mirror of git://git.sysmocom.de/ofono
Add voicecall driver for Bluetooth HFP
HFP voicecall driver uses AT+CIEV indicator to notify call status update according to Bluetooth HFP spec v1.5. This patch only adds single call support.
This commit is contained in:
Zhenhua Zhang
Denis Kenzior
parent
57aaf9813f
commit
4a36fc7c82
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@ -125,7 +125,8 @@ builtin_sources += drivers/atmodem/atutil.h \
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builtin_modules += hfpmodem
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builtin_sources += drivers/atmodem/atutil.h \
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drivers/hfpmodem/hfpmodem.h \
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drivers/hfpmodem/hfpmodem.c
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drivers/hfpmodem/hfpmodem.c \
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drivers/hfpmodem/voicecall.c
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builtin_modules += mbmmodem
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builtin_sources += drivers/atmodem/atutil.h \
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@ -41,11 +41,14 @@
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static int hfpmodem_init(void)
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{
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hfp_voicecall_init();
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return 0;
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}
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static void hfpmodem_exit(void)
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{
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hfp_voicecall_exit();
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}
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OFONO_PLUGIN_DEFINE(hfpmodem, "Hands-Free Profile Driver", VERSION,
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@ -0,0 +1,608 @@
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/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2009 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#define _GNU_SOURCE
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <glib.h>
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#include <ofono/log.h>
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#include <ofono/modem.h>
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#include <ofono/voicecall.h>
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#include <common.h>
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#include "gatchat.h"
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#include "gatresult.h"
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#include "hfpmodem.h"
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#define AG_CHLD_0 0x01
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#define AG_CHLD_1 0x02
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#define AG_CHLD_1x 0x04
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#define AG_CHLD_2 0x08
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#define AG_CHLD_2x 0x10
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#define AG_CHLD_3 0x20
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#define AG_CHLD_4 0x40
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static const char *none_prefix[] = { NULL };
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static const char *chld_prefix[] = { "+CHLD:", NULL };
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struct voicecall_data {
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GAtChat *chat;
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GSList *calls;
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struct ofono_call *call;
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gboolean mpty_call;
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unsigned int ag_features;
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unsigned int ag_mpty_features;
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unsigned char cind_pos[HFP_INDICATOR_LAST];
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int cind_val[HFP_INDICATOR_LAST];
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unsigned int id_list;
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unsigned int local_release;
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};
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struct release_id_req {
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struct ofono_voicecall *vc;
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ofono_voicecall_cb_t cb;
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void *data;
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int id;
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};
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struct change_state_req {
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struct ofono_voicecall *vc;
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ofono_voicecall_cb_t cb;
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void *data;
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int affected_types;
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};
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static struct ofono_call *create_call(struct voicecall_data *d, int type,
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int direction, int status,
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const char *num, int num_type, int clip)
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{
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struct ofono_call *call;
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/* Generate a call structure for the waiting call */
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call = g_try_new0(struct ofono_call, 1);
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if (!call)
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return NULL;
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call->id = at_util_alloc_next_id(&d->id_list);
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call->type = type;
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call->direction = direction;
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call->status = status;
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if (clip != 2) {
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strncpy(call->phone_number.number, num,
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OFONO_MAX_PHONE_NUMBER_LENGTH);
