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msg.go
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msg.go
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// Copyright (C) MongoDB, Inc. 2017-present.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License. You may obtain
// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
package wiremessage
import "github.com/mongodb/mongo-go-driver/bson"
// Msg represents the OP_MSG message of the MongoDB wire protocol.
type Msg struct {
MsgHeader Header
FlagBits MsgFlag
Sections []Section
Checksum uint32
}
// MarshalWireMessage implements the Marshaler and WireMessage interfaces.
func (m Msg) MarshalWireMessage() ([]byte, error) {
panic("not implemented")
}
// ValidateWireMessage implements the Validator and WireMessage interfaces.
func (m Msg) ValidateWireMessage() error {
panic("not implemented")
}
// AppendWireMessage implements the Appender and WireMessage interfaces.
func (m Msg) AppendWireMessage([]byte) ([]byte, error) {
panic("not implemented")
}
// String implements the fmt.Stringer interface.
func (m Msg) String() string {
panic("not implemented")
}
// Len implements the WireMessage interface.
func (m Msg) Len() int {
panic("not implemented")
}
// UnmarshalWireMessage implements the Unmarshaler interface.
func (m *Msg) UnmarshalWireMessage([]byte) error {
panic("not implemented")
}
// MsgFlag represents the flags on an OP_MSG message.
type MsgFlag uint32
// These constants represent the individual flags on an OP_MSG message.
const (
ChecksumPresent MsgFlag = 1 << iota
MoreToCome
ExhaustAllowed MsgFlag = 1 << 16
)
// Section represents a section on an OP_MSG message.
type Section interface {
Kind() uint8
}
// SectionBody represents the kind body of an OP_MSG message.
type SectionBody struct {
Document bson.Reader
}
// Kind implements the Section interface.
func (sb SectionBody) Kind() uint8 {
panic("not implemented")
}
// SectionDocumentSequence represents the kind document sequence of an OP_MSG message.
type SectionDocumentSequence struct {
Size int32
Identifier string
Documents []bson.Reader
}
// Kind implements the Section interface.
func (sds SectionDocumentSequence) Kind() uint8 {
panic("not implemented")
}