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Add ACD to several documents

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Dirk Ziegelmeier 2018-10-04 21:13:32 +02:00
parent d4c8b3e7e8
commit 1f554efcbb
3 changed files with 54 additions and 50 deletions
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97
CHANGELOG
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@ -6,6 +6,9 @@ HISTORY
* [Enter new changes just after this line - do not remove this line]
2018-10-04: Jasper Verschueren
* Implement IPv4 ACD (Address Conflict Detection)
2018-10-02: Dirk Ziegelmeier
* Integrate contrib repository into main lwIP rep, tag STABLE-2_1_0_RELEASE
@ -125,7 +128,7 @@ HISTORY
2017-01-20: Joel Cunningham
* sockets: add interface name/index APIs (task #14314)
2017-01-08: David van Moolenbroek
* Extensions to RAW API (patch #9208)
- Connected RAW PCBs
@ -214,7 +217,7 @@ HISTORY
2017-08-02: Abroz Bizjak/Simon Goldschmidt
* multiple fixes in IPv4 reassembly (leading to corrupted datagrams received)
2017-03-30: Simon Goldschmidt
* dhcp.c: return ERR_VAL instead of asserting on offset-out-of-pbuf
@ -359,7 +362,7 @@ HISTORY
2016-11-14: Joel Cunningham
* tcp_out.c: fixed bug #49533 (start persist timer when unsent seg can't fit
in window)
in window)
2016-11-16: Roberto Barbieri Carrera
* autoip.c: fixed bug #49610 (sometimes AutoIP fails to reuse the same address)
@ -634,7 +637,7 @@ HISTORY
implementation which is under a BSD-ish license.
- Also switched to PolarSSL MD4,MD5,SHA1 implementations, which are meant to be
used in embedded devices with reduced memory footprint.
- Removed PPP configuration file parsing support.
- Removed PPP configuration file parsing support.
- Added macro definition EAP_SUPPORT to make EAP support optional.
- Added macro definition CHAP_SUPPORT to make CHAP support optional.
- Added macro definition MSCHAP_SUPPORT to make MSCHAP support optional.
@ -1166,7 +1169,7 @@ HISTORY
2012-03-25: Simon Goldschmidt (idea by Mason)
* posix/*: added posix-compatibility include files posix/netdb.h and posix/sys/socket.h
which are a simple wrapper to the correct lwIP include files.
2012-01-16: Simon Goldschmidt
* opt.h, icmp.c: Added option CHECKSUM_GEN_ICMP
@ -1248,10 +1251,10 @@ HISTORY
2012-03-22: Simon Goldschmidt
* ip4.c: fixed bug #35927: missing refragmentaion in ip_forward
2012-03-20: Simon Goldschmidt (patch by Mason)
* netdb.c: fixed bug #35907: lwip_gethostbyname_r returns an invalid h_addr_list
2012-03-12: Simon Goldschmidt (patch by Bostjan Meglic)
* ppp.c: fixed bug #35809: PPP GetMask(): Compiler warning on big endian,
possible bug on little endian system
@ -1706,7 +1709,7 @@ HISTORY
2011-03-27: Simon Goldschmidt
* sockets.c: Fixed bug #32906: lwip_connect+lwip_send did not work for udp and
raw pcbs with LWIP_TCPIP_CORE_LOCKING==1.
2011-03-27: Simon Goldschmidt
* tcp_out.c: Fixed bug #32820 (Outgoing TCP connections created before route
is present never times out) by starting retransmission timer before checking
@ -1759,7 +1762,7 @@ HISTORY
2010-11-23: Simon Goldschmidt
* tcp_in.c: Fixed bug #30577: tcp_input: don't discard ACK-only packets after
refusing 'refused_data' again.
2010-11-22: Simon Goldschmidt
* sockets.c: Fixed bug #31590: getsockopt(... SO_ERROR ...) gives EINPROGRESS
after a successful nonblocking connection.
@ -1804,21 +1807,21 @@ HISTORY
2010-08-01: Simon Goldschmidt (patch by Greg Renda)
* ppp.c: Applied patch #7264 (PPP protocols are rejected incorrectly on big
endian architectures)
2010-07-28: Simon Goldschmidt
* api_lib.c, api_msg.c, sockets.c, mib2.c: Fixed compilation with TCP or UDP
disabled.
