add ipv6 support

This commit is contained in:
hduffddybz
2014-08-26 22:32:40 -08:00
parent e9a55a4595
commit 53ff02b563
206 changed files with 95134 additions and 0 deletions
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/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
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src/ - The source code for the lwIP TCP/IP stack.
doc/ - The documentation for lwIP.
See also the FILES file in each subdirectory.
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INTRODUCTION
lwIP is a small independent implementation of the TCP/IP protocol
suite that has been developed by Adam Dunkels at the Computer and
Networks Architectures (CNA) lab at the Swedish Institute of Computer
Science (SICS).
The focus of the lwIP TCP/IP implementation is to reduce the RAM usage
while still having a full scale TCP. This making lwIP suitable for use
in embedded systems with tens of kilobytes of free RAM and room for
around 40 kilobytes of code ROM.
FEATURES
* IP (Internet Protocol) including packet forwarding over multiple network
interfaces
* ICMP (Internet Control Message Protocol) for network maintenance and debugging
* IGMP (Internet Group Management Protocol) for multicast traffic management
* UDP (User Datagram Protocol) including experimental UDP-lite extensions
* TCP (Transmission Control Protocol) with congestion control, RTT estimation
and fast recovery/fast retransmit
* Specialized raw/native API for enhanced performance
* Optional Berkeley-like socket API
* DNS (Domain names resolver)
* SNMP (Simple Network Management Protocol)
* DHCP (Dynamic Host Configuration Protocol)
* AUTOIP (for IPv4, conform with RFC 3927)
* PPP (Point-to-Point Protocol)
* ARP (Address Resolution Protocol) for Ethernet
LICENSE
lwIP is freely available under a BSD license.
DEVELOPMENT
lwIP has grown into an excellent TCP/IP stack for embedded devices,
and developers using the stack often submit bug fixes, improvements,
and additions to the stack to further increase its usefulness.
Development of lwIP is hosted on Savannah, a central point for
software development, maintenance and distribution. Everyone can
help improve lwIP by use of Savannah's interface, CVS and the
mailing list. A core team of developers will commit changes to the
CVS source tree.
The lwIP TCP/IP stack is maintained in the 'lwip' CVS module and
contributions (such as platform ports) are in the 'contrib' module.
See doc/savannah.txt for details on CVS server access for users and
developers.
Last night's CVS tar ball can be downloaded from:
http://savannah.gnu.org/cvs.backups/lwip.tar.gz [CHANGED - NEEDS FIXING]
The current CVS trees are web-browsable:
http://savannah.nongnu.org/cgi-bin/viewcvs/lwip/lwip/
http://savannah.nongnu.org/cgi-bin/viewcvs/lwip/contrib/
Submit patches and bugs via the lwIP project page:
http://savannah.nongnu.org/projects/lwip/
DOCUMENTATION
The original out-dated homepage of lwIP and Adam Dunkels' papers on
lwIP are at the official lwIP home page:
http://www.sics.se/~adam/lwip/
Self documentation of the source code is regularly extracted from the
current CVS sources and is available from this web page:
http://www.nongnu.org/lwip/
There is now a constantly growin wiki about lwIP at
http://lwip.wikia.com/wiki/LwIP_Wiki
Also, there are mailing lists you can subscribe at
http://savannah.nongnu.org/mail/?group=lwip
plus searchable archives:
http://lists.nongnu.org/archive/html/lwip-users/
http://lists.nongnu.org/archive/html/lwip-devel/
Reading Adam's papers, the files in docs/, browsing the source code
documentation and browsing the mailing list archives is a good way to
become familiar with the design of lwIP.
Adam Dunkels <adam@sics.se>
Leon Woestenberg <leon.woestenberg@gmx.net>
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Import('RTT_ROOT')
from building import *
src = Split("""
src/api/api_lib.c
src/api/api_msg.c
src/api/err.c
src/api/netbuf.c
src/api/netdb.c
src/api/netifapi.c
src/api/sockets.c
src/api/tcpip.c
src/api/pppapi.c
src/arch/sys_arch.c
src/core/def.c
src/core/dhcp.c
src/core/dns.c
src/core/init.c
src/core/mem.c
src/core/memp.c
src/core/netif.c
src/core/pbuf.c
src/core/raw.c
src/core/stats.c
src/core/sys.c
src/core/tcp.c
src/core/tcp_in.c
src/core/tcp_out.c
src/core/timers.c
src/core/udp.c
src/core/inet_chksum.c
src/core/ipv4/autoip.c
src/core/ipv4/icmp.c
src/core/ipv4/igmp.c
src/core/ipv4/ip4.c
src/core/ipv4/ip4_addr.c
src/core/ipv4/ip_frag.c
src/core/ipv6/dhcp6.c
src/core/ipv6/ethip6.c
src/core/ipv6/icmp6.c
src/core/ipv6/inet6.c
src/core/ipv6/ip6_addr.c
src/core/ipv6/ip6.c
src/core/ipv6/ip6_frag.c
src/core/ipv6/mld6.c
src/core/ipv6/nd6.c
src/netif/etharp.c
src/netif/ethernetif.c
src/netif/slipif.c
""")
snmp_src = Split("""
src/core/snmp/asn1_dec.c
src/core/snmp/asn1_enc.c
src/core/snmp/mib2.c
src/core/snmp/mib_structs.c
src/core/snmp/msg_in.c
src/core/snmp/msg_out.c
""")
ppp_src = Split("""
src/netif/ppp/auth.c
src/netif/ppp/ccp.c
src/netif/ppp/chap_ms.c
src/netif/ppp/chap_md5.c
src/netif/ppp/chap_new.c
src/netif/ppp/demand.c
src/netif/ppp/eap.c
src/netif/ppp/ecp.c
src/netif/ppp/eui64.c
src/netif/ppp/fsm.c
src/netif/ppp/ipcp.c
src/netif/ppp/ipv6cp.c
src/netif/ppp/lcp.c
src/netif/ppp/magic.c
src/netif/ppp/multilink.c
src/netif/ppp/ppp.c
src/netif/ppp/pppcrypt.c
src/netif/ppp/pppoe.c
src/netif/ppp/pppol2tp.c
src/netif/ppp/upap.c
src/netif/ppp/utils.c
src/netif/ppp/vj.c
src/netif/ppp/polarssl/des.c
src/netif/ppp/polarssl/md4.c
src/netif/ppp/polarssl/md5.c
src/netif/ppp/polarssl/sha1.c
""")
# The set of source files associated with this SConscript file.
path = [GetCurrentDir() + '/src',
GetCurrentDir() + '/src/include',
GetCurrentDir() + '/src/include/ipv4',
GetCurrentDir() + '/src/include/ipv6',
GetCurrentDir() + '/src/arch/include',
GetCurrentDir() + '/src/include/netif']
if GetDepend(['RT_LWIP_SNMP']):
src += snmp_src
if GetDepend(['RT_LWIP_PPP']):
src += ppp_src
path += [GetCurrentDir() + '/src/netif/ppp']
# For testing apps
if GetDepend(['RT_USING_NETUTILS']):
src += Glob('./apps/*.c')
group = DefineGroup('LwIP', src, depend = ['RT_USING_LWIP', 'RT_USING_LWIP_HEAD'], CPPPATH = path)
Return('group')
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This file lists major changes between release versions that require
ports or applications to be changed. Use it to update a port or an
application written for an older version of lwIP to correctly work
with newer versions.
(CVS HEAD)
* [Enter new changes just after this line - do not remove this line]
++ Application changes:
* Replaced struct ip_addr by typedef ip_addr_t (struct ip_addr is kept for
compatibility to old applications, but will be removed in the future).
* Renamed mem_realloc() to mem_trim() to prevent confusion with realloc()
+++ Raw API:
* Changed the semantics of tcp_close() (since it was rather a
shutdown before): Now the application does *NOT* get any calls to the recv
callback (aside from NULL/closed) after calling tcp_close()
* When calling tcp_abort() from a raw API TCP callback function,
make sure you return ERR_ABRT to prevent accessing unallocated memory.
(ERR_ABRT now means the applicaiton has called tcp_abort!)
+++ Netconn API:
* Changed netconn_receive() and netconn_accept() to return
err_t, not a pointer to new data/netconn.
+++ Socket API:
* LWIP_SO_RCVTIMEO: when accept() or recv() time out, they
now set errno to EWOULDBLOCK/EAGAIN, not ETIMEDOUT.
* Added a minimal version of posix fctl() to have a
standardised way to set O_NONBLOCK for nonblocking sockets.
+++ all APIs:
* correctly implemented SO(F)_REUSEADDR
++ Port changes
+++ new files:
* Added 4 new files: def.c, timers.c, timers.h, tcp_impl.h:
* Moved stack-internal parts of tcp.h to tcp_impl.h, tcp.h now only contains
the actual application programmer's API
* Separated timer implementation from sys.h/.c, moved to timers.h/.c;
Added timer implementation for NO_SYS==1, set NO_SYS_NO_TIMERS==1 if you
still want to use your own timer implementation for NO_SYS==0 (as before).
+++ sys layer:
* Converted mbox- and semaphore-functions to take pointers to sys_mbox_t/
sys_sem_t;
* Converted sys_mbox_new/sys_sem_new to take pointers and return err_t;
* Added Mutex concept in sys_arch (define LWIP_COMPAT_MUTEX to let sys.h use
binary semaphores instead of mutexes - as before)
+++ new options:
* Don't waste memory when chaining segments, added option TCP_OVERSIZE to
prevent creating many small pbufs when calling tcp_write with many small
blocks of data. Instead, pbufs are allocated larger than needed and the
space is used for later calls to tcp_write.
* Added LWIP_NETIF_TX_SINGLE_PBUF to always copy to try to create single pbufs
in tcp_write/udp_send.
* Added an additional option LWIP_ETHERNET to support ethernet without ARP
(necessary for pure PPPoE)
* Add MEMP_SEPARATE_POOLS to place memory pools in separate arrays. This may
be used to place these pools into user-defined memory by using external
declaration.
* Added TCP_SNDQUEUELOWAT corresponding to TCP_SNDLOWAT
+++ new pools:
* Netdb uses a memp pool for allocating memory when getaddrinfo() is called,
so MEMP_NUM_NETDB has to be set accordingly.
* DNS_LOCAL_HOSTLIST_IS_DYNAMIC uses a memp pool instead of the heap, so
MEMP_NUM_LOCALHOSTLIST has to be set accordingly.
* Snmp-agent uses a memp pools instead of the heap, so MEMP_NUM_SNMP_* have
to be set accordingly.
* PPPoE uses a MEMP pool instead of the heap, so MEMP_NUM_PPPOE_INTERFACES
has to be set accordingly
* Integrated loopif into netif.c - loopif does not have to be created by the
port any more, just define LWIP_HAVE_LOOPIF to 1.
* Added define LWIP_RAND() for lwip-wide randomization (needs to be defined
in cc.h, e.g. used by igmp)
* Added printf-formatter X8_F to printf u8_t as hex
* The heap now may be moved to user-defined memory by defining
LWIP_RAM_HEAP_POINTER as a void pointer to that memory's address
* added autoip_set_struct() and dhcp_set_struct() to let autoip and dhcp work
with user-allocated structs instead of calling mem_malloc
* Added const char* name to mem- and memp-stats for easier debugging.
* Calculate the TCP/UDP checksum while copying to only fetch data once:
Define LWIP_CHKSUM_COPY to a memcpy-like function that returns the checksum
* Added SO_REUSE_RXTOALL to pass received UDP broadcast/multicast packets to
more than one pcb.
* Changed the semantics of ARP_QUEUEING==0: ARP_QUEUEING now cannot be turned
off any more, if this is set to 0, only one packet (the most recent one) is
queued (like demanded by RFC 1122).
++ Major bugfixes/improvements
* Implemented tcp_shutdown() to only shut down one end of a connection
* Implemented shutdown() at socket- and netconn-level
* Added errorset support to select() + improved select speed overhead
* Merged pppd to v2.3.11 (including some backported bugfixes from 2.4.x)
* Added timer implementation for NO_SYS==1 (may be disabled with NO_SYS_NO_TIMERS==1
* Use macros defined in ip_addr.h to work with IP addresses
* Implemented many nonblocking socket/netconn functions
* Fixed ARP input processing: only add a new entry if a request was directed as us
* mem_realloc() to mem_trim() to prevent confusion with realloc()
* Some improvements for AutoIP (don't route/forward link-local addresses, don't break
existing connections when assigning a routable address)
* Correctly handle remote side overrunning our rcv_wnd in ooseq case
* Removed packing from ip_addr_t, the packed version is now only used in protocol headers
* Corrected PBUF_POOL_BUFSIZE for ports where ETH_PAD_SIZE > 0
* Added support for static ARP table entries
(STABLE-1.3.2)
* initial version of this file
@@ -0,0 +1,78 @@
#include <rtthread.h>
#include <lwip/netdb.h>
#include <lwip/sockets.h>
#define SERV_PORT 12345
#define SERVADDR "4006:e024:680:c6e:223:8bff:fe59:de90" // Do not use link-local address, lwip-head did not implement it.
