res_pjsip_caller_id.c File Reference

#include "asterisk.h"
#include <pjsip.h>
#include <pjsip_ua.h>
#include "asterisk/res_pjsip.h"
#include "asterisk/res_pjsip_session.h"
#include "asterisk/channel.h"
#include "asterisk/module.h"
#include "asterisk/callerid.h"
#include "asterisk/conversions.h"

Include dependency graph for res_pjsip_caller_id.c:

Go to the source code of this file.

Functions
static void	__reg_module (void)
static void	__unreg_module (void)
static void	add_id_headers (const struct ast_sip_session *session, pjsip_tx_data *tdata, const struct ast_party_id *id)
static void	add_pai_header (const struct ast_sip_session *session, pjsip_tx_data *tdata, const struct ast_party_id *id)
static void	add_party_param (pjsip_tx_data *tdata, pjsip_fromto_hdr *hdr, const struct ast_sip_session *session)
static void	add_privacy_header (pjsip_tx_data *tdata, const struct ast_party_id *id)
static void	add_privacy_params (pjsip_tx_data *tdata, pjsip_fromto_hdr *hdr, const struct ast_party_id *id)
static void	add_rpid_header (const struct ast_sip_session *session, pjsip_tx_data *tdata, const struct ast_party_id *id)
struct ast_module *	AST_MODULE_SELF_SYM (void)
static int	caller_id_incoming_request (struct ast_sip_session *session, pjsip_rx_data *rdata)
static void	caller_id_incoming_response (struct ast_sip_session *session, pjsip_rx_data *rdata)
static void	caller_id_outgoing_request (struct ast_sip_session *session, pjsip_tx_data *tdata)
static void	caller_id_outgoing_response (struct ast_sip_session *session, pjsip_tx_data *tdata)
static pjsip_fromto_hdr *	create_new_id_hdr (const pj_str_t *hdr_name, pjsip_fromto_hdr *base, pjsip_tx_data *tdata, const struct ast_party_id *id)
static int	extract_oli (const pjsip_param *param_list, char *buf, size_t len)
static int	load_module (void)
static void	queue_connected_line_update (struct ast_sip_session *session, const struct ast_party_id *id)
static int	set_id_from_oli (pjsip_rx_data *rdata, int *ani2)
static int	should_queue_connected_line_update (const struct ast_sip_session *session, const struct ast_party_id *id)
static int	unload_module (void)
static void	update_incoming_connected_line (struct ast_sip_session *session, pjsip_rx_data *rdata)

Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "PJSIP Caller ID Support" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_APP_DEPEND, .requires = "res_pjsip,res_pjsip_session", }
static const struct ast_module_info *	ast_module_info = &__mod_info
static struct ast_sip_session_supplement	caller_id_supplement

Function Documentation

__reg_module()

static void __reg_module ( void  )

static

Definition at line 639 of file res_pjsip_caller_id.c.

__unreg_module()

static void __unreg_module ( void  )

static

Definition at line 639 of file res_pjsip_caller_id.c.

add_id_headers()

static void add_id_headers ( const struct ast_sip_session *  session, pjsip_tx_data *  tdata, const struct ast_party_id *  id  )

static

Definition at line 536 of file res_pjsip_caller_id.c.

{
    if (!ast_sip_can_present_connected_id(session, id)) {
        return;
    }
    if (session->endpoint->id.send_pai) {
        add_pai_header(session, tdata, id);
    }
    if (session->endpoint->id.send_rpid) {
        add_rpid_header(session, tdata, id);
    }
}

References add_pai_header(), add_rpid_header(), ast_sip_can_present_connected_id(), and session.

Referenced by caller_id_outgoing_request(), and caller_id_outgoing_response().

add_pai_header()

static void add_pai_header ( const struct ast_sip_session *  session, pjsip_tx_data *  tdata, const struct ast_party_id *  id  )

static

Definition at line 342 of file res_pjsip_caller_id.c.

