/**@internal * Save handle parameters and initial authentication info. * * @retval -1 upon an error * @retval 0 when successful */ int nua_stack_init_handle(nua_t *nua, nua_handle_t *nh, tagi_t const *tags) { int retval = 0; if (nh == NULL) return -1; assert(nh != nua->nua_dhandle); if (nua_stack_set_params(nua, nh, nua_i_error, tags) < 0) retval = -1; if (retval || nh->nh_init) /* Already initialized? */ return retval; if (nh->nh_tags) nh_authorize(nh, TAG_NEXT(nh->nh_tags)); nh->nh_init = 1; return 0; }
/* ---------------------------------------------------------------------- * Receiving events from client */ static void nua_stack_signal(nua_t *nua, su_msg_r msg, nua_ee_data_t *ee) { nua_event_data_t *e = ee->ee_data; nua_handle_t *nh = e->e_nh; tagi_t *tags = e->e_tags; nua_event_t event; int error = 0; if (nh) { if (!nh->nh_prev) nh_append(nua, nh); if (!nh->nh_ref_by_stack) { /* Mark handle as used by stack */ nh->nh_ref_by_stack = 1; nua_handle_ref(nh); } } if (nua_log->log_level >= 5) { char const *name = nua_event_name((enum nua_event_e)e->e_event); if (e->e_status == 0) SU_DEBUG_5(("nua(%p): %s signal %s\n", (void *)nh, "recv", name + 4)); else SU_DEBUG_5(("nua(%p): recv signal %s %u %s\n", (void *)nh, name + 4, e->e_status, e->e_phrase ? e->e_phrase : "")); } su_msg_save(nua->nua_signal, msg); event = (enum nua_event_e)e->e_event; if (nua->nua_shutdown && !e->e_always) { /* Shutting down */ nua_stack_event(nua, nh, NULL, event, 901, "Stack is going down", NULL); } else switch (event) { case nua_r_get_params: nua_stack_get_params(nua, nh ? nh : nua->nua_dhandle, event, tags); break; case nua_r_set_params: nua_stack_set_params(nua, nh ? nh : nua->nua_dhandle, event, tags); break; case nua_r_shutdown: nua_stack_shutdown(nua); break; case nua_r_register: case nua_r_unregister: nua_stack_register(nua, nh, event, tags); break; case nua_r_invite: error = nua_stack_invite(nua, nh, event, tags); break; case nua_r_cancel: error = nua_stack_cancel(nua, nh, event, tags); break; case nua_r_bye: error = nua_stack_bye(nua, nh, event, tags); break; case nua_r_options: error = nua_stack_options(nua, nh, event, tags); break; case nua_r_refer: error = nua_stack_refer(nua, nh, event, tags); break; case nua_r_publish: case nua_r_unpublish: error = nua_stack_publish(nua, nh, event, tags); break; case nua_r_info: error = nua_stack_info(nua, nh, event, tags); break; case nua_r_prack: error = nua_stack_prack(nua, nh, event, tags); break; case nua_r_update: error = nua_stack_update(nua, nh, event, tags); break; case nua_r_message: error = nua_stack_message(nua, nh, event, tags); break; case nua_r_subscribe: case nua_r_unsubscribe: error = nua_stack_subscribe(nua, nh, event, tags); break; case nua_r_notify: error = nua_stack_notify(nua, nh, event, tags); break; case nua_r_notifier: nua_stack_notifier(nua, nh, event, tags); break; case nua_r_terminate: nua_stack_terminate(nua, nh, event, tags); break; case nua_r_method: error = nua_stack_method(nua, nh, event, tags); break; case nua_r_authenticate: nua_stack_authenticate(nua, nh, event, tags); break; case nua_r_authorize: nua_stack_authorize(nua, nh, event, tags); break; case nua_r_ack: error = nua_stack_ack(nua, nh, event, tags); break; case nua_r_respond: nua_stack_respond(nua, nh, e->e_status, e->e_phrase, tags); break; case nua_r_destroy: nua_stack_destroy_handle(nua, nh, tags); su_msg_destroy(nua->nua_signal); return; default: break; } if (error < 0) { nua_stack_event(nh->nh_nua, nh, NULL, event, NUA_ERROR_AT(__FILE__, __LINE__), NULL); } su_msg_destroy(nua->nua_signal); }
int nua_stack_init(su_root_t *root, nua_t *nua) { su_home_t *home; nua_handle_t *dnh; static int initialized_logs = 0; enter; if (!initialized_logs) { extern su_log_t tport_log[]; extern su_log_t nta_log[]; extern su_log_t nea_log[]; extern su_log_t iptsec_log[]; su_log_init(tport_log); su_log_init(nta_log); su_log_init(nea_log); su_log_init(iptsec_log); initialized_logs = 1; } nua->nua_root = root; home = nua->nua_home; nua->nua_handles_tail = &nua->nua_handles; sip_from_init(nua->nua_from); dnh = su_home_clone(nua->nua_home, sizeof (*dnh) + sizeof(*dnh->nh_prefs)); if (!dnh) return -1; dnh->nh_prefs = (void *)(dnh + 1); dnh->nh_valid = nua_valid_handle_cookie; dnh->nh_nua = nua; nua_handle_ref(dnh); dnh->nh_ref_by_stack = 1; nua_handle_ref(dnh); dnh->nh_ref_by_user = 1; nh_append(nua, dnh); dnh->nh_identity = dnh; dnh->nh_ds->ds_local = nua->nua_from; dnh->nh_ds->ds_remote = nua->nua_from; if (nua_stack_set_defaults(dnh, dnh->nh_prefs) < 0) return -1; if (nua_stack_set_params(nua, dnh, nua_i_none, nua->nua_args) < 0) return -1; /* XXX - soa should know what it supports */ nua->nua_invite_accept = sip_accept_make(home, SDP_MIME_TYPE); nua->nua_accept_multipart = sip_accept_format(home, "%s, %s", SDP_MIME_TYPE, "multipart/*"); nua->nua_nta = nta_agent_create(root, NONE, NULL, NULL, NTATAG_MERGE_482(1), NTATAG_CLIENT_RPORT(1), NTATAG_UA(1), #if HAVE_SOFIA_SMIME NTATAG_SMIME(nua->sm), #endif TPTAG_STUN_SERVER(1), TAG_NEXT(nua->nua_args)); dnh->nh_ds->ds_leg = nta_leg_tcreate(nua->nua_nta, nua_stack_process_request, dnh, NTATAG_NO_DIALOG(1), TAG_END()); if (nua->nua_nta == NULL || dnh->nh_ds->ds_leg == NULL || nta_agent_set_params(nua->nua_nta, NTATAG_UA(1), TAG_END()) < 0 || nua_stack_init_transport(nua, nua->nua_args) < 0) { SU_DEBUG_1(("nua: initializing SIP stack failed\n")); return -1; } if (nua_stack_set_from(nua, 1, nua->nua_args) < 0) return -1; if (nua->nua_prefs->ngp_detect_network_updates) nua_stack_launch_network_change_detector(nua); return 0; }