#define BUF_SIZE 1024
static const char send_data[] = "This is TCP Client from RT-Thread.";
void tcpclient6(void)
{
char* recv_data;
int sockfd, bytes_received;
struct sockaddr_in6 server_addr6;
int status = 0;
recv_data = rt_malloc(BUF_SIZE);
if(recv_data == RT_NULL)
{
rt_kprintf("No memory\n");
return ;
}
if((sockfd = socket(PF_INET6, SOCK_STREAM, 0)) == -1)
{
rt_kprintf("Socket error\n");
rt_free(recv_data);
return ;
}
memset(&server_addr6, 0, sizeof(server_addr6));
server_addr6.sin6_family = AF_INET6;
server_addr6.sin6_port = htons(SERV_PORT);
if(inet_pton(AF_INET6, SERVADDR, &server_addr6.sin6_addr.s6_addr) != 1)
{
rt_kprintf("inet_pton() error\n");
rt_free(recv_data);
return ;
}
status = connect(sockfd, (struct sockaddr *)&server_addr6, sizeof(server_addr6));
if(status < 0)
{
rt_kprintf("Connect error:%d\n", status);
rt_free(recv_data);
return ;
}
while(1)
{
bytes_received = recv(sockfd, recv_data, BUF_SIZE -1, 0);
if(bytes_received <= 0)
{
closesocket(sockfd);
rt_free(recv_data);
break;
}
recv_data[bytes_received] = '\0';
if(strcmp(recv_data, "q") == 0 || strcmp(recv_data, "Q") == 0)
{
closesocket(sockfd);
rt_free(recv_data);
break;
}
else
{
rt_kprintf("\nReceived data = %s ", recv_data);
}
send(sockfd, send_data, strlen(send_data), 0);
}
return;
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(tcpclient6, startup tcp client via ipv6);
#endif
@@ -0,0 +1,43 @@
#include <rtthread.h>
#include <finsh.h>
#include <lwip/api.h>
#define TCP_ECHO_PORT 10001
void tcpecho6(void)
{
struct netconn *conn, *newconn;
err_t err;
conn = netconn_new(NETCONN_TCP_IPV6);
netconn_bind_ip6(conn, IP6_ADDR_ANY, TCP_ECHO_PORT);
netconn_listen(conn);
while(1)
{
err = netconn_accept(conn, &newconn);
if(err == ERR_OK)
{
struct netbuf *buf;
void *data;
u16_t len;
while(netconn_recv(newconn, &buf) == ERR_OK)
{
do
{
netbuf_data(buf, &data, &len);
err = netconn_write(newconn, data, len, NETCONN_COPY);
if(err != ERR_OK)
rt_kprintf("netconn_write() error\n");
}while(netbuf_next(buf) >= 0);
netbuf_delete(buf);
}
netconn_delete(newconn);
}
}
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(tcpecho6, startup tcp echo server via ipv6);
#endif
@@ -0,0 +1,95 @@
#include <rtthread.h>
#include <lwip/sockets.h>
#define SERV_PORT 10001
#define BUF_SIZE 1024
#define BACKLOG 5
static const char send_data[] = "This is TCP Server from RT-Thread.";
void tcpserver6(void)
{
int sockfd, clientfd;
struct sockaddr_in6 server_addr6, client_addr6;
int bytes_received;
char *recv_data;
rt_uint32_t sin_size;
rt_bool_t stop = RT_FALSE;
recv_data = rt_malloc(BUF_SIZE);
if(recv_data == RT_NULL)
{
rt_kprintf("No memory\n");
return ;
}
if((sockfd = socket(PF_INET6, SOCK_STREAM, 0)) == -1)
{
rt_kprintf("Socket error\n");
rt_free(recv_data);
return ;
}
server_addr6.sin6_family = AF_INET6;
memcpy(server_addr6.sin6_addr.s6_addr, IP6_ADDR_ANY, 16);
server_addr6.sin6_port = htons(SERV_PORT);
if(bind(sockfd, (struct sockaddr *)&server_addr6, sizeof(struct sockaddr)) == -1)
{
rt_kprintf("Bind error\n");
rt_free(recv_data);
return ;
}
if(listen(sockfd, BACKLOG) == -1)
{
rt_kprintf("Listen error\n");
rt_free(recv_data);
return ;
}
rt_sprintf(recv_data, "%4d", SERV_PORT);
rt_kprintf("\nTCPServer Waiting for client on port %s...\n", recv_data);
while(stop != RT_TRUE)
{
sin_size = sizeof(struct sockaddr_in6);
clientfd = accept(sockfd, (struct sockaddr *)&client_addr6, &sin_size);
rt_kprintf("I got a connection from (IP:%s, PORT:%d\n)", inet6_ntoa(client_addr6.sin6_addr), ntohs(client_addr6.sin6_port));
while(1)
{
send(clientfd, send_data, strlen(send_data), 0);
bytes_received = recv(clientfd, recv_data, BUF_SIZE, 0);
if(bytes_received <= 0)
{
closesocket(clientfd);
break;
}
recv_data[bytes_received] = '\0';
if(strcmp(recv_data, "q") == 0 || strcmp(recv_data, "Q") == 0)
{
closesocket(clientfd);
break;
}
else if(strcmp(recv_data, "exit") == 0)
{
closesocket(clientfd);
stop = RT_TRUE;
break;
}
else
{
rt_kprintf("RECEIVED DATA = %s\n", recv_data);
}
}
}
closesocket(sockfd);
rt_free(recv_data);
return ;
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(tcpserver6, start tcp server via ipv6 );
#endif
@@ -0,0 +1,63 @@
#include <rtthread.h>
#include <lwip/netdb.h>
#include <lwip/sockets.h>
#define SERV_PORT 22345
#define SERVADDR "4006:e024:680:c6e:223:8bff:fe59:de90"
#define BUF_SIZE 1024
static const char send_data[] = "This is UDP Client from RT-Thread.";
void udpclient6(void)
{
char *recv_data;
int sockfd;
struct sockaddr_in6 server_addr6, client_addr6;
socklen_t clientlen;
recv_data = rt_malloc(BUF_SIZE);
if(recv_data == RT_NULL)
{
rt_kprintf("No memory\n");
return ;
}
if((sockfd = socket(PF_INET6, SOCK_DGRAM, 0)) == -1)
{
rt_kprintf("Socket error\n");
rt_free(recv_data);
return ;
}
memset(&server_addr6, 0, sizeof(server_addr6));
server_addr6.sin6_family = AF_INET6;
server_addr6.sin6_port = htons(SERV_PORT);
if(inet_pton(AF_INET6, SERVADDR, &server_addr6.sin6_addr.s6_addr) != 1)
{
rt_kprintf("inet_pton() error\n");
rt_free(recv_data);
return ;
}
if(sendto(sockfd, send_data, sizeof(recv_data), 0, (struct sockaddr *)&server_addr6, sizeof(server_addr6)) < 0)
{
rt_kprintf("Sendto error\n");
rt_free(recv_data);
return ;
}
rt_kprintf("Waiting for a reply...\n");
clientlen = sizeof(client_addr6);
if(recvfrom(sockfd, recv_data, BUF_SIZE, 0, (struct sockaddr *)&client_addr6, &clientlen) < 0)
{
rt_kprintf("Recvfrom error\n");
rt_free(recv_data);
return ;
}
rt_kprintf("got '%s'\n", recv_data);
closesocket(sockfd);
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(udpclient6, start udp server via ipv6);
#endif
@@ -0,0 +1,32 @@
#include <rtthread.h>
#include <finsh.h>
#include <lwip/api.h>
#define UDP_ECHO_PORT 10002
void udpecho6(void)
{
struct netconn *conn, *newconn;
struct netbuf *buf;
struct ip6_addr *addr6;
unsigned short port;
err_t err;
conn = netconn_new(NETCONN_UDP_IPV6);
netconn_bind_ip6(conn, IP6_ADDR_ANY, UDP_ECHO_PORT);
while(1)
{
netconn_recv(conn, &buf);
addr6 = netbuf_fromaddr_ip6(buf);
port = netbuf_fromport(buf);
netconn_connect_ip6(conn, addr6, port);
netconn_sendto_ip6(conn, buf, addr6, port);
netbuf_delete(buf);
}
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(udpecho6, startup udpecho via ipv6);
#endif
@@ -0,0 +1,66 @@
#include <rtthread.h>
#include <lwip/sockets.h>
#define SERV_PORT 10012
#define BUF_SIZE 1024
static const char send_data[] = "This is UDP Server from RT-Thread.";
void udpserver6(void)
{
int sockfd;
struct sockaddr_in6 server_addr6;
struct sockaddr_in6 client_addr6;
int bytes_read;
char *recv_data;
rt_uint32_t addr_len;
recv_data = rt_malloc(BUF_SIZE);
if(recv_data == RT_NULL)
{
rt_kprintf("No memory\n");
return ;
}
if((sockfd = socket(AF_INET6, SOCK_DGRAM, 0)) == -1)
{
rt_kprintf("Socket error\n");
rt_free(recv_data);
return ;
}
server_addr6.sin6_family = AF_INET6;
server_addr6.sin6_port = htons(SERV_PORT);
memcpy(server_addr6.sin6_addr.s6_addr, IP6_ADDR_ANY, 16);
if(bind(sockfd, (struct sockaddr *)&server_addr6, sizeof(struct sockaddr)) == -1)
{
rt_kprintf("Bind error\n");
rt_free(recv_data);
return ;
}
rt_sprintf(recv_data, "%4d", SERV_PORT);
rt_kprintf("UDPServer Waiting for client on port %s...\n", recv_data);
addr_len = sizeof(struct sockaddr);
while(1)
{
bytes_read = recvfrom(sockfd, recv_data, BUF_SIZE - 1, 0, (struct sockaddr *)&client_addr6, &addr_len);
recv_data[bytes_read] = '\0';
rt_kprintf("\n(%s, %d) said:", inet6_ntoa(client_addr6.sin6_addr), ntohs(client_addr6.sin6_port));
rt_kprintf("%s", recv_data);
if(strcmp(recv_data, "exit") == 0)
{
closesocket(sockfd);
rt_free(recv_data);
break;
}
}
return ;
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(udpserver6, startup udp server via ipv6);
#endif
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savannah.txt - How to obtain the current development source code.
contrib.txt - How to contribute to lwIP as a developer.
rawapi.txt - The documentation for the core API of lwIP.
Also provides an overview about the other APIs and multithreading.
snmp_agent.txt - The documentation for the lwIP SNMP agent.
sys_arch.txt - The documentation for a system abstraction layer of lwIP.
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1 Introduction
This document describes some guidelines for people participating
in lwIP development.
2 How to contribute to lwIP
Here is a short list of suggestions to anybody working with lwIP and
trying to contribute bug reports, fixes, enhancements, platform ports etc.
First of all as you may already know lwIP is a volunteer project so feedback
to fixes or questions might often come late. Hopefully the bug and patch tracking
features of Savannah help us not lose users' input.
2.1 Source code style:
1. do not use tabs.
2. indentation is two spaces per level (i.e. per tab).
3. end debug messages with a trailing newline (\n).
4. one space between keyword and opening bracket.
5. no space between function and opening bracket.
6. one space and no newline before opening curly braces of a block.
7. closing curly brace on a single line.
8. spaces surrounding assignment and comparisons.
9. don't initialize static and/or global variables to zero, the compiler takes care of that.
10. use current source code style as further reference.
2.2 Source code documentation style:
1. JavaDoc compliant and Doxygen compatible.
2. Function documentation above functions in .c files, not .h files.
(This forces you to synchronize documentation and implementation.)
3. Use current documentation style as further reference.
2.3 Bug reports and patches:
1. Make sure you are reporting bugs or send patches against the latest
sources. (From the latest release and/or the current CVS sources.)
2. If you think you found a bug make sure it's not already filed in the
bugtracker at Savannah.
3. If you have a fix put the patch on Savannah. If it is a patch that affects
both core and arch specific stuff please separate them so that the core can
be applied separately while leaving the other patch 'open'. The prefered way
is to NOT touch archs you can't test and let maintainers take care of them.
This is a good way to see if they are used at all - the same goes for unix
netifs except tapif.
4. Do not file a bug and post a fix to it to the patch area. Either a bug report
or a patch will be enough.
If you correct an existing bug then attach the patch to the bug rather than creating a new entry in the patch area.
5. Patches should be specific to a single change or to related changes.Do not mix bugfixes with spelling and other
trivial fixes unless the bugfix is trivial too.Do not reorganize code and rename identifiers in the same patch you
change behaviour if not necessary.A patch is easier to read and understand if it's to the point and short than
if it's not to the point and long :) so the chances for it to be applied are greater.
2.4 Platform porters:
1. If you have ported lwIP to a platform (an OS, a uC/processor or a combination of these) and
you think it could benefit others[1] you might want discuss this on the mailing list. You
can also ask for CVS access to submit and maintain your port in the contrib CVS module.
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Daily Use Guide for using Savannah for lwIP
Table of Contents:
1 - Obtaining lwIP from the CVS repository
2 - Committers/developers CVS access using SSH (to be written)
3 - Merging from DEVEL branch to main trunk (stable branch)
4 - How to release lwIP
1 Obtaining lwIP from the CVS repository
----------------------------------------
To perform an anonymous CVS checkout of the main trunk (this is where
bug fixes and incremental enhancements occur), do this:
cvs -z3 -d:pserver:anonymous@cvs.sv.gnu.org:/sources/lwip checkout lwip
Or, obtain a stable branch (updated with bug fixes only) as follows:
cvs -z3 -d:pserver:anonymous@cvs.sv.gnu.org:/sources/lwip checkout \
-r STABLE-0_7 -d lwip-0.7 lwip
Or, obtain a specific (fixed) release as follows:
cvs -z3 -d:pserver:anonymous@cvs.sv.gnu.org:/sources/lwip checkout \
-r STABLE-0_7_0 -d lwip-0.7.0 lwip
3 Committers/developers CVS access using SSH
--------------------------------------------
The Savannah server uses SSH (Secure Shell) protocol 2 authentication and encryption.
As such, CVS commits to the server occur through a SSH tunnel for project members.
To create a SSH2 key pair in UNIX-like environments, do this:
ssh-keygen -t dsa
Under Windows, a recommended SSH client is "PuTTY", freely available with good
documentation and a graphic user interface. Use its key generator.
Now paste the id_dsa.pub contents into your Savannah account public key list. Wait
a while so that Savannah can update its configuration (This can take minutes).
Try to login using SSH:
ssh -v your_login@cvs.sv.gnu.org
If it tells you:
Authenticating with public key "your_key_name"...
Server refused to allocate pty
then you could login; Savannah refuses to give you a shell - which is OK, as we
are allowed to use SSH for CVS only. Now, you should be able to do this:
export CVS_RSH=ssh
cvs -z3 -d:ext:your_login@cvs.sv.gnu.org:/sources/lwip co lwip
after which you can edit your local files with bug fixes or new features and
commit them. Make sure you know what you are doing when using CVS to make
changes on the repository. If in doubt, ask on the lwip-members mailing list.
(If SSH asks about authenticity of the host, you can check the key
fingerprint against http://savannah.nongnu.org/cvs/?group=lwip)
3 Merging from DEVEL branch to main trunk (stable)
--------------------------------------------------
Merging is a delicate process in CVS and requires the
following disciplined steps in order to prevent conflicts
in the future. Conflicts can be hard to solve!
Merging from branch A to branch B requires that the A branch
has a tag indicating the previous merger. This tag is called
'merged_from_A_to_B'. After merging, the tag is moved in the
A branch to remember this merger for future merge actions.
IMPORTANT: AFTER COMMITTING A SUCCESFUL MERGE IN THE
REPOSITORY, THE TAG MUST BE SET ON THE SOURCE BRANCH OF THE
MERGE ACTION (REPLACING EXISTING TAGS WITH THE SAME NAME).
Merge all changes in DEVEL since our last merge to main:
In the working copy of the main trunk:
cvs update -P -jmerged_from_DEVEL_to_main -jDEVEL
(This will apply the changes between 'merged_from_DEVEL_to_main'
and 'DEVEL' to your work set of files)
We can now commit the merge result.
cvs commit -R -m "Merged from DEVEL to main."
If this worked out OK, we now move the tag in the DEVEL branch
to this merge point, so we can use this point for future merges:
cvs rtag -F -r DEVEL merged_from_DEVEL_to_main lwip
4 How to release lwIP
---------------------
First, checkout a clean copy of the branch to be released. Tag this set with
tag name "STABLE-0_6_3". (I use release number 0.6.3 throughout this example).
Login CVS using pserver authentication, then export a clean copy of the
tagged tree. Export is similar to a checkout, except that the CVS metadata
is not created locally.
export CVS_RSH=ssh
cvs -z3 -d:pserver:anonymous@cvs.sv.gnu.org:/sources/lwip checkout \
-r STABLE-0_6_3 -d lwip-0.6.3 lwip
Archive this directory using tar, gzip'd, bzip2'd and zip'd.
tar czvf lwip-0.6.3.tar.gz lwip-0.6.3
tar cjvf lwip-0.6.3.tar.bz2 lwip-0.6.3
zip -r lwip-0.6.3.zip lwip-0.6.3
Now, sign the archives with a detached GPG binary signature as follows:
gpg -b lwip-0.6.3.tar.gz
gpg -b lwip-0.6.3.tar.bz2
gpg -b lwip-0.6.3.zip
Upload these files using anonymous FTP:
ncftp ftp://savannah.gnu.org/incoming/savannah/lwip
ncftp>mput *0.6.3.*
Additionally, you may post a news item on Savannah, like this:
A new 0.6.3 release is now available here:
http://savannah.nongnu.org/files/?group=lwip&highlight=0.6.3
You will have to submit this via the user News interface, then approve
this via the Administrator News interface.
