From 278c24442bc4a6ce387fbb29daf39f94f9b5a6df Mon Sep 17 00:00:00 2001
From: Qi Ge <GeQi@xiaomi.com>
Date: Tue, 11 Oct 2022 06:19:57 +0000
Subject: prevent multiple include attestation header file

Test: inputflinger_test
Test: attestation_tests
Bug: 252940061
Change-Id: I1d7c780a5a6eff414b6889dc7dafd04b87836f4f
---
 include/attestation/HmacKeyManager.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/attestation/HmacKeyManager.h b/include/attestation/HmacKeyManager.h
index 571a361889..d725be1abe 100644
--- a/include/attestation/HmacKeyManager.h
+++ b/include/attestation/HmacKeyManager.h
@@ -14,6 +14,9 @@
  * limitations under the License.
  */
 
+#ifndef ATTESTATION_HMACKEYMANAGER_H
+#define ATTESTATION_HMACKEYMANAGER_H
+
 #include <array>
 
 namespace android {
@@ -29,4 +32,6 @@ public:
 private:
     const std::array<uint8_t, 128> mHmacKey;
 };
-} // namespace android
\ No newline at end of file
+} // namespace android
+
+#endif // ATTESTATION_HMACKEYMANAGER_H
\ No newline at end of file
-- 
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