Hi Dara,

On 12/17/2010 05:11 PM, Dara Spieker-Doyle wrote:
> ---
>  Makefile.am          |    3 +-
>  src/cdma-voicecall.c |  444 
> ++++++++++++++++++++++++++++++++++++++++++++++++++
>  src/common.c         |   41 +++++
>  src/common.h         |    6 +
>  src/ofono.h          |    3 +
>  5 files changed, 496 insertions(+), 1 deletions(-)
>  create mode 100644 src/cdma-voicecall.c
> 
> diff --git a/Makefile.am b/Makefile.am
> index 1270be5..40ff52d 100644
> --- a/Makefile.am
> +++ b/Makefile.am
> @@ -319,7 +319,8 @@ src_ofonod_SOURCES = $(gdbus_sources) $(builtin_sources) 
> src/ofono.ver \
>                       src/radio-settings.c src/stkutil.h src/stkutil.c \
>                       src/nettime.c src/stkagent.c src/stkagent.h \
>                       src/simfs.c src/simfs.h src/audio-settings.c \
> -                     src/smsagent.c src/smsagent.h src/ctm.c
> +                     src/smsagent.c src/smsagent.h src/ctm.c \
> +                     src/cdma-voicecall.c
>  
>  src_ofonod_LDADD = $(builtin_libadd) @GLIB_LIBS@ @DBUS_LIBS@ @CAPNG_LIBS@ 
> -ldl
>  
> diff --git a/src/cdma-voicecall.c b/src/cdma-voicecall.c
> new file mode 100644
> index 0000000..7baaff3
> --- /dev/null
> +++ b/src/cdma-voicecall.c
> @@ -0,0 +1,444 @@
> +/*
> + *
> + *  oFono - Open Source Telephony
> + *
> + *  Copyright (C) 2010 Nokia Corporation. All rights reserved.
> + *
> + *  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 <stdio.h>
> +#include <time.h>
> +#include <errno.h>
> +#include <stdint.h>
> +
> +#include <glib.h>
> +#include <gdbus.h>
> +
> +#include "ofono.h"
> +
> +#include "common.h"
> +
> +static GSList *g_drivers;
> +
> +struct ofono_cdma_voicecall_manager {
> +     struct ofono_cdma_phone_number phone_number;
> +     int direction;
> +     enum cdma_call_status status;
> +     time_t start_time;
> +     DBusMessage *pending;
> +     const struct ofono_cdma_voicecall_driver *driver;
> +     void *driver_data;
> +     struct ofono_atom *atom;
> +};
> +
> +static void generic_callback(const struct ofono_error *error, void *data);

In general we frown upon forward-declarations of static functions.  It
is better to move the function up to avoid this.

> +
> +static const char *disconnect_reason_to_string(enum ofono_disconnect_reason 
> r)
> +{
> +     switch (r) {
> +     case OFONO_DISCONNECT_REASON_LOCAL_HANGUP:
> +             return "local";
> +     case OFONO_DISCONNECT_REASON_REMOTE_HANGUP:
> +             return "remote";
> +     default:
> +             return "network";
> +     }
> +}
> +
> +static const char *cdma_call_status_to_string(enum cdma_call_status status)
> +{
> +     switch (status) {
> +     case CDMA_CALL_STATUS_ACTIVE:
> +             return "active";
> +     case CDMA_CALL_STATUS_DIALING:
> +             return "dialing";
> +     case CDMA_CALL_STATUS_ALERTING:
> +             return "alerting";
> +     case CDMA_CALL_STATUS_INCOMING:
> +             return "incoming";
> +     default:

It would be better to use CDMA_CALL_STATUS_DISCONNECTED and avoid the
default condition here.  The compiler will warn us if some enum is not
being handled.

