circuitpython/ports/raspberrypi/common-hal/socketpool/Socket.h

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013-2019 Damien P. George
* Copyright (c) 2015 Galen Hazelwood
* Copyright (c) 2015-2017 Paul Sokolovsky
* Copyright (c) 2022 Jeff Epler 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.
*/
#pragma once
#include "py/obj.h"
#include "common-hal/socketpool/SocketPool.h"
typedef struct _lwip_socket_obj_t {
mp_obj_base_t base;
volatile union {
struct tcp_pcb *ip;
struct tcp_pcb *tcp;
struct udp_pcb *udp;
struct raw_pcb *raw;
} pcb;
volatile union {
struct pbuf *pbuf;
struct {
uint8_t alloc;
uint8_t iget;
uint8_t iput;
union {
struct tcp_pcb *item; // if alloc == 0
struct tcp_pcb **array; // if alloc != 0
} tcp;
} connection;
} incoming;
mp_obj_t callback;
byte peer[4];
mp_uint_t peer_port;
mp_uint_t timeout;
uint16_t recv_offset;
uint8_t domain;
uint8_t type;
#define STATE_NEW 0
#define STATE_LISTENING 1
#define STATE_CONNECTING 2
#define STATE_CONNECTED 3
#define STATE_PEER_CLOSED 4
#define STATE_ACTIVE_UDP 5
// Negative value is lwIP error
int8_t state;
socketpool_socketpool_obj_t *pool;
} socketpool_socket_obj_t;
// Not required for RPi socket positive callbacks
#define socketpool_socket_poll_resume(x)
void socket_user_reset(void);