1 files changed, 95 insertions, 0 deletions
diff --git a/doc/examples/credentials.h b/doc/examples/credentials.h
new file mode 100644
index 000000000..160fec772
--- /dev/null
+++ b/doc/examples/credentials.h
@@ -0,0 +1,95 @@
+
+#ifndef EXAMPLE_CREDENTIALS_MANAGER_H__
+#define EXAMPLE_CREDENTIALS_MANAGER_H__
+
+#include <botan/credentials_manager.h>
+#include <iostream>
+
+bool value_exists(const std::vector<std::string>& vec,
+                  const std::string& val)
+   {
+   for(size_t i = 0; i != vec.size(); ++i)
+      if(vec[i] == val)
+         return true;
+   return false;
+   }
+
+class Credentials_Manager_Simple : public Botan::Credentials_Manager
+   {
+   public:
+      Credentials_Manager_Simple(Botan::RandomNumberGenerator& rng) : rng(rng) {}
+
+      std::string psk_identity(const std::string&, const std::string&,
+                               const std::string& identity_hint)
+         {
+         return "Client_identity";
+         }
+
+      Botan::SymmetricKey psk(const std::string&, const std::string&,
+                              const std::string& identity)
+         {
+         if(identity == "Client_identity")
+            return Botan::SymmetricKey("AABBCC");
+         throw Botan::Internal_Error("No PSK set for " + identity);
+         }
+
+      std::vector<Botan::X509_Certificate> cert_chain(
+         const std::vector<std::string>& cert_key_types,
+         const std::string& type,
+         const std::string& context)
+         {
+         std::vector<Botan::X509_Certificate> certs;
+
+         try
+            {
+            if(type == "tls-server")
+               {
+               const std::string hostname = (context == "" ? "localhost" : context);
+
+               if(value_exists(cert_key_types, "RSA"))
+                  {
+                  Botan::X509_Certificate cert(hostname + ".crt");
+                  Botan::Private_Key* key = Botan::PKCS8::load_key(hostname + ".key", rng);
+
+                  certs_and_keys[cert] = key;
+                  certs.push_back(cert);
+                  }
+               else if(value_exists(cert_key_types, "DSA"))
+                  {
+                  Botan::X509_Certificate cert(hostname + ".dsa.crt");
+                  Botan::Private_Key* key = Botan::PKCS8::load_key(hostname + ".dsa.key", rng);
+
+                  certs_and_keys[cert] = key;
+                  certs.push_back(cert);
+                  }
+               }
+            else if(type == "tls-client")
+               {
+               Botan::X509_Certificate cert("user-rsa.crt");
+               Botan::Private_Key* key = Botan::PKCS8::load_key("user-rsa.key", rng);
+
+               certs_and_keys[cert] = key;
+               certs.push_back(cert);
+               }
+            }
+         catch(std::exception& e)
+            {
+            std::cout << e.what() << "\n";
+            }
+
+         return certs;
+         }
+
+      Botan::Private_Key* private_key_for(const Botan::X509_Certificate& cert,
+                                          const std::string& type,
+                                          const std::string& context)
+         {
+         return certs_and_keys[cert];
+         }
+
+   private:
+      Botan::RandomNumberGenerator& rng;
+      std::map<Botan::X509_Certificate, Botan::Private_Key*> certs_and_keys;
+   };
+
+#endif