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SNMPv1 agent for lwIP
Author: Christiaan Simons
This is a brief introduction how to use and configure the SNMP agent.
Note the agent uses the raw-API UDP interface so you may also want to
read rawapi.txt to gain a better understanding of the SNMP message handling.
0 Agent Capabilities
====================
SNMPv1 per RFC1157
This is an old(er) standard but is still widely supported.
For SNMPv2c and v3 have a greater complexity and need many
more lines of code. IMHO this breaks the idea of "lightweight IP".
Note the S in SNMP stands for "Simple". Note that "Simple" is
relative. SNMP is simple compared to the complex ISO network
management protocols CMIP (Common Management Information Protocol)
and CMOT (CMip Over Tcp).
MIB II per RFC1213
The standard lwIP stack management information base.
This is a required MIB, so this is always enabled.
When builing lwIP without TCP, the mib-2.tcp group is omitted.
The groups EGP, CMOT and transmission are disabled by default.
Most mib-2 objects are not writable except:
sysName, sysLocation, sysContact, snmpEnableAuthenTraps.
Writing to or changing the ARP and IP address and route
tables is not possible.
Note lwIP has a very limited notion of IP routing. It currently
doen't have a route table and doesn't have a notion of the U,G,H flags.
Instead lwIP uses the interface list with only one default interface
acting as a single gateway interface (G) for the default route.
The agent returns a "virtual table" with the default route 0.0.0.0
for the default interface and network routes (no H) for each
network interface in the netif_list.
All routes are considered to be up (U).
Loading additional MIBs
MIBs can only be added in compile-time, not in run-time.
There is no MIB compiler thus additional MIBs must be hand coded.
Large SNMP message support
The packet decoding and encoding routines are designed
to use pbuf-chains. Larger payloads than the minimum
SNMP requirement of 484 octets are supported if the
PBUF_POOL_SIZE and IP_REASS_BUFSIZE are set to match your
local requirement.
1 Building the Agent
====================
First of all you'll need to add the following define
to your local lwipopts.h:
#define LWIP_SNMP 1
and add the source files in lwip/src/core/snmp
and some snmp headers in lwip/src/include/lwip to your makefile.
Note you'll might need to adapt you network driver to update
the mib2 variables for your interface.
2 Running the Agent
===================
The following function calls must be made in your program to
actually get the SNMP agent running.
Before starting the agent you should supply pointers
to non-volatile memory for sysContact, sysLocation,
and snmpEnableAuthenTraps. You can do this by calling
snmp_set_syscontact()
snmp_set_syslocation()
snmp_set_snmpenableauthentraps()
Additionally you may want to set
snmp_set_sysdescr()
snmp_set_sysobjid() (if you have a private MIB)
snmp_set_sysname()
Also before starting the agent you need to setup
one or more trap destinations using these calls:
snmp_trap_dst_enable();
snmp_trap_dst_ip_set();
In the lwIP initialisation sequence call snmp_init() just after
the call to udp_init().
Exactly every 10 msec the SNMP uptime timestamp must be updated with
snmp_inc_sysuptime(). You should call this from a timer interrupt
or a timer signal handler depending on your runtime environment.
An alternative way to update the SNMP uptime timestamp is to do a call like
snmp_add_sysuptime(100) each 1000ms (which is bigger "step", but call to
a lower frequency). Another one is to not call snmp_inc_sysuptime() or
snmp_add_sysuptime(), and to define the SNMP_GET_SYSUPTIME(sysuptime) macro.
This one is undefined by default in mib2.c. SNMP_GET_SYSUPTIME is called inside
snmp_get_sysuptime(u32_t *value), and enable to change "sysuptime" value only
when it's queried (any function which need "sysuptime" have to call
snmp_get_sysuptime).
3 Private MIBs
==============
If want to extend the agent with your own private MIB you'll need to
add the following define to your local lwipopts.h:
#define SNMP_PRIVATE_MIB 1
You must provide the private_mib.h and associated files yourself.
Note we don't have a "MIB compiler" that generates C source from a MIB,
so you're required to do some serious coding if you enable this!
Note the lwIP enterprise ID (26381) is assigned to the lwIP project,
ALL OBJECT IDENTIFIERS LIVING UNDER THIS ID ARE ASSIGNED BY THE lwIP
MAINTAINERS!
If you need to create your own private MIB you'll need
to apply for your own enterprise ID with IANA: http://www.iana.org/numbers.html
You can set it by passing a struct snmp_obj_id to the agent
using snmp_set_sysobjid(&my_object_id), just before snmp_init().
Note the object identifiers for thes MIB-2 and your private MIB
tree must be kept in sorted ascending (lexicographical) order.
This to ensure correct getnext operation.
An example for a private MIB is part of the "minimal Unix" project:
contrib/ports/unix/proj/minimal/lwip_prvmib.c
The next chapter gives a more detailed description of the
MIB-2 tree and the optional private MIB.
4 The Gory Details
==================
4.0 Object identifiers and the MIB tree.
We have three distinct parts for all object identifiers:
The prefix
.iso.org.dod.internet
the middle part
.mgmt.mib-2.ip.ipNetToMediaTable.ipNetToMediaEntry.ipNetToMediaPhysAddress
and the index part
.1.192.168.0.1
Objects located above the .internet hierarchy aren't supported.
Currently only the .mgmt sub-tree is available and
when the SNMP_PRIVATE_MIB is enabled the .private tree
becomes available too.
Object identifiers from incoming requests are checked
for a matching prefix, middle part and index part
or are expanded(*) for GetNext requests with short
or inexisting names in the request.
(* we call this "expansion" but this also
resembles the "auto-completion" operation)
The middle part is usually located in ROM (const)
to preserve precious RAM on small microcontrollers.
However RAM location is possible for a dynamically
changing private tree.
The index part is handled by functions which in
turn use dynamically allocated index trees from RAM.
These trees are updated by e.g. the etharp code
when new entries are made or removed form the ARP cache.
/** @todo more gory details */
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api/ - The code for the high-level wrapper API. Not needed if
you use the lowel-level call-back/raw API.
core/ - The core of the TPC/IP stack; protocol implementations,
memory and buffer management, and the low-level raw API.
include/ - lwIP include files.
netif/ - Generic network interface device drivers are kept here,
as well as the ARP module.
For more information on the various subdirectories, check the FILES
file in each directory.
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/**
* @file
* Error Management module
*
*/
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/err.h"
#ifdef LWIP_DEBUG
static const char *err_strerr[] = {
"Ok.", /* ERR_OK 0 */
"Out of memory error.", /* ERR_MEM -1 */
"Buffer error.", /* ERR_BUF -2 */
"Timeout.", /* ERR_TIMEOUT -3 */
"Routing problem.", /* ERR_RTE -4 */
"Operation in progress.", /* ERR_INPROGRESS -5 */
"Illegal value.", /* ERR_VAL -6 */
"Operation would block.", /* ERR_WOULDBLOCK -7 */
"Address in use.", /* ERR_USE -8 */
"Already connected.", /* ERR_ISCONN -9 */
"Connection aborted.", /* ERR_ABRT -10 */
"Connection reset.", /* ERR_RST -11 */
"Connection closed.", /* ERR_CLSD -12 */
"Not connected.", /* ERR_CONN -13 */
"Illegal argument.", /* ERR_ARG -14 */
"Low-level netif error.", /* ERR_IF -15 */
};
/**
* Convert an lwip internal error to a string representation.
*
* @param err an lwip internal err_t
* @return a string representation for err
*/
const char *
lwip_strerr(err_t err)
{
return err_strerr[-err];
}
#endif /* LWIP_DEBUG */
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/*
* Copyright (c) 2001-2003 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#if defined(__ICCARM__)
#pragma pack(1)
#endif
@@ -0,0 +1,107 @@
/*
* Copyright (c) 2001, 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. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: cc.h,v 1.1.1.1 2004/12/16 14:17:13 bear Exp $
*/
#ifndef __ARCH_CC_H__
#define __ARCH_CC_H__
#include <rthw.h>
#include <rtthread.h>
typedef rt_uint8_t u8_t;
typedef rt_int8_t s8_t;
typedef rt_uint16_t u16_t;
typedef rt_int16_t s16_t;
typedef rt_uint32_t u32_t;
typedef rt_int32_t s32_t;
typedef rt_uint32_t mem_ptr_t;
#define U16_F "hu"
#define S16_F "hd"
#define X16_F "hx"
#define U32_F "lu"
#define S32_F "ld"
#define X32_F "lx"
#ifdef RT_USING_NEWLIB
#include <errno.h>
/* some errno not defined in newlib */
#define ENSRNOTFOUND 163 /* Domain name not found */
/* WARNING: ESHUTDOWN also not defined in newlib. We chose
180 here because the number "108" which is used
in arch.h has been assigned to another error code. */
#define ESHUTDOWN 180
#elif RT_USING_MINILIBC
#include <errno.h>
#define EADDRNOTAVAIL 99 /* Cannot assign requested address */
#else
#define LWIP_PROVIDE_ERRNO
#endif
#ifdef RT_USING_MINILIBC
#include <time.h>
#define LWIP_TIMEVAL_PRIVATE 0
#endif
#if defined(__CC_ARM) /* ARMCC compiler */
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_END
#elif defined(__IAR_SYSTEMS_ICC__) /* IAR Compiler */
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_USE_INCLUDES
#elif defined(__GNUC__) /* GNU GCC Compiler */
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_STRUCT __attribute__((packed))
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_END
#elif defined(_MSC_VER)
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_END
#endif
void sys_arch_assert(const char* file, int line);
#define LWIP_PLATFORM_DIAG(x) do {rt_kprintf x;} while(0)
#define LWIP_PLATFORM_ASSERT(x) do {rt_kprintf(x); sys_arch_assert(__FILE__, __LINE__);}while(0)
#include "string.h"
#endif /* __ARCH_CC_H__ */
@@ -0,0 +1,35 @@
/*
* Copyright (c) 2001-2003 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#if defined(__ICCARM__)
#pragma pack()
#endif
@@ -0,0 +1,52 @@
/*
* Copyright (c) 2001, 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. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: perf.h,v 1.1.1.1 2004/12/16 14:17:13 bear Exp $
*/
#ifndef __ARCH_PERF_H__
#define __ARCH_PERF_H__
//#include <sys/times.h>
#define PERF_START /* null definition */
#define PERF_STOP(x) /* null definition */
/*
void perf_print(unsigned long c1l, unsigned long c1h,
unsigned long c2l, unsigned long c2h,
char *key);
void perf_print_times(struct tms *start, struct tms *end, char *key);
void perf_init(char *fname);
*/
#endif /* __ARCH_PERF_H__ */
@@ -0,0 +1,63 @@
/*
* Copyright (c) 2001, 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. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: sys_arch.h,v 1.3 2005/03/13 16:03:23 bear Exp $
*/
#ifndef __ARCH_SYS_ARCH_H__
#define __ARCH_SYS_ARCH_H__
#include "arch/cc.h"
#include <rtthread.h>
#ifndef BYTE_ORDER
#define BYTE_ORDER LITTLE_ENDIAN
#endif
#define SYS_MBOX_NULL RT_NULL
#define SYS_SEM_NULL RT_NULL
typedef u32_t sys_prot_t;
#define SYS_MBOX_SIZE 10
#define SYS_LWIP_TIMER_NAME "timer"
#define SYS_LWIP_MBOX_NAME "mbox"
#define SYS_LWIP_SEM_NAME "sem"
#define SYS_LWIP_MUTEX_NAME "mu"
typedef rt_sem_t sys_sem_t;
typedef rt_mutex_t sys_mutex_t;
typedef rt_mailbox_t sys_mbox_t;
typedef rt_thread_t sys_thread_t;
#endif /* __ARCH_SYS_ARCH_H__ */
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/**
* @file
* Common functions used throughout the stack.
*
*/
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#include "lwip/opt.h"
#include "lwip/def.h"
/**
* These are reference implementations of the byte swapping functions.
* Again with the aim of being simple, correct and fully portable.
* Byte swapping is the second thing you would want to optimize. You will
* need to port it to your architecture and in your cc.h:
*
* #define LWIP_PLATFORM_BYTESWAP 1
* #define LWIP_PLATFORM_HTONS(x) <your_htons>
* #define LWIP_PLATFORM_HTONL(x) <your_htonl>
*
* Note ntohs() and ntohl() are merely references to the htonx counterparts.
*/
#if (LWIP_PLATFORM_BYTESWAP == 0) && (BYTE_ORDER == LITTLE_ENDIAN)
/**
* Convert an u16_t from host- to network byte order.
*
* @param n u16_t in host byte order
* @return n in network byte order
*/
u16_t
lwip_htons(u16_t n)
{
return ((n & 0xff) << 8) | ((n & 0xff00) >> 8);
}
/**
* Convert an u16_t from network- to host byte order.
*
* @param n u16_t in network byte order
* @return n in host byte order
*/
u16_t
lwip_ntohs(u16_t n)
{
return lwip_htons(n);
}
/**
* Convert an u32_t from host- to network byte order.
*
* @param n u32_t in host byte order
* @return n in network byte order
*/
u32_t
lwip_htonl(u32_t n)
{
return ((n & 0xff) << 24) |
((n & 0xff00) << 8) |
((n & 0xff0000UL) >> 8) |
((n & 0xff000000UL) >> 24);
}
/**
* Convert an u32_t from network- to host byte order.
*
* @param n u32_t in network byte order
* @return n in host byte order
*/
u32_t
lwip_ntohl(u32_t n)
{
return lwip_htonl(n);
}
#endif /* (LWIP_PLATFORM_BYTESWAP == 0) && (BYTE_ORDER == LITTLE_ENDIAN) */
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IPv6 support in lwIP is very experimental.
@@ -0,0 +1,50 @@
/**
* @file
*
* DHCPv6.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6_DHCP6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/ip6_addr.h"
#include "lwip/def.h"
#endif /* LWIP_IPV6_DHCP6 */
@@ -0,0 +1,193 @@
/**
* @file
*
* Ethernet output for IPv6. Uses ND tables for link-layer addressing.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_ETHERNET
#include "lwip/ethip6.h"
#include "lwip/nd6.h"
#include "lwip/pbuf.h"
#include "lwip/ip6.h"
#include "lwip/ip6_addr.h"
#include "lwip/inet_chksum.h"
#include "lwip/netif.h"
#include "lwip/icmp6.h"
#include <string.h>
#define ETHTYPE_IPV6 0x86DD
/** The ethernet address */
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct eth_addr {
PACK_STRUCT_FIELD(u8_t addr[6]);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
/** Ethernet header */
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct eth_hdr {
#if ETH_PAD_SIZE
PACK_STRUCT_FIELD(u8_t padding[ETH_PAD_SIZE]);
#endif
PACK_STRUCT_FIELD(struct eth_addr dest);
PACK_STRUCT_FIELD(struct eth_addr src);
PACK_STRUCT_FIELD(u16_t type);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define SIZEOF_ETH_HDR (14 + ETH_PAD_SIZE)
/**
* Send an IPv6 packet on the network using netif->linkoutput
* The ethernet header is filled in before sending.
