trying to make telnetserver repo public
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LPC1768/lwip/include/lwip/tcpip.h@0:422060928e37, 2010-06-11 (annotated)
- Committer:
- donatien
- Date:
- Fri Jun 11 16:25:22 2010 +0000
- Revision:
- 0:422060928e37
- Child:
- 5:bc7df6da7589
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
donatien | 0:422060928e37 | 1 | /* |
donatien | 0:422060928e37 | 2 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science. |
donatien | 0:422060928e37 | 3 | * All rights reserved. |
donatien | 0:422060928e37 | 4 | * |
donatien | 0:422060928e37 | 5 | * Redistribution and use in source and binary forms, with or without modification, |
donatien | 0:422060928e37 | 6 | * are permitted provided that the following conditions are met: |
donatien | 0:422060928e37 | 7 | * |
donatien | 0:422060928e37 | 8 | * 1. Redistributions of source code must retain the above copyright notice, |
donatien | 0:422060928e37 | 9 | * this list of conditions and the following disclaimer. |
donatien | 0:422060928e37 | 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
donatien | 0:422060928e37 | 11 | * this list of conditions and the following disclaimer in the documentation |
donatien | 0:422060928e37 | 12 | * and/or other materials provided with the distribution. |
donatien | 0:422060928e37 | 13 | * 3. The name of the author may not be used to endorse or promote products |
donatien | 0:422060928e37 | 14 | * derived from this software without specific prior written permission. |
donatien | 0:422060928e37 | 15 | * |
donatien | 0:422060928e37 | 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
donatien | 0:422060928e37 | 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
donatien | 0:422060928e37 | 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
donatien | 0:422060928e37 | 19 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
donatien | 0:422060928e37 | 20 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
donatien | 0:422060928e37 | 21 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
donatien | 0:422060928e37 | 22 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
donatien | 0:422060928e37 | 23 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
donatien | 0:422060928e37 | 24 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
donatien | 0:422060928e37 | 25 | * OF SUCH DAMAGE. |
donatien | 0:422060928e37 | 26 | * |
donatien | 0:422060928e37 | 27 | * This file is part of the lwIP TCP/IP stack. |
donatien | 0:422060928e37 | 28 | * |
donatien | 0:422060928e37 | 29 | * Author: Adam Dunkels <adam@sics.se> |
donatien | 0:422060928e37 | 30 | * |
donatien | 0:422060928e37 | 31 | */ |
donatien | 0:422060928e37 | 32 | #ifndef __LWIP_TCPIP_H__ |
donatien | 0:422060928e37 | 33 | #define __LWIP_TCPIP_H__ |
donatien | 0:422060928e37 | 34 | |
donatien | 0:422060928e37 | 35 | #include "lwip/opt.h" |
donatien | 0:422060928e37 | 36 | |
donatien | 0:422060928e37 | 37 | #if !NO_SYS /* don't build if not configured for use in lwipopts.h */ |
donatien | 0:422060928e37 | 38 | |
donatien | 0:422060928e37 | 39 | #include "lwip/api_msg.h" |
donatien | 0:422060928e37 | 40 | #include "lwip/netifapi.h" |
donatien | 0:422060928e37 | 41 | #include "lwip/pbuf.h" |
