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-rw-r--r--ruby/Makefile.am11
-rw-r--r--ruby/extconf.rb24
-rw-r--r--ruby/zmq.cpp460
3 files changed, 495 insertions, 0 deletions
diff --git a/ruby/Makefile.am b/ruby/Makefile.am
new file mode 100644
index 0000000..7718e24
--- /dev/null
+++ b/ruby/Makefile.am
@@ -0,0 +1,11 @@
+INCLUDES = -I$(top_builddir) -I$(top_srcdir)/include -I$(top_builddir)/include
+
+rblib_LTLIBRARIES = librbzmq.la
+rblibdir = @RUBYDIR@
+
+librbzmq_la_SOURCES = zmq.cpp
+
+librbzmq_la_LDFLAGS = -version-info @RBLTVER@
+librbzmq_la_CXXFLAGS = -Wall -pedantic -Werror -Wno-long-long
+librbzmq_la_LIBADD = $(top_builddir)/src/libzmq.la
+
diff --git a/ruby/extconf.rb b/ruby/extconf.rb
new file mode 100644
index 0000000..f931c5e
--- /dev/null
+++ b/ruby/extconf.rb
@@ -0,0 +1,24 @@
+#
+# Copyright (c) 2007-2009 FastMQ Inc.
+#
+# This file is part of 0MQ.
+#
+# 0MQ is free software; you can redistribute it and/or modify it under
+# the terms of the Lesser GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# 0MQ is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# Lesser GNU General Public License for more details.
+#
+# You should have received a copy of the Lesser GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+require 'mkmf'
+dir_config('libzmq')
+have_library('libzmq')
+create_makefile("ruby")
+
+
diff --git a/ruby/zmq.cpp b/ruby/zmq.cpp
new file mode 100644
index 0000000..7ab6143
--- /dev/null
+++ b/ruby/zmq.cpp
@@ -0,0 +1,460 @@
+/*
+ Copyright (c) 2007-2009 FastMQ Inc.
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <zmq.h>
+#include <zmq/err.hpp>
+#include <ruby.h>
+
+// Class rb_zmq.
+static VALUE rb_zmq;
+
+// Structure to return received data.
+static VALUE rb_data;
+
+static void rb_free (void *p)
+{
+
+}
+
+static VALUE rb_alloc (VALUE self_)
+{
+ VALUE obj;
+ obj = Data_Wrap_Struct (self_, 0, rb_free, NULL);
+
+ return obj;
+}
+
+static VALUE rb_msg_init (VALUE self_)
+{
+ zmq_msg_t *msg;
+ msg = new zmq_msg_t;
+ VALUE obj;
+
+ int rc = zmq_msg_init (msg);
+ if (rc == -1) {
+ assert (errno == ENOMEM);
+ rb_raise(rb_eRuntimeError, "Out of memory");
+ }
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, msg);
+ return obj;
+}
+
+static VALUE rb_msg_init_size (VALUE self_, VALUE size_)
+{
+ zmq_msg_t *msg;
+ msg = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_init_size (msg, NUM2INT (size_));
+ if (rc == -1) {
+ assert (errno == ENOMEM);
+ rb_raise(rb_eRuntimeError, "Out of memory");
+ }
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, msg);
+ return obj;
+}
+
+static VALUE rb_msg_init_data (VALUE self_, VALUE data_, VALUE size_)
+{
+ // Get the message.
+ zmq_msg_t *msg;
+ VALUE obj;
+ msg = new zmq_msg_t;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_init_data (msg, StringValueCStr (data_),
+ NUM2INT (size_), rb_free);
+ assert (rc == 0);
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, msg);
+ return obj;
+}
+
+static VALUE rb_msg_close (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to zmq library.
+ int rc = zmq_close (msg);
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_msg_move (VALUE self_, VALUE src_)
+{
+ // Get the message.
+ zmq_msg_t* src;
+ Data_Get_Struct (src_, zmq_msg_t, src);
+
+ zmq_msg_t *dest;
+ dest = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_move (dest, src);
+ assert (rc == 0);
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, dest);
+ return obj;
+}
+
+
+static VALUE rb_msg_copy (VALUE self_, VALUE src_)
+{
+ // Get the message.
+ zmq_msg_t* src;
+ Data_Get_Struct (src_, zmq_msg_t, src);
+
+ zmq_msg_t *dest;
+ dest = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ int rc = zmq_msg_copy (dest, src);
+ assert (rc == 0);
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, rb_free, dest);
+ return obj;
+}
+
+static VALUE rb_msg_data (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ const char* data;
+
+ // Forward the code to zmq library.
+ data = (const char*) zmq_msg_data (msg);
+
+ return rb_str_new (data, zmq_msg_size (msg));
+}
+
+static VALUE rb_msg_size (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to zmq library.
+ return INT2NUM (zmq_msg_size (msg));
+}
+
+static VALUE rb_msg_type (VALUE self_, VALUE msg_)
+{
+ // Get the message.
+ zmq_msg_t* msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to zmq library.