{
    static const pj_str_t pj_pai_name = { "P-Asserted-Identity", 19 };
    pjsip_fromto_hdr *base;
    pjsip_fromto_hdr *pai_hdr;
    pjsip_fromto_hdr *old_pai;
 
    /* Since inv_session reuses responses, we have to make sure there's not already
     * a P-Asserted-Identity present. If there is, we just modify the old one.
     */
    old_pai = pjsip_msg_find_hdr_by_name(tdata->msg, &pj_pai_name, NULL);
    if (old_pai) {
        /* If type is OTHER, then the existing header was most likely
         * added by the PJSIP_HEADER dial plan function as a simple
         * name/value pair.  We can't pass this to modify_id_header because
         * there are no virtual functions to get the uri.  We could parse
         * it into a pjsip_fromto_hdr but it isn't worth it since
         * modify_id_header is just going to overwrite the name and number
         * anyway.  We'll just remove it from the header list instead
         * and create a new one.
         */
        if (old_pai->type == PJSIP_H_OTHER) {
            pj_list_erase(old_pai);
        } else {
            ast_sip_modify_id_header(tdata->pool, old_pai, id);
            add_privacy_header(tdata, id);
            return;
        }
    }
 
    if (tdata->msg->type == PJSIP_REQUEST_MSG) {
        base = session->saved_from_hdr ? session->saved_from_hdr : PJSIP_MSG_FROM_HDR(tdata->msg);
    } else {
        base = PJSIP_MSG_TO_HDR(tdata->msg);
    }
 
    pai_hdr = create_new_id_hdr(&pj_pai_name, base, tdata, id);
    if (!pai_hdr) {
        return;
    }
    add_privacy_header(tdata, id);
 
    pjsip_msg_add_hdr(tdata->msg, (pjsip_hdr *)pai_hdr);
}

References add_privacy_header(), ast_sip_modify_id_header(), create_new_id_hdr(), NULL, and session.

Referenced by add_id_headers().

add_party_param()

static void add_party_param ( pjsip_tx_data *  tdata, pjsip_fromto_hdr *  hdr, const struct ast_sip_session *  session  )

static

Definition at line 395 of file res_pjsip_caller_id.c.

{
    static const pj_str_t party_str = { "party", 5 };
    static const pj_str_t calling_str = { "calling", 7 };
    static const pj_str_t called_str = { "called", 6 };
    pjsip_param *party;
 
    /* The party value can't change throughout the lifetime, so it is set only once */
    party = pjsip_param_find(&hdr->other_param, &party_str);
    if (party) {
        return;
    }
 
    party = PJ_POOL_ALLOC_T(tdata->pool, pjsip_param);
    party->name = party_str;
    party->value = (session->inv_session->role == PJSIP_ROLE_UAC) ? calling_str : called_str;
    pj_list_insert_before(&hdr->other_param, party);
}

References session.

Referenced by add_rpid_header().

add_privacy_header()

static void add_privacy_header ( pjsip_tx_data *  tdata, const struct ast_party_id *  id  )

static

Definition at line 316 of file res_pjsip_caller_id.c.

{
    static const pj_str_t pj_privacy_name = { "Privacy", 7 };
    static const pj_str_t pj_privacy_value = { "id", 2 };
    pjsip_hdr *old_privacy;
 
    old_privacy = pjsip_msg_find_hdr_by_name(tdata->msg, &pj_privacy_name, NULL);
 
    if ((ast_party_id_presentation(id) & AST_PRES_RESTRICTION) == AST_PRES_ALLOWED) {
        if (old_privacy) {
            pj_list_erase(old_privacy);
        }
    } else if (!old_privacy) {
        pjsip_generic_string_hdr *privacy_hdr = pjsip_generic_string_hdr_create(
                tdata->pool, &pj_privacy_name, &pj_privacy_value);
        pjsip_msg_add_hdr(tdata->msg, (pjsip_hdr *)privacy_hdr);
    }
}

References ast_party_id_presentation(), AST_PRES_ALLOWED, AST_PRES_RESTRICTION, and NULL.

