90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
/*
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Copyright <2018-2022> <scott.e.graves@protonmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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associated documentation files (the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge, publish, distribute,
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sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all copies or
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substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
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OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef INCLUDE_UTILS_NATIVEFILE_HPP_
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#define INCLUDE_UTILS_NATIVEFILE_HPP_
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#include "common.hpp"
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#include "types/repertory.hpp"
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namespace repertory {
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class native_file final {
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public:
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typedef std::shared_ptr<native_file> native_file_ptr;
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public:
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static native_file_ptr attach(OSHandle handle) {
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return native_file_ptr(new native_file(handle));
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}
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static native_file_ptr clone(const native_file_ptr &nativeFile);
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static api_error create_or_open(const std::string &source_path, native_file_ptr &nf);
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static api_error open(const std::string &source_path, native_file_ptr &nf);
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private:
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explicit native_file(const OSHandle &handle) : handle_(handle) {}
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public:
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~native_file() = default;
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private:
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OSHandle handle_;
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#ifdef _WIN32
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std::recursive_mutex read_write_mutex_;
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#endif
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public:
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bool allocate(const std::uint64_t &file_size);
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void close();
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bool copy_from(const native_file_ptr &source);
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bool copy_from(const std::string &path);
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void flush();
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bool get_file_size(std::uint64_t &file_size);
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OSHandle get_handle() { return handle_; }
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#ifdef _WIN32
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bool read_bytes(char *buffer, const std::size_t &read_size, const std::uint64_t &read_offset,
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std::size_t &bytes_read);
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#else
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bool read_bytes(char *buffer, const std::size_t &read_size, const std::uint64_t &read_offset,
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std::size_t &bytes_read);
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#endif
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bool truncate(const std::uint64_t &file_size);
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#ifdef _WIN32
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bool write_bytes(const char *buffer, const std::size_t &write_size,
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const std::uint64_t &write_offset, std::size_t &bytes_written);
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#else
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bool write_bytes(const char *buffer, const std::size_t &write_size,
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const std::uint64_t &write_offset, std::size_t &bytes_written);
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#endif
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};
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typedef native_file::native_file_ptr native_file_ptr;
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} // namespace repertory
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#endif // INCLUDE_UTILS_NATIVEFILE_HPP_
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