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Remove unused section writer

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This commit is contained in:
Eugen Wissner
2024-08-30 19:46:43 +02:00
parent 611f43e5d8
commit e95d63c620
4 changed files with 5 additions and 183 deletions
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72
include/elna/backend/target.hpp
View File

@ -7,87 +7,17 @@
namespace elna::riscv
{
/**
* Writer to a single label.
*/
struct elfio_section_writer
{
struct entry
{
std::string_view label;
const std::byte *data{ nullptr };
std::size_t size{ 0 };
};
/**
* An iterator over label and string pairs.
*/
struct iterator
{
using iterator_category = std::forward_iterator_tag;
using difference_type = ptrdiff_t;
using value_type = entry;
using pointer = const value_type *;
using reference = const value_type&;
reference operator*() const noexcept;
pointer operator->() const noexcept;
iterator& operator++();
iterator& operator++(int);
bool operator==(const iterator& that) const;
bool operator!=(const iterator& that) const;
private:
std::vector<std::string>::const_iterator labels;
std::vector<std::size_t>::const_iterator sizes;
value_type payload;
iterator(std::vector<std::string>::const_iterator labels, std::vector<std::size_t>::const_iterator sizes,
const std::byte *data)
: labels(labels), sizes(sizes)
{
if (data != nullptr)
{
payload = { *this->labels, data, *this->sizes};
}
}
iterator(std::vector<std::string>::const_iterator labels, std::vector<std::size_t>::const_iterator sizes)
: labels(labels), sizes(sizes), payload{}
{
}
friend elfio_section_writer;
};
explicit elfio_section_writer(ELFIO::section *section);
void operator()(const std::string& label, const std::byte *data, std::size_t size);
std::pair<std::string_view, bool> operator()(const std::byte *data, std::size_t size);
iterator begin() const;
iterator end() const;
ELFIO::section *section() noexcept;
private:
std::vector<std::string> labels;
std::vector<std::size_t> sizes;
ELFIO::section *m_section;
};
class elfio_writer final : public source::writer<std::byte>
{
ELFIO::section *text;
elfio_section_writer read_only;
ELFIO::symbol_section_accessor symbol_accessor;
ELFIO::string_section_accessor string_accessor;
public:
elfio_writer(ELFIO::section *text, ELFIO::section *read_only, ELFIO::symbol_section_accessor symbol_accessor,
elfio_writer(ELFIO::section *text, ELFIO::symbol_section_accessor symbol_accessor,
ELFIO::string_section_accessor string_accessor);
std::size_t sink(const std::string& label, const std::byte *data, std::size_t size) override;
std::string_view sink(const std::byte *data, std::size_t size) override;
void sink(const std::string& label) override;
std::size_t size() const override;
};

10
include/elna/source/result.hpp
View File

@ -171,16 +171,6 @@ namespace elna::source
*/
virtual std::size_t sink(const std::string& label, const T *data, std::size_t size) = 0;
/**
* Writes data and returns a label under that the data can be accessed.
*
* \param data Data to be written.
* \param size Data size.
*
* \return Label for the symbol.
*/
virtual std::string_view sink(const T *data, std::size_t size) = 0;
/**
* Creates an external symbol.
*/