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@ -0,0 +1,603 @@
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* SPDX-FileCopyrightText: Copyright (c) 2014 Damien P. George
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* 2018 Nick Moore for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "py/objtuple.h"
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#include "py/objlist.h"
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#include "py/runtime.h"
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#include "py/stream.h"
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#include "py/mperrno.h"
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#include "lib/netutils/netutils.h"
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#include "shared-module/network/__init__.h"
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//| """TCP, UDP and RAW socket support
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//|
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//| .. warning:: This module is disabled in 6.x and will removed in 7.x. Please use networking
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//| libraries instead. (Native networking will provide a socket compatible class.)
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//|
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//| Create TCP, UDP and RAW sockets for communicating over the Internet."""
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//|
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STATIC const mp_obj_type_t socket_type;
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//| class socket:
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//|
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//| def __init__(self, family: int, type: int, proto: int) -> None:
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//| """Create a new socket
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//|
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//| :param ~int family: AF_INET or AF_INET6
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//| :param ~int type: SOCK_STREAM, SOCK_DGRAM or SOCK_RAW
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//| :param ~int proto: IPPROTO_TCP, IPPROTO_UDP or IPPROTO_RAW (ignored)"""
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//| ...
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//|
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STATIC mp_obj_t socket_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *args, mp_map_t *kw_args) {
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mp_arg_check_num(n_args, kw_args, 0, 4, false);
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// create socket object (not bound to any NIC yet)
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mod_network_socket_obj_t *s = m_new_obj_with_finaliser(mod_network_socket_obj_t);
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s->base.type = &socket_type;
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s->nic = MP_OBJ_NULL;
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s->nic_type = NULL;
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s->u_param.domain = MOD_NETWORK_AF_INET;
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s->u_param.type = MOD_NETWORK_SOCK_STREAM;
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s->u_param.fileno = -1;
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if (n_args >= 1) {
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s->u_param.domain = mp_obj_get_int(args[0]);
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if (n_args >= 2) {
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s->u_param.type = mp_obj_get_int(args[1]);
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if (n_args >= 4) {
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s->u_param.fileno = mp_obj_get_int(args[3]);
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}
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}
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}
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return MP_OBJ_FROM_PTR(s);
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}
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STATIC void socket_select_nic(mod_network_socket_obj_t *self, const byte *ip) {
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if (self->nic == MP_OBJ_NULL) {
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// select NIC based on IP
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self->nic = network_module_find_nic(ip);
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self->nic_type = (mod_network_nic_type_t*)mp_obj_get_type(self->nic);
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// call the NIC to open the socket
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int _errno;
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if (self->nic_type->socket(self, &_errno) != 0) {
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mp_raise_OSError(_errno);
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}
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}
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}
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//| def bind(self, address: tuple) -> None:
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//| """Bind a socket to an address
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//|
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//| :param ~tuple address: tuple of (remote_address, remote_port)"""
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//| ...
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//|
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STATIC mp_obj_t socket_bind(mp_obj_t self_in, mp_obj_t addr_in) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
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// get address
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uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
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mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG);
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// check if we need to select a NIC
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socket_select_nic(self, ip);
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// call the NIC to bind the socket
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int _errno;
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if (self->nic_type->bind(self, ip, port, &_errno) != 0) {
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mp_raise_OSError(_errno);
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_bind_obj, socket_bind);
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//| def listen(self, backlog: int) -> None:
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//| """Set socket to listen for incoming connections
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//|
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//| :param ~int backlog: length of backlog queue for waiting connetions"""
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//| ...
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//|
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STATIC mp_obj_t socket_listen(mp_obj_t self_in, mp_obj_t backlog) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
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if (self->nic == MP_OBJ_NULL) {
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// not connected
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// TODO I think we can listen even if not bound...
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mp_raise_OSError(MP_ENOTCONN);
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}
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int _errno;
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if (self->nic_type->listen(self, mp_obj_get_int(backlog), &_errno) != 0) {
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mp_raise_OSError(_errno);
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_listen_obj, socket_listen);
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//| def accept(self) -> tuple:
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//| """Accept a connection on a listening socket of type SOCK_STREAM,
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//| creating a new socket of type SOCK_STREAM.
