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https://github.com/superseriousbusiness/gotosocial.git
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98263a7de6
* start fixing up tests * fix up tests + automate with drone * fiddle with linting * messing about with drone.yml * some more fiddling * hmmm * add cache * add vendor directory * verbose * ci updates * update some little things * update sig
54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
// Copyright 2016 The Mellium Contributors.
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// Use of this source code is governed by the BSD 2-clause license that can be
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// found in the LICENSE file.
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package sasl
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import (
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"crypto/tls"
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)
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// An Option represents an input to a SASL state machine.
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type Option func(*Negotiator)
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func getOpts(n *Negotiator, o ...Option) {
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n.credentials = func() (username, password, identity []byte) {
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return
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}
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n.permissions = func(_ *Negotiator) bool {
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return false
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}
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for _, f := range o {
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f(n)
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}
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}
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// TLSState lets the state machine negotiate channel binding with a TLS session
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// if supported by the underlying mechanism.
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func TLSState(cs tls.ConnectionState) Option {
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return func(n *Negotiator) {
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n.tlsState = &cs
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}
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}
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// RemoteMechanisms sets a list of mechanisms supported by the remote client or
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// server with which the state machine will be negotiating.
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// It is used to determine if the server supports channel binding.
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func RemoteMechanisms(m ...string) Option {
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return func(n *Negotiator) {
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n.remoteMechanisms = m
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}
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}
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// Credentials provides the negotiator with a username and password to
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// authenticate with and (optionally) an authorization identity.
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// Identity will normally be left empty to act as the username.
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// The Credentials function is called lazily and may be called multiple times by
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// the mechanism.
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// It is not memoized by the negotiator.
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func Credentials(f func() (Username, Password, Identity []byte)) Option {
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return func(n *Negotiator) {
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n.credentials = f
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}
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}
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