Files
wfassoc/wfassoc/src/win32ext.rs

71 lines
2.2 KiB
Rust

//! The module contains some Windows-specific functions for file associations.
//! These functions can not be grouped as Windows concept.
//! So they are placed in there as an independent module.
/// Check whether current process has administrative privilege.
///
/// It usually means that checking whether current process is running as Administrator.
/// Return true if it is, otherwise false.
///
/// Reference: https://learn.microsoft.com/en-us/windows/win32/api/securitybaseapi/nf-securitybaseapi-checktokenmembership
pub fn has_privilege() -> bool {
use windows_sys::Win32::Foundation::HANDLE;
use windows_sys::Win32::Security::{
AllocateAndInitializeSid, CheckTokenMembership, FreeSid, PSID, SECURITY_NT_AUTHORITY,
};
use windows_sys::Win32::System::SystemServices::{
DOMAIN_ALIAS_RID_ADMINS, SECURITY_BUILTIN_DOMAIN_RID,
};
use windows_sys::core::BOOL;
let nt_authority = SECURITY_NT_AUTHORITY.clone();
let mut administrators_group: PSID = PSID::default();
let success: BOOL = unsafe {
AllocateAndInitializeSid(
&nt_authority,
2,
SECURITY_BUILTIN_DOMAIN_RID as u32,
DOMAIN_ALIAS_RID_ADMINS as u32,
0,
0,
0,
0,
0,
0,
&mut administrators_group,
)
};
if success == 0 {
panic!("Win32 AllocateAndInitializeSid() failed");
}
let mut is_member: BOOL = BOOL::default();
let success: BOOL =
unsafe { CheckTokenMembership(HANDLE::default(), administrators_group, &mut is_member) };
unsafe {
FreeSid(administrators_group);
}
if success == 0 {
panic!("Win32 CheckTokenMembership() failed");
}
is_member != 0
}
/// Notify Windows that some file associations are changed, and should refresh them.
/// This function must be called once you change any file associations.
pub fn notify_assoc_changed() -> () {
use windows_sys::Win32::UI::Shell::{SHCNE_ASSOCCHANGED, SHCNF_IDLIST, SHChangeNotify};
unsafe {
SHChangeNotify(
SHCNE_ASSOCCHANGED as i32,
SHCNF_IDLIST,
std::ptr::null(),
std::ptr::null(),
)
}
}