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authorLuca Muscariello <lumuscar+fdio@cisco.com>2019-01-17 13:47:57 +0100
committerLuca Muscariello <lumuscar+fdio@cisco.com>2019-01-17 16:32:51 +0100
commitbac3da61644515f05663789b122554dc77549286 (patch)
tree898210bc8e70371d77de7d446a26c5dd4fd1165a /hicn-light/src/core/streamBuffer.c
parentd5165246787301d0f13b646fda5e8a8567aef5ac (diff)
This is the first commit of the hicn projectv19.01
Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
Diffstat (limited to 'hicn-light/src/core/streamBuffer.c')
-rwxr-xr-xhicn-light/src/core/streamBuffer.c142
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);
+}