将tchar数组打印为unicode字符串rust winapi

[dependencies]
winapi = "0.3"

use winapi::um::winnt::LPWSTR;
use winapi::um::winbase::MultiByteToWideChar;
use winapi::um::winnls::CP_UTF8;
use std::ffi::CString;
use std::ptr;

fn print_tchar_as_unicode(tchar_array: &[i8]) {
    // 将tchar数组转换为UTF-8字符串
    let c_string = unsafe { CString::from_raw(tchar_array.as_ptr() as *mut i8) };
    let utf8_string = c_string.to_str().unwrap();

    // 获取Unicode字符串的长度
    let wide_char_len = unsafe {
        MultiByteToWideChar(CP_UTF8, 0, utf8_string.as_ptr() as *const i8, -1, ptr::null_mut(), 0)
    };

    // 分配存储Unicode字符串的缓冲区
    let mut wide_char_buffer: Vec<u16> = Vec::with_capacity(wide_char_len as usize);

    // 将UTF-8字符串转换为Unicode字符串
    unsafe {
        MultiByteToWideChar(
            CP_UTF8,
            0,
            utf8_string.as_ptr() as *const i8,
            -1,
            wide_char_buffer.as_mut_ptr(),
            wide_char_len,
        )
    };

    // 打印Unicode字符串
    let unicode_string = String::from_utf16_lossy(&wide_char_buffer);
    println!("Unicode字符串: {}", unicode_string);
}

fn main() {
    let tchar_array: [i8; 13] = [116, 99, 104, 97, 114, 32, 97, 114, 114, 97, 121, 0, 0];
    print_tchar_as_unicode(&tchar_array);
}