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30 lines
735 B
Go
30 lines
735 B
Go
package serial
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import (
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"encoding/binary"
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"io"
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)
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// ReadUint16 reads first two bytes from the reader, and then coverts them to an uint16 value.
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func ReadUint16(reader io.Reader) (uint16, error) {
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var b [2]byte
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if _, err := io.ReadFull(reader, b[:]); err != nil {
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return 0, err
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}
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return binary.BigEndian.Uint16(b[:]), nil
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}
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// WriteUint16 writes an uint16 value into writer.
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func WriteUint16(writer io.Writer, value uint16) (int, error) {
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var b [2]byte
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binary.BigEndian.PutUint16(b[:], value)
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return writer.Write(b[:])
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}
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// WriteUint64 writes an uint64 value into writer.
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func WriteUint64(writer io.Writer, value uint64) (int, error) {
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var b [8]byte
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binary.BigEndian.PutUint64(b[:], value)
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return writer.Write(b[:])
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}
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