Module: ZMQ

Defined in:
lib/ffi-rzmq.rb,
lib/ffi-rzmq/poll.rb,
lib/ffi-rzmq/util.rb,
lib/ffi-rzmq/device.rb,
lib/ffi-rzmq/libzmq.rb,
lib/ffi-rzmq/socket.rb,
lib/ffi-rzmq/context.rb,
lib/ffi-rzmq/message.rb,
lib/ffi-rzmq/version.rb,
lib/ffi-rzmq/constants.rb,
lib/ffi-rzmq/constants.rb,
lib/ffi-rzmq/constants.rb,
lib/ffi-rzmq/exceptions.rb,
lib/ffi-rzmq/poll_items.rb

Defined Under Namespace

Modules: CommonSocketBehavior, IdentitySupport, LibZMQ, Util Classes: Context, ContextError, Device, ManagedMessage, Message, MessageError, PollItems, Poller, Socket, ZeroMQError

Constant Summary collapse

LIBPATH =

:stopdoc:

::File.expand_path(::File.dirname(__FILE__)) + ::File::SEPARATOR
PATH = 
::File.dirname(LIBPATH) + ::File::SEPARATOR
VERSION = 
"0.9.3"
PAIR =

Socket types

0
PUB = 
1
SUB = 
2
REQ = 
3
REP = 
4
XREQ = 
5
XREP = 
6
PULL = 
7
PUSH = 
8
SocketTypeNameMap = 
{
  PAIR => "PAIR",
  PUB => "PUB",
  SUB => "SUB",
  REQ => "REQ",
  REP => "REP",
  PULL => "PULL",
  PUSH => "PUSH",
  XREQ => "XREQ",
  XREP => "XREP"
}
AFFINITY =

Socket options

4
SUBSCRIBE = 
6
UNSUBSCRIBE = 
7
RATE = 
8
RECOVERY_IVL = 
9
SNDBUF = 
11
RCVBUF = 
12
RCVMORE = 
13
FD = 
14
EVENTS = 
15
TYPE = 
16
LINGER = 
17
RECONNECT_IVL = 
18
BACKLOG = 
19
RECONNECT_IVL_MAX = 
21
SNDMORE =

Send/recv options

2
POLL =

I/O multiplexing

1
POLLIN = 
1
POLLOUT = 
2
POLLERR = 
4
EAGAIN =

Socket errors

Errno::EAGAIN::Errno
EINVAL = 
Errno::EINVAL::Errno
ENOMEM = 
Errno::ENOMEM::Errno
ENODEV = 
Errno::ENODEV::Errno
EFAULT = 
Errno::EFAULT::Errno
HAUSNUMERO =

ZMQ errors

156384712
EMTHREAD = 
(HAUSNUMERO + 50)
EFSM = 
(HAUSNUMERO + 51)
ENOCOMPATPROTO = 
(HAUSNUMERO + 52)
ETERM = 
(HAUSNUMERO + 53)
ENOTSUP =

Rescue unknown constants and use the ZeroMQ defined values Usually only happens on Windows though some don’t resolve on OSX too (ENOTSUP)

Errno::ENOTSUP::Errno rescue (HAUSNUMERO + 1)
EPROTONOSUPPORT = 
Errno::EPROTONOSUPPORT::Errno rescue (HAUSNUMERO + 2)
ENOBUFS = 
Errno::ENOBUFS::Errno rescue (HAUSNUMERO + 3)
ENETDOWN = 
Errno::ENETDOWN::Errno rescue (HAUSNUMERO + 4)
EADDRINUSE = 
Errno::EADDRINUSE::Errno rescue (HAUSNUMERO + 5)
EADDRNOTAVAIL = 
Errno::EADDRNOTAVAIL::Errno rescue (HAUSNUMERO + 6)
ECONNREFUSED = 
Errno::ECONNREFUSED::Errno rescue (HAUSNUMERO + 7)
EINPROGRESS = 
Errno::EINPROGRESS::Errno rescue (HAUSNUMERO + 8)
ENOTSOCK = 
Errno::ENOTSOCK::Errno rescue (HAUSNUMERO + 9)
EINTR = 
Errno::EINTR::Errno rescue (HAUSNUMERO + 10)
UPSTREAM =

Socket types

PULL
DOWNSTREAM = 
PUSH
DEALER = 
XREQ
ROUTER = 
XREP
STREAMER =

Device Types

1
FORWARDER = 
2
QUEUE = 
3
HWM =

Socket options

1
IDENTITY =

Socket options

5
MCAST_LOOP = 
10
SWAP = 
3
RECOVERY_IVL_MSEC = 
20
NOBLOCK =

Send/recv options

1
XPUB =

Socket types

9
XSUB = 
10
MAXMSGSIZE = 
22
SNDHWM = 
23
RCVHWM = 
24
MULTICAST_HOPS = 
25
RCVTIMEO = 
27
SNDTIMEO = 
28
DONTWAIT =

Send/recv options

1
SNDLABEL = 
4
EMFILE =

Socket & other errors

Errno::EMFILE::Errno

Class Method Summary collapse

Class Method Details

.libpath(*args, &block) ⇒ Object

Returns the library path for the module. If any arguments are given, they will be joined to the end of the libray path using File.join.



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# File 'lib/ffi-rzmq.rb', line 19

def self.libpath( *args, &block )
  rv =  args.empty? ? LIBPATH : ::File.join(LIBPATH, args.flatten)
  if block
    begin
      $LOAD_PATH.unshift LIBPATH
      rv = block.call
    ensure
      $LOAD_PATH.shift
    end
  end
  return rv
end

.path(*args, &block) ⇒ Object

Returns the lpath for the module. If any arguments are given, they will be joined to the end of the path using File.join.



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# File 'lib/ffi-rzmq.rb', line 36

def self.path( *args, &block )
  rv = args.empty? ? PATH : ::File.join(PATH, args.flatten)
  if block
    begin
      $LOAD_PATH.unshift PATH
      rv = block.call
    ensure
      $LOAD_PATH.shift
    end
  end
  return rv
end

.require_all_libs_relative_to(fname, dir = nil) ⇒ Object

Utility method used to require all files ending in .rb that lie in the directory below this file that has the same name as the filename passed in. Optionally, a specific directory name can be passed in such that the filename does not have to be equivalent to the directory.



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# File 'lib/ffi-rzmq.rb', line 54

def self.require_all_libs_relative_to( fname, dir = nil )
  dir ||= ::File.basename(fname, '.*')
  search_me = ::File.expand_path(
  ::File.join(::File.dirname(fname), dir, '**', '*.rb'))

  Dir.glob(search_me).sort.each {|rb| require rb}
end

.version ⇒ Object

Returns the version string for the library.



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# File 'lib/ffi-rzmq.rb', line 11

def self.version
  @version ||= File.read(path('version.txt')).strip
end