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//| Returns a tuple of (new_socket, remote_address)"""
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//|
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STATIC mp_obj_t socket_accept(mp_obj_t self_in) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
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// create new socket object
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// starts with empty NIC so that finaliser doesn't run close() method if accept() fails
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mod_network_socket_obj_t *socket2 = m_new_obj_with_finaliser(mod_network_socket_obj_t);
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socket2->base.type = &socket_type;
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socket2->nic = MP_OBJ_NULL;
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socket2->nic_type = NULL;
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// accept incoming connection
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uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
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mp_uint_t port;
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int _errno;
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if (self->nic_type->accept(self, socket2, ip, &port, &_errno) != 0) {
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mp_raise_OSError(_errno);
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}
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// new socket has valid state, so set the NIC to the same as parent
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socket2->nic = self->nic;
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socket2->nic_type = self->nic_type;
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// make the return value
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mp_obj_tuple_t *client = MP_OBJ_TO_PTR(mp_obj_new_tuple(2, NULL));
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client->items[0] = MP_OBJ_FROM_PTR(socket2);
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client->items[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
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return MP_OBJ_FROM_PTR(client);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(socket_accept_obj, socket_accept);
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//| def connect(self, address: tuple) -> None:
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//| """Connect a socket to a remote address
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//|
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//| :param ~tuple address: tuple of (remote_address, remote_port)"""
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//| ...
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//|
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STATIC mp_obj_t socket_connect(mp_obj_t self_in, mp_obj_t addr_in) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
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// get address
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uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
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mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG);
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// check if we need to select a NIC
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socket_select_nic(self, ip);
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// call the NIC to connect the socket
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int _errno;
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if (self->nic_type->connect(self, ip, port, &_errno) != 0) {
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mp_raise_OSError(_errno);
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_connect_obj, socket_connect);
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//| def send(self, bytes: ReadableBuffer) -> int:
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//| """Send some bytes to the connected remote address.
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//| Suits sockets of type SOCK_STREAM
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//|
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//| :param ~bytes bytes: some bytes to send"""
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//| ...
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//|
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STATIC mp_obj_t socket_send(mp_obj_t self_in, mp_obj_t buf_in) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
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if (self->nic == MP_OBJ_NULL) {
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// not connected
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mp_raise_OSError(MP_EPIPE);
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}
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mp_buffer_info_t bufinfo;
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mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_READ);
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int _errno;
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mp_int_t ret = self->nic_type->send(self, bufinfo.buf, bufinfo.len, &_errno);
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if (ret == -1) {
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mp_raise_OSError(_errno);
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}
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return mp_obj_new_int_from_uint(ret);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_send_obj, socket_send);
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// helper function for socket_recv and socket_recv_into to handle common operations of both
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STATIC mp_int_t _socket_recv_into(mod_network_socket_obj_t *sock, byte *buf, mp_int_t len) {
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int _errno;
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mp_int_t ret = sock->nic_type->recv(sock, buf, len, &_errno);
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if (ret == -1) {
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mp_raise_OSError(_errno);
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}
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return ret;
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}
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//| def recv_into(self, buffer: WriteableBuffer, bufsize: int) -> int:
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//| """Reads some bytes from the connected remote address, writing
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//| into the provided buffer. If bufsize <= len(buffer) is given,
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//| a maximum of bufsize bytes will be read into the buffer. If no
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//| valid value is given for bufsize, the default is the length of
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//| the given buffer.
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//|
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//| Suits sockets of type SOCK_STREAM
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//| Returns an int of number of bytes read.
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//|
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//| :param bytearray buffer: buffer to receive into
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//| :param int bufsize: optionally, a maximum number of bytes to read."""
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//| ...
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//|
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STATIC mp_obj_t socket_recv_into(size_t n_args, const mp_obj_t *args) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(args[0]);
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if (self->nic == MP_OBJ_NULL) {
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// not connected
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mp_raise_OSError(MP_ENOTCONN);
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}
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mp_buffer_info_t bufinfo;
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mp_get_buffer_raise(args[1], &bufinfo, MP_BUFFER_WRITE);
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mp_int_t len = bufinfo.len;
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if (n_args == 3) {
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mp_int_t given_len = mp_obj_get_int(args[2]);
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if (given_len < len) {
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len = given_len;
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}
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}
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mp_int_t ret = _socket_recv_into(self, (byte*)bufinfo.buf, len);
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return mp_obj_new_int_from_uint(ret);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_recv_into_obj, 2, 3, socket_recv_into);
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//| def recv(self, bufsize: int) -> bytes:
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//| """Reads some bytes from the connected remote address.
