1 | /* |
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2 | * Clock Manager - rtems_clock_get_tod |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2007. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.com/license/LICENSE. |
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10 | */ |
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11 | |
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12 | #if HAVE_CONFIG_H |
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13 | #include "config.h" |
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14 | #endif |
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15 | |
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16 | #include <rtems/system.h> |
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17 | #include <rtems/config.h> |
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18 | #include <rtems/rtems/status.h> |
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19 | #include <rtems/rtems/clock.h> |
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20 | #include <rtems/score/isr.h> |
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21 | #include <rtems/score/thread.h> |
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22 | #include <rtems/score/tod.h> |
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23 | #include <rtems/score/watchdog.h> |
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24 | |
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25 | rtems_status_code rtems_clock_get_tod( |
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26 | rtems_time_of_day *time_buffer |
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27 | ) |
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28 | { |
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29 | rtems_time_of_day *tmbuf = time_buffer; |
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30 | struct tm time; |
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31 | struct timeval now; |
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32 | |
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33 | if ( !time_buffer ) |
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34 | return RTEMS_INVALID_ADDRESS; |
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35 | |
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36 | if ( !_TOD_Is_set ) |
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37 | return RTEMS_NOT_DEFINED; |
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38 | |
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39 | /* Obtain the current time */ |
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40 | _TOD_Get_timeval( &now ); |
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41 | |
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42 | /* Split it into a closer format */ |
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43 | gmtime_r( &now.tv_sec, &time ); |
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44 | |
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45 | /* Now adjust it to the RTEMS format */ |
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46 | tmbuf->year = time.tm_year + 1900; |
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47 | tmbuf->month = time.tm_mon + 1; |
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48 | tmbuf->day = time.tm_mday; |
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49 | tmbuf->hour = time.tm_hour; |
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50 | tmbuf->minute = time.tm_min; |
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51 | tmbuf->second = time.tm_sec; |
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52 | tmbuf->ticks = now.tv_usec / |
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53 | rtems_configuration_get_microseconds_per_tick(); |
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54 | |
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55 | return RTEMS_SUCCESSFUL; |
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56 | } |
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