Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/vendor/sha-1-0.8.2/src/aarch64.rs b/vendor/sha-1-0.8.2/src/aarch64.rs
new file mode 100644
index 000000000..d3cffecd7
--- /dev/null
+++ b/vendor/sha-1-0.8.2/src/aarch64.rs
@@ -0,0 +1,9 @@
+// TODO: Import those from libc, see https://github.com/rust-lang/libc/pull/1638
+const AT_HWCAP: u64 = 16;
+const HWCAP_SHA1: u64 = 32;
+
+#[inline(always)]
+pub fn sha1_supported() -> bool {
+    let hwcaps: u64 = unsafe { ::libc::getauxval(AT_HWCAP) };
+    (hwcaps & HWCAP_SHA1) != 0
+}