mirror of git://git.sysmocom.de/ofono
613 lines
14 KiB
C
613 lines
14 KiB
C
/*
|
|
*
|
|
* oFono - Open Source Telephony
|
|
*
|
|
* Copyright (C) 2008-2011 Intel Corporation. All rights reserved.
|
|
* Copyright (C) 2010 ST-Ericsson AB.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <errno.h>
|
|
|
|
#include <glib.h>
|
|
|
|
#include <ofono/log.h>
|
|
#include <ofono/modem.h>
|
|
#include <ofono/voicecall.h>
|
|
|
|
#include "gatchat.h"
|
|
#include "gatresult.h"
|
|
#include "common.h"
|
|
|
|
#include "stemodem.h"
|
|
|
|
enum call_status_ste {
|
|
STE_CALL_STATUS_IDLE = 0,
|
|
STE_CALL_STATUS_CALLING = 1,
|
|
STE_CALL_STATUS_CONNECTING = 2,
|
|
STE_CALL_STATUS_ACTIVE = 3,
|
|
STE_CALL_STATUS_HOLD = 4,
|
|
STE_CALL_STATUS_WAITING = 5,
|
|
STE_CALL_STATUS_ALERTING = 6,
|
|
STE_CALL_STATUS_BUSY = 7,
|
|
STE_CALL_STATUS_RELEASED = 8,
|
|
};
|
|
|
|
static const char *none_prefix[] = { NULL };
|
|
|
|
struct voicecall_data {
|
|
GSList *calls;
|
|
unsigned int local_release;
|
|
GAtChat *chat;
|
|
};
|
|
|
|
struct release_id_req {
|
|
struct ofono_voicecall *vc;
|
|
ofono_voicecall_cb_t cb;
|
|
void *data;
|
|
int id;
|
|
};
|
|
|
|
struct change_state_req {
|
|
struct ofono_voicecall *vc;
|
|
ofono_voicecall_cb_t cb;
|
|
void *data;
|
|
int affected_types;
|
|
};
|
|
|
|
/* Translate from the ECAV-based STE-status to CLCC based status */
|
|
static int call_status_ste_to_ofono(enum call_status_ste status)
|
|
{
|
|
switch (status) {
|
|
case STE_CALL_STATUS_IDLE:
|
|
case STE_CALL_STATUS_RELEASED:
|
|
return CALL_STATUS_DISCONNECTED;
|
|
case STE_CALL_STATUS_CALLING:
|
|
return CALL_STATUS_DIALING;
|
|
case STE_CALL_STATUS_CONNECTING:
|
|
return CALL_STATUS_ALERTING;
|
|
case STE_CALL_STATUS_ACTIVE:
|
|
return CALL_STATUS_ACTIVE;
|
|
case STE_CALL_STATUS_HOLD:
|
|
return CALL_STATUS_HELD;
|
|
case STE_CALL_STATUS_WAITING:
|
|
return CALL_STATUS_WAITING;
|
|
case STE_CALL_STATUS_ALERTING:
|
|
return CALL_STATUS_INCOMING;
|
|
case STE_CALL_STATUS_BUSY:
|
|
return CALL_STATUS_DISCONNECTED;
|
|
}
|
|
|
|
return CALL_STATUS_DISCONNECTED;
|
|
}
|
|
|
|
static struct ofono_call *create_call(struct ofono_voicecall *vc, int type,
|
|
int direction, int status,
|
|
const char *num, int num_type, int clip)
|
|
{
|
|
struct voicecall_data *d = ofono_voicecall_get_data(vc);
|
|
struct ofono_call *call;
|
|
|
|
/* Generate a call structure for the waiting call */
|
|
call = g_try_new(struct ofono_call, 1);
|
|
if (call == NULL)
|
|
return NULL;
|
|
|
|
ofono_call_init(call);
|
|
|
|
call->type = type;
|
|
call->direction = direction;
|
|
call->status = status;
|
|
|
|
if (clip != CLIP_VALIDITY_NOT_AVAILABLE) {
|
|
strncpy(call->phone_number.number, num,
|
|
OFONO_MAX_PHONE_NUMBER_LENGTH);
|
|
call->phone_number.type = num_type;
|
|
}
|
|
|
|
