Home | History | Annotate | Download | only in base 
      1 /*
      2  * libjingle
      3  * Copyright 2012, The Libjingle Authors.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are met:
      7  *
      8  *  1. Redistributions of source code must retain the above copyright notice,
      9  *     this list of conditions and the following disclaimer.
     10  *  2. Redistributions in binary form must reproduce the above copyright notice,
     11  *     this list of conditions and the following disclaimer in the documentation
     12  *     and/or other materials provided with the distribution.
     13  *  3. The name of the author may not be used to endorse or promote products
     14  *     derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #ifndef TALK_BASE_FAKESSLIDENTITY_H_
     29 #define TALK_BASE_FAKESSLIDENTITY_H_
     30 
     31 #include <algorithm>
     32 #include <vector>
     33 
     34 #include "talk/base/messagedigest.h"
     35 #include "talk/base/sslidentity.h"
     36 
     37 namespace talk_base {
     38 
     39 class FakeSSLCertificate : public talk_base::SSLCertificate {
     40  public:
     41   explicit FakeSSLCertificate(const std::string& data) : data_(data) {}
     42   explicit FakeSSLCertificate(const std::vector<std::string>& certs)
     43       : data_(certs.front()) {
     44     std::vector<std::string>::const_iterator it;
     45     // Skip certs[0].
     46     for (it = certs.begin() + 1; it != certs.end(); ++it) {
     47       certs_.push_back(FakeSSLCertificate(*it));
     48     }
     49   }
     50   virtual FakeSSLCertificate* GetReference() const {
     51     return new FakeSSLCertificate(*this);
     52   }
     53   virtual std::string ToPEMString() const {
     54     return data_;
     55   }
     56   virtual void ToDER(Buffer* der_buffer) const {
     57     std::string der_string;
     58     VERIFY(SSLIdentity::PemToDer(kPemTypeCertificate, data_, &der_string));
     59     der_buffer->SetData(der_string.c_str(), der_string.size());
     60   }
     61   virtual bool GetSignatureDigestAlgorithm(std::string* algorithm) const {
     62     // SHA-1 is chosen because it is available in all build configurations
     63     // used for unit testing.
     64     *algorithm = DIGEST_SHA_1;
     65     return true;
     66   }
     67   virtual bool ComputeDigest(const std::string &algorithm,
     68                              unsigned char *digest, std::size_t size,
     69                              std::size_t *length) const {
     70     *length = talk_base::ComputeDigest(algorithm, data_.c_str(), data_.size(),
     71                                        digest, size);
     72     return (*length != 0);
     73   }
     74   virtual bool GetChain(SSLCertChain** chain) const {
     75     if (certs_.empty())
     76       return false;
     77     std::vector<SSLCertificate*> new_certs(certs_.size());
     78     std::transform(certs_.begin(), certs_.end(), new_certs.begin(), DupCert);
     79     *chain = new SSLCertChain(new_certs);
     80     return true;
     81   }
     82 
     83  private:
     84   static FakeSSLCertificate* DupCert(FakeSSLCertificate cert) {
     85     return cert.GetReference();
     86   }
     87   std::string data_;
     88   std::vector<FakeSSLCertificate> certs_;
     89 };
     90 
     91 class FakeSSLIdentity : public talk_base::SSLIdentity {
     92  public:
     93   explicit FakeSSLIdentity(const std::string& data) : cert_(data) {}
     94   explicit FakeSSLIdentity(const FakeSSLCertificate& cert) : cert_(cert) {}
     95   virtual FakeSSLIdentity* GetReference() const {
     96     return new FakeSSLIdentity(*this);
     97   }
     98   virtual const FakeSSLCertificate& certificate() const { return cert_; }
     99  private:
    100   FakeSSLCertificate cert_;
    101 };
    102 
    103 }  // namespace talk_base
    104 
    105 #endif  // TALK_BASE_FAKESSLIDENTITY_H_
    106