1 files changed, 59 insertions, 0 deletions
diff --git a/os/various/mail.h b/os/various/mail.h
new file mode 100644
index 000000000..1786494e6
--- /dev/null
+++ b/os/various/mail.h
@@ -0,0 +1,59 @@
+/*
+    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
+                 2011,2012 Giovanni Di Sirio.
+
+    This file is part of ChibiOS/RT.
+
+    ChibiOS/RT 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 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/RT 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, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file    mail.h
+ * @brief   Threads mail macros and structures.
+ *
+ * @addtogroup mail
+ * @{
+ */
+
+#ifndef _MAIL_H_
+#define _MAIL_H_
+
+/*
+ * Module dependencies check.
+ */
+#if !CH_USE_SEMAPHORES || !CH_USE_MEMPOOLS
+#error "Mail Pools require CH_USE_SEMAPHORES and CH_USE_MEMPOOLS"
+#endif
+
+/**
+ * @brief   Mail Pool descriptor.
+ */
+typedef struct {
+  MemoryPool            pool;           /**< @brief Available mail objects. */
+  Semaphore             sem;            /**< @brief Semaphore guard.        */
+} MailPool;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void mailInit(MailPool *mlp, size_t size, void *p, size_t n);
+  void *mailCreate(MailPool *mlp, systime_t time);
+  void mailDelete(MailPool *mlp, void *mailp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _MAIL_H_ */
+
+/** @} */