Ethernet for Nucleo and Disco board STM32F746 works with gcc and arm. IAC is untested
Dependents: STM32F746_iothub_client_sample_mqtt DISCO-F746NG_Ethernet Nucleo_F746ZG_Ethernet thethingsiO-DISCO_F746NG-mqtt ... more
tcpip.h
00001 /* 00002 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without modification, 00006 * are permitted provided that the following conditions are met: 00007 * 00008 * 1. Redistributions of source code must retain the above copyright notice, 00009 * this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright notice, 00011 * this list of conditions and the following disclaimer in the documentation 00012 * and/or other materials provided with the distribution. 00013 * 3. The name of the author may not be used to endorse or promote products 00014 * derived from this software without specific prior written permission. 00015 * 00016 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 00017 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00018 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 00019 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00020 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 00021 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00022 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00023 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 00024 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 00025 * OF SUCH DAMAGE. 00026 * 00027 * This file is part of the lwIP TCP/IP stack. 00028 * 00029 * Author: Adam Dunkels <adam@sics.se> 00030 * 00031 */ 00032 #ifndef __LWIP_TCPIP_H__ 00033 #define __LWIP_TCPIP_H__ 00034 00035 #include "lwip/opt.h" 00036 00037 #if !NO_SYS /* don't build if not configured for use in lwipopts.h */ 00038 00039 #include "lwip/api_msg.h" 00040 #include "lwip/netifapi.h" 00041 #include "lwip/pbuf.h" 00042 #include "lwip/api.h" 00043 #include "lwip/sys.h" 00044 #include "lwip/timers.h" 00045 #include "lwip/netif.h" 00046 00047 #ifdef __cplusplus 00048 extern "C" { 00049 #endif 00050 00051 /** Define this to something that triggers a watchdog. This is called from 00052 * tcpip_thread after processing a message. */ 00053 #ifndef LWIP_TCPIP_THREAD_ALIVE 00054 #define LWIP_TCPIP_THREAD_ALIVE() 00055 #endif 00056 00057 #if LWIP_TCPIP_CORE_LOCKING 00058 /** The global semaphore to lock the stack. */ 00059 extern sys_mutex_t lock_tcpip_core; 00060 #define LOCK_TCPIP_CORE() sys_mutex_lock(&lock_tcpip_core) 00061 #define UNLOCK_TCPIP_CORE() sys_mutex_unlock(&lock_tcpip_core) 00062 #define TCPIP_APIMSG(m) tcpip_apimsg_lock(m) 00063 #define TCPIP_APIMSG_ACK(m) 00064 #define TCPIP_NETIFAPI(m) tcpip_netifapi_lock(m) 00065 #define TCPIP_NETIFAPI_ACK(m) 00066 #else /* LWIP_TCPIP_CORE_LOCKING */ 00067 #define LOCK_TCPIP_CORE() 00068 #define UNLOCK_TCPIP_CORE() 00069 #define TCPIP_APIMSG(m) tcpip_apimsg(m) 00070 #define TCPIP_APIMSG_ACK(m) sys_sem_signal(&m->conn->op_completed) 00071 #define TCPIP_NETIFAPI(m) tcpip_netifapi(m) 00072 #define TCPIP_NETIFAPI_ACK(m) sys_sem_signal(&m->sem) 00073 #endif /* LWIP_TCPIP_CORE_LOCKING */ 00074 00075 /** Function