spiegel-keyman/common/engine/keyboardprocessor/src/mock/mock_processor.hpp
Tim Eves da815eb92e Fix use-after0free in abstract_processor::lookup_option() design
Since option was not assigned to non temporary storage the string was deleted and caused the API to return freed memory.
2018-12-19 12:15:24 +07:00

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1.5 KiB
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/*
Copyright: © 2018 SIL International.
Description: Internal keyboard class and adaptor class for the API.
Create Date: 2 Oct 2018
Authors: Tim Eves (TSE)
History: 2 Oct 2018 - TSE - Refactored out of km_kbp_keyboard_api.cpp
*/
#pragma once
#include <string>
#include <unordered_map>
#include <keyman/keyboardprocessor.h>
#include "processor.hpp"
#include "option.hpp"
namespace km {
namespace kbp
{
class mock_processor : public abstract_processor
{
std::unordered_map<std::u16string, std::u16string> _options;
public:
mock_processor(km::kbp::path const &);
// ~mock_processor() override;
km_kbp_status process_event(km_kbp_state *state,
km_kbp_virtual_key vk,
uint16_t modifier_state) override;
virtual km_kbp_attr const & attributes() const override;
km_kbp_status validate() const override;
char16_t const * lookup_option(km_kbp_option_scope,
std::u16string const & key) const override;
option update_option(km_kbp_option_scope,
std::u16string const & key,
std::u16string const & value) override;
};
class null_processor : public mock_processor {
public:
null_processor(): mock_processor(path())
{
_attributes = keyboard_attributes(u"null", u"0.0", path(), {});
}
km_kbp_status validate() const override;
};
} // namespace kbp
} // namespace km