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//| Suits sockets of type SOCK_STREAM
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//| Returns a bytes() of length <= bufsize
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//|
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//| :param ~int bufsize: maximum number of bytes to receive"""
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//| ...
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//|
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STATIC mp_obj_t socket_recv(mp_obj_t self_in, mp_obj_t len_in) {
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mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
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if (self->nic == MP_OBJ_NULL) {
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// not connected
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mp_raise_OSError(MP_ENOTCONN);
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}
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mp_int_t len = mp_obj_get_int(len_in);
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|
|
|
vstr_t vstr;
|
|
|
|
|
vstr_init_len(&vstr, len);
|
|
|
|
|
mp_int_t ret = _socket_recv_into(self, (byte*)vstr.buf, len);
|
|
|
|
|
if (ret == 0) {
|
|
|
|
|
return mp_const_empty_bytes;
|
|
|
|
|
}
|
|
|
|
|
vstr.len = ret;
|
|
|
|
|
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_recv_obj, socket_recv);
|
|
|
|
|
|
|
|
|
|
//| def sendto(self, bytes: ReadableBuffer, address: tuple) -> int:
|
|
|
|
|
//| """Send some bytes to a specific address.
|
|
|
|
|
//| Suits sockets of type SOCK_DGRAM
|
|
|
|
|
//|
|
|
|
|
|
//| :param ~bytes bytes: some bytes to send
|
|
|
|
|
//| :param ~tuple address: tuple of (remote_address, remote_port)"""
|
|
|
|
|
//| ...
|
|
|
|
|
//|
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) {
|
|
|
|
|
mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
|
|
|
|
|
|
|
|
// get the data
|
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
|
|
|
mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
|
|
|
|
|
|
|
|
|
|
// get address
|
|
|
|
|
uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
|
|
|
|
|
mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG);
|
|
|
|
|
|
|
|
|
|
// check if we need to select a NIC
|
|
|
|
|
socket_select_nic(self, ip);
|
|
|
|
|
|
|
|
|
|
// call the NIC to sendto
|
|
|
|
|
int _errno;
|
|
|
|
|
mp_int_t ret = self->nic_type->sendto(self, bufinfo.buf, bufinfo.len, ip, port, &_errno);
|
|
|
|
|
if (ret == -1) {
|
|
|
|
|
mp_raise_OSError(_errno);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return mp_obj_new_int(ret);
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_3(socket_sendto_obj, socket_sendto);
|
|
|
|
|
|
|
|
|
|
//| def recvfrom(self, bufsize: int) -> Tuple[bytes, tuple]:
|
|
|
|
|
//| """Reads some bytes from the connected remote address.
|
|
|
|
|
//| Suits sockets of type SOCK_STREAM
|
|
|
|
|
//|
|
|
|
|
|
//| Returns a tuple containing
|
|
|
|
|
//| * a bytes() of length <= bufsize
|
|
|
|
|
//| * a remote_address, which is a tuple of ip address and port number
|
|
|
|
|
//|
|
|
|
|
|
//| :param ~int bufsize: maximum number of bytes to receive"""
|
|
|
|
|
//| ...
