1 files changed, 53 insertions, 0 deletions
diff --git a/tests/third_party/libvpx/md5_helper.h b/tests/third_party/libvpx/md5_helper.h
new file mode 100644
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--- /dev/null
+++ b/tests/third_party/libvpx/md5_helper.h
@@ -0,0 +1,53 @@
+/*
+ *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef LIBGAV1_TESTS_THIRD_PARTY_LIBVPX_MD5_HELPER_H_
+#define LIBGAV1_TESTS_THIRD_PARTY_LIBVPX_MD5_HELPER_H_
+
+#include <cstddef>
+#include <cstdint>
+
+#include "tests/third_party/libvpx/md5_utils.h"
+
+namespace libvpx_test {
+class MD5 {
+ public:
+  MD5() { MD5Init(&md5_); }
+
+  void Add(const uint8_t *data, size_t size) {
+    MD5Update(&md5_, data, static_cast<uint32_t>(size));
+  }
+
+  const char *Get(void) {
+    static const char hex[16] = {
+        '0', '1', '2', '3', '4', '5', '6', '7',
+        '8', '9', 'a', 'b', 'c', 'd', 'e', 'f',
+    };
+    uint8_t tmp[16];
+    MD5Context ctx_tmp = md5_;
+
+    MD5Final(tmp, &ctx_tmp);
+    for (int i = 0; i < 16; i++) {
+      res_[i * 2 + 0] = hex[tmp[i] >> 4];
+      res_[i * 2 + 1] = hex[tmp[i] & 0xf];
+    }
+    res_[32] = 0;
+
+    return res_;
+  }
+
+ protected:
+  char res_[33];
+  MD5Context md5_;
+};
+
+}  // namespace libvpx_test
+
+#endif  // LIBGAV1_TESTS_THIRD_PARTY_LIBVPX_MD5_HELPER_H_