media/mtransport/dtlsidentity.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/media/mtransport/dtlsidentity.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,70 @@
     1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* vim: set ts=2 et sw=2 tw=80: */
     1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
     1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.9 +#ifndef dtls_identity_h__
    1.10 +#define dtls_identity_h__
    1.11 +
    1.12 +#include <string>
    1.13 +
    1.14 +#include "m_cpp_utils.h"
    1.15 +#include "mozilla/RefPtr.h"
    1.16 +#include "nsISupportsImpl.h"
    1.17 +#include "ScopedNSSTypes.h"
    1.18 +
    1.19 +// All code in this module requires NSS to be live.
    1.20 +// Callers must initialize NSS and implement the nsNSSShutdownObject
    1.21 +// protocol.
    1.22 +namespace mozilla {
    1.23 +
    1.24 +class DtlsIdentity {
    1.25 + public:
    1.26 +  ~DtlsIdentity();
    1.27 +
    1.28 +  // Generate an identity with a random name.
    1.29 +  static TemporaryRef<DtlsIdentity> Generate();
    1.30 +
    1.31 +  // Note: the following two functions just provide access. They
    1.32 +  // do not transfer ownership. If you want a pointer that lasts
    1.33 +  // past the lifetime of the DtlsIdentity, you must make
    1.34 +  // a copy yourself.
    1.35 +  CERTCertificate *cert() { return cert_; }
    1.36 +  SECKEYPrivateKey *privkey() { return privkey_; }
    1.37 +
    1.38 +  std::string GetFormattedFingerprint(const std::string &algorithm = DEFAULT_HASH_ALGORITHM);
    1.39 +
    1.40 +  nsresult ComputeFingerprint(const std::string algorithm,
    1.41 +                              unsigned char *digest,
    1.42 +                              std::size_t size,
    1.43 +                              std::size_t *digest_length);
    1.44 +
    1.45 +  static nsresult ComputeFingerprint(const CERTCertificate *cert,
    1.46 +                                     const std::string algorithm,
    1.47 +                                     unsigned char *digest,
    1.48 +                                     std::size_t size,
    1.49 +                                     std::size_t *digest_length);
    1.50 +
    1.51 +  static nsresult ParseFingerprint(const std::string fp,
    1.52 +                                   unsigned char *digest,
    1.53 +                                   size_t size, size_t *length);
    1.54 +
    1.55 +  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(DtlsIdentity)
    1.56 +
    1.57 + private:
    1.58 +  DtlsIdentity(SECKEYPrivateKey *privkey, CERTCertificate *cert)
    1.59 +      : privkey_(privkey), cert_(cert) {}
    1.60 +  DISALLOW_COPY_ASSIGN(DtlsIdentity);
    1.61 +
    1.62 +  static const std::string DEFAULT_HASH_ALGORITHM;
    1.63 +  static const size_t HASH_ALGORITHM_MAX_LENGTH;
    1.64 +
    1.65 +  std::string FormatFingerprint(const unsigned char *digest,
    1.66 +                                std::size_t size);
    1.67 +
    1.68 +  ScopedSECKEYPrivateKey privkey_;
    1.69 +  CERTCertificate *cert_;  // TODO: Using a smart pointer here causes link
    1.70 +                           // errors.
    1.71 +};
    1.72 +}  // close namespace
    1.73 +#endif

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