eunkyoung kim / SNTPClinet

SNTPClinet

Dependents:   SSD1306_smart_watch smart_watch smart_watch

SNTPClient.cpp@0:dc5f405fd011, 2015-06-29 (annotated)

Committer:
eunkyoungkim
Date:
Mon Jun 29 04:26:32 2015 +0000
Revision:
0:dc5f405fd011
Add SNTPClient

Who changed what in which revision?

UserRevisionLine numberNew contents of line
eunkyoungkim 0:dc5f405fd011 1 #include "SNTPClient.h"
eunkyoungkim 0:dc5f405fd011 2
eunkyoungkim 0:dc5f405fd011 3 #define MAX_TRY_WRITE 20
eunkyoungkim 0:dc5f405fd011 4 #define MAX_TRY_READ 10
eunkyoungkim 0:dc5f405fd011 5
eunkyoungkim 0:dc5f405fd011 6 //Debug is disabled by default
eunkyoungkim 0:dc5f405fd011 7 #ifdef _SNTP_DEBUG_
eunkyoungkim 0:dc5f405fd011 8 #define DBG(x, ...) std::printf("[SNTPClient : DBG]"x"\r\n", ##__VA_ARGS__);
eunkyoungkim 0:dc5f405fd011 9 #define WARN(x, ...) std::printf("[SNTPClient : WARN]"x"\r\n", ##__VA_ARGS__);
eunkyoungkim 0:dc5f405fd011 10 #define ERR(x, ...) std::printf("[SNTPClient : ERR]"x"\r\n", ##__VA_ARGS__);
eunkyoungkim 0:dc5f405fd011 11 #else
eunkyoungkim 0:dc5f405fd011 12 #define DBG(x, ...)
eunkyoungkim 0:dc5f405fd011 13 #define WARN(x, ...)
eunkyoungkim 0:dc5f405fd011 14 #define ERR(x, ...)
eunkyoungkim 0:dc5f405fd011 15 #endif
eunkyoungkim 0:dc5f405fd011 16
eunkyoungkim 0:dc5f405fd011 17 #define INFO(x, ...) printf("[SNTPClient : INFO]"x"\r\n", ##__VA_ARGS__);
eunkyoungkim 0:dc5f405fd011 18
eunkyoungkim 0:dc5f405fd011 19 SNTPClient::SNTPClient(char * url, uint8_t time_zone) {
eunkyoungkim 0:dc5f405fd011 20 memcpy(host, url, strlen(url));
eunkyoungkim 0:dc5f405fd011 21 host[strlen(url)] = '\0';
eunkyoungkim 0:dc5f405fd011 22 port = ntp_port;
eunkyoungkim 0:dc5f405fd011 23 socket.set_blocking(false, 3000);
eunkyoungkim 0:dc5f405fd011 24
eunkyoungkim 0:dc5f405fd011 25 tz = time_zone;
eunkyoungkim 0:dc5f405fd011 26 }
eunkyoungkim 0:dc5f405fd011 27
eunkyoungkim 0:dc5f405fd011 28 bool SNTPClient::connect() {
eunkyoungkim 0:dc5f405fd011 29 socket.init();
eunkyoungkim 0:dc5f405fd011 30 socket.bind(0);
eunkyoungkim 0:dc5f405fd011 31 if(sntp_server.set_address(host, port) < 0)
eunkyoungkim 0:dc5f405fd011 32 return false;
eunkyoungkim 0:dc5f405fd011 33
eunkyoungkim 0:dc5f405fd011 34 uint32_t ip = str_to_ip(sntp_server.get_address());
eunkyoungkim 0:dc5f405fd011 35 NTPformat.dstaddr[0] = (uint8_t)(ip >> 24);
eunkyoungkim 0:dc5f405fd011 36 NTPformat.dstaddr[1] = (uint8_t)(ip >> 16);
eunkyoungkim 0:dc5f405fd011 37 NTPformat.dstaddr[2] = (uint8_t)(ip >> 8);
eunkyoungkim 0:dc5f405fd011 38 NTPformat.dstaddr[3] = (uint8_t)(ip >> 0);
eunkyoungkim 0:dc5f405fd011 39 DBG("NTP Server: %s\r\n", sntp_server.get_address());
eunkyoungkim 0:dc5f405fd011 40
eunkyoungkim 0:dc5f405fd011 41 uint8_t Flag;
eunkyoungkim 0:dc5f405fd011 42 NTPformat.leap = 0; /* leap indicator */
eunkyoungkim 0:dc5f405fd011 43 NTPformat.version = 4; /* version number */
eunkyoungkim 0:dc5f405fd011 44 NTPformat.mode = 3; /* mode */
eunkyoungkim 0:dc5f405fd011 45 NTPformat.stratum = 0; /* stratum */
