1 /* 2 * FreeRTOS Kernel V11.1.0 3 * Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. 4 * 5 * SPDX-License-Identifier: MIT 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a copy of 8 * this software and associated documentation files (the "Software"), to deal in 9 * the Software without restriction, including without limitation the rights to 10 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of 11 * the Software, and to permit persons to whom the Software is furnished to do so, 12 * subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in all 15 * copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS 19 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR 20 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 21 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 * 24 * https://www.FreeRTOS.org 25 * https://github.com/FreeRTOS 26 * 27 */ 28 29 #ifndef __SECURE_HEAP_H__ 30 #define __SECURE_HEAP_H__ 31 32 /* Standard includes. */ 33 #include <stdlib.h> 34 35 /** 36 * @brief Allocates memory from heap. 37 * 38 * @param[in] xWantedSize The size of the memory to be allocated. 39 * 40 * @return Pointer to the memory region if the allocation is successful, NULL 41 * otherwise. 42 */ 43 void * pvPortMalloc( size_t xWantedSize ); 44 45 /** 46 * @brief Frees the previously allocated memory. 47 * 48 * @param[in] pv Pointer to the memory to be freed. 49 */ 50 void vPortFree( void * pv ); 51 52 /** 53 * @brief Get the free heap size. 54 * 55 * @return Free heap size. 56 */ 57 size_t xPortGetFreeHeapSize( void ); 58 59 /** 60 * @brief Get the minimum ever free heap size. 61 * 62 * @return Minimum ever free heap size. 63 */ 64 size_t xPortGetMinimumEverFreeHeapSize( void ); 65 66 #endif /* __SECURE_HEAP_H__ */ 67