> +             return "disconnected";
> +     }
> +}
> +
> +static const char *time_to_str(const time_t *t)
> +{
> +     static char buf[128];
> +     struct tm tm;
> +
> +     strftime(buf, 127, "%Y-%m-%dT%H:%M:%S%z", localtime_r(t, &tm));
> +     buf[127] = '\0';
> +
> +     return buf;
> +}
> +
> +static void append_voicecall_properties(struct ofono_cdma_voicecall_manager 
> *v,
> +                                     DBusMessageIter *dict)
> +{
> +     const char *status;
> +     const char *lineid;
> +     const char *timestr;
> +
> +     status = cdma_call_status_to_string(v->status);
> +     lineid = cdma_phone_number_to_string(&v->phone_number);
> +
> +     ofono_dbus_dict_append(dict, "State", DBUS_TYPE_STRING, &status);
> +
> +     ofono_dbus_dict_append(dict, "LineIdentification",
> +                             DBUS_TYPE_STRING, &lineid);
> +
> +     if (v->status == CDMA_CALL_STATUS_ACTIVE) {
> +             timestr = time_to_str(&v->start_time);
> +
> +             ofono_dbus_dict_append(dict, "StartTime", DBUS_TYPE_STRING,
> +                                     &timestr);
> +     }
> +}
> +
> +static DBusMessage *voicecall_manager_get_properties(DBusConnection *conn,
> +                                             DBusMessage *msg, void *data)
> +{
> +     struct ofono_cdma_voicecall_manager *v = data;
> +     DBusMessage *reply;
> +     DBusMessageIter iter;
> +     DBusMessageIter dict;
> +
> +     reply = dbus_message_new_method_return(msg);
> +
> +     if (reply == NULL)
> +             return NULL;
> +
> +     dbus_message_iter_init_append(reply, &iter);
> +
> +     dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
> +                                     OFONO_PROPERTIES_ARRAY_SIGNATURE,
> +                                     &dict);
> +     append_voicecall_properties(v, &dict);
> +     dbus_message_iter_close_container(&iter, &dict);
> +
> +     return reply;
> +}
> +
> +static const char *voicecall_build_path(struct ofono_cdma_voicecall_manager 
> *vc)
> +{
> +     static char path[256];
> +
> +     snprintf(path, sizeof(path), "%s/voicecall",
> +                     __ofono_atom_get_path(vc->atom));

I'm still confused what this is for?  The CDMA voicecall proposal does
not have leaf objects...

> +
> +     return path;
> +}
> +
> +static void voicecall_emit_disconnect_reason(
> +             struct ofono_cdma_voicecall_manager *vc,
> +             enum ofono_disconnect_reason reason)
> +{
> +     DBusConnection *conn = ofono_dbus_get_connection();
> +     const char *path;
> +     const char *reason_str;
> +
> +     reason_str = disconnect_reason_to_string(reason);
> +     path = voicecall_build_path(vc);

This should be emitted on the main atom path...

> +
> +     g_dbus_emit_signal(conn, path, OFONO_CDMA_VOICECALL_MANAGER_INTERFACE,
> +                             "DisconnectReason",
> +                             DBUS_TYPE_STRING, &reason_str,
> +                             DBUS_TYPE_INVALID);
> +}
> +
> +static void voicecall_set_call_status(struct ofono_cdma_voicecall_manager 
> *vc,
> +             enum cdma_call_status status)
> +{
> +     DBusConnection *conn = ofono_dbus_get_connection();
> +     const char *path;
> +     const char *status_str;
> +     enum cdma_call_status old_status;
> +
> +     if (vc->status == status)
> +             return;
> +
> +     old_status = vc->status;
> +
> +     vc->status = status;
> +
> +     status_str = cdma_call_status_to_string(status);
> +     path = voicecall_build_path(vc);
> +
> +     ofono_dbus_signal_property_changed(conn, path,
> +                                     OFONO_CDMA_VOICECALL_MANAGER_INTERFACE,
> +                                     "State", DBUS_TYPE_STRING,
> +                                     &status_str);

