diff options
Diffstat (limited to 'src/util.rs')
-rw-r--r-- | src/util.rs | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/util.rs b/src/util.rs index a0d0d1b..08946d6 100644 --- a/src/util.rs +++ b/src/util.rs @@ -39,7 +39,9 @@ pub fn owned_str_from_ptr(ptr: *const c_char) -> Result<String, Error> { pub fn result_from_string(ptr: *const c_char) -> Result<String, Error> { if ptr.is_null() { - return Err(Error::UnexpectedError); + return Err(Error::UnexpectedError( + "libnitrokey returned a null pointer".to_owned(), + )); } let s = owned_str_from_ptr(ptr)?; unsafe { free(ptr as *mut c_void) }; @@ -69,10 +71,9 @@ pub fn get_last_result() -> Result<(), Error> { } pub fn get_last_error() -> Error { - match get_last_result() { - Ok(()) => Error::UnexpectedError, - Err(err) => err, - } + get_last_result().err().unwrap_or_else(|| { + Error::UnexpectedError("Expected an error, but command status is zero".to_owned()) + }) } pub fn generate_password(length: usize) -> Result<CString, Error> { |