LwIP with PPP & Ethernet integration

Dependents:   NetworkingCoreLib

This is the mbed port of the LwIP stack: http://savannah.nongnu.org/projects/lwip/

It includes contributed content from NXP's port for LPCxxxx devices: http://www.lpcware.com/content/project/lightweight-ip-lwip-networking-stack

Licence

LwIP is licenced under the BSD licence:

Copyright (c) 2001-2004 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:
donatien
Date:
Thu May 24 15:53:48 2012 +0000
Revision:
0:8e01dca41002
Merge with Emilio's LwIp

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:8e01dca41002 1 /*
donatien 0:8e01dca41002 2 * Redistribution and use in source and binary forms, with or without modification,
donatien 0:8e01dca41002 3 * are permitted provided that the following conditions are met:
donatien 0:8e01dca41002 4 *
donatien 0:8e01dca41002 5 * 1. Redistributions of source code must retain the above copyright notice,
donatien 0:8e01dca41002 6 * this list of conditions and the following disclaimer.
donatien 0:8e01dca41002 7 * 2. Redistributions in binary form must reproduce the above copyright notice,
donatien 0:8e01dca41002 8 * this list of conditions and the following disclaimer in the documentation
donatien 0:8e01dca41002 9 * and/or other materials provided with the distribution.
donatien 0:8e01dca41002 10 * 3. The name of the author may not be used to endorse or promote products
donatien 0:8e01dca41002 11 * derived from this software without specific prior written permission.
donatien 0:8e01dca41002 12 *
donatien 0:8e01dca41002 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
donatien 0:8e01dca41002 14 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
donatien 0:8e01dca41002 15 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
donatien 0:8e01dca41002 16 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
donatien 0:8e01dca41002 17 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
donatien 0:8e01dca41002 18 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
donatien 0:8e01dca41002 19 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
donatien 0:8e01dca41002 20 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
donatien 0:8e01dca41002 21 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
donatien 0:8e01dca41002 22 * OF SUCH DAMAGE.
donatien 0:8e01dca41002 23 *
donatien 0:8e01dca41002 24 * This file is part of the lwIP TCP/IP stack.
donatien 0:8e01dca41002 25 *
donatien 0:8e01dca41002 26 * Author: Simon Goldschmidt
donatien 0:8e01dca41002 27 *
donatien 0:8e01dca41002 28 */
donatien 0:8e01dca41002 29 #ifndef __LWIP_NETDB_H__
donatien 0:8e01dca41002 30 #define __LWIP_NETDB_H__
donatien 0:8e01dca41002 31
donatien 0:8e01dca41002 32 #include "lwip/opt.h"
donatien 0:8e01dca41002 33
donatien 0:8e01dca41002 34 #if LWIP_DNS && LWIP_SOCKET
donatien 0:8e01dca41002 35
donatien 0:8e01dca41002 36 #include <stddef.h> /* for size_t */
donatien 0:8e01dca41002 37
donatien 0:8e01dca41002 38 #include "lwip/inet.h"
donatien 0:8e01dca41002 39 #include "lwip/sockets.h"
donatien 0:8e01dca41002 40
donatien 0:8e01dca41002 41 #ifdef __cplusplus
donatien 0:8e01dca41002 42 extern "C" {
donatien 0:8e01dca41002 43 #endif
donatien 0:8e01dca41002 44
donatien 0:8e01dca41002 45 /* some rarely used options */
donatien 0:8e01dca41002 46 #ifndef LWIP_DNS_API_DECLARE_H_ERRNO
donatien 0:8e01dca41002 47 #define LWIP_DNS_API_DECLARE_H_ERRNO 1
donatien 0:8e01dca41002 48 #endif
donatien 0:8e01dca41002 49
donatien 0:8e01dca41002 50 #ifndef LWIP_DNS_API_DEFINE_ERRORS
donatien 0:8e01dca41002 51 #define LWIP_DNS_API_DEFINE_ERRORS 1
donatien 0:8e01dca41002 52 #endif
donatien 0:8e01dca41002 53
donatien 0:8e01dca41002 54 #ifndef LWIP_DNS_API_DECLARE_STRUCTS
donatien 0:8e01dca41002 55 #define LWIP_DNS_API_DECLARE_STRUCTS 1
donatien 0:8e01dca41002 56 #endif
donatien 0:8e01dca41002 57
donatien 0:8e01dca41002 58 #if LWIP_DNS_API_DEFINE_ERRORS
donatien 0:8e01dca41002 59 /** Errors used by the DNS API functions, h_errno can be one of them */
