Official mbed lwIP library (version 1.4.0)

Dependents:   LwIPNetworking NetServicesMin EthernetInterface EthernetInterface_RSF ... more

Legacy Networking Libraries

This is an mbed 2 networking library. For mbed OS 5, lwip has been integrated with built-in networking interfaces. The networking libraries have been revised to better support additional network stacks and thread safety here.

This library is based on the code of lwIP v1.4.0

Copyright (c) 2001, 2002 Swedish Institute of Computer Science.
All rights reserved. 

Redistribution and use in source and binary forms, with or without modification, 
are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote products
   derived from this software without specific prior written permission. 

THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
OF SUCH DAMAGE.
Committer:
mbed_official
Date:
Mon Mar 14 16:15:36 2016 +0000
Revision:
20:08f08bfc3f3d
Parent:
0:51ac1d130fd4
Synchronized with git revision fec574a5ed6db26aca1b13992ff271bf527d4a0d

Full URL: https://github.com/mbedmicro/mbed/commit/fec574a5ed6db26aca1b13992ff271bf527d4a0d/

Increased allocated netbufs to handle DTLS handshakes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:51ac1d130fd4 1 /*
mbed_official 0:51ac1d130fd4 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
mbed_official 0:51ac1d130fd4 3 * All rights reserved.
mbed_official 0:51ac1d130fd4 4 *
mbed_official 0:51ac1d130fd4 5 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 0:51ac1d130fd4 6 * are permitted provided that the following conditions are met:
mbed_official 0:51ac1d130fd4 7 *
mbed_official 0:51ac1d130fd4 8 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 0:51ac1d130fd4 9 * this list of conditions and the following disclaimer.
mbed_official 0:51ac1d130fd4 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 0:51ac1d130fd4 11 * this list of conditions and the following disclaimer in the documentation
mbed_official 0:51ac1d130fd4 12 * and/or other materials provided with the distribution.
mbed_official 0:51ac1d130fd4 13 * 3. The name of the author may not be used to endorse or promote products
mbed_official 0:51ac1d130fd4 14 * derived from this software without specific prior written permission.
mbed_official 0:51ac1d130fd4 15 *
mbed_official 0:51ac1d130fd4 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
mbed_official 0:51ac1d130fd4 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
mbed_official 0:51ac1d130fd4 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
mbed_official 0:51ac1d130fd4 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
mbed_official 0:51ac1d130fd4 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
mbed_official 0:51ac1d130fd4 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
mbed_official 0:51ac1d130fd4 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
mbed_official 0:51ac1d130fd4 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
mbed_official 0:51ac1d130fd4 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
mbed_official 0:51ac1d130fd4 25 * OF SUCH DAMAGE.
mbed_official 0:51ac1d130fd4 26 *
mbed_official 0:51ac1d130fd4 27 * This file is part of the lwIP TCP/IP stack.
mbed_official 0:51ac1d130fd4 28 *
mbed_official 0:51ac1d130fd4 29 * Author: Adam Dunkels <adam@sics.se>
mbed_official 0:51ac1d130fd4 30 *
mbed_official 0:51ac1d130fd4 31 */
mbed_official 0:51ac1d130fd4 32 #ifndef __LWIP_DEBUG_H__
mbed_official 0:51ac1d130fd4 33 #define __LWIP_DEBUG_H__
mbed_official 0:51ac1d130fd4 34
mbed_official 0:51ac1d130fd4 35 #include "lwip/arch.h"
mbed_official 0:51ac1d130fd4 36
mbed_official 0:51ac1d130fd4 37 /** lower two bits indicate debug level
mbed_official 0:51ac1d130fd4 38 * - 0 all
mbed_official 0:51ac1d130fd4 39 * - 1 warning
mbed_official 0:51ac1d130fd4 40 * - 2 serious