2010-07-27: Simon Goldschmidt
* tcp.c: Fixed bug #30565 (tcp_connect() check bound list): that check did no
harm but never did anything
2010-07-21: Simon Goldschmidt
* ip.c: Fixed invalid fix for bug #30402 (CHECKSUM_GEN_IP_INLINE does not
add IP options)
2010-07-16: Kieran Mansley
* msg_in.c: Fixed SNMP ASN constant defines to not use ! operator
* msg_in.c: Fixed SNMP ASN constant defines to not use ! operator
2010-07-10: Simon Goldschmidt
* ip.c: Fixed bug #30402: CHECKSUM_GEN_IP_INLINE does not add IP options
@ -1922,7 +1925,7 @@ HISTORY
2010-03-05: Simon Goldschmidt
* api_msg.c: Correctly set TCP_WRITE_FLAG_MORE when netconn_write is split
into multiple calls to tcp_write.
into multiple calls to tcp_write.
2010-02-21: Simon Goldschmidt
* opt.h, mem.h, dns.c: task #10140: Remove DNS_USES_STATIC_BUF (keep
@ -2382,7 +2385,7 @@ HISTORY
sent to mbox
2009-06-25 Kieran Mansley
* api_msg.c api.h: BUG26722: initialise netconn write variables
* api_msg.c api.h: BUG26722: initialise netconn write variables
in netconn_alloc
2009-06-25 Kieran Mansley
@ -2390,7 +2393,7 @@ HISTORY
2009-06-25 Kieran Mansley
* tcp.c, tcp_in.c, tcp_out.c, tcp.h: BUG26301 and BUG26267: correct
simultaneous close behaviour, and make snd_nxt have the same meaning
simultaneous close behaviour, and make snd_nxt have the same meaning
as in the RFCs.
2009-05-12 Simon Goldschmidt
@ -2526,7 +2529,7 @@ HISTORY
* tcp.c, tcp_in.c, tcp.h: add tcp_abandon() to cope with dropping
connections where no reset required (bug #25622)
* tcp_out.c: set TCP_ACK flag on keepalive and zero window probes
* tcp_out.c: set TCP_ACK flag on keepalive and zero window probes
(bug #20779)
2009-02-18 Simon Goldschmidt (Jonathan Larmour and Bill Auerbach)
@ -2562,7 +2565,7 @@ HISTORY
out of pool pbufs.
2008-12-19 Simon Goldschmidt
* many files: patch #6699: fixed some warnings on platform where sizeof(int) == 2
* many files: patch #6699: fixed some warnings on platform where sizeof(int) == 2
2008-12-10 Tamas Somogyi, Frédéric Bernon
* sockets.c: fixed bug #25051: lwip_recvfrom problem with udp: fromaddr and
@ -2647,7 +2650,7 @@ HISTORY
made from lwipopts.h. Fix comment on how to override LWIP_CHKSUM.
2008-01-22 Frédéric Bernon
* tcp.c, tcp_in.c, tcp.h, opt.h: Rename LWIP_CALCULATE_EFF_SEND_MSS in
* tcp.c, tcp_in.c, tcp.h, opt.h: Rename LWIP_CALCULATE_EFF_SEND_MSS in
TCP_CALCULATE_EFF_SEND_MSS to have coherent TCP options names.
2008-01-14 Frédéric Bernon
@ -2657,7 +2660,7 @@ HISTORY
2008-01-14 Frédéric Bernon, Marc Chaland
* ip.c: Integrate patch #6369" ip_input : checking before realloc".
2008-01-12 Frédéric Bernon
* tcpip.h, tcpip.c, api.h, api_lib.c, api_msg.c, sockets.c: replace the field
netconn::sem per netconn::op_completed like suggested for the task #7490
@ -2683,8 +2686,8 @@ HISTORY
Introduce changes for task #7490 "Add return value to sys_mbox_post" with some
modifications in the sys_mbox api: sys_mbox_new take a "size" parameters which
indicate the number of pointers query by the mailbox. There is three defines
in opt.h to indicate sizes for tcpip::mbox, netconn::recvmbox, and for the
netconn::acceptmbox. Port maintainers, you can decide to just add this new
in opt.h to indicate sizes for tcpip::mbox, netconn::recvmbox, and for the
netconn::acceptmbox. Port maintainers, you can decide to just add this new
parameter in your implementation, but to ignore it to keep the previous behavior.
