mirror of
https://github.com/FluuxIO/go-xmpp.git
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113 lines
3.4 KiB
Go
113 lines
3.4 KiB
Go
package stanza
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import "encoding/xml"
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// ============================================================================
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// SASLAuth implements SASL Authentication initiation.
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// Reference: https://tools.ietf.org/html/rfc6120#section-6.4.2
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type SASLAuth struct {
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XMLName xml.Name `xml:"urn:ietf:params:xml:ns:xmpp-sasl auth"`
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Mechanism string `xml:"mechanism,attr"`
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Value string `xml:",innerxml"`
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}
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// ============================================================================
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// SASLSuccess implements SASL Success nonza, sent by server as a result of the
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// SASL auth negotiation.
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// Reference: https://tools.ietf.org/html/rfc6120#section-6.4.6
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type SASLSuccess struct {
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XMLName xml.Name `xml:"urn:ietf:params:xml:ns:xmpp-sasl success"`
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}
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func (SASLSuccess) Name() string {
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return "sasl:success"
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}
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// SASLSuccess decoding
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type saslSuccessDecoder struct{}
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var saslSuccess saslSuccessDecoder
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func (saslSuccessDecoder) decode(p *xml.Decoder, se xml.StartElement) (SASLSuccess, error) {
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var packet SASLSuccess
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err := p.DecodeElement(&packet, &se)
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return packet, err
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}
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// ============================================================================
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// SASLFailure
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type SASLFailure struct {
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XMLName xml.Name `xml:"urn:ietf:params:xml:ns:xmpp-sasl failure"`
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Any xml.Name // error reason is a subelement
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}
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func (SASLFailure) Name() string {
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return "sasl:failure"
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}
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// SASLFailure decoding
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type saslFailureDecoder struct{}
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var saslFailure saslFailureDecoder
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func (saslFailureDecoder) decode(p *xml.Decoder, se xml.StartElement) (SASLFailure, error) {
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var packet SASLFailure
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err := p.DecodeElement(&packet, &se)
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return packet, err
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}
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// ===========================================================================
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// Resource binding
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// Bind is an IQ payload used during session negotiation to bind user resource
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// to the current XMPP stream.
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// Reference: https://tools.ietf.org/html/rfc6120#section-7
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type Bind struct {
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XMLName xml.Name `xml:"urn:ietf:params:xml:ns:xmpp-bind bind"`
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Resource string `xml:"resource,omitempty"`
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Jid string `xml:"jid,omitempty"`
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}
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func (b *Bind) Namespace() string {
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return b.XMLName.Space
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}
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// ============================================================================
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// Session (Obsolete)
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// Session is both a stream feature and an obsolete IQ Payload, used to bind a
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// resource to the current XMPP stream on RFC 3121 only XMPP servers.
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// Session is obsolete in RFC 6121. It is added to Fluux XMPP for compliance
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// with RFC 3121.
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// Reference: https://xmpp.org/rfcs/rfc3921.html#session
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//
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// This is the draft defining how to handle the transition:
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// https://tools.ietf.org/html/draft-cridland-xmpp-session-01
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type StreamSession struct {
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XMLName xml.Name `xml:"urn:ietf:params:xml:ns:xmpp-session session"`
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Optional bool // If element does exist, it mean we are not required to open session
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}
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func (s *StreamSession) Namespace() string {
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return s.XMLName.Space
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}
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func (s *StreamSession) IsOptional() bool {
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if s.XMLName.Local == "session" {
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return s.Optional
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}
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// If session element is missing, then we should not use session
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return true
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}
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// ============================================================================
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// Registry init
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func init() {
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TypeRegistry.MapExtension(PKTIQ, xml.Name{Space: "urn:ietf:params:xml:ns:xmpp-bind", Local: "bind"}, Bind{})
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TypeRegistry.MapExtension(PKTIQ, xml.Name{Space: "urn:ietf:params:xml:ns:xmpp-session", Local: "session"}, StreamSession{})
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}
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