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Copy pathSocketPool.c
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251 lines (219 loc) · 9.74 KB
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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.
//| """
//|
//| def __init__(self, radio: wifi.Radio) -> None:
//| """Create a new SocketPool object for the provided radio
//|
//| :param wifi.Radio radio: The (connected) network hardware to associate
//| with this SocketPool; currently, this will always be the object
//| returned by :py:attr:`wifi.radio`
//| """
//| ...
//|
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);
}
//| class gaierror(OSError):
//| """Errors raised by getaddrinfo"""
//|
MP_DEFINE_EXCEPTION(gaierror, OSError)
//|
//| AF_INET: int
//| AF_INET6: int
//|
//| SOCK_STREAM: int
//| SOCK_DGRAM: int
//| SOCK_RAW: int
//| EAI_NONAME: int
//|
//| SOL_SOCKET: int
//|
//| SO_REUSEADDR: int
//|
//| TCP_NODELAY: int
//|
//| IPPROTO_IP: int
//| IPPROTO_ICMP: int
//| IPPROTO_TCP: int
//| IPPROTO_UDP: int
//| IPPROTO_IPV6: int
//| IPPROTO_RAW: int
//|
//| IP_MULTICAST_TTL: int
//|
//| def socket(
//| self, family: int = AF_INET, type: int = SOCK_STREAM, proto: int = IPPROTO_IP
//| ) -> socketpool.Socket:
//| """Create a new socket
//|
//| :param ~int family: AF_INET or AF_INET6
//| :param ~int type: SOCK_STREAM, SOCK_DGRAM or SOCK_RAW
//| :param ~int proto: IPPROTO_IP, IPPROTO_ICMP, IPPROTO_TCP, IPPROTO_UDP, IPPROTO_IPV6or IPPROTO_RAW. Only works with SOCK_RAW
//|
//| The ``fileno`` argument available in ``socket.socket()``
//| in CPython is 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, ARG_proto };
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} },
{ MP_QSTR_proto, MP_ARG_INT, {.u_int = SOCKETPOOL_IPPROTO_IP} },
};
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;
socketpool_socketpool_ipproto_t proto = args[ARG_proto].u_int;
if (proto < 0) {
proto = 0;
}
return common_hal_socketpool_socket(self, family, type, proto);
}
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_raise(self, host);
}
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) },
{ MP_ROM_QSTR(MP_QSTR_gaierror), MP_ROM_PTR(&mp_type_gaierror) },
// 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) },
{ MP_ROM_QSTR(MP_QSTR_SOL_SOCKET), MP_ROM_INT(SOCKETPOOL_SOL_SOCKET) },
{ MP_ROM_QSTR(MP_QSTR_SO_REUSEADDR), MP_ROM_INT(SOCKETPOOL_SO_REUSEADDR) },
{ MP_ROM_QSTR(MP_QSTR_TCP_NODELAY), MP_ROM_INT(SOCKETPOOL_TCP_NODELAY) },
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_IP), MP_ROM_INT(SOCKETPOOL_IPPROTO_IP) },
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_ICMP), MP_ROM_INT(SOCKETPOOL_IPPROTO_ICMP) },
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_TCP), MP_ROM_INT(SOCKETPOOL_IPPROTO_TCP) },
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_UDP), MP_ROM_INT(SOCKETPOOL_IPPROTO_UDP) },
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_IPV6), MP_ROM_INT(SOCKETPOOL_IPPROTO_IPV6) },
{ MP_ROM_QSTR(MP_QSTR_IPPROTO_RAW), MP_ROM_INT(SOCKETPOOL_IPPROTO_RAW) },
{ MP_ROM_QSTR(MP_QSTR_IP_MULTICAST_TTL), MP_ROM_INT(SOCKETPOOL_IP_MULTICAST_TTL) },
{ MP_ROM_QSTR(MP_QSTR_EAI_NONAME), MP_ROM_INT(SOCKETPOOL_EAI_NONAME) },
};
STATIC MP_DEFINE_CONST_DICT(socketpool_socketpool_locals_dict, socketpool_socketpool_locals_dict_table);
MP_DEFINE_CONST_OBJ_TYPE(
socketpool_socketpool_type,
MP_QSTR_SocketPool,
MP_TYPE_FLAG_NONE,
make_new, socketpool_socketpool_make_new,
locals_dict, &socketpool_socketpool_locals_dict
);
MP_WEAK
mp_obj_t common_hal_socketpool_socketpool_gethostbyname_raise(socketpool_socketpool_obj_t *self, const char *host) {
mp_obj_t ip_str = common_hal_socketpool_socketpool_gethostbyname(self, host);
if (ip_str == mp_const_none) {
common_hal_socketpool_socketpool_raise_gaierror_noname();
}
return ip_str;
}
MP_WEAK NORETURN
void common_hal_socketpool_socketpool_raise_gaierror_noname(void) {
vstr_t vstr;
mp_print_t print;
vstr_init_print(&vstr, 64, &print);
mp_printf(&print, "%S", MP_ERROR_TEXT("Name or service not known"));
mp_obj_t exc_args[] = {
MP_OBJ_NEW_SMALL_INT(SOCKETPOOL_EAI_NONAME),
mp_obj_new_str_from_vstr(&vstr),
};
nlr_raise(mp_obj_new_exception_args(&mp_type_gaierror, MP_ARRAY_SIZE(exc_args), exc_args));
}
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