|
|
|
|
|
//|
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t socket_recvfrom(mp_obj_t self_in, mp_obj_t len_in) {
|
|
|
|
|
mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
|
|
|
if (self->nic == MP_OBJ_NULL) {
|
|
|
|
|
// not connected
|
|
|
|
|
mp_raise_OSError(MP_ENOTCONN);
|
|
|
|
|
}
|
|
|
|
|
vstr_t vstr;
|
|
|
|
|
vstr_init_len(&vstr, mp_obj_get_int(len_in));
|
|
|
|
|
byte ip[4];
|
|
|
|
|
mp_uint_t port;
|
|
|
|
|
int _errno;
|
|
|
|
|
mp_int_t ret = self->nic_type->recvfrom(self, (byte*)vstr.buf, vstr.len, ip, &port, &_errno);
|
|
|
|
|
if (ret == -1) {
|
|
|
|
|
mp_raise_OSError(_errno);
|
|
|
|
|
}
|
|
|
|
|
mp_obj_t tuple[2];
|
|
|
|
|
if (ret == 0) {
|
|
|
|
|
tuple[0] = mp_const_empty_bytes;
|
|
|
|
|
} else {
|
|
|
|
|
vstr.len = ret;
|
|
|
|
|
tuple[0] = mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
|
|
|
|
|
}
|
|
|
|
|
tuple[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
|
|
|
|
|
return mp_obj_new_tuple(2, tuple);
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_recvfrom_obj, socket_recvfrom);
|
|
|
|
|
|
|
|
|
|
//| def setsockopt(self, level: int, optname: int, value: int) -> None:
|
|
|
|
|
//| """Sets socket options"""
|
|
|
|
|
//| ...
|
|
|
|
|
//|
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t socket_setsockopt(size_t n_args, const mp_obj_t *args) {
|
|
|
|
|
mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(args[0]);
|
|
|
|
|
|
|
|
|
|
mp_int_t level = mp_obj_get_int(args[1]);
|
|
|
|
|
mp_int_t opt = mp_obj_get_int(args[2]);
|
|
|
|
|
|
|
|
|
|
const void *optval;
|
|
|
|
|
mp_uint_t optlen;
|
|
|
|
|
mp_int_t val;
|
|
|
|
|
if (mp_obj_is_integer(args[3])) {
|
|
|
|
|
val = mp_obj_get_int_truncated(args[3]);
|
|
|
|
|
optval = &val;
|
|
|
|
|
optlen = sizeof(val);
|
|
|
|
|
} else {
|
|
|
|
|
mp_buffer_info_t bufinfo;
|
|
|
|
|
mp_get_buffer_raise(args[3], &bufinfo, MP_BUFFER_READ);
|
|
|
|
|
optval = bufinfo.buf;
|
|
|
|
|
optlen = bufinfo.len;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int _errno;
|
|
|
|
|
if (self->nic_type->setsockopt(self, level, opt, optval, optlen, &_errno) != 0) {
|
|
|
|
|
mp_raise_OSError(_errno);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return mp_const_none;
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_setsockopt_obj, 4, 4, socket_setsockopt);
|
|
|
|
|
|
|
|
|
|
//| def settimeout(self, value: int) -> None:
|
|
|
|
|
//| """Set the timeout value for this socket.
|
|
|
|
|
//|
|
|
|
|
|
//| :param ~int value: timeout in seconds. 0 means non-blocking. None means block indefinitely."""
|
|
|
|
|
//| ...
|
|
|
|
|
//|
|
|
|
|
|
|
|
|
|
|
STATIC mp_obj_t socket_settimeout(mp_obj_t self_in, mp_obj_t timeout_in) {
|
|
|
|
|
mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
|
|
|
if (self->nic == MP_OBJ_NULL) {
|
|
|
|
|
// not connected
|
|
|
|
|
mp_raise_OSError(MP_ENOTCONN);
|
|
|
|
|
}
|
|
|
|
|
mp_uint_t timeout;
|
|
|
|
|
if (timeout_in == mp_const_none) {
|
|
|
|
|
timeout = -1;
|
|
|
|
|
} else {
|
|
|
|
|
#if MICROPY_PY_BUILTINS_FLOAT
|
|
|
|
|
timeout = 1000 * mp_obj_get_float(timeout_in);
|
|
|
|
|
#else
|
|
|
|
|
timeout = 1000 * mp_obj_get_int(timeout_in);
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
int _errno;
|
|
|
|
|
if (self->nic_type->settimeout(self, timeout, &_errno) != 0) {
|
|
|
|
|
mp_raise_OSError(_errno);
|
|
|
|
|
}
|
|
|
|
|
return mp_const_none;
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_settimeout_obj, socket_settimeout);
|
|
|
|
|
|
|
|
|
|
//| def setblocking(self, flag: bool) -> Optional[int]:
|
|
|
|
|
//| """Set the blocking behaviour of this socket.
