From 8227a598cbbd35f3eced99ae2e437df0826769f9 Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Wed, 13 Jun 2012 18:13:15 +0000
Subject: Reformat output on the TLS client on handshake completion.

In ASN.1 print values as URL % escaped instead of all hex.
---
 doc/examples/GNUmakefile    |  2 +-
 doc/examples/asn1.cpp       | 51 ++++++++++++++++++++++++++++++---------------
 doc/examples/credentials.h  |  2 ++
 doc/examples/tls_client.cpp | 17 ++++++++++-----
 4 files changed, 49 insertions(+), 23 deletions(-)

(limited to 'doc/examples')

diff --git a/doc/examples/GNUmakefile b/doc/examples/GNUmakefile
index e61c31b0a..fc4755d96 100644
--- a/doc/examples/GNUmakefile
+++ b/doc/examples/GNUmakefile
@@ -2,7 +2,7 @@
 BOTAN_CONFIG = botan-config
 
 CXX       = g++-4.7.0
-CFLAGS    = -O0 -g -ansi -std=c++11 -W -Wall -I../../build/include
+CFLAGS    = -O2 -ansi -std=c++11 -W -Wall -I../../build/include
 LIBS      = -L../.. -lbotan-1.11
 
 SRCS=$(wildcard *.cpp)
diff --git a/doc/examples/asn1.cpp b/doc/examples/asn1.cpp
index aecb688f0..2bb3a620c 100644
--- a/doc/examples/asn1.cpp
+++ b/doc/examples/asn1.cpp
@@ -9,6 +9,7 @@
 #include <botan/charset.h>
 using namespace Botan;
 
+#include <sstream>
 #include <stdio.h>
 #include <ctype.h>
 
@@ -26,6 +27,21 @@ void decode(BER_Decoder&, size_t);
 void emit(const std::string&, size_t, size_t, const std::string& = "");
 std::string type_name(ASN1_Tag);
 
+std::string url_encode(const std::vector<byte>& in)
+   {
+   std::ostringstream out;
+
+   for(size_t i = 0; i != in.size(); ++i)
+      {
+      const int c = in[i];
+      if(isprint((int)c))
+         out << (char)c;
+      else
+         out << "%" << std::hex << (int)c << std::dec;
+      }
+   return out.str();
+   }
+
 int main(int argc, char* argv[])
    {
    if(argc != 2)
@@ -113,16 +129,24 @@ void decode(BER_Decoder& decoder, size_t level)
          }
       else if((class_tag & APPLICATION) || (class_tag & CONTEXT_SPECIFIC))
          {
-         bool not_text = false;
-
-         for(size_t i = 0; i != bits.size(); ++i)
-            if(!isgraph(bits[i]) && !isspace(bits[i]))
-               not_text = true;
+#if 0
+         std::vector<byte> bits;
+         data.decode(bits, type_tag);
 
-         Pipe pipe(((not_text) ? new Hex_Encoder : 0));
-         pipe.process_msg(obj.value);
+         try
+            {
+            BER_Decoder inner(bits);
+            decode(inner, level + 1);
+            }
+         catch(...)
+            {
+            emit("[" + std::to_string(type_tag) + "]", level, length,
+                 url_encode(bits));
+            }
+#else
          emit("[" + std::to_string(type_tag) + "]", level, length,
-              pipe.read_all_as_string());
+              url_encode(bits));
+#endif
          }
       else if(type_tag == OBJECT_ID)
          {
@@ -173,14 +197,6 @@ void decode(BER_Decoder& decoder, size_t level)
          {
          std::vector<byte> bits;
          data.decode(bits, type_tag);
-         bool not_text = false;
-
-         for(size_t i = 0; i != bits.size(); ++i)
-            if(!isgraph(bits[i]) && !isspace(bits[i]))
-               not_text = true;
-
-         Pipe pipe(((not_text) ? new Hex_Encoder : 0));
-         pipe.process_msg(bits);
 
          try
             {
@@ -189,7 +205,8 @@ void decode(BER_Decoder& decoder, size_t level)
             }
          catch(...)
             {
-            emit(type_name(type_tag), level, length, pipe.read_all_as_string());
+            emit(type_name(type_tag), level, length,
+                 url_encode(bits));
             }
          }
       else if(type_tag == BIT_STRING)
diff --git a/doc/examples/credentials.h b/doc/examples/credentials.h
index 2734b1649..9e3ca741a 100644
--- a/doc/examples/credentials.h
+++ b/doc/examples/credentials.h
@@ -50,11 +50,13 @@ class Credentials_Manager_Simple : public Botan::Credentials_Manager
 
          std::vector<Botan::X509_Certificate> certs;
 
+         /*
          if(type == "tls-server" && hostname == "localhost")
             {
             Botan::X509_Certificate testca("testCA.crt");
             certs.push_back(testca);
             }
+         */
 
          if(type == "tls-client" && hostname == "twitter.com")
             {
diff --git a/doc/examples/tls_client.cpp b/doc/examples/tls_client.cpp
index deb0ff460..832234467 100644
--- a/doc/examples/tls_client.cpp
+++ b/doc/examples/tls_client.cpp
@@ -62,11 +62,18 @@ int connect_to_host(const std::string& host, u16bit port)
 
 bool handshake_complete(const TLS::Session& session)
    {
-   std::cout << "Handshake complete!\n";
-   std::cout << "Protocol version " << session.version().to_string() << "\n";
-   std::cout << "Ciphersuite " << std::hex << session.ciphersuite().to_string() << "\n";
-   std::cout << "Session ID " << hex_encode(session.session_id()) << "\n";
-   std::cout << "Session ticket " << hex_encode(session.session_ticket()) << "\n";
+   std::cout << "Handshake complete, " << session.version().to_string()
+             << " using " << session.ciphersuite().to_string() << "\n";
+
+   if(!session.session_id().empty())
+      std::cout << "Session ID " << hex_encode(session.session_id()) << "\n";
+
+   if(!session.session_ticket().empty())
+      std::cout << "Session ticket " << hex_encode(session.session_ticket()) << "\n";
+
+   std::cout << "Secure renegotiation is"
+             << (session.secure_renegotiation() ? "" : " NOT")
+             << " supported\n";
 
    return true;
    }
-- 
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