1 | /**
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2 | * @file
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3 | * SNTP client API
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4 | */
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5 |
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6 | /*
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7 | * Copyright (c) 2007-2009 Fr辿d辿ric Bernon, Simon Goldschmidt
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8 | * All rights reserved.
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9 | *
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10 | * Redistribution and use in source and binary forms, with or without modification,
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11 | * are permitted provided that the following conditions are met:
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12 | *
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13 | * 1. Redistributions of source code must retain the above copyright notice,
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14 | * this list of conditions and the following disclaimer.
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15 | * 2. Redistributions in binary form must reproduce the above copyright notice,
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16 | * this list of conditions and the following disclaimer in the documentation
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17 | * and/or other materials provided with the distribution.
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18 | * 3. The name of the author may not be used to endorse or promote products
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19 | * derived from this software without specific prior written permission.
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20 | *
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21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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22 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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23 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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24 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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30 | * OF SUCH DAMAGE.
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31 | *
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32 | * This file is part of the lwIP TCP/IP stack.
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33 | *
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34 | * Author: Fr辿d辿ric Bernon, Simon Goldschmidt
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35 | *
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36 | */
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37 | #ifndef LWIP_HDR_APPS_SNTP_H
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38 | #define LWIP_HDR_APPS_SNTP_H
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39 |
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40 | #include "lwip/apps/sntp_opts.h"
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41 | #include "lwip/ip_addr.h"
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42 |
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43 | #ifdef __cplusplus
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44 | extern "C" {
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45 | #endif
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46 |
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47 | /* SNTP operating modes: default is to poll using unicast.
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48 | The mode has to be set before calling sntp_init(). */
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49 | #define SNTP_OPMODE_POLL 0
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50 | #define SNTP_OPMODE_LISTENONLY 1
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51 | void sntp_setoperatingmode(u8_t operating_mode);
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52 | u8_t sntp_getoperatingmode(void);
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53 |
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54 | void sntp_init(void);
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55 | void sntp_stop(void);
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56 | u8_t sntp_enabled(void);
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57 |
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58 | void sntp_setserver(u8_t idx, const ip_addr_t *addr);
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59 | const ip_addr_t* sntp_getserver(u8_t idx);
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60 |
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61 | #if SNTP_MONITOR_SERVER_REACHABILITY
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62 | u8_t sntp_getreachability(u8_t idx);
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63 | #endif /* SNTP_MONITOR_SERVER_REACHABILITY */
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64 |
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65 | #if SNTP_SERVER_DNS
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66 | void sntp_setservername(u8_t idx, const char *server);
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67 | const char *sntp_getservername(u8_t idx);
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68 | #endif /* SNTP_SERVER_DNS */
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69 |
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70 | #if SNTP_GET_SERVERS_FROM_DHCP
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71 | void sntp_servermode_dhcp(int set_servers_from_dhcp);
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72 | #else /* SNTP_GET_SERVERS_FROM_DHCP */
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73 | #define sntp_servermode_dhcp(x)
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74 | #endif /* SNTP_GET_SERVERS_FROM_DHCP */
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75 |
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76 | #ifdef __cplusplus
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77 | }
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78 | #endif
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79 |
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80 | #endif /* LWIP_HDR_APPS_SNTP_H */
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