prototype for the init_done function passed to tcpip_init */ 00076 typedef void (*tcpip_init_done_fn)(void *arg); 00077 /** Function prototype for functions passed to tcpip_callback() */ 00078 typedef void (*tcpip_callback_fn)(void *ctx); 00079 00080 /* Forward declarations */ 00081 struct tcpip_callback_msg; 00082 00083 void tcpip_init(tcpip_init_done_fn tcpip_init_done, void *arg); 00084 00085 //[MS_CHANGE] 00086 err_t tcpip_shutdown(); 00087 //[END_MS_CHANGE] 00088 00089 #if LWIP_NETCONN 00090 err_t tcpip_apimsg(struct api_msg *apimsg); 00091 #if LWIP_TCPIP_CORE_LOCKING 00092 err_t tcpip_apimsg_lock(struct api_msg *apimsg); 00093 #endif /* LWIP_TCPIP_CORE_LOCKING */ 00094 #endif /* LWIP_NETCONN */ 00095 00096 err_t tcpip_input(struct pbuf *p, struct netif *inp); 00097 00098 #if LWIP_NETIF_API 00099 err_t tcpip_netifapi(struct netifapi_msg *netifapimsg); 00100 #if LWIP_TCPIP_CORE_LOCKING 00101 err_t tcpip_netifapi_lock(struct netifapi_msg *netifapimsg); 00102 #endif /* LWIP_TCPIP_CORE_LOCKING */ 00103 #endif /* LWIP_NETIF_API */ 00104 00105 err_t tcpip_callback_with_block(tcpip_callback_fn function, void *ctx, u8_t block); 00106 #define tcpip_callback(f, ctx) tcpip_callback_with_block(f, ctx, 1) 00107 00108 struct tcpip_callback_msg* tcpip_callbackmsg_new(tcpip_callback_fn function, void *ctx); 00109 void tcpip_callbackmsg_delete(struct tcpip_callback_msg* msg); 00110 err_t tcpip_trycallback(struct tcpip_callback_msg* msg); 00111 00112 /* free pbufs or heap memory from another context without blocking */ 00113 err_t pbuf_free_callback(struct pbuf *p); 00114 err_t mem_free_callback(void *m); 00115 00116 #if LWIP_TCPIP_TIMEOUT 00117 err_t tcpip_timeout(u32_t msecs, sys_timeout_handler h, void *arg); 00118 err_t tcpip_untimeout(sys_timeout_handler h, void *arg); 00119 #endif /* LWIP_TCPIP_TIMEOUT */ 00120 00121 enum tcpip_msg_type { 00122 #if LWIP_NETCONN 00123 TCPIP_MSG_API, 00124 #endif /* LWIP_NETCONN */ 00125 TCPIP_MSG_INPKT, 00126 #if LWIP_NETIF_API 00127 TCPIP_MSG_NETIFAPI, 00128 #endif /* LWIP_NETIF_API */ 00129 #if LWIP_TCPIP_TIMEOUT 00130 TCPIP_MSG_TIMEOUT, 00131 TCPIP_MSG_UNTIMEOUT, 00132 #endif /* LWIP_TCPIP_TIMEOUT */ 00133 TCPIP_MSG_CALLBACK, 00134 TCPIP_MSG_CALLBACK_STATIC, 00135 //[MS_CHANGE] 00136 TCPIP_MSG_SHUTDOWN 00137 //[END_MS_CHANGE] 00138 }; 00139 00140 struct tcpip_msg { 00141 enum tcpip_msg_type type; 00142 sys_sem_t *sem; 00143 union { 00144 #if LWIP_NETCONN 00145 struct api_msg *apimsg; 00146 #endif /* LWIP_NETCONN */ 00147 #if LWIP_NETIF_API 00148 struct netifapi_msg *netifapimsg; 00149 #endif /* LWIP_NETIF_API */ 00150 struct { 00151 struct pbuf *p; 00152 struct netif *netif; 00153 } inp; 00154 struct { 00155 tcpip_callback_fn function; 00156 void *ctx; 00157 } cb; 00158 #if LWIP_TCPIP_TIMEOUT 00159 struct { 00160 u32_t msecs; 00161 sys_timeout_handler h; 00162 void *arg; 00163 } tmo; 00164 #endif /* LWIP_TCPIP_TIMEOUT */ 00165 } msg; 00166 }; 00167 00168 #ifdef __cplusplus 00169 } 00170 #endif 00171 00172 #endif /* !NO_SYS */ 00173 00174 #endif /* __LWIP_TCPIP_H__ */
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