/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 *    Copyright 2024 (c) Fraunhofer IOSB (Author: Julius Pfrommer)

 */

#include "custom_memory_manager.h"

#include <open62541/plugin/log_stdout.h>

#include <open62541/server_config_default.h>

#include <open62541/types.h>

/*

** Main entry point.  The fuzzer invokes this function with each

** fuzzed input.

*/

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {

    if(size <= 6)

        return 0;

    // set the available memory

    if(!UA_memoryManager_setLimitFromLast4Bytes(data, size))

        return 0;

    data += 4;

    size -= 4;

    const UA_String input = {size, (UA_Byte *) (void *) data};

    UA_String out = UA_STRING_NULL;

    UA_String out2 = UA_STRING_NULL;

    UA_AttributeOperand ao;

    UA_AttributeOperand ao2;

    UA_AttributeOperand_init(&ao2);

    UA_StatusCode ret = UA_AttributeOperand_parse(&ao, input);

    if(ret != UA_STATUSCODE_GOOD)

        return 0;

    ret = UA_AttributeOperand_print(&ao, &out);

    if(ret == UA_STATUSCODE_BADOUTOFMEMORY)

        goto cleanup;

    UA_assert(ret == UA_STATUSCODE_GOOD);

    ret = UA_AttributeOperand_parse(&ao2, out);

    if(ret == UA_STATUSCODE_BADOUTOFMEMORY)

        goto cleanup;

    UA_assert(ret == UA_STATUSCODE_GOOD);

    ret = UA_AttributeOperand_print(&ao2, &out2);

    if(ret == UA_STATUSCODE_BADOUTOFMEMORY)

        goto cleanup;

    UA_assert(ret == UA_STATUSCODE_GOOD);

    UA_assert(UA_String_equal(&out, &out2));

    UA_assert(UA_equal(&ao, &ao2, &UA_TYPES[UA_TYPES_ATTRIBUTEOPERAND]));

 cleanup:

    UA_String_clear(&out);

    UA_String_clear(&out2);

    UA_AttributeOperand_clear(&ao);

    UA_AttributeOperand_clear(&ao2);

    return 0;

}