diff options
author | Torrey Searle <torrey@voxbone.com> | 2017-06-22 14:47:54 +0200 |
---|---|---|
committer | Torrey Searle <torrey@voxbone.com> | 2017-06-22 14:56:10 +0200 |
commit | 154d2914fa7e7e91225e18fa8c93224740790a3e (patch) | |
tree | 3386b4d73de1f2b40691131391c268640d51b7b2 /res/res_pjsip_t38.c | |
parent | bd9d72793d4ec2894d20d7ce08efb96f4188e188 (diff) |
res/res_pjsip_t38 ensure t38 requests get rejected quickly
arm the t38 webhook always, so we can correctly reject a
T38 negotiation request when t38 is disabled on a channel
Change-Id: Ib1ffe35aee145d4e0fe61dd012580be11aae079d
Diffstat (limited to 'res/res_pjsip_t38.c')
-rw-r--r-- | res/res_pjsip_t38.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/res/res_pjsip_t38.c b/res/res_pjsip_t38.c index 0ce6474e3..f28760149 100644 --- a/res/res_pjsip_t38.c +++ b/res/res_pjsip_t38.c @@ -403,16 +403,21 @@ 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 && - session->endpoint->media.t38.enabled) { - struct t38_parameters_task_data *data = t38_parameters_task_data_alloc(session, f); + 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); - if (!data) { - return f; - } + if (!data) { + return f; + } - if (ast_sip_push_task(session->serializer, t38_interpret_parameters, data)) { - ao2_ref(data, -1); + if (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, ¶meters, sizeof(parameters)); } } else if (f->frametype == AST_FRAME_MODEM) { struct ast_sip_session_media *session_media; @@ -503,10 +508,7 @@ static void t38_attach_framehook(struct ast_sip_session *session) return; } - /* Only attach the framehook if t38 is enabled for the endpoint */ - if (!session->endpoint->media.t38.enabled) { - return; - } + /* Always attach the framehook so we can quickly reject */ ast_channel_lock(session->channel); |