[457] | 1 | /*
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| 2 | * Redistribution and use in source and binary forms, with or without modification,
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| 3 | * are permitted provided that the following conditions are met:
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| 4 | *
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| 5 | * 1. Redistributions of source code must retain the above copyright notice,
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| 6 | * this list of conditions and the following disclaimer.
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| 7 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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| 8 | * this list of conditions and the following disclaimer in the documentation
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| 9 | * and/or other materials provided with the distribution.
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| 10 | * 3. The name of the author may not be used to endorse or promote products
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| 11 | * derived from this software without specific prior written permission.
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| 12 | *
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| 13 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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| 14 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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| 15 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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| 16 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 17 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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| 18 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| 19 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| 20 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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| 21 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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| 22 | * OF SUCH DAMAGE.
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| 23 | *
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| 24 | * This file is part of the lwIP TCP/IP stack.
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| 25 | *
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| 26 | * Author: Dirk Ziegelmeier <dziegel@gmx.de>
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| 27 | *
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| 28 | */
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| 29 |
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| 30 | #include <time.h>
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| 31 |
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| 32 | #include "lwip/opt.h"
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| 33 | #include "lwip/apps/sntp.h"
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| 34 | #include "sntp_example.h"
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| 35 | #include "lwip/netif.h"
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| 36 |
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| 37 | void
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| 38 | sntp_set_system_time(u32_t sec)
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| 39 | {
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| 40 | char buf[32];
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| 41 | struct tm current_time_val;
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| 42 | time_t current_time = (time_t)sec;
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| 43 |
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| 44 | #ifdef _MSC_VER
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| 45 | localtime_s(¤t_time_val, ¤t_time);
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| 46 | #else
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| 47 | localtime_r(¤t_time, ¤t_time_val);
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| 48 | #endif
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| 49 |
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| 50 | strftime(buf, sizeof(buf), "%d.%m.%Y %H:%M:%S", ¤t_time_val);
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| 51 | printf("SNTP time: %s\n", buf);
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| 52 | }
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| 53 |
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| 54 | void
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| 55 | sntp_example_init(void)
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| 56 | {
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| 57 | sntp_setoperatingmode(SNTP_OPMODE_POLL);
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| 58 | #if LWIP_DHCP
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| 59 | sntp_servermode_dhcp(1); /* get SNTP server via DHCP */
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| 60 | #else /* LWIP_DHCP */
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| 61 | #if LWIP_IPV4
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| 62 | sntp_setserver(0, netif_ip_gw4(netif_default));
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| 63 | #endif /* LWIP_IPV4 */
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| 64 | #endif /* LWIP_DHCP */
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| 65 | sntp_init();
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| 66 | }
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