donatien 0:8e01dca41002 60 #define EAI_NONAME 200
donatien 0:8e01dca41002 61 #define EAI_SERVICE 201
donatien 0:8e01dca41002 62 #define EAI_FAIL 202
donatien 0:8e01dca41002 63 #define EAI_MEMORY 203
donatien 0:8e01dca41002 64
donatien 0:8e01dca41002 65 #define HOST_NOT_FOUND 210
donatien 0:8e01dca41002 66 #define NO_DATA 211
donatien 0:8e01dca41002 67 #define NO_RECOVERY 212
donatien 0:8e01dca41002 68 #define TRY_AGAIN 213
donatien 0:8e01dca41002 69 #endif /* LWIP_DNS_API_DEFINE_ERRORS */
donatien 0:8e01dca41002 70
donatien 0:8e01dca41002 71 #if LWIP_DNS_API_DECLARE_STRUCTS
donatien 0:8e01dca41002 72 struct hostent {
donatien 0:8e01dca41002 73 char *h_name; /* Official name of the host. */
donatien 0:8e01dca41002 74 char **h_aliases; /* A pointer to an array of pointers to alternative host names,
donatien 0:8e01dca41002 75 terminated by a null pointer. */
donatien 0:8e01dca41002 76 int h_addrtype; /* Address type. */
donatien 0:8e01dca41002 77 int h_length; /* The length, in bytes, of the address. */
donatien 0:8e01dca41002 78 char **h_addr_list; /* A pointer to an array of pointers to network addresses (in
donatien 0:8e01dca41002 79 network byte order) for the host, terminated by a null pointer. */
donatien 0:8e01dca41002 80 #define h_addr h_addr_list[0] /* for backward compatibility */
donatien 0:8e01dca41002 81 };
donatien 0:8e01dca41002 82
donatien 0:8e01dca41002 83 struct addrinfo {
donatien 0:8e01dca41002 84 int ai_flags; /* Input flags. */
donatien 0:8e01dca41002 85 int ai_family; /* Address family of socket. */
donatien 0:8e01dca41002 86 int ai_socktype; /* Socket type. */
donatien 0:8e01dca41002 87 int ai_protocol; /* Protocol of socket. */
donatien 0:8e01dca41002 88 socklen_t ai_addrlen; /* Length of socket address. */
donatien 0:8e01dca41002 89 struct sockaddr *ai_addr; /* Socket address of socket. */
donatien 0:8e01dca41002 90 char *ai_canonname; /* Canonical name of service location. */
donatien 0:8e01dca41002 91 struct addrinfo *ai_next; /* Pointer to next in list. */
donatien 0:8e01dca41002 92 };
donatien 0:8e01dca41002 93 #endif /* LWIP_DNS_API_DECLARE_STRUCTS */
donatien 0:8e01dca41002 94
donatien 0:8e01dca41002 95 #if LWIP_DNS_API_DECLARE_H_ERRNO
donatien 0:8e01dca41002 96 /* application accessable error code set by the DNS API functions */
donatien 0:8e01dca41002 97 extern int h_errno;
donatien 0:8e01dca41002 98 #endif /* LWIP_DNS_API_DECLARE_H_ERRNO*/
donatien 0:8e01dca41002 99
donatien 0:8e01dca41002 100 struct hostent *lwip_gethostbyname(const char *name);
donatien 0:8e01dca41002 101 int lwip_gethostbyname_r(const char *name, struct hostent *ret, char *buf,
donatien 0:8e01dca41002 102 size_t buflen, struct hostent **result, int *h_errnop);
donatien 0:8e01dca41002 103 void lwip_freeaddrinfo(struct addrinfo *ai);
donatien 0:8e01dca41002 104 int lwip_getaddrinfo(const char *nodename,
donatien 0:8e01dca41002 105 const char *servname,
donatien 0:8e01dca41002 106 const struct addrinfo *hints,
donatien 0:8e01dca41002 107 struct addrinfo **res);
donatien 0:8e01dca41002 108
donatien 0:8e01dca41002 109 #if LWIP_COMPAT_SOCKETS
donatien 0:8e01dca41002 110 #define gethostbyname(name) lwip_gethostbyname(name)
donatien 0:8e01dca41002 111 #define gethostbyname_r(name, ret, buf, buflen, result, h_errnop) \
donatien 0:8e01dca41002 112 lwip_gethostbyname_r(name, ret, buf, buflen, result, h_errnop)
donatien 0:8e01dca41002 113 #define freeaddrinfo(addrinfo) lwip_freeaddrinfo(addrinfo)
donatien 0:8e01dca41002 114 #define getaddrinfo(nodname, servname, hints, res) \
donatien 0:8e01dca41002 115 lwip_getaddrinfo(nodname, servname, hints, res)
donatien 0:8e01dca41002 116 #endif /* LWIP_COMPAT_SOCKETS */
donatien 0:8e01dca41002 117
donatien 0:8e01dca41002 118 #ifdef __cplusplus
donatien 0:8e01dca41002 119 }
donatien 0:8e01dca41002 120 #endif
donatien 0:8e01dca41002 121
donatien 0:8e01dca41002 122 #endif /* LWIP_DNS && LWIP_SOCKET */
donatien 0:8e01dca41002 123
donatien 0:8e01dca41002 124 #endif /* __LWIP_NETDB_H__ */