VOL-1868 move simulated onu from voltha-go to voltha-simonu-adapter
Sourced from voltha-go commit 251a11c0ffe60512318a644cd6ce0dc4e12f4018
Change-Id: Iab179bc2f3dd772ed7f488d1c03d1a84ba75e874
diff --git a/vendor/github.com/DataDog/zstd/pool.h b/vendor/github.com/DataDog/zstd/pool.h
new file mode 100644
index 0000000..a57e9b4
--- /dev/null
+++ b/vendor/github.com/DataDog/zstd/pool.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2016-present, Yann Collet, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under both the BSD-style license (found in the
+ * LICENSE file in the root directory of this source tree) and the GPLv2 (found
+ * in the COPYING file in the root directory of this source tree).
+ * You may select, at your option, one of the above-listed licenses.
+ */
+
+#ifndef POOL_H
+#define POOL_H
+
+#if defined (__cplusplus)
+extern "C" {
+#endif
+
+
+#include <stddef.h> /* size_t */
+#define ZSTD_STATIC_LINKING_ONLY /* ZSTD_customMem */
+#include "zstd.h"
+
+typedef struct POOL_ctx_s POOL_ctx;
+
+/*! POOL_create() :
+ * Create a thread pool with at most `numThreads` threads.
+ * `numThreads` must be at least 1.
+ * The maximum number of queued jobs before blocking is `queueSize`.
+ * @return : POOL_ctx pointer on success, else NULL.
+*/
+POOL_ctx* POOL_create(size_t numThreads, size_t queueSize);
+
+POOL_ctx* POOL_create_advanced(size_t numThreads, size_t queueSize, ZSTD_customMem customMem);
+
+/*! POOL_free() :
+ Free a thread pool returned by POOL_create().
+*/
+void POOL_free(POOL_ctx* ctx);
+
+/*! POOL_sizeof() :
+ return memory usage of pool returned by POOL_create().
+*/
+size_t POOL_sizeof(POOL_ctx* ctx);
+
+/*! POOL_function :
+ The function type that can be added to a thread pool.
+*/
+typedef void (*POOL_function)(void*);
+/*! POOL_add_function :
+ The function type for a generic thread pool add function.
+*/
+typedef void (*POOL_add_function)(void*, POOL_function, void*);
+
+/*! POOL_add() :
+ Add the job `function(opaque)` to the thread pool. `ctx` must be valid.
+ Possibly blocks until there is room in the queue.
+ Note : The function may be executed asynchronously, so `opaque` must live until the function has been completed.
+*/
+void POOL_add(POOL_ctx* ctx, POOL_function function, void* opaque);
+
+
+/*! POOL_tryAdd() :
+ Add the job `function(opaque)` to the thread pool if a worker is available.
+ return immediately otherwise.
+ @return : 1 if successful, 0 if not.
+*/
+int POOL_tryAdd(POOL_ctx* ctx, POOL_function function, void* opaque);
+
+
+#if defined (__cplusplus)
+}
+#endif
+
+#endif