UDPtest - Some quick code to use UDP-only (no TCP) with mBe…

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Some quick code to use UDP-only (no TCP) with mBed. Echos received packets and sends packets when a button is pressed

Core/lwIP/include/lwip/tcpip.h@0:a548a085de55, 2010-03-14 (annotated)

Committer:: pehrhovey
Date:: Sun Mar 14 00:54:12 2010 +0000
Revision:: 0:a548a085de55

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User	Revision	Line number	New contents of line
pehrhovey	0:a548a085de55	1	/*
pehrhovey	0:a548a085de55	2	* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
pehrhovey	0:a548a085de55	3	* All rights reserved.
pehrhovey	0:a548a085de55	4	*
pehrhovey	0:a548a085de55	5	* Redistribution and use in source and binary forms, with or without modification,
pehrhovey	0:a548a085de55	6	* are permitted provided that the following conditions are met:
pehrhovey	0:a548a085de55	7	*
pehrhovey	0:a548a085de55	8	* 1. Redistributions of source code must retain the above copyright notice,
pehrhovey	0:a548a085de55	9	* this list of conditions and the following disclaimer.
pehrhovey	0:a548a085de55	10	* 2. Redistributions in binary form must reproduce the above copyright notice,
pehrhovey	0:a548a085de55	11	* this list of conditions and the following disclaimer in the documentation
pehrhovey	0:a548a085de55	12	* and/or other materials provided with the distribution.
pehrhovey	0:a548a085de55	13	* 3. The name of the author may not be used to endorse or promote products
pehrhovey	0:a548a085de55	14	* derived from this software without specific prior written permission.
pehrhovey	0:a548a085de55	15	*
pehrhovey	0:a548a085de55	16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
pehrhovey	0:a548a085de55	17	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
pehrhovey	0:a548a085de55	18	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
pehrhovey	0:a548a085de55	19	* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
pehrhovey	0:a548a085de55	20	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
pehrhovey	0:a548a085de55	21	* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
pehrhovey	0:a548a085de55	22	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
pehrhovey	0:a548a085de55	23	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
pehrhovey	0:a548a085de55	24	* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
pehrhovey	0:a548a085de55	25	* OF SUCH DAMAGE.
pehrhovey	0:a548a085de55	26	*
pehrhovey	0:a548a085de55	27	* This file is part of the lwIP TCP/IP stack.
pehrhovey	0:a548a085de55	28	*
pehrhovey	0:a548a085de55	29	* Author: Adam Dunkels <adam@sics.se>
pehrhovey	0:a548a085de55	30	*
pehrhovey	0:a548a085de55	31	*/
pehrhovey	0:a548a085de55	32	#ifndef __LWIP_TCPIP_H__
pehrhovey	0:a548a085de55	33	#define __LWIP_TCPIP_H__
pehrhovey	0:a548a085de55	34
pehrhovey	0:a548a085de55	35	#include "lwip/opt.h"
pehrhovey	0:a548a085de55	36
