1 files changed, 37 insertions, 0 deletions
diff --git a/chromium/net/third_party/quiche/src/quiche/common/quiche_random.h b/chromium/net/third_party/quiche/src/quiche/common/quiche_random.h
new file mode 100644
index 00000000000..7ee29957c12
--- /dev/null
+++ b/chromium/net/third_party/quiche/src/quiche/common/quiche_random.h
@@ -0,0 +1,37 @@
+#ifndef QUICHE_COMMON_QUICHE_RANDOM_H_
+#define QUICHE_COMMON_QUICHE_RANDOM_H_
+
+#include <cstddef>
+#include <cstdint>
+
+#include "quiche/common/platform/api/quiche_export.h"
+
+namespace quiche {
+
+// The interface for a random number generator.
+class QUICHE_EXPORT_PRIVATE QuicheRandom {
+ public:
+  virtual ~QuicheRandom() {}
+
+  // Returns the default random number generator, which is cryptographically
+  // secure and thread-safe.
+  static QuicheRandom* GetInstance();
+
+  // Generates |len| random bytes in the |data| buffer.
+  virtual void RandBytes(void* data, size_t len) = 0;
+
+  // Returns a random number in the range [0, kuint64max].
+  virtual uint64_t RandUint64() = 0;
+
+  // Generates |len| random bytes in the |data| buffer. This MUST NOT be used
+  // for any application that requires cryptographically-secure randomness.
+  virtual void InsecureRandBytes(void* data, size_t len) = 0;
+
+  // Returns a random number in the range [0, kuint64max]. This MUST NOT be used
+  // for any application that requires cryptographically-secure randomness.
+  virtual uint64_t InsecureRandUint64() = 0;
+};
+
+}  // namespace quiche
+
+#endif  // QUICHE_COMMON_QUICHE_RANDOM_H_