110 lines
2.7 KiB
C
110 lines
2.7 KiB
C
//
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// Created by ilya on 14.02.23.
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//
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#include "AtGsm_GetTime.h"
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#include <SystemDelayInterface.h>
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#include <stdlib.h>
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#include <memory.h>
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#include "AtGsmListCurrentCalls.h"
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#include "AtCmdCommonProtected.h"
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static void parser(char *buf, struct tm *time) {
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char *dasd;
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uint32_t year;
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uint32_t month;
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uint32_t day;
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uint32_t hour;
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uint32_t min;
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uint32_t sec;
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char buf_year[2];
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buf_year[0] = buf[1];
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buf_year[1] = buf[2];
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char buf_month[2];
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buf_month[0] = buf[4];
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buf_month[1] = buf[5];
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char buf_day[2];
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buf_day[0] = buf[7];
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buf_day[1] = buf[8];
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char buf_hour[2];
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buf_hour[0] = buf[10];
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buf_hour[1] = buf[11];
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char buf_min[2];
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buf_min[0] = buf[13];
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buf_min[1] = buf[14];
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char buf_sec[2];
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buf_sec[0] = buf[16];
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buf_sec[1] = buf[17];
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year = strtol(buf_year, &dasd, 10);
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month = strtol(buf_month, &dasd, 10);
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day = strtol(buf_day, &dasd, 10);
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hour = strtol(buf_hour, &dasd, 10);
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min = strtol(buf_min, &dasd, 10);
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sec = strtol(buf_sec, &dasd, 10);
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time->tm_year = year;
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time->tm_mon = month;
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time->tm_mday = day;
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time->tm_hour = hour;
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time->tm_min = min;
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time->tm_sec = sec;
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}
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static AtCommandResult AtGsm_GetTime(tAtCmd *env, struct tm *time) {
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char buf[20];
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uint32_t timeout = 5000;
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uint32_t endMs = SystemGetMs() + timeout;
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uint32_t leftMs = timeout;
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AtCmdPrepare(env);
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AtCmdSendStatic(env, "AT+CCLK?\r\n");
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while ((AtCmdReceiveNextLine(env, leftMs) == AT_OK) && (SystemGetMs() < endMs)) {
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leftMs = endMs - SystemGetMs();
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if (AtCmdRxBeginWithStatic(env, "AT+CCLK")) {
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AtCmdRxClear(env);
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continue;
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} else if (AtCmdRxBeginWithStatic(env, "OK")) {
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AtCmdRxClear(env);
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return AT_OK;
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} else if (AtCmdRxBeginWithStatic(env, "ERROR")) {
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AtCmdRxClear(env);
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return AT_ERROR;
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} else if (AtCmdRxBeginWithStatic(env, "+CCLK: ")) {
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char *div = env->rxBuffer.data + sizeof("+CCLK:");
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for (int i = 0; i < 18; i++) {
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char *tmpadd = div + i;
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buf[i] = *tmpadd;
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}
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parser(buf, time);
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AtCmdRxClear(env);
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} else {
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AtCmdProcessUnresolvedLine(env);
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AtCmdRxClear(env);
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continue;
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}
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}
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return AT_ERROR;
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}
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AtCommandResult AtGsm_GetTimestamp(tAtCmd *env, time_t *timestamp) {
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struct tm tmValue;
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memset(&tmValue, 0, sizeof(tmValue));
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AtCommandResult res = AtGsm_GetTime(env, &tmValue);
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if (res != AT_OK) {
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return res;
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}
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tmValue.tm_mon -= 1;
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tmValue.tm_year += 100;
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*timestamp = mktime(&tmValue);
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return AT_OK;
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} |