41 lines
634 B
Go
41 lines
634 B
Go
// Package pbio reads and writes varint-prefix protobufs, using Google's Protobuf package.
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package pbio
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import (
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"io"
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"google.golang.org/protobuf/proto"
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)
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type Writer interface {
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WriteMsg(proto.Message) error
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}
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type WriteCloser interface {
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Writer
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io.Closer
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}
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type Reader interface {
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ReadMsg(msg proto.Message) error
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}
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type ReadCloser interface {
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Reader
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io.Closer
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}
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func getSize(v interface{}) (int, bool) {
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if sz, ok := v.(interface {
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Size() (n int)
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}); ok {
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return sz.Size(), true
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} else if sz, ok := v.(interface {
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ProtoSize() (n int)
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}); ok {
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return sz.ProtoSize(), true
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} else {
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return 0, false
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}
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}
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