eunkyoungkim 0:dc5f405fd011 46 NTPformat.poll = 0; /* poll interval */
eunkyoungkim 0:dc5f405fd011 47 NTPformat.precision = 0; /* precision */
eunkyoungkim 0:dc5f405fd011 48 NTPformat.rootdelay = 0; /* root delay */
eunkyoungkim 0:dc5f405fd011 49 NTPformat.rootdisp = 0; /* root dispersion */
eunkyoungkim 0:dc5f405fd011 50 NTPformat.refid = 0; /* reference ID */
eunkyoungkim 0:dc5f405fd011 51 NTPformat.reftime = 0; /* reference time */
eunkyoungkim 0:dc5f405fd011 52 NTPformat.org = 0; /* origin timestamp */
eunkyoungkim 0:dc5f405fd011 53 NTPformat.rec = 0; /* receive timestamp */
eunkyoungkim 0:dc5f405fd011 54 NTPformat.xmt = 1; /* transmit timestamp */
eunkyoungkim 0:dc5f405fd011 55
eunkyoungkim 0:dc5f405fd011 56 Flag = (NTPformat.leap<<6)+(NTPformat.version<<3)+NTPformat.mode; //one byte Flag
eunkyoungkim 0:dc5f405fd011 57 memcpy(ntpmessage,(void const*)(&Flag),1);
eunkyoungkim 0:dc5f405fd011 58
eunkyoungkim 0:dc5f405fd011 59 return true;
eunkyoungkim 0:dc5f405fd011 60 }
eunkyoungkim 0:dc5f405fd011 61
eunkyoungkim 0:dc5f405fd011 62 bool SNTPClient::getTime(datetime *time) {
eunkyoungkim 0:dc5f405fd011 63 uint16_t startindex = 40; //last 8-byte of data_buf[size is 48 byte] is xmt, so the startindex should be 40
eunkyoungkim 0:dc5f405fd011 64
eunkyoungkim 0:dc5f405fd011 65 socket.sendTo(sntp_server, (char *)ntpmessage, sizeof(ntpmessage));
eunkyoungkim 0:dc5f405fd011 66
eunkyoungkim 0:dc5f405fd011 67 char in_buffer[MAX_SNTP_BUF_SIZE];
eunkyoungkim 0:dc5f405fd011 68 int n = socket.receiveFrom(sntp_server, in_buffer, sizeof(in_buffer));
eunkyoungkim 0:dc5f405fd011 69
eunkyoungkim 0:dc5f405fd011 70 if(n <= 0)
eunkyoungkim 0:dc5f405fd011 71 return false;
eunkyoungkim 0:dc5f405fd011 72
eunkyoungkim 0:dc5f405fd011 73 get_seconds_from_ntp_server((uint8_t *)in_buffer,startindex);
eunkyoungkim 0:dc5f405fd011 74
eunkyoungkim 0:dc5f405fd011 75 time->yy = Nowdatetime.yy;
eunkyoungkim 0:dc5f405fd011 76 time->mo = Nowdatetime.mo;
eunkyoungkim 0:dc5f405fd011 77 time->dd = Nowdatetime.dd;
eunkyoungkim 0:dc5f405fd011 78 time->hh = Nowdatetime.hh;
eunkyoungkim 0:dc5f405fd011 79 time->mm = Nowdatetime.mm;
eunkyoungkim 0:dc5f405fd011 80 time->ss = Nowdatetime.ss;
eunkyoungkim 0:dc5f405fd011 81
eunkyoungkim 0:dc5f405fd011 82 return true;
eunkyoungkim 0:dc5f405fd011 83 }
eunkyoungkim 0:dc5f405fd011 84
eunkyoungkim 0:dc5f405fd011 85 bool SNTPClient::close() {
eunkyoungkim 0:dc5f405fd011 86 int ret = socket.close();
eunkyoungkim 0:dc5f405fd011 87 if (ret < 0) {
eunkyoungkim 0:dc5f405fd011 88 ERR("Could not close");
eunkyoungkim 0:dc5f405fd011 89 return false;
eunkyoungkim 0:dc5f405fd011 90 }
eunkyoungkim 0:dc5f405fd011 91 return true;
eunkyoungkim 0:dc5f405fd011 92 }
eunkyoungkim 0:dc5f405fd011 93
eunkyoungkim 0:dc5f405fd011 94 char* SNTPClient::getHost() {
eunkyoungkim 0:dc5f405fd011 95 return host;
eunkyoungkim 0:dc5f405fd011 96 }
eunkyoungkim 0:dc5f405fd011 97
eunkyoungkim 0:dc5f405fd011 98 /*
eunkyoungkim 0:dc5f405fd011 99 00)UTC-12:00 Baker Island, Howland Island (both uninhabited)
