1 files changed, 79 insertions, 0 deletions
diff --git a/testsuites/validation/tx-memory-alloc.c b/testsuites/validation/tx-memory-alloc.c
new file mode 100644
index 0000000000..8959dbbdc5
--- /dev/null
+++ b/testsuites/validation/tx-memory-alloc.c
@@ -0,0 +1,79 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup RTEMSTestSuitesValidation
+ *
+ * @brief This source file contains the implementation of
+ *   MemoryAllocationFailWhen() and __wrap_rtems_malloc().
+ */
+
+/*
+ * Copyright (C) 2021 embedded brains GmbH & Co. KG
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "tx-support.h"
+
+void *__real_rtems_malloc( size_t );
+
+void *__wrap_rtems_malloc( size_t );
+
+static uint32_t fail_when_counter;
+
+void MemoryAllocationFailWhen( uint32_t counter )
+{
+  fail_when_counter = counter;
+}
+
+static bool IsFail( void )
+{
+  uint32_t counter;
+
+  counter = fail_when_counter;
+
+  if ( counter == 1 ) {
+    fail_when_counter = 0;
+    return true;
+  }
+
+  if ( counter > 1 ) {
+    fail_when_counter = counter - 1;
+  }
+
+  return false;
+}
+
+void *__wrap_rtems_malloc( size_t size )
+{
+  if ( IsFail() ) {
+    return NULL;
+  }
+
+  return __real_rtems_malloc( size );
+}