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call->phone_number.type = num_type;
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}
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d->calls = g_slist_insert_sorted(d->calls, call, at_util_call_compare);
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call->clip_validity = clip;
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if (d->call)
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d->mpty_call = TRUE;
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d->call = call;
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return call;
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}
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static void generic_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct change_state_req *req = user_data;
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struct voicecall_data *vd = ofono_voicecall_get_data(req->vc);
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struct ofono_error error;
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dump_response("generic_cb", ok, result);
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decode_at_error(&error, g_at_result_final_response(result));
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if (ok && req->affected_types) {
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GSList *l;
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struct ofono_call *call;
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for (l = vd->calls; l; l = l->next) {
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call = l->data;
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if (req->affected_types & (0x1 << call->status))
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vd->local_release |=
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(0x1 << call->id);
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}
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}
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req->cb(&error, req->data);
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}
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static void atd_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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struct ofono_voicecall *vc = cbd->user;
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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ofono_voicecall_cb_t cb = cbd->cb;
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GAtResultIter iter;
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int type = 128;
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int validity = 2;
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struct ofono_error error;
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struct ofono_call *call;
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dump_response("atd_cb", ok, result);
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decode_at_error(&error, g_at_result_final_response(result));
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if (!ok)
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goto out;
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g_at_result_iter_init(&iter, result);
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call = create_call(vd, 0, 0, CALL_STATUS_DIALING, NULL, type, validity);
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if (!call) {
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ofono_error("Unable to allocate call, "
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"call tracking will fail!");
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return;
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}
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out:
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cb(&error, cbd->data);
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}
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static void hfp_dial(struct ofono_voicecall *vc,
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const struct ofono_phone_number *ph,
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enum ofono_clir_option clir, enum ofono_cug_option cug,
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ofono_voicecall_cb_t cb, void *data)
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{
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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struct cb_data *cbd = cb_data_new(cb, data);
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char buf[256];
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if (!cbd)
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goto error;
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cbd->user = vc;
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if (ph->type == 145)
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sprintf(buf, "ATD+%s", ph->number);
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else
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sprintf(buf, "ATD%s", ph->number);
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if ((clir != OFONO_CLIR_OPTION_DEFAULT) ||
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(cug != OFONO_CUG_OPTION_DEFAULT))
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goto error;
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strcat(buf, ";");
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if (g_at_chat_send(vd->chat, buf, none_prefix,
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atd_cb, cbd, g_free) > 0)
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return;
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error:
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if (cbd)
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g_free(cbd);
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static void hfp_template(const char *cmd, struct ofono_voicecall *vc,
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GAtResultFunc result_cb, unsigned int affected_types,
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ofono_voicecall_cb_t cb, void *data)
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{
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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struct change_state_req *req = g_try_new0(struct change_state_req, 1);
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if (!req)
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goto error;
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req->vc = vc;