eunkyoungkim 0:dc5f405fd011 100 01) UTC-11:00 American Samoa, Samoa
eunkyoungkim 0:dc5f405fd011 101 02) UTC-10:00 (Summer)French Polynesia (most), United States (Aleutian Islands, Hawaii)
eunkyoungkim 0:dc5f405fd011 102 03) UTC-09:30 Marquesas Islands
eunkyoungkim 0:dc5f405fd011 103 04) UTC-09:00 Gambier Islands;(Summer)United States (most of Alaska)
eunkyoungkim 0:dc5f405fd011 104 05) UTC-08:00 (Summer)Canada (most of British Columbia), Mexico (Baja California)
eunkyoungkim 0:dc5f405fd011 105 06) UTC-08:00 United States (California, most of Nevada, most of Oregon, Washington (state))
eunkyoungkim 0:dc5f405fd011 106 07) UTC-07:00 Mexico (Sonora), United States (Arizona); (Summer)Canada (Alberta)
eunkyoungkim 0:dc5f405fd011 107 08) UTC-07:00 Mexico (Chihuahua), United States (Colorado)
eunkyoungkim 0:dc5f405fd011 108 09) UTC-06:00 Costa Rica, El Salvador, Ecuador (Galapagos Islands), Guatemala, Honduras
eunkyoungkim 0:dc5f405fd011 109 10) UTC-06:00 Mexico (most), Nicaragua;(Summer)Canada (Manitoba, Saskatchewan), United States (Illinois, most of Texas)
eunkyoungkim 0:dc5f405fd011 110 11) UTC-05:00 Colombia, Cuba, Ecuador (continental), Haiti, Jamaica, Panama, Peru
eunkyoungkim 0:dc5f405fd011 111 12) UTC-05:00 (Summer)Canada (most of Ontario, most of Quebec)
eunkyoungkim 0:dc5f405fd011 112 13) UTC-05:00 United States (most of Florida, Georgia, Massachusetts, most of Michigan, New York, North Carolina, Ohio, Washington D.C.)
eunkyoungkim 0:dc5f405fd011 113 14) UTC-04:30 Venezuela
eunkyoungkim 0:dc5f405fd011 114 15) UTC-04:00 Bolivia, Brazil (Amazonas), Chile (continental), Dominican Republic, Canada (Nova Scotia), Paraguay,
eunkyoungkim 0:dc5f405fd011 115 16) UTC-04:00 Puerto Rico, Trinidad and Tobago
eunkyoungkim 0:dc5f405fd011 116 17) UTC-03:30 Canada (Newfoundland)
eunkyoungkim 0:dc5f405fd011 117 18) UTC-03:00 Argentina; (Summer) Brazil (Brasilia, Rio de Janeiro, Sao Paulo), most of Greenland, Uruguay
eunkyoungkim 0:dc5f405fd011 118 19) UTC-02:00 Brazil (Fernando de Noronha), South Georgia and the South Sandwich Islands
eunkyoungkim 0:dc5f405fd011 119 20) UTC-01:00 Portugal (Azores), Cape Verde
eunkyoungkim 0:dc5f405fd011 120 21) UTC&#177;00:00 Cote d'Ivoire, Faroe Islands, Ghana, Iceland, Senegal; (Summer) Ireland, Portugal (continental and Madeira)
eunkyoungkim 0:dc5f405fd011 121 22) UTC&#177;00:00 Spain (Canary Islands), Morocco, United Kingdom
eunkyoungkim 0:dc5f405fd011 122 23) UTC+01:00 Angola, Cameroon, Nigeria, Tunisia; (Summer)Albania, Algeria, Austria, Belgium, Bosnia and Herzegovina,
eunkyoungkim 0:dc5f405fd011 123 24) UTC+01:00 Spain (continental), Croatia, Czech Republic, Denmark, Germany, Hungary, Italy, Kinshasa, Kosovo,
eunkyoungkim 0:dc5f405fd011 124 25) UTC+01:00 Macedonia, France (metropolitan), the Netherlands, Norway, Poland, Serbia, Slovakia, Slovenia, Sweden, Switzerland
eunkyoungkim 0:dc5f405fd011 125 26) UTC+02:00 Libya, Egypt, Malawi, Mozambique, South Africa, Zambia, Zimbabwe, (Summer)Bulgaria, Cyprus, Estonia,
