1 /* 2 * Copyright (c) 2017-2019 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef ARM_COMPUTE_TEST_IARRAYACCESSOR_H 25 #define ARM_COMPUTE_TEST_IARRAYACCESSOR_H 26 27 namespace arm_compute 28 { 29 namespace test 30 { 31 /** Common interface to provide information and access to array like 32 * structures. 33 */ 34 template <typename T> 35 class IArrayAccessor 36 { 37 public: 38 /** Array value type */ 39 using value_type = T; 40 41 /** Virtual destructor. */ 42 virtual ~IArrayAccessor() = default; 43 44 /** Number of elements of the tensor. 45 * 46 * @return the number of elements. 47 */ 48 virtual size_t num_values() const = 0; 49 50 /** Access to the buffer. 51 * 52 * @return A pointer to the first element in the buffer. 53 */ 54 virtual T *buffer() = 0; 55 56 /** Resize array. 57 * 58 * @param[in] num The new array size in number of elements 59 */ 60 virtual void resize(size_t num) = 0; 61 62 /** Reference to the element of the array located at the given index 63 * 64 * @param[in] index Index of the element 65 * 66 * @return A reference to the element of the array located at the given index. 67 */ 68 virtual T &at(size_t index) const = 0; 69 }; 70 } // namespace test 71 } // namespace arm_compute 72 #endif /* ARM_COMPUTE_TEST_IARRAYACCESSOR_H */ 73