53 lines
1.3 KiB
C++

/*
* ModSecurity, http://www.modsecurity.org/
* Copyright (c) 2015 - 2023 Trustwave Holdings, Inc. (http://www.trustwave.com/)
*
* You may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* If any of the files related to licensing are missing or if you have any
* other questions related to licensing please contact Trustwave Holdings, Inc.
* directly using the email address security@modsecurity.org.
*
*/
#include "src/actions/transformations/remove_nulls.h"
#include <string.h>
#include <string>
#include "modsecurity/transaction.h"
#include "src/actions/transformations/transformation.h"
namespace modsecurity {
namespace actions {
namespace transformations {
std::string RemoveNulls::evaluate(const std::string &val,
Transaction *transaction) {
size_t i = 0;
std::string transformed_value;
transformed_value.reserve(val.size());
while (i < val.size()) {
if (val.at(i) == '\0') {
// do nothing; continue on to next char in original val
} else {
transformed_value += val.at(i);
}
i++;
}
return transformed_value;
}
} // namespace transformations
} // namespace actions
} // namespace modsecurity