Referenced by add_pai_header().

add_privacy_params()

static void add_privacy_params ( pjsip_tx_data *  tdata, pjsip_fromto_hdr *  hdr, const struct ast_party_id *  id  )

static

Definition at line 426 of file res_pjsip_caller_id.c.

{
    static const pj_str_t privacy_str = { "privacy", 7 };
    static const pj_str_t screen_str = { "screen", 6 };
    static const pj_str_t privacy_full_str = { "full", 4 };
    static const pj_str_t privacy_off_str = { "off", 3 };
    static const pj_str_t screen_yes_str = { "yes", 3 };
    static const pj_str_t screen_no_str = { "no", 2 };
    pjsip_param *old_privacy;
    pjsip_param *old_screen;
    pjsip_param *privacy;
    pjsip_param *screen;
    int presentation;
 
    old_privacy = pjsip_param_find(&hdr->other_param, &privacy_str);
    old_screen = pjsip_param_find(&hdr->other_param, &screen_str);
 
    if (!old_privacy) {
        privacy = PJ_POOL_ALLOC_T(tdata->pool, pjsip_param);
        privacy->name = privacy_str;
        pj_list_insert_before(&hdr->other_param, privacy);
    } else {
        privacy = old_privacy;
    }
 
    if (!old_screen) {
        screen = PJ_POOL_ALLOC_T(tdata->pool, pjsip_param);
        screen->name = screen_str;
        pj_list_insert_before(&hdr->other_param, screen);
    } else {
        screen = old_screen;
    }
 
    presentation = ast_party_id_presentation(id);
    if ((presentation & AST_PRES_RESTRICTION) == AST_PRES_ALLOWED) {
        privacy->value = privacy_off_str;
    } else {
        privacy->value = privacy_full_str;
    }
    if ((presentation & AST_PRES_NUMBER_TYPE) == AST_PRES_USER_NUMBER_PASSED_SCREEN) {
        screen->value = screen_yes_str;
    } else {
        screen->value = screen_no_str;
    }
}

References ast_party_id_presentation(), AST_PRES_ALLOWED, AST_PRES_NUMBER_TYPE, AST_PRES_RESTRICTION, and AST_PRES_USER_NUMBER_PASSED_SCREEN.

Referenced by add_rpid_header().

add_rpid_header()

static void add_rpid_header ( const struct ast_sip_session *  session, pjsip_tx_data *  tdata, const struct ast_party_id *  id  )

static

Definition at line 479 of file res_pjsip_caller_id.c.

{
    static const pj_str_t pj_rpid_name = { "Remote-Party-ID", 15 };
    pjsip_fromto_hdr *base;
    pjsip_fromto_hdr *rpid_hdr;
    pjsip_fromto_hdr *old_rpid;
 
    /* Since inv_session reuses responses, we have to make sure there's not already
     * a P-Asserted-Identity present. If there is, we just modify the old one.
     */
    old_rpid = pjsip_msg_find_hdr_by_name(tdata->msg, &pj_rpid_name, NULL);
    if (old_rpid) {
        /* If type is OTHER, then the existing header was most likely
         * added by the PJSIP_HEADER dial plan function as a simple
         * name/value pair.  We can't pass this to modify_id_header because
         * there are no virtual functions to get the uri.  We could parse
         * it into a pjsip_fromto_hdr but it isn't worth it since
         * modify_id_header is just going to overwrite the name and number
         * anyway.  We'll just remove it from the header list instead
         * and create a new one.
         */
        if (old_rpid->type == PJSIP_H_OTHER) {
            pj_list_erase(old_rpid);
        } else {
            ast_sip_modify_id_header(tdata->pool, old_rpid, id);
            add_party_param(tdata, old_rpid, session);
            add_privacy_params(tdata, old_rpid, id);
            return;
        }
    }
 
    if (tdata->msg->type == PJSIP_REQUEST_MSG) {
        base = session->saved_from_hdr ? session->saved_from_hdr : PJSIP_MSG_FROM_HDR(tdata->msg);
    } else {
        base = PJSIP_MSG_TO_HDR(tdata->msg);
    }
 
    rpid_hdr = create_new_id_hdr(&pj_rpid_name, base, tdata, id);
    if (!rpid_hdr) {
        return;
    }
    add_party_param(tdata, rpid_hdr, session);
    add_privacy_params(tdata, rpid_hdr, id);
    pjsip_msg_add_hdr(tdata->msg, (pjsip_hdr *)rpid_hdr);
}

References add_party_param(), add_privacy_params(), ast_sip_modify_id_header(), create_new_id_hdr(), NULL, and session.

