/*************************************************************************************************/
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/*!
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* \file wsf_heap.c
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*
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* \brief Heap service.
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*
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* Copyright (c) 2009-2018 Arm Ltd. All Rights Reserved.
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*
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* Copyright (c) 2019-2020 Packetcraft, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*************************************************************************************************/
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#include "wsf_types.h"
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#include "wsf_assert.h"
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#include "wsf_cs.h"
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#include "wsf_trace.h"
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#include "wsf_buf.h"
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#include "wsf_math.h"
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#include "wsf_os.h"
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#include "wsf_heap.h"
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#include "pal_sys.h"
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/**************************************************************************************************
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Global Variables
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**************************************************************************************************/
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/*************************************************************************************************/
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/*!
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* \brief Reserve heap memory.
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*
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* \param size Number of bytes of heap memory used.
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*/
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/*************************************************************************************************/
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void WsfHeapAlloc(uint32_t size)
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{
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/* Round up to nearest multiple of 4 for word alignment */
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size = (size + 3) & ~3U;
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SystemHeapStart += size;
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SystemHeapSize -= size;
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}
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/*************************************************************************************************/
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/*!
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* \brief Get next available heap memory.
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*
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* \return Address of the start of heap memory.
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*/
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/*************************************************************************************************/
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void *WsfHeapGetFreeStartAddress(void)
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{
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return (void *)SystemHeapStart;
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}
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/*************************************************************************************************/
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/*!
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* \brief Get heap available.
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*
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* \return Number of bytes of heap memory available.
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*/
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/*************************************************************************************************/
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uint32_t WsfHeapCountAvailable(void)
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{
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return SystemHeapSize;
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}
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/*************************************************************************************************/
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/*!
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* \brief Get heap used.
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*
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* \return Number of bytes of heap memory used.
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*/
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/*************************************************************************************************/
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uint32_t WsfHeapCountUsed(void)
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{
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return 0;
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}
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