescriptor_CopyToProto(PyObject* _self,
PyObject* py_proto) {
return PyUpb_DescriptorBase_CopyToProto(
_self, (PyUpb_ToProto_Func*)&upb_FileDef_ToProto,
&google_protobuf_FileDescriptorProto_msginit, py_proto);
}
static PyGetSetDef PyUpb_FileDescriptor_Getters[] = {
{"pool", PyUpb_FileDescriptor_GetPool, NULL, "pool"},
{"name", (getter)PyUpb_FileDescriptor_GetName, NULL, "name"},
{"package", PyUpb_FileDescriptor_GetPackage, NULL, "package"},
{"message_types_by_name", PyUpb_FileDescriptor_GetMessageTypesByName, NULL,
"Messages by name"},
{"enum_types_by_name", PyUpb_FileDescriptor_GetEnumTypesByName, NULL,
"Enums by name"},
{"extensions_by_name", PyUpb_FileDescriptor_GetExtensionsByName, NULL,
"Extensions by name"},
{"services_by_name", PyUpb_FileDescriptor_GetServicesByName, NULL,
"Services by name"},
{"dependencies", PyUpb_FileDescriptor_GetDependencies, NULL,
"Dependencies"},
{"public_dependencies", PyUpb_FileDescriptor_GetPublicDependencies, NULL,
"Dependencies"},
{"has_options", PyUpb_FileDescriptor_GetHasOptions, NULL, "Has Options"},
{"syntax", PyUpb_FileDescriptor_GetSyntax, (setter)NULL, "Syntax"},
{NULL},
};
static PyMethodDef PyUpb_FileDescriptor_Methods[] = {
{"GetOptions", PyUpb_FileDescriptor_GetOptions, METH_NOARGS},
{"CopyToProto", PyUpb_FileDescriptor_CopyToProto, METH_O},
{NULL}};
static PyType_Slot PyUpb_FileDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_FileDescriptor_Methods},
{Py_tp_getset, PyUpb_FileDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_FileDescriptor_Spec = {
PYUPB_MODULE_NAME ".FileDescriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_FileDescriptor_Slots,
};
const upb_filedef* PyUpb_FileDescriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_FileDescriptor);
return self ? self->def : NULL;
}
// -----------------------------------------------------------------------------
// MethodDescriptor
// -----------------------------------------------------------------------------
const upb_methoddef* PyUpb_MethodDescriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_MethodDescriptor);
return self ? self->def : NULL;
}
PyObject* PyUpb_MethodDescriptor_Get(const upb_methoddef* m) {
const upb_filedef* file = upb_servicedef_file(upb_methoddef_service(m));
return PyUpb_DescriptorBase_Get(kPyUpb_MethodDescriptor, m, file);
}
static PyObject* PyUpb_MethodDescriptor_GetName(PyObject* self, void* closure) {
const upb_methoddef* m = PyUpb_MethodDescriptor_GetDef(self);
return PyUnicode_FromString(upb_methoddef_name(m));
}
static PyObject* PyUpb_MethodDescriptor_GetFullName(PyObject* self,
void* closure) {
const upb_methoddef* m = PyUpb_MethodDescriptor_GetDef(self);
return PyUnicode_FromString(upb_methoddef_fullname(m));
}
static PyObject* PyUpb_MethodDescriptor_GetContainingService(PyObject* self,
void* closure) {
const upb_methoddef* m = PyUpb_MethodDescriptor_GetDef(self);
return PyUpb_ServiceDescriptor_Get(upb_methoddef_service(m));
}
static PyObject* PyUpb_MethodDescriptor_GetInputType(PyObject* self,
void* closure) {
const upb_methoddef* m = PyUpb_MethodDescriptor_GetDef(self);
return PyUpb_Descriptor_Get(upb_methoddef_inputtype(m));
}
static PyObject* PyUpb_MethodDescriptor_GetOutputType(PyObject* self,
