--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eapol/eapol_framework/eapol_common/am/common/crypto/random/eap_am_random_test.cpp Thu Dec 17 08:47:43 2009 +0200
@@ -0,0 +1,263 @@
+/*
+* Copyright (c) 2001-2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: EAP and WLAN authentication protocols.
+*
+*/
+
+
+// This is enumeration of EAPOL source code.
+#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)
+ #undef EAP_FILE_NUMBER_ENUM
+ #define EAP_FILE_NUMBER_ENUM 5
+ #undef EAP_FILE_NUMBER_DATE
+ #define EAP_FILE_NUMBER_DATE 1127594498
+#endif //#if defined(USE_EAP_MINIMUM_RELEASE_TRACES)
+
+
+#include "eap_am_random_test.h"
+
+//--------------------------------------------------
+
+#if 1
+ #define EAP_TEST_RANDOM_TRACE_DEBUG EAP_TRACE_DEBUG
+ #define EAP_TEST_RANDOM_TRACE_DATA_DEBUG EAP_TRACE_DATA_DEBUG
+#else
+ #define EAP_TEST_RANDOM_TRACE_DEBUG(tools, flags, params)
+ #define EAP_TEST_RANDOM_TRACE_DATA_DEBUG(tools, flags, prefix, data, data_length)
+#endif
+
+static const u32_t EAP_TRACE_MASK_TEST_RANDOM = eap_am_tools_c::eap_trace_mask_crypto_test_random;
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT eap_am_random_test_c::~eap_am_random_test_c()
+{
+}
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT eap_am_random_test_c::eap_am_random_test_c(
+ abs_eap_am_tools_c * const tools)
+ : m_am_tools(tools)
+ , m_state(tools)
+ , m_hash(tools)
+ , m_rand_counter(0ul)
+ , m_do_seeding(false)
+ , m_is_valid(false)
+{
+}
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT void eap_am_random_test_c::set_do_reseeding(const bool does_reseeding_when_true)
+{
+ m_do_seeding = does_reseeding_when_true;
+}
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT eap_status_e eap_am_random_test_c::init(
+ const void * const bytes,
+ const u32_t length)
+{
+ if (m_is_valid == true)
+ {
+ // Already initialized.
+ return eap_status_ok;
+ }
+
+ m_state.reset();
+
+ eap_status_e status = m_state.set_buffer_length(m_hash.get_digest_length());
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+ m_state.set_data_length(m_state.get_buffer_length());
+
+ if (m_state.get_is_valid_data() == false)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, eap_status_allocation_error);
+ }
+
+ m_am_tools->memset(m_state.get_data(m_state.get_data_length()), 0, m_state.get_data_length());
+
+ m_is_valid = true;
+
+ if (length > 0ul)
+ {
+ status = internal_rand_seed(
+ bytes,
+ length);
+ }
+
+ return EAP_STATUS_RETURN(m_am_tools, status);
+}
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT eap_status_e eap_am_random_test_c::internal_rand_seed(
+ const void * const bytes,
+ const u32_t length)
+{
+ eap_status_e status = eap_status_process_general_error;
+
+ EAP_ASSERT_ALWAYS(m_is_valid == true);
+
+ status = m_hash.hash_init();
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+
+ status = m_hash.hash_update(
+ m_state.get_data(m_state.get_data_length()),
+ m_state.get_data_length());
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+
+ status = m_hash.hash_update(
+ bytes,
+ length);
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+
+ u32_t md_length = m_state.get_data_length();
+
+ status = m_hash.hash_final(
+ m_state.get_data(m_state.get_data_length()),
+ &md_length);
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+
+ EAP_ASSERT(md_length == m_state.get_data_length());
+
+ return EAP_STATUS_RETURN(m_am_tools, status);
+}
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT eap_status_e eap_am_random_test_c::add_rand_seed(
+ const void * const bytes,
+ const u32_t length)
+{
+ eap_status_e status = eap_status_ok;
+
+ EAP_ASSERT_ALWAYS(m_is_valid == true);
+
+ if (m_do_seeding == true)
+ {
+ EAP_TEST_RANDOM_TRACE_DATA_DEBUG(
+ m_am_tools,
+ EAP_TRACE_MASK_TEST_RANDOM,
+ (EAPL("PSEUDO RANDOM SEED:"),
+ bytes,
+ length));
+
+ status = internal_rand_seed(
+ bytes,
+ length);
+ }
+
+ return EAP_STATUS_RETURN(m_am_tools, status);
+}
+
+//--------------------------------------------------
+
+//
+EAP_FUNC_EXPORT eap_status_e eap_am_random_test_c::get_rand_bytes(
+ void * const p_bytes,
+ const u32_t length)
+{
+ eap_status_e status = eap_status_process_general_error;
+
+ EAP_ASSERT_ALWAYS(m_is_valid == true);
+
+ if (p_bytes == 0)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, eap_status_illegal_parameter);
+ }
+
+ if (length == 0ul)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, eap_status_ok);
+ }
+
+ u32_t count = length / m_state.get_data_length();
+ if ((length % m_state.get_data_length()) != 0)
+ {
+ ++count;
+ }
+
+ u32_t missing_bytes = length;
+ u8_t * const bytes = static_cast<u8_t *>(p_bytes);
+
+ for (u32_t ind = 0ul; ind < count; ind++)
+ {
+ ++m_rand_counter;
+
+ status = internal_rand_seed(
+ &m_rand_counter,
+ sizeof(m_rand_counter));
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+
+ status = internal_rand_seed(
+ m_state.get_data(m_state.get_data_length()),
+ m_state.get_data_length());
+ if (status != eap_status_ok)
+ {
+ return EAP_STATUS_RETURN(m_am_tools, status);
+ }
+
+ u32_t copied_data = missing_bytes;
+ if (copied_data >= m_state.get_data_length())
+ {
+ copied_data = m_state.get_data_length();
+ }
+
+ m_am_tools->memmove(bytes+(m_state.get_data_length()*ind), m_state.get_data(copied_data), copied_data);
+
+ missing_bytes -= copied_data;
+ }
+
+ EAP_TEST_RANDOM_TRACE_DATA_DEBUG(
+ m_am_tools,
+ EAP_TRACE_MASK_TEST_RANDOM,
+ (EAPL("PSEUDO RANDOM DATA:"),
+ p_bytes,
+ length));
+
+ return EAP_STATUS_RETURN(m_am_tools, status);
+}
+
+//--------------------------------------------------
+
+
+//--------------------------------------------------
+// End.