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read_at
read_at함수는 반환하기 전에 지정된 오프셋에서 일정량의 데이터를 읽어오는 구성된 작업이다.
반환하기 전에 지정된 오프셋에서 일정량의 데이터 읽기를 시도한다.
template< typename SyncRandomAccessReadDevice, typename MutableBufferSequence> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, const MutableBufferSequence & buffers);[SyncRandomAccessReadDevice, MutableBufferSequence, read_at]
template< typename SyncRandomAccessReadDevice, typename MutableBufferSequence> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, const MutableBufferSequence & buffers, boost::system::error_code & ec);[SyncRandomAccessReadDevice, MutableBufferSequence, read_at]
template< typename SyncRandomAccessReadDevice, typename MutableBufferSequence, typename CompletionCondition> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, const MutableBufferSequence & buffers, CompletionCondition completion_condition);[SyncRandomAccessReadDevice, MutableBufferSequence, CompletionCondition, read_at]
template< typename SyncRandomAccessReadDevice, typename MutableBufferSequence, typename CompletionCondition> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, const MutableBufferSequence & buffers, CompletionCondition completion_condition, boost::system::error_code & ec);[SyncRandomAccessReadDevice, MutableBufferSequence, CompletionCondition, read_at]
template< typename SyncRandomAccessReadDevice, typename Allocator> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, basic_streambuf< Allocator > & b);[SyncRandomAccessReadDevice, read_at]
template< typename SyncRandomAccessReadDevice, typename Allocator> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, basic_streambuf< Allocator > & b, boost::system::error_code & ec);[SyncRandomAccessReadDevice, read_at]
template< typename SyncRandomAccessReadDevice, typename Allocator, typename CompletionCondition> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, basic_streambuf< Allocator > & b, CompletionCondition completion_condition);[SyncRandomAccessReadDevice, CompletionCondition, read_at]
template< typename SyncRandomAccessReadDevice, typename Allocator, typename CompletionCondition> std::size_t read_at( SyncRandomAccessReadDevice & d, uint64_t offset, basic_streambuf< Allocator > & b, CompletionCondition completion_condition, boost::system::error_code & ec);
요구 사항
일반 헤더: boost/asio/read_at.hpp
편의 헤더: boost/asio.hpp
Boost.Asio 홈
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