From f37e0260261f7691246429d227cf7124c291e8b1 Mon Sep 17 00:00:00 2001 From: Diego Nehab Date: Tue, 17 Apr 2012 01:15:26 +0800 Subject: [PATCH] First stab at documenation Update Lua and Luasocket version in samples and in documentation Documented ipv5_v6only default option being set Documented tcp6 and udp6 Documented dns.getaddrinfo Documented zero-sized datagram change? Documented getoption --- TODO | 79 ++++++++++++----------- doc/dns.html | 61 ++++++++++++++++-- doc/http.html | 8 +-- doc/index.html | 80 ++++++++++------------- doc/installation.html | 78 +++++++---------------- doc/reference.html | 8 ++- doc/tcp.html | 85 +++++++++++++++++-------- doc/udp.html | 143 ++++++++++++++++++++++++++++++++++++++---- doc/url.html | 12 ++-- makefile.dist | 2 +- src/luasocket.h | 4 +- src/mime.h | 4 +- 12 files changed, 367 insertions(+), 197 deletions(-) diff --git a/TODO b/TODO index 7ceced3..fbd5865 100644 --- a/TODO +++ b/TODO @@ -1,38 +1,47 @@ - - merge luaL_typeerror into auxiliar to avoid using luaL prefix? - - document ipv5_v6only default option being set? - - document bind and connect behavior based on address? - - document tcp6 and udp6 - - document dns.getaddrinfo - - check getaddrinfo's output format - - add functionality to query if object is ipv4 or 6? - - normalize error messages to have all first capitals or not? - - what is this lua_Reg vs lua_reg business? - what is this putchar vs addchar business? - is this the compat-5.2 stuff? - - why 2.1.1 rather than 2.1? - - update copyright date everywhere? - - what to do about author? - - any chance we can do without the compat for the final release? - - are only _API symbols being exported now? - it used to export all externs... - - document zero-sized send on udp vs. tcp? - - add http POST sample to manual - people keep asking stupid questions - - document unix socket and serial socket? add raw support? - if so, add tests? - - make sure unix conforms to tcp and udp style - - make sure serial conforms to tcp and udp style - does it need to use write/read instead of send/receive? - - documentation of dirty/getfd/setfd is problematic because of portability - same for unix and serial. - what to do about this? add a stronger disclaimer? - - nice getoption! - prefix all setters with set_ and all getters with get_? - - add what's new to manual - - remove references to Lua 5.0 from documentation, add 5.2? - - update lua and luasocket version in samples in documentation - - document headers.lua? - - fix makefile with decent defaults? +- merge luaL_typeerror into auxiliar to avoid using luaL prefix? +- getsockname should also support IPv6, no? +- remove RCSID from files? +- shouldn't we instead make the code compatible to Lua 5.2 + without any compat stuff, and use a compatibility layer to + make it work on 5.1? +- why 2.1.1 rather than 2.1? +- add what's new to manual +- should there be an equivalent to tohostname for IPv6? +- should we add service name resolution as well to + getaddrinfo? +- document bind and connect behavior based on address? + +- add functionality to query if object is ipv4 or 6? +- update copyright date everywhere? +- what to do about author? +- add http POST sample to manual + people keep asking stupid questions +- documentation of dirty/getfd/setfd is problematic because of portability + same for unix and serial. + what to do about this? add a stronger disclaimer? +- remove references to Lua 5.0 from documentation, add 5.2? +- update lua and luasocket version in samples in documentation +- document headers.lua? +- fix makefile with decent defaults? + +Done: + +- document ipv5_v6only default option being set? +- document tcp6 and udp6 +- document dns.getaddrinfo +- document zero-sized send on udp vs. tcp? + no. +- document unix socket and serial socket? add raw support? + no. +- document getoption + + + + + + + + replace \r\n with \0xD\0xA in everything diff --git a/doc/dns.html b/doc/dns.html index a38e368..c4a0472 100644 --- a/doc/dns.html +++ b/doc/dns.html @@ -39,12 +39,16 @@

DNS

-Name resolution functions return all information obtained from the -resolver in a table of the form: +IPv4 name resolution functions +dns.toip +and +dns.tohostname +return all information obtained from +the resolver in a table of the form:

-resolved = {
+resolved4 = {
  name = canonic-name,
  alias = alias-list,
  ip = ip-address-list
@@ -55,6 +59,53 @@ resolved = {
Note that the alias list can be empty.

