92 lines
2.5 KiB
Rust
92 lines
2.5 KiB
Rust
// Copyright (c) 2020 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use xso::{AsXml, FromXml};
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use crate::ns;
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generate_attribute!(
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/// Which party is allowed to send the negotiated RTP Header Extensions.
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Senders, "senders", {
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/// Both parties can send them.
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Both => "both",
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/// Only the initiator can send them.
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Initiator => "initiator",
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/// Only the responder can send them.
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Responder => "responder",
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}, Default = Both
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);
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/// Header extensions to be used in a RTP description.
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#[derive(FromXml, AsXml, PartialEq, Debug, Clone)]
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#[xml(namespace = ns::JINGLE_RTP_HDREXT, name = "rtp-hdrext")]
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pub struct RtpHdrext {
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/// The ID of the extensions. The allowed values are only in the 1-256, 4096-4351 ranges,
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/// this isn’t enforced by xmpp-parsers yet!
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// TODO: make it so.
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#[xml(attribute)]
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pub id: u16,
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/// The URI that defines the extension.
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#[xml(attribute)]
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pub uri: String,
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/// Which party is allowed to send the negotiated RTP Header Extensions.
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#[xml(attribute(default))]
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pub senders: Senders,
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}
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impl RtpHdrext {
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/// Create a new RTP header extension element.
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pub fn new(id: u16, uri: String) -> RtpHdrext {
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RtpHdrext {
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id,
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uri,
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senders: Default::default(),
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}
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}
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/// Set the senders.
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pub fn with_senders(mut self, senders: Senders) -> RtpHdrext {
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self.senders = senders;
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self
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use minidom::Element;
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#[cfg(target_pointer_width = "32")]
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#[test]
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fn test_size() {
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assert_size!(Senders, 1);
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assert_size!(RtpHdrext, 16);
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}
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#[cfg(target_pointer_width = "64")]
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#[test]
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fn test_size() {
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assert_size!(Senders, 1);
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assert_size!(RtpHdrext, 32);
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}
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#[test]
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fn parse_exthdr() {
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let elem: Element = "<rtp-hdrext xmlns='urn:xmpp:jingle:apps:rtp:rtp-hdrext:0'
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uri='urn:ietf:params:rtp-hdrext:toffset'
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id='1'/>"
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.parse()
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.unwrap();
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let rtp_hdrext = RtpHdrext::try_from(elem).unwrap();
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assert_eq!(rtp_hdrext.id, 1);
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assert_eq!(rtp_hdrext.uri, "urn:ietf:params:rtp-hdrext:toffset");
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assert_eq!(rtp_hdrext.senders, Senders::Both);
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}
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}
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