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req->cb = cb;
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req->data = data;
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req->affected_types = affected_types;
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if (g_at_chat_send(vd->chat, cmd, none_prefix,
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result_cb, req, g_free) > 0)
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return;
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error:
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if (req)
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g_free(req);
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static void hfp_answer(struct ofono_voicecall *vc,
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ofono_voicecall_cb_t cb, void *data)
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{
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hfp_template("ATA", vc, generic_cb, 0, cb, data);
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}
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static void hfp_hangup(struct ofono_voicecall *vc,
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ofono_voicecall_cb_t cb, void *data)
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{
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/* Hangup all calls */
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hfp_template("AT+CHUP", vc, generic_cb, 0x3f, cb, data);
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}
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static void release_id_cb(gboolean ok, GAtResult *result,
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gpointer user_data)
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{
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struct release_id_req *req = user_data;
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struct voicecall_data *vd = ofono_voicecall_get_data(req->vc);
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struct ofono_error error;
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dump_response("release_id_cb", ok, result);
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decode_at_error(&error, g_at_result_final_response(result));
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if (ok)
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vd->local_release = 0x1 << req->id;
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req->cb(&error, req->data);
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}
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static void hfp_release_specific(struct ofono_voicecall *vc, int id,
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ofono_voicecall_cb_t cb, void *data)
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{
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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struct release_id_req *req = g_try_new0(struct release_id_req, 1);
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if (!req)
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goto error;
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req->vc = vc;
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req->cb = cb;
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req->data = data;
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req->id = id;
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if (vd->mpty_call == FALSE)
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g_at_chat_send(vd->chat, "AT+CHUP", none_prefix,
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release_id_cb, req, g_free);
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return;
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error:
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if (req)
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g_free(req);
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static void ring_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_voicecall *vc = user_data;
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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struct ofono_call *call;
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dump_response("ring_notify", TRUE, result);
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/* RING can repeat, ignore if we already have an incoming call */
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if (g_slist_find_custom(vd->calls,
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GINT_TO_POINTER(CALL_STATUS_INCOMING),
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at_util_call_compare_by_status))
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return;
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/* ignore if we already have a waiting call */
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if (g_slist_find_custom(vd->calls,
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GINT_TO_POINTER(CALL_STATUS_WAITING),
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at_util_call_compare_by_status))
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return;
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/* Generate an incoming call of voice type */
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call = create_call(vd, 0, 1, CALL_STATUS_INCOMING, NULL, 128, 2);
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if (!call) {
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ofono_error("Couldn't create call, call management is fubar!");
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return;
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}
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}
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static void clip_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_voicecall *vc = user_data;
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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GAtResultIter iter;
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const char *num;
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int type, validity;
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GSList *l;
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struct ofono_call *call;
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dump_response("clip_notify", TRUE, result);
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l = g_slist_find_custom(vd->calls,
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GINT_TO_POINTER(CALL_STATUS_INCOMING),
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at_util_call_compare_by_status);