+

+The more general name resolution function +dns.getaddrinfo, which +supports both IPv6 and IPv4, +returns all information obtained from +the resolver in a table of the form: +

+ +
+resolved6 = {
+  [1] = {
+    family = family-name-1,
+    addr = address-1
+  },
+  ...
+  [n] = {
+    family = family-name-n,
+    addr = address-n
+  }
+} +
+ +

+Here, family contains the string "inet" for IPv4 +addresses, and "inet6" for IPv6 addresses. +

+ + + +

+socket.dns.getaddrinfo(address) +

+ +

+Converts from host name to address. +

+ +

+Address can be an IPv4 or IPv6 address or host name. +

+ +

+The function returns a table with all information returned by +the resolver. In case of error, the function returns nil +followed by an error message. +

+

@@ -72,7 +123,7 @@ socket.dns.tohostname(address)

-Converts from IP address to host name. +Converts from IPv4 address to host name.

@@ -93,7 +144,7 @@ socket.dns.toip(address)

-Converts from host name to IP address. +Converts from host name to IPv4 address.

diff --git a/doc/http.html b/doc/http.html index 66282a4..9f3f087 100644 --- a/doc/http.html +++ b/doc/http.html @@ -36,7 +36,7 @@ -

HTTP

+

HTTP

HTTP (Hyper Text Transfer Protocol) is the protocol used to exchange @@ -119,7 +119,7 @@ the HTTP module: -

+

http.request(url [, body])
http.request{
  url = string,
@@ -256,7 +256,7 @@ r, c, h = http.request { -- } -

+

Note: When sending a POST request, simple interface adds a "Content-type: application/x-www-form-urlencoded" header to the request. This is the type used by @@ -264,7 +264,7 @@ HTML forms. If you need another type, use the generic interface.

-

+

Note: Some URLs are protected by their servers from anonymous download. For those URLs, the server must receive some sort of authentication along with the request or it will deny diff --git a/doc/index.html b/doc/index.html index 665b97b..9da0f3c 100644 --- a/doc/index.html +++ b/doc/index.html @@ -78,8 +78,8 @@ LuaSocket.

-Copyright © 2004-2007 Diego Nehab. All rights reserved.
-Author: Diego Nehab +Copyright © 1999-2012 Diego Nehab. All rights reserved.
+Author: Diego Nehab

@@ -87,25 +87,18 @@ Author: Diego Nehab

Download

-LuaSocket version 2.0.3 is now available for download! It is -compatible with Lua 5.1, and has +LuaSocket version 2.1.1-rc1 is now available for download! +It is compatible with Lua 5.1 and 5.2, and has been tested on Windows XP, Linux, and Mac OS X. Chances are it works well on most UNIX distributions and Windows flavors.

The library can be downloaded in source code from the -LuaSocket -project page at LuaForge. -Besides the full C and Lua source code for the library, the distribution -contains several examples, this user's manual and basic test procedures. -

- -

-Danilo Tuler is maintaining Win32 binaries for LuaSocket, which are also -available from LuaForge. These are compatible with the -LuaBinaries, -also available from LuaForge. +LuaSocket +project page at GitHub. Besides the full C and Lua source code +for the library, the distribution contains several examples, +this user's manual and basic test procedures.

Take a look at the Special thanks

-Throughout LuaSocket's history, many people gave suggestions -that helped improve it. For that, I thank the Lua community. -Special thanks go to David Burgess, who has helped push the -library to a new level of quality and from whom I have -learned a lot of stuff that doesn't show up in RFCs. -Special thanks also to Carlos Cassino, who played a big part -in the extensible design seen in the C core of LuaSocket -2.0. Mike Pall has been helping a lot too! Thanks to you -all! +This marks the first release of LuaSocket that +wholeheartedly embraces the open-source development +philosophy. After a long hiatus, Matthew Wild finally +convinced me it was time for a release including IPv6 +and Lua 5.2 support. Special thanks to Sam Roberts, Florian +Zeitz, and Paul Aurich, Liam Devine, and everybody else that +has helped bring this library back to life.