eunkyoungkim 0:dc5f405fd011 126 27) UTC+02:00 Finland, Greece, Israel, Jordan, Latvia, Lebanon, Lithuania, Moldova, Palestine, Romania, Syria, Turkey, Ukraine
eunkyoungkim 0:dc5f405fd011 127 28) UTC+03:00 Belarus, Djibouti, Eritrea, Ethiopia, Iraq, Kenya, Madagascar, Russia (Kaliningrad Oblast), Saudi Arabia,
eunkyoungkim 0:dc5f405fd011 128 29) UTC+03:00 South Sudan, Sudan, Somalia, South Sudan, Tanzania, Uganda, Yemen
eunkyoungkim 0:dc5f405fd011 129 30) UTC+03:30 (Summer)Iran
eunkyoungkim 0:dc5f405fd011 130 31) UTC+04:00 Armenia, Azerbaijan, Georgia, Mauritius, Oman, Russia (European), Seychelles, United Arab Emirates
eunkyoungkim 0:dc5f405fd011 131 32) UTC+04:30 Afghanistan
eunkyoungkim 0:dc5f405fd011 132 33) UTC+05:00 Kazakhstan (West), Maldives, Pakistan, Uzbekistan
eunkyoungkim 0:dc5f405fd011 133 34) UTC+05:30 India, Sri Lanka
eunkyoungkim 0:dc5f405fd011 134 35) UTC+05:45 Nepal
eunkyoungkim 0:dc5f405fd011 135 36) UTC+06:00 Kazakhstan (most), Bangladesh, Russia (Ural: Sverdlovsk Oblast, Chelyabinsk Oblast)
eunkyoungkim 0:dc5f405fd011 136 37) UTC+06:30 Cocos Islands, Myanmar
eunkyoungkim 0:dc5f405fd011 137 38) UTC+07:00 Jakarta, Russia (Novosibirsk Oblast), Thailand, Vietnam
eunkyoungkim 0:dc5f405fd011 138 39) UTC+08:00 China, Hong Kong, Russia (Krasnoyarsk Krai), Malaysia, Philippines, Singapore, Taiwan, most of Mongolia, Western Australia
eunkyoungkim 0:dc5f405fd011 139 40) UTC+09:00 Korea, East Timor, Russia (Irkutsk Oblast), Japan
eunkyoungkim 0:dc5f405fd011 140 41) UTC+09:30 Australia (Northern Territory);(Summer)Australia (South Australia))
eunkyoungkim 0:dc5f405fd011 141 42) UTC+10:00 Russia (Zabaykalsky Krai); (Summer)Australia (New South Wales, Queensland, Tasmania, Victoria)
eunkyoungkim 0:dc5f405fd011 142 43) UTC+10:30 Lord Howe Island
eunkyoungkim 0:dc5f405fd011 143 44) UTC+11:00 New Caledonia, Russia (Primorsky Krai), Solomon Islands
eunkyoungkim 0:dc5f405fd011 144 45) UTC+11:30 Norfolk Island
eunkyoungkim 0:dc5f405fd011 145 46) UTC+12:00 Fiji, Russia (Kamchatka Krai);(Summer)New Zealand
eunkyoungkim 0:dc5f405fd011 146 47) UTC+12:45 (Summer)New Zealand
eunkyoungkim 0:dc5f405fd011 147 48) UTC+13:00 Tonga
eunkyoungkim 0:dc5f405fd011 148 49) UTC+14:00 Kiribati (Line Islands)
eunkyoungkim 0:dc5f405fd011 149 */
eunkyoungkim 0:dc5f405fd011 150 void SNTPClient::get_seconds_from_ntp_server(uint8_t *buf, uint16_t idx)
eunkyoungkim 0:dc5f405fd011 151 {
eunkyoungkim 0:dc5f405fd011 152 tstamp seconds = 0;
eunkyoungkim 0:dc5f405fd011 153 uint8_t i=0;
eunkyoungkim 0:dc5f405fd011 154 for (i = 0; i < 4; i++)
eunkyoungkim 0:dc5f405fd011 155 {
eunkyoungkim 0:dc5f405fd011 156 seconds = (seconds << 8) | buf[idx + i];
eunkyoungkim 0:dc5f405fd011 157 }
eunkyoungkim 0:dc5f405fd011 158 switch (tz) // Time Zone
eunkyoungkim 0:dc5f405fd011 159 {
eunkyoungkim 0:dc5f405fd011 160 case 0:
eunkyoungkim 0:dc5f405fd011 161 seconds -= 12*3600;
eunkyoungkim 0:dc5f405fd011 162 break;
