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+/**
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+ * Marlin 3D Printer Firmware
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+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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+ *
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+ * Based on Sprinter and grbl.
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+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
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+ *
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+ * This program is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation, either version 3 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
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+ *
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+ */
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+
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+#ifndef __TIMESTAMP_T__
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+#define __TIMESTAMP_T__
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+
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+struct timestamp_t {
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+ /**
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+ * @brief Number of seconds
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+ */
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+ uint32_t timestamp;
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+
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+ /**
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+ * @brief Date time blank constructor
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+ */
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+ timestamp_t()
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+ : timestamp_t(0) {};
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+
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+ /**
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+ * @brief Date time constructor
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+ * @details Initializes the timestamp_t structure based on a number of seconds
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+ *
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+ * @param seconds The number of seconds
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+ */
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+ timestamp_t(uint32_t const &seconds) {
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+ this->timestamp = seconds;
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+ }
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+
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+ /**
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+ * @brief Formats the date as number of years
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+ * @return The number of years
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+ */
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+ inline uint8_t year() const {
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+ return this->day() / 365;
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+ }
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+
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+ /**
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+ * @brief Formats the date as number of days
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+ * @return The number of days
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+ */
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+ inline uint16_t day() const {
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+ return this->hour() / 24;
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+ }
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+
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+ /**
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+ * @brief Formats the date as number of hours
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+ * @return The number of hours
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+ */
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+ inline uint32_t hour() const {
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+ return this->minute() / 60;
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+ }
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+
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+ /**
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+ * @brief Formats the date as number of minutes
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+ * @return The number of minutes
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+ */
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+ inline uint32_t minute() const {
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+ return this->second() / 60;
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+ }
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+
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+ /**
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+ * @brief Formats the date as number of seconds
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+ * @return The number of seconds
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+ */
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+ inline uint32_t second() const {
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+ return this->timestamp;
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+ }
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+
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+ /**
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+ * @brief Formats the date as a string
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+ * @details Returns the timestamp formated as a string
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+ *
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+ * @param buffer The array pointed to must be able to accommodate 21 bytes
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+ *
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+ * String output examples:
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+ * 123456789012345678901 (strlen)
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+ * 135y 364d 23h 59m 59s
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+ * 364d 23h 59m 59s
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+ * 23h 59m 59s
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+ * 59m 59s
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+ * 59s
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+ *
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+ */
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+ void toString(char *buffer) const {
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+ int y = this->year(),
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+ d = this->day() % 365,
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+ h = this->hour() % 24,
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+ m = this->minute() % 60,
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+ s = this->second() % 60;
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+
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+ if (y) sprintf_P(buffer, PSTR("%iy %id %ih %im %is"), y, d, h, m, s);
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+ else if (d) sprintf_P(buffer, PSTR("%id %ih %im %is"), d, h, m, s);
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+ else if (h) sprintf_P(buffer, PSTR("%ih %im %is"), h, m, s);
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+ else if (m) sprintf_P(buffer, PSTR("%im %is"), m, s);
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+ else sprintf_P(buffer, PSTR("%is"), s);
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+ }
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+};
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+
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+#endif // __TIMESTAMP_T__
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