call->clip_validity = clip;
|
|
|
|
d->calls = g_slist_insert_sorted(d->calls, call, at_util_call_compare);
|
|
|
|
return call;
|
|
}
|
|
|
|
static void ste_generic_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct change_state_req *req = user_data;
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(req->vc);
|
|
struct ofono_error error;
|
|
|
|
decode_at_error(&error, g_at_result_final_response(result));
|
|
|
|
if (ok && req->affected_types) {
|
|
GSList *l;
|
|
struct ofono_call *call;
|
|
|
|
for (l = vd->calls; l; l = l->next) {
|
|
call = l->data;
|
|
|
|
if (req->affected_types & (1 << call->status))
|
|
vd->local_release |= (1 << call->id);
|
|
}
|
|
}
|
|
|
|
req->cb(&error, req->data);
|
|
}
|
|
|
|
static void release_id_cb(gboolean ok, GAtResult *result,
|
|
gpointer user_data)
|
|
{
|
|
struct release_id_req *req = user_data;
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(req->vc);
|
|
struct ofono_error error;
|
|
|
|
decode_at_error(&error, g_at_result_final_response(result));
|
|
|
|
if (ok)
|
|
vd->local_release = 1 << req->id;
|
|
|
|
req->cb(&error, req->data);
|
|
}
|
|
|
|
static void atd_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct cb_data *cbd = user_data;
|
|
struct ofono_error error;
|
|
ofono_voicecall_cb_t cb = cbd->cb;
|
|
|
|
decode_at_error(&error, g_at_result_final_response(result));
|
|
|
|
cb(&error, cbd->data);
|
|
}
|
|
|
|
static void ste_dial(struct ofono_voicecall *vc,
|
|
const struct ofono_phone_number *ph,
|
|
enum ofono_clir_option clir, ofono_voicecall_cb_t cb,
|
|
void *data)
|
|
{
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
struct cb_data *cbd = cb_data_new(cb, data);
|
|
char buf[256];
|
|
|
|
cbd->user = vc;
|
|
|
|
if (ph->type == 145)
|
|
snprintf(buf, sizeof(buf), "ATD+%s", ph->number);
|
|
else
|
|
snprintf(buf, sizeof(buf), "ATD%s", ph->number);
|
|
|
|
switch (clir) {
|
|
case OFONO_CLIR_OPTION_DEFAULT:
|
|
break;
|
|
case OFONO_CLIR_OPTION_INVOCATION:
|
|
strcat(buf, "I");
|
|
break;
|
|
case OFONO_CLIR_OPTION_SUPPRESSION:
|
|
strcat(buf, "i");
|
|
break;
|
|
}
|
|
|
|
strcat(buf, ";");
|
|
|
|
if (g_at_chat_send(vd->chat, buf, none_prefix,
|
|
atd_cb, cbd, g_free) > 0)
|
|
return;
|
|
|
|
g_free(cbd);
|
|
|
|
CALLBACK_WITH_FAILURE(cb, data);
|
|
}
|
|
|
|
static void ste_template(const char *cmd, struct ofono_voicecall *vc,
|
|
GAtResultFunc result_cb, unsigned int affected_types,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
struct change_state_req *req = g_try_new0(struct change_state_req, 1);
|
|
|
|
if (req == NULL)
|
|
goto error;
|
|
|
|
req->vc = vc;
|
|
req->cb = cb;
|
|
req->data = data;
|
|
req->affected_types = affected_types;
|
|
|
|
if (g_at_chat_send(vd->chat, cmd, none_prefix,
|
|
result_cb, req, g_free) > 0)
|
|
return;
|
|
|
|
error:
|
|
g_free(req);
|
|
|
|
CALLBACK_WITH_FAILURE(cb, data);
|
|
}
|
|
|
|
static void ste_answer(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
ste_template("ATA", vc, ste_generic_cb, 0, cb, data);
|
|
}
|
|
|
|
static void ste_hangup(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
unsigned int active_dial_alert_or_incoming =
|
|
(1 << CALL_STATUS_ACTIVE) |
|
|
(1 << CALL_STATUS_DIALING) |
|
|
(1 << CALL_STATUS_ALERTING) |
|
|
(1 << CALL_STATUS_INCOMING);
|
|
|
|
ste_template("AT+CHUP", vc, ste_generic_cb,
|
|
active_dial_alert_or_incoming, cb, data);
|
|
}
|
|
|
|
static void ste_hold_all_active(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
ste_template("AT+CHLD=2", vc, ste_generic_cb, 0, cb, data);
|
|
}
|
|
|
|
static void ste_release_all_held(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
unsigned int held = 1 << CALL_STATUS_HELD;
|
|
|
|
ste_template("AT+CHLD=0", vc, ste_generic_cb, held, cb, data);
|
|
}
|
|
|
|
static void ste_set_udub(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
unsigned int incoming_or_waiting =
|
|
(1 << CALL_STATUS_INCOMING) | (1 << CALL_STATUS_WAITING);
|
|
|
|
ste_template("AT+CHLD=0", vc, ste_generic_cb, incoming_or_waiting,
|
|
cb, data);
|
|
}
|
|
|
|
static void ste_release_all_active(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
unsigned int active = 1 << CALL_STATUS_ACTIVE;
|
|
|
|
ste_template("AT+CHLD=1", vc, ste_generic_cb, active, cb, data);
|
|
}
|
|
|
|
static void ste_release_specific(struct ofono_voicecall *vc, int id,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
struct release_id_req *req = g_try_new0(struct release_id_req, 1);
|
|
char buf[32];
|
|
|
|
if (req == NULL)
|
|
goto error;
|
|
|
|
req->vc = vc;
|
|
req->cb = cb;
|
|
req->data = data;
|
|
req->id = id;
|
|
|
|
snprintf(buf, sizeof(buf), "AT+CHLD=1%d", id);
|
|
|
|
if (g_at_chat_send(vd->chat, buf, none_prefix,
|
|
release_id_cb, req, g_free) > 0)
|
|
return;
|
|
|
|
error:
|
|
g_free(req);
|
|
|
|
CALLBACK_WITH_FAILURE(cb, data);
|
|
}
|
|
|
|
static void ste_private_chat(struct ofono_voicecall *vc, int id,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
char buf[32];
|
|
|
|
snprintf(buf, sizeof(buf), "AT+CHLD=2%d", id);
|
|
ste_template(buf, vc, ste_generic_cb, 0, cb, data);
|
|
}
|
|
|
|
static void ste_create_multiparty(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
ste_template("AT+CHLD=3", vc, ste_generic_cb, 0, cb, data);
|
|
}
|
|
|
|
static void ste_transfer(struct ofono_voicecall *vc,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
/* Held & Active */
|
|
unsigned int transfer = 0x1 | 0x2;
|
|
|
|
/* Transfer can puts held & active calls together and disconnects
|
|
* from both. However, some networks support transferring of
|
|
* dialing/ringing calls as well.