*
* @params netif the lwIP network interface on which to send the packet
* @params p the packet to send, p->payload pointing to the (uninitialized) ethernet header
* @params src the source MAC address to be copied into the ethernet header
* @params dst the destination MAC address to be copied into the ethernet header
* @return ERR_OK if the packet was sent, any other err_t on failure
*/
static err_t
ethip6_send(struct netif *netif, struct pbuf *p, struct eth_addr *src, struct eth_addr *dst)
{
struct eth_hdr *ethhdr = (struct eth_hdr *)p->payload;
LWIP_ASSERT("netif->hwaddr_len must be 6 for ethip6!",
(netif->hwaddr_len == 6));
SMEMCPY(&ethhdr->dest, dst, 6);
SMEMCPY(&ethhdr->src, src, 6);
ethhdr->type = PP_HTONS(ETHTYPE_IPV6);
LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("ethip6_send: sending packet %p\n", (void *)p));
/* send the packet */
return netif->linkoutput(netif, p);
}
/**
* Resolve and fill-in Ethernet address header for outgoing IPv6 packet.
*
* For IPv6 multicast, corresponding Ethernet addresses
* are selected and the packet is transmitted on the link.
*
* For unicast addresses, ...
*
* @TODO anycast addresses
*
* @param netif The lwIP network interface which the IP packet will be sent on.
* @param q The pbuf(s) containing the IP packet to be sent.
* @param ip6addr The IP address of the packet destination.
*
* @return
* - ERR_RTE No route to destination (no gateway to external networks),
* or the return type of either etharp_query() or etharp_send_ip().
*/
err_t
ethip6_output(struct netif *netif, struct pbuf *q, ip6_addr_t *ip6addr)
{
struct eth_addr dest;
s8_t i;
/* make room for Ethernet header - should not fail */
if (pbuf_header(q, sizeof(struct eth_hdr)) != 0) {
/* bail out */
LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS,
("etharp_output: could not allocate room for header.\n"));
return ERR_BUF;
}
/* multicast destination IP address? */
if (ip6_addr_ismulticast(ip6addr)) {
/* Hash IP multicast address to MAC address.*/
dest.addr[0] = 0x33;
dest.addr[1] = 0x33;
dest.addr[2] = ((u8_t *)(&(ip6addr->addr[3])))[0];
dest.addr[3] = ((u8_t *)(&(ip6addr->addr[3])))[1];
dest.addr[4] = ((u8_t *)(&(ip6addr->addr[3])))[2];
dest.addr[5] = ((u8_t *)(&(ip6addr->addr[3])))[3];
/* Send out. */
return ethip6_send(netif, q, (struct eth_addr*)(netif->hwaddr), &dest);
}
/* We have a unicast destination IP address */
/* TODO anycast? */
/* Get next hop record. */
i = nd6_get_next_hop_entry(ip6addr, netif);
if (i < 0) {
/* failed to get a next hop neighbor record. */
return ERR_MEM;
}
/* Now that we have a destination record, send or queue the packet. */
if (neighbor_cache[i].state == ND6_STALE) {
/* Switch to delay state. */
neighbor_cache[i].state = ND6_DELAY;
neighbor_cache[i].counter.delay_time = LWIP_ND6_DELAY_FIRST_PROBE_TIME;
}
/* TODO should we send or queue if PROBE? send for now, to let unicast NS pass. */
if ((neighbor_cache[i].state == ND6_REACHABLE) ||
(neighbor_cache[i].state == ND6_DELAY) ||
(neighbor_cache[i].state == ND6_PROBE)) {
/* Send out. */
SMEMCPY(dest.addr, neighbor_cache[i].lladdr, 6);
return ethip6_send(netif, q, (struct eth_addr*)(netif->hwaddr), &dest);
}
/* We should queue packet on this interface. */
pbuf_header(q, -(s16_t)SIZEOF_ETH_HDR);
return nd6_queue_packet(i, q);
}
#endif /* LWIP_IPV6 && LWIP_ETHERNET */
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/**
* @file
*
* INET v6 addresses.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */
#include "lwip/def.h"
#include "lwip/inet6.h"
/** @see ip6_addr.c for implementation of functions. */
#endif /* LWIP_IPV6 */
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/**
* @file
* Statistics module
*
*/
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_STATS /* don't build if not configured for use in lwipopts.h */
#include "lwip/def.h"
#include "lwip/stats.h"
#include "lwip/mem.h"
#include <string.h>
struct stats_ lwip_stats;
void stats_init(void)
{
#ifdef LWIP_DEBUG
#if MEMP_STATS
const char * memp_names[] = {
#define LWIP_MEMPOOL(name,num,size,desc) desc,
#include "lwip/memp_std.h"
};
int i;
for (i = 0; i < MEMP_MAX; i++) {
lwip_stats.memp[i].name = memp_names[i];
}
#endif /* MEMP_STATS */
#if MEM_STATS
lwip_stats.mem.name = "MEM";
#endif /* MEM_STATS */
#endif /* LWIP_DEBUG */
}
#if LWIP_STATS_DISPLAY
void
stats_display_proto(struct stats_proto *proto, const char *name)
{
LWIP_PLATFORM_DIAG(("\n%s\n\t", name));
LWIP_PLATFORM_DIAG(("xmit: %"STAT_COUNTER_F"\n\t", proto->xmit));
LWIP_PLATFORM_DIAG(("recv: %"STAT_COUNTER_F"\n\t", proto->recv));
LWIP_PLATFORM_DIAG(("fw: %"STAT_COUNTER_F"\n\t", proto->fw));
LWIP_PLATFORM_DIAG(("drop: %"STAT_COUNTER_F"\n\t", proto->drop));
LWIP_PLATFORM_DIAG(("chkerr: %"STAT_COUNTER_F"\n\t", proto->chkerr));
LWIP_PLATFORM_DIAG(("lenerr: %"STAT_COUNTER_F"\n\t", proto->lenerr));
LWIP_PLATFORM_DIAG(("memerr: %"STAT_COUNTER_F"\n\t", proto->memerr));
LWIP_PLATFORM_DIAG(("rterr: %"STAT_COUNTER_F"\n\t", proto->rterr));
LWIP_PLATFORM_DIAG(("proterr: %"STAT_COUNTER_F"\n\t", proto->proterr));
LWIP_PLATFORM_DIAG(("opterr: %"STAT_COUNTER_F"\n\t", proto->opterr));
LWIP_PLATFORM_DIAG(("err: %"STAT_COUNTER_F"\n\t", proto->err));
LWIP_PLATFORM_DIAG(("cachehit: %"STAT_COUNTER_F"\n", proto->cachehit));
}
#if IGMP_STATS || MLD6_STATS
void
stats_display_igmp(struct stats_igmp *igmp, const char *name)
{
LWIP_PLATFORM_DIAG(("\n%s\n\t", name));
LWIP_PLATFORM_DIAG(("xmit: %"STAT_COUNTER_F"\n\t", igmp->xmit));
LWIP_PLATFORM_DIAG(("recv: %"STAT_COUNTER_F"\n\t", igmp->recv));
LWIP_PLATFORM_DIAG(("drop: %"STAT_COUNTER_F"\n\t", igmp->drop));
LWIP_PLATFORM_DIAG(("chkerr: %"STAT_COUNTER_F"\n\t", igmp->chkerr));
LWIP_PLATFORM_DIAG(("lenerr: %"STAT_COUNTER_F"\n\t", igmp->lenerr));
LWIP_PLATFORM_DIAG(("memerr: %"STAT_COUNTER_F"\n\t", igmp->memerr));
LWIP_PLATFORM_DIAG(("proterr: %"STAT_COUNTER_F"\n\t", igmp->proterr));
LWIP_PLATFORM_DIAG(("rx_v1: %"STAT_COUNTER_F"\n\t", igmp->rx_v1));
LWIP_PLATFORM_DIAG(("rx_group: %"STAT_COUNTER_F"\n\t", igmp->rx_group));
LWIP_PLATFORM_DIAG(("rx_general: %"STAT_COUNTER_F"\n\t", igmp->rx_general));
LWIP_PLATFORM_DIAG(("rx_report: %"STAT_COUNTER_F"\n\t", igmp->rx_report));
LWIP_PLATFORM_DIAG(("tx_join: %"STAT_COUNTER_F"\n\t", igmp->tx_join));
LWIP_PLATFORM_DIAG(("tx_leave: %"STAT_COUNTER_F"\n\t", igmp->tx_leave));
LWIP_PLATFORM_DIAG(("tx_report: %"STAT_COUNTER_F"\n\t", igmp->tx_report));
}
#endif /* IGMP_STATS || MLD6_STATS */
#if MEM_STATS || MEMP_STATS
void
stats_display_mem(struct stats_mem *mem, const char *name)
{
LWIP_PLATFORM_DIAG(("\nMEM %s\n\t", name));
LWIP_PLATFORM_DIAG(("avail: %"U32_F"\n\t", (u32_t)mem->avail));
LWIP_PLATFORM_DIAG(("used: %"U32_F"\n\t", (u32_t)mem->used));
LWIP_PLATFORM_DIAG(("max: %"U32_F"\n\t", (u32_t)mem->max));
LWIP_PLATFORM_DIAG(("err: %"U32_F"\n", (u32_t)mem->err));
}
#if MEMP_STATS
void
stats_display_memp(struct stats_mem *mem, int index)
{
char * memp_names[] = {
#define LWIP_MEMPOOL(name,num,size,desc) desc,
#include "lwip/memp_std.h"
};
if(index < MEMP_MAX) {
stats_display_mem(mem, memp_names[index]);
}
}
#endif /* MEMP_STATS */
#endif /* MEM_STATS || MEMP_STATS */
#if SYS_STATS
void
stats_display_sys(struct stats_sys *sys)
{
LWIP_PLATFORM_DIAG(("\nSYS\n\t"));
LWIP_PLATFORM_DIAG(("sem.used: %"U32_F"\n\t", (u32_t)sys->sem.used));
LWIP_PLATFORM_DIAG(("sem.max: %"U32_F"\n\t", (u32_t)sys->sem.max));
LWIP_PLATFORM_DIAG(("sem.err: %"U32_F"\n\t", (u32_t)sys->sem.err));
LWIP_PLATFORM_DIAG(("mutex.used: %"U32_F"\n\t", (u32_t)sys->mutex.used));
LWIP_PLATFORM_DIAG(("mutex.max: %"U32_F"\n\t", (u32_t)sys->mutex.max));
LWIP_PLATFORM_DIAG(("mutex.err: %"U32_F"\n\t", (u32_t)sys->mutex.err));
LWIP_PLATFORM_DIAG(("mbox.used: %"U32_F"\n\t", (u32_t)sys->mbox.used));
LWIP_PLATFORM_DIAG(("mbox.max: %"U32_F"\n\t", (u32_t)sys->mbox.max));
LWIP_PLATFORM_DIAG(("mbox.err: %"U32_F"\n\t", (u32_t)sys->mbox.err));
}
#endif /* SYS_STATS */
void
stats_display(void)
{
s16_t i;
LINK_STATS_DISPLAY();
ETHARP_STATS_DISPLAY();
IPFRAG_STATS_DISPLAY();
IP6_FRAG_STATS_DISPLAY();
IP_STATS_DISPLAY();
ND6_STATS_DISPLAY();
IP6_STATS_DISPLAY();
IGMP_STATS_DISPLAY();
MLD6_STATS_DISPLAY();
ICMP_STATS_DISPLAY();
ICMP6_STATS_DISPLAY();
UDP_STATS_DISPLAY();
TCP_STATS_DISPLAY();
MEM_STATS_DISPLAY();
for (i = 0; i < MEMP_MAX; i++) {
MEMP_STATS_DISPLAY(i);
}
SYS_STATS_DISPLAY();
}
#endif /* LWIP_STATS_DISPLAY */
#endif /* LWIP_STATS */
+68
View File
@@ -0,0 +1,68 @@
/**
* @file
* lwIP Operating System abstraction
*
*/
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#include "lwip/sys.h"
/* Most of the functions defined in sys.h must be implemented in the
* architecture-dependent file sys_arch.c */
#if !NO_SYS
#ifndef sys_msleep
/**
* Sleep for some ms. Timeouts are NOT processed while sleeping.
*
* @param ms number of milliseconds to sleep
*/
void
sys_msleep(u32_t ms)
{
if (ms > 0) {
sys_sem_t delaysem;
err_t err = sys_sem_new(&delaysem, 0);
if (err == ERR_OK) {
sys_arch_sem_wait(&delaysem, ms);
sys_sem_free(&delaysem);
}
}
}
#endif /* sys_msleep */
#endif /* !NO_SYS */
File diff suppressed because it is too large Load Diff
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@@ -0,0 +1,121 @@
/**
* @file
*
* AutoIP Automatic LinkLocal IP Configuration
*/
/*
*
* Copyright (c) 2007 Dominik Spies <kontakt@dspies.de>
* 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.
*
* Author: Dominik Spies <kontakt@dspies.de>
*
* This is a AutoIP implementation for the lwIP TCP/IP stack. It aims to conform
* with RFC 3927.
