Yasushi TAUCHI / Mbed 2 deprecated giken9_HTMLServer_Sample

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Dependencies:   EthernetInterface HttpServer TextLCD mbed-rpc mbed-rtos mbed Socket lwip-eth lwip-sys lwip

EthernetInterface/lwip/include/lwip/tcpip.h@0:7766f6712673, 2014-03-12 (annotated)

Committer:
yueee_yt
Date:
Wed Mar 12 04:19:54 2014 +0000
Revision:
0:7766f6712673
???????????????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yueee_yt 0:7766f6712673 1 /*
yueee_yt 0:7766f6712673 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
yueee_yt 0:7766f6712673 3 * All rights reserved.
yueee_yt 0:7766f6712673 4 *
yueee_yt 0:7766f6712673 5 * Redistribution and use in source and binary forms, with or without modification,
yueee_yt 0:7766f6712673 6 * are permitted provided that the following conditions are met:
yueee_yt 0:7766f6712673 7 *
yueee_yt 0:7766f6712673 8 * 1. Redistributions of source code must retain the above copyright notice,
yueee_yt 0:7766f6712673 9 * this list of conditions and the following disclaimer.
yueee_yt 0:7766f6712673 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
yueee_yt 0:7766f6712673 11 * this list of conditions and the following disclaimer in the documentation
yueee_yt 0:7766f6712673 12 * and/or other materials provided with the distribution.
yueee_yt 0:7766f6712673 13 * 3. The name of the author may not be used to endorse or promote products
yueee_yt 0:7766f6712673 14 * derived from this software without specific prior written permission.
yueee_yt 0:7766f6712673 15 *
yueee_yt 0:7766f6712673 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
yueee_yt 0:7766f6712673 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
yueee_yt 0:7766f6712673 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
yueee_yt 0:7766f6712673 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
yueee_yt 0:7766f6712673 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
yueee_yt 0:7766f6712673 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
yueee_yt 0:7766f6712673 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
yueee_yt 0:7766f6712673 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
yueee_yt 0:7766f6712673 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
yueee_yt 0:7766f6712673 25 * OF SUCH DAMAGE.
yueee_yt 0:7766f6712673 26 *
yueee_yt 0:7766f6712673 27 * This file is part of the lwIP TCP/IP stack.
yueee_yt 0:7766f6712673 28 *
yueee_yt 0:7766f6712673 29 * Author: Adam Dunkels <adam@sics.se>
yueee_yt 0:7766f6712673 30 *
yueee_yt 0:7766f6712673 31 */
yueee_yt 0:7766f6712673 32 #ifndef __LWIP_TCPIP_H__
yueee_yt 0:7766f6712673 33 #define __LWIP_TCPIP_H__
yueee_yt 0:7766f6712673 34
yueee_yt 0:7766f6712673 35 #include "lwip/opt.h"
yueee_yt 0:7766f6712673 36
yueee_yt 0:7766f6712673 37 #if !NO_SYS /* don't build if not configured for use in lwipopts.h */
yueee_yt 0:7766f6712673 38
yueee_yt 0:7766f6712673 39 #include "lwip/api_msg.h"
yueee_yt 0:7766f6712673 40 #include "lwip/netifapi.h"
yueee_yt 0:7766f6712673 41 #include "lwip/pbuf.h"
yueee_yt 0:7766f6712673 42 #include "lwip/api.h"
yueee_yt 0:7766f6712673 43 #include "lwip/sys.h"