Same comment as above

> +
> +     if (status == CDMA_CALL_STATUS_ACTIVE &&
> +                     old_status == CDMA_CALL_STATUS_DIALING) {
> +             const char *timestr;
> +
> +             vc->start_time = time(NULL);
> +             timestr = time_to_str(&vc->start_time);
> +
> +             ofono_dbus_signal_property_changed(conn, path,
> +                                     OFONO_CDMA_VOICECALL_MANAGER_INTERFACE,
> +                                     "StartTime", DBUS_TYPE_STRING,
> +                                     &timestr);
> +     }
> +}
> +
> +static void voicecall_set_call_lineid(struct ofono_cdma_voicecall_manager *v)
> +{
> +     DBusConnection *conn = ofono_dbus_get_connection();
> +     const char *path;
> +     const char *lineid_str;
> +
> +     path = voicecall_build_path(v);

And here as well

> +
> +     /* For MO calls, LineID is the dialed phone number */
> +     lineid_str = cdma_phone_number_to_string(&v->phone_number);
> +
> +     ofono_dbus_signal_property_changed(conn, path,
> +                                     OFONO_CDMA_VOICECALL_MANAGER_INTERFACE,
> +                                     "LineIdentification",
> +                                     DBUS_TYPE_STRING, &lineid_str);
> +}
> +
> +static void manager_dial_callback(const struct ofono_error *error, void 
> *data)
> +{
> +     struct ofono_cdma_voicecall_manager *vc = data;
> +     DBusMessage *reply;
> +
> +     if (error->type != OFONO_ERROR_TYPE_NO_ERROR) {
> +             reply = __ofono_error_failed(vc->pending);
> +             __ofono_dbus_pending_reply(&vc->pending, reply);
> +
> +             return;
> +     }
> +
> +     voicecall_set_call_lineid(vc);
> +     vc->direction = CALL_DIRECTION_MOBILE_ORIGINATED;
> +     voicecall_set_call_status(vc, CDMA_CALL_STATUS_DIALING);
> +
> +     reply = dbus_message_new_method_return(vc->pending);
> +     __ofono_dbus_pending_reply(&vc->pending, reply);
> +}
> +
> +static DBusMessage *voicecall_manager_dial(DBusConnection *conn,
> +                                     DBusMessage *msg, void *data)
> +{
> +     struct ofono_cdma_voicecall_manager *vc = data;
> +     const char *number;
> +
> +     if (vc->pending)
> +             return __ofono_error_busy(msg);
> +
> +     if (vc->status != CDMA_CALL_STATUS_DISCONNECTED)
> +             return __ofono_error_failed(msg);
> +
> +     if (dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &number,
> +                                     DBUS_TYPE_INVALID) == FALSE)
> +             return __ofono_error_invalid_args(msg);
> +
> +     if (!valid_cdma_phone_number_format(number))
> +             return __ofono_error_invalid_format(msg);
> +
> +     if (vc->driver->dial == NULL)
> +             return __ofono_error_not_implemented(msg);
> +
> +     vc->pending = dbus_message_ref(msg);
> +
> +     string_to_cdma_phone_number(number, &vc->phone_number);
> +     vc->driver->dial(vc, &vc->phone_number, manager_dial_callback, vc);
> +
> +     return NULL;
> +}
> +
> +static DBusMessage *voicecall_manager_hangup(DBusConnection *conn,
> +                                     DBusMessage *msg, void *data)
> +{
> +     struct ofono_cdma_voicecall_manager *vc = data;
> +
> +     if (vc->pending)
> +             return __ofono_error_busy(msg);
> +
> +     if (vc->driver->hangup == NULL)
> +             return __ofono_error_not_implemented(msg);
> +
> +     if (vc->status == CDMA_CALL_STATUS_DISCONNECTED)
> +             return __ofono_error_failed(msg);
> +
> +     vc->pending = dbus_message_ref(msg);
> +
> +     vc->driver->hangup(vc, generic_callback, vc);
> +
> +     return NULL;
> +}
> +
> +static GDBusMethodTable manager_methods[] = {
> +     { "GetProperties",    "",    "a{sv}",
> +                                     voicecall_manager_get_properties },
> +     { "Dial",             "ss",  "o",        voicecall_manager_dial,
> +                                             G_DBUS_METHOD_FLAG_ASYNC },

The signature of Dial does not match the API or the implementation...