|
|
*/
|
|
transfer |= 0x4 | 0x8;
|
|
|
|
ste_template("AT+CHLD=4", vc, ste_generic_cb, transfer, cb, data);
|
|
}
|
|
|
|
static void ste_deflect(struct ofono_voicecall *vc,
|
|
const struct ofono_phone_number *ph,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
char buf[128];
|
|
unsigned int incoming_or_waiting =
|
|
(1 << CALL_STATUS_INCOMING) | (1 << CALL_STATUS_WAITING);
|
|
|
|
snprintf(buf, sizeof(buf), "AT+CTFR=\"%s\",%d", ph->number, ph->type);
|
|
ste_template(buf, vc, ste_generic_cb, incoming_or_waiting, cb, data);
|
|
}
|
|
|
|
static void vts_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
|
{
|
|
struct cb_data *cbd = user_data;
|
|
ofono_voicecall_cb_t cb = cbd->cb;
|
|
struct ofono_error error;
|
|
|
|
decode_at_error(&error, g_at_result_final_response(result));
|
|
cb(&error, cbd->data);
|
|
}
|
|
|
|
static void ste_send_dtmf(struct ofono_voicecall *vc, const char *dtmf,
|
|
ofono_voicecall_cb_t cb, void *data)
|
|
{
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
struct cb_data *cbd = cb_data_new(cb, data);
|
|
int s;
|
|
char *buf;
|
|
|
|
/* strlen("AT+VTS=) = 7 + NULL */
|
|
buf = g_try_new(char, strlen(dtmf) + 8);
|
|
if (buf == NULL)
|
|
goto error;
|
|
|
|
sprintf(buf, "AT+VTS=%s", dtmf);
|
|
|
|
s = g_at_chat_send(vd->chat, buf, none_prefix,
|
|
vts_cb, cbd, g_free);
|
|
|
|
g_free(buf);
|
|
|
|
if (s > 0)
|
|
return;
|
|
|
|
error:
|
|
g_free(cbd);
|
|
|
|
CALLBACK_WITH_FAILURE(cb, data);
|
|
}
|
|
|
|
static void ecav_notify(GAtResult *result, gpointer user_data)
|
|
{
|
|
struct ofono_voicecall *vc = user_data;
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
GAtResultIter iter;
|
|
const char *num;
|
|
int id;
|
|
int status;
|
|
int call_type;
|
|
int num_type;
|
|
struct ofono_call *new_call;
|
|
struct ofono_call *existing_call = NULL;
|
|
GSList *l;
|
|
|
|
/* Parse ECAV */
|
|
g_at_result_iter_init(&iter, result);
|
|
|
|
if (!g_at_result_iter_next(&iter, "*ECAV:"))
|
|
return;
|
|
|
|
if (!g_at_result_iter_next_number(&iter, &id))
|
|
return;
|
|
|
|
if (!g_at_result_iter_next_number(&iter, &status))
|
|
return;
|
|
|
|
if (!g_at_result_iter_next_number(&iter, &call_type))
|
|
return;
|
|
|
|
if (call_type != BEARER_CLASS_VOICE)
|
|
return;
|
|
|
|
/* Skip process id and exit cause */
|
|
g_at_result_iter_skip_next(&iter);
|
|
g_at_result_iter_skip_next(&iter);
|
|
|
|
status = call_status_ste_to_ofono(status);
|
|
|
|
if (status == CALL_STATUS_DIALING ||
|
|
status == CALL_STATUS_WAITING ||
|
|
status == CALL_STATUS_INCOMING) {
|
|
/*
|
|
* If caller uses hidden id, the number and
|
|
* number type might not be present. Don't
|
|
* look for type if number is not present.
|
|
*/
|
|
if (!g_at_result_iter_next_string(&iter, &num)) {
|
|
num = "";
|
|
num_type = 128;
|
|
} else if (!g_at_result_iter_next_number(&iter, &num_type))
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Handle the call according to the status.
|
|
* If it doesn't exists we make a new one
|
|
*/
|
|
l = g_slist_find_custom(vd->calls, GUINT_TO_POINTER(id),
|
|
at_util_call_compare_by_id);
|
|
|
|
if (l)
|
|
existing_call = l->data;
|
|
|
|
if (l == NULL && status != CALL_STATUS_DIALING &&
|
|
status != CALL_STATUS_WAITING &&
|
|
status != CALL_STATUS_INCOMING) {
|
|
ofono_error("ECAV notification for unknown call."