*
*
* Please coordinate changes and requests with Dominik Spies
* <kontakt@dspies.de>
*/
#ifndef LWIP_HDR_AUTOIP_H
#define LWIP_HDR_AUTOIP_H
#include "lwip/opt.h"
#if LWIP_AUTOIP /* don't build if not configured for use in lwipopts.h */
#include "lwip/netif.h"
#include "lwip/udp.h"
#include "netif/etharp.h"
#ifdef __cplusplus
extern "C" {
#endif
/* AutoIP Timing */
#define AUTOIP_TMR_INTERVAL 100
#define AUTOIP_TICKS_PER_SECOND (1000 / AUTOIP_TMR_INTERVAL)
/* RFC 3927 Constants */
#define PROBE_WAIT 1 /* second (initial random delay) */
#define PROBE_MIN 1 /* second (minimum delay till repeated probe) */
#define PROBE_MAX 2 /* seconds (maximum delay till repeated probe) */
#define PROBE_NUM 3 /* (number of probe packets) */
#define ANNOUNCE_NUM 2 /* (number of announcement packets) */
#define ANNOUNCE_INTERVAL 2 /* seconds (time between announcement packets) */
#define ANNOUNCE_WAIT 2 /* seconds (delay before announcing) */
#define MAX_CONFLICTS 10 /* (max conflicts before rate limiting) */
#define RATE_LIMIT_INTERVAL 60 /* seconds (delay between successive attempts) */
#define DEFEND_INTERVAL 10 /* seconds (min. wait between defensive ARPs) */
/* AutoIP client states */
#define AUTOIP_STATE_OFF 0
#define AUTOIP_STATE_PROBING 1
#define AUTOIP_STATE_ANNOUNCING 2
#define AUTOIP_STATE_BOUND 3
struct autoip
{
ip_addr_t llipaddr; /* the currently selected, probed, announced or used LL IP-Address */
u8_t state; /* current AutoIP state machine state */
u8_t sent_num; /* sent number of probes or announces, dependent on state */
u16_t ttw; /* ticks to wait, tick is AUTOIP_TMR_INTERVAL long */
u8_t lastconflict; /* ticks until a conflict can be solved by defending */
u8_t tried_llipaddr; /* total number of probed/used Link Local IP-Addresses */
};
#define autoip_init() /* Compatibility define, no init needed. */
/** Set a struct autoip allocated by the application to work with */
void autoip_set_struct(struct netif *netif, struct autoip *autoip);
/** Remove a struct autoip previously set to the netif using autoip_set_struct() */
#define autoip_remove_struct(netif) do { (netif)->autoip = NULL; } while (0)
/** Start AutoIP client */
err_t autoip_start(struct netif *netif);
/** Stop AutoIP client */
err_t autoip_stop(struct netif *netif);
/** Handles every incoming ARP Packet, called by etharp_arp_input */
void autoip_arp_reply(struct netif *netif, struct etharp_hdr *hdr);
/** Has to be called in loop every AUTOIP_TMR_INTERVAL milliseconds */
void autoip_tmr(void);
/** Handle a possible change in the network configuration */
void autoip_network_changed(struct netif *netif);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_AUTOIP */
#endif /* LWIP_HDR_AUTOIP_H */
@@ -0,0 +1,125 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_ICMP_H
#define LWIP_HDR_ICMP_H
#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"
#include "lwip/netif.h"
#if LWIP_IPV6 && LWIP_ICMP6
#include "lwip/icmp6.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define ICMP_ER 0 /* echo reply */
#define ICMP_DUR 3 /* destination unreachable */
#define ICMP_SQ 4 /* source quench */
#define ICMP_RD 5 /* redirect */
#define ICMP_ECHO 8 /* echo */
#define ICMP_TE 11 /* time exceeded */
#define ICMP_PP 12 /* parameter problem */
#define ICMP_TS 13 /* timestamp */
#define ICMP_TSR 14 /* timestamp reply */
#define ICMP_IRQ 15 /* information request */
#define ICMP_IR 16 /* information reply */
enum icmp_dur_type {
ICMP_DUR_NET = 0, /* net unreachable */
ICMP_DUR_HOST = 1, /* host unreachable */
ICMP_DUR_PROTO = 2, /* protocol unreachable */
ICMP_DUR_PORT = 3, /* port unreachable */
ICMP_DUR_FRAG = 4, /* fragmentation needed and DF set */
ICMP_DUR_SR = 5 /* source route failed */
};
enum icmp_te_type {
ICMP_TE_TTL = 0, /* time to live exceeded in transit */
ICMP_TE_FRAG = 1 /* fragment reassembly time exceeded */
};
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
/** This is the standard ICMP header only that the u32_t data
* is splitted to two u16_t like ICMP echo needs it.
* This header is also used for other ICMP types that do not
* use the data part.
*/
PACK_STRUCT_BEGIN
struct icmp_echo_hdr {
PACK_STRUCT_FIELD(u8_t type);
PACK_STRUCT_FIELD(u8_t code);
PACK_STRUCT_FIELD(u16_t chksum);
PACK_STRUCT_FIELD(u16_t id);
PACK_STRUCT_FIELD(u16_t seqno);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define ICMPH_TYPE(hdr) ((hdr)->type)
#define ICMPH_CODE(hdr) ((hdr)->code)
/** Combines type and code to an u16_t */
#define ICMPH_TYPE_SET(hdr, t) ((hdr)->type = (t))
#define ICMPH_CODE_SET(hdr, c) ((hdr)->code = (c))
#if LWIP_ICMP /* don't build if not configured for use in lwipopts.h */
void icmp_input(struct pbuf *p, struct netif *inp);
void icmp_dest_unreach(struct pbuf *p, enum icmp_dur_type t);
void icmp_time_exceeded(struct pbuf *p, enum icmp_te_type t);
#endif /* LWIP_ICMP */
#if (LWIP_IPV6 && LWIP_ICMP6)
#define icmp_port_unreach(isipv6, pbuf) ((isipv6) ? \
icmp6_dest_unreach(pbuf, ICMP6_DUR_PORT) : \
icmp_dest_unreach(pbuf, ICMP_DUR_PORT))
#elif LWIP_ICMP
#define icmp_port_unreach(isipv6, pbuf) icmp_dest_unreach(pbuf, ICMP_DUR_PORT)
#else /* (LWIP_IPV6 && LWIP_ICMP6) || LWIP_ICMP*/
#define icmp_port_unreach(isipv6, pbuf)
#endif /* (LWIP_IPV6 && LWIP_ICMP6) || LWIP_ICMP*/
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_ICMP_H */
@@ -0,0 +1,106 @@
/*
* Copyright (c) 2002 CITEL Technologies Ltd.
* 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. Neither the name of CITEL Technologies Ltd nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY CITEL TECHNOLOGIES AND CONTRIBUTORS ``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 CITEL TECHNOLOGIES OR CONTRIBUTORS 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.
*
* This file is a contribution to the lwIP TCP/IP stack.
* The Swedish Institute of Computer Science and Adam Dunkels
* are specifically granted permission to redistribute this
* source code.
*/
#ifndef LWIP_HDR_IGMP_H
#define LWIP_HDR_IGMP_H
#include "lwip/opt.h"
#include "lwip/ip_addr.h"
#include "lwip/netif.h"
#include "lwip/pbuf.h"
#if LWIP_IGMP /* don't build if not configured for use in lwipopts.h */
#ifdef __cplusplus
extern "C" {
#endif
/* IGMP timer */
#define IGMP_TMR_INTERVAL 100 /* Milliseconds */
#define IGMP_V1_DELAYING_MEMBER_TMR (1000/IGMP_TMR_INTERVAL)
#define IGMP_JOIN_DELAYING_MEMBER_TMR (500 /IGMP_TMR_INTERVAL)
/* MAC Filter Actions, these are passed to a netif's
* igmp_mac_filter callback function. */
#define IGMP_DEL_MAC_FILTER 0
#define IGMP_ADD_MAC_FILTER 1
/**
* igmp group structure - there is
* a list of groups for each interface
* these should really be linked from the interface, but
* if we keep them separate we will not affect the lwip original code
* too much
*
* There will be a group for the all systems group address but this
* will not run the state machine as it is used to kick off reports
* from all the other groups
*/
struct igmp_group {
/** next link */
struct igmp_group *next;
/** interface on which the group is active */
struct netif *netif;
/** multicast address */
ip_addr_t group_address;
/** signifies we were the last person to report */
u8_t last_reporter_flag;
/** current state of the group */
u8_t group_state;
/** timer for reporting, negative is OFF */
u16_t timer;
/** counter of simultaneous uses */
u8_t use;
};
/* Prototypes */
void igmp_init(void);
err_t igmp_start(struct netif *netif);
err_t igmp_stop(struct netif *netif);
void igmp_report_groups(struct netif *netif);
struct igmp_group *igmp_lookfor_group(struct netif *ifp, ip_addr_t *addr);
void igmp_input(struct pbuf *p, struct netif *inp, ip_addr_t *dest);
err_t igmp_joingroup(ip_addr_t *ifaddr, ip_addr_t *groupaddr);
err_t igmp_leavegroup(ip_addr_t *ifaddr, ip_addr_t *groupaddr);
void igmp_tmr(void);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_IGMP */
#endif /* LWIP_HDR_IGMP_H */
@@ -0,0 +1,121 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_INET_H
#define LWIP_HDR_INET_H
#include "lwip/opt.h"
#include "lwip/def.h"
#include "lwip/ip_addr.h"
#ifdef __cplusplus
extern "C" {
#endif
/* If your port already typedef's in_addr_t, define IN_ADDR_T_DEFINED
to prevent this code from redefining it. */
#if !defined(in_addr_t) && !defined(IN_ADDR_T_DEFINED)
typedef u32_t in_addr_t;
#endif
/** For compatibility with BSD code */
struct in_addr {
in_addr_t s_addr;
};
/** 255.255.255.255 */
#define INADDR_NONE IPADDR_NONE
/** 127.0.0.1 */
#define INADDR_LOOPBACK IPADDR_LOOPBACK
/** 0.0.0.0 */
#define INADDR_ANY IPADDR_ANY
/** 255.255.255.255 */
#define INADDR_BROADCAST IPADDR_BROADCAST
/* Definitions of the bits in an Internet address integer.
On subnets, host and network parts are found according to
the subnet mask, not these masks. */
#define IN_CLASSA(a) IP_CLASSA(a)
#define IN_CLASSA_NET IP_CLASSA_NET
#define IN_CLASSA_NSHIFT IP_CLASSA_NSHIFT
#define IN_CLASSA_HOST IP_CLASSA_HOST
#define IN_CLASSA_MAX IP_CLASSA_MAX
#define IN_CLASSB(b) IP_CLASSB(b)
#define IN_CLASSB_NET IP_CLASSB_NET
#define IN_CLASSB_NSHIFT IP_CLASSB_NSHIFT
#define IN_CLASSB_HOST IP_CLASSB_HOST
#define IN_CLASSB_MAX IP_CLASSB_MAX
#define IN_CLASSC(c) IP_CLASSC(c)
#define IN_CLASSC_NET IP_CLASSC_NET
#define IN_CLASSC_NSHIFT IP_CLASSC_NSHIFT
#define IN_CLASSC_HOST IP_CLASSC_HOST
#define IN_CLASSC_MAX IP_CLASSC_MAX
#define IN_CLASSD(d) IP_CLASSD(d)
#define IN_CLASSD_NET IP_CLASSD_NET /* These ones aren't really */
#define IN_CLASSD_NSHIFT IP_CLASSD_NSHIFT /* net and host fields, but */
#define IN_CLASSD_HOST IP_CLASSD_HOST /* routing needn't know. */
#define IN_CLASSD_MAX IP_CLASSD_MAX
#define IN_MULTICAST(a) IP_MULTICAST(a)
#define IN_EXPERIMENTAL(a) IP_EXPERIMENTAL(a)
#define IN_BADCLASS(a) IP_BADCLASS(a)
#define IN_LOOPBACKNET IP_LOOPBACKNET
#ifndef INET_ADDRSTRLEN
#define INET_ADDRSTRLEN IP4ADDR_STRLEN_MAX
#endif
#if LWIP_IPV6
#ifndef INET6_ADDRSTRLEN
#define INET6_ADDRSTRLEN IP6ADDR_STRLEN_MAX
#endif
#endif
#define inet_addr_from_ipaddr(target_inaddr, source_ipaddr) ((target_inaddr)->s_addr = ip4_addr_get_u32(source_ipaddr))
#define inet_addr_to_ipaddr(target_ipaddr, source_inaddr) (ip4_addr_set_u32(target_ipaddr, (source_inaddr)->s_addr))
/* ATTENTION: the next define only works because both s_addr and ip_addr_t are an u32_t effectively! */
#define inet_addr_to_ipaddr_p(target_ipaddr_p, source_inaddr) ((target_ipaddr_p) = (ip_addr_t*)&((source_inaddr)->s_addr))
/* directly map this to the lwip internal functions */
#define inet_addr(cp) ipaddr_addr(cp)
#define inet_aton(cp, addr) ipaddr_aton(cp, (ip_addr_t*)addr)
#define inet_ntoa(addr) ipaddr_ntoa((ip_addr_t*)&(addr))
#define inet_ntoa_r(addr, buf, buflen) ipaddr_ntoa_r((ip_addr_t*)&(addr), buf, buflen)
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_INET_H */
@@ -0,0 +1,150 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_IP4_H
#define LWIP_HDR_IP4_H
#include "lwip/opt.h"
#include "lwip/def.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"
#include "lwip/ip6_addr.h"
#include "lwip/err.h"
#include "lwip/netif.h"
#ifdef __cplusplus
extern "C" {
#endif
/** Currently, the function ip_output_if_opt() is only used with IGMP */
#define IP_OPTIONS_SEND LWIP_IGMP
#define IP_HLEN 20
#define IP_PROTO_ICMP 1
#define IP_PROTO_IGMP 2
#define IP_PROTO_UDP 17
#define IP_PROTO_UDPLITE 136
#define IP_PROTO_TCP 6
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct ip_hdr {
/* version / header length */
PACK_STRUCT_FIELD(u8_t _v_hl);
/* type of service */
PACK_STRUCT_FIELD(u8_t _tos);
/* total length */
PACK_STRUCT_FIELD(u16_t _len);
/* identification */
PACK_STRUCT_FIELD(u16_t _id);
/* fragment offset field */
PACK_STRUCT_FIELD(u16_t _offset);
#define IP_RF 0x8000U /* reserved fragment flag */
#define IP_DF 0x4000U /* dont fragment flag */
#define IP_MF 0x2000U /* more fragments flag */
#define IP_OFFMASK 0x1fffU /* mask for fragmenting bits */
/* time to live */
PACK_STRUCT_FIELD(u8_t _ttl);
/* protocol*/
PACK_STRUCT_FIELD(u8_t _proto);
/* checksum */
PACK_STRUCT_FIELD(u16_t _chksum);
/* source and destination IP addresses */
PACK_STRUCT_FIELD(ip_addr_p_t src);
PACK_STRUCT_FIELD(ip_addr_p_t dest);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define IPH_V(hdr) ((hdr)->_v_hl >> 4)
#define IPH_HL(hdr) ((hdr)->_v_hl & 0x0f)
#define IPH_TOS(hdr) ((hdr)->_tos)
#define IPH_LEN(hdr) ((hdr)->_len)
#define IPH_ID(hdr) ((hdr)->_id)
#define IPH_OFFSET(hdr) ((hdr)->_offset)
#define IPH_TTL(hdr) ((hdr)->_ttl)
#define IPH_PROTO(hdr) ((hdr)->_proto)
#define IPH_CHKSUM(hdr) ((hdr)->_chksum)
#define IPH_VHL_SET(hdr, v, hl) (hdr)->_v_hl = (((v) << 4) | (hl))
#define IPH_TOS_SET(hdr, tos) (hdr)->_tos = (tos)
#define IPH_LEN_SET(hdr, len) (hdr)->_len = (len)
#define IPH_ID_SET(hdr, id) (hdr)->_id = (id)
#define IPH_OFFSET_SET(hdr, off) (hdr)->_offset = (off)
#define IPH_TTL_SET(hdr, ttl) (hdr)->_ttl = (u8_t)(ttl)
#define IPH_PROTO_SET(hdr, proto) (hdr)->_proto = (u8_t)(proto)
#define IPH_CHKSUM_SET(hdr, chksum) (hdr)->_chksum = (chksum)
#define ip_init() /* Compatibility define, no init needed. */
struct netif *ip_route(ip_addr_t *dest);
err_t ip_input(struct pbuf *p, struct netif *inp);
err_t ip_output(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
u8_t ttl, u8_t tos, u8_t proto);
err_t ip_output_if(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
u8_t ttl, u8_t tos, u8_t proto, struct netif *netif);
err_t ip_output_if_src(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
u8_t ttl, u8_t tos, u8_t proto, struct netif *netif);
#if LWIP_NETIF_HWADDRHINT
err_t ip_output_hinted(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
u8_t ttl, u8_t tos, u8_t proto, u8_t *addr_hint);
#endif /* LWIP_NETIF_HWADDRHINT */
#if IP_OPTIONS_SEND
err_t ip_output_if_opt(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
u8_t ttl, u8_t tos, u8_t proto, struct netif *netif, void *ip_options,
u16_t optlen);
err_t ip_output_if_opt_src(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
u8_t ttl, u8_t tos, u8_t proto, struct netif *netif, void *ip_options,
u16_t optlen);
#endif /* IP_OPTIONS_SEND */
#define ip_netif_get_local_ipX(netif) (((netif) != NULL) ? ip_2_ipX(&((netif)->ip_addr)) : NULL)
#if IP_DEBUG
void ip_debug_print(struct pbuf *p);
#else
#define ip_debug_print(p)
#endif /* IP_DEBUG */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_IP_H */
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,91 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Jani Monoses <jani@iv.ro>
*
*/
#ifndef LWIP_HDR_IP_FRAG_H
#define LWIP_HDR_IP_FRAG_H
#include "lwip/opt.h"
#include "lwip/err.h"
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#include "lwip/ip_addr.h"
#include "lwip/ip.h"
#ifdef __cplusplus
extern "C" {
#endif
#if IP_REASSEMBLY
/* The IP reassembly timer interval in milliseconds. */
#define IP_TMR_INTERVAL 1000
/* IP reassembly helper struct.
