Fix destination address of IBB error codes

This commit is contained in:
hrxi 2019-08-06 20:20:43 +02:00
parent e1c98a0fd9
commit 4e0adcd2b4

View file

@ -25,28 +25,28 @@ public class Module : XmppStreamModule, Iq.Handler {
node = (node != null) ? node : iq.stanza.get_subnode("data", NS_URI); node = (node != null) ? node : iq.stanza.get_subnode("data", NS_URI);
node = (node != null) ? node : iq.stanza.get_subnode("close", NS_URI); node = (node != null) ? node : iq.stanza.get_subnode("close", NS_URI);
if (node == null) { if (node == null) {
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("unknown IBB action"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("unknown IBB action")) { to=iq.from });
return; return;
} }
string? sid = node.get_attribute("sid"); string? sid = node.get_attribute("sid");
if (sid == null) { if (sid == null) {
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("missing sid"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("missing sid")) { to=iq.from });
return; return;
} }
Connection? conn = stream.get_flag(Flag.IDENTITY).get_connection(sid); Connection? conn = stream.get_flag(Flag.IDENTITY).get_connection(sid);
if (node.name == "open") { if (node.name == "open") {
if (conn == null) { if (conn == null) {
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.not_acceptable("unexpected IBB connection"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.not_acceptable("unexpected IBB connection")) { to=iq.from });
return; return;
} }
if (conn.state != Connection.State.WAITING_FOR_CONNECT) { if (conn.state != Connection.State.WAITING_FOR_CONNECT) {
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("IBB open for already open connection"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("IBB open for already open connection")) { to=iq.from });
return; return;
} }
conn.handle_open(stream, node, iq); conn.handle_open(stream, node, iq);
} else { } else {
if (conn == null || conn.state != Connection.State.CONNECTED) { if (conn == null || conn.state != Connection.State.CONNECTED) {
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.item_not_found())); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.item_not_found()) { to=iq.from });
return; return;
} }
if (node.name == "close") { if (node.name == "close") {
@ -373,17 +373,17 @@ public class Connection : IOStream {
string? stanza = open.get_attribute("stanza"); string? stanza = open.get_attribute("stanza");
if (block_size < 0 || (stanza != null && stanza != "iq" && stanza != "message")) { if (block_size < 0 || (stanza != null && stanza != "iq" && stanza != "message")) {
set_error("invalid open"); set_error("invalid open");
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("missing block_size or invalid stanza"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("missing block_size or invalid stanza")) { to=iq.from });
return; return;
} }
if (stanza != null && stanza != "iq") { if (stanza != null && stanza != "iq") {
set_error("invalid open"); set_error("invalid open");
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.feature_not_implemented("cannot use message stanzas for IBB"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.feature_not_implemented("cannot use message stanzas for IBB")) { to=iq.from });
return; return;
} }
if (block_size > this.block_size) { if (block_size > this.block_size) {
set_error("invalid open"); set_error("invalid open");
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.build(ErrorStanza.TYPE_CANCEL, ErrorStanza.CONDITION_RESOURCE_CONSTRAINT, "opening a connection with a greater than negotiated/acceptable block size", null))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.build(ErrorStanza.TYPE_CANCEL, ErrorStanza.CONDITION_RESOURCE_CONSTRAINT, "opening a connection with a greater than negotiated/acceptable block size", null)) { to=iq.from });
return; return;
} }
this.block_size = block_size; this.block_size = block_size;
@ -395,7 +395,7 @@ public class Connection : IOStream {
assert(state == State.CONNECTED); assert(state == State.CONNECTED);
if (input_closed) { if (input_closed) {
set_error("unexpected data"); set_error("unexpected data");
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.not_allowed("unexpected data"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.not_allowed("unexpected data")) { to=iq.from });
return; return;
} }
int seq = data.get_attribute_int("seq"); int seq = data.get_attribute_int("seq");
@ -404,12 +404,12 @@ public class Connection : IOStream {
uint8[] content = Base64.decode(data.get_string_content()); uint8[] content = Base64.decode(data.get_string_content());
if (content.length > block_size) { if (content.length > block_size) {
set_error("data longer than negotiated block size"); set_error("data longer than negotiated block size");
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("data longer than negotiated block size"))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.bad_request("data longer than negotiated block size")) { to=iq.from });
return; return;
} }
if (seq < 0 || seq != remote_seq) { if (seq < 0 || seq != remote_seq) {
set_error("out of order data packets"); set_error("out of order data packets");
stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.build(ErrorStanza.TYPE_CANCEL, ErrorStanza.CONDITION_UNEXPECTED_REQUEST, "out of order data packets", null))); stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.error(iq, new ErrorStanza.build(ErrorStanza.TYPE_CANCEL, ErrorStanza.CONDITION_UNEXPECTED_REQUEST, "out of order data packets", null)) { to=iq.from });
return; return;
} }
remote_seq = (remote_seq + 1) % SEQ_MODULUS; remote_seq = (remote_seq + 1) % SEQ_MODULUS;