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-rw-r--r--bindings/ruby/Makefile.am11
-rw-r--r--bindings/ruby/extconf.rb24
-rw-r--r--bindings/ruby/rbzmq.cpp277
3 files changed, 312 insertions, 0 deletions
diff --git a/bindings/ruby/Makefile.am b/bindings/ruby/Makefile.am
new file mode 100644
index 0000000..148daf0
--- /dev/null
+++ b/bindings/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 = rbzmq.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/bindings/ruby/extconf.rb b/bindings/ruby/extconf.rb
new file mode 100644
index 0000000..f931c5e
--- /dev/null
+++ b/bindings/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/bindings/ruby/rbzmq.cpp b/bindings/ruby/rbzmq.cpp
new file mode 100644
index 0000000..bf0d9bc
--- /dev/null
+++ b/bindings/ruby/rbzmq.cpp
@@ -0,0 +1,277 @@
+/*
+ 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 <assert.h>
+#include <errno.h>
+#include <string.h>
+#include <ruby.h>
+
+#include "../c/zmq.h"
+
+static void context_free (void *ctx)
+{
+ if (ctx) {
+ int rc = zmq_term (ctx);
+ assert (rc == 0);
+ }
+}
+
+static VALUE context_alloc (VALUE class_)
+{
+ return rb_data_object_alloc (class_, NULL, 0, context_free);
+}
+
+static VALUE context_initialize (VALUE self_, VALUE app_threads_,
+ VALUE io_threads_)
+{
+ assert (!DATA_PTR (self_));
+ void *ctx = zmq_init (NUM2INT (app_threads_), NUM2INT (io_threads_));
+ if (!ctx) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+
+ DATA_PTR (self_) = (void*) ctx;
+ return self_;
+}
+
+static void socket_free (void *s)
+{
+ if (s) {
+ int rc = zmq_close (s);
+ assert (rc == 0);
+ }
+}
+
+static VALUE socket_alloc (VALUE class_)
+{
+ return rb_data_object_alloc (class_, NULL, 0, socket_free);
+}
+
+static VALUE socket_initialize (VALUE self_, VALUE context_, VALUE type_)
+{
+ assert (!DATA_PTR (self_));
+
+ if (strcmp (rb_obj_classname (context_), "Context") != 0) {
+ rb_raise (rb_eArgError, "expected Context object");
+ return Qnil;
+ }
+
+ void *s = zmq_socket (DATA_PTR (context_), NUM2INT (type_));
+ if (!s) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+
+ DATA_PTR (self_) = (void*) s;
+ return self_;
+}
+
+
+static VALUE socket_setsockopt (VALUE self_, VALUE option_,
+ VALUE optval_)
+{
+
+ int rc = 0;
+
+ switch (NUM2INT (option_)) {
+ case ZMQ_HWM:
+ case ZMQ_LWM:
+ case ZMQ_SWAP:
+ case ZMQ_AFFINITY:
+ case ZMQ_RATE:
+ case ZMQ_RECOVERY_IVL:
+ case ZMQ_MCAST_LOOP:
+ {
+ long optval = FIX2LONG (optval_);
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (DATA_PTR (self_), NUM2INT (option_),
+ (void *) &optval, 4);
+ }
+
+ break;
+ case ZMQ_IDENTITY:
+ case ZMQ_SUBSCRIBE:
+ case ZMQ_UNSUBSCRIBE:
+
+ // Forward the code to native 0MQ library.