* This is exported because memp needs to know the size.
*/
struct ip_reassdata {
struct ip_reassdata *next;
struct pbuf *p;
struct ip_hdr iphdr;
u16_t datagram_len;
u8_t flags;
u8_t timer;
};
void ip_reass_init(void);
void ip_reass_tmr(void);
struct pbuf * ip_reass(struct pbuf *p);
#endif /* IP_REASSEMBLY */
#if IP_FRAG
#if !IP_FRAG_USES_STATIC_BUF && !LWIP_NETIF_TX_SINGLE_PBUF
/** A custom pbuf that holds a reference to another pbuf, which is freed
* when this custom pbuf is freed. This is used to create a custom PBUF_REF
* that points into the original pbuf. */
#ifndef LWIP_PBUF_CUSTOM_REF_DEFINED
#define LWIP_PBUF_CUSTOM_REF_DEFINED
struct pbuf_custom_ref {
/** 'base class' */
struct pbuf_custom pc;
/** pointer to the original pbuf that is referenced */
struct pbuf *original;
};
#endif /* LWIP_PBUF_CUSTOM_REF_DEFINED */
#endif /* !IP_FRAG_USES_STATIC_BUF && !LWIP_NETIF_TX_SINGLE_PBUF */
err_t ip_frag(struct pbuf *p, struct netif *netif, ip_addr_t *dest);
#endif /* IP_FRAG */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_IP_FRAG_H */
@@ -0,0 +1,58 @@
/**
* @file
*
* IPv6 address autoconfiguration as per RFC 4862.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
* IPv6 address autoconfiguration as per RFC 4862.
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_IP6_DHCP6_H
#define LWIP_HDR_IP6_DHCP6_H
#include "lwip/opt.h"
#if LWIP_IPV6_DHCP6 /* don't build if not configured for use in lwipopts.h */
struct dhcp6
{
/*TODO: implement DHCP6*/
};
#endif /* LWIP_IPV6_DHCP6 */
#endif /* LWIP_HDR_IP6_DHCP6_H */
@@ -0,0 +1,68 @@
/**
* @file
*
* Ethernet output for IPv6. Uses ND tables for link-layer addressing.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_ETHIP6_H
#define LWIP_HDR_ETHIP6_H
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_ETHERNET /* don't build if not configured for use in lwipopts.h */
#include "lwip/pbuf.h"
#include "lwip/ip6.h"
#include "lwip/ip6_addr.h"
#include "lwip/netif.h"
#ifdef __cplusplus
extern "C" {
#endif
err_t ethip6_output(struct netif *netif, struct pbuf *q, ip6_addr_t *ip6addr);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_IPV6 && LWIP_ETHERNET */
#endif /* LWIP_HDR_ETHIP6_H */
@@ -0,0 +1,152 @@
/**
* @file
*
* IPv6 version of ICMP, as per RFC 4443.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_ICMP6_H
#define LWIP_HDR_ICMP6_H
#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip6_addr.h"
#include "lwip/netif.h"
#ifdef __cplusplus
extern "C" {
#endif
enum icmp6_type {
ICMP6_TYPE_DUR = 1, /* Destination unreachable */
ICMP6_TYPE_PTB = 2, /* Packet too big */
ICMP6_TYPE_TE = 3, /* Time exceeded */
ICMP6_TYPE_PP = 4, /* Parameter problem */
ICMP6_TYPE_PE1 = 100, /* Private experimentation */
ICMP6_TYPE_PE2 = 101, /* Private experimentation */
ICMP6_TYPE_RSV_ERR = 127, /* Reserved for expansion of error messages */
ICMP6_TYPE_EREQ = 128, /* Echo request */
ICMP6_TYPE_EREP = 129, /* Echo reply */
ICMP6_TYPE_MLQ = 130, /* Multicast listener query */
ICMP6_TYPE_MLR = 131, /* Multicast listener report */
ICMP6_TYPE_MLD = 132, /* Multicast listener done */
ICMP6_TYPE_RS = 133, /* Router solicitation */
ICMP6_TYPE_RA = 134, /* Router advertisement */
ICMP6_TYPE_NS = 135, /* Neighbor solicitation */
ICMP6_TYPE_NA = 136, /* Neighbor advertisement */
ICMP6_TYPE_RD = 137, /* Redirect */
ICMP6_TYPE_MRA = 151, /* Multicast router advertisement */
ICMP6_TYPE_MRS = 152, /* Multicast router solicitation */
ICMP6_TYPE_MRT = 153, /* Multicast router termination */
ICMP6_TYPE_PE3 = 200, /* Private experimentation */
ICMP6_TYPE_PE4 = 201, /* Private experimentation */
ICMP6_TYPE_RSV_INF = 255 /* Reserved for expansion of informational messages */
};
enum icmp6_dur_code {
ICMP6_DUR_NO_ROUTE = 0, /* No route to destination */
ICMP6_DUR_PROHIBITED = 1, /* Communication with destination administratively prohibited */
ICMP6_DUR_SCOPE = 2, /* Beyond scope of source address */
ICMP6_DUR_ADDRESS = 3, /* Address unreachable */
ICMP6_DUR_PORT = 4, /* Port unreachable */
ICMP6_DUR_POLICY = 5, /* Source address failed ingress/egress policy */
ICMP6_DUR_REJECT_ROUTE = 6 /* Reject route to destination */
};
enum icmp6_te_code {
ICMP6_TE_HL = 0, /* Hop limit exceeded in transit */
ICMP6_TE_FRAG = 1 /* Fragment reassembly time exceeded */
};
enum icmp6_pp_code {
ICMP6_PP_FIELD = 0, /* Erroneous header field encountered */
ICMP6_PP_HEADER = 1, /* Unrecognized next header type encountered */
ICMP6_PP_OPTION = 2 /* Unrecognized IPv6 option encountered */
};
/** This is the standard ICMP6 header. */
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct icmp6_hdr {
PACK_STRUCT_FIELD(u8_t type);
PACK_STRUCT_FIELD(u8_t code);
PACK_STRUCT_FIELD(u16_t chksum);
PACK_STRUCT_FIELD(u32_t data);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
/** This is the ICMP6 header adapted for echo req/resp. */
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct icmp6_echo_hdr {
PACK_STRUCT_FIELD(u8_t type);
PACK_STRUCT_FIELD(u8_t code);
PACK_STRUCT_FIELD(u16_t chksum);
PACK_STRUCT_FIELD(u16_t id);
PACK_STRUCT_FIELD(u16_t seqno);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#if LWIP_ICMP6 && LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
void icmp6_input(struct pbuf *p, struct netif *inp);
void icmp6_dest_unreach(struct pbuf *p, enum icmp6_dur_code c);
void icmp6_packet_too_big(struct pbuf *p, u32_t mtu);
void icmp6_time_exceeded(struct pbuf *p, enum icmp6_te_code c);
void icmp6_param_problem(struct pbuf *p, enum icmp6_pp_code c, u32_t pointer);
#endif /* LWIP_ICMP6 && LWIP_IPV6 */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_ICMP6_H */
@@ -0,0 +1,92 @@
/**
* @file
*
* INET v6 addresses.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_INET6_H
#define LWIP_HDR_INET6_H
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */
#include "lwip/ip6_addr.h"
#include "lwip/def.h"
#ifdef __cplusplus
extern "C" {
#endif
/** For compatibility with BSD code */
struct in6_addr {
union {
u8_t u8_addr[16];
u32_t u32_addr[4];
} un;
#define s6_addr un.u8_addr
};
#define IN6ADDR_ANY_INIT {0,0,0,0}
#define IN6ADDR_LOOPBACK_INIT {0,0,0,PP_HTONL(1)}
#define inet6_addr_from_ip6addr(target_in6addr, source_ip6addr) {(target_in6addr)->un.u32_addr[0] = (source_ip6addr)->addr[0]; \
(target_in6addr)->un.u32_addr[1] = (source_ip6addr)->addr[1]; \
(target_in6addr)->un.u32_addr[2] = (source_ip6addr)->addr[2]; \
(target_in6addr)->un.u32_addr[3] = (source_ip6addr)->addr[3];}
#define inet6_addr_to_ip6addr(target_ip6addr, source_in6addr) {(target_ip6addr)->addr[0] = (source_in6addr)->un.u32_addr[0]; \
(target_ip6addr)->addr[1] = (source_in6addr)->un.u32_addr[1]; \
(target_ip6addr)->addr[2] = (source_in6addr)->un.u32_addr[2]; \
(target_ip6addr)->addr[3] = (source_in6addr)->un.u32_addr[3];}
/* ATTENTION: the next define only works because both in6_addr and ip6_addr_t are an u32_t[4] effectively! */
#define inet6_addr_to_ip6addr_p(target_ip6addr_p, source_in6addr) ((target_ip6addr_p) = (ip6_addr_t*)(source_in6addr))
/* directly map this to the lwip internal functions */
#define inet6_aton(cp, addr) ip6addr_aton(cp, (ip6_addr_t*)addr)
#define inet6_ntoa(addr) ip6addr_ntoa((ip6_addr_t*)&(addr))
#define inet6_ntoa_r(addr, buf, buflen) ip6addr_ntoa_r((ip6_addr_t*)&(addr), buf, buflen)
#ifdef __cplusplus
}
#endif
#endif /* LWIP_IPV6 */
#endif /* LWIP_HDR_INET6_H */
@@ -0,0 +1,198 @@
/**
* @file
*
* IPv6 layer.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_IP6_H
#define LWIP_HDR_IP6_H
#include "lwip/opt.h"
#if LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/ip6_addr.h"
#include "lwip/def.h"
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#include "lwip/err.h"
#ifdef __cplusplus
extern "C" {
#endif
#define IP6_HLEN 40
#define IP6_NEXTH_HOPBYHOP 0
#define IP6_NEXTH_TCP 6
#define IP6_NEXTH_UDP 17
#define IP6_NEXTH_ENCAPS 41
#define IP6_NEXTH_ROUTING 43
#define IP6_NEXTH_FRAGMENT 44
#define IP6_NEXTH_ICMP6 58
#define IP6_NEXTH_NONE 59
#define IP6_NEXTH_DESTOPTS 60
#define IP6_NEXTH_UDPLITE 136
/* The IPv6 header. */
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct ip6_hdr {
/* version / traffic class / flow label */
PACK_STRUCT_FIELD(u32_t _v_tc_fl);
/* payload length */
PACK_STRUCT_FIELD(u16_t _plen);
/* next header */
PACK_STRUCT_FIELD(u8_t _nexth);
/* hop limit */
PACK_STRUCT_FIELD(u8_t _hoplim);
/* source and destination IP addresses */
PACK_STRUCT_FIELD(ip6_addr_p_t src);
PACK_STRUCT_FIELD(ip6_addr_p_t dest);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
/* Hop-by-hop router alert option. */
#define IP6_HBH_HLEN 8
#define IP6_PAD1_OPTION 0
#define IP6_PADN_ALERT_OPTION 1
#define IP6_ROUTER_ALERT_OPTION 5
#define IP6_ROUTER_ALERT_VALUE_MLD 0
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct ip6_hbh_hdr {
/* next header */
PACK_STRUCT_FIELD(u8_t _nexth);
/* header length */
PACK_STRUCT_FIELD(u8_t _hlen);
/* router alert option type */
PACK_STRUCT_FIELD(u8_t _ra_opt_type);
/* router alert option data len */
PACK_STRUCT_FIELD(u8_t _ra_opt_dlen);
/* router alert option data */
PACK_STRUCT_FIELD(u16_t _ra_opt_data);
/* PadN option type */
PACK_STRUCT_FIELD(u8_t _padn_opt_type);
/* PadN option data len */
PACK_STRUCT_FIELD(u8_t _padn_opt_dlen);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
/* Fragment header. */
#define IP6_FRAG_HLEN 8
#define IP6_FRAG_OFFSET_MASK 0xfff8
#define IP6_FRAG_MORE_FLAG 0x0001
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct ip6_frag_hdr {
/* next header */
PACK_STRUCT_FIELD(u8_t _nexth);
/* reserved */
PACK_STRUCT_FIELD(u8_t reserved);
/* fragment offset */
PACK_STRUCT_FIELD(u16_t _fragment_offset);
/* fragmented packet identification */
PACK_STRUCT_FIELD(u32_t _identification);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define IP6H_V(hdr) ((ntohl((hdr)->_v_tc_fl) >> 28) & 0x0f)
#define IP6H_TC(hdr) ((ntohl((hdr)->_v_tc_fl) >> 20) & 0xff)
#define IP6H_FL(hdr) (ntohl((hdr)->_v_tc_fl) & 0x000fffff)
#define IP6H_PLEN(hdr) (ntohs((hdr)->_plen))
#define IP6H_NEXTH(hdr) ((hdr)->_nexth)
#define IP6H_NEXTH_P(hdr) ((u8_t *)(hdr) + 6)
#define IP6H_HOPLIM(hdr) ((hdr)->_hoplim)
#define IP6H_VTCFL_SET(hdr, v, tc, fl) (hdr)->_v_tc_fl = (htonl(((v) << 28) | ((tc) << 20) | (fl)))
#define IP6H_PLEN_SET(hdr, plen) (hdr)->_plen = htons(plen)
#define IP6H_NEXTH_SET(hdr, nexth) (hdr)->_nexth = (nexth)
#define IP6H_HOPLIM_SET(hdr, hl) (hdr)->_hoplim = (u8_t)(hl)
#define ip6_init() /* TODO should we init current addresses and header pointer? */
struct netif *ip6_route(struct ip6_addr *src, struct ip6_addr *dest);
ip6_addr_t *ip6_select_source_address(struct netif *netif, ip6_addr_t * dest);
err_t ip6_input(struct pbuf *p, struct netif *inp);
err_t ip6_output(struct pbuf *p, struct ip6_addr *src, struct ip6_addr *dest,
u8_t hl, u8_t tc, u8_t nexth);
err_t ip6_output_if(struct pbuf *p, struct ip6_addr *src, struct ip6_addr *dest,
u8_t hl, u8_t tc, u8_t nexth, struct netif *netif);
err_t ip6_output_if_src(struct pbuf *p, struct ip6_addr *src, struct ip6_addr *dest,
u8_t hl, u8_t tc, u8_t nexth, struct netif *netif);
#if LWIP_NETIF_HWADDRHINT
err_t ip6_output_hinted(struct pbuf *p, ip6_addr_t *src, ip6_addr_t *dest,
u8_t hl, u8_t tc, u8_t nexth, u8_t *addr_hint);
#endif /* LWIP_NETIF_HWADDRHINT */
#if LWIP_IPV6_MLD
err_t ip6_options_add_hbh_ra(struct pbuf * p, u8_t nexth, u8_t value);
#endif /* LWIP_IPV6_MLD */
#define ip6_netif_get_local_ipX(netif, dest) (((netif) != NULL) ? \
ip6_2_ipX(ip6_select_source_address(netif, dest)) : NULL)
#if IP6_DEBUG
void ip6_debug_print(struct pbuf *p);
#else
#define ip6_debug_print(p)
#endif /* IP6_DEBUG */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_IPV6 */
#endif /* LWIP_HDR_IP6_H */
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,102 @@
/**
* @file
*
* IPv6 fragmentation and reassembly.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_IP6_FRAG_H
#define LWIP_HDR_IP6_FRAG_H
#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip6_addr.h"
#include "lwip/netif.h"
#ifdef __cplusplus
extern "C" {
#endif
#if LWIP_IPV6 && LWIP_IPV6_REASS /* don't build if not configured for use in lwipopts.h */
/* The IPv6 reassembly timer interval in milliseconds. */
#define IP6_REASS_TMR_INTERVAL 1000
/* IPv6 reassembly helper struct.