donatien | 0:422060928e37 | 42 | #include "lwip/api.h" |
donatien | 0:422060928e37 | 43 | #include "lwip/sys.h" |
donatien | 0:422060928e37 | 44 | #include "lwip/timers.h" |
donatien | 0:422060928e37 | 45 | #include "lwip/netif.h" |
donatien | 0:422060928e37 | 46 | |
donatien | 0:422060928e37 | 47 | #ifdef __cplusplus |
donatien | 0:422060928e37 | 48 | extern "C" { |
donatien | 0:422060928e37 | 49 | #endif |
donatien | 0:422060928e37 | 50 | |
donatien | 0:422060928e37 | 51 | #if LWIP_TCPIP_CORE_LOCKING |
donatien | 0:422060928e37 | 52 | /** The global semaphore to lock the stack. */ |
donatien | 0:422060928e37 | 53 | extern sys_mutex_t lock_tcpip_core; |
donatien | 0:422060928e37 | 54 | #define LOCK_TCPIP_CORE() sys_mutex_lock(&lock_tcpip_core) |
donatien | 0:422060928e37 | 55 | #define UNLOCK_TCPIP_CORE() sys_mutex_unlock(&lock_tcpip_core) |
donatien | 0:422060928e37 | 56 | #define TCPIP_APIMSG(m) tcpip_apimsg_lock(m) |
donatien | 0:422060928e37 | 57 | #define TCPIP_APIMSG_ACK(m) |
donatien | 0:422060928e37 | 58 | #define TCPIP_NETIFAPI(m) tcpip_netifapi_lock(m) |
donatien | 0:422060928e37 | 59 | #define TCPIP_NETIFAPI_ACK(m) |
donatien | 0:422060928e37 | 60 | #else /* LWIP_TCPIP_CORE_LOCKING */ |
donatien | 0:422060928e37 | 61 | #define LOCK_TCPIP_CORE() |
donatien | 0:422060928e37 | 62 | #define UNLOCK_TCPIP_CORE() |
donatien | 0:422060928e37 | 63 | #define TCPIP_APIMSG(m) tcpip_apimsg(m) |
donatien | 0:422060928e37 | 64 | #define TCPIP_APIMSG_ACK(m) sys_sem_signal(&m->conn->op_completed) |
donatien | 0:422060928e37 | 65 | #define TCPIP_NETIFAPI(m) tcpip_netifapi(m) |
donatien | 0:422060928e37 | 66 | #define TCPIP_NETIFAPI_ACK(m) sys_sem_signal(&m->sem) |
donatien | 0:422060928e37 | 67 | #endif /* LWIP_TCPIP_CORE_LOCKING */ |
donatien | 0:422060928e37 | 68 | |
donatien | 0:422060928e37 | 69 | /** Function prototype for the init_done function passed to tcpip_init */ |
donatien | 0:422060928e37 | 70 | typedef void (*tcpip_init_done_fn)(void *arg); |
donatien | 0:422060928e37 | 71 | /** Function prototype for functions passed to tcpip_callback() */ |
donatien | 0:422060928e37 | 72 | typedef void (*tcpip_callback_fn)(void *ctx); |
donatien | 0:422060928e37 | 73 | |
donatien | 0:422060928e37 | 74 | void tcpip_init(tcpip_init_done_fn tcpip_init_done, void *arg); |
donatien | 0:422060928e37 | 75 | |
donatien | 0:422060928e37 | 76 | #if LWIP_NETCONN |
donatien | 0:422060928e37 | 77 | err_t tcpip_apimsg(struct api_msg *apimsg); |
donatien | 0:422060928e37 | 78 | #if LWIP_TCPIP_CORE_LOCKING |
donatien | 0:422060928e37 | 79 | err_t tcpip_apimsg_lock(struct api_msg *apimsg); |
donatien | 0:422060928e37 | 80 | #endif /* LWIP_TCPIP_CORE_LOCKING */ |
donatien | 0:422060928e37 | 81 | #endif /* LWIP_NETCONN */ |
donatien | 0:422060928e37 | 82 | |
donatien | 0:422060928e37 | 83 | err_t tcpip_input(struct pbuf *p, struct netif *inp); |
donatien | 0:422060928e37 | 84 | |
donatien | 0:422060928e37 | 85 | #if LWIP_NETIF_API |
donatien | 0:422060928e37 | 86 | err_t tcpip_netifapi(struct netifapi_msg *netifapimsg); |
donatien | 0:422060928e37 | 87 | #if LWIP_TCPIP_CORE_LOCKING |
donatien | 0:422060928e37 | 88 | err_t tcpip_netifapi_lock(struct netifapi_msg *netifapimsg); |
donatien | 0:422060928e37 | 89 | #endif /* LWIP_TCPIP_CORE_LOCKING */ |
