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 7.3.x

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/*

* This file is part of the MicroPython project, http://micropython.org/

*

* The MIT License (MIT)

*

* Copyright (c) 2020 Scott Shawcroft for Adafruit Industries

*

* 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 <stdio.h>

#include <string.h>

#include "py/objtuple.h"

#include "py/objlist.h"

#include "py/runtime.h"

#include "py/mperrno.h"

#include "shared-bindings/ipaddress/__init__.h"

#include "shared-bindings/socketpool/Socket.h"

#include "shared-bindings/socketpool/SocketPool.h"

//| class SocketPool:

//| """A pool of socket resources available for the given radio. Only one

//| SocketPool can be created for each radio.

//|

//| SocketPool should be used in place of CPython's socket which provides

//| a pool of sockets provided by the underlying OS."""

//|

STATIC mp_obj_t socketpool_socketpool_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {

mp_arg_check_num(n_args, n_kw, 1, 1, false);

socketpool_socketpool_obj_t *s = m_new_obj_with_finaliser(socketpool_socketpool_obj_t);

s->base.type = &socketpool_socketpool_type;

mp_obj_t radio = args[0];

common_hal_socketpool_socketpool_construct(s, radio);

return MP_OBJ_FROM_PTR(s);

}

//| AF_INET: int

//| AF_INET6: int

//| SOCK_STREAM: int

//| SOCK_DGRAM: int

//| SOCK_RAW: int

//|

//| def socket(self, family: int = AF_INET, type: int = SOCK_STREAM) -> socketpool.Socket:

//| """Create a new socket

//|

//| :param ~int family: AF_INET or AF_INET6

//| :param ~int type: SOCK_STREAM, SOCK_DGRAM or SOCK_RAW

//|

//| The ``proto`` (protocol) and ``fileno`` arguments available in ``socket.socket()``

//| in CPython are not supported.

//| """

//| ...

//|

STATIC mp_obj_t socketpool_socketpool_socket(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {

enum { ARG_family, ARG_type };

static const mp_arg_t allowed_args[] = {

{ MP_QSTR_family, MP_ARG_INT, {.u_int = SOCKETPOOL_AF_INET} },

{ MP_QSTR_type, MP_ARG_INT, {.u_int = SOCKETPOOL_SOCK_STREAM} },

};

socketpool_socketpool_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);

mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];

mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);

socketpool_socketpool_addressfamily_t family = args[ARG_family].u_int;

socketpool_socketpool_sock_t type = args[ARG_type].u_int;

return common_hal_socketpool_socket(self, family, type);

}

MP_DEFINE_CONST_FUN_OBJ_KW(socketpool_socketpool_socket_obj, 1, socketpool_socketpool_socket);

//| def getaddrinfo(self, host: str, port: int, family: int = 0, type: int = 0, proto: int = 0, flags: int = 0) -> Tuple[int, int, int, str, Tuple[str, int]]:

//| """Gets the address information for a hostname and port

//|

//| Returns the appropriate family, socket type, socket protocol and

//| address information to call socket.socket() and socket.connect() with,

//| as a tuple."""

//| ...

//|

STATIC mp_obj_t socketpool_socketpool_getaddrinfo(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {

enum { ARG_host, ARG_port, ARG_family, ARG_type, ARG_proto, ARG_flags };

static const mp_arg_t allowed_args[] = {

{ MP_QSTR_host, MP_ARG_OBJ | MP_ARG_REQUIRED },

{ MP_QSTR_port, MP_ARG_INT | MP_ARG_REQUIRED },

{ MP_QSTR_family, MP_ARG_INT, {.u_int = 0} },

{ MP_QSTR_type, MP_ARG_INT, {.u_int = 0} },

{ MP_QSTR_port, MP_ARG_INT, {.u_int = 0} },

{ MP_QSTR_flags, MP_ARG_INT, {.u_int = 0} },

};

socketpool_socketpool_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);

mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];

mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);

const char *host = mp_obj_str_get_str(args[ARG_host].u_obj);

mp_int_t port = args[ARG_port].u_int;

mp_obj_t ip_str = mp_const_none;

if (strlen(host) > 0 && ipaddress_parse_ipv4address(host, strlen(host), NULL)) {

ip_str = args[ARG_host].u_obj;

}

if (ip_str == mp_const_none) {

ip_str = common_hal_socketpool_socketpool_gethostbyname(self, host);

}

if (ip_str == mp_const_none) {

mp_raise_OSError(-2); // socket.EAI_NONAME from CPython

}

mp_obj_tuple_t *tuple = MP_OBJ_TO_PTR(mp_obj_new_tuple(5, NULL));

tuple->items[0] = MP_OBJ_NEW_SMALL_INT(SOCKETPOOL_AF_INET);

tuple->items[1] = MP_OBJ_NEW_SMALL_INT(SOCKETPOOL_SOCK_STREAM);

tuple->items[2] = MP_OBJ_NEW_SMALL_INT(0);

tuple->items[3] = MP_OBJ_NEW_QSTR(MP_QSTR_);

mp_obj_tuple_t *sockaddr = MP_OBJ_TO_PTR(mp_obj_new_tuple(2, NULL));

sockaddr->items[0] = ip_str;

sockaddr->items[1] = MP_OBJ_NEW_SMALL_INT(port);

tuple->items[4] = MP_OBJ_FROM_PTR(sockaddr);

return mp_obj_new_list(1, (mp_obj_t *)&tuple);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_KW(socketpool_socketpool_getaddrinfo_obj, 1, socketpool_socketpool_getaddrinfo);

STATIC const mp_rom_map_elem_t socketpool_socketpool_locals_dict_table[] = {

{ MP_ROM_QSTR(MP_QSTR_socket), MP_ROM_PTR(&socketpool_socketpool_socket_obj) },

{ MP_ROM_QSTR(MP_QSTR_getaddrinfo), MP_ROM_PTR(&socketpool_socketpool_getaddrinfo_obj) },

// class constants

{ MP_ROM_QSTR(MP_QSTR_AF_INET), MP_ROM_INT(SOCKETPOOL_AF_INET) },

{ MP_ROM_QSTR(MP_QSTR_AF_INET6), MP_ROM_INT(SOCKETPOOL_AF_INET6) },

{ MP_ROM_QSTR(MP_QSTR_SOCK_STREAM), MP_ROM_INT(SOCKETPOOL_SOCK_STREAM) },

{ MP_ROM_QSTR(MP_QSTR_SOCK_DGRAM), MP_ROM_INT(SOCKETPOOL_SOCK_DGRAM) },

{ MP_ROM_QSTR(MP_QSTR_SOCK_RAW), MP_ROM_INT(SOCKETPOOL_SOCK_RAW) },

};

STATIC MP_DEFINE_CONST_DICT(socketpool_socketpool_locals_dict, socketpool_socketpool_locals_dict_table);

const mp_obj_type_t socketpool_socketpool_type = {

{ &mp_type_type },

.name = MP_QSTR_SocketPool,

.make_new = socketpool_socketpool_make_new,

.locals_dict = (mp_obj_dict_t *)&socketpool_socketpool_locals_dict,

};