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78590be058
Definitely, need to add higher level methods for other packages to use. May rehide some of these interfaces at that point.
52 lines
893 B
Go
52 lines
893 B
Go
package pgx
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import (
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"bytes"
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"encoding/binary"
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)
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type MessageReader []byte
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func newMessageReader(buf []byte) *MessageReader {
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r := MessageReader(buf)
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return &r
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}
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func (r *MessageReader) ReadByte() byte {
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b := (*r)[0]
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*r = (*r)[1:]
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return b
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}
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func (r *MessageReader) ReadInt16() int16 {
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n := int16(binary.BigEndian.Uint16((*r)[:2]))
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*r = (*r)[2:]
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return n
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}
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func (r *MessageReader) ReadInt32() int32 {
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n := int32(binary.BigEndian.Uint32((*r)[:4]))
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*r = (*r)[4:]
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return n
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}
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func (r *MessageReader) ReadOid() oid {
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n := oid(binary.BigEndian.Uint32((*r)[:4]))
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*r = (*r)[4:]
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return n
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}
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func (r *MessageReader) ReadString() string {
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n := bytes.IndexByte(*r, 0)
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s := (*r)[:n]
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*r = (*r)[n+1:]
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return string(s)
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}
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// Read count bytes and return as string
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func (r *MessageReader) ReadByteString(count int32) string {
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s := (*r)[:count]
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*r = (*r)[count:]
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return string(s)
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}
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