1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/sha1.h b/tools/perf/util/sha1.h
new file mode 100644
index 000000000000..e92c9966e1d5
--- /dev/null
+++ b/tools/perf/util/sha1.h
@@ -0,0 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#include <linux/types.h>
+
+#define SHA1_DIGEST_SIZE 20
+
+void sha1(const void *data, size_t len, u8 out[SHA1_DIGEST_SIZE]);