> +     { "Hangup",           "",    "",         voicecall_manager_hangup,
> +                                             G_DBUS_METHOD_FLAG_ASYNC },
> +     { }
> +};
> +
> +static GDBusSignalTable manager_signals[] = {
> +     { "PropertyChanged",    "sv" },
> +     { "DisconnectReason",   "s" },
> +     { }
> +};
> +
> +void ofono_cdma_voicecall_manager_disconnected(
> +                                     struct ofono_cdma_voicecall_manager *vc,
> +                                     enum ofono_disconnect_reason reason,
> +                                     const struct ofono_error *error)
> +{
> +     DBG("Got disconnection event for reason: %d", reason);
> +
> +     if (reason != OFONO_DISCONNECT_REASON_UNKNOWN)
> +             voicecall_emit_disconnect_reason(vc, reason);
> +
> +     voicecall_set_call_status(vc, CDMA_CALL_STATUS_DISCONNECTED);
> +}
> +
> +static void generic_callback(const struct ofono_error *error, void *data)
> +{
> +     struct ofono_cdma_voicecall_manager *vc = data;
> +     DBusMessage *reply;
> +
> +     if (error->type == OFONO_ERROR_TYPE_NO_ERROR)
> +             reply = dbus_message_new_method_return(vc->pending);
> +     else
> +             reply = __ofono_error_failed(vc->pending);
> +
> +     __ofono_dbus_pending_reply(&vc->pending, reply);
> +}
> +
> +int ofono_cdma_voicecall_driver_register(
> +             const struct ofono_cdma_voicecall_driver *d)
> +{
> +     DBG("driver: %p, name: %s", d, d->name);
> +
> +     if (d->probe == NULL)
> +             return -EINVAL;
> +
> +     g_drivers = g_slist_prepend(g_drivers, (void *)d);
> +
> +     return 0;
> +}
> +
> +void ofono_cdma_voicecall_driver_unregister(
> +             const struct ofono_cdma_voicecall_driver *d)
> +{
> +     DBG("driver: %p, name: %s", d, d->name);
> +
> +     g_drivers = g_slist_remove(g_drivers, (void *)d);
> +}
> +
> +static void voicecall_manager_remove(struct ofono_atom *atom)
> +{
> +     struct ofono_cdma_voicecall_manager *vc = __ofono_atom_get_data(atom);
> +
> +     DBG("atom: %p", atom);
> +
> +     if (vc == NULL)
> +             return;
> +
> +     if (vc->driver && vc->driver->remove)
> +             vc->driver->remove(vc);
> +
> +     g_free(vc);
> +}
> +
> +struct ofono_cdma_voicecall_manager *ofono_cdma_voicecall_manager_create(
> +                                             struct ofono_modem *modem,
> +                                             unsigned int vendor,
> +                                             const char *driver,
> +                                             void *data)
> +{
> +     struct ofono_cdma_voicecall_manager *vc;
> +     GSList *l;
> +
> +     if (driver == NULL)
> +             return NULL;
> +
> +     vc = g_try_new0(struct ofono_cdma_voicecall_manager, 1);
> +     if (vc == NULL)
> +             return NULL;
> +
> +     vc->status = CDMA_CALL_STATUS_DISCONNECTED;
> +
> +     vc->atom = __ofono_modem_add_atom(modem,
> +                     OFONO_ATOM_TYPE_CDMA_VOICECALL_MANAGER,
> +                     voicecall_manager_remove, vc);
> +
> +     for (l = g_drivers; l; l = l->next) {
> +             const struct ofono_cdma_voicecall_driver *drv = l->data;
> +
> +             if (g_strcmp0(drv->name, driver))
> +                     continue;
