1 | /* |
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2 | * sys_ftime: get current time |
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3 | * |
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4 | * Copyright (c) 2015 UPMC Sorbonne Universites |
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5 | * |
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6 | * This file is part of ALMOS-kernel. |
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7 | * |
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8 | * ALMOS-kernel is free software; you can redistribute it and/or modify it |
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9 | * under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; version 2.0 of the License. |
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11 | * |
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12 | * ALMOS-kernel is distributed in the hope that it will be useful, but |
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13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with ALMOS-kernel; if not, write to the Free Software Foundation, |
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19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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20 | */ |
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21 | |
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22 | #include <cpu.h> |
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23 | #include <thread.h> |
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24 | #include <time.h> |
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25 | |
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26 | int sys_ftime(struct timeb *utime) |
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27 | { |
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28 | error_t err; |
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29 | uint_t tm_now; |
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30 | struct timeb time; |
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31 | |
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32 | if((utime == NULL) || NOT_IN_USPACE((uint_t)utime)) |
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33 | { |
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34 | err = EINVAL; |
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35 | goto fail_inval; |
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36 | } |
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37 | |
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38 | tm_now = cpu_get_ms(current_cpu); |
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39 | time.time = tm_now/1000; |
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40 | time.millitm = tm_now%1000; |
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41 | time.timezone = 120; //GMT+2 |
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42 | time.time = 1; //summer time |
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43 | |
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44 | err = cpu_copy_to_uspace(utime, &time, sizeof(time)); |
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45 | |
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46 | fail_inval: |
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47 | current_thread->info.errno = err; |
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48 | return err; |
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49 | } |
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