Referenced by add_id_headers().

AST_MODULE_SELF_SYM()

struct ast_module * AST_MODULE_SELF_SYM

(

void

)

Definition at line 639 of file res_pjsip_caller_id.c.

caller_id_incoming_request()

static int caller_id_incoming_request ( struct ast_sip_session *  session, pjsip_rx_data *  rdata  )

static

Definition at line 218 of file res_pjsip_caller_id.c.

{
    if (!session->channel) {
        int ani2;
        /*
         * Since we have no channel this must be the initial inbound
         * INVITE.  Set the session ID directly because the channel
         * has not been created yet.
         */
        ast_sip_set_id_from_invite(rdata, &session->id, &session->endpoint->id.self, session->endpoint->id.trust_inbound);
        session->ani2 = set_id_from_oli(rdata, &ani2) ? 0 : ani2;
    } else {
        /*
         * ReINVITE or UPDATE.  Check for changes to the ID and queue
         * a connected line update if necessary.
         */
        update_incoming_connected_line(session, rdata);
    }
    return 0;
}

References ast_sip_set_id_from_invite(), session, set_id_from_oli(), and update_incoming_connected_line().

caller_id_incoming_response()

static void caller_id_incoming_response ( struct ast_sip_session *  session, pjsip_rx_data *  rdata  )

static

Definition at line 248 of file res_pjsip_caller_id.c.

{
    if (!session->channel) {
        return;
    }
 
    update_incoming_connected_line(session, rdata);
}

References session, and update_incoming_connected_line().

caller_id_outgoing_request()

static void caller_id_outgoing_request ( struct ast_sip_session *  session, pjsip_tx_data *  tdata  )

static

Definition at line 560 of file res_pjsip_caller_id.c.

{
    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);
}

References add_id_headers(), ast_channel_connected_effective_id(), ast_channel_lock, ast_channel_unlock, ast_party_id_copy(), ast_party_id_free(), ast_party_id_init(), and session.

caller_id_outgoing_response()

static void caller_id_outgoing_response ( struct ast_sip_session *  session, pjsip_tx_data *  tdata  )

static

Definition at line 588 of file res_pjsip_caller_id.c.

{
    struct ast_party_id effective_id;
    struct ast_party_id connected_id;
 
    if (!session->channel
        || (!session->endpoint->id.send_connected_line
            && session->inv_session
            && session->inv_session->state >= PJSIP_INV_STATE_EARLY)) {
        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);
}

References add_id_headers(), ast_channel_connected_effective_id(), ast_channel_lock, ast_channel_unlock, ast_party_id_copy(), ast_party_id_free(), ast_party_id_init(), and session.

create_new_id_hdr()

static pjsip_fromto_hdr * create_new_id_hdr ( const pj_str_t *  hdr_name, pjsip_fromto_hdr *  base, pjsip_tx_data *  tdata, const struct ast_party_id *  id  )

static

Definition at line 266 of file res_pjsip_caller_id.c.

{
    pjsip_fromto_hdr *id_hdr;
    pjsip_name_addr *id_name_addr;
    pjsip_sip_uri *id_uri;
 
    id_hdr = pjsip_from_hdr_create(tdata->pool);
    id_hdr->type = PJSIP_H_OTHER;
    id_hdr->sname = id_hdr->name = *hdr_name;
 
    id_name_addr = pjsip_uri_clone(tdata->pool, base->uri);
    id_uri = pjsip_uri_get_uri(id_name_addr->uri);
 
    if (id->name.valid && !ast_strlen_zero(id->name.str)) {
        int name_buf_len = strlen(id->name.str) * 2 + 1;
        char *name_buf = ast_alloca(name_buf_len);
 
