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EthernetNetIf/LPC1768/lwip/include/lwip/tcpip.h@0:58c3d014a4e7, 2011-09-06 (annotated)

Committer:: slowness
Date:: Tue Sep 06 18:05:46 2011 +0000
Revision:: 0:58c3d014a4e7

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User	Revision	Line number	New contents of line
slowness	0:58c3d014a4e7	1	/*
slowness	0:58c3d014a4e7	2	* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
slowness	0:58c3d014a4e7	3	* All rights reserved.
slowness	0:58c3d014a4e7	4	*
slowness	0:58c3d014a4e7	5	* Redistribution and use in source and binary forms, with or without modification,
slowness	0:58c3d014a4e7	6	* are permitted provided that the following conditions are met:
slowness	0:58c3d014a4e7	7	*
slowness	0:58c3d014a4e7	8	* 1. Redistributions of source code must retain the above copyright notice,
slowness	0:58c3d014a4e7	9	* this list of conditions and the following disclaimer.
slowness	0:58c3d014a4e7	10	* 2. Redistributions in binary form must reproduce the above copyright notice,
slowness	0:58c3d014a4e7	11	* this list of conditions and the following disclaimer in the documentation
slowness	0:58c3d014a4e7	12	* and/or other materials provided with the distribution.
slowness	0:58c3d014a4e7	13	* 3. The name of the author may not be used to endorse or promote products
slowness	0:58c3d014a4e7	14	* derived from this software without specific prior written permission.
slowness	0:58c3d014a4e7	15	*
slowness	0:58c3d014a4e7	16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
slowness	0:58c3d014a4e7	17	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
slowness	0:58c3d014a4e7	18	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
slowness	0:58c3d014a4e7	19	* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
slowness	0:58c3d014a4e7	20	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
slowness	0:58c3d014a4e7	21	* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
slowness	0:58c3d014a4e7	22	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
slowness	0:58c3d014a4e7	23	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
slowness	0:58c3d014a4e7	24	* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
slowness	0:58c3d014a4e7	25	* OF SUCH DAMAGE.
slowness	0:58c3d014a4e7	26	*
slowness	0:58c3d014a4e7	27	* This file is part of the lwIP TCP/IP stack.
slowness	0:58c3d014a4e7	28	*
slowness	0:58c3d014a4e7	29	* Author: Adam Dunkels <adam@sics.se>
slowness	0:58c3d014a4e7	30	*
slowness	0:58c3d014a4e7	31	*/
slowness	0:58c3d014a4e7	32	#ifndef __LWIP_TCPIP_H__
slowness	0:58c3d014a4e7	33	#define __LWIP_TCPIP_H__
slowness	0:58c3d014a4e7	34
slowness	0:58c3d014a4e7	35	#include "lwip/opt.h"
slowness	0:58c3d014a4e7	36
slowness	0:58c3d014a4e7	37	#if !NO_SYS /* don't build if not configured for use in lwipopts.h */
slowness	0:58c3d014a4e7	38
slowness	0:58c3d014a4e7	39	#include "lwip/api_msg.h"
slowness	0:58c3d014a4e7	40	#include "lwip/netifapi.h"
slowness	0:58c3d014a4e7	41	#include "lwip/pbuf.h"
slowness	0:58c3d014a4e7	42	#include "lwip/api.h"
slowness	0:58c3d014a4e7	43	#include "lwip/sys.h"
slowness	0:58c3d014a4e7	44	#include "lwip/timers.h"
slowness	0:58c3d014a4e7	45	#include "lwip/netif.h"
slowness	0:58c3d014a4e7	46