+ rc = zmq_setsockopt (DATA_PTR (self_), NUM2INT (option_),
+ (void *) StringValueCStr (optval_), RSTRING_LEN (optval_));
+ break;
+
+ default:
+ rc = -1;
+ errno = EINVAL;
+ }
+
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+
+ return self_;
+}
+
+
+static VALUE socket_bind (VALUE self_, VALUE addr_)
+{
+ assert (DATA_PTR (self_));
+
+ int rc = zmq_bind (DATA_PTR (self_), rb_string_value_cstr (&addr_));
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+
+ return Qnil;
+}
+
+static VALUE socket_connect (VALUE self_, VALUE addr_)
+{
+ assert (DATA_PTR (self_));
+
+ int rc = zmq_connect (DATA_PTR (self_), rb_string_value_cstr (&addr_));
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+
+ return Qnil;
+}
+
+static VALUE socket_send (VALUE self_, VALUE msg_, VALUE flags_)
+{
+ assert (DATA_PTR (self_));
+
+ Check_Type (msg_, T_STRING);
+
+ zmq_msg_t msg;
+ int rc = zmq_msg_init_size (&msg, RSTRING_LEN (msg_));
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+ memcpy (zmq_msg_data (&msg), RSTRING_PTR (msg_), RSTRING_LEN (msg_));
+
+ rc = zmq_send (DATA_PTR (self_), &msg, NUM2INT (flags_));
+ if (rc != 0 && errno == EAGAIN) {
+ rc = zmq_msg_close (&msg);
+ assert (rc == 0);
+ return Qfalse;
+ }
+
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ rc = zmq_msg_close (&msg);
+ assert (rc == 0);
+ return Qnil;
+ }
+
+ rc = zmq_msg_close (&msg);
+ assert (rc == 0);
+ return Qtrue;
+}
+
+static VALUE socket_flush (VALUE self_)
+{
+ assert (DATA_PTR (self_));
+
+ int rc = zmq_flush (DATA_PTR (self_));
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ return Qnil;
+ }
+
+ return Qnil;
+}
+
+static VALUE socket_recv (VALUE self_, VALUE flags_)
+{
+ assert (DATA_PTR (self_));
+
+ zmq_msg_t msg;
+ int rc = zmq_msg_init (&msg);
+ assert (rc == 0);
+
+ rc = zmq_recv (DATA_PTR (self_), &msg, NUM2INT (flags_));
+ if (rc != 0 && errno == EAGAIN) {
+ rc = zmq_msg_close (&msg);
+ assert (rc == 0);
+ return Qnil;
+ }
+
+ if (rc != 0) {
+ rb_raise (rb_eRuntimeError, strerror (errno));
+ rc = zmq_msg_close (&msg);
+ assert (rc == 0);
+ return Qnil;
+ }
+
+ VALUE message = rb_str_new ((char*) zmq_msg_data (&msg),
+ zmq_msg_size (&msg));
+ rc = zmq_msg_close (&msg);
+ assert (rc == 0);
+ return message;
+}
+
+extern "C" void Init_librbzmq ()
+{
+ VALUE context_type = rb_define_class ("Context", rb_cObject);
+ rb_define_alloc_func (context_type, context_alloc);
+ rb_define_method (context_type, "initialize",
+ (VALUE(*)(...)) context_initialize, 2);
+
+ VALUE socket_type = rb_define_class ("Socket", rb_cObject);
+ rb_define_alloc_func (socket_type, socket_alloc);
+ rb_define_method (socket_type, "initialize",
+ (VALUE(*)(...)) socket_initialize, 2);
+ rb_define_method (socket_type, "setsockopt",
+ (VALUE(*)(...)) socket_setsockopt, 2);
+ rb_define_method (socket_type, "bind",
+ (VALUE(*)(...)) socket_bind, 1);
+ rb_define_method (socket_type, "connect",
+ (VALUE(*)(...)) socket_connect, 1);
+ rb_define_method (socket_type, "send",
+ (VALUE(*)(...)) socket_send, 2);
+ rb_define_method (socket_type, "flush",
+ (VALUE(*)(...)) socket_flush, 0);
+ rb_define_method (socket_type, "recv",
+ (VALUE(*)(...)) socket_recv, 1);
+
+ rb_define_global_const ("HWM", INT2NUM (ZMQ_HWM));
+ rb_define_global_const ("LWM", INT2NUM (ZMQ_LWM));
+ rb_define_global_const ("SWAP", INT2NUM (ZMQ_SWAP));
+ rb_define_global_const ("AFFINITY", INT2NUM (ZMQ_AFFINITY));
+ rb_define_global_const ("IDENTITY", INT2NUM (ZMQ_IDENTITY));
+ rb_define_global_const ("SUBSCRIBE", INT2NUM (ZMQ_SUBSCRIBE));
+ rb_define_global_const ("UNSUBSCRIBE", INT2NUM (ZMQ_UNSUBSCRIBE));
+ rb_define_global_const ("RATE", INT2NUM (ZMQ_RATE));
+ rb_define_global_const ("RECOVERY_IVL", INT2NUM (ZMQ_RECOVERY_IVL));
+ rb_define_global_const ("MCAST_LOOP", INT2NUM (ZMQ_MCAST_LOOP));
+
+ rb_define_global_const ("NOBLOCK", INT2NUM (ZMQ_NOBLOCK));
+ rb_define_global_const ("NOFLUSH", INT2NUM (ZMQ_NOFLUSH));
+
+ rb_define_global_const ("P2P", INT2NUM (ZMQ_P2P));
+ rb_define_global_const ("SUB", INT2NUM (ZMQ_SUB));
+ rb_define_global_const ("PUB", INT2NUM (ZMQ_PUB));
+ rb_define_global_const ("REQ", INT2NUM (ZMQ_REQ));
+ rb_define_global_const ("REP", INT2NUM (ZMQ_REP));
+}
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