@@ -134,30 +125,25 @@ all!

What's New

-2.0.3 is just a bug-fix/update release. +Main changes for LuaSocket 2.1.1-rc1 are IPv6 support +and Lua 5.2 compatibility.

    -
  • Fixed: manual sample of HTTP authentication now uses correct - "authorization" header (Alexandre Ittner); -
  • Fixed: receive() returns immediatelly if prefix can satisfy - bytes requested (M Joonas Pihlaja); -
  • Fixed: multicast didn't work on Windows, or anywhere - else for that matter (Herbert Leuwer, Adrian Sietsma); -
  • Fixed: select() now reports an error when called with more - sockets than FD_SETSIZE (Lorenzo Leonini); -
  • Fixed: manual links to home.html changed to index.html (Robert Hahn); -
  • Fixed: mime.unb64() would return an empty string on results that started - with a null character (Robert Raschke); -
  • Fixed: HTTP now automatically redirects on 303 and 307 (Jonathan Gray); -
  • Fixed: calling sleep() with negative numbers could - block forever, wasting CPU. Now it returns immediately (MPB); -
  • Improved: FTP commands are now sent in upper case to - help buggy servers (Anders Eurenius); -
  • Improved: known headers now sent in canonic - capitalization to help buggy servers (Joseph Stewart); -
  • Improved: Clarified tcp:receive() in the manual (MPB); -
  • Improved: Decent makefiles (LHF). +
  • Added: Compatible with Lua 5.2 (using LUA_COMPAT_MODULE); +
  • Added: IPv6 support; +
      +
    • Socket.connect and socket.bind support IPv6 addresses; +
    • Getpeername and getsockname support IPv6 addresses; +
    • New socket.tcp6 and socket.udp6 functions; +
    • New socket.dns.getaddrinfo function; +
    +
  • Added: getoption method; +
  • Fixed: url.unescape was returning additional values; +
  • Fixed: Receiving zero-length datagram is now possible; +
  • Improved: Hidden all internal library symbols; +
  • Improved: Better error messages; +
  • Improved: Better documentation of socket options.
@@ -166,7 +152,7 @@ all!

All previous versions of the LuaSocket library can be downloaded +href="http://www.impa.br/~diego/software/luasocket/old"> here. Although these versions are no longer supported, they are still available for those that have compatibility issues.

@@ -185,7 +171,7 @@ still available for those that have compatibility issues.

Last modified by Diego Nehab on
-Wed Oct 3 02:07:59 BRT 2007 +Mon Apr 16 21:58:56 HKT 2012

diff --git a/doc/installation.html b/doc/installation.html index bb9a5bb..00b2db0 100644 --- a/doc/installation.html +++ b/doc/installation.html @@ -39,24 +39,16 @@ Installation">

Installation

-

LuaSocket 2.0.2 uses the new package system for Lua 5.1. -All Lua library developers are encouraged to update their libraries so that -all libraries can coexist peacefully and users can benefit from the -standardization and flexibility of the standard. -

+

LuaSocket 2.1.1-rc still uses Lua 5.1's package +system. Users that have already made the switch to +Lua 5.2 should leave the default +LUA_COMPAT_MODULE defined when compiling their Lua +distribution for compatibility with LuaSocket.

-

-Those stuck with Lua 5.0 will need the -compat-5.1 -module. It is maintained by -The Kepler -Project's team, and implements the Lua 5.1 package proposal -on top of Lua 5.0.

- -

Here we will only describe the standard distribution. -If the standard doesn't meet your needs, we refer you to the -Lua discussion list, where any question about the package -scheme will likely already have been answered.

+

Here we describe the standard distribution. If the +standard doesn't meet your needs, we refer you to the Lua +discussion list, where any question about the package scheme +will likely already have been answered.

