From 3c55f159b8e2ff80c0f0ab0820de0afc414be7db Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Tue, 30 Sep 2008 04:35:34 +0000
Subject: Split off part of the core module into libstate (basically the whole
 lookup/global_state piece).

Move timer and mutex directories into utils/
---
 src/core/libstate/init_opt.cpp | 102 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/core/libstate/init_opt.cpp

(limited to 'src/core/libstate/init_opt.cpp')

diff --git a/src/core/libstate/init_opt.cpp b/src/core/libstate/init_opt.cpp
new file mode 100644
index 000000000..5c4fbee65
--- /dev/null
+++ b/src/core/libstate/init_opt.cpp
@@ -0,0 +1,102 @@
+/*************************************************
+* Initialization Options Source File             *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#include <botan/init.h>
+#include <botan/parsing.h>
+#include <botan/stl_util.h>
+#include <botan/exceptn.h>
+
+namespace Botan {
+
+namespace {
+
+/*************************************************
+* Check for an arbitrary boolean-valued option   *
+*************************************************/
+bool boolean_arg(const std::map<std::string, std::string>& args,
+                 const std::string& key, bool not_found = false)
+   {
+   std::map<std::string, std::string>::const_iterator i = args.find(key);
+   if(i == args.end())
+      return not_found;
+
+   std::string value = i->second;
+
+   if(value == "1" || value == "true" || value == "yes" || value == "on")
+      return true;
+   if(value == "0" || value == "false" || value == "no" || value == "off")
+      return false;
+   if(value == "default")
+      return not_found;
+
+   throw Invalid_Argument("InitializerOptions: Bad argument for boolean " +
+                          key + " of '" + value + "'");
+   }
+
+}
+
+/*************************************************
+* Check if thread safety was requested           *
+*************************************************/
+bool InitializerOptions::thread_safe() const
+   {
+   return boolean_arg(args, "thread_safe");
+   }
+
+/*************************************************
+* Check if secure allocation was requested       *
+*************************************************/
+bool InitializerOptions::secure_memory() const
+   {
+   return boolean_arg(args, "secure_memory");
+   }
+
+/*************************************************
+* Check if using engines was requested           *
+*************************************************/
+bool InitializerOptions::use_engines() const
+   {
+   return boolean_arg(args, "use_engines");
+   }
+
+/*************************************************
+* Check if FIPS mode was requested               *
+*************************************************/
+bool InitializerOptions::fips_mode() const
+   {
+   return boolean_arg(args, "fips140");
+   }
+
+/*************************************************
+* Check if startup self tests were requested     *
+*************************************************/
+bool InitializerOptions::self_test() const
+   {
+   return boolean_arg(args, "selftest", true);
+   }
+
+/*************************************************
+* Setup an InitializerOptions                    *
+*************************************************/
+InitializerOptions::InitializerOptions(const std::string& arg_string)
+   {
+   const std::vector<std::string> arg_list = split_on(arg_string, ' ');
+
+   for(u32bit j = 0; j != arg_list.size(); ++j)
+      {
+      if(arg_list[j].size() == 0)
+         continue;
+
+      if(arg_list[j].find('=') == std::string::npos)
+         args[arg_list[j]] = "true";
+      else
+         {
+         std::vector<std::string> name_and_value = split_on(arg_list[j], '=');
+         args[name_and_value[0]] = name_and_value[1];
+         }
+      }
+   }
+
+}
-- 
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