msgpack/python/unpack.h
2009-06-08 01:30:43 +09:00

131 lines
4.2 KiB
C

/*
* MessagePack for Python unpacking routine
*
* Copyright (C) 2009 Naoki INADA
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "msgpack/unpack_define.h"
typedef struct {
int reserved;
} unpack_user;
#define msgpack_unpack_struct(name) \
struct template ## name
#define msgpack_unpack_func(ret, name) \
ret template ## name
#define msgpack_unpack_callback(name) \
template_callback ## name
#define msgpack_unpack_object PyObject*
#define msgpack_unpack_user unpack_user
struct template_context;
typedef struct template_context template_context;
static inline void template_init(template_context* ctx);
static inline msgpack_unpack_object template_data(template_context* ctx);
static inline int template_execute(template_context* ctx,
const char* data, size_t len, size_t* off);
static inline msgpack_unpack_object template_callback_root(unpack_user* u)
{ PyObject *o = Py_None; Py_INCREF(o); return o; }
static inline int template_callback_uint8(unpack_user* u, uint8_t d, msgpack_unpack_object* o)
{ *o = PyInt_FromLong((long)d); return 0; }
static inline int template_callback_uint16(unpack_user* u, uint16_t d, msgpack_unpack_object* o)
{ *o = PyInt_FromLong((long)d); return 0; }
static inline int template_callback_uint32(unpack_user* u, uint32_t d, msgpack_unpack_object* o)
{
if (d >= 0x80000000UL) {
*o = PyLong_FromUnsignedLongLong((unsigned long long)d);
} else {
*o = PyInt_FromLong((long)d);
}
return 0;
}
static inline int template_callback_uint64(unpack_user* u, uint64_t d, msgpack_unpack_object* o)
{ *o = PyLong_FromUnsignedLongLong(d); return 0; }
static inline int template_callback_int8(unpack_user* u, int8_t d, msgpack_unpack_object* o)
{ *o = PyInt_FromLong(d); return 0; }
static inline int template_callback_int16(unpack_user* u, int16_t d, msgpack_unpack_object* o)
{ *o = PyInt_FromLong(d); return 0; }
static inline int template_callback_int32(unpack_user* u, int32_t d, msgpack_unpack_object* o)
{ *o = PyInt_FromLong(d); return 0; }
static inline int template_callback_int64(unpack_user* u, int64_t d, msgpack_unpack_object* o)
{ *o = PyLong_FromLongLong(d); return 0; }
static inline int template_callback_float(unpack_user* u, float d, msgpack_unpack_object* o)
{ *o = PyFloat_FromDouble((double)d); return 0; }
static inline int template_callback_double(unpack_user* u, double d, msgpack_unpack_object* o)
{ *o = PyFloat_FromDouble(d); return 0; }
static inline int template_callback_nil(unpack_user* u, msgpack_unpack_object* o)
{ *o = Py_None; Py_INCREF(o); return 0; }
static inline int template_callback_true(unpack_user* u, msgpack_unpack_object* o)
{ *o = Py_True; Py_INCREF(o); return 0; }
static inline int template_callback_false(unpack_user* u, msgpack_unpack_object* o)
{ *o = Py_False; Py_INCREF(o); return 0; }
static inline int template_callback_array(unpack_user* u, unsigned int n, msgpack_unpack_object* o)
{
/* TODO: use PyList_New(n). */
*o = PyList_New(0);
return 0;
}
static inline int template_callback_array_item(unpack_user* u, msgpack_unpack_object* c, msgpack_unpack_object o)
{
PyList_Append(*c, o);
return 0;
}
static inline int template_callback_map(unpack_user* u, unsigned int n, msgpack_unpack_object* o)
{
*o = PyDict_New();
return 0;
}
static inline int template_callback_map_item(unpack_user* u, msgpack_unpack_object* c, msgpack_unpack_object k, msgpack_unpack_object v)
{
PyDict_SetItem(*c, k, v);
return 0;
}
static inline int template_callback_raw(unpack_user* u, const char* b, const char* p, unsigned int l, msgpack_unpack_object* o)
{
*o = PyString_FromStringAndSize(p, l);
return 0;
}
#include "msgpack/unpack_template.h"