eunkyoungkim 0:dc5f405fd011 163 case 1:
eunkyoungkim 0:dc5f405fd011 164 seconds -= 11*3600;
eunkyoungkim 0:dc5f405fd011 165 break;
eunkyoungkim 0:dc5f405fd011 166 case 2:
eunkyoungkim 0:dc5f405fd011 167 seconds -= 10*3600;
eunkyoungkim 0:dc5f405fd011 168 break;
eunkyoungkim 0:dc5f405fd011 169 case 3:
eunkyoungkim 0:dc5f405fd011 170 seconds -= (9*3600+30*60);
eunkyoungkim 0:dc5f405fd011 171 break;
eunkyoungkim 0:dc5f405fd011 172 case 4:
eunkyoungkim 0:dc5f405fd011 173 seconds -= 9*3600;
eunkyoungkim 0:dc5f405fd011 174 break;
eunkyoungkim 0:dc5f405fd011 175 case 5:
eunkyoungkim 0:dc5f405fd011 176 case 6:
eunkyoungkim 0:dc5f405fd011 177 seconds -= 8*3600;
eunkyoungkim 0:dc5f405fd011 178 break;
eunkyoungkim 0:dc5f405fd011 179 case 7:
eunkyoungkim 0:dc5f405fd011 180 case 8:
eunkyoungkim 0:dc5f405fd011 181 seconds -= 7*3600;
eunkyoungkim 0:dc5f405fd011 182 break;
eunkyoungkim 0:dc5f405fd011 183 case 9:
eunkyoungkim 0:dc5f405fd011 184 case 10:
eunkyoungkim 0:dc5f405fd011 185 seconds -= 6*3600;
eunkyoungkim 0:dc5f405fd011 186 break;
eunkyoungkim 0:dc5f405fd011 187 case 11:
eunkyoungkim 0:dc5f405fd011 188 case 12:
eunkyoungkim 0:dc5f405fd011 189 case 13:
eunkyoungkim 0:dc5f405fd011 190 seconds -= 5*3600;
eunkyoungkim 0:dc5f405fd011 191 break;
eunkyoungkim 0:dc5f405fd011 192 case 14:
eunkyoungkim 0:dc5f405fd011 193 seconds -= (4*3600+30*60);
eunkyoungkim 0:dc5f405fd011 194 break;
eunkyoungkim 0:dc5f405fd011 195 case 15:
eunkyoungkim 0:dc5f405fd011 196 case 16:
eunkyoungkim 0:dc5f405fd011 197 seconds -= 4*3600;
eunkyoungkim 0:dc5f405fd011 198 break;
eunkyoungkim 0:dc5f405fd011 199 case 17:
eunkyoungkim 0:dc5f405fd011 200 seconds -= (3*3600+30*60);
eunkyoungkim 0:dc5f405fd011 201 break;
eunkyoungkim 0:dc5f405fd011 202 case 18:
eunkyoungkim 0:dc5f405fd011 203 seconds -= 3*3600;
eunkyoungkim 0:dc5f405fd011 204 break;
eunkyoungkim 0:dc5f405fd011 205 case 19:
eunkyoungkim 0:dc5f405fd011 206 seconds -= 2*3600;
eunkyoungkim 0:dc5f405fd011 207 break;
eunkyoungkim 0:dc5f405fd011 208 case 20:
eunkyoungkim 0:dc5f405fd011 209 seconds -= 1*3600;
eunkyoungkim 0:dc5f405fd011 210 break;
eunkyoungkim 0:dc5f405fd011 211 case 21: //？
eunkyoungkim 0:dc5f405fd011 212 case 22:
eunkyoungkim 0:dc5f405fd011 213 break;
eunkyoungkim 0:dc5f405fd011 214 case 23:
eunkyoungkim 0:dc5f405fd011 215 case 24:
eunkyoungkim 0:dc5f405fd011 216 case 25:
eunkyoungkim 0:dc5f405fd011 217 seconds += 1*3600;
eunkyoungkim 0:dc5f405fd011 218 break;
eunkyoungkim 0:dc5f405fd011 219 case 26:
eunkyoungkim 0:dc5f405fd011 220 case 27:
eunkyoungkim 0:dc5f405fd011 221 seconds += 2*3600;
eunkyoungkim 0:dc5f405fd011 222 break;
eunkyoungkim 0:dc5f405fd011 223 case 28:
eunkyoungkim 0:dc5f405fd011 224 case 29:
eunkyoungkim 0:dc5f405fd011 225 seconds += 3*3600;
eunkyoungkim 0:dc5f405fd011 226 break;
eunkyoungkim 0:dc5f405fd011 227 case 30:
eunkyoungkim 0:dc5f405fd011 228 seconds += (3*3600+30*60);
eunkyoungkim 0:dc5f405fd011 229 break;
eunkyoungkim 0:dc5f405fd011 230 case 31:
