third_party/WebKit/public/platform/WebRTCCertificateGenerator.h

/*
 * Copyright (C) 2015 Google Inc. All rights reserved.
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#ifndef WebRTCCertificateGenerator_h
#define WebRTCCertificateGenerator_h

#include "public/platform/WebCallbacks.h"
#include "public/platform/WebRTCCertificate.h"
#include "public/platform/WebRTCKeyParams.h"
#include "public/platform/WebString.h"

#include <memory>

namespace blink {

using WebRTCCertificateCallback =
    WebCallbacks<std::unique_ptr<WebRTCCertificate>, void>;

// Interface defining a class that can generate WebRTCCertificates
// asynchronously.
class WebRTCCertificateGenerator {
 public:
  virtual ~WebRTCCertificateGenerator() {}

  // Start generating a certificate asynchronously. |observer| is invoked on the
  // same thread that called generateCertificate when the operation is
  // completed.
  virtual void generateCertificate(
      const WebRTCKeyParams&,
      std::unique_ptr<WebRTCCertificateCallback> observer) = 0;
  virtual void generateCertificateWithExpiration(
      const WebRTCKeyParams&,
      uint64_t expiresMs,
      std::unique_ptr<WebRTCCertificateCallback> observer) = 0;

  // Determines if the parameters are supported by |generateCertificate|.
  // For example, if the number of bits of some parameter is too small or too
  // large we may want to reject it for security or performance reasons.
  virtual bool isSupportedKeyParams(const WebRTCKeyParams&) = 0;

  // Creates a certificate from the PEM strings. See also
  // |WebRTCCertificate::toPEM|.
  virtual std::unique_ptr<WebRTCCertificate> fromPEM(
      blink::WebString pemPrivateKey,
      blink::WebString pemCertificate) = 0;
};

}  // namespace blink

#endif  // WebRTCCertificateGenerator_h