96 lines
2.4 KiB
C
96 lines
2.4 KiB
C
/*
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* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <string.h>
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#include "sdkconfig.h"
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#include "mdns_private.h"
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#include "mdns_mem_caps.h"
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#include "esp_heap_caps.h"
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#include "esp_log.h"
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#if CONFIG_MDNS_MEMORY_CUSTOM_IMPL
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#define ALLOW_WEAK __attribute__((weak))
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#else
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#define ALLOW_WEAK
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#endif
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#if CONFIG_MDNS_TASK_CREATE_FROM_SPIRAM
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#define MDNS_TASK_MEMORY_CAPS (MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT)
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#define MDNS_TASK_MEMORY_LOG "SPIRAM"
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#endif
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#if CONFIG_MDNS_TASK_CREATE_FROM_INTERNAL
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#define MDNS_TASK_MEMORY_CAPS (MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT)
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#define MDNS_TASK_MEMORY_LOG "internal RAM"
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#endif
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#if CONFIG_MDNS_MEMORY_ALLOC_SPIRAM
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#define MDNS_MEMORY_CAPS (MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT)
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#endif
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#if CONFIG_MDNS_MEMORY_ALLOC_INTERNAL
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#define MDNS_MEMORY_CAPS (MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT)
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#endif
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// Allocate memory from internal heap as default.
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#ifndef MDNS_MEMORY_CAPS
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#warning "No memory allocation method defined, using internal memory"
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#define MDNS_MEMORY_CAPS (MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT)
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#endif
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#ifndef MDNS_TASK_MEMORY_CAPS
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#define MDNS_TASK_MEMORY_CAPS (MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT)
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#define MDNS_TASK_MEMORY_LOG "internal RAM"
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#endif
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void ALLOW_WEAK *mdns_mem_malloc(size_t size)
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{
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return heap_caps_malloc(size, MDNS_MEMORY_CAPS);
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}
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void ALLOW_WEAK *mdns_mem_calloc(size_t num, size_t size)
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{
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return heap_caps_calloc(num, size, MDNS_MEMORY_CAPS);
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}
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void ALLOW_WEAK mdns_mem_free(void *ptr)
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{
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heap_caps_free(ptr);
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}
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char ALLOW_WEAK *mdns_mem_strdup(const char *s)
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{
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if (!s) {
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return NULL;
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}
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size_t len = strlen(s) + 1;
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char *copy = (char *)heap_caps_malloc(len, MDNS_MEMORY_CAPS);
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if (copy) {
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memcpy(copy, s, len);
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}
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return copy;
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}
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char ALLOW_WEAK *mdns_mem_strndup(const char *s, size_t n)
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{
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if (!s) {
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return NULL;
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}
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size_t len = strnlen(s, n);
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char *copy = (char *)heap_caps_malloc(len + 1, MDNS_MEMORY_CAPS);
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if (copy) {
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memcpy(copy, s, len);
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copy[len] = '\0';
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}
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return copy;
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}
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void ALLOW_WEAK *mdns_mem_task_malloc(size_t size)
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{
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ESP_LOGI("mdns_mem", "mDNS task will be created from %s", MDNS_TASK_MEMORY_LOG);
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return heap_caps_malloc(size, MDNS_TASK_MEMORY_CAPS);
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}
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void ALLOW_WEAK mdns_mem_task_free(void *ptr)
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{
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heap_caps_free(ptr);
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}
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