blob: 2c56c002bf47b70b9817a98dea47217d406082e9 [file] [log] [blame]
/*
* Copyright 2004 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_BASE_NSSIDENTITY_H_
#define WEBRTC_BASE_NSSIDENTITY_H_
#include <string>
#include "cert.h"
#include "nspr.h"
#include "hasht.h"
#include "keythi.h"
#include "webrtc/base/common.h"
#include "webrtc/base/logging.h"
#include "webrtc/base/scoped_ptr.h"
#include "webrtc/base/sslidentity.h"
namespace rtc {
class NSSKeyPair {
public:
NSSKeyPair(SECKEYPrivateKey* privkey, SECKEYPublicKey* pubkey) :
privkey_(privkey), pubkey_(pubkey) {}
~NSSKeyPair();
// Generate a 1024-bit RSA key pair.
static NSSKeyPair* Generate();
NSSKeyPair* GetReference();
SECKEYPrivateKey* privkey() const { return privkey_; }
SECKEYPublicKey * pubkey() const { return pubkey_; }
private:
SECKEYPrivateKey* privkey_;
SECKEYPublicKey* pubkey_;
DISALLOW_EVIL_CONSTRUCTORS(NSSKeyPair);
};
class NSSCertificate : public SSLCertificate {
public:
static NSSCertificate* FromPEMString(const std::string& pem_string);
// The caller retains ownership of the argument to all the constructors,
// and the constructor makes a copy.
explicit NSSCertificate(CERTCertificate* cert);
explicit NSSCertificate(CERTCertList* cert_list);
virtual ~NSSCertificate() {
if (certificate_)
CERT_DestroyCertificate(certificate_);
}
virtual NSSCertificate* GetReference() const;
virtual std::string ToPEMString() const;
virtual void ToDER(Buffer* der_buffer) const;
virtual bool GetSignatureDigestAlgorithm(std::string* algorithm) const;
virtual bool ComputeDigest(const std::string& algorithm,
unsigned char* digest,
size_t size,
size_t* length) const;
virtual bool GetChain(SSLCertChain** chain) const;
CERTCertificate* certificate() { return certificate_; }
// Performs minimal checks to determine if the list is a valid chain. This
// only checks that each certificate certifies the preceding certificate,
// and ignores many other certificate features such as expiration dates.
static bool IsValidChain(const CERTCertList* cert_list);
// Helper function to get the length of a digest
static bool GetDigestLength(const std::string& algorithm, size_t* length);
// Comparison. Only the certificate itself is considered, not the chain.
bool Equals(const NSSCertificate* tocompare) const;
private:
NSSCertificate(CERTCertificate* cert, SSLCertChain* chain);
static bool GetDigestObject(const std::string& algorithm,
const SECHashObject** hash_object);
CERTCertificate* certificate_;
scoped_ptr<SSLCertChain> chain_;
DISALLOW_EVIL_CONSTRUCTORS(NSSCertificate);
};
// Represents a SSL key pair and certificate for NSS.
class NSSIdentity : public SSLIdentity {
public:
static NSSIdentity* Generate(const std::string& common_name);
static NSSIdentity* GenerateForTest(const SSLIdentityParams& params);
static SSLIdentity* FromPEMStrings(const std::string& private_key,
const std::string& certificate);
virtual ~NSSIdentity() {
LOG(LS_INFO) << "Destroying NSS identity";
}
virtual NSSIdentity* GetReference() const;
virtual NSSCertificate& certificate() const;
NSSKeyPair* keypair() const { return keypair_.get(); }
private:
NSSIdentity(NSSKeyPair* keypair, NSSCertificate* cert) :
keypair_(keypair), certificate_(cert) {}
static NSSIdentity* GenerateInternal(const SSLIdentityParams& params);
rtc::scoped_ptr<NSSKeyPair> keypair_;
rtc::scoped_ptr<NSSCertificate> certificate_;
DISALLOW_EVIL_CONSTRUCTORS(NSSIdentity);
};
} // namespace rtc
#endif // WEBRTC_BASE_NSSIDENTITY_H_