pehrhovey	0:a548a085de55	37	#if !NO_SYS /* don't build if not configured for use in lwipopts.h */
pehrhovey	0:a548a085de55	38
pehrhovey	0:a548a085de55	39	#include "lwip/api_msg.h"
pehrhovey	0:a548a085de55	40	#include "lwip/netifapi.h"
pehrhovey	0:a548a085de55	41	#include "lwip/pbuf.h"
pehrhovey	0:a548a085de55	42	#include "lwip/api.h"
pehrhovey	0:a548a085de55	43	#include "lwip/sys.h"
pehrhovey	0:a548a085de55	44	#include "lwip/netif.h"
pehrhovey	0:a548a085de55	45
pehrhovey	0:a548a085de55	46	#ifdef __cplusplus
pehrhovey	0:a548a085de55	47	extern "C" {
pehrhovey	0:a548a085de55	48	#endif
pehrhovey	0:a548a085de55	49
pehrhovey	0:a548a085de55	50	#if LWIP_TCPIP_CORE_LOCKING
pehrhovey	0:a548a085de55	51	/** The global semaphore to lock the stack. */
pehrhovey	0:a548a085de55	52	extern sys_sem_t lock_tcpip_core;
pehrhovey	0:a548a085de55	53	#define LOCK_TCPIP_CORE() sys_sem_wait(lock_tcpip_core)
pehrhovey	0:a548a085de55	54	#define UNLOCK_TCPIP_CORE() sys_sem_signal(lock_tcpip_core)
pehrhovey	0:a548a085de55	55	#define TCPIP_APIMSG(m) tcpip_apimsg_lock(m)
pehrhovey	0:a548a085de55	56	#define TCPIP_APIMSG_ACK(m)
pehrhovey	0:a548a085de55	57	#define TCPIP_NETIFAPI(m) tcpip_netifapi_lock(m)
pehrhovey	0:a548a085de55	58	#define TCPIP_NETIFAPI_ACK(m)
pehrhovey	0:a548a085de55	59	#else
pehrhovey	0:a548a085de55	60	#define LOCK_TCPIP_CORE()
pehrhovey	0:a548a085de55	61	#define UNLOCK_TCPIP_CORE()
pehrhovey	0:a548a085de55	62	#define TCPIP_APIMSG(m) tcpip_apimsg(m)
pehrhovey	0:a548a085de55	63	#define TCPIP_APIMSG_ACK(m) sys_sem_signal(m->conn->op_completed)
pehrhovey	0:a548a085de55	64	#define TCPIP_NETIFAPI(m) tcpip_netifapi(m)
pehrhovey	0:a548a085de55	65	#define TCPIP_NETIFAPI_ACK(m) sys_sem_signal(m->sem)
pehrhovey	0:a548a085de55	66	#endif /* LWIP_TCPIP_CORE_LOCKING */
pehrhovey	0:a548a085de55	67
pehrhovey	0:a548a085de55	68	void tcpip_init(void (* tcpip_init_done)(void ), void arg);
pehrhovey	0:a548a085de55	69
pehrhovey	0:a548a085de55	70	#if LWIP_NETCONN
pehrhovey	0:a548a085de55	71	err_t tcpip_apimsg(struct api_msg *apimsg);
pehrhovey	0:a548a085de55	72	#if LWIP_TCPIP_CORE_LOCKING
pehrhovey	0:a548a085de55	73	err_t tcpip_apimsg_lock(struct api_msg *apimsg);
pehrhovey	0:a548a085de55	74	#endif /* LWIP_TCPIP_CORE_LOCKING */
pehrhovey	0:a548a085de55	75	#endif /* LWIP_NETCONN */
pehrhovey	0:a548a085de55	76
pehrhovey	0:a548a085de55	77	err_t tcpip_input(struct pbuf p, struct netif inp);
pehrhovey	0:a548a085de55	78
pehrhovey	0:a548a085de55	79	#if LWIP_NETIF_API
pehrhovey	0:a548a085de55	80	err_t tcpip_netifapi(struct netifapi_msg *netifapimsg);
pehrhovey	0:a548a085de55	81	#if LWIP_TCPIP_CORE_LOCKING
pehrhovey	0:a548a085de55	82	err_t tcpip_netifapi_lock(struct netifapi_msg *netifapimsg);
pehrhovey	0:a548a085de55	83	#endif /* LWIP_TCPIP_CORE_LOCKING */
pehrhovey	0:a548a085de55	84	#endif /* LWIP_NETIF_API */
pehrhovey	0:a548a085de55	85
pehrhovey	0:a548a085de55	86	err_t tcpip_callback_with_block(void (f)(void ctx), void *ctx, u8_t block);