|
|
|
|
|
//|
|
|
|
|
|
//| :param ~bool flag: False means non-blocking, True means block indefinitely."""
|
|
|
|
|
//| ...
|
|
|
|
|
//|
|
|
|
|
|
|
|
|
|
|
// method socket.setblocking(flag)
|
|
|
|
|
STATIC mp_obj_t socket_setblocking(mp_obj_t self_in, mp_obj_t blocking) {
|
|
|
|
|
if (mp_obj_is_true(blocking)) {
|
|
|
|
|
return socket_settimeout(self_in, mp_const_none);
|
|
|
|
|
} else {
|
|
|
|
|
return socket_settimeout(self_in, MP_OBJ_NEW_SMALL_INT(0));
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_setblocking_obj, socket_setblocking);
|
|
|
|
|
|
|
|
|
|
STATIC const mp_rom_map_elem_t socket_locals_dict_table[] = {
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR___del__), MP_ROM_PTR(&mp_stream_close_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_close), MP_ROM_PTR(&mp_stream_close_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_bind), MP_ROM_PTR(&socket_bind_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_listen), MP_ROM_PTR(&socket_listen_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_accept), MP_ROM_PTR(&socket_accept_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&socket_connect_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_send), MP_ROM_PTR(&socket_send_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_recv), MP_ROM_PTR(&socket_recv_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_sendto), MP_ROM_PTR(&socket_sendto_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_recvfrom), MP_ROM_PTR(&socket_recvfrom_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_recv_into), MP_ROM_PTR(&socket_recv_into_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_setsockopt), MP_ROM_PTR(&socket_setsockopt_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_settimeout), MP_ROM_PTR(&socket_settimeout_obj) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_setblocking), MP_ROM_PTR(&socket_setblocking_obj) },
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
STATIC MP_DEFINE_CONST_DICT(socket_locals_dict, socket_locals_dict_table);
|
|
|
|
|
|
|
|
|
|
mp_uint_t socket_ioctl(mp_obj_t self_in, mp_uint_t request, uintptr_t arg, int *errcode) {
|
|
|
|
|
mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
|
|
|
|
|
if (request == MP_STREAM_CLOSE) {
|
|
|
|
|
if (self->nic != MP_OBJ_NULL) {
|
|
|
|
|
self->nic_type->close(self);
|
|
|
|
|
self->nic = MP_OBJ_NULL;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
return self->nic_type->ioctl(self, request, arg, errcode);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
STATIC const mp_stream_p_t socket_stream_p = {
|
|
|
|
|
MP_PROTO_IMPLEMENT(MP_QSTR_protocol_stream)
|
|
|
|
|
.ioctl = socket_ioctl,
|
|
|
|
|
.is_text = false,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
STATIC const mp_obj_type_t socket_type = {
|
|
|
|
|
{ &mp_type_type },
|
|
|
|
|
.name = MP_QSTR_socket,
|
|
|
|
|
.make_new = socket_make_new,
|
|
|
|
|
.protocol = &socket_stream_p,
|
|
|
|
|
.locals_dict = (mp_obj_dict_t*)&socket_locals_dict,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
//| def getaddrinfo(host: str, port: int) -> tuple:
|
|
|
|
|
//| """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 socket_getaddrinfo(mp_obj_t host_in, mp_obj_t port_in) {
|
|
|
|
|
size_t hlen;
|
|
|
|
|
const char *host = mp_obj_str_get_data(host_in, &hlen);
|
|
|
|
|
mp_int_t port = mp_obj_get_int(port_in);
|
|
|
|
|
uint8_t out_ip[MOD_NETWORK_IPADDR_BUF_SIZE];
|
|
|
|
|
bool have_ip = false;
|
|
|
|
|
|
|
|
|
|
if (hlen > 0) {
|
|
|
|
|
// check if host is already in IP form
|
|
|
|
|
nlr_buf_t nlr;
|
|
|
|
|
if (nlr_push(&nlr) == 0) {
|
|
|
|
|
netutils_parse_ipv4_addr(host_in, out_ip, NETUTILS_BIG);
|
|
|
|
|
have_ip = true;
|
|
|
|
|
nlr_pop();
|
|
|
|
|
} else {
|
|
|
|
|
// swallow exception: host was not in IP form so need to do DNS lookup