void* closure) {
const upb_methoddef* m = PyUpb_MethodDescriptor_GetDef(self);
return PyUpb_Descriptor_Get(upb_methoddef_outputtype(m));
}
static PyObject* PyUpb_MethodDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(self, upb_methoddef_options(self->def),
&google_protobuf_MethodOptions_msginit,
"google.protobuf.MethodOptions");
}
static PyObject* PyUpb_MethodDescriptor_CopyToProto(PyObject* _self,
PyObject* py_proto) {
return PyUpb_DescriptorBase_CopyToProto(
_self, (PyUpb_ToProto_Func*)&upb_MethodDef_ToProto,
&google_protobuf_MethodDescriptorProto_msginit, py_proto);
}
static PyGetSetDef PyUpb_MethodDescriptor_Getters[] = {
{"name", PyUpb_MethodDescriptor_GetName, NULL, "Name", NULL},
{"full_name", PyUpb_MethodDescriptor_GetFullName, NULL, "Full name", NULL},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "index", PyUpb_MethodDescriptor_GetIndex, NULL, "Index", NULL},
{"containing_service", PyUpb_MethodDescriptor_GetContainingService, NULL,
"Containing service", NULL},
{"input_type", PyUpb_MethodDescriptor_GetInputType, NULL, "Input type",
NULL},
{"output_type", PyUpb_MethodDescriptor_GetOutputType, NULL, "Output type",
NULL},
{NULL}};
static PyMethodDef PyUpb_MethodDescriptor_Methods[] = {
{"GetOptions", PyUpb_MethodDescriptor_GetOptions, METH_NOARGS},
{"CopyToProto", PyUpb_MethodDescriptor_CopyToProto, METH_O},
{NULL}};
static PyType_Slot PyUpb_MethodDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_MethodDescriptor_Methods},
{Py_tp_getset, PyUpb_MethodDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_MethodDescriptor_Spec = {
PYUPB_MODULE_NAME ".MethodDescriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_MethodDescriptor_Slots,
};
// -----------------------------------------------------------------------------
// OneofDescriptor
// -----------------------------------------------------------------------------
const upb_oneofdef* PyUpb_OneofDescriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_OneofDescriptor);
return self ? self->def : NULL;
}
PyObject* PyUpb_OneofDescriptor_Get(const upb_oneofdef* oneof) {
const upb_filedef* file = upb_msgdef_file(upb_oneofdef_containingtype(oneof));
return PyUpb_DescriptorBase_Get(kPyUpb_OneofDescriptor, oneof, file);
}
static PyObject* PyUpb_OneofDescriptor_GetName(PyObject* self, void* closure) {
const upb_oneofdef* oneof = PyUpb_OneofDescriptor_GetDef(self);
return PyUnicode_FromString(upb_oneofdef_name(oneof));
}
static PyObject* PyUpb_OneofDescriptor_GetFullName(PyObject* self,
void* closure) {
const upb_oneofdef* oneof = PyUpb_OneofDescriptor_GetDef(self);
return PyUnicode_FromFormat(
"%s.%s", upb_msgdef_fullname(upb_oneofdef_containingtype(oneof)),
upb_oneofdef_name(oneof));
}
static PyObject* PyUpb_OneofDescriptor_GetIndex(PyObject* self, void* closure) {
const upb_oneofdef* oneof = PyUpb_OneofDescriptor_GetDef(self);
return PyLong_FromLong(upb_oneofdef_index(oneof));
}
static PyObject* PyUpb_OneofDescriptor_GetContainingType(PyObject* self,
void* closure) {
const upb_oneofdef* oneof = PyUpb_OneofDescriptor_GetDef(self);
return PyUpb_Descriptor_Get(upb_oneofdef_containingtype(oneof));
}