pehrhovey	0:a548a085de55	87	#define tcpip_callback(f, ctx) tcpip_callback_with_block(f, ctx, 1)
pehrhovey	0:a548a085de55	88
pehrhovey	0:a548a085de55	89	/* free pbufs or heap memory from another context without blocking */
pehrhovey	0:a548a085de55	90	err_t pbuf_free_callback(struct pbuf *p);
pehrhovey	0:a548a085de55	91	err_t mem_free_callback(void *m);
pehrhovey	0:a548a085de55	92
pehrhovey	0:a548a085de55	93	err_t tcpip_timeout(u32_t msecs, sys_timeout_handler h, void *arg);
pehrhovey	0:a548a085de55	94	err_t tcpip_untimeout(sys_timeout_handler h, void *arg);
pehrhovey	0:a548a085de55	95
pehrhovey	0:a548a085de55	96	enum tcpip_msg_type {
pehrhovey	0:a548a085de55	97	#if LWIP_NETCONN
pehrhovey	0:a548a085de55	98	TCPIP_MSG_API,
pehrhovey	0:a548a085de55	99	#endif /* LWIP_NETCONN */
pehrhovey	0:a548a085de55	100	TCPIP_MSG_INPKT,
pehrhovey	0:a548a085de55	101	#if LWIP_NETIF_API
pehrhovey	0:a548a085de55	102	TCPIP_MSG_NETIFAPI,
pehrhovey	0:a548a085de55	103	#endif /* LWIP_NETIF_API */
pehrhovey	0:a548a085de55	104	TCPIP_MSG_CALLBACK,
pehrhovey	0:a548a085de55	105	TCPIP_MSG_TIMEOUT,
pehrhovey	0:a548a085de55	106	TCPIP_MSG_UNTIMEOUT
pehrhovey	0:a548a085de55	107	};
pehrhovey	0:a548a085de55	108
pehrhovey	0:a548a085de55	109	struct tcpip_msg {
pehrhovey	0:a548a085de55	110	enum tcpip_msg_type type;
pehrhovey	0:a548a085de55	111	sys_sem_t *sem;
pehrhovey	0:a548a085de55	112	union {
pehrhovey	0:a548a085de55	113	#if LWIP_NETCONN
pehrhovey	0:a548a085de55	114	struct api_msg *apimsg;
pehrhovey	0:a548a085de55	115	#endif /* LWIP_NETCONN */
pehrhovey	0:a548a085de55	116	#if LWIP_NETIF_API
pehrhovey	0:a548a085de55	117	struct netifapi_msg *netifapimsg;
pehrhovey	0:a548a085de55	118	#endif /* LWIP_NETIF_API */
pehrhovey	0:a548a085de55	119	struct {
pehrhovey	0:a548a085de55	120	struct pbuf *p;
pehrhovey	0:a548a085de55	121	struct netif *netif;
pehrhovey	0:a548a085de55	122	} inp;
pehrhovey	0:a548a085de55	123	struct {
pehrhovey	0:a548a085de55	124	void (f)(void ctx);
pehrhovey	0:a548a085de55	125	void *ctx;
pehrhovey	0:a548a085de55	126	} cb;
pehrhovey	0:a548a085de55	127	struct {
pehrhovey	0:a548a085de55	128	u32_t msecs;
pehrhovey	0:a548a085de55	129	sys_timeout_handler h;
pehrhovey	0:a548a085de55	130	void *arg;
pehrhovey	0:a548a085de55	131	} tmo;
pehrhovey	0:a548a085de55	132	} msg;
pehrhovey	0:a548a085de55	133	};
pehrhovey	0:a548a085de55	134
pehrhovey	0:a548a085de55	135	#ifdef __cplusplus
pehrhovey	0:a548a085de55	136	}
pehrhovey	0:a548a085de55	137	#endif
pehrhovey	0:a548a085de55	138
pehrhovey	0:a548a085de55	139	#endif /* !NO_SYS */
pehrhovey	0:a548a085de55	140
pehrhovey	0:a548a085de55	141	#endif /* __LWIP_TCPIP_H__ */

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	14 Mar 2010
Imports:	240
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	5

Core/lwIP/include/lwip/tcpip.h@0:a548a085de55, 2010-03-14 (annotated)

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