The Tor Browser: media/mtransport/dtlsidentity.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim: set ts=2 et sw=2 tw=80: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     5  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef dtls_identity_h__

     7 #define dtls_identity_h__

     9 #include <string>

    11 #include "m_cpp_utils.h"

    12 #include "mozilla/RefPtr.h"

    13 #include "nsISupportsImpl.h"

    14 #include "ScopedNSSTypes.h"

    16 // All code in this module requires NSS to be live.

    17 // Callers must initialize NSS and implement the nsNSSShutdownObject

    18 // protocol.

    19 namespace mozilla {

    21 class DtlsIdentity {

    22  public:

    23   ~DtlsIdentity();

    25   // Generate an identity with a random name.

    26   static TemporaryRef<DtlsIdentity> Generate();

    28   // Note: the following two functions just provide access. They

    29   // do not transfer ownership. If you want a pointer that lasts

    30   // past the lifetime of the DtlsIdentity, you must make

    31   // a copy yourself.

    32   CERTCertificate *cert() { return cert_; }

    33   SECKEYPrivateKey *privkey() { return privkey_; }

    35   std::string GetFormattedFingerprint(const std::string &algorithm = DEFAULT_HASH_ALGORITHM);

    37   nsresult ComputeFingerprint(const std::string algorithm,

    38                               unsigned char *digest,

    39                               std::size_t size,

    40                               std::size_t *digest_length);

    42   static nsresult ComputeFingerprint(const CERTCertificate *cert,

    43                                      const std::string algorithm,

    44                                      unsigned char *digest,

    45                                      std::size_t size,

    46                                      std::size_t *digest_length);

    48   static nsresult ParseFingerprint(const std::string fp,

    49                                    unsigned char *digest,

    50                                    size_t size, size_t *length);

    52   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(DtlsIdentity)

    54  private:

    55   DtlsIdentity(SECKEYPrivateKey *privkey, CERTCertificate *cert)

    56       : privkey_(privkey), cert_(cert) {}

    57   DISALLOW_COPY_ASSIGN(DtlsIdentity);

    59   static const std::string DEFAULT_HASH_ALGORITHM;

    60   static const size_t HASH_ALGORITHM_MAX_LENGTH;

    62   std::string FormatFingerprint(const unsigned char *digest,

    63                                 std::size_t size);

    65   ScopedSECKEYPrivateKey privkey_;

    66   CERTCertificate *cert_;  // TODO: Using a smart pointer here causes link

    67                            // errors.

    68 };

    69 }  // close namespace

    70 #endif

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