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@@ -2,12 +2,21 @@ HISTORY
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(current)
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++ Bug fixes:
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* some debug formatters and casts fixed.
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* numereous fixes in PPP.
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++ Changes:
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* DEBUGF now is LWIP_DEBUGF
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* pbuf_dechain() has been re-enabled.
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* Mentioned the changed use of CVS branches in README.
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(STABLE-0_6_3)
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++ Bug fixes:
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* Fixed pool pbuf memory leak in pbuf_alloc().
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Occured if not enough PBUF_POOL pbufs for a packet pbuf chain.
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Reported by Savin Zlobec.
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@@ -20,11 +29,11 @@ HISTORY
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* Added PPP stack contributed by Marc Boucher
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++ Changes:
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* Now drops short packets for ICMP/UDP/TCP protocols. More robust.
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* ARP queueuing now queues the latest packet instead of the first.
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This is the recommended behaviour, but can be overridden in
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This is the RFC recommended behaviour, but can be overridden in
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lwipopts.h.
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(0.6.2)
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@@ -80,10 +89,10 @@ HISTORY
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* netif's have a dhcp field that must be initialized to NULL by the driver.
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See the contrib/ports/c16x cs8900 driver as a driver example.
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(0.5.x) This file has been unmaintained up to 0.6.1. All changes are
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logged in CVS but have not been explained here.
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(0.5.3) Changes since version 0.5.2
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++ Bugfixes:
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@@ -115,7 +124,7 @@ HISTORY
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* pbuf_dechain() did not update the ->tot_len field of the tail.
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* Aborted TCP connections were not handled correctly in all
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situations.
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situations.
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++ Other changes:
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@@ -123,7 +132,7 @@ HISTORY
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* The ->len field in the tcp_seg structure now counts the actual
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amount of data, and does not add one for SYN and FIN segments.
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(0.5.1) Changes since version 0.5.0
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++ New features:
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@@ -133,16 +142,16 @@ HISTORY
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* Preliminary support for cross platform packed structs.
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* ARP timer now implemented.
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++ Bugfixes:
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* TCP output queue length was badly initialized when opening
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connections.
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* TCP delayed ACKs were not sent correctly.
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* Explicit initialization of BSS segment variables.
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* read() in BSD socket library could drop data.
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* Problems with memory alignment.
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@@ -156,7 +165,7 @@ HISTORY
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* IP multicast address tests had endianess problems.
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* ARP requests had wrong destination hardware address.
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* ARP requests had wrong destination hardware address.
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++ Other changes:
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@@ -166,8 +175,8 @@ HISTORY
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* TCP and UDP ->dest_* struct members where changed to ->remote_*.
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* ntoh* macros are now null definitions for big endian CPUs.
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* ntoh* macros are now null definitions for big endian CPUs.
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(0.5.0) Changes since version 0.4.2
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++ New features:
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@@ -175,9 +184,9 @@ HISTORY
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* Redesigned operating system emulation layer to make porting easier.
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* Better control over TCP output buffers.
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* Documenation added.
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++ Bugfixes:
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* Locking issues in buffer management.
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@@ -190,7 +199,7 @@ HISTORY
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* Directory structure somewhat changed; the core/ tree has been
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collapsed.
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(0.4.2) Changes since version 0.4.1
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++ New features:
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@@ -213,7 +222,7 @@ HISTORY
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* Variable++ have in appliciable cases been translated to ++variable
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since some compilers generate better code in the latter case.
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(0.4.1) Changes since version 0.4
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++ New features:
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@@ -225,43 +234,43 @@ HISTORY
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* UDP: experimental support for UDP-Lite extensions.
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++ Bugfixes:
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* TCP: out of order segments were in some cases handled incorrectly,
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and this has now been fixed. Delayed acknowledgements was broken
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in 0.4, has now been fixed. Binding to an address that is in use
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now results in an error. Reset connections sometimes hung an
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application; this has been fixed.
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application; this has been fixed.
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* Checksum calculation sometimes failed for chained pbufs with odd
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lengths. This has been fixed.
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* API: a lot of bug fixes in the API. The UDP API has been improved
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and tested. Error reporting and handling has been
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improved. Logical flaws and race conditions for incoming TCP
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connections has been found and removed.
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connections has been found and removed.
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* Memory manager: alignment issues. Reallocating memory sometimes
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failed, this has been fixed.
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* Generic library: bcopy was flawed and has been fixed.
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* Generic library: bcopy was flawed and has been fixed.
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++ Other changes:
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* API: all datatypes has been changed from generic ones such as
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ints, to specified ones such as u16_t. Functions that return
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errors now have the correct type (err_t).
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* General: A lot of code cleaned up and debugging code removed. Many
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portability issues have been fixed.
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* The license was changed; the advertising clause was removed.
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* The license was changed; the advertising clause was removed.
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* C64 port added.
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* Thanks: Huge thanks go to Dagan Galarneau, Horst Garnetzke, Petri
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Kosunen, Mikael Caleres, and Frits Wilmink for reporting and
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fixing bugs!
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(0.4) Changes since version 0.3.1
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* Memory management has been radically changed; instead of
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@@ -269,14 +278,14 @@ HISTORY
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rapidly allocated and deallocated is now kept in pools. Allocation
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and deallocation from those memory pools is very fast. The shared
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heap is still present but is used less frequently.
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* The memory, memory pool, and packet buffer subsystems now support
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4-, 2-, or 1-byte alignment.
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* "Out of memory" situations are handled in a more robust way.
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* Stack usage has been reduced.
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* Easier configuration of lwIP parameters such as memory usage,
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TTLs, statistics gathering, etc. All configuration parameters are
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now kept in a single header file "lwipopts.h".
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@@ -290,7 +299,7 @@ HISTORY
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* The code for the RTXC architecture has been implemented, tested
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and put to use.
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* Bugs have been found and corrected in the TCP, UDP, IP, API, and
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the Internet checksum modules.
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@@ -299,7 +308,7 @@ HISTORY
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* The license has been changed slightly to conform more with the
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original BSD license, including the advertisement clause.
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(0.3.1) Changes since version 0.3
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* Fix of a fatal bug in the buffer management. Pbufs with allocated
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@@ -325,10 +334,10 @@ HISTORY
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to free some memory and retry the allocation.
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* Much testing has been done with limited memory
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configurations. lwIP now does a better job when overloaded.
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configurations. lwIP now does a better job when overloaded.
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* Some bugfixes and improvements to the buffer (pbuf) subsystem.
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* Many bugfixes in the TCP code:
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- Fixed a bug in tcp_close().
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@@ -355,15 +364,15 @@ HISTORY
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- TCP retransmission timeout backoffs are not correctly computed
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(ala BSD). After a number of retransmissions, TCP now gives up
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the connection.
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* TCP connections now are kept on three lists, one for active
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connections, one for listening connections, and one for
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connections that are in TIME-WAIT. This greatly speeds up the fast
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timeout processing for sending delayed ACKs.
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* TCP now provides proper feedback to the application when a
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connection has been successfully set up.
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* More comments have been added to the code. The code has also been
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somewhat cleaned up.
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