Diff: simple-mbed-cloud-client/mbed-cloud-client/update-client-hub/modules/atomic-queue/source/critical-pal.c

Revision:

0:8f0bb79ddd48

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/simple-mbed-cloud-client/mbed-cloud-client/update-client-hub/modules/atomic-queue/source/critical-pal.c	Tue May 04 08:55:12 2021 +0000
@@ -0,0 +1,47 @@
+// ----------------------------------------------------------------------------
+// Copyright 2015-2017 ARM Ltd.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// 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.
+// ----------------------------------------------------------------------------
+
+#if defined(ATOMIC_QUEUE_USE_PAL) && !defined(TARGET_LIKE_MBED)
+
+#include <stdint.h>
+#include <assert.h>
+
+#include "pal.h"
+// Module include
+#include "aq_critical.h"
+
+static palMutexID_t mutex = NULLPTR;
+
+void aq_critical_section_enter(void)
+{
+    if (mutex == NULLPTR) {
+        palStatus_t rc = pal_osMutexCreate(&mutex);
+        assert(rc == PAL_SUCCESS);
+    }
+
+    palStatus_t rc = pal_osMutexWait(mutex, PAL_RTOS_WAIT_FOREVER);
+    assert(rc == PAL_SUCCESS);
+}
+
+void aq_critical_section_exit(void)
+{
+    palStatus_t rc = pal_osMutexRelease(mutex);
+    assert(rc == PAL_SUCCESS);
+}
+
+#endif // defined(ATOMIC_QUEUE_USE_PAL)