> +
> +             if (drv->probe(vc, vendor, data) < 0)
> +                     continue;
> +
> +             vc->driver = drv;
> +             break;
> +     }
> +
> +     return vc;
> +}
> +
> +void ofono_cdma_voicecall_manager_register(
> +                             struct ofono_cdma_voicecall_manager *vc)
> +{
> +     DBusConnection *conn = ofono_dbus_get_connection();
> +     struct ofono_modem *modem = __ofono_atom_get_modem(vc->atom);
> +     const char *path = __ofono_atom_get_path(vc->atom);
> +
> +     if (!g_dbus_register_interface(conn, path,
> +                                     OFONO_CDMA_VOICECALL_MANAGER_INTERFACE,
> +                                     manager_methods, manager_signals, NULL,
> +                                     vc, NULL)) {
> +             ofono_error("Could not create %s interface",
> +                             OFONO_CDMA_VOICECALL_MANAGER_INTERFACE);
> +             return;
> +     }
> +
> +     ofono_modem_add_interface(modem,
> +                     OFONO_CDMA_VOICECALL_MANAGER_INTERFACE);
> +}
> +
> +void ofono_cdma_voicecall_manager_remove(
> +                     struct ofono_cdma_voicecall_manager *vc)
> +{
> +     __ofono_atom_free(vc->atom);
> +}
> +
> +void ofono_cdma_voicecall_manager_set_data(
> +                     struct ofono_cdma_voicecall_manager *vc, void *data)
> +{
> +     vc->driver_data = data;
> +}
> +
> +void *ofono_cdma_voicecall_manager_get_data(
> +                     struct ofono_cdma_voicecall_manager *vc)
> +{
> +     return vc->driver_data;
> +}
> diff --git a/src/common.c b/src/common.c
> index 5154b8d..168964e 100644
> --- a/src/common.c
> +++ b/src/common.c
> @@ -262,6 +262,30 @@ gboolean valid_phone_number_format(const char *number)
>       return TRUE;
>  }
>  
> +gboolean valid_cdma_phone_number_format(const char *number)
> +{
> +     int len = strlen(number);
> +     int i;
> +
> +     if (!len)
> +             return FALSE;
> +
> +     if (len > OFONO_CDMA_MAX_PHONE_NUMBER_LENGTH)
> +             return FALSE;
> +
> +     for (i = 0; i < len; i++) {
> +             if (number[i] >= '0' && number[i] <= '9')
> +                     continue;
> +
> +             if (number[i] == '*' || number[i] == '#')
> +                     continue;
> +
> +             return FALSE;
> +     }
> +
> +     return TRUE;
> +}
> +
>  const char *telephony_error_to_str(const struct ofono_error *error)
>  {
>       struct error_entry *e;
> @@ -405,6 +429,23 @@ void string_to_phone_number(const char *str, struct 
> ofono_phone_number *ph)
>       }
>  }
>  
> +const char *cdma_phone_number_to_string(
> +                     const struct ofono_cdma_phone_number *ph)
> +{
> +     static char buffer[OFONO_CDMA_MAX_PHONE_NUMBER_LENGTH + 1];
> +
> +     strncpy(buffer, ph->number, OFONO_CDMA_MAX_PHONE_NUMBER_LENGTH);
> +     buffer[OFONO_CDMA_MAX_PHONE_NUMBER_LENGTH] = '\0';
> +
> +     return buffer;
> +}
> +
> +void string_to_cdma_phone_number(const char *str,
> +                     struct ofono_cdma_phone_number *ph)
> +{
> +     strcpy(ph->number, str);
> +}
> +
>  gboolean valid_ussd_string(const char *str, gboolean call_in_progress)
>  {
>       int len = strlen(str);
> diff --git a/src/common.h b/src/common.h
> index c8e7070..64f297e 