* This is exported because memp needs to know the size.
*/
struct ip6_reassdata {
struct ip6_reassdata *next;
struct pbuf *p;
struct ip6_hdr * iphdr;
u32_t identification;
u16_t datagram_len;
u8_t nexth;
u8_t timer;
};
#define ip6_reass_init() /* Compatibility define */
void ip6_reass_tmr(void);
struct pbuf * ip6_reass(struct pbuf *p);
#endif /* LWIP_IPV6 && LWIP_IPV6_REASS */
#if LWIP_IPV6 && LWIP_IPV6_FRAG /* don't build if not configured for use in lwipopts.h */
/** A custom pbuf that holds a reference to another pbuf, which is freed
* when this custom pbuf is freed. This is used to create a custom PBUF_REF
* that points into the original pbuf. */
#ifndef LWIP_PBUF_CUSTOM_REF_DEFINED
#define LWIP_PBUF_CUSTOM_REF_DEFINED
struct pbuf_custom_ref {
/** 'base class' */
struct pbuf_custom pc;
/** pointer to the original pbuf that is referenced */
struct pbuf *original;
};
#endif /* LWIP_PBUF_CUSTOM_REF_DEFINED */
err_t ip6_frag(struct pbuf *p, struct netif *netif, ip6_addr_t *dest);
#endif /* LWIP_IPV6 && LWIP_IPV6_FRAG */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_IP6_FRAG_H */
@@ -0,0 +1,118 @@
/**
* @file
*
* Multicast listener discovery for IPv6. Aims to be compliant with RFC 2710.
* No support for MLDv2.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#ifndef LWIP_HDR_MLD6_H
#define LWIP_HDR_MLD6_H
#include "lwip/opt.h"
#if LWIP_IPV6_MLD && LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#ifdef __cplusplus
extern "C" {
#endif
struct mld_group {
/** next link */
struct mld_group *next;
/** interface on which the group is active */
struct netif *netif;
/** multicast address */
ip6_addr_t group_address;
/** signifies we were the last person to report */
u8_t last_reporter_flag;
/** current state of the group */
u8_t group_state;
/** timer for reporting */
u16_t timer;
/** counter of simultaneous uses */
u8_t use;
};
/** Multicast listener report/query/done message header. */
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct mld_header {
PACK_STRUCT_FIELD(u8_t type);
PACK_STRUCT_FIELD(u8_t code);
PACK_STRUCT_FIELD(u16_t chksum);
PACK_STRUCT_FIELD(u16_t max_resp_delay);
PACK_STRUCT_FIELD(u16_t reserved);
PACK_STRUCT_FIELD(ip6_addr_p_t multicast_address);
/* Options follow. */
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define MLD6_TMR_INTERVAL 100 /* Milliseconds */
/* MAC Filter Actions, these are passed to a netif's
* mld_mac_filter callback function. */
#define MLD6_DEL_MAC_FILTER 0
#define MLD6_ADD_MAC_FILTER 1
#define mld6_init() /* TODO should we init tables? */
err_t mld6_stop(struct netif *netif);
void mld6_report_groups(struct netif *netif);
void mld6_tmr(void);
struct mld_group *mld6_lookfor_group(struct netif *ifp, ip6_addr_t *addr);
void mld6_input(struct pbuf *p, struct netif *inp);
err_t mld6_joingroup(ip6_addr_t *srcaddr, ip6_addr_t *groupaddr);
err_t mld6_leavegroup(ip6_addr_t *srcaddr, ip6_addr_t *groupaddr);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_IPV6_MLD && LWIP_IPV6 */
#endif /* LWIP_HDR_MLD6_H */
File diff suppressed because it is too large Load Diff
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,187 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_API_MSG_H
#define LWIP_HDR_API_MSG_H
#include "lwip/opt.h"
#if LWIP_NETCONN /* don't build if not configured for use in lwipopts.h */
#include <stddef.h> /* for size_t */
#include "lwip/ip_addr.h"
#include "lwip/err.h"
#include "lwip/sys.h"
#include "lwip/igmp.h"
#include "lwip/api.h"
#ifdef __cplusplus
extern "C" {
#endif
#if LWIP_MPU_COMPATIBLE
#define API_MSG_M_DEF(m) m
#else /* LWIP_MPU_COMPATIBLE */
#define API_MSG_M_DEF(m) *m
#endif /* LWIP_MPU_COMPATIBLE */
/* For the netconn API, these values are use as a bitmask! */
#define NETCONN_SHUT_RD 1
#define NETCONN_SHUT_WR 2
#define NETCONN_SHUT_RDWR (NETCONN_SHUT_RD | NETCONN_SHUT_WR)
/* IP addresses and port numbers are expected to be in
* the same byte order as in the corresponding pcb.
*/
/** This struct includes everything that is necessary to execute a function
for a netconn in another thread context (mainly used to process netconns
in the tcpip_thread context to be thread safe). */
struct api_msg_msg {
/** The netconn which to process - always needed: it includes the semaphore
which is used to block the application thread until the function finished. */
struct netconn *conn;
/** The return value of the function executed in tcpip_thread. */
err_t err;
/** Depending on the executed function, one of these union members is used */
union {
/** used for lwip_netconn_do_send */
struct netbuf *b;
/** used for lwip_netconn_do_newconn */
struct {
u8_t proto;
} n;
/** used for lwip_netconn_do_bind and lwip_netconn_do_connect */
struct {
ip_addr_t API_MSG_M_DEF(ipaddr);
u16_t port;
} bc;
/** used for lwip_netconn_do_getaddr */
struct {
ipX_addr_t API_MSG_M_DEF(ipaddr);
u16_t API_MSG_M_DEF(port);
u8_t local;
} ad;
/** used for lwip_netconn_do_write */
struct {
const void *dataptr;
size_t len;
u8_t apiflags;
#if LWIP_SO_SNDTIMEO
u32_t time_started;
#endif /* LWIP_SO_SNDTIMEO */
} w;
/** used for lwip_netconn_do_recv */
struct {
u32_t len;
} r;
/** used for lwip_netconn_do_close (/shutdown) */
struct {
u8_t shut;
} sd;
#if LWIP_IGMP || (LWIP_IPV6 && LWIP_IPV6_MLD)
/** used for lwip_netconn_do_join_leave_group */
struct {
ipX_addr_t API_MSG_M_DEF(multiaddr);
ipX_addr_t API_MSG_M_DEF(netif_addr);
enum netconn_igmp join_or_leave;
} jl;
#endif /* LWIP_IGMP || (LWIP_IPV6 && LWIP_IPV6_MLD) */
#if TCP_LISTEN_BACKLOG
struct {
u8_t backlog;
} lb;
#endif /* TCP_LISTEN_BACKLOG */
} msg;
};
/** This struct contains a function to execute in another thread context and
a struct api_msg_msg that serves as an argument for this function.
This is passed to tcpip_apimsg to execute functions in tcpip_thread context. */
struct api_msg {
/** function to execute in tcpip_thread context */
void (* function)(struct api_msg_msg *msg);
/** arguments for this function */
struct api_msg_msg msg;
};
#if LWIP_DNS
/** As lwip_netconn_do_gethostbyname requires more arguments but doesn't require a netconn,
it has its own struct (to avoid struct api_msg getting bigger than necessary).
lwip_netconn_do_gethostbyname must be called using tcpip_callback instead of tcpip_apimsg
(see netconn_gethostbyname). */
struct dns_api_msg {
/** Hostname to query or dotted IP address string */
#if LWIP_MPU_COMPATIBLE
char name[DNS_MAX_NAME_LENGTH];
#else /* LWIP_MPU_COMPATIBLE */
const char *name;
#endif /* LWIP_MPU_COMPATIBLE */
/** Rhe resolved address is stored here */
ip_addr_t API_MSG_M_DEF(addr);
/** This semaphore is posted when the name is resolved, the application thread
should wait on it. */
sys_sem_t API_MSG_M_DEF(sem);
/** Errors are given back here */
err_t API_MSG_M_DEF(err);
};
#endif /* LWIP_DNS */
void lwip_netconn_do_newconn ( struct api_msg_msg *msg);
void lwip_netconn_do_delconn ( struct api_msg_msg *msg);
void lwip_netconn_do_bind ( struct api_msg_msg *msg);
void lwip_netconn_do_connect ( struct api_msg_msg *msg);
void lwip_netconn_do_disconnect ( struct api_msg_msg *msg);
void lwip_netconn_do_listen ( struct api_msg_msg *msg);
void lwip_netconn_do_send ( struct api_msg_msg *msg);
void lwip_netconn_do_recv ( struct api_msg_msg *msg);
void lwip_netconn_do_write ( struct api_msg_msg *msg);
void lwip_netconn_do_getaddr ( struct api_msg_msg *msg);
void lwip_netconn_do_close ( struct api_msg_msg *msg);
void lwip_netconn_do_shutdown ( struct api_msg_msg *msg);
#if LWIP_IGMP || (LWIP_IPV6 && LWIP_IPV6_MLD)
void lwip_netconn_do_join_leave_group( struct api_msg_msg *msg);
#endif /* LWIP_IGMP || (LWIP_IPV6 && LWIP_IPV6_MLD) */
#if LWIP_DNS
void lwip_netconn_do_gethostbyname(void *arg);
#endif /* LWIP_DNS */
struct netconn* netconn_alloc(enum netconn_type t, netconn_callback callback);
void netconn_free(struct netconn *conn);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_NETCONN */
#endif /* LWIP_HDR_API_MSG_H */
File diff suppressed because it is too large Load Diff
@@ -0,0 +1,99 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_DEBUG_H
#define LWIP_HDR_DEBUG_H
#include "lwip/arch.h"
#include "lwip/opt.h"
/** lower two bits indicate debug level
* - 0 all
* - 1 warning
* - 2 serious
* - 3 severe
*/
#define LWIP_DBG_LEVEL_ALL 0x00
#define LWIP_DBG_LEVEL_OFF LWIP_DBG_LEVEL_ALL /* compatibility define only */
#define LWIP_DBG_LEVEL_WARNING 0x01 /* bad checksums, dropped packets, ... */
#define LWIP_DBG_LEVEL_SERIOUS 0x02 /* memory allocation failures, ... */
#define LWIP_DBG_LEVEL_SEVERE 0x03
#define LWIP_DBG_MASK_LEVEL 0x03
/** flag for LWIP_DEBUGF to enable that debug message */
#define LWIP_DBG_ON 0x80U
/** flag for LWIP_DEBUGF to disable that debug message */
#define LWIP_DBG_OFF 0x00U
/** flag for LWIP_DEBUGF indicating a tracing message (to follow program flow) */
#define LWIP_DBG_TRACE 0x40U
/** flag for LWIP_DEBUGF indicating a state debug message (to follow module states) */
#define LWIP_DBG_STATE 0x20U
/** flag for LWIP_DEBUGF indicating newly added code, not thoroughly tested yet */
#define LWIP_DBG_FRESH 0x10U
/** flag for LWIP_DEBUGF to halt after printing this debug message */
#define LWIP_DBG_HALT 0x08U
#ifndef LWIP_NOASSERT
#define LWIP_ASSERT(message, assertion) do { if(!(assertion)) \
LWIP_PLATFORM_ASSERT(message); } while(0)
#else /* LWIP_NOASSERT */
#define LWIP_ASSERT(message, assertion)
#endif /* LWIP_NOASSERT */
/** if "expression" isn't true, then print "message" and execute "handler" expression */
#ifndef LWIP_ERROR
#define LWIP_ERROR(message, expression, handler) do { if (!(expression)) { \
LWIP_PLATFORM_ASSERT(message); handler;}} while(0)
#endif /* LWIP_ERROR */
#ifdef LWIP_DEBUG
/** print debug message only if debug message type is enabled...
