57 lines
2 KiB
C
57 lines
2 KiB
C
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// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
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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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#include "esp_attr.h"
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#include "esp_heap_caps.h"
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#include "sdkconfig.h"
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/*
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If CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST is enabled. Prefer to allocate a chunk of memory in SPIRAM firstly.
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If failed, try to allocate it in internal memory then.
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*/
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IRAM_ATTR void *wifi_malloc( size_t size )
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{
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#if CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST
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return heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
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#else
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return malloc(size);
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#endif
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}
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/*
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If CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST is enabled. Prefer to allocate a chunk of memory in SPIRAM firstly.
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If failed, try to allocate it in internal memory then.
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*/
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IRAM_ATTR void *wifi_realloc( void *ptr, size_t size )
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{
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#if CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST
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return heap_caps_realloc_prefer(ptr, size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
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#else
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return realloc(ptr, size);
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#endif
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}
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/*
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If CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST is enabled. Prefer to allocate a chunk of memory in SPIRAM firstly.
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If failed, try to allocate it in internal memory then.
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*/
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IRAM_ATTR void *wifi_calloc( size_t n, size_t size )
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{
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#if CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST
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return heap_caps_calloc_prefer(n, size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL);
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#else
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return calloc(n, size);
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#endif
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}
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