add ExtType, update doc, add a test

1 files changed, 127 insertions, 0 deletions

diff --git a/shared-bindings/msgpack/ExtType.c b/shared-bindings/msgpack/ExtType.c
new file mode 100644
index 000000000..3a4eee388
--- /dev/null
+++ b/shared-bindings/msgpack/ExtType.c
@@ -0,0 +1,127 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019  Bernhard Boser
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "py/runtime.h"
+#include "py/smallint.h"
+#include "py/objproperty.h"
+#include "shared-bindings/msgpack/ExtType.h"
+
+//| class ExtType:
+//|     """ExtType represents ext type in msgpack."""
+//|     def __init__(self, code: int, data: bytes) -> None:
+//|         """Constructor"""
+//|
+//|         :param int code: type code in range 0~127.
+//|         :param bytes data: representation.
+
+STATIC mp_obj_t mod_msgpack_exttype_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
+    mod_msgpack_extype_obj_t *self = m_new_obj(mod_msgpack_extype_obj_t);
+    self->base.type = &mod_msgpack_exttype_type;
+    enum { ARG_code, ARG_data };
+    static const mp_arg_t allowed_args[] = {
+        { MP_QSTR_code, MP_ARG_INT | MP_ARG_REQUIRED },
+        { MP_QSTR_data, MP_ARG_OBJ | MP_ARG_REQUIRED },
+    };
+    mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
+    mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
+
+    int code = args[ARG_code].u_int;
+    if (code < 0 || code > 127) {
+        mp_raise_AttributeError(translate("code outside range 0~127"));
+    }
+    self->code = code;
+
+    mp_obj_t data = args[ARG_data].u_obj;
+    self->data = data;
+    return MP_OBJ_FROM_PTR(self);
+}
+
+
+//|     code: int
+//|     """The type code, in range 0~127."""
+//|
+
+STATIC mp_obj_t mod_msgpack_exttype_get_code(mp_obj_t self_in) {
+    mod_msgpack_extype_obj_t *self = MP_OBJ_TO_PTR(self_in);
+    return MP_OBJ_NEW_SMALL_INT(self->code);
+}
+MP_DEFINE_CONST_FUN_OBJ_1(mod_msgpack_exttype_get_code_obj, mod_msgpack_exttype_get_code);
+
+STATIC mp_obj_t mod_msgpack_exttype_set_code(mp_obj_t self_in, mp_obj_t code_in) {
+    mod_msgpack_extype_obj_t *self = MP_OBJ_TO_PTR(self_in);
+    int code = mp_obj_get_int(code_in);
+    if (code < 0 || code > 127) {
+        mp_raise_AttributeError(translate("code outside range 0~127"));
+    }
+    self->code = code;
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_2(mod_msgpack_exttype_set_code_obj, mod_msgpack_exttype_set_code);
+
+const mp_obj_property_t mod_msgpack_exttype_code_obj = {
+    .base.type = &mp_type_property,
+    .proxy = {(mp_obj_t)&mod_msgpack_exttype_get_code_obj,
+              (mp_obj_t)&mod_msgpack_exttype_set_code_obj,
+              (mp_obj_t)&mp_const_none_obj},
+};
+
+//|     data: bytes
+//|     """Data."""
+//|
+
+STATIC mp_obj_t mod_msgpack_exttype_get_data(mp_obj_t self_in) {
+    mod_msgpack_extype_obj_t *self = MP_OBJ_TO_PTR(self_in);
+    return self->data;
+}
+MP_DEFINE_CONST_FUN_OBJ_1(mod_msgpack_exttype_get_data_obj, mod_msgpack_exttype_get_data);
+
+STATIC mp_obj_t mod_msgpack_exttype_set_data(mp_obj_t self_in, mp_obj_t data_in) {
+    mod_msgpack_extype_obj_t *self = MP_OBJ_TO_PTR(self_in);
+    self->data = data_in;
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_2(mod_msgpack_exttype_set_data_obj, mod_msgpack_exttype_set_data);
+
+const mp_obj_property_t mod_msgpack_exttype_data_obj = {
+    .base.type = &mp_type_property,
+    .proxy = {(mp_obj_t)&mod_msgpack_exttype_get_data_obj,
+              (mp_obj_t)&mod_msgpack_exttype_set_data_obj,
+              (mp_obj_t)&mp_const_none_obj},
+};
+
+STATIC mp_rom_map_elem_t mod_msgpack_exttype_locals_dict_table[] = {
+    // Properties
+    { MP_ROM_QSTR(MP_QSTR_code), MP_ROM_PTR(&mod_msgpack_exttype_code_obj) },
+    { MP_ROM_QSTR(MP_QSTR_data), MP_ROM_PTR(&mod_msgpack_exttype_data_obj) },
+};
+STATIC MP_DEFINE_CONST_DICT(mod_msgpack_exttype_locals_dict, mod_msgpack_exttype_locals_dict_table);
+
+const mp_obj_type_t mod_msgpack_exttype_type = {
+    { &mp_type_type },
+    .name = MP_QSTR_ExtType,
+    .make_new = mod_msgpack_exttype_make_new,
+    .locals_dict = (mp_obj_dict_t*)&mod_msgpack_exttype_locals_dict,
+};