        ast_escape_quoted(id->name.str, name_buf, name_buf_len);
        pj_strdup2(tdata->pool, &id_name_addr->display, name_buf);
    } else {
        /*
         * We need to clear the remnants of the clone or it'll be left set.
         * pj_strdup2 is safe to call with a NULL src and it resets both slen and ptr.
         */
        pj_strdup2(tdata->pool, &id_name_addr->display, NULL);
    }
 
    if (id->number.valid) {
        pj_strdup2(tdata->pool, &id_uri->user, id->number.str);
    } else {
        /* Similar to name, make sure the number is also cleared when invalid */
        pj_strdup2(tdata->pool, &id_uri->user, NULL);
    }
 
    id_hdr->uri = (pjsip_uri *) id_name_addr;
    return id_hdr;
}

References ast_alloca, ast_escape_quoted(), ast_strlen_zero(), id, and NULL.

Referenced by add_pai_header(), and add_rpid_header().

extract_oli()

static int extract_oli ( const pjsip_param *  param_list, char *  buf, size_t  len  )

static

Definition at line 38 of file res_pjsip_caller_id.c.

{
    static const pj_str_t oli_str1 = { "isup-oli", 8 };
    static const pj_str_t oli_str2 = { "ss7-oli", 7 };
    static const pj_str_t oli_str3 = { "oli", 3 };
    pjsip_param *oli;
 
    if ((oli = pjsip_param_find(param_list, &oli_str1))
        || (oli = pjsip_param_find(param_list, &oli_str2))
        || (oli = pjsip_param_find(param_list, &oli_str3))) {
        ast_copy_pj_str(buf, &oli->value, len);
        return 0;
    }
    return -1;
}

References ast_copy_pj_str(), buf, and len().

Referenced by set_id_from_oli().

load_module()

static int load_module ( void  )

static

Definition at line 620 of file res_pjsip_caller_id.c.

{
    ast_module_shutdown_ref(AST_MODULE_SELF);
    ast_sip_session_register_supplement(&caller_id_supplement);
    return AST_MODULE_LOAD_SUCCESS;
}

References AST_MODULE_LOAD_SUCCESS, ast_module_shutdown_ref, ast_sip_session_register_supplement, and caller_id_supplement.

queue_connected_line_update()

static void queue_connected_line_update ( struct ast_sip_session *  session, const struct ast_party_id *  id  )

static

Definition at line 152 of file res_pjsip_caller_id.c.

{
    struct ast_party_connected_line connected;
    struct ast_party_caller caller;
 
    /* Fill connected line information */
    ast_party_connected_line_init(&connected);
    connected.id = *id;
    connected.id.tag = session->endpoint->id.self.tag;
    connected.source = AST_CONNECTED_LINE_UPDATE_SOURCE_ANSWER;
 
    /* Save to channel driver copy */
    ast_party_id_copy(&session->id, &connected.id);
 
    /* Update our channel CALLERID() */
    ast_party_caller_init(&caller);
    caller.id = connected.id;
    caller.ani = connected.id;
    caller.ani2 = ast_channel_caller(session->channel)->ani2;
    ast_channel_set_caller_event(session->channel, &caller, NULL);
 
    /* Tell peer about the new connected line information. */
    ast_channel_queue_connected_line_update(session->channel, &connected, NULL);
}

References ast_party_caller::ani, ast_party_caller::ani2, ast_channel_caller(), ast_channel_queue_connected_line_update(), ast_channel_set_caller_event(), AST_CONNECTED_LINE_UPDATE_SOURCE_ANSWER, ast_party_caller_init(), ast_party_connected_line_init(), ast_party_id_copy(), connected, id, ast_party_caller::id, NULL, and session.

Referenced by update_incoming_connected_line().

set_id_from_oli()

static int set_id_from_oli ( pjsip_rx_data *  rdata, int *  ani2  )

static

Definition at line 65 of file res_pjsip_caller_id.c.