Directory structure

@@ -64,14 +56,19 @@ scheme will likely already have been answered.

directories, one for system dependent files, and another for system independent files. Let's call these directories <CDIR> and <LDIR>, respectively. -For instance, in my laptop, I use '/usr/local/lib/lua/5.0' for -<CDIR> and '/usr/local/share/lua/5.0' for -<LDIR>. On Windows, sometimes only one directory is used, say -'c:\program files\lua\5.0'. Here is the standard LuaSocket +For example, in my laptp, Lua 5.1 is configured to +use '/usr/local/lib/lua/5.1' for +<CDIR> and '/usr/local/share/lua/5.1' for +<LDIR>. On Windows, <CDIR> +usually points to the directory where the Lua executable is +found, and <LDIR> points to a +lua/ directory inside <CDIR>. (These +settings can be overridden by environment variables +LUA_PATH and LUA_CPATH. See the Lua +documentation for details.) Here is the standard LuaSocket distribution directory structure:

-<LDIR>/compat-5.1.lua
 <LDIR>/ltn12.lua
 <LDIR>/socket.lua
 <CDIR>/socket/core.dll
@@ -88,33 +85,6 @@ distribution directory structure:

 would be replaced by core.so.  
 

 
-
 In order for the interpreter to find all LuaSocket components, three
-environment variables need to be set. The first environment variable tells
-the interpreter to load the compat-5.1.lua module at startup: 

-
-
-LUA_INIT=@<LDIR>/compat-5.1.lua
-

-
-

-This is only need for Lua 5.0! Lua 5.1 comes with
-the package system built in, of course. 
-

-
-

-The other two environment variables instruct the compatibility module to
-look for dynamic libraries and extension modules in the appropriate
-directories and with the appropriate filename extensions.
-

-
-
-LUA_PATH=<LDIR>/?.lua;?.lua
-LUA_CPATH=<CDIR>/?.dll;?.dll
-

-
-
 Again, naturally, on Unix systems the shared library extension would be
-.so instead of .dll.

-
 
Using LuaSocket

 
 
 With the above setup, and an interpreter with shared library support,
@@ -122,19 +92,19 @@ it should be easy to use LuaSocket. Just fire the interpreter and use the
 require function to gain access to whatever module you need:

 
 
-Lua 5.1.2  Copyright (C) 1994-2007 Lua.org, PUC-Rio
+Lua 5.1.5  Copyright (C) 1994-2012 Lua.org, PUC-Rio
 > socket = require("socket")
 > print(socket._VERSION)
---> LuaSocket 2.0.2
+--> LuaSocket 2.1.1-rc1
 

 
 
 Each module loads their dependencies automatically, so you only need to
 load the modules you directly depend upon: 

 
 
-Lua 5.1.2  Copyright (C) 1994-2007 Lua.org, PUC-Rio
+Lua 5.1.5  Copyright (C) 1994-2012 Lua.org, PUC-Rio
 > http = require("socket.http")
-> print(http.request("http://www.cs.princeton.edu/~diego/professional/luasocket"))
+> print(http.request("http://www.impa.br/~diego/software/luasocket"))
 --> homepage gets dumped to terminal
 

 
@@ -153,7 +123,7 @@ Lua 5.1.2  Copyright (C) 1994-2007 Lua.org, PUC-Rio
 

 
 Last modified by Diego Nehab on 

-Thu Apr 20 00:25:30 EDT 2006
+Mon Apr 16 21:01:42 HKT 2012
 
 

 
diff --git a/doc/reference.html b/doc/reference.html
index 8da3956..d1043d4 100644
--- a/doc/reference.html
+++ b/doc/reference.html
@@ -42,6 +42,7 @@ Support, Manual">
 

 DNS (in socket)
 

+getaddrinfo,
 gethostname,
 tohostname,
 toip.
@@ -155,9 +156,11 @@ Support, Manual">
 sleep,
 _SETSIZE,
 source,
-tcp,
+tcp,
+tcp6,
 try,
-udp,
+udp,
+udp6,
 _VERSION.
 

 

@@ -194,6 +197,7 @@ Support, Manual">
 UDP (in socket)
 

 close,
+getoption,
 getpeername,
 getsockname,
 receive,
diff --git a/doc/tcp.html b/doc/tcp.html
index f59d7ac..dc1a0b6 100644
--- a/doc/tcp.html
+++ b/doc/tcp.html
@@ -36,16 +36,16 @@
 
 
 
-
TCP
 
+
TCP
 
 
 
 
-
 
+
 
 socket.tcp()
 

 
 
 
-Creates and returns a TCP master object. A master object can
+Creates and returns an IPv4 TCP master object. A master object can
 be transformed into a server object with the method 
 listen (after a call to bind) or into a client object with 
@@ -58,9 +58,34 @@ In case of success, a new master object is returned. In case of error,
 nil is returned, followed by an error message.
 

