28 lines
762 B
C++
28 lines
762 B
C++
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/*
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* ESP8266 RTC Memory Access library
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*
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* copyright: Jannik Beyerstedt | http://jannikbeyerstedt.de | code@jannikbeyerstedt.de
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* license: http://www.gnu.org/licenses/gpl-3.0.txt GPLv3 License
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*/
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#include "rtc-helpers.hpp"
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#include <ESP.h>
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#define RTC_MEMCHECK_MAGIC 0xAABBCCDD // cheap input validation by using a magic constant
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bool rtcMemoryLoad(rtcStore_t* rtcStore_ptr) {
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if (ESP.rtcUserMemoryRead(0, (uint32_t*)rtcStore_ptr, sizeof(*rtcStore_ptr))) {
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return (RTC_MEMCHECK_MAGIC == rtcStore_ptr->magic);
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}
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return false;
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}
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bool rtcMemoryStore(rtcStore_t* rtcStore_ptr) {
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rtcStore_ptr->magic = RTC_MEMCHECK_MAGIC;
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if (ESP.rtcUserMemoryWrite(0, (uint32_t*)rtcStore_ptr, sizeof(*rtcStore_ptr))) {
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return true;
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}
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return false;
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}
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