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if (l == NULL) {
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ofono_error("CLIP for unknown call");
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return;
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}
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g_at_result_iter_init(&iter, result);
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if (!g_at_result_iter_next(&iter, "+CLIP:"))
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return;
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if (!g_at_result_iter_next_string(&iter, &num))
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return;
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if (!g_at_result_iter_next_number(&iter, &type))
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return;
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if (strlen(num) > 0)
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validity = 0;
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else
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validity = 2;
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/* Skip subaddr, satype, alpha and validity */
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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g_at_result_iter_skip_next(&iter);
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ofono_debug("clip_notify: %s %d %d", num, type, validity);
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call = l->data;
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strncpy(call->phone_number.number, num,
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OFONO_MAX_PHONE_NUMBER_LENGTH);
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call->phone_number.number[OFONO_MAX_PHONE_NUMBER_LENGTH] = '\0';
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call->phone_number.type = type;
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call->clip_validity = validity;
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ofono_voicecall_notify(vc, call);
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}
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static void release_call(struct ofono_voicecall *vc, struct ofono_call *call)
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{
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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enum ofono_disconnect_reason reason;
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if (call == NULL)
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return;
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if (vd->local_release & (0x1 << call->id))
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reason = OFONO_DISCONNECT_REASON_LOCAL_HANGUP;
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else
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reason = OFONO_DISCONNECT_REASON_REMOTE_HANGUP;
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ofono_voicecall_disconnected(vc, call->id, reason, NULL);
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at_util_release_id(&vd->id_list, call->id);
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if (vd->mpty_call == FALSE)
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vd->local_release = 0;
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vd->calls = g_slist_remove(vd->calls, call);
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if (call == vd->call)
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vd->call = NULL;
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g_free(call);
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call = NULL;
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}
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static void ciev_call_notify(struct ofono_voicecall *vc,
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struct ofono_call *call,
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unsigned int call_pos, unsigned int value)
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{
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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if (vd->mpty_call == FALSE) {
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switch (value) {
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case 0:
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release_call(vc, call);
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break;
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case 1:
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call->status = CALL_STATUS_ACTIVE;
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ofono_voicecall_notify(vc, call);
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break;
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default:
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break;
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}
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}
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vd->cind_val[call_pos] = value;
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}
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static void ciev_callsetup_notify(struct ofono_voicecall *vc,
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struct ofono_call *call,
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unsigned int callsetup_pos, unsigned int value)
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{
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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int call_pos = vd->cind_pos[HFP_INDICATOR_CALL];
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if (vd->mpty_call == FALSE) {
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switch (value) {
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case 0:
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/* call=0 and callsetup=1: reject an incoming call
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* call=0 and callsetup=2,3: interrupt an outgoing call
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*/
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if ((vd->cind_val[call_pos] == 0) &&
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(vd->cind_val[callsetup_pos] > 0))
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release_call(vc, call);
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break;
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case 1:
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case 2:
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break;
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case 3:
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call->status = CALL_STATUS_ALERTING;
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ofono_voicecall_notify(vc, call);
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default:
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break;
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}
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}
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vd->cind_val[callsetup_pos] = value;
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}
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static void ciev_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_voicecall *vc = user_data;
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struct voicecall_data *vd = ofono_voicecall_get_data(vc);
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struct ofono_call *call = vd->call;
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int index;
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int value;
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GAtResultIter iter;
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g_at_result_iter_init(&iter, result);
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if (!g_at_result_iter_next(&iter, "+CIEV:"))
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return;
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if (!g_at_result_iter_next_number(&iter, &index))
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return;
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|
||||
if (!g_at_result_iter_next_number(&iter, &value))
|
||||
return;
|
||||
|
||||
if (index == vd->cind_pos[HFP_INDICATOR_CALL])
|
||||
ciev_call_notify(vc, call, index, value);
|
||||
else if (index == vd->cind_pos[HFP_INDICATOR_CALLSETUP])
|
||||
ciev_callsetup_notify(vc, call, index, value);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
static void chld_cb(gboolean ok, GAtResult *result, gpointer user_data)
|
||||
{
|
||||
struct voicecall_data *vd = user_data;
|
||||
unsigned int ag_mpty_feature = 0;
|
||||
GAtResultIter iter;
|
||||
const char *str;
|
||||
|
||||
if (!ok)
|
||||
goto error;
|
||||
|
||||
g_at_result_iter_init(&iter, result);
|
||||
if (!g_at_result_iter_next(&iter, "+CHLD:"))
|
||||
goto error;
|
||||
|
||||
if (!g_at_result_iter_open_list(&iter))
|
||||
goto error;
|
||||
|
||||
while (g_at_result_iter_next_unquoted_string(&iter, &str)) {
|
||||
if (!strcmp(str, "0"))
|
||||
ag_mpty_feature |= AG_CHLD_0;
|
||||
else if (!strcmp(str, "1"))
|
||||
ag_mpty_feature |= AG_CHLD_1;
|
||||
else if (!strcmp(str, "1x"))
|
||||
ag_mpty_feature |= AG_CHLD_1x;
|
||||
else if (!strcmp(str, "2"))
|
||||
ag_mpty_feature |= AG_CHLD_2;
|
||||
else if (!strcmp(str, "2x"))
|
||||
ag_mpty_feature |= AG_CHLD_2x;
|
||||
else if (!strcmp(str, "3"))
|
||||
ag_mpty_feature |= AG_CHLD_3;
|
||||
else if (!strcmp(str, "4"))
|
||||
ag_mpty_feature |= AG_CHLD_4;
|
||||
}
|
||||
|
||||
if (!g_at_result_iter_close_list(&iter))
|
||||
goto error;
|
||||
|
||||
vd->ag_mpty_features = ag_mpty_feature;
|
||||
return;
|
||||
|
||||
error:
|
||||
return;
|
||||
}
|
||||
|
||||
static void hfp_voicecall_initialized(gboolean ok, GAtResult *result,
|
||||
gpointer user_data)
|
||||
{
|
||||
struct ofono_voicecall *vc = user_data;
|
||||
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
||||
|
||||
ofono_debug("hfp_voicecall_init: registering to notifications");
|
||||
|
||||
g_at_chat_register(vd->chat, "RING", ring_notify, FALSE, vc, NULL);
|
||||
g_at_chat_register(vd->chat, "+CLIP:", clip_notify, FALSE, vc, NULL);
|
||||
g_at_chat_register(vd->chat, "+CIEV:", ciev_notify, FALSE, vc, NULL);
|
||||
|
||||
ofono_voicecall_register(vc);
|
||||
}
|
||||
|
||||
static int hfp_voicecall_probe(struct ofono_voicecall *vc, unsigned int vendor,
|
||||
gpointer user_data)
|
||||
{
|
||||
struct hfp_data *data = user_data;
|
||||
struct voicecall_data *vd;
|
||||
|
||||
vd = g_new0(struct voicecall_data, 1);
|
||||
vd->chat = data->chat;
|
||||
vd->ag_features = data->ag_features;
|
||||
vd->call = NULL;
|
||||
vd->mpty_call = FALSE;
|
||||
memcpy(vd->cind_pos, data->cind_pos, HFP_INDICATOR_LAST);
|
||||
memcpy(vd->cind_val, data->cind_val, HFP_INDICATOR_LAST);
|
||||
|
||||
if (vd->ag_features & AG_FEATURE_3WAY)
|
||||
g_at_chat_send(vd->chat, "AT+CHLD=?", chld_prefix,
|
||||
chld_cb, vd, NULL);
|
||||
|
||||
ofono_voicecall_set_data(vc, vd);
|
||||
|
||||
g_at_chat_send(vd->chat, "AT+CLIP=1", NULL, NULL, NULL, NULL);
|
||||
g_at_chat_send(vd->chat, "AT+CCWA=1", NULL,
|
||||
hfp_voicecall_initialized, vc, NULL);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void hfp_voicecall_remove(struct ofono_voicecall *vc)
|
||||
{
|
||||
struct voicecall_data *vd = ofono_voicecall_get_data(vc);
|
||||
|
||||
g_slist_foreach(vd->calls, (GFunc) g_free, NULL);
|
||||
g_slist_free(vd->calls);
|
||||
g_free(vd);
|
||||
}
|
||||
|
||||
static struct ofono_voicecall_driver driver = {
|
||||
.name = "hfpmodem",
|
||||
.probe = hfp_voicecall_probe,
|
||||
.remove = hfp_voicecall_remove,
|
||||
.dial = hfp_dial,
|
||||
.answer = hfp_answer,
|
||||
.hangup = hfp_hangup,
|
||||
.list_calls = NULL,
|
||||
.hold_all_active = NULL,
|
||||
.release_all_held = NULL,
|
||||
.set_udub = NULL,
|
||||
.release_all_active = NULL,
|
||||
.release_specific = hfp_release_specific,
|
||||
.private_chat = NULL,
|
||||
.create_multiparty = NULL,
|
||||
.transfer = NULL,
|
||||
.deflect = NULL,
|
||||
.swap_without_accept = NULL,
|
||||
.send_tones = NULL
|
||||
};
|
||||
|
||||
void hfp_voicecall_init()
|
||||
{
|
||||
ofono_voicecall_driver_register(&driver);
|
||||
}
|
||||
|
||||
void hfp_voicecall_exit()
|
||||
{
|
||||
ofono_voicecall_driver_unregister(&driver);
|
||||
}
|
||||
|
|
@ -307,7 +307,10 @@ static int hfp_disable(struct ofono_modem *modem)
|
|||
|
||||
static void hfp_pre_sim(struct ofono_modem *modem)
|
||||
{
|
||||
struct hfp_data *data = ofono_modem_get_data(modem);
|
||||
|
||||
DBG("%p", modem);
|
||||
ofono_voicecall_create(modem, 0, "hfpmodem", data);
|
||||
}
|
||||
|
||||
static void hfp_post_sim(struct ofono_modem *modem)
|
||||
|
|
|
|||
|
|
@ -80,7 +80,7 @@ if __name__ == "__main__":
|
|||
|
||||
call.connect_to_signal("PropertyChanged", voicecall_property_changed)
|
||||
|
||||
gobject.timeout_add(5000, hangup_all)
|
||||
gobject.timeout_add(10000, hangup_all)
|
||||
|
||||
mainloop = gobject.MainLoop()
|
||||
mainloop.run()
|
||||
|
|
|
|||
Loading…
Reference in New Issue