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!have_ip) {
|
|
|
|
|
// find a NIC that can do a name lookup
|
|
|
|
|
for (mp_uint_t i = 0; i < MP_STATE_PORT(mod_network_nic_list).len; i++) {
|
|
|
|
|
mp_obj_t nic = MP_STATE_PORT(mod_network_nic_list).items[i];
|
|
|
|
|
mod_network_nic_type_t *nic_type = (mod_network_nic_type_t*)mp_obj_get_type(nic);
|
|
|
|
|
if (nic_type->gethostbyname != NULL) {
|
|
|
|
|
int ret = nic_type->gethostbyname(nic, host, hlen, out_ip);
|
|
|
|
|
if (ret != 0) {
|
|
|
|
|
mp_raise_OSError(ret);
|
|
|
|
|
}
|
|
|
|
|
have_ip = true;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!have_ip) {
|
|
|
|
|
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, translate("no available NIC")));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
mp_obj_tuple_t *tuple = MP_OBJ_TO_PTR(mp_obj_new_tuple(5, NULL));
|
|
|
|
|
tuple->items[0] = MP_OBJ_NEW_SMALL_INT(MOD_NETWORK_AF_INET);
|
|
|
|
|
tuple->items[1] = MP_OBJ_NEW_SMALL_INT(MOD_NETWORK_SOCK_STREAM);
|
|
|
|
|
tuple->items[2] = MP_OBJ_NEW_SMALL_INT(0);
|
|
|
|
|
tuple->items[3] = MP_OBJ_NEW_QSTR(MP_QSTR_);
|
|
|
|
|
tuple->items[4] = netutils_format_inet_addr(out_ip, port, NETUTILS_BIG);
|
|
|
|
|
return mp_obj_new_list(1, (mp_obj_t*)&tuple);
|
|
|
|
|
}
|
|
|
|
|
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_getaddrinfo_obj, socket_getaddrinfo);
|
|
|
|
|
|
|
|
|
|
STATIC const mp_rom_map_elem_t socket_globals_table[] = {
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_usocket) },
|
|
|
|
|
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_socket), MP_ROM_PTR(&socket_type) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_getaddrinfo), MP_ROM_PTR(&socket_getaddrinfo_obj) },
|
|
|
|
|
|
|
|
|
|
// class constants
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_AF_INET), MP_ROM_INT(MOD_NETWORK_AF_INET) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_AF_INET6), MP_ROM_INT(MOD_NETWORK_AF_INET6) },
|
|
|
|
|
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_SOCK_STREAM), MP_ROM_INT(MOD_NETWORK_SOCK_STREAM) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_SOCK_DGRAM), MP_ROM_INT(MOD_NETWORK_SOCK_DGRAM) },
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_SOCK_RAW), MP_ROM_INT(MOD_NETWORK_SOCK_RAW) },
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_IP), MP_ROM_INT(MOD_NETWORK_IPPROTO_IP) },
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{ MP_ROM_QSTR(MP_QSTR_IPPROTO_ICMP), MP_ROM_INT(MOD_NETWORK_IPPROTO_ICMP) },
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{ MP_ROM_QSTR(MP_QSTR_IPPROTO_IPV4), MP_ROM_INT(MOD_NETWORK_IPPROTO_IPV4) },
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{ MP_ROM_QSTR(MP_QSTR_IPPROTO_TCP), MP_ROM_INT(MOD_NETWORK_IPPROTO_TCP) },
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{ MP_ROM_QSTR(MP_QSTR_IPPROTO_UDP), MP_ROM_INT(MOD_NETWORK_IPPROTO_UDP) },
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{ MP_ROM_QSTR(MP_QSTR_IPPROTO_IPV6), MP_ROM_INT(MOD_NETWORK_IPPROTO_IPV6) },
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{ MP_ROM_QSTR(MP_QSTR_IPPROTO_RAW), MP_ROM_INT(MOD_NETWORK_IPPROTO_RAW) },
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*/
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};
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STATIC MP_DEFINE_CONST_DICT(socket_globals, socket_globals_table);
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const mp_obj_module_t socket_module = {
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.base = { &mp_type_module },
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.globals = (mp_obj_dict_t*)&socket_globals,
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};
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Scott Shawcroft