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Merge "res_pjsip_t38.c: Be smarter about how we respond when T.38 is disabled." into 13

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This commit is contained in:
Joshua Colp
2018-07-10 06:54:51 -05:00
committed by Gerrit Code Review
parent 50e46e3bdb a82f9762fd
commit 3fe275ca02
1 changed files with 31 additions and 10 deletions
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41
res/res_pjsip_t38.c
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@@ -406,21 +406,42 @@ static int t38_interpret_parameters(void *obj)
static struct ast_frame *t38_framehook_write(struct ast_channel *chan,
struct ast_sip_session *session, struct ast_frame *f)
{
if (f->frametype == AST_FRAME_CONTROL && f->subclass.integer == AST_CONTROL_T38_PARAMETERS) {
if (f->frametype == AST_FRAME_CONTROL
&& f->subclass.integer == AST_CONTROL_T38_PARAMETERS) {
if (session->endpoint->media.t38.enabled) {
struct t38_parameters_task_data *data = t38_parameters_task_data_alloc(session, f);
struct t38_parameters_task_data *data;
if (!data) {
return f;
}
if (ast_sip_push_task(session->serializer, t38_interpret_parameters, data)) {
data = t38_parameters_task_data_alloc(session, f);
if (data
&& ast_sip_push_task(session->serializer,
t38_interpret_parameters, data)) {
ao2_ref(data, -1);
}
} else {
struct ast_control_t38_parameters parameters = { .request_response = AST_T38_REFUSED, };
ast_debug(2, "T.38 support not enabled, rejecting T.38 control packet\n");
ast_queue_control_data(session->channel, AST_CONTROL_T38_PARAMETERS, &parameters, sizeof(parameters));
static const struct ast_control_t38_parameters rsp_refused = {
.request_response = AST_T38_REFUSED,
};
static const struct ast_control_t38_parameters rsp_terminated = {
.request_response = AST_T38_TERMINATED,
};
const struct ast_control_t38_parameters *parameters = f->data.ptr;
switch (parameters->request_response) {
case AST_T38_REQUEST_NEGOTIATE:
ast_debug(2, "T.38 support not enabled on %s, refusing T.38 negotiation\n",
ast_channel_name(chan));
ast_queue_control_data(chan, AST_CONTROL_T38_PARAMETERS,
&rsp_refused, sizeof(rsp_refused));
break;
case AST_T38_REQUEST_TERMINATE:
ast_debug(2, "T.38 support not enabled on %s, 'terminating' T.38 session\n",
ast_channel_name(chan));
ast_queue_control_data(chan, AST_CONTROL_T38_PARAMETERS,
&rsp_terminated, sizeof(rsp_terminated));
break;
default:
break;
}
}
} else if (f->frametype == AST_FRAME_MODEM) {
struct ast_sip_session_media *session_media;