68 lines
1.2 KiB
C++
68 lines
1.2 KiB
C++
// (C) 2018-2024 by Folkert van Heusden
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// Released under MIT license
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#if defined(ESP32)
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#include <Arduino.h>
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#endif
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#include <cstring>
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#include "memory.h"
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memory::memory(const uint32_t size): size(size)
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{
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#if defined(ESP32)
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Serial.print(F("Memory size (in bytes, decimal): "));
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Serial.println(size);
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if (psramFound()) {
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Serial.println(F("Using PSRAM"));
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m = reinterpret_cast<uint8_t *>(ps_malloc(size));
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reset();
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}
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else {
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m = reinterpret_cast<uint8_t *>(calloc(1, size));
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}
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#else
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m = reinterpret_cast<uint8_t *>(calloc(1, size));
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#endif
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}
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memory::~memory()
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{
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free(m);
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}
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void memory::reset()
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{
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memset(m, 0x00, size);
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}
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#if IS_POSIX
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json_t *memory::serialize() const
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{
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json_t *j = json_object();
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json_object_set(j, "size", json_integer(size));
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json_t *ja = json_array();
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for(size_t i=0; i<size; i++)
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json_array_append(ja, json_integer(m[i]));
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json_object_set(j, "contents", ja);
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return j;
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}
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memory *memory::deserialize(const json_t *const j)
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{
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size_t size = json_integer_value(json_object_get(j, "size"));
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memory *m = new memory(size);
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json_t *ja = json_object_get(j, "contents");
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for(size_t i=0; i<size; i++)
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m->m[i] = json_integer_value(json_array_get(ja, i));
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return m;
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}
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#endif
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