Implemented new class Msg_Thread which allows for threaded facilities

[yazproxy-moved-to-github.git] / src / msg-thread.h

diff --git a/src/msg-thread.h b/src/msg-thread.h
new file mode 100644 (file)
index 0000000..0d0729f
--- /dev/null
+++ b/src/msg-thread.h
@@ -0,0 +1,76 @@
+/* $Id: msg-thread.h,v 1.1 2005-05-30 20:08:58 adam Exp $
+   Copyright (c) 1998-2005, Index Data.
+
+This file is part of the yaz-proxy.
+
+YAZ proxy is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+
+YAZ proxy 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 GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with YAZ proxy; see the file LICENSE.  If not, write to the
+Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.
+ */
+
+#include <pthread.h>
+#include <unistd.h>
+#include <ctype.h>
+
+#if HAVE_DLFCN_H
+#include <dlfcn.h>
+#endif
+
+#include <yaz++/socket-observer.h>
+#include <yaz/yconfig.h>
+
+class IMsg_Thread {
+public:
+    virtual IMsg_Thread *handle() = 0;
+    virtual void result() = 0;
+};
+
+class Msg_Thread_Queue_List {
+    friend class Msg_Thread_Queue;
+ private:
+    IMsg_Thread *m_item;
+    Msg_Thread_Queue_List *m_next;
+};
+
+class Msg_Thread_Queue {
+ public:
+    Msg_Thread_Queue();
+    void enqueue(IMsg_Thread *in);
+    IMsg_Thread *dequeue();
+    int size();
+ private:
+    Msg_Thread_Queue_List *m_list;
+};
+
+class Msg_Thread : public IYazSocketObserver {
+ public:
+    Msg_Thread(IYazSocketObservable *obs);
+    virtual ~Msg_Thread();
+    void socketNotify(int event);
+    void put(IMsg_Thread *m);
+    IMsg_Thread *get();
+    void run(void *p);
+    int m_fd[2];
+private:
+    IYazSocketObservable *m_SocketObservable;
+    pthread_t m_thread_id;
+    Msg_Thread_Queue m_input;
+    Msg_Thread_Queue m_output;
+    pthread_mutex_t m_mutex_input_data;
+    pthread_cond_t m_cond_input_data;
+    pthread_mutex_t m_mutex_output_data;
+    pthread_cond_t m_cond_output_data;
+    bool m_stop_flag;
+};
+