1 files changed, 142 insertions, 0 deletions
diff --git a/hicn-light/src/core/streamBuffer.c b/hicn-light/src/core/streamBuffer.c
new file mode 100755
index 000000000..7aebb5edb
--- /dev/null
+++ b/hicn-light/src/core/streamBuffer.c
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * 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.
+ */
+
+#include <src/config.h>
+#include <stdio.h>
+
+#include <parc/assert/parc_Assert.h>
+
+#include <src/core/streamBuffer.h>
+
+void streamBuffer_Destroy(PARCEventQueue **bufferPtr) {
+  parcAssertNotNull(bufferPtr, "Parameter must be non-null double pointer");
+  parcAssertNotNull(*bufferPtr,
+                    "Parameter must dereference to non-null pointer");
+  parcEventQueue_Destroy(bufferPtr);
+  *bufferPtr = NULL;
+}
+
+void streamBuffer_SetWatermark(PARCEventQueue *buffer, bool setRead,
+                               bool setWrite, size_t low, size_t high) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+
+  short flags = 0;
+  if (setRead) {
+    flags |= PARCEventType_Read;
+  }
+
+  if (setWrite) {
+    flags |= PARCEventType_Write;
+  }
+
+  parcEventQueue_SetWatermark(buffer, flags, low, high);
+}
+
+int streamBuffer_Flush(PARCEventQueue *buffer, bool flushRead,
+                       bool flushWrite) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+
+  short flags = 0;
+  if (flushRead) {
+    flags |= PARCEventType_Read;
+  }
+
+  if (flushWrite) {
+    flags |= PARCEventType_Write;
+  }
+
+  return parcEventQueue_Flush(buffer, flags);
+}
+
+int streamBuffer_FlushCheckpoint(PARCEventQueue *buffer, bool flushRead,
+                                 bool flushWrite) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+
+  short flags = 0;
+  if (flushRead) {
+    flags |= PARCEventType_Read;
+  }
+
+  if (flushWrite) {
+    flags |= PARCEventType_Write;
+  }
+
+  return parcEventQueue_Flush(buffer, flags);
+}
+
+int streamBuffer_FlushFinished(PARCEventQueue *buffer, bool flushRead,
+                               bool flushWrite) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+
+  short flags = 0;
+  if (flushRead) {
+    flags |= PARCEventType_Read;
+  }
+
+  if (flushWrite) {
+    flags |= PARCEventType_Write;
+  }
+
+  return parcEventQueue_Flush(buffer, flags);
+}
+
+void streamBuffer_SetCallbacks(PARCEventQueue *buffer,
+                               PARCEventQueue_Callback *readCallback,
+                               PARCEventQueue_Callback *writeCallback,
+                               PARCEventQueue_EventCallback *eventCallback,
+                               void *user_data) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+
+  parcEventQueue_SetCallbacks(buffer, readCallback, writeCallback,
+                              eventCallback, user_data);
+}
+
+void streamBuffer_EnableCallbacks(PARCEventQueue *buffer, bool enableRead,
+                                  bool enableWrite) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+  short flags = 0;
+  if (enableRead) {
+    flags |= PARCEventType_Read;
+  }
+  if (enableWrite) {
+    flags |= PARCEventType_Write;
+  }
+
+  parcEventQueue_Enable(buffer, flags);
+}
+
+/**
+ * @function StreamBuffer_DisableCallbacks
+ * @abstract Disables specified callbacks.  Does not affect others.
+ * @discussion
+ *   Disables enabled callbacks.  If a callback is already disabled, has no
+ * effect. A "false" value does not enable it.
+ *
+ * @param <#param1#>
+ * @return <#return#>
+ */
+void streamBuffer_DisableCallbacks(PARCEventQueue *buffer, bool disableRead,
+                                   bool disableWrite) {
+  parcAssertNotNull(buffer, "Parameter buffer must be non-null");
+  short flags = 0;
+  if (disableRead) {
+    flags |= PARCEventType_Read;
+  }
+  if (disableWrite) {
+    flags |= PARCEventType_Write;
+  }
+
+  parcEventQueue_Disable(buffer, flags);
+}