The new sys_mbox_trypost function return a value to know if the mailbox is
full or if the message is posted. Take a look to sys_arch.txt for more details.
@ -2808,7 +2811,7 @@ HISTORY
Note that previous "copy" parameter for "write" APIs is now called "apiflags".
2007-10-24 Frédéric Bernon
* api.h, api_lib.c, api_msg.c: Add macro API_EVENT in the same spirit than
* api.h, api_lib.c, api_msg.c: Add macro API_EVENT in the same spirit than
TCP_EVENT_xxx macros to get a code more readable. It could also help to remove
some code (like we have talk in "patch #5919 : Create compile switch to remove
select code"), but it could be done later.
@ -2828,7 +2831,7 @@ HISTORY
all netifs (or ports) can use it.
2007-10-05 Frédéric Bernon
* netifapi.h, netifapi.c: add function netifapi_netif_set_default. Change the
* netifapi.h, netifapi.c: add function netifapi_netif_set_default. Change the
common function to reduce a little bit the footprint (for all functions using
only the "netif" parameter).
@ -2852,7 +2855,7 @@ HISTORY
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 direct call to "sysuptime" is changed by a call to
when it's queried (any direct call to "sysuptime" is changed by a call to
snmp_get_sysuptime).
2007-09-09 Frédéric Bernon, Bill Florac
@ -2933,7 +2936,7 @@ HISTORY
2007-08-26 Marc Boucher
* api_msg.c: do_close_internal(): Reset the callbacks and arg (conn) to NULL
since they can under certain circumstances be called with an invalid conn
pointer after the connection has been closed (and conn has been freed).
pointer after the connection has been closed (and conn has been freed).
2007-08-25 Frédéric Bernon (Artem Migaev's Patch)
* netif.h, netif.c: Integrate "patch #6163 : Function to check if link layer is up".
@ -2945,11 +2948,11 @@ HISTORY
2007-08-22 Frédéric Bernon
* tcpip.h, tcpip.c, ethernetif.c, opt.h: remove options ETHARP_TCPIP_INPUT &
ETHARP_TCPIP_ETHINPUT, now, only "ethinput" code is supported, even if the
ETHARP_TCPIP_ETHINPUT, now, only "ethinput" code is supported, even if the
name is tcpip_input (we keep the name of 1.2.0 function).
2007-08-17 Jared Grubb
* memp_std.h, memp.h, memp.c, mem.c, stats.c: (Task #7136) Centralize mempool
* memp_std.h, memp.h, memp.c, mem.c, stats.c: (Task #7136) Centralize mempool
settings into new memp_std.h and optional user file lwippools.h. This adds
more dynamic mempools, and allows the user to create an arbitrary number of
mempools for mem_malloc.
@ -3156,32 +3159,32 @@ HISTORY
snmp_set_sysname.
2007-03-28 Frédéric Bernon
* netif.h, netif.c: A new NETIF_FLAG_ETHARP flag is defined in netif.h, to allow to
* netif.h, netif.c: A new NETIF_FLAG_ETHARP flag is defined in netif.h, to allow to
initialize a network interface's flag with. It tell this interface is an ethernet
device, and we can use ARP with it to do a "gratuitous ARP" (RFC 3220 "IP Mobility
Support for IPv4" section 4.6) when interface is "up" with netif_set_up().
2007-03-26 Frédéric Bernon, Jonathan Larmour
* opt.h, tcpip.c: New configuration option LWIP_ARP allow to disable ARP init at build
time if you only use PPP or SLIP. The default is enable. Note we don't have to call
time if you only use PPP or SLIP. The default is enable. Note we don't have to call
etharp_init in your port's initilization sequence if you use tcpip.c, because this call
is done in tcpip_init function.
2007-03-22 Frédéric Bernon
* stats.h, stats.c, msg_in.c: Stats counters can be change to u32_t if necessary with the
new option LWIP_STATS_LARGE. If you need this option, define LWIP_STATS_LARGE to 1 in
your lwipopts.h. More, unused counters are not defined in the stats structs, and not
your lwipopts.h. More, unused counters are not defined in the stats structs, and not
display by stats_display(). Note that some options (SYS_STATS and RAW_STATS) are defined
but never used. Fix msg_in.c with the correct #if test for a stat display.
2007-03-21 Kieran Mansley
* netif.c, netif.h: Apply patch#4197 with some changes (originator: rireland@hmgsl.com).
* netif.c, netif.h: Apply patch#4197 with some changes (originator: rireland@hmgsl.com).
Provides callback on netif up/down state change.
2007-03-11 Frédéric Bernon, Mace Gael, Steve Reynolds
* sockets.h, sockets.c, api.h, api_lib.c, api_msg.h, api_msg.c, igmp.h, igmp.c,
ip.c, netif.h, tcpip.c, opt.h:
New configuration option LWIP_IGMP to enable IGMP processing. Based on only one
New configuration option LWIP_IGMP to enable IGMP processing. Based on only one
filter per all network interfaces. Declare a new function in netif to enable to
control the MAC filter (to reduce lwIP traffic processing).
@ -3204,7 +3207,7 @@ HISTORY
* snmp_msg.h, msg_in.c: SNMP UDP ports can be configured at compile time.
2007-03-06 Frédéric Bernon
* api.h, api_lib.c, sockets.h, sockets.c, tcpip.c, sys.h, sys.c, err.h:
* api.h, api_lib.c, sockets.h, sockets.c, tcpip.c, sys.h, sys.c, err.h:
Implement SO_RCVTIMEO on UDP sockets/netconn.
2007-02-28 Kieran Mansley (based on patch from Simon Goldschmidt)
@ -3246,7 +3249,7 @@ HISTORY
and/or warnings on some systems where mem_size_t and size_t differ.
* pbuf.c, ppp.c: Fix warnings on some systems with mem_malloc.
2008-03-04 Kieran Mansley (contributions by others)
2008-03-04 Kieran Mansley (contributions by others)
* Numerous small compiler error/warning fixes from contributions to
mailing list after 1.3.0 release candidate made.
@ -3363,7 +3366,7 @@ HISTORY
type change. Any compiler should cause an error without any changes in
yours netconn_peer calls (so, it can't be a "silent change"). It also
reduce a little bit the footprint for socket layer (lwip_getpeername &
lwip_getsockname use now a common lwip_getaddrname function since
lwip_getsockname use now a common lwip_getaddrname function since
netconn_peer & netconn_addr have the same parameters).
2007-09-20 Simon Goldschmidt
@ -3383,13 +3386,13 @@ HISTORY
if they are not defined in cc.h, in the same spirit than "lwip/opt.h" for lwipopts.h.
2007-08-30 Frédéric Bernon
* igmp.h, igmp.c: Some changes to remove some redundant code, add some traces,
* igmp.h, igmp.c: Some changes to remove some redundant code, add some traces,
and fix some coding style.
2007-08-28 Frédéric Bernon
* tcpip.c: Fix TCPIP_MSG_INPKT processing: now, tcpip_input can be used for any
kind of packets. These packets are considered like Ethernet packets (payload
pointing to ethhdr) if the netif got the NETIF_FLAG_ETHARP flag. Else, packets
kind of packets. These packets are considered like Ethernet packets (payload
pointing to ethhdr) if the netif got the NETIF_FLAG_ETHARP flag. Else, packets
are considered like IP packets (payload pointing to iphdr).
2007-08-27 Frédéric Bernon
@ -3487,7 +3490,7 @@ HISTORY
2007-06-28 Frédéric Bernon
* netifapi.h, netifapi.c, tcpip.h, tcpip.c: Update code to handle the option
LWIP_TCPIP_CORE_LOCKING, and do some changes to be coherent with last modifications
in api_lib/api_msg (use pointers and not type with table, etc...)
in api_lib/api_msg (use pointers and not type with table, etc...)
2007-06-26 Simon Goldschmidt
* udp.h: Fixed bug #20259: struct udp_hdr was lacking the packin defines.
@ -3589,7 +3592,7 @@ HISTORY
2007-05-16 Frédéric Bernon
* tcpip.c, igmp.h, igmp.c: Fixed bug "#19800 : IGMP: igmp_tick() will not work
with NO_SYS=1". Note that igmp_init is always in tcpip_thread (and not in
with NO_SYS=1". Note that igmp_init is always in tcpip_thread (and not in
tcpip_init) because we have to be sure that network interfaces are already
added (mac filter is updated only in igmp_init for the moment).
@ -3736,7 +3739,7 @@ HISTORY
2007-03-20 Frédéric Bernon
* tcpip.c: Initialize tcpip's mbox, and verify if initialized in tcpip_input,
tcpip_ethinput, tcpip_callback, tcpip_apimsg, to fix a init problem with
tcpip_ethinput, tcpip_callback, tcpip_apimsg, to fix a init problem with
network interfaces. Also fix a compiler warning.
2007-03-20 Kieran Mansley
@ -3828,13 +3831,13 @@ HISTORY
* rawapi.txt: Fix documentation mismatch with etharp.h about etharp_tmr's call
interval.
2007-02-28 Kieran Mansley
2007-02-28 Kieran Mansley
* pbuf.c: Fix BUG#17645 - ensure pbuf payload pointer is not moved
outside the region of the pbuf by pbuf_header()
2007-02-28 Kieran Mansley
2007-02-28 Kieran Mansley
* sockets.c: Fix BUG#19161 - ensure milliseconds timeout is non-zero
when supplied timeout is also non-zero
when supplied timeout is also non-zero
(STABLE-1.2.0)
@ -3918,7 +3921,7 @@ HISTORY
in accept() by Kevin Lawson.
2006-05-26 Christiaan Simons
* api_lib.c: Removed conn->sem creation and destruction
* api_lib.c: Removed conn->sem creation and destruction
from netconn_write() and added sys_sem_new to netconn_new_*.
(STABLE-1_1_1)
@ -3988,7 +3991,7 @@ HISTORY
* dhcp.c: Decline messages were not multicast but unicast.
* etharp.c: ETHARP_CREATE is renamed to ETHARP_TRY_HARD.
Do not try hard to insert arbitrary packet's source address,
etharp_ip_input() now calls etharp_update() without ETHARP_TRY_HARD.
etharp_ip_input() now calls etharp_update() without ETHARP_TRY_HARD.
etharp_query() now always DOES call ETHARP_TRY_HARD so that users
querying an address will see it appear in the cache (DHCP could
suffer from this when a server invalidly gave an in-use address.)

2
FEATURES
View File

@ -4,7 +4,7 @@ The focus of the lwIP TCP/IP implementation is to reduce resource usage while st
Main features include:
- Protocols: IP, IPv6, ICMP, ND, MLD, UDP, TCP, IGMP, ARP, PPPoS, PPPoE, 6LowPAN (via IEEE 802.15.4, BLE or ZEP; since v2.1.0)
- DHCP client, stateless DHCPv6 (since v2.1.0), DNS client (incl. mDNS hostname resolver), AutoIP/APIPA (Zeroconf), SNMP agent (v1, v2c, v3 (since v2.1.0), private MIB support & MIB compiler)
- DHCP client, stateless DHCPv6 (since v2.1.0), DNS client (incl. mDNS hostname resolver), AutoIP/APIPA (Zeroconf), ACD (Address Conflict Detection), SNMP agent (v1, v2c, v3 (since v2.1.0), private MIB support & MIB compiler)
- APIs: specialized APIs for enhanced performance & zero copy, optional Berkeley-alike socket API
- Extended features: IP forwarding over multiple network interfaces
- Extended TCP features: congestion control, RTT estimation and fast recovery/fast retransmit, sending SACKs (since v2.1.0), "altcp": nearly transparent TLS for any tcp pcb (since v2.1.0)

5
README
View File

@ -17,12 +17,13 @@ FEATURES
multiple network interfaces
* ICMP (Internet Control Message Protocol) for network maintenance and debugging
* IGMP (Internet Group Management Protocol) for multicast traffic management
* MLD (Multicast listener discovery for IPv6). Aims to be compliant with
* MLD (Multicast listener discovery for IPv6). Aims to be compliant with
RFC 2710. No support for MLDv2
* ND (Neighbor discovery and stateless address autoconfiguration for IPv6).
Aims to be compliant with RFC 4861 (Neighbor discovery) and RFC 4862
(Address autoconfiguration)
* DHCP, AutoIP/APIPA (Zeroconf) and (stateless) DHCPv6
* DHCP, AutoIP/APIPA (Zeroconf), ACD (Address Conflict Detection)
and (stateless) DHCPv6
* UDP (User Datagram Protocol) including experimental UDP-lite extensions
* TCP (Transmission Control Protocol) with congestion control, RTT estimation
fast recovery/fast retransmit and sending SACKs