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+/*
+ * Copyright (c) 2021 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef SRC_COMMON_ITENSORPACK_H_
+#define SRC_COMMON_ITENSORPACK_H_
+
+#include "arm_compute/core/ITensorPack.h"
+
+#include "src/common/IContext.h"
+
+struct AclTensorPack_
+{
+ arm_compute::detail::Header header{arm_compute::detail::ObjectType::TensorPack, nullptr};
+
+protected:
+ AclTensorPack_() = default;
+ ~AclTensorPack_() = default;
+};
+
+namespace arm_compute
+{
+// Forward declaration
+class ITensor;
+class ITensorV2;
+
+/** Tensor packing service
+ *
+ * Class is responsible for creating and managing a collection of tensors.
+ * Tensor packs can be passed to operators to be part of the mutable data of the execution.
+ */
+class TensorPack : public AclTensorPack_
+{
+public:
+ /** Constructor
+ *
+ * @param[in] ctx Context to be used
+ */
+ explicit TensorPack(IContext *ctx);
+ /** Destructor */
+ ~TensorPack();
+ /** Add tensor to the pack
+ *
+ * @param[in] tensor Tensor to add
+ * @param[in] slot_id Slot identification in respect to the operator of the tensor to add
+ *
+ * @return Status code
+ */
+ AclStatus add_tensor(ITensorV2 *tensor, int32_t slot_id);
+ /** Pack size accessor
+ *
+ * @return Number of tensors registered to the pack
+ */
+ size_t size() const;
+ /** Checks if pack is empty
+ *
+ * @return True if empty else false
+ */
+ bool empty() const;
+ /** Checks if an object is valid
+ *
+ * @return True if valid else false
+ */
+ bool is_valid() const;
+ /** Get tensor of a given id from the pac
+ *
+ * @param[in] slot_id Slot identification of tensor to extract
+ *
+ * @return The pointer to the tensor if exist and is non-const else nullptr
+ */
+ arm_compute::ITensor *get_tensor(int32_t slot_id);
+ /** Get legacy tensor pack
+ *
+ * @return Legacy tensor pack
+ */
+ arm_compute::ITensorPack &get_tensor_pack();
+
+private:
+ arm_compute::ITensorPack _pack; /**< Pack that currently redirects to the existing TensorPack */
+};
+
+/** Extract internal representation of a TensoPack
+ *
+ * @param[in] pack Opaque tensor pack pointer
+ *
+ * @return The internal representation as an TensorPack
+ */
+inline TensorPack *get_internal(AclTensorPack pack)
+{
+ return static_cast<TensorPack *>(pack);
+}
+
+namespace detail
+{
+/** Check if an internal TensorPack is valid
+ *
+ * @param[in] pack Internal tensor pack to check
+ *
+ * @return A status code
+ */
+inline StatusCode validate_internal_pack(const TensorPack *pack)
+{
+ if (pack == nullptr || !pack->is_valid())
+ {
+ ARM_COMPUTE_LOG_ERROR_ACL("[TensorPack]: Invalid tensor pack object");
+ return StatusCode::InvalidArgument;
+ }
+ return StatusCode::Success;
+}
+} // namespace detail
+} // namespace arm_compute
+#endif /* SRC_COMMON_ITENSORPACK_H_ */