1 files changed, 104 insertions, 0 deletions
diff --git a/src/lib/libstate/libstate.cpp b/src/lib/libstate/libstate.cpp
new file mode 100644
index 000000000..649dcc9b4
--- /dev/null
+++ b/src/lib/libstate/libstate.cpp
@@ -0,0 +1,104 @@
+/*
+* Library Internal/Global State
+* (C) 1999-2010 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include <botan/libstate.h>
+#include <botan/charset.h>
+#include <botan/engine.h>
+#include <botan/cpuid.h>
+#include <botan/oids.h>
+#include <botan/internal/core_engine.h>
+#include <botan/internal/stl_util.h>
+#include <algorithm>
+
+#if defined(BOTAN_HAS_SELFTESTS)
+  #include <botan/selftest.h>
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_ASSEMBLER)
+  #include <botan/internal/asm_engine.h>
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_AES_ISA)
+  #include <botan/internal/aes_isa_engine.h>
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_SIMD)
+  #include <botan/internal/simd_engine.h>
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_GNU_MP)
+  #include <botan/internal/gnump_engine.h>
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_OPENSSL)
+  #include <botan/internal/openssl_engine.h>
+#endif
+
+namespace Botan {
+
+/*
+* Return a reference to the Algorithm_Factory
+*/
+Algorithm_Factory& Library_State::algorithm_factory() const
+   {
+   if(!m_algorithm_factory)
+      throw Invalid_State("Uninitialized in Library_State::algorithm_factory");
+   return *m_algorithm_factory;
+   }
+
+/*
+* Return a reference to the global PRNG
+*/
+RandomNumberGenerator& Library_State::global_rng()
+   {
+   return *m_global_prng;
+   }
+
+void Library_State::initialize()
+   {
+   if(m_algorithm_factory.get())
+      throw Invalid_State("Library_State has already been initialized");
+
+   CPUID::initialize();
+
+   SCAN_Name::set_default_aliases();
+   OIDS::set_defaults();
+
+   m_algorithm_factory.reset(new Algorithm_Factory());
+
+#if defined(BOTAN_HAS_ENGINE_GNU_MP)
+   algorithm_factory().add_engine(new GMP_Engine);
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_OPENSSL)
+   algorithm_factory().add_engine(new OpenSSL_Engine);
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_AES_ISA)
+   algorithm_factory().add_engine(new AES_ISA_Engine);
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_SIMD)
+   algorithm_factory().add_engine(new SIMD_Engine);
+#endif
+
+#if defined(BOTAN_HAS_ENGINE_ASSEMBLER)
+   algorithm_factory().add_engine(new Assembler_Engine);
+#endif
+
+   algorithm_factory().add_engine(new Core_Engine);
+
+   m_sources = entropy_sources();
+
+   m_global_prng.reset(new Serialized_RNG());
+
+#if defined(BOTAN_HAS_SELFTESTS)
+   confirm_startup_self_tests(algorithm_factory());
+#endif
+   }
+
+}