yueee_yt 0:7766f6712673 44 #include "lwip/timers.h"
yueee_yt 0:7766f6712673 45 #include "lwip/netif.h"
yueee_yt 0:7766f6712673 46
yueee_yt 0:7766f6712673 47 #ifdef __cplusplus
yueee_yt 0:7766f6712673 48 extern "C" {
yueee_yt 0:7766f6712673 49 #endif
yueee_yt 0:7766f6712673 50
yueee_yt 0:7766f6712673 51 /** Define this to something that triggers a watchdog. This is called from
yueee_yt 0:7766f6712673 52 * tcpip_thread after processing a message. */
yueee_yt 0:7766f6712673 53 #ifndef LWIP_TCPIP_THREAD_ALIVE
yueee_yt 0:7766f6712673 54 #define LWIP_TCPIP_THREAD_ALIVE()
yueee_yt 0:7766f6712673 55 #endif
yueee_yt 0:7766f6712673 56
yueee_yt 0:7766f6712673 57 #if LWIP_TCPIP_CORE_LOCKING
yueee_yt 0:7766f6712673 58 /** The global semaphore to lock the stack. */
yueee_yt 0:7766f6712673 59 extern sys_mutex_t lock_tcpip_core;
yueee_yt 0:7766f6712673 60 #define LOCK_TCPIP_CORE() sys_mutex_lock(&lock_tcpip_core)
yueee_yt 0:7766f6712673 61 #define UNLOCK_TCPIP_CORE() sys_mutex_unlock(&lock_tcpip_core)
yueee_yt 0:7766f6712673 62 #define TCPIP_APIMSG(m) tcpip_apimsg_lock(m)
yueee_yt 0:7766f6712673 63 #define TCPIP_APIMSG_ACK(m)
yueee_yt 0:7766f6712673 64 #define TCPIP_NETIFAPI(m) tcpip_netifapi_lock(m)
yueee_yt 0:7766f6712673 65 #define TCPIP_NETIFAPI_ACK(m)
yueee_yt 0:7766f6712673 66 #else /* LWIP_TCPIP_CORE_LOCKING */
yueee_yt 0:7766f6712673 67 #define LOCK_TCPIP_CORE()
yueee_yt 0:7766f6712673 68 #define UNLOCK_TCPIP_CORE()
yueee_yt 0:7766f6712673 69 #define TCPIP_APIMSG(m) tcpip_apimsg(m)
yueee_yt 0:7766f6712673 70 #define TCPIP_APIMSG_ACK(m) sys_sem_signal(&m->conn->op_completed)
yueee_yt 0:7766f6712673 71 #define TCPIP_NETIFAPI(m) tcpip_netifapi(m)
yueee_yt 0:7766f6712673 72 #define TCPIP_NETIFAPI_ACK(m) sys_sem_signal(&m->sem)
yueee_yt 0:7766f6712673 73 #endif /* LWIP_TCPIP_CORE_LOCKING */
yueee_yt 0:7766f6712673 74
yueee_yt 0:7766f6712673 75 /** Function prototype for the init_done function passed to tcpip_init */
yueee_yt 0:7766f6712673 76 typedef void (*tcpip_init_done_fn)(void *arg);
yueee_yt 0:7766f6712673 77 /** Function prototype for functions passed to tcpip_callback() */
yueee_yt 0:7766f6712673 78 typedef void (*tcpip_callback_fn)(void *ctx);
yueee_yt 0:7766f6712673 79
yueee_yt 0:7766f6712673 80 void tcpip_init(tcpip_init_done_fn tcpip_init_done, void *arg);
yueee_yt 0:7766f6712673 81
yueee_yt 0:7766f6712673 82 #if LWIP_NETCONN
yueee_yt 0:7766f6712673 83 err_t tcpip_apimsg(struct api_msg *apimsg);
yueee_yt 0:7766f6712673 84 #if LWIP_TCPIP_CORE_LOCKING
yueee_yt 0:7766f6712673 85 err_t tcpip_apimsg_lock(struct api_msg *apimsg);
yueee_yt 0:7766f6712673 86 #endif /* LWIP_TCPIP_CORE_LOCKING */
yueee_yt 0:7766f6712673 87 #endif /* LWIP_NETCONN */
yueee_yt 0:7766f6712673 88
yueee_yt 0:7766f6712673 89 err_t tcpip_input(struct pbuf *p, struct netif *inp);
yueee_yt 0:7766f6712673 90
yueee_yt 0:7766f6712673 91 #if LWIP_NETIF_API
yueee_yt 0:7766f6712673 92 err_t tcpip_netifapi(struct netifapi_msg *netifapimsg);
yueee_yt 0:7766f6712673 93 #if LWIP_TCPIP_CORE_LOCKING
yueee_yt 0:7766f6712673 94 err_t tcpip_netifapi_lock(struct netifapi_msg *netifapimsg);
yueee_yt 0:7766f6712673 95 #endif /* LWIP_TCPIP_CORE_LOCKING */