donatien | 0:422060928e37 | 90 | #endif /* LWIP_NETIF_API */ |
donatien | 0:422060928e37 | 91 | |
donatien | 0:422060928e37 | 92 | err_t tcpip_callback_with_block(tcpip_callback_fn function, void *ctx, u8_t block); |
donatien | 0:422060928e37 | 93 | #define tcpip_callback(f, ctx) tcpip_callback_with_block(f, ctx, 1) |
donatien | 0:422060928e37 | 94 | |
donatien | 0:422060928e37 | 95 | /* free pbufs or heap memory from another context without blocking */ |
donatien | 0:422060928e37 | 96 | err_t pbuf_free_callback(struct pbuf *p); |
donatien | 0:422060928e37 | 97 | err_t mem_free_callback(void *m); |
donatien | 0:422060928e37 | 98 | |
donatien | 0:422060928e37 | 99 | err_t tcpip_timeout(u32_t msecs, sys_timeout_handler h, void *arg); |
donatien | 0:422060928e37 | 100 | err_t tcpip_untimeout(sys_timeout_handler h, void *arg); |
donatien | 0:422060928e37 | 101 | |
donatien | 0:422060928e37 | 102 | enum tcpip_msg_type { |
donatien | 0:422060928e37 | 103 | #if LWIP_NETCONN |
donatien | 0:422060928e37 | 104 | TCPIP_MSG_API, |
donatien | 0:422060928e37 | 105 | #endif /* LWIP_NETCONN */ |
donatien | 0:422060928e37 | 106 | TCPIP_MSG_INPKT, |
donatien | 0:422060928e37 | 107 | #if LWIP_NETIF_API |
donatien | 0:422060928e37 | 108 | TCPIP_MSG_NETIFAPI, |
donatien | 0:422060928e37 | 109 | #endif /* LWIP_NETIF_API */ |
donatien | 0:422060928e37 | 110 | TCPIP_MSG_CALLBACK, |
donatien | 0:422060928e37 | 111 | TCPIP_MSG_TIMEOUT, |
donatien | 0:422060928e37 | 112 | TCPIP_MSG_UNTIMEOUT |
donatien | 0:422060928e37 | 113 | }; |
donatien | 0:422060928e37 | 114 | |
donatien | 0:422060928e37 | 115 | struct tcpip_msg { |
donatien | 0:422060928e37 | 116 | enum tcpip_msg_type type; |
donatien | 0:422060928e37 | 117 | sys_sem_t *sem; |
donatien | 0:422060928e37 | 118 | union { |
donatien | 0:422060928e37 | 119 | #if LWIP_NETCONN |
donatien | 0:422060928e37 | 120 | struct api_msg *apimsg; |
donatien | 0:422060928e37 | 121 | #endif /* LWIP_NETCONN */ |
donatien | 0:422060928e37 | 122 | #if LWIP_NETIF_API |
donatien | 0:422060928e37 | 123 | struct netifapi_msg *netifapimsg; |
donatien | 0:422060928e37 | 124 | #endif /* LWIP_NETIF_API */ |
donatien | 0:422060928e37 | 125 | struct { |
donatien | 0:422060928e37 | 126 | struct pbuf *p; |
donatien | 0:422060928e37 | 127 | struct netif *netif; |
donatien | 0:422060928e37 | 128 | } inp; |
donatien | 0:422060928e37 | 129 | struct { |
donatien | 0:422060928e37 | 130 | tcpip_callback_fn function; |
donatien | 0:422060928e37 | 131 | void *ctx; |
donatien | 0:422060928e37 | 132 | } cb; |
donatien | 0:422060928e37 | 133 | struct { |
donatien | 0:422060928e37 | 134 | u32_t msecs; |
donatien | 0:422060928e37 | 135 | sys_timeout_handler h; |
donatien | 0:422060928e37 | 136 | void *arg; |
donatien | 0:422060928e37 | 137 | } tmo; |
donatien | 0:422060928e37 | 138 | } msg; |
donatien | 0:422060928e37 | 139 | }; |
donatien | 0:422060928e37 | 140 | |
donatien | 0:422060928e37 | 141 | #ifdef __cplusplus |
donatien | 0:422060928e37 | 142 | } |
donatien | 0:422060928e37 | 143 | #endif |
donatien | 0:422060928e37 | 144 | |
donatien | 0:422060928e37 | 145 | #endif /* !NO_SYS */ |
donatien | 0:422060928e37 | 146 | |
donatien | 0:422060928e37 | 147 | #endif /* __LWIP_TCPIP_H__ */ |