{
    char oli[AST_CHANNEL_NAME];
 
    pjsip_fromto_hdr *from = pjsip_msg_find_hdr(rdata->msg_info.msg,
            PJSIP_H_FROM, rdata->msg_info.msg->hdr.next);
 
    if (!from) {
        return -1; /* This had better not happen */
    }
 
    /* First, check if it was provided as a header paramter */
    if (extract_oli(&from->other_param, oli, sizeof(oli))) {
        /* If not found, check if it was provided as a URI parameter */
        pjsip_sip_uri *uri;
        pjsip_name_addr *name_addr = (pjsip_name_addr *) from->uri;
        if (!ast_sip_is_uri_sip_sips(name_addr->uri)) {
            return -1;
        }
        uri = pjsip_uri_get_uri(name_addr->uri);
        if (extract_oli(&uri->other_param, oli, sizeof(oli))) {
            return -1; /* Not found as either type of parameter */
        }
    }
 
    return ast_str_to_int(oli, ani2);
}

References AST_CHANNEL_NAME, ast_sip_is_uri_sip_sips(), ast_str_to_int(), extract_oli(), and if().

Referenced by caller_id_incoming_request().

should_queue_connected_line_update()

static int should_queue_connected_line_update ( const struct ast_sip_session *  session, const struct ast_party_id *  id  )

static

Definition at line 106 of file res_pjsip_caller_id.c.

{
    /* Invalid number means no update */
    if (!id->number.valid) {
        return 0;
    }
 
    /* If the session has never communicated an update or if the
     * new ID has a different number than the session, then we
     * should queue an update
     */
    if (ast_strlen_zero(session->id.number.str) ||
            strcmp(session->id.number.str, id->number.str)) {
        return 1;
    }
 
    /* By making it to this point, it means the number is not enough
     * to determine if an update should be sent. Now we look at
     * the name
     */
 
    /* If the number couldn't warrant an update and the name is
     * invalid, then no update
     */
    if (!id->name.valid) {
        return 0;
    }
 
    /* If the name has changed or we don't have a name set for the
     * session, then we should send an update
     */
    if (ast_strlen_zero(session->id.name.str) ||
            strcmp(session->id.name.str, id->name.str)) {
        return 1;
    }
 
    /* Neither the name nor the number have changed. No update */
    return 0;
}

References ast_strlen_zero(), id, and session.

Referenced by update_incoming_connected_line().

unload_module()

static int unload_module ( void  )

static

Definition at line 627 of file res_pjsip_caller_id.c.

{
    ast_sip_session_unregister_supplement(&caller_id_supplement);
    return 0;
}

References ast_sip_session_unregister_supplement(), and caller_id_supplement.

update_incoming_connected_line()

static void update_incoming_connected_line ( struct ast_sip_session *  session, pjsip_rx_data *  rdata  )

static

Definition at line 188 of file res_pjsip_caller_id.c.

{
    struct ast_party_id id;
 
    if (!session->endpoint->id.trust_connected_line
        || !session->endpoint->id.trust_inbound) {
        return;
    }
 
    ast_party_id_init(&id);
    if (!ast_sip_set_id_connected_line(rdata, &id)) {
        if (should_queue_connected_line_update(session, &id)) {
            queue_connected_line_update(session, &id);
        }
    }
    ast_party_id_free(&id);
}

References ast_party_id_free(), ast_party_id_init(), ast_sip_set_id_connected_line(), id, queue_connected_line_update(), session, and should_queue_connected_line_update().

Referenced by caller_id_incoming_request(), and caller_id_incoming_response().

Variable Documentation

__mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "PJSIP Caller ID Support" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_APP_DEPEND, .requires = "res_pjsip,res_pjsip_session", }

static

Definition at line 639 of file res_pjsip_caller_id.c.

ast_module_info

const struct ast_module_info* ast_module_info = &__mod_info

static

Definition at line 639 of file res_pjsip_caller_id.c.

caller_id_supplement

struct ast_sip_session_supplement caller_id_supplement

static

Definition at line 611 of file res_pjsip_caller_id.c.

Referenced by load_module(), and unload_module().