int bbc_to_gmt(u_long *timbuf) { int i; u_long tmp; int year, month, day, hour, min, sec; read_bbc(); sec = bbc_to_decimal(1, 0); min = bbc_to_decimal(3, 2); /* * Hours are different for some reason. Makes no sense really. */ hour = ((bbc_registers[5] & 0x03) * 10) + bbc_registers[4]; day = bbc_to_decimal(8, 7); month = bbc_to_decimal(10, 9); year = bbc_to_decimal(12, 11) + 1900; range_test(hour, 0, 23); range_test(day, 1, 31); range_test(month, 1, 12); range_test(year, STARTOFTIME, 2038); /* 2038 is the end of time. */ tmp = 0; for (i = STARTOFTIME; i < year; i++) tmp += days_in_year(i); if (leapyear(year) && month > FEBRUARY) tmp++; for (i = 1; i < month; i++) tmp += days_in_month(i); tmp += (day - 1); tmp = ((tmp * 24 + hour) * 60 + min) * 60 + sec; *timbuf = tmp; return(1); }
static bool clock_to_gmt(satime_t *timbuf) { int i; satime_t tmp; int year, month, day, hour, min, sec; if (machineid == HP_425 && mmuid == MMUID_425_E) { /* 425e uses mcclock on the frodo utility chip */ while ((mc_read(MC_REGA) & MC_REGA_UIP) != 0) continue; sec = mc_read(MC_SEC); min = mc_read(MC_MIN); hour = mc_read(MC_HOUR); day = mc_read(MC_DOM); month = mc_read(MC_MONTH); year = mc_read(MC_YEAR) + 1900; } else { /* Use the traditional HIL bbc for all other models */ read_bbc(); sec = bbc_to_decimal(1, 0); min = bbc_to_decimal(3, 2); /* * Hours are different for some reason. Makes no sense really. */ hour = ((bbc_registers[5] & 0x03) * 10) + bbc_registers[4]; day = bbc_to_decimal(8, 7); month = bbc_to_decimal(10, 9); year = bbc_to_decimal(12, 11) + 1900; } if (year < POSIX_BASE_YEAR) year += 100; #ifdef CLOCK_DEBUG printf("clock todr: %u/%u/%u %u:%u:%u\n", year, month, day, hour, min, sec); #endif range_test(hour, 0, 23); range_test(day, 1, 31); range_test(month, 1, 12); tmp = 0; for (i = POSIX_BASE_YEAR; i < year; i++) tmp += days_per_year(i); if (is_leap_year(year) && month > FEBRUARY) tmp++; for (i = 1; i < month; i++) tmp += days_in_month(i); tmp += (day - 1); tmp = ((tmp * 24 + hour) * 60 + min) * 60 + sec; *timbuf = tmp; return true; }