2023-11-16 18:21:56 +01:00

93 lines
3.7 KiB
C

/**
* @copyright Utilitech AS 2023
* License: Fair Source
*
*/
#include <Timezone.h>
#define JULY1970 15634800
TimeChangeRule TC_GMT = {"GMT", Last, Sun, Jan, 0, 0};
TimeChangeRule TC_WET = {"WET", Last, Sun, Oct, 2, 0};
TimeChangeRule TC_WEST = {"WEST", Last, Sun, Mar, 1, 60};
TimeChangeRule TC_CET = {"CET", Last, Sun, Oct, 3, 60};
TimeChangeRule TC_CEST = {"CEST", Last, Sun, Mar, 2, 120};
TimeChangeRule TC_EET = {"EET", Last, Sun, Oct, 4, 120};
TimeChangeRule TC_EEST = {"EEST", Last, Sun, Mar, 3, 180};
Timezone GMT = Timezone(TC_GMT);
Timezone WesterEuropean = Timezone(TC_WET, TC_WEST);
Timezone CentralEuropean = Timezone(TC_CET, TC_CEST);
Timezone EasternEuropean = Timezone(TC_EET, TC_EEST);
Timezone* resolveTimezone(char* name) {
if(strncmp_P(name, PSTR("Europe/"), 7) == 0) {
if(strncmp_P(name+7, PSTR("Amsterdam"), 9) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Athens"), 6) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Belfast"), 7) == 0)
return &WesterEuropean;
if(strncmp_P(name+7, PSTR("Berlin"), 6) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Bratislava"), 10) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Brussels"), 8) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Bucharest"), 9) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Budapest"), 8) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Copenhagen"), 10) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Dublin"), 6) == 0)
return &WesterEuropean;
if(strncmp_P(name+7, PSTR("Helsinki"), 8) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Lisbon"), 6) == 0)
return &WesterEuropean;
if(strncmp_P(name+7, PSTR("Ljubljana"), 9) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("London"), 6) == 0)
return &WesterEuropean;
if(strncmp_P(name+7, PSTR("Luxembourg"), 10) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Madrid"), 6) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Malta"), 5) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Nicosia"), 7) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Oslo"), 4) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Paris"), 5) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Podgorica"), 9) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Prague"), 6) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Riga"), 4) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Rome"), 4) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Sofia"), 5) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Stockholm"), 9) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Tallinn"), 7) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Vienna"), 6) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Vilnius"), 7) == 0)
return &EasternEuropean;
if(strncmp_P(name+7, PSTR("Warsaw"), 6) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Zagreb"), 6) == 0)
return &CentralEuropean;
if(strncmp_P(name+7, PSTR("Zurich"), 6) == 0)
return &CentralEuropean;
}
return &GMT;
}