gecko-dev/media/mtransport/dtlsidentity.h
2014-01-02 10:50:14 -05:00

71 lines
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef dtls_identity_h__
#define dtls_identity_h__
#include <string>
#include "m_cpp_utils.h"
#include "mozilla/RefPtr.h"
#include "nsISupportsImpl.h"
#include "ScopedNSSTypes.h"
// All code in this module requires NSS to be live.
// Callers must initialize NSS and implement the nsNSSShutdownObject
// protocol.
namespace mozilla {
class DtlsIdentity {
public:
~DtlsIdentity();
// Generate an identity with a random name.
static TemporaryRef<DtlsIdentity> Generate();
// Note: the following two functions just provide access. They
// do not transfer ownership. If you want a pointer that lasts
// past the lifetime of the DtlsIdentity, you must make
// a copy yourself.
CERTCertificate *cert() { return cert_; }
SECKEYPrivateKey *privkey() { return privkey_; }
std::string GetFormattedFingerprint(const std::string &algorithm = DEFAULT_HASH_ALGORITHM);
nsresult ComputeFingerprint(const std::string algorithm,
unsigned char *digest,
std::size_t size,
std::size_t *digest_length);
static nsresult ComputeFingerprint(const CERTCertificate *cert,
const std::string algorithm,
unsigned char *digest,
std::size_t size,
std::size_t *digest_length);
static nsresult ParseFingerprint(const std::string fp,
unsigned char *digest,
size_t size, size_t *length);
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(DtlsIdentity)
private:
DtlsIdentity(SECKEYPrivateKey *privkey, CERTCertificate *cert)
: privkey_(privkey), cert_(cert) {}
DISALLOW_COPY_ASSIGN(DtlsIdentity);
static const std::string DEFAULT_HASH_ALGORITHM;
static const size_t HASH_ALGORITHM_MAX_LENGTH;
std::string FormatFingerprint(const unsigned char *digest,
std::size_t size);
ScopedSECKEYPrivateKey privkey_;
CERTCertificate *cert_; // TODO: Using a smart pointer here causes link
// errors.
};
} // close namespace
#endif