From 5df79c53745fde5d6c3340a2979b1429cd5892c1 Mon Sep 17 00:00:00 2001
From: Henrik Rydberg <rydberg@euromail.se>
Date: Sat, 8 Oct 2011 20:30:28 +0200
Subject: Initial import of htcd system 1.0

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
---
 src/mt/stackque.h | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 src/mt/stackque.h

(limited to 'src/mt/stackque.h')

diff --git a/src/mt/stackque.h b/src/mt/stackque.h
new file mode 100644
index 0000000..349cb4f
--- /dev/null
+++ b/src/mt/stackque.h
@@ -0,0 +1,64 @@
+/*************************************************************************
+ *
+ * HTCd - Copyright (C) 1998-2006 Henrik Rydberg
+ *
+ * This program 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 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef STACKQUEH
+#define STACKQUEH
+
+#include <mt/mstring.h>
+#include <mt/mlock.h>
+
+template <class T> class stackque {
+public:
+  stackque(int m) {
+    put=get=n=0;
+    base=new T[caps=m];
+    memset(&mutex,0,sizeof(mutex_t));
+  }
+  ~stackque() { delete base; }
+  
+  int push(const T& a) throw(merror_t) {
+    MLOCK(mutex);
+    if(n>=caps) THROW("stackque: Full");
+    base[put++]=a;
+    if(put==caps) put=0;
+    return ++n;
+  }
+
+  int pop(T& a) {
+    MLOCK(mutex);
+    if(n) {
+      a=base[get++];
+      if(get==caps) get=0;
+      return n--;
+    }
+    else return 0;
+  }
+
+  int capacity() const { return caps; }
+  int size() const { return n; }
+  int empty() const { return n==0; }
+  int full() const { return n==caps; }
+  void clear() { put=get=n=0; }
+private:
+  int put,get,n,caps;
+  T* base;
+  mutex_t mutex;
+};
+
+#endif
-- 
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