mirror of
https://github.com/strongswan/strongswan.git
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79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/*
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* Copyright (C) 2018 Andreas Steffen
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* HSR Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include <library.h>
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#include <batch/pb_tnc_batch.h>
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#include <messages/ietf/pb_error_msg.h>
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#include <state_machine/pb_tnc_state_machine.h>
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#include <utils/debug.h>
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int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
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{
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pb_tnc_batch_t *batch;
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pb_tnc_state_machine_t *state;
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pb_tnc_msg_t *msg;
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pb_error_msg_t *error;
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enumerator_t *enumerator;
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bool from_server;
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chunk_t chunk;
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dbg_default_set_level(-1);
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library_init(NULL, "fuzz_pb_tnc");
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plugin_loader_add_plugindirs(PLUGINDIR, PLUGINS);
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if (!lib->plugins->load(lib->plugins, PLUGINS))
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{
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return 1;
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}
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chunk = chunk_create((u_char*)buf, len);
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INIT(state,
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.receive_batch = (void*)return_true,
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.set_empty_cdata = (void*)nop,
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);
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/* parse incoming PB-TNC batch */
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batch = pb_tnc_batch_create_from_data(chunk);
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if (batch->process_header(batch, TRUE, FALSE, &from_server) == SUCCESS ||
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batch->process_header(batch, TRUE, TRUE, &from_server) == SUCCESS)
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{
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batch->process(batch, state);
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}
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/* enumerate correctly decoded PB-TNC messages */
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enumerator = batch->create_msg_enumerator(batch);
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while (enumerator->enumerate(enumerator, &msg))
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{
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msg->get_type(msg);
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}
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enumerator->destroy(enumerator);
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/* enumerate errors detected while parsing PB-TNC batch and messages */
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enumerator = batch->create_error_enumerator(batch);
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while (enumerator->enumerate(enumerator, &msg))
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{
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error = (pb_error_msg_t*)msg;
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error->get_error_code(error);
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}
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enumerator->destroy(enumerator);
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batch->destroy(batch);
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free(state);
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lib->plugins->unload(lib->plugins);
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library_deinit();
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return 0;
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}
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