* AND is of correct type AND is at least LWIP_DBG_LEVEL
*/
#define LWIP_DEBUGF(debug, message) do { \
if ( \
((debug) & LWIP_DBG_ON) && \
((debug) & LWIP_DBG_TYPES_ON) && \
((s16_t)((debug) & LWIP_DBG_MASK_LEVEL) >= LWIP_DBG_MIN_LEVEL)) { \
LWIP_PLATFORM_DIAG(message); \
if ((debug) & LWIP_DBG_HALT) { \
while(1); \
} \
} \
} while(0)
#else /* LWIP_DEBUG */
#define LWIP_DEBUGF(debug, message)
#endif /* LWIP_DEBUG */
#endif /* LWIP_HDR_DEBUG_H */
@@ -0,0 +1,123 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_DEF_H
#define LWIP_HDR_DEF_H
/* arch.h might define NULL already */
#include "lwip/arch.h"
#include "lwip/opt.h"
#ifdef __cplusplus
extern "C" {
#endif
#define LWIP_MAX(x , y) (((x) > (y)) ? (x) : (y))
#define LWIP_MIN(x , y) (((x) < (y)) ? (x) : (y))
#ifndef NULL
#define NULL ((void *)0)
#endif
/* Endianess-optimized shifting of two u8_t to create one u16_t */
#if BYTE_ORDER == LITTLE_ENDIAN
#define LWIP_MAKE_U16(a, b) ((a << 8) | b)
#else
#define LWIP_MAKE_U16(a, b) ((b << 8) | a)
#endif
#ifndef LWIP_PLATFORM_BYTESWAP
#define LWIP_PLATFORM_BYTESWAP 0
#endif
#ifndef LWIP_PREFIX_BYTEORDER_FUNCS
/* workaround for naming collisions on some platforms */
#ifdef htons
#undef htons
#endif /* htons */
#ifdef htonl
#undef htonl
#endif /* htonl */
#ifdef ntohs
#undef ntohs
#endif /* ntohs */
#ifdef ntohl
#undef ntohl
#endif /* ntohl */
#define htons(x) lwip_htons(x)
#define ntohs(x) lwip_ntohs(x)
#define htonl(x) lwip_htonl(x)
#define ntohl(x) lwip_ntohl(x)
#endif /* LWIP_PREFIX_BYTEORDER_FUNCS */
#if BYTE_ORDER == BIG_ENDIAN
#define lwip_htons(x) (x)
#define lwip_ntohs(x) (x)
#define lwip_htonl(x) (x)
#define lwip_ntohl(x) (x)
#define PP_HTONS(x) (x)
#define PP_NTOHS(x) (x)
#define PP_HTONL(x) (x)
#define PP_NTOHL(x) (x)
#else /* BYTE_ORDER != BIG_ENDIAN */
#if LWIP_PLATFORM_BYTESWAP
#define lwip_htons(x) LWIP_PLATFORM_HTONS(x)
#define lwip_ntohs(x) LWIP_PLATFORM_HTONS(x)
#define lwip_htonl(x) LWIP_PLATFORM_HTONL(x)
#define lwip_ntohl(x) LWIP_PLATFORM_HTONL(x)
#else /* LWIP_PLATFORM_BYTESWAP */
u16_t lwip_htons(u16_t x);
u16_t lwip_ntohs(u16_t x);
u32_t lwip_htonl(u32_t x);
u32_t lwip_ntohl(u32_t x);
#endif /* LWIP_PLATFORM_BYTESWAP */
/* These macros should be calculated by the preprocessor and are used
with compile-time constants only (so that there is no little-endian
overhead at runtime). */
#define PP_HTONS(x) ((((x) & 0xff) << 8) | (((x) & 0xff00) >> 8))
#define PP_NTOHS(x) PP_HTONS(x)
#define PP_HTONL(x) ((((x) & 0xff) << 24) | \
(((x) & 0xff00) << 8) | \
(((x) & 0xff0000UL) >> 8) | \
(((x) & 0xff000000UL) >> 24))
#define PP_NTOHL(x) PP_HTONL(x)
#endif /* BYTE_ORDER == BIG_ENDIAN */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_DEF_H */
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@@ -0,0 +1,124 @@
/**
* lwip DNS resolver header file.
* Author: Jim Pettinato
* April 2007
* ported from uIP resolv.c Copyright (c) 2002-2003, Adam Dunkels.
*
* 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.
*/
#ifndef LWIP_HDR_DNS_H
#define LWIP_HDR_DNS_H
#include "lwip/opt.h"
#if LWIP_DNS /* don't build if not configured for use in lwipopts.h */
#ifdef __cplusplus
extern "C" {
#endif
/** DNS timer period */
#define DNS_TMR_INTERVAL 1000
/** DNS field TYPE used for "Resource Records" */
#define DNS_RRTYPE_A 1 /* a host address */
#define DNS_RRTYPE_NS 2 /* an authoritative name server */
#define DNS_RRTYPE_MD 3 /* a mail destination (Obsolete - use MX) */
#define DNS_RRTYPE_MF 4 /* a mail forwarder (Obsolete - use MX) */
#define DNS_RRTYPE_CNAME 5 /* the canonical name for an alias */
#define DNS_RRTYPE_SOA 6 /* marks the start of a zone of authority */
#define DNS_RRTYPE_MB 7 /* a mailbox domain name (EXPERIMENTAL) */
#define DNS_RRTYPE_MG 8 /* a mail group member (EXPERIMENTAL) */
#define DNS_RRTYPE_MR 9 /* a mail rename domain name (EXPERIMENTAL) */
#define DNS_RRTYPE_NULL 10 /* a null RR (EXPERIMENTAL) */
#define DNS_RRTYPE_WKS 11 /* a well known service description */
#define DNS_RRTYPE_PTR 12 /* a domain name pointer */
#define DNS_RRTYPE_HINFO 13 /* host information */
#define DNS_RRTYPE_MINFO 14 /* mailbox or mail list information */
#define DNS_RRTYPE_MX 15 /* mail exchange */
#define DNS_RRTYPE_TXT 16 /* text strings */
/** DNS field CLASS used for "Resource Records" */
#define DNS_RRCLASS_IN 1 /* the Internet */
#define DNS_RRCLASS_CS 2 /* the CSNET class (Obsolete - used only for examples in some obsolete RFCs) */
#define DNS_RRCLASS_CH 3 /* the CHAOS class */
#define DNS_RRCLASS_HS 4 /* Hesiod [Dyer 87] */
#define DNS_RRCLASS_FLUSH 0x800 /* Flush bit */
/* The size used for the next line is rather a hack, but it prevents including socket.h in all files
that include memp.h, and that would possibly break portability (since socket.h defines some types
and constants possibly already define by the OS).
Calculation rule:
sizeof(struct addrinfo) + sizeof(struct sockaddr_in) + DNS_MAX_NAME_LENGTH + 1 byte zero-termination */
#define NETDB_ELEM_SIZE (32 + 16 + DNS_MAX_NAME_LENGTH + 1)
#if DNS_LOCAL_HOSTLIST
/** struct used for local host-list */
struct local_hostlist_entry {
/** static hostname */
const char *name;
/** static host address in network byteorder */
ip_addr_t addr;
struct local_hostlist_entry *next;
};
#if DNS_LOCAL_HOSTLIST_IS_DYNAMIC
#ifndef DNS_LOCAL_HOSTLIST_MAX_NAMELEN
#define DNS_LOCAL_HOSTLIST_MAX_NAMELEN DNS_MAX_NAME_LENGTH
#endif
#define LOCALHOSTLIST_ELEM_SIZE ((sizeof(struct local_hostlist_entry) + DNS_LOCAL_HOSTLIST_MAX_NAMELEN + 1))
#endif /* DNS_LOCAL_HOSTLIST_IS_DYNAMIC */
#endif /* DNS_LOCAL_HOSTLIST */
/** Callback which is invoked when a hostname is found.
* A function of this type must be implemented by the application using the DNS resolver.
* @param name pointer to the name that was looked up.
* @param ipaddr pointer to an ip_addr_t containing the IP address of the hostname,
* or NULL if the name could not be found (or on any other error).
* @param callback_arg a user-specified callback argument passed to dns_gethostbyname
*/
typedef void (*dns_found_callback)(const char *name, ip_addr_t *ipaddr, void *callback_arg);
void dns_init(void);
void dns_tmr(void);
void dns_setserver(u8_t numdns, ip_addr_t *dnsserver);
ip_addr_t dns_getserver(u8_t numdns);
err_t dns_gethostbyname(const char *hostname, ip_addr_t *addr,
dns_found_callback found, void *callback_arg);
#if DNS_LOCAL_HOSTLIST && DNS_LOCAL_HOSTLIST_IS_DYNAMIC
int dns_local_removehost(const char *hostname, const ip_addr_t *addr);
err_t dns_local_addhost(const char *hostname, const ip_addr_t *addr);
#endif /* DNS_LOCAL_HOSTLIST && DNS_LOCAL_HOSTLIST_IS_DYNAMIC */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_DNS */
#endif /* LWIP_HDR_DNS_H */
@@ -0,0 +1,85 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_ERR_H
#define LWIP_HDR_ERR_H
#include "lwip/opt.h"
#include "lwip/arch.h"
#ifdef __cplusplus
extern "C" {
#endif
/** Define LWIP_ERR_T in cc.h if you want to use
* a different type for your platform (must be signed). */
#ifdef LWIP_ERR_T
typedef LWIP_ERR_T err_t;
#else /* LWIP_ERR_T */
typedef s8_t err_t;
#endif /* LWIP_ERR_T*/
/* Definitions for error constants. */
#define ERR_OK 0 /* No error, everything OK. */
#define ERR_MEM -1 /* Out of memory error. */
#define ERR_BUF -2 /* Buffer error. */
#define ERR_TIMEOUT -3 /* Timeout. */
#define ERR_RTE -4 /* Routing problem. */
#define ERR_INPROGRESS -5 /* Operation in progress */
#define ERR_VAL -6 /* Illegal value. */
#define ERR_WOULDBLOCK -7 /* Operation would block. */
#define ERR_USE -8 /* Address in use. */
#define ERR_ISCONN -9 /* Already connected. */
#define ERR_IS_FATAL(e) ((e) < ERR_ISCONN)
#define ERR_ABRT -10 /* Connection aborted. */
#define ERR_RST -11 /* Connection reset. */
#define ERR_CLSD -12 /* Connection closed. */
#define ERR_CONN -13 /* Not connected. */
#define ERR_ARG -14 /* Illegal argument. */
#define ERR_IF -15 /* Low-level netif error */
#ifdef LWIP_DEBUG
extern const char *lwip_strerr(err_t err);
#else
#define lwip_strerr(x) ""
#endif /* LWIP_DEBUG */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_ERR_H */
@@ -0,0 +1,112 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_INET_CHKSUM_H
#define LWIP_HDR_INET_CHKSUM_H
#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"
/** Swap the bytes in an u16_t: much like htons() for little-endian */
#ifndef SWAP_BYTES_IN_WORD
#if LWIP_PLATFORM_BYTESWAP && (BYTE_ORDER == LITTLE_ENDIAN)
/* little endian and PLATFORM_BYTESWAP defined */
#define SWAP_BYTES_IN_WORD(w) LWIP_PLATFORM_HTONS(w)
#else /* LWIP_PLATFORM_BYTESWAP && (BYTE_ORDER == LITTLE_ENDIAN) */
/* can't use htons on big endian (or PLATFORM_BYTESWAP not defined)... */
#define SWAP_BYTES_IN_WORD(w) (((w) & 0xff) << 8) | (((w) & 0xff00) >> 8)
#endif /* LWIP_PLATFORM_BYTESWAP && (BYTE_ORDER == LITTLE_ENDIAN)*/
#endif /* SWAP_BYTES_IN_WORD */
/** Split an u32_t in two u16_ts and add them up */
#ifndef FOLD_U32T
#define FOLD_U32T(u) (((u) >> 16) + ((u) & 0x0000ffffUL))
#endif
#if LWIP_CHECKSUM_ON_COPY
/** Function-like macro: same as MEMCPY but returns the checksum of copied data
as u16_t */
#ifndef LWIP_CHKSUM_COPY
#define LWIP_CHKSUM_COPY(dst, src, len) lwip_chksum_copy(dst, src, len)
#ifndef LWIP_CHKSUM_COPY_ALGORITHM
#define LWIP_CHKSUM_COPY_ALGORITHM 1
#endif /* LWIP_CHKSUM_COPY_ALGORITHM */
#endif /* LWIP_CHKSUM_COPY */
#else /* LWIP_CHECKSUM_ON_COPY */
#define LWIP_CHKSUM_COPY_ALGORITHM 0
#endif /* LWIP_CHECKSUM_ON_COPY */
#ifdef __cplusplus
extern "C" {
#endif
u16_t inet_chksum(void *dataptr, u16_t len);
u16_t inet_chksum_pbuf(struct pbuf *p);
u16_t inet_chksum_pseudo(struct pbuf *p, u8_t proto, u16_t proto_len,
ip_addr_t *src, ip_addr_t *dest);
u16_t inet_chksum_pseudo_partial(struct pbuf *p, u8_t proto,
u16_t proto_len, u16_t chksum_len, ip_addr_t *src, ip_addr_t *dest);
#if LWIP_CHKSUM_COPY_ALGORITHM
u16_t lwip_chksum_copy(void *dst, const void *src, u16_t len);
#endif /* LWIP_CHKSUM_COPY_ALGORITHM */
#if LWIP_IPV6
u16_t ip6_chksum_pseudo(struct pbuf *p, u8_t proto, u16_t proto_len,
ip6_addr_t *src, ip6_addr_t *dest);
u16_t ip6_chksum_pseudo_partial(struct pbuf *p, u8_t proto, u16_t proto_len,
u16_t chksum_len, ip6_addr_t *src, ip6_addr_t *dest);
#define ipX_chksum_pseudo(isipv6, p, proto, proto_len, src, dest) \
((isipv6) ? \
ip6_chksum_pseudo(p, proto, proto_len, ipX_2_ip6(src), ipX_2_ip6(dest)) :\
inet_chksum_pseudo(p, proto, proto_len, ipX_2_ip(src), ipX_2_ip(dest)))
#define ipX_chksum_pseudo_partial(isipv6, p, proto, proto_len, chksum_len, src, dest) \
((isipv6) ? \
ip6_chksum_pseudo_partial(p, proto, proto_len, chksum_len, ipX_2_ip6(src), ipX_2_ip6(dest)) :\
inet_chksum_pseudo_partial(p, proto, proto_len, chksum_len, ipX_2_ip(src), ipX_2_ip(dest)))
#else /* LWIP_IPV6 */
#define ipX_chksum_pseudo(isipv6, p, proto, proto_len, src, dest) \
inet_chksum_pseudo(p, proto, proto_len, src, dest)
#define ipX_chksum_pseudo_partial(isipv6, p, proto, proto_len, chksum_len, src, dest) \
inet_chksum_pseudo_partial(p, proto, proto_len, chksum_len, src, dest)
#endif /* LWIP_IPV6 */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_INET_H */
@@ -0,0 +1,72 @@
/*
* 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_INIT_H
#define LWIP_HDR_INIT_H
#include "lwip/opt.h"
#ifdef __cplusplus
extern "C" {
#endif
/** X.x.x: Major version of the stack */
#define LWIP_VERSION_MAJOR 1U
/** x.X.x: Minor version of the stack */
#define LWIP_VERSION_MINOR 4U
/** x.x.X: Revision of the stack */
#define LWIP_VERSION_REVISION 1U
/** For release candidates, this is set to 1..254
* For official releases, this is set to 255 (LWIP_RC_RELEASE)
* For development versions (CVS), this is set to 0 (LWIP_RC_DEVELOPMENT) */
#define LWIP_VERSION_RC 0U
/** LWIP_VERSION_RC is set to LWIP_RC_RELEASE for official releases */
#define LWIP_RC_RELEASE 255U
/** LWIP_VERSION_RC is set to LWIP_RC_DEVELOPMENT for CVS versions */
#define LWIP_RC_DEVELOPMENT 0U
#define LWIP_VERSION_IS_RELEASE (LWIP_VERSION_RC == LWIP_RC_RELEASE)
#define LWIP_VERSION_IS_DEVELOPMENT (LWIP_VERSION_RC == LWIP_RC_DEVELOPMENT)
#define LWIP_VERSION_IS_RC ((LWIP_VERSION_RC != LWIP_RC_RELEASE) && (LWIP_VERSION_RC != LWIP_RC_DEVELOPMENT))
/** Provides the version of the stack */
#define LWIP_VERSION (LWIP_VERSION_MAJOR << 24 | LWIP_VERSION_MINOR << 16 | \
LWIP_VERSION_REVISION << 8 | LWIP_VERSION_RC)
/* Modules initialization */
void lwip_init(void);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_INIT_H */
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