More pubkey doc updates

1 files changed, 96 insertions, 0 deletions

diff --git a/doc/examples/tls_client.cpp b/doc/examples/tls_client.cpp
new file mode 100644
index 000000000..9f6f6229a
--- /dev/null
+++ b/doc/examples/tls_client.cpp
@@ -0,0 +1,96 @@
+/*
+* (C) 2008 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include <botan/init.h>
+#include <botan/tls_client.h>
+#include "socket.h"
+
+using namespace Botan;
+
+#include <stdio.h>
+#include <string>
+#include <iostream>
+#include <memory>
+
+class Client_TLS_Policy : public TLS_Policy
+   {
+   public:
+      bool check_cert(const std::vector<X509_Certificate>& certs) const
+         {
+         for(size_t i = 0; i != certs.size(); ++i)
+            {
+            std::cout << certs[i].to_string();
+            }
+
+         std::cout << "Warning: not checking cert signatures\n";
+
+         return true;
+         }
+   };
+
+int main(int argc, char* argv[])
+   {
+   if(argc != 2 && argc != 3)
+      {
+      printf("Usage: %s host [port]\n", argv[0]);
+      return 1;
+      }
+
+   try
+      {
+      LibraryInitializer init;
+
+      std::string host = argv[1];
+      u32bit port = argc == 3 ? Botan::to_u32bit(argv[2]) : 443;
+
+      printf("Connecting to %s:%d...\n", host.c_str(), port);
+
+      Socket sock(argv[1], port);
+
+      std::auto_ptr<Botan::RandomNumberGenerator> rng(
+         Botan::RandomNumberGenerator::make_rng());
+
+      Client_TLS_Policy policy;
+
+      TLS_Client tls(std::tr1::bind(&Socket::read, std::tr1::ref(sock), _1, _2),
+                     std::tr1::bind(&Socket::write, std::tr1::ref(sock), _1, _2),
+                     policy, *rng);
+
+      printf("Handshake extablished...\n");
+
+#if 0
+      std::string http_command = "GET / HTTP/1.1\r\n"
+                                 "Server: " + host + ':' + to_string(port) + "\r\n\r\n";
+#else
+      std::string http_command = "GET / HTTP/1.0\r\n\r\n";
+#endif
+
+      tls.write((const byte*)http_command.c_str(), http_command.length());
+
+      u32bit total_got = 0;
+
+      while(true)
+         {
+         if(tls.is_closed())
+            break;
+
+         byte buf[16+1] = { 0 };
+         u32bit got = tls.read(buf, sizeof(buf)-1);
+         printf("%s", buf);
+         fflush(0);
+
+         total_got += got;
+         }
+
+      printf("\nRetrieved %d bytes total\n", total_got);
+   }
+   catch(std::exception& e)
+      {
+      printf("%s\n", e.what());
+      return 1;
+      }
+   return 0;
+   }