eunkyoungkim 0:dc5f405fd011 231 seconds += 4*3600;
eunkyoungkim 0:dc5f405fd011 232 break;
eunkyoungkim 0:dc5f405fd011 233 case 32:
eunkyoungkim 0:dc5f405fd011 234 seconds += (4*3600+30*60);
eunkyoungkim 0:dc5f405fd011 235 break;
eunkyoungkim 0:dc5f405fd011 236 case 33:
eunkyoungkim 0:dc5f405fd011 237 seconds += 5*3600;
eunkyoungkim 0:dc5f405fd011 238 break;
eunkyoungkim 0:dc5f405fd011 239 case 34:
eunkyoungkim 0:dc5f405fd011 240 seconds += (5*3600+30*60);
eunkyoungkim 0:dc5f405fd011 241 break;
eunkyoungkim 0:dc5f405fd011 242 case 35:
eunkyoungkim 0:dc5f405fd011 243 seconds += (5*3600+45*60);
eunkyoungkim 0:dc5f405fd011 244 break;
eunkyoungkim 0:dc5f405fd011 245 case 36:
eunkyoungkim 0:dc5f405fd011 246 seconds += 6*3600;
eunkyoungkim 0:dc5f405fd011 247 break;
eunkyoungkim 0:dc5f405fd011 248 case 37:
eunkyoungkim 0:dc5f405fd011 249 seconds += (6*3600+30*60);
eunkyoungkim 0:dc5f405fd011 250 break;
eunkyoungkim 0:dc5f405fd011 251 case 38:
eunkyoungkim 0:dc5f405fd011 252 seconds += 7*3600;
eunkyoungkim 0:dc5f405fd011 253 break;
eunkyoungkim 0:dc5f405fd011 254 case 39:
eunkyoungkim 0:dc5f405fd011 255 seconds += 8*3600;
eunkyoungkim 0:dc5f405fd011 256 break;
eunkyoungkim 0:dc5f405fd011 257 case 40:
eunkyoungkim 0:dc5f405fd011 258 seconds += 9*3600;
eunkyoungkim 0:dc5f405fd011 259 break;
eunkyoungkim 0:dc5f405fd011 260 case 41:
eunkyoungkim 0:dc5f405fd011 261 seconds += (9*3600+30*60);
eunkyoungkim 0:dc5f405fd011 262 break;
eunkyoungkim 0:dc5f405fd011 263 case 42:
eunkyoungkim 0:dc5f405fd011 264 seconds += 10*3600;
eunkyoungkim 0:dc5f405fd011 265 break;
eunkyoungkim 0:dc5f405fd011 266 case 43:
eunkyoungkim 0:dc5f405fd011 267 seconds += (10*3600+30*60);
eunkyoungkim 0:dc5f405fd011 268 break;
eunkyoungkim 0:dc5f405fd011 269 case 44:
eunkyoungkim 0:dc5f405fd011 270 seconds += 11*3600;
eunkyoungkim 0:dc5f405fd011 271 break;
eunkyoungkim 0:dc5f405fd011 272 case 45:
eunkyoungkim 0:dc5f405fd011 273 seconds += (11*3600+30*60);
eunkyoungkim 0:dc5f405fd011 274 break;
eunkyoungkim 0:dc5f405fd011 275 case 46:
eunkyoungkim 0:dc5f405fd011 276 seconds += 12*3600;
eunkyoungkim 0:dc5f405fd011 277 break;
eunkyoungkim 0:dc5f405fd011 278 case 47:
eunkyoungkim 0:dc5f405fd011 279 seconds += (12*3600+45*60);
eunkyoungkim 0:dc5f405fd011 280 break;
eunkyoungkim 0:dc5f405fd011 281 case 48:
eunkyoungkim 0:dc5f405fd011 282 seconds += 13*3600;
eunkyoungkim 0:dc5f405fd011 283 break;
eunkyoungkim 0:dc5f405fd011 284 case 49:
eunkyoungkim 0:dc5f405fd011 285 seconds += 14*3600;
eunkyoungkim 0:dc5f405fd011 286 break;
eunkyoungkim 0:dc5f405fd011 287
eunkyoungkim 0:dc5f405fd011 288 }
eunkyoungkim 0:dc5f405fd011 289
eunkyoungkim 0:dc5f405fd011 290 //calculation for date
eunkyoungkim 0:dc5f405fd011 291 calcdatetime(seconds);
eunkyoungkim 0:dc5f405fd011 292 }
eunkyoungkim 0:dc5f405fd011 293
eunkyoungkim 0:dc5f405fd011 294 void SNTPClient::calcdatetime(tstamp seconds)
eunkyoungkim 0:dc5f405fd011 295 {
eunkyoungkim 0:dc5f405fd011 296 uint8_t yf=0;
eunkyoungkim 0:dc5f405fd011 297 tstamp n=0,d=0,total_d=0,rz=0;
