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| author | Steven Fackler <[email protected]> | 2016-11-05 20:06:50 -0700 |
|---|---|---|
| committer | Steven Fackler <[email protected]> | 2016-11-05 20:06:50 -0700 |
| commit | a0b56c437803a08413755928040a0970a93a7b83 (patch) | |
| tree | 0f21848301b62d6078eafaee10e513df4163087b /openssl/src/crypto/memcmp.rs | |
| parent | Merge branch 'release-v0.8.3' into release (diff) | |
| parent | Release v0.9.0 (diff) | |
| download | rust-openssl-0.9.0.tar.xz rust-openssl-0.9.0.zip | |
Merge branch 'release-v0.9.0' into releasev0.9.0
Diffstat (limited to 'openssl/src/crypto/memcmp.rs')
| -rw-r--r-- | openssl/src/crypto/memcmp.rs | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/openssl/src/crypto/memcmp.rs b/openssl/src/crypto/memcmp.rs deleted file mode 100644 index cf08bdb5..00000000 --- a/openssl/src/crypto/memcmp.rs +++ /dev/null @@ -1,39 +0,0 @@ -use libc::size_t; -use ffi; - -/// Returns `true` iff `a` and `b` contain the same bytes. -/// -/// This operation takes an amount of time dependent on the length of the two -/// arrays given, but is independent of the contents of a and b. -/// -/// # Failure -/// -/// This function will panic the current task if `a` and `b` do not have the same -/// length. -pub fn eq(a: &[u8], b: &[u8]) -> bool { - assert!(a.len() == b.len()); - let ret = unsafe { - ffi::CRYPTO_memcmp(a.as_ptr() as *const _, - b.as_ptr() as *const _, - a.len() as size_t) - }; - ret == 0 -} - -#[cfg(test)] -mod tests { - use super::eq; - - #[test] - fn test_eq() { - assert!(eq(&[], &[])); - assert!(eq(&[1], &[1])); - assert!(!eq(&[1, 2, 3], &[1, 2, 4])); - } - - #[test] - #[should_panic] - fn test_diff_lens() { - eq(&[], &[1]); - } -} |