static PyObject* PyUpb_OneofDescriptor_GetHasOptions(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyBool_FromLong(upb_oneofdef_hasoptions(self->def));
}
static PyObject* PyUpb_OneofDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(self, upb_oneofdef_options(self->def),
&google_protobuf_OneofOptions_msginit,
"google.protobuf.OneofOptions");
}
static PyGetSetDef PyUpb_OneofDescriptor_Getters[] = {
{"name", PyUpb_OneofDescriptor_GetName, NULL, "Name"},
{"full_name", PyUpb_OneofDescriptor_GetFullName, NULL, "Full name"},
{"index", PyUpb_OneofDescriptor_GetIndex, NULL, "Index"},
{"containing_type", PyUpb_OneofDescriptor_GetContainingType, NULL,
"Containing type"},
{"has_options", PyUpb_OneofDescriptor_GetHasOptions, NULL, "Has Options"},
// TODO(https://github.com/protocolbuffers/upb/issues/459)
//{ "fields", (getter)GetFields, NULL, "Fields"},
{NULL}};
static PyMethodDef PyUpb_OneofDescriptor_Methods[] = {
{"GetOptions", PyUpb_OneofDescriptor_GetOptions, METH_NOARGS}, {NULL}};
static PyType_Slot PyUpb_OneofDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_OneofDescriptor_Methods},
{Py_tp_getset, PyUpb_OneofDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_OneofDescriptor_Spec = {
PYUPB_MODULE_NAME ".OneofDescriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_OneofDescriptor_Slots,
};
// -----------------------------------------------------------------------------
// ServiceDescriptor
// -----------------------------------------------------------------------------
const upb_servicedef* PyUpb_ServiceDescriptor_GetDef(PyObject* _self) {
PyUpb_DescriptorBase* self =
PyUpb_DescriptorBase_Check(_self, kPyUpb_ServiceDescriptor);
return self ? self->def : NULL;
}
PyObject* PyUpb_ServiceDescriptor_Get(const upb_servicedef* s) {
const upb_filedef* file = upb_servicedef_file(s);
return PyUpb_DescriptorBase_Get(kPyUpb_ServiceDescriptor, s, file);
}
static PyObject* PyUpb_ServiceDescriptor_GetFullName(PyObject* self,
void* closure) {
const upb_servicedef* s = PyUpb_ServiceDescriptor_GetDef(self);
return PyUnicode_FromString(upb_servicedef_fullname(s));
}
static PyObject* PyUpb_ServiceDescriptor_GetName(PyObject* self,
void* closure) {
const upb_servicedef* s = PyUpb_ServiceDescriptor_GetDef(self);
return PyUnicode_FromString(upb_servicedef_name(s));
}
static PyObject* PyUpb_ServiceDescriptor_GetFile(PyObject* self,
void* closure) {
const upb_servicedef* s = PyUpb_ServiceDescriptor_GetDef(self);
return PyUpb_FileDescriptor_Get(upb_servicedef_file(s));
}
static PyObject* PyUpb_ServiceDescriptor_GetIndex(PyObject* self,
void* closure) {
const upb_servicedef* s = PyUpb_ServiceDescriptor_GetDef(self);
return PyLong_FromLong(upb_servicedef_index(s));
}
static PyObject* PyUpb_ServiceDescriptor_GetMethods(PyObject* _self,
void* closure) {
PyUpb_DescriptorBase* self = (void*)_self;
static PyUpb_GenericSequence_Funcs funcs = {
(void*)&upb_servicedef_methodcount,
(void*)&upb_servicedef_method,
(void*)&PyUpb_MethodDescriptor_Get,
};
return PyUpb_GenericSequence_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_ServiceDescriptor_GetMethodsByName(PyObject* _self,
void* closure) {
static PyUpb_ByNameMap_Funcs funcs = {
{
(void*)&upb_servicedef_methodcount,
(void*)&upb_servicedef_method,