yueee_yt 0:7766f6712673 96 #endif /* LWIP_NETIF_API */
yueee_yt 0:7766f6712673 97
yueee_yt 0:7766f6712673 98 err_t tcpip_callback_with_block(tcpip_callback_fn function, void *ctx, u8_t block);
yueee_yt 0:7766f6712673 99 #define tcpip_callback(f, ctx) tcpip_callback_with_block(f, ctx, 1)
yueee_yt 0:7766f6712673 100
yueee_yt 0:7766f6712673 101 /* free pbufs or heap memory from another context without blocking */
yueee_yt 0:7766f6712673 102 err_t pbuf_free_callback(struct pbuf *p);
yueee_yt 0:7766f6712673 103 err_t mem_free_callback(void *m);
yueee_yt 0:7766f6712673 104
yueee_yt 0:7766f6712673 105 #if LWIP_TCPIP_TIMEOUT
yueee_yt 0:7766f6712673 106 err_t tcpip_timeout(u32_t msecs, sys_timeout_handler h, void *arg);
yueee_yt 0:7766f6712673 107 err_t tcpip_untimeout(sys_timeout_handler h, void *arg);
yueee_yt 0:7766f6712673 108 #endif /* LWIP_TCPIP_TIMEOUT */
yueee_yt 0:7766f6712673 109
yueee_yt 0:7766f6712673 110 enum tcpip_msg_type {
yueee_yt 0:7766f6712673 111 #if LWIP_NETCONN
yueee_yt 0:7766f6712673 112 TCPIP_MSG_API,
yueee_yt 0:7766f6712673 113 #endif /* LWIP_NETCONN */
yueee_yt 0:7766f6712673 114 TCPIP_MSG_INPKT,
yueee_yt 0:7766f6712673 115 #if LWIP_NETIF_API
yueee_yt 0:7766f6712673 116 TCPIP_MSG_NETIFAPI,
yueee_yt 0:7766f6712673 117 #endif /* LWIP_NETIF_API */
yueee_yt 0:7766f6712673 118 #if LWIP_TCPIP_TIMEOUT
yueee_yt 0:7766f6712673 119 TCPIP_MSG_TIMEOUT,
yueee_yt 0:7766f6712673 120 TCPIP_MSG_UNTIMEOUT,
yueee_yt 0:7766f6712673 121 #endif /* LWIP_TCPIP_TIMEOUT */
yueee_yt 0:7766f6712673 122 TCPIP_MSG_CALLBACK
yueee_yt 0:7766f6712673 123 };
yueee_yt 0:7766f6712673 124
yueee_yt 0:7766f6712673 125 struct tcpip_msg {
yueee_yt 0:7766f6712673 126 enum tcpip_msg_type type;
yueee_yt 0:7766f6712673 127 sys_sem_t *sem;
yueee_yt 0:7766f6712673 128 union {
yueee_yt 0:7766f6712673 129 #if LWIP_NETCONN
yueee_yt 0:7766f6712673 130 struct api_msg *apimsg;
yueee_yt 0:7766f6712673 131 #endif /* LWIP_NETCONN */
yueee_yt 0:7766f6712673 132 #if LWIP_NETIF_API
yueee_yt 0:7766f6712673 133 struct netifapi_msg *netifapimsg;
yueee_yt 0:7766f6712673 134 #endif /* LWIP_NETIF_API */
yueee_yt 0:7766f6712673 135 struct {
yueee_yt 0:7766f6712673 136 struct pbuf *p;
yueee_yt 0:7766f6712673 137 struct netif *netif;
yueee_yt 0:7766f6712673 138 } inp;
yueee_yt 0:7766f6712673 139 struct {
yueee_yt 0:7766f6712673 140 tcpip_callback_fn function;
yueee_yt 0:7766f6712673 141 void *ctx;
yueee_yt 0:7766f6712673 142 } cb;
yueee_yt 0:7766f6712673 143 #if LWIP_TCPIP_TIMEOUT
yueee_yt 0:7766f6712673 144 struct {
yueee_yt 0:7766f6712673 145 u32_t msecs;
yueee_yt 0:7766f6712673 146 sys_timeout_handler h;
yueee_yt 0:7766f6712673 147 void *arg;
yueee_yt 0:7766f6712673 148 } tmo;
yueee_yt 0:7766f6712673 149 #endif /* LWIP_TCPIP_TIMEOUT */
yueee_yt 0:7766f6712673 150 } msg;
yueee_yt 0:7766f6712673 151 };
yueee_yt 0:7766f6712673 152
yueee_yt 0:7766f6712673 153 #ifdef __cplusplus
yueee_yt 0:7766f6712673 154 }
yueee_yt 0:7766f6712673 155 #endif
yueee_yt 0:7766f6712673 156
yueee_yt 0:7766f6712673 157 #endif /* !NO_SYS */
yueee_yt 0:7766f6712673 158
yueee_yt 0:7766f6712673 159 #endif /* __LWIP_TCPIP_H__ */