Attempt to read a certain amount of data from a stream before returning.
template< typename SyncReadStream, typename MutableBufferSequence> std::size_t read( SyncReadStream & s, const MutableBufferSequence & buffers, typename enable_if< is_mutable_buffer_sequence< MutableBufferSequence >::value >::type * = 0); » more... template< typename SyncReadStream, typename MutableBufferSequence> std::size_t read( SyncReadStream & s, const MutableBufferSequence & buffers, std::error_code & ec, typename enable_if< is_mutable_buffer_sequence< MutableBufferSequence >::value >::type * = 0); » more... template< typename SyncReadStream, typename MutableBufferSequence, typename CompletionCondition> std::size_t read( SyncReadStream & s, const MutableBufferSequence & buffers, CompletionCondition completion_condition, typename enable_if< is_mutable_buffer_sequence< MutableBufferSequence >::value >::type * = 0); » more... template< typename SyncReadStream, typename MutableBufferSequence, typename CompletionCondition> std::size_t read( SyncReadStream & s, const MutableBufferSequence & buffers, CompletionCondition completion_condition, std::error_code & ec, typename enable_if< is_mutable_buffer_sequence< MutableBufferSequence >::value >::type * = 0); » more... template< typename SyncReadStream, typename DynamicBuffer> std::size_t read( SyncReadStream & s, DynamicBuffer && buffers, typename enable_if< is_dynamic_buffer< DynamicBuffer >::value >::type * = 0); » more... template< typename SyncReadStream, typename DynamicBuffer> std::size_t read( SyncReadStream & s, DynamicBuffer && buffers, std::error_code & ec, typename enable_if< is_dynamic_buffer< DynamicBuffer >::value >::type * = 0); » more... template< typename SyncReadStream, typename DynamicBuffer, typename CompletionCondition> std::size_t read( SyncReadStream & s, DynamicBuffer && buffers, CompletionCondition completion_condition, typename enable_if< is_dynamic_buffer< DynamicBuffer >::value >::type * = 0); » more... template< typename SyncReadStream, typename DynamicBuffer, typename CompletionCondition> std::size_t read( SyncReadStream & s, DynamicBuffer && buffers, CompletionCondition completion_condition, std::error_code & ec, typename enable_if< is_dynamic_buffer< DynamicBuffer >::value >::type * = 0); » more...