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authorRichard van der Hoff <richard@matrix.org>2016-05-24 13:33:33 +0100
committerRichard van der Hoff <richard@matrix.org>2016-05-24 13:33:33 +0100
commit2e7800cf650197f4b8998ef8ac24d08daa316a2f (patch)
tree1f9e5e06b755f929c7bad363b77eaafdd21d706c /include/olm/memory.h
parentb1c5732fc8c89ee9217d0f54408f860565fa01f4 (diff)
parent2fd28a66824bda7b86c08b065736009c39761987 (diff)
Merge branch 'rav/c_bindings'
Diffstat (limited to 'include/olm/memory.h')
-rw-r--r--include/olm/memory.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/olm/memory.h b/include/olm/memory.h
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--- /dev/null
+++ b/include/olm/memory.h
@@ -0,0 +1,41 @@
+/* Copyright 2015, 2016 OpenMarket Ltd
+ *
+ * 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.
+ */
+
+/* C bindings for memory functions */
+
+
+#ifndef OLM_MEMORY_H_
+#define OLM_MEMORY_H_
+
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Clear the memory held in the buffer. This is more resilient to being
+ * optimised away than memset or bzero.
+ */
+void _olm_unset(
+ void volatile * buffer, size_t buffer_length
+);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+
+#endif /* OLM_MEMORY_H_ */