mbed_official 0:51ac1d130fd4 41 * - 3 severe
mbed_official 0:51ac1d130fd4 42 */
mbed_official 0:51ac1d130fd4 43 #define LWIP_DBG_LEVEL_ALL 0x00
mbed_official 0:51ac1d130fd4 44 #define LWIP_DBG_LEVEL_OFF LWIP_DBG_LEVEL_ALL /* compatibility define only */
mbed_official 0:51ac1d130fd4 45 #define LWIP_DBG_LEVEL_WARNING 0x01 /* bad checksums, dropped packets, ... */
mbed_official 0:51ac1d130fd4 46 #define LWIP_DBG_LEVEL_SERIOUS 0x02 /* memory allocation failures, ... */
mbed_official 0:51ac1d130fd4 47 #define LWIP_DBG_LEVEL_SEVERE 0x03
mbed_official 0:51ac1d130fd4 48 #define LWIP_DBG_MASK_LEVEL 0x03
mbed_official 0:51ac1d130fd4 49
mbed_official 0:51ac1d130fd4 50 /** flag for LWIP_DEBUGF to enable that debug message */
mbed_official 0:51ac1d130fd4 51 #define LWIP_DBG_ON 0x80U
mbed_official 0:51ac1d130fd4 52 /** flag for LWIP_DEBUGF to disable that debug message */
mbed_official 0:51ac1d130fd4 53 #define LWIP_DBG_OFF 0x00U
mbed_official 0:51ac1d130fd4 54
mbed_official 0:51ac1d130fd4 55 /** flag for LWIP_DEBUGF indicating a tracing message (to follow program flow) */
mbed_official 0:51ac1d130fd4 56 #define LWIP_DBG_TRACE 0x40U
mbed_official 0:51ac1d130fd4 57 /** flag for LWIP_DEBUGF indicating a state debug message (to follow module states) */
mbed_official 0:51ac1d130fd4 58 #define LWIP_DBG_STATE 0x20U
mbed_official 0:51ac1d130fd4 59 /** flag for LWIP_DEBUGF indicating newly added code, not thoroughly tested yet */
mbed_official 0:51ac1d130fd4 60 #define LWIP_DBG_FRESH 0x10U
mbed_official 0:51ac1d130fd4 61 /** flag for LWIP_DEBUGF to halt after printing this debug message */
mbed_official 0:51ac1d130fd4 62 #define LWIP_DBG_HALT 0x08U
mbed_official 0:51ac1d130fd4 63
mbed_official 0:51ac1d130fd4 64 #ifndef LWIP_NOASSERT
mbed_official 0:51ac1d130fd4 65 #define LWIP_ASSERT(message, assertion) do { if(!(assertion)) \
mbed_official 0:51ac1d130fd4 66 LWIP_PLATFORM_ASSERT(message); } while(0)
mbed_official 0:51ac1d130fd4 67 #else /* LWIP_NOASSERT */
mbed_official 0:51ac1d130fd4 68 #define LWIP_ASSERT(message, assertion)
mbed_official 0:51ac1d130fd4 69 #endif /* LWIP_NOASSERT */
mbed_official 0:51ac1d130fd4 70
mbed_official 0:51ac1d130fd4 71 /** if "expression" isn't true, then print "message" and execute "handler" expression */
mbed_official 0:51ac1d130fd4 72 #ifndef LWIP_ERROR
mbed_official 0:51ac1d130fd4 73 #define LWIP_ERROR(message, expression, handler) do { if (!(expression)) { \
mbed_official 0:51ac1d130fd4 74 LWIP_PLATFORM_ASSERT(message); handler;}} while(0)
mbed_official 0:51ac1d130fd4 75 #endif /* LWIP_ERROR */
mbed_official 0:51ac1d130fd4 76
mbed_official 0:51ac1d130fd4 77 #ifdef LWIP_DEBUG
mbed_official 0:51ac1d130fd4 78 /** print debug message only if debug message type is enabled...
mbed_official 0:51ac1d130fd4 79 * AND is of correct type AND is at least LWIP_DBG_LEVEL
mbed_official 0:51ac1d130fd4 80 */
mbed_official 0:51ac1d130fd4 81 #define LWIP_DEBUGF(debug, message) do { \
mbed_official 0:51ac1d130fd4 82 if ( \
mbed_official 0:51ac1d130fd4 83 ((debug) & LWIP_DBG_ON) && \
mbed_official 0:51ac1d130fd4 84 ((debug) & LWIP_DBG_TYPES_ON) && \
mbed_official 0:51ac1d130fd4 85 ((s16_t)((debug) & LWIP_DBG_MASK_LEVEL) >= LWIP_DBG_MIN_LEVEL)) { \
mbed_official 0:51ac1d130fd4 86 LWIP_PLATFORM_DIAG(message); \
mbed_official 0:51ac1d130fd4 87 if ((debug) & LWIP_DBG_HALT) { \
mbed_official 0:51ac1d130fd4 88 while(1); \
mbed_official 0:51ac1d130fd4 89 } \
mbed_official 0:51ac1d130fd4 90 } \
mbed_official 0:51ac1d130fd4 91 } while(0)
mbed_official 0:51ac1d130fd4 92
mbed_official 0:51ac1d130fd4 93 #else /* LWIP_DEBUG */
mbed_official 0:51ac1d130fd4 94 #define LWIP_DEBUGF(debug, message)
mbed_official 0:51ac1d130fd4 95 #endif /* LWIP_DEBUG */
mbed_official 0:51ac1d130fd4 96
mbed_official 0:51ac1d130fd4 97 #endif /* __LWIP_DEBUG_H__ */
mbed_official 0:51ac1d130fd4 98