|
|
" id: %d, status: %d", id, status);
|
|
return;
|
|
}
|
|
|
|
switch (status) {
|
|
case CALL_STATUS_DISCONNECTED: {
|
|
enum ofono_disconnect_reason reason;
|
|
|
|
existing_call->status = status;
|
|
|
|
if (vd->local_release & (1 << existing_call->id))
|
|
reason = OFONO_DISCONNECT_REASON_LOCAL_HANGUP;
|
|
else
|
|
reason = OFONO_DISCONNECT_REASON_REMOTE_HANGUP;
|
|
|
|
ofono_voicecall_disconnected(vc, existing_call->id,
|
|
reason, NULL);
|
|
|
|
vd->local_release &= ~(1 << existing_call->id);
|
|
vd->calls = g_slist_remove(vd->calls, l->data);
|
|
g_free(existing_call);
|
|
break;
|
|
}
|
|
|
|
case CALL_STATUS_DIALING:
|
|
case CALL_STATUS_WAITING:
|
|
case CALL_STATUS_INCOMING: {
|
|
int clip_validity;
|
|
int direction;
|
|
|
|
if (status == CALL_STATUS_DIALING)
|
|
direction = CALL_DIRECTION_MOBILE_ORIGINATED;
|
|
else
|
|
direction = CALL_DIRECTION_MOBILE_TERMINATED;
|
|
|
|
if (strlen(num) > 0)
|
|
clip_validity = CLIP_VALIDITY_VALID;
|
|
else
|
|
clip_validity = CLIP_VALIDITY_NOT_AVAILABLE;
|
|
|
|
new_call = create_call(vc, call_type, direction, status,
|
|
num, num_type, clip_validity);
|
|
if (new_call == NULL) {
|
|
ofono_error("Unable to malloc. "
|
|
"Call management is fubar");
|
|
return;
|
|
}
|
|
|
|
new_call->id = id;
|
|
ofono_voicecall_notify(vc, new_call);
|
|
break;
|
|
}
|
|
|
|
case CALL_STATUS_ALERTING:
|
|
case CALL_STATUS_ACTIVE:
|
|
case CALL_STATUS_HELD:
|
|
existing_call->status = status;
|
|
ofono_voicecall_notify(vc, existing_call);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void ste_voicecall_initialized(gboolean ok, GAtResult *result,
|
|
gpointer user_data)
|
|
{
|
|
struct ofono_voicecall *vc = user_data;
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
|
|
if (!ok) {
|
|
ofono_error("*ECAV not enabled. "
|
|
"Do not have proper call handling");
|
|
ofono_voicecall_remove(vc);
|
|
return;
|
|
}
|
|
|
|
g_at_chat_register(vd->chat, "*ECAV:", ecav_notify, FALSE, vc, NULL);
|
|
ofono_voicecall_register(vc);
|
|
}
|
|
|
|
static int ste_voicecall_probe(struct ofono_voicecall *vc, unsigned int vendor,
|
|
void *data)
|
|
{
|
|
GAtChat *chat = data;
|
|
struct voicecall_data *vd;
|
|
|
|
vd = g_try_new0(struct voicecall_data, 1);
|
|
if (vd == NULL)
|
|
return -ENOMEM;
|
|
|
|
vd->chat = g_at_chat_clone(chat);
|
|
|
|
ofono_voicecall_set_data(vc, vd);
|
|
|
|
g_at_chat_send(vd->chat, "AT*ECAM=2", none_prefix,
|
|
ste_voicecall_initialized, vc, NULL);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ste_voicecall_remove(struct ofono_voicecall *vc)
|
|
{
|
|
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
|
|
|
g_slist_free_full(vd->calls, g_free);
|
|
|
|
ofono_voicecall_set_data(vc, NULL);
|
|
|
|
g_at_chat_unref(vd->chat);
|
|
g_free(vd);
|
|
}
|
|
|
|
static const struct ofono_voicecall_driver driver = {
|
|
.name = "stemodem",
|
|
.probe = ste_voicecall_probe,
|
|
.remove = ste_voicecall_remove,
|
|
.dial = ste_dial,
|
|
.answer = ste_answer,
|
|
.hangup_active = ste_hangup,
|
|
.hold_all_active = ste_hold_all_active,
|
|
.release_all_held = ste_release_all_held,
|
|
.set_udub = ste_set_udub,
|
|
.release_all_active = ste_release_all_active,
|
|
.release_specific = ste_release_specific,
|
|
.private_chat = ste_private_chat,
|
|
.create_multiparty = ste_create_multiparty,
|
|
.transfer = ste_transfer,
|
|
.deflect = ste_deflect,
|
|
.swap_without_accept = NULL,
|
|
.send_tones = ste_send_dtmf
|
|
};
|
|
|
|
void ste_voicecall_init(void)
|
|
{
|
|
ofono_voicecall_driver_register(&driver);
|
|
}
|
|
|
|
void ste_voicecall_exit(void)
|
|
{
|
|
ofono_voicecall_driver_unregister(&driver);
|
|
}
|