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39 lines
832 B
39 lines
832 B
#include "sn.h"
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/*******************************************************************************
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* EXTERN *
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*******************************************************************************/
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static sn_t m_sn;
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sn_t* xs_device_info_get() { //
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sn_t* info = (sn_t*)DEVICE_INFO_START_ADD;
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m_sn = *info;
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if (m_sn.year == 255) {
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m_sn.year = 0;
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}
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if (m_sn.weak == 255) {
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m_sn.weak = 0;
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}
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if (m_sn.index == 65535) {
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m_sn.index = 0;
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}
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return &m_sn;
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}
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const char* sn_get_str() {
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sn_t* info = xs_device_info_get();
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static char sn_str[32];
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sprintf(sn_str, "%s%02d%02d%04d", "SN", info->year, info->weak, info->index);
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return sn_str;
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}
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