mirror of
https://github.com/Arvanaghi/CheckPlease
synced 2026-06-08 10:25:16 +00:00
Sam Brown
88 lines
2.3 KiB
Rust
88 lines
2.3 KiB
Rust
/*
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Checks if time zone is Coordinated Universal Time (UTC), Rust
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Module written by Sam Brown
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Website: https://samdb.xyz
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Twitter: @_samdb_
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A lot of the ffi definitions are yoinked from https://github.com/retep998/winapi-rs/
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*/
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use std::ffi::OsString;
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use std::os::windows::ffi::OsStringExt;
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#[allow(non_snake_case)]
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#[allow(non_camel_case_types)]
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mod ffi {
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use std::os::raw::{c_ulong, c_long, c_ushort};
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pub type WCHAR = u16;
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pub type DWORD = c_ulong;
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pub type LONG = c_long;
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pub type WORD = c_ushort;
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#[repr(C)]
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pub struct SYSTEMTIME {
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pub wYear: WORD,
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pub wMonth: WORD,
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pub wDayOfWeek: WORD,
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pub wDay: WORD,
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pub wHour: WORD,
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pub wMinute: WORD,
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pub wSecond: WORD,
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pub wMilliseconds: WORD
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}
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impl Copy for SYSTEMTIME {}
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impl Clone for SYSTEMTIME {
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#[inline]
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fn clone(&self) -> SYSTEMTIME { *self }
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}
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#[repr(C)]
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pub struct TIME_ZONE_INFORMATION {
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pub Bias: LONG,
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pub StandardName: [WCHAR; 32],
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pub StandardDate: SYSTEMTIME,
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pub StandardBias: LONG,
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pub DaylightName: [WCHAR; 32],
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pub DaylightDate: SYSTEMTIME,
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pub DaylightBias: LONG
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}
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pub type LPTIME_ZONE_INFORMATION = *mut TIME_ZONE_INFORMATION;
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#[link(name = "kernel32")]
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extern "stdcall" {
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pub fn GetTimeZoneInformation(lpTimeZoneInformation: LPTIME_ZONE_INFORMATION) -> DWORD;
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}
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pub const TIME_ZONE_ID_INVALID: DWORD = 0xFFFFFFFF;
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}
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fn main() {
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let sys_time = ffi::SYSTEMTIME{
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wYear: 0,
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wMonth: 0,
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wDayOfWeek: 0,
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wDay: 0,
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wHour: 0,
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wMinute: 0,
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wSecond: 0,
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wMilliseconds: 0
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};
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let mut time_zone = ffi::TIME_ZONE_INFORMATION {Bias: 0, StandardName: [0; 32], StandardDate:sys_time, StandardBias: 0, DaylightName: [0; 32], DaylightDate: sys_time, DaylightBias: 0};
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let res: ffi::DWORD;
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unsafe {
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res = ffi::GetTimeZoneInformation(&mut time_zone);
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}
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if res == ffi::TIME_ZONE_ID_INVALID {
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println!("Unable to retrieve time zone informaiton, exiting.");
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std::process::exit(1);
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}
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let standard_name = OsString::from_wide(&time_zone.StandardName).into_string().unwrap();
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let daylight_name = OsString::from_wide(&time_zone.DaylightName).into_string().unwrap();
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if standard_name.contains("Coordinated Universal Time") || daylight_name.contains("Coordinated Universal Time") {
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println!("The time zone is Coordinated Universal Time (UTC), do not proceed.");
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} else {
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println!("The time zone is {}. Proceed!", standard_name);
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}
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} |