From cd8c134bdfc97ea8f1a58672b43349e90f76b6de Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Mon, 27 Feb 2012 17:11:41 +0000
Subject: Add makefile dependency on credentials.h. Use 1024 bit keys for
 RSA/DSA.  Add function for choosing thread count.

---
 doc/examples/GNUmakefile         |  4 ++--
 doc/examples/asio_tls_server.cpp | 17 ++++++++++++-----
 doc/examples/credentials.h       |  9 +++++----
 3 files changed, 19 insertions(+), 11 deletions(-)

diff --git a/doc/examples/GNUmakefile b/doc/examples/GNUmakefile
index 23045961e..ea5c8dfe4 100644
--- a/doc/examples/GNUmakefile
+++ b/doc/examples/GNUmakefile
@@ -20,5 +20,5 @@ clean:
 eax_test: eax_test.cpp
 	$(CXX) $(CFLAGS) $? $(LIBS) -lboost_regex -o $@
 
-asio_tls_server: asio_tls_server.cpp
-	$(CXX) $(CFLAGS) $? $(LIBS) -lboost_thread -lboost_system -o $@
+asio_tls_server: asio_tls_server.cpp credentials.h
+	$(CXX) $(CFLAGS) $< $(LIBS) -lboost_thread -lboost_system -o $@
diff --git a/doc/examples/asio_tls_server.cpp b/doc/examples/asio_tls_server.cpp
index fff83f5f8..5c606a3f2 100644
--- a/doc/examples/asio_tls_server.cpp
+++ b/doc/examples/asio_tls_server.cpp
@@ -282,6 +282,16 @@ class tls_server
       Credentials_Manager_Simple m_creds;
    };
 
+size_t choose_thread_count()
+   {
+   size_t result = boost::thread::hardware_concurrency();
+
+   if(result)
+      return result;
+
+   return 2;
+   }
+
 int main()
    {
    try
@@ -289,13 +299,10 @@ int main()
       Botan::LibraryInitializer init("thread_safe=true");
       boost::asio::io_service io_service;
 
-      unsigned short port = 4433;
+      unsigned short port = 4434;
       tls_server server(io_service, port);
 
-      size_t num_threads = boost::thread::hardware_concurrency();
-
-      if(num_threads == 0)
-         return num_threads = 2;
+      const size_t num_threads = choose_thread_count();
 
       std::cout << "Using " << num_threads << " threads\n";
 
diff --git a/doc/examples/credentials.h b/doc/examples/credentials.h
index d6350963c..82a72406d 100644
--- a/doc/examples/credentials.h
+++ b/doc/examples/credentials.h
@@ -9,6 +9,7 @@
 #include <botan/ecdsa.h>
 #include <iostream>
 #include <fstream>
+#include <memory>
 
 bool value_exists(const std::vector<std::string>& vec,
                   const std::string& val)
@@ -60,7 +61,7 @@ class Credentials_Manager_Simple : public Botan::Credentials_Manager
             X509_Certificate cert(cert_file_name);
             Private_Key* key = PKCS8::load_key(key_file_name, rng);
 
-            std::cout << "Loaded existing key/cert from " << cert_file_name << " and " << key_file_name << "\n";
+            //std::cout << "Loaded existing key/cert from " << cert_file_name << " and " << key_file_name << "\n";
 
             return std::make_pair(cert, key);
             }
@@ -79,16 +80,16 @@ class Credentials_Manager_Simple : public Botan::Credentials_Manager
 
          std::auto_ptr<Private_Key> key;
          if(key_type == "rsa")
-            key.reset(new RSA_PrivateKey(rng, 2048));
+            key.reset(new RSA_PrivateKey(rng, 1024));
          else if(key_type == "dsa")
-            key.reset(new DSA_PrivateKey(rng, DL_Group("dsa/botan/2048")));
+            key.reset(new DSA_PrivateKey(rng, DL_Group("dsa/jce/1024")));
          else if(key_type == "ecdsa")
             key.reset(new ECDSA_PrivateKey(rng, EC_Group("secp256r1")));
          else
             throw std::runtime_error("Don't know what to do about key type '" + key_type + "'");
 
          X509_Certificate cert =
-            X509::create_self_signed_cert(opts, *key, "SHA-256", rng);
+            X509::create_self_signed_cert(opts, *key, "SHA-1", rng);
 
          // Now save both
 
-- 
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