(void*)&PyUpb_MethodDescriptor_Get,
},
(void*)&upb_servicedef_lookupmethod,
(void*)&upb_methoddef_name,
};
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_ByNameMap_New(&funcs, self->def, self->pool);
}
static PyObject* PyUpb_ServiceDescriptor_GetOptions(PyObject* _self,
PyObject* args) {
PyUpb_DescriptorBase* self = (void*)_self;
return PyUpb_DescriptorBase_GetOptions(
self, upb_servicedef_options(self->def),
&google_protobuf_ServiceOptions_msginit,
"google.protobuf.ServiceOptions");
}
static PyObject* PyUpb_ServiceDescriptor_CopyToProto(PyObject* _self,
PyObject* py_proto) {
return PyUpb_DescriptorBase_CopyToProto(
_self, (PyUpb_ToProto_Func*)&upb_ServiceDef_ToProto,
&google_protobuf_ServiceDescriptorProto_msginit, py_proto);
}
static PyObject* PyUpb_ServiceDescriptor_FindMethodByName(PyObject* _self,
PyObject* py_name) {
PyUpb_DescriptorBase* self = (void*)_self;
const char* name = PyUnicode_AsUTF8AndSize(py_name, NULL);
if (!name) return NULL;
const upb_methoddef* method = upb_servicedef_lookupmethod(self->def, name);
if (method == NULL) {
return PyErr_Format(PyExc_KeyError, "Couldn't find method %.200s", name);
}
return PyUpb_MethodDescriptor_Get(method);
}
static PyGetSetDef PyUpb_ServiceDescriptor_Getters[] = {
{"name", PyUpb_ServiceDescriptor_GetName, NULL, "Name", NULL},
{"full_name", PyUpb_ServiceDescriptor_GetFullName, NULL, "Full name", NULL},
{"file", PyUpb_ServiceDescriptor_GetFile, NULL, "File descriptor"},
{"index", PyUpb_ServiceDescriptor_GetIndex, NULL, "Index", NULL},
{"methods", PyUpb_ServiceDescriptor_GetMethods, NULL, "Methods", NULL},
{"methods_by_name", PyUpb_ServiceDescriptor_GetMethodsByName, NULL,
"Methods by name", NULL},
{NULL}};
static PyMethodDef PyUpb_ServiceDescriptor_Methods[] = {
{"GetOptions", PyUpb_ServiceDescriptor_GetOptions, METH_NOARGS},
{"CopyToProto", PyUpb_ServiceDescriptor_CopyToProto, METH_O},
{"FindMethodByName", PyUpb_ServiceDescriptor_FindMethodByName, METH_O},
{NULL}};
static PyType_Slot PyUpb_ServiceDescriptor_Slots[] = {
DESCRIPTOR_BASE_SLOTS,
{Py_tp_methods, PyUpb_ServiceDescriptor_Methods},
{Py_tp_getset, PyUpb_ServiceDescriptor_Getters},
{0, NULL}};
static PyType_Spec PyUpb_ServiceDescriptor_Spec = {
PYUPB_MODULE_NAME ".ServiceDescriptor", // tp_name
sizeof(PyUpb_DescriptorBase), // tp_basicsize
0, // tp_itemsize
Py_TPFLAGS_DEFAULT, // tp_flags
PyUpb_ServiceDescriptor_Slots,
};
// -----------------------------------------------------------------------------
// Top Level
// -----------------------------------------------------------------------------
// These must be in the same order as PyUpb_DescriptorType in the header.
static PyType_Spec* desc_specs[] = {
&PyUpb_Descriptor_Spec, &PyUpb_EnumDescriptor_Spec,
&PyUpb_EnumValueDescriptor_Spec, &PyUpb_FieldDescriptor_Spec,
&PyUpb_FileDescriptor_Spec, &PyUpb_MethodDescriptor_Spec,
&PyUpb_OneofDescriptor_Spec, &PyUpb_ServiceDescriptor_Spec,
};
bool PyUpb_InitDescriptor(PyObject* m) {
PyUpb_ModuleState* s = PyUpb_ModuleState_GetFromModule(m);
for (size_t i = 0; i < kPyUpb_Descriptor_Count; i++) {
s->descriptor_types[i] = PyUpb_AddClass(m, desc_specs[i]);
if (!s->descriptor_types[i]) {
return false;
}
}
return true;
}