INNER CODE UNIT · Rust

read_utf8

edwardkim/rhwp · bindings/Native/src/lib.rs:401

fn read_utf8(ptr: *const c_char, name: &str) -> Result<String, String> {
    if ptr.is_null() {
        return Err(format!("{}가 null입니다.", name));
    }

    unsafe {
        CStr::from_ptr(ptr)
            .to_str()
            .map(|s| s.to_string())
            .map_err(|e| format!("{}는 유효한 UTF-8 문자열이어야 합니다: {}", name, e))
    }
}

fn ffi_result<F>(f: F) -> *mut c_char
where
    F: FnOnce() -> Result<String, String> + std::panic::UnwindSafe,
{
    let json = match std::panic::catch_unwind(f) {

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