+ return INT2NUM (zmq_msg_type (msg));
+}
+
+static VALUE rb_init (VALUE self_)
+{
+ return self_;
+}
+
+static VALUE rb_context (VALUE self_, VALUE app_threads_, VALUE io_threads_)
+{
+ void *context;
+ VALUE obj;
+
+ // Forward the code to zmq library.
+ context = zmq_init (NUM2INT (app_threads_), NUM2INT (io_threads_));
+ if (context == NULL) {
+ assert (errno == EINVAL);
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ }
+
+ obj = Data_Wrap_Struct (rb_zmq, 0, free, context);
+ return self_;
+}
+
+static VALUE rb_term (VALUE self_, VALUE context_)
+{
+ // Get the context.
+ void* context;
+ Data_Get_Struct (context_, void*, context);
+
+ // Forward the code to zmq library.
+ int rc = zmq_term ((void*) context);
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_socket (VALUE self_, VALUE context_, VALUE type_)
+{
+ // Get the context.
+ void* context;
+ Data_Get_Struct (context_, void*, context);
+
+ void* socket = NULL;
+ VALUE obj;
+
+ // Forward the call to native 0MQ library.
+ socket = zmq_socket(context, NUM2INT (type_));
+ if (socket == NULL) {
+ assert (errno == EMFILE || errno == EINVAL);
+ if (errno == EMFILE)
+ rb_raise(rb_eRuntimeError, "Too many threads");
+ else
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ }
+
+ obj = Data_Wrap_Struct(rb_zmq, 0, free, socket);
+ return obj;
+}
+
+static VALUE rb_close (VALUE self_, VALUE socket_)
+{
+ // Get the message.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the call to native 0MQ library.
+ int rc = zmq_close (socket);
+ assert (rc == 0);
+ return self_;
+}
+
+static VALUE rb_setsockopt (VALUE self_, VALUE socket_, VALUE option_,
+ VALUE optval_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ int rc = 0;
+
+ if (TYPE (optval_) == T_STRING) {
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) StringValueCStr (optval_), RSTRING_LEN (optval_));
+
+ }
+ else if (TYPE (optval_) == T_FLOAT) {
+
+ double optval = NUM2DBL (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void*) &optval, 8);
+ }
+
+ else if (TYPE (optval_) == T_FIXNUM) {
+
+ long optval = FIX2LONG (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) &optval, 4);
+
+ }
+
+ else if (TYPE (optval_) == T_BIGNUM) {
+
+ long optval = NUM2LONG (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) &optval, 4);
+
+ }
+ else if (TYPE (optval_) == T_ARRAY) {
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) RARRAY_PTR (optval_), RARRAY_LEN (optval_));
+
+ }
+
+ else if (TYPE (optval_) == T_STRUCT) {
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (socket, NUM2INT (option_),
+ (void *) RSTRUCT_PTR (optval_), RSTRUCT_LEN (optval_));
+
+ }
+ else
+ rb_raise(rb_eRuntimeError, "Unknown type");
+
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_bind (VALUE self_, VALUE socket_, VALUE addr_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_bind (socket, StringValueCStr (addr_));
+ if (rc == -1) {
+ assert (errno == EINVAL || errno == EADDRINUSE);
+ if (errno == EINVAL)
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ else
+ rb_raise(rb_eRuntimeError, "Address in use");
+ }
+
+ return self_;
+}
+
+static VALUE rb_connect (VALUE self_, VALUE socket_, VALUE addr_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_connect (socket, StringValueCStr (addr_));
+ if (rc == -1) {
+ assert (errno == EINVAL || errno == EADDRINUSE);
+ if (errno == EINVAL)
+ rb_raise(rb_eRuntimeError, "Invalid argument");
+ else
+ rb_raise(rb_eRuntimeError, "Address in use");
+ }
+ return self_;
+}
+
+static VALUE rb_send (VALUE self_, VALUE socket_, VALUE msg_, VALUE flags_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Get the message.
+ zmq_msg_t *msg;
+ Data_Get_Struct (msg_, zmq_msg_t, msg);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_send (socket, msg, NUM2INT (flags_));
+ assert (rc == 0 || (rc == -1 && errno == EAGAIN));
+
+ return INT2NUM (rc);
+}
+
+static VALUE rb_flush (VALUE self_, VALUE socket_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_flush (socket);
+ assert (rc == 0);
+
+ return self_;
+}
+
+static VALUE rb_recv (VALUE self_, VALUE socket_, VALUE flags_)
+{
+ // Get the socket.
+ void* socket;
+ Data_Get_Struct (socket_, void*, socket);
+
+ // Get the message.
+ zmq_msg_t* msg;
+ msg = new zmq_msg_t;
+ VALUE obj;
+
+ // Forward the code to native 0MQ library.