slowness	0:58c3d014a4e7	47	#ifdef __cplusplus
slowness	0:58c3d014a4e7	48	extern "C" {
slowness	0:58c3d014a4e7	49	#endif
slowness	0:58c3d014a4e7	50
slowness	0:58c3d014a4e7	51	/** Define this to something that triggers a watchdog. This is called from
slowness	0:58c3d014a4e7	52	* tcpip_thread after processing a message. */
slowness	0:58c3d014a4e7	53	#ifndef LWIP_TCPIP_THREAD_ALIVE
slowness	0:58c3d014a4e7	54	#define LWIP_TCPIP_THREAD_ALIVE()
slowness	0:58c3d014a4e7	55	#endif
slowness	0:58c3d014a4e7	56
slowness	0:58c3d014a4e7	57	#if LWIP_TCPIP_CORE_LOCKING
slowness	0:58c3d014a4e7	58	/** The global semaphore to lock the stack. */
slowness	0:58c3d014a4e7	59	extern sys_mutex_t lock_tcpip_core;
slowness	0:58c3d014a4e7	60	#define LOCK_TCPIP_CORE() sys_mutex_lock(&lock_tcpip_core)
slowness	0:58c3d014a4e7	61	#define UNLOCK_TCPIP_CORE() sys_mutex_unlock(&lock_tcpip_core)
slowness	0:58c3d014a4e7	62	#define TCPIP_APIMSG(m) tcpip_apimsg_lock(m)
slowness	0:58c3d014a4e7	63	#define TCPIP_APIMSG_ACK(m)
slowness	0:58c3d014a4e7	64	#define TCPIP_NETIFAPI(m) tcpip_netifapi_lock(m)
slowness	0:58c3d014a4e7	65	#define TCPIP_NETIFAPI_ACK(m)
slowness	0:58c3d014a4e7	66	#else /* LWIP_TCPIP_CORE_LOCKING */
slowness	0:58c3d014a4e7	67	#define LOCK_TCPIP_CORE()
slowness	0:58c3d014a4e7	68	#define UNLOCK_TCPIP_CORE()
slowness	0:58c3d014a4e7	69	#define TCPIP_APIMSG(m) tcpip_apimsg(m)
slowness	0:58c3d014a4e7	70	#define TCPIP_APIMSG_ACK(m) sys_sem_signal(&m->conn->op_completed)
slowness	0:58c3d014a4e7	71	#define TCPIP_NETIFAPI(m) tcpip_netifapi(m)
slowness	0:58c3d014a4e7	72	#define TCPIP_NETIFAPI_ACK(m) sys_sem_signal(&m->sem)
slowness	0:58c3d014a4e7	73	#endif /* LWIP_TCPIP_CORE_LOCKING */
slowness	0:58c3d014a4e7	74
slowness	0:58c3d014a4e7	75	/** Function prototype for the init_done function passed to tcpip_init */
slowness	0:58c3d014a4e7	76	typedef void (tcpip_init_done_fn)(void arg);
slowness	0:58c3d014a4e7	77	/** Function prototype for functions passed to tcpip_callback() */
slowness	0:58c3d014a4e7	78	typedef void (tcpip_callback_fn)(void ctx);
slowness	0:58c3d014a4e7	79
slowness	0:58c3d014a4e7	80	void tcpip_init(tcpip_init_done_fn tcpip_init_done, void *arg);
slowness	0:58c3d014a4e7	81
slowness	0:58c3d014a4e7	82	#if LWIP_NETCONN
slowness	0:58c3d014a4e7	83	err_t tcpip_apimsg(struct api_msg *apimsg);
slowness	0:58c3d014a4e7	84	#if LWIP_TCPIP_CORE_LOCKING
slowness	0:58c3d014a4e7	85	err_t tcpip_apimsg_lock(struct api_msg *apimsg);
slowness	0:58c3d014a4e7	86	#endif /* LWIP_TCPIP_CORE_LOCKING */
slowness	0:58c3d014a4e7	87	#endif /* LWIP_NETCONN */
slowness	0:58c3d014a4e7	88
slowness	0:58c3d014a4e7	89	err_t tcpip_input(struct pbuf p, struct netif inp);
slowness	0:58c3d014a4e7	90
slowness	0:58c3d014a4e7	91	#if LWIP_NETIF_API
slowness	0:58c3d014a4e7	92	err_t tcpip_netifapi(struct netifapi_msg *netifapimsg);
slowness	0:58c3d014a4e7	93	#if LWIP_TCPIP_CORE_LOCKING
slowness	0:58c3d014a4e7	94	err_t tcpip_netifapi_lock(struct netifapi_msg *netifapimsg);
slowness	0:58c3d014a4e7	95	#endif /* LWIP_TCPIP_CORE_LOCKING */
slowness	0:58c3d014a4e7	96	#endif /* LWIP_NETIF_API */
slowness	0:58c3d014a4e7	97
slowness	0:58c3d014a4e7	98	err_t tcpip_callback_with_block(tcpip_callback_fn function, void *ctx, u8_t block);
slowness	0:58c3d014a4e7	99	#define tcpip_callback(f, ctx) tcpip_callback_with_block(f, ctx, 1)
slowness	0:58c3d014a4e7	100
slowness	0:58c3d014a4e7	101	/* free pbufs or heap memory from another context without blocking */
slowness	0:58c3d014a4e7	102	err_t pbuf_free_callback(struct pbuf *p);
slowness	0:58c3d014a4e7	103	err_t mem_free_callback(void *m);
slowness	0:58c3d014a4e7	104
slowness	0:58c3d014a4e7	105	#if LWIP_TCPIP_TIMEOUT
slowness	0:58c3d014a4e7	106	err_t tcpip_timeout(u32_t msecs, sys_timeout_handler h, void *arg);
slowness	0:58c3d014a4e7	107	err_t tcpip_untimeout(sys_timeout_handler h, void *arg);
slowness	0:58c3d014a4e7	108	#endif /* LWIP_TCPIP_TIMEOUT */
slowness	0:58c3d014a4e7	109
slowness	0:58c3d014a4e7	110	enum tcpip_msg_type {
slowness	0:58c3d014a4e7	111	#if LWIP_NETCONN
slowness	0:58c3d014a4e7	112	TCPIP_MSG_API,
slowness	0:58c3d014a4e7	113	#endif /* LWIP_NETCONN */
slowness	0:58c3d014a4e7	114	TCPIP_MSG_INPKT,
slowness	0:58c3d014a4e7	115	#if LWIP_NETIF_API
slowness	0:58c3d014a4e7	116	TCPIP_MSG_NETIFAPI,
slowness	0:58c3d014a4e7	117	#endif /* LWIP_NETIF_API */
slowness	0:58c3d014a4e7	118	#if LWIP_TCPIP_TIMEOUT
slowness	0:58c3d014a4e7	119	TCPIP_MSG_TIMEOUT,
slowness	0:58c3d014a4e7	120	TCPIP_MSG_UNTIMEOUT,
slowness	0:58c3d014a4e7	121	#endif /* LWIP_TCPIP_TIMEOUT */
slowness	0:58c3d014a4e7	122	TCPIP_MSG_CALLBACK
slowness	0:58c3d014a4e7	123	};
slowness	0:58c3d014a4e7	124
slowness	0:58c3d014a4e7	125	struct tcpip_msg {
slowness	0:58c3d014a4e7	126	enum tcpip_msg_type type;
slowness	0:58c3d014a4e7	127	sys_sem_t *sem;
slowness	0:58c3d014a4e7	128	union {
slowness	0:58c3d014a4e7	129	#if LWIP_NETCONN
slowness	0:58c3d014a4e7	130	struct api_msg *apimsg;
slowness	0:58c3d014a4e7	131	#endif /* LWIP_NETCONN */
slowness	0:58c3d014a4e7	132	#if LWIP_NETIF_API
slowness	0:58c3d014a4e7	133	struct netifapi_msg *netifapimsg;
slowness	0:58c3d014a4e7	134	#endif /* LWIP_NETIF_API */
slowness	0:58c3d014a4e7	135	struct {
slowness	0:58c3d014a4e7	136	struct pbuf *p;
slowness	0:58c3d014a4e7	137	struct netif *netif;
slowness	0:58c3d014a4e7	138	} inp;
slowness	0:58c3d014a4e7	139	struct {
slowness	0:58c3d014a4e7	140	tcpip_callback_fn function;
slowness	0:58c3d014a4e7	141	void *ctx;
slowness	0:58c3d014a4e7	142	} cb;
slowness	0:58c3d014a4e7	143	#if LWIP_TCPIP_TIMEOUT
slowness	0:58c3d014a4e7	144	struct {
slowness	0:58c3d014a4e7	145	u32_t msecs;
slowness	0:58c3d014a4e7	146	sys_timeout_handler h;
slowness	0:58c3d014a4e7	147	void *arg;
slowness	0:58c3d014a4e7	148	} tmo;
slowness	0:58c3d014a4e7	149	#endif /* LWIP_TCPIP_TIMEOUT */
slowness	0:58c3d014a4e7	150	} msg;
slowness	0:58c3d014a4e7	151	};
slowness	0:58c3d014a4e7	152
slowness	0:58c3d014a4e7	153	#ifdef __cplusplus
slowness	0:58c3d014a4e7	154	}
slowness	0:58c3d014a4e7	155	#endif
slowness	0:58c3d014a4e7	156
slowness	0:58c3d014a4e7	157	#endif /* !NO_SYS */
slowness	0:58c3d014a4e7	158
slowness	0:58c3d014a4e7	159	#endif /* __LWIP_TCPIP_H__ */

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	06 Sep 2011
Imports:	112
Forks:	0
Commits:	1
Dependents:	1
Dependencies:	1
Followers:	2

EthernetNetIf/LPC1768/lwip/include/lwip/tcpip.h@0:58c3d014a4e7, 2011-09-06 (annotated)

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