1 files changed, 45 insertions, 0 deletions
diff --git a/common/fifo.h b/common/fifo.h
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index 00000000..134227d8
--- /dev/null
+++ b/common/fifo.h
@@ -0,0 +1,45 @@
+/**
+ * xrdp: A Remote Desktop Protocol server.
+ *
+ * Copyright (C) Laxmikant Rashinkar 2004-2014
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * FIFO implementation to store pointer to data struct
+ */
+ 
+#ifndef _FIFO_H
+#define _FIFO_H
+
+typedef struct user_data USER_DATA;
+
+struct user_data
+{
+    USER_DATA *next;
+    void      *item;
+};
+
+typedef struct fifo
+{
+    USER_DATA *head;
+    USER_DATA *tail;
+    int        auto_free;
+} FIFO;
+
+FIFO *fifo_create();
+void  fifo_delete(FIFO *self);
+int   fifo_add_item(FIFO *self, void *item);
+void *fifo_remove_item(FIFO *self);
+int   fifo_is_empty();
+
+#endif