+ int rc = zmq_recv (socket, msg, NUM2INT (flags_));
+ assert (rc == 0 || (rc == -1 && errno == EAGAIN));
+
+ obj = Data_Wrap_Struct(rb_data, 0, rb_free, msg);
+
+ return rb_struct_new (obj, rc, NULL);
+}
+
+extern "C"
+void Init_librbzmq() {
+
+ // Define the rb_zmq class.
+ rb_zmq = rb_define_class ("Zmq", rb_cObject);
+
+ // Define allocation function for rb_zmq class.
+ rb_define_alloc_func (rb_zmq, rb_alloc);
+
+ // Parameters: <name_of_class> <name_of_method_aaccessible_from_ruby>
+ // <name_of_method_in_the_class> <number_of_arguments>
+ // number of arguments is alqays except for the 'VALUE self_' argument
+ // (this pointer).
+ rb_define_method (rb_zmq, "msg_init", (VALUE(*)(...)) rb_msg_init, 0);
+ rb_define_method (rb_zmq, "msg_init_size", (VALUE(*)(...))
+ rb_msg_init_size, 1);
+ rb_define_method (rb_zmq, "msg_init_data", (VALUE(*)(...))
+ rb_msg_init_data, 3);
+ rb_define_method (rb_zmq, "msg_close", (VALUE(*)(...)) rb_msg_close, 1);
+ rb_define_method (rb_zmq, "msg_move", (VALUE(*)(...)) rb_msg_move, 1);
+ rb_define_method (rb_zmq, "msg_copy", (VALUE(*)(...)) rb_msg_copy, 1);
+ rb_define_method (rb_zmq, "msg_data", (VALUE(*)(...)) rb_msg_data, 1);
+ rb_define_method (rb_zmq, "msg_size", (VALUE(*)(...)) rb_msg_size, 1);
+ rb_define_method (rb_zmq, "msg_type", (VALUE(*)(...)) rb_msg_type, 1);
+
+ rb_define_method (rb_zmq, "initialize", (VALUE(*)(...)) rb_init, 0);
+ rb_define_method (rb_zmq, "term", (VALUE(*)(...)) rb_term, 1);
+ rb_define_method (rb_zmq, "free", (VALUE(*)(...)) rb_free, 0);
+
+ rb_define_method (rb_zmq, "context", (VALUE(*)(...)) rb_context, 2);
+ rb_define_method (rb_zmq, "socket", (VALUE(*)(...)) rb_socket, 2);
+ rb_define_method (rb_zmq, "close", (VALUE(*)(...)) rb_close, 1);
+ rb_define_method (rb_zmq, "setsockopt", (VALUE(*)(...)) rb_setsockopt, 3);
+ rb_define_method (rb_zmq, "bind", (VALUE(*)(...)) rb_bind, 2);
+ rb_define_method (rb_zmq, "connect", (VALUE(*)(...)) rb_connect, 2);
+ rb_define_method (rb_zmq, "send", (VALUE(*)(...)) rb_send, 3);
+ rb_define_method (rb_zmq, "flush", (VALUE(*)(...)) rb_flush, 1);
+ rb_define_method (rb_zmq, "recv", (VALUE(*)(...)) rb_recv, 2);
+
+ // Define structure to hold data that are returned from receive function.
+ rb_data = rb_struct_define (NULL, "msg", "rc", NULL);
+ rb_define_const (rb_zmq, "DATA", rb_data);
+
+ // Define global constants.
+ rb_define_global_const ("ZMQ_MAX_VSM_SIZE", INT2NUM (ZMQ_MAX_VSM_SIZE));
+ rb_define_global_const ("ZMQ_GAP", INT2NUM (ZMQ_GAP));
+ rb_define_global_const ("ZMQ_DELIMITER", INT2NUM (ZMQ_DELIMITER));
+ rb_define_global_const ("ZMQ_VSM", INT2NUM (ZMQ_VSM));
+ rb_define_global_const ("ZMQ_HWM", INT2NUM (ZMQ_HWM));
+ rb_define_global_const ("ZMQ_SWAP", INT2NUM (ZMQ_SWAP));
+ rb_define_global_const ("ZMQ_MASK", INT2NUM (ZMQ_MASK));
+ rb_define_global_const ("ZMQ_AFFINITY", INT2NUM (ZMQ_AFFINITY));
+ rb_define_global_const ("ZMQ_IDENTITY", INT2NUM (ZMQ_IDENTITY));
+ rb_define_global_const ("ZMQ_NOBLOCK", INT2NUM (ZMQ_NOBLOCK));
+ rb_define_global_const ("ZMQ_NOFLUSH", INT2NUM (ZMQ_NOFLUSH));
+ rb_define_global_const ("ZMQ_P2P", INT2NUM (ZMQ_P2P));
+ rb_define_global_const ("ZMQ_SUB", INT2NUM (ZMQ_SUB));
+ rb_define_global_const ("ZMQ_PUB", INT2NUM (ZMQ_PUB));
+ rb_define_global_const ("ZMQ_REQ", INT2NUM (ZMQ_REQ));
+ rb_define_global_const ("ZMQ_REP", INT2NUM (ZMQ_REP));
+
+}
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