commit 45c59eff6c0b261d1f868eb22e0bd36a39dfdbb3 Author: Isis Lovecruft isis@torproject.org Date: Sat Feb 10 01:21:31 2018 +0000

rust: Replace two `unwrap()`s in FFI code with `unwrap_or()`s. --- src/rust/protover/ffi.rs | 2 +- src/rust/protover/protover.rs | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/rust/protover/ffi.rs b/src/rust/protover/ffi.rs index d724c102d..2ee0286ec 100644 --- a/src/rust/protover/ffi.rs +++ b/src/rust/protover/ffi.rs @@ -232,7 +232,7 @@ pub extern "C" fn protover_compute_for_old_tor(version: *const c_char) -> *const // we can see that the bytes we're passing into it 1) are valid UTF-8, // 2) have no intermediate NUL bytes, and 3) are terminated with a NUL // byte. - supported = CStr::from_bytes_with_nul(elder_protocols).unwrap(); + supported = CStr::from_bytes_with_nul(elder_protocols).unwrap_or(empty);

supported.as_ptr() } diff --git a/src/rust/protover/protover.rs b/src/rust/protover/protover.rs index 826f1b73f..25f776aed 100644 --- a/src/rust/protover/protover.rs +++ b/src/rust/protover/protover.rs @@ -110,7 +110,7 @@ pub fn get_supported_protocols() -> &'static str { // The `unwrap` is safe becauase we SUPPORTED_PROTOCOLS is under // our control. str::from_utf8(&SUPPORTED_PROTOCOLS[..SUPPORTED_PROTOCOLS.len() - 1]) - .unwrap() + .unwrap_or("") }

pub struct SupportedProtocols(HashMap<Proto, Versions>);