 
+
+
+
 
+socket.tcp6()
+

+
+
 
+Creates and returns an IPv6 TCP master object. A master object can
+be transformed into a server object with the method 
+listen (after a call to bind) or into a client object with 
+the method connect. The only other 
+method supported by a master object is the 
+close method.

+
+

+In case of success, a new master object is returned. In case of error,
+nil is returned, followed by an error message.
+

+
+

+Note: The TCP object returned will have the option
+"ipv6-v6only" set to true.
+

+
 
 
-
 
+
 
 server:accept()
 

 
@@ -87,7 +112,7 @@ might block until another client shows up.
 
 
 
-
 
+
 
 master:bind(address, port)
 

 
@@ -116,7 +141,7 @@ is available and is a shortcut for the creation of server sockets.
 
 
 
-
 
+
 
 master:close()

 client:close()

 server:close()
@@ -139,7 +164,7 @@ automatically closed before destruction, though.
 
 
 
-

+

 master:connect(address, port)
 

 
@@ -180,9 +205,18 @@ href=socket.html#select>socket.select with the socket in the
 established.
 

 
+

+Note: Starting with LuaSocket 2.1, the host name resolution
+depends on whether the socket was created by socket.tcp or socket.tcp6. Addresses from
+the appropriate family are tried in succession until the
+first success or until the last failure.
+

+
 
 
-

+

 client:getpeername()
 

 
@@ -202,7 +236,7 @@ Note: It makes no sense to call this method on server objects.
 
 
 
-

+

 master:getsockname()

 client:getsockname()

 server:getsockname()
@@ -219,7 +253,7 @@ the port. In case of error, the method returns nil.
 
 
 
-

+

 master:getstats()

 client:getstats()

 server:getstats()

@@ -237,7 +271,7 @@ and the age of the socket object in seconds.
 
 
 
-
 
+
 
 master:listen(backlog)
 

 
@@ -265,7 +299,7 @@ method returns nil followed by an error message.
 
 
 
-

+

 client:receive([pattern [, prefix]])
 

 
@@ -316,7 +350,7 @@ too.
 
 
 
-

+

 client:send(data [, i [, j]])
 

 
@@ -354,7 +388,7 @@ instead of calling the method several times.
 
 
 
-

+

 client:setoption(option [, value])

 server:setoption(option [, value])
 

@@ -392,8 +426,11 @@ used in validating addresses supplied in a call to
 bind should allow reuse of local addresses;
 
 
  •  'tcp-nodelay': Setting this option to true 
-disables the Nagle's algorithm for the connection.
+disables the Nagle's algorithm for the connection;
 
+
  •  'ipv6-v6only':
+Setting this option to true restricts an inet6 socket to
+sending and receiving only IPv6 packets.
 
 
 
    
@@ -407,7 +444,7 @@ Note: The descriptions above come from the man pages.
 
 
 
-
    
+
    
 client:getoption(option)
    
 server:getoption(option)
 
    
@@ -433,13 +470,9 @@ The method returns the option value in case of success, or
 nil followed by an error message otherwise.
 
    
 
-
    
-Note: The descriptions above come from the man pages.
-
    
-
 
 
-
    
+
    
 master:setstats(received, sent, age)
    
 client:setstats(received, sent, age)
    
 server:setstats(received, sent, age)
    
@@ -462,7 +495,7 @@ The method returns 1 in case of success and nil otherwise.
 
 
 
-
    
+
    
 master:settimeout(value [, mode])
    
 client:settimeout(value [, mode])
    
 server:settimeout(value [, mode])
@@ -519,7 +552,7 @@ contained verbs making their imperative nature obvious.
 
 
 
-
    
+
    
 client:shutdown(mode)
    
 
    
 
@@ -543,7 +576,7 @@ This function returns 1.
 
 
 
-
    
+
    
 master:dirty()
    
 client:dirty()
    
 server:dirty()
@@ -563,7 +596,7 @@ Note: This is an internal method, any use is unlikely to be portable.
 
 
 
-
    
+
    
 master:getfd()
    
 client:getfd()
    
 server:getfd()
@@ -583,7 +616,7 @@ Note: This is an internal method, any use is unlikely to be portable.
 
 
 
-
    
+
    
 master:setfd(fd)
    
 client:setfd(fd)
    
 server:setfd(fd)
diff --git a/doc/udp.html b/doc/udp.html
index eca881d..4a334b7 100644
--- a/doc/udp.html
+++ b/doc/udp.html
@@ -37,7 +37,7 @@
 
 
 
-
    UDP
     
+
    UDP
     
 
 
 
@@ -46,10 +46,12 @@ socket.udp()
 
    
 
 
    
-Creates and returns an unconnected UDP object. Unconnected objects support the 
+Creates and returns an unconnected IPv4 UDP object. 
+Unconnected objects support the 
 sendto, 
 receive, 
 receivefrom, 
+getoption, 
 getsockname, 
 setoption, 
 settimeout, 
@@ -66,6 +68,44 @@ returned. In case of error, nil is returned, followed by
 an error message.
 
    
 
+
+
+
    
+socket.udp6()
+
    
+
+
    
+Creates and returns an unconnected IPv6 UDP object. 
+Unconnected objects support the 
+sendto, 
+receive, 
+receivefrom, 
+getoption, 
+getsockname, 
+setoption, 
+settimeout, 
+setpeername, 
+setsockname, and 
+close. 
+The setpeername 
+is used to connect the object.
+
    
+
+
    
+In case of success, a new unconnected UDP object
+returned. In case of error, nil is returned, followed by
+an error message.
+
    
+
+
    
+Note: The TCP object returned will have the option
+"ipv6-v6only" set to true.
+
    
+
+
+
+
+
 
 
 
    
@@ -177,6 +217,40 @@ address and port as extra return values (and is therefore slightly less
 efficient).
 
    
 
+
+
+
    
+connected:getoption()
    
+unconnected:getoption()
+
    
+
+
    
+Gets an option value from the UDP object.
+See setoption for
+description of the option names and values.
+
    
+
+
    Option is a string with the option name. 
+
      
+
    •  'dontroute'
+
    •  'broadcast'
+
    •  'reuseaddr'
+
    •  'reuseport'
+
    •  'ip-multicast-loop'
+
    •  'ipv6-v6only'
+
    •  'ip-multicast-if'
+
    •  'ip-multicast-ttl'
+
    •  'ip-add-membership' 
+
    •  'ip-drop-membership'
+
     
+
    
+
+
    
+The method returns the option value in case of
+success, or
+nil followed by an error message otherwise.
+
    
+
 
 
 
    
@@ -284,6 +358,15 @@ is recommended when the same peer is used for several transmissions
 and can result in up to 30% performance gains.
 
    
 
+
    
+Note: Starting with LuaSocket 2.1, the host name resolution
+depends on whether the socket was created by socket.udp or socket.udp6. Addresses from
+the appropriate family are tried in succession until the
+first success or until the last failure.
+
    
+
 
 
 
    
@@ -332,23 +415,57 @@ only modify an option if you are sure you need it.
    
 name, and value depends on the option being set:
 
    
 
-
      
-
    • 'dontroute': Setting this option to true
-indicates that outgoing messages should bypass the standard routing
-facilities;
      • 
-
    • 'broadcast': Setting this option to true
-requests permission to send broadcast datagrams on the
-socket.
      • 
-
    
+
       
+
    •  'dontroute': Indicates that outgoing
+messages should bypass the standard routing facilities.
+Receives a boolean value;
+
    •  'broadcast': Requests permission to send 
+broadcast datagrams on the socket.
+Receives a boolean value;
+
    •  'reuseaddr': Indicates that the rules used in
+validating addresses supplied in a bind() call 
+should allow reuse of local addresses. 
+Receives a boolean value;
+
    •  'reuseport': Allows completely duplicate
+bindings by multiple processes if they all set
+'reuseport' before binding the port.
+Receives a boolean value;
+
    •  'ip-multicast-loop':
+Specifies whether or not a copy of an outgoing multicast
+datagram is delivered to the sending host as long as it is a
+member of the multicast group.
+Receives a boolean value;
+
    •  'ipv6-v6only':
+Specifies whether to restrict inet6 sockets to 
+sending and receiving only IPv6 packets.
+Receive a boolean value;
+
    •  'ip-multicast-if':
+Sets the interface over which outgoing multicast datagrams
+are sent.
+Receives an IP address;
+
    •  'ip-multicast-ttl':
+Sets the Time To Live in the IP header for outgoing
+multicast datagrams. 
+Receives a number;
+
    •  'ip-add-membership': 
+Joins the multicast group specified.
+Receives a table with fields
+multiaddr and interface, each containing an
+IP address;
+
    •  'ip-drop-membership': Leaves the multicast
+group specified.
+Receives a table with fields
+multiaddr and interface, each containing an
+IP address.
+
     
 
 
    
 The method returns 1 in case of success, or
 nil followed by an error message otherwise.
 
    
 
-
    
-Note: The descriptions above come from the man
-pages.
+
    
+Note: The descriptions above come from the man pages.
 
    
 
 
diff --git a/doc/url.html b/doc/url.html
index 9f234d9..6ff673d 100644
--- a/doc/url.html
+++ b/doc/url.html
@@ -36,7 +36,7 @@
 
 
 
-
    URL
     
+
    URL
     
 
 
    
 The  url  namespace provides  functions  to  parse,  protect,
@@ -69,7 +69,7 @@ An URL is defined by the following grammar:
 
 
 
-
    
+
    
 url.absolute(base, relative)
 
    
 
@@ -125,7 +125,7 @@ g;x?y#s  =  http://a/b/c/g;x?y#s
 
 
 
-
    
+
    
 url.build(parsed_url)
 
    
 
@@ -146,7 +146,7 @@ The function returns a string with the built URL.
 
 
 
-
    
+
    
 url.build_path(segments, unsafe)
 
    
 
@@ -200,7 +200,7 @@ code = url.escape("/#?;")
 
 
 
-
    
+
    
 url.parse(url, default)
 
    
 
@@ -265,7 +265,7 @@ parsed_url = url.parse("ftp://root:passwd@unsafe.org/pub/virus.exe;type=i")
 
 
 
-
    
+
    
 url.parse_path(path)
 
    
 
diff --git a/makefile.dist b/makefile.dist
index e4f8da8..fbd6681 100644
--- a/makefile.dist
+++ b/makefile.dist
@@ -1,7 +1,7 @@
 #--------------------------------------------------------------------------
 # Distribution makefile
 #--------------------------------------------------------------------------
-DIST = luasocket-2.0.3
+DIST = luasocket-2.1.1-rc1
 
 TEST = \
 	test/README \
diff --git a/src/luasocket.h b/src/luasocket.h
index 608ff7b..09e758d 100644
--- a/src/luasocket.h
+++ b/src/luasocket.h
@@ -11,8 +11,8 @@
 /*-------------------------------------------------------------------------*\
 * Current socket library version
 \*-------------------------------------------------------------------------*/
-#define LUASOCKET_VERSION    "LuaSocket 2.1.1"
-#define LUASOCKET_COPYRIGHT  "Copyright (C) 1999-2011 Diego Nehab"
+#define LUASOCKET_VERSION    "LuaSocket 2.1.1-rc1"
+#define LUASOCKET_COPYRIGHT  "Copyright (C) 1999-2012 Diego Nehab"
 #define LUASOCKET_AUTHORS    "Diego Nehab"
 
 /*-------------------------------------------------------------------------*\
diff --git a/src/mime.h b/src/mime.h
index 37f370f..150e7ad 100644
--- a/src/mime.h
+++ b/src/mime.h
@@ -13,8 +13,8 @@
 /*-------------------------------------------------------------------------*\
 * Current MIME library version
 \*-------------------------------------------------------------------------*/
-#define MIME_VERSION    "MIME 1.0.3"
-#define MIME_COPYRIGHT  "Copyright (C) 2004-2009 Diego Nehab"
+#define MIME_VERSION    "MIME 1.0.3-rc1"
+#define MIME_COPYRIGHT  "Copyright (C) 2004-2012 Diego Nehab"
 #define MIME_AUTHORS    "Diego Nehab"
 
 /*-------------------------------------------------------------------------*\