eunkyoungkim 0:dc5f405fd011 298 uint16_t y=0,r=0,yr=0;
eunkyoungkim 0:dc5f405fd011 299 signed long long yd=0;
eunkyoungkim 0:dc5f405fd011 300
eunkyoungkim 0:dc5f405fd011 301 n = seconds;
eunkyoungkim 0:dc5f405fd011 302 total_d = seconds/(SECS_PERDAY);
eunkyoungkim 0:dc5f405fd011 303 d=0;
eunkyoungkim 0:dc5f405fd011 304 uint32_t p_year_total_sec=SECS_PERDAY*365;
eunkyoungkim 0:dc5f405fd011 305 uint32_t r_year_total_sec=SECS_PERDAY*366;
eunkyoungkim 0:dc5f405fd011 306 while(n>=p_year_total_sec)
eunkyoungkim 0:dc5f405fd011 307 {
eunkyoungkim 0:dc5f405fd011 308 if((EPOCH+r)%400==0 || ((EPOCH+r)%100!=0 && (EPOCH+r)%4==0))
eunkyoungkim 0:dc5f405fd011 309 {
eunkyoungkim 0:dc5f405fd011 310 n = n -(r_year_total_sec);
eunkyoungkim 0:dc5f405fd011 311 d = d + 366;
eunkyoungkim 0:dc5f405fd011 312 }
eunkyoungkim 0:dc5f405fd011 313 else
eunkyoungkim 0:dc5f405fd011 314 {
eunkyoungkim 0:dc5f405fd011 315 n = n - (p_year_total_sec);
eunkyoungkim 0:dc5f405fd011 316 d = d + 365;
eunkyoungkim 0:dc5f405fd011 317 }
eunkyoungkim 0:dc5f405fd011 318 r+=1;
eunkyoungkim 0:dc5f405fd011 319 y+=1;
eunkyoungkim 0:dc5f405fd011 320
eunkyoungkim 0:dc5f405fd011 321 }
eunkyoungkim 0:dc5f405fd011 322
eunkyoungkim 0:dc5f405fd011 323 y += EPOCH;
eunkyoungkim 0:dc5f405fd011 324
eunkyoungkim 0:dc5f405fd011 325 Nowdatetime.yy = y;
eunkyoungkim 0:dc5f405fd011 326
eunkyoungkim 0:dc5f405fd011 327 yd=0;
eunkyoungkim 0:dc5f405fd011 328 yd = total_d - d;
eunkyoungkim 0:dc5f405fd011 329
eunkyoungkim 0:dc5f405fd011 330 yf=1;
eunkyoungkim 0:dc5f405fd011 331 while(yd>=28)
eunkyoungkim 0:dc5f405fd011 332 {
eunkyoungkim 0:dc5f405fd011 333
eunkyoungkim 0:dc5f405fd011 334 if(yf==1 || yf==3 || yf==5 || yf==7 || yf==8 || yf==10 || yf==12)
eunkyoungkim 0:dc5f405fd011 335 {
eunkyoungkim 0:dc5f405fd011 336 yd -= 31;
eunkyoungkim 0:dc5f405fd011 337 if(yd<0)break;
eunkyoungkim 0:dc5f405fd011 338 rz += 31;
eunkyoungkim 0:dc5f405fd011 339 }
eunkyoungkim 0:dc5f405fd011 340
eunkyoungkim 0:dc5f405fd011 341 if (yf==2)
eunkyoungkim 0:dc5f405fd011 342 {
eunkyoungkim 0:dc5f405fd011 343 if (y%400==0 || (y%100!=0 && y%4==0))
eunkyoungkim 0:dc5f405fd011 344 {
eunkyoungkim 0:dc5f405fd011 345 yd -= 29;
eunkyoungkim 0:dc5f405fd011 346 if(yd<0)break;
eunkyoungkim 0:dc5f405fd011 347 rz += 29;
eunkyoungkim 0:dc5f405fd011 348 }
eunkyoungkim 0:dc5f405fd011 349 else
eunkyoungkim 0:dc5f405fd011 350 {
eunkyoungkim 0:dc5f405fd011 351 yd -= 28;
eunkyoungkim 0:dc5f405fd011 352 if(yd<0)break;
eunkyoungkim 0:dc5f405fd011 353 rz += 28;
eunkyoungkim 0:dc5f405fd011 354 }
eunkyoungkim 0:dc5f405fd011 355 }
eunkyoungkim 0:dc5f405fd011 356 if(yf==4 || yf==6 || yf==9 || yf==11 )
eunkyoungkim 0:dc5f405fd011 357 {
eunkyoungkim 0:dc5f405fd011 358 yd -= 30;
eunkyoungkim 0:dc5f405fd011 359 if(yd<0)break;
eunkyoungkim 0:dc5f405fd011 360 rz += 30;
eunkyoungkim 0:dc5f405fd011 361 }
eunkyoungkim 0:dc5f405fd011 362 yf += 1;
eunkyoungkim 0:dc5f405fd011 363
eunkyoungkim 0:dc5f405fd011 364 }
eunkyoungkim 0:dc5f405fd011 365 Nowdatetime.mo=yf;
eunkyoungkim 0:dc5f405fd011 366 yr = total_d-d-rz;
eunkyoungkim 0:dc5f405fd011 367
eunkyoungkim 0:dc5f405fd011 368 yr += 1;
eunkyoungkim 0:dc5f405fd011 369
eunkyoungkim 0:dc5f405fd011 370 Nowdatetime.dd=yr;
eunkyoungkim 0:dc5f405fd011 371
eunkyoungkim 0:dc5f405fd011 372 //calculation for time
eunkyoungkim 0:dc5f405fd011 373 seconds = seconds%SECS_PERDAY;
eunkyoungkim 0:dc5f405fd011 374 Nowdatetime.hh = seconds/3600;
eunkyoungkim 0:dc5f405fd011 375 Nowdatetime.mm = (seconds%3600)/60;
eunkyoungkim 0:dc5f405fd011 376 Nowdatetime.ss = (seconds%3600)%60;
eunkyoungkim 0:dc5f405fd011 377
eunkyoungkim 0:dc5f405fd011 378 }
eunkyoungkim 0:dc5f405fd011 379
eunkyoungkim 0:dc5f405fd011 380 tstamp SNTPClient::changedatetime_to_seconds(void)
eunkyoungkim 0:dc5f405fd011 381 {
eunkyoungkim 0:dc5f405fd011 382 tstamp seconds=0;
eunkyoungkim 0:dc5f405fd011 383 uint32_t total_day=0;
eunkyoungkim 0:dc5f405fd011 384 uint16_t i=0,run_year_cnt=0,l=0;
eunkyoungkim 0:dc5f405fd011 385
eunkyoungkim 0:dc5f405fd011 386 l = Nowdatetime.yy;//low
eunkyoungkim 0:dc5f405fd011 387
eunkyoungkim 0:dc5f405fd011 388
eunkyoungkim 0:dc5f405fd011 389 for(i=EPOCH;i<l;i++)
eunkyoungkim 0:dc5f405fd011 390 {
eunkyoungkim 0:dc5f405fd011 391 if((i%400==0) || ((i%100!=0) && (i%4==0)))
eunkyoungkim 0:dc5f405fd011 392 {
eunkyoungkim 0:dc5f405fd011 393 run_year_cnt += 1;
eunkyoungkim 0:dc5f405fd011 394 }
eunkyoungkim 0:dc5f405fd011 395 }
eunkyoungkim 0:dc5f405fd011 396
eunkyoungkim 0:dc5f405fd011 397 total_day=(l-EPOCH-run_year_cnt)*365+run_year_cnt*366;
eunkyoungkim 0:dc5f405fd011 398
eunkyoungkim 0:dc5f405fd011 399 for(i=1;i<=Nowdatetime.mo;i++)
eunkyoungkim 0:dc5f405fd011 400 {
eunkyoungkim 0:dc5f405fd011 401 if(i==5 || i==7 || i==10 || i==12)
eunkyoungkim 0:dc5f405fd011 402 {
eunkyoungkim 0:dc5f405fd011 403 total_day += 30;
eunkyoungkim 0:dc5f405fd011 404 }
eunkyoungkim 0:dc5f405fd011 405 if (i==3)
eunkyoungkim 0:dc5f405fd011 406 {
eunkyoungkim 0:dc5f405fd011 407 if (l%400==0 && l%100!=0 && l%4==0)
eunkyoungkim 0:dc5f405fd011 408 {
eunkyoungkim 0:dc5f405fd011 409 total_day += 29;
eunkyoungkim 0:dc5f405fd011 410 }
eunkyoungkim 0:dc5f405fd011 411 else
eunkyoungkim 0:dc5f405fd011 412 {
eunkyoungkim 0:dc5f405fd011 413 total_day += 28;
eunkyoungkim 0:dc5f405fd011 414 }
eunkyoungkim 0:dc5f405fd011 415 }
eunkyoungkim 0:dc5f405fd011 416 if(i==2 || i==4 || i==6 || i==8 || i==9 || i==11)
eunkyoungkim 0:dc5f405fd011 417 {
eunkyoungkim 0:dc5f405fd011 418 total_day += 31;
eunkyoungkim 0:dc5f405fd011 419 }
eunkyoungkim 0:dc5f405fd011 420 }
eunkyoungkim 0:dc5f405fd011 421
eunkyoungkim 0:dc5f405fd011 422 seconds = (total_day+Nowdatetime.dd-1)*24*3600;
eunkyoungkim 0:dc5f405fd011 423 seconds += Nowdatetime.ss;//seconds
eunkyoungkim 0:dc5f405fd011 424 seconds += Nowdatetime.mm*60;//minute
eunkyoungkim 0:dc5f405fd011 425 seconds += Nowdatetime.hh*3600;//hour
eunkyoungkim 0:dc5f405fd011 426
eunkyoungkim 0:dc5f405fd011 427 return seconds;
eunkyoungkim 0:dc5f405fd011 428 }