/*!
* \internal
* \brief Session supplement callback for outgoing INVITE requests
*
* For an initial INVITE request, we may change the From header to appropriately
* reflect the identity information. On all INVITEs (initial and reinvite) we may
* add other identity headers such as P-Asserted-Identity and Remote-Party-ID based
* on configuration and privacy settings
*
* \param session The session on which the INVITE will be sent
* \param tdata The outbound INVITE request
*/
static void caller_id_outgoing_request(struct ast_sip_session *session, pjsip_tx_data *tdata)
{
struct ast_party_id connected_id;
if (!session->channel) {
return;
}
connected_id = ast_channel_connected_effective_id(session->channel);
if (session->inv_session->state < PJSIP_INV_STATE_CONFIRMED &&
ast_strlen_zero(session->endpoint->fromuser) &&
(session->endpoint->id.trust_outbound ||
((connected_id.name.presentation & AST_PRES_RESTRICTION) == AST_PRES_ALLOWED &&
(connected_id.number.presentation & AST_PRES_RESTRICTION) == AST_PRES_ALLOWED))) {
/* Only change the From header on the initial outbound INVITE. Switching it
* mid-call might confuse some UAs.
*/
pjsip_fromto_hdr *from;
pjsip_dialog *dlg;
from = pjsip_msg_find_hdr(tdata->msg, PJSIP_H_FROM, tdata->msg->hdr.next);
dlg = session->inv_session->dlg;
modify_id_header(tdata->pool, from, &connected_id);
modify_id_header(dlg->pool, dlg->local.info, &connected_id);
}
add_id_headers(session, tdata, &connected_id);
}
/*!
* \internal
* \brief Session supplement for outgoing INVITE response
*
* This will add P-Asserted-Identity and Remote-Party-ID headers if necessary
*
* \param session The session on which the INVITE response is to be sent
* \param tdata The outbound INVITE response
*/
static void caller_id_outgoing_response(struct ast_sip_session *session, pjsip_tx_data *tdata)
{
struct ast_party_id connected_id;
if (!session->channel) {
return;
}
connected_id = ast_channel_connected_effective_id(session->channel);
add_id_headers(session, tdata, &connected_id);
}
/*!
* \internal
* \brief Session supplement callback for outgoing INVITE requests
*
* On all INVITEs (initial and reinvite) we may add other identity headers
* such as P-Asserted-Identity and Remote-Party-ID based on configuration
* and privacy settings
*
* \param session The session on which the INVITE will be sent
* \param tdata The outbound INVITE request
*/
static void caller_id_outgoing_request(struct ast_sip_session *session, pjsip_tx_data *tdata)
{
struct ast_party_id effective_id;
struct ast_party_id connected_id;
if (!session->channel) {
return;
}
ast_party_id_init(&connected_id);
ast_channel_lock(session->channel);
effective_id = ast_channel_connected_effective_id(session->channel);
ast_party_id_copy(&connected_id, &effective_id);
ast_channel_unlock(session->channel);
add_id_headers(session, tdata, &connected_id);
ast_party_id_free(&connected_id);
}
/*!
* \internal
* \brief Session supplement for outgoing INVITE response
*
* This will add P-Asserted-Identity and Remote-Party-ID headers if necessary
*
* \param session The session on which the INVITE response is to be sent
* \param tdata The outbound INVITE response
*/
static void caller_id_outgoing_response(struct ast_sip_session *session, pjsip_tx_data *tdata)
{
struct ast_party_id effective_id;
struct ast_party_id connected_id;
if (!session->channel) {
return;
}
/* Must do a deep copy unless we hold the channel lock the entire time. */
ast_party_id_init(&connected_id);
ast_channel_lock(session->channel);
effective_id = ast_channel_connected_effective_id(session->channel);
ast_party_id_copy(&connected_id, &effective_id);
ast_channel_unlock(session->channel);
add_id_headers(session, tdata, &connected_id);
ast_party_id_free(&connected_id);
}
/*!
* \internal
* \brief Session supplement callback for outgoing INVITE requests
*
* For an initial INVITE request, we may change the From header to appropriately
* reflect the identity information. On all INVITEs (initial and reinvite) we may
* add other identity headers such as P-Asserted-Identity and Remote-Party-ID based
* on configuration and privacy settings
*
* \param session The session on which the INVITE will be sent
* \param tdata The outbound INVITE request
*/
static void caller_id_outgoing_request(struct ast_sip_session *session, pjsip_tx_data *tdata)
{
struct ast_party_id effective_id;
struct ast_party_id connected_id;
if (!session->channel) {
return;
}
/* Must do a deep copy unless we hold the channel lock the entire time. */
ast_party_id_init(&connected_id);
ast_channel_lock(session->channel);
effective_id = ast_channel_connected_effective_id(session->channel);
ast_party_id_copy(&connected_id, &effective_id);
ast_channel_unlock(session->channel);
if (session->inv_session->state < PJSIP_INV_STATE_CONFIRMED) {
/* Only change the From header on the initial outbound INVITE. Switching it
* mid-call might confuse some UAs.
*/
pjsip_fromto_hdr *from;
pjsip_dialog *dlg;
from = pjsip_msg_find_hdr(tdata->msg, PJSIP_H_FROM, tdata->msg->hdr.next);
dlg = session->inv_session->dlg;
if (ast_strlen_zero(session->endpoint->fromuser)
&& (session->endpoint->id.trust_outbound
|| (ast_party_id_presentation(&connected_id) & AST_PRES_RESTRICTION) == AST_PRES_ALLOWED)) {
modify_id_header(tdata->pool, from, &connected_id);
modify_id_header(dlg->pool, dlg->local.info, &connected_id);
}
ast_sip_add_usereqphone(session->endpoint, tdata->pool, from->uri);
ast_sip_add_usereqphone(session->endpoint, dlg->pool, dlg->local.info->uri);
}
add_id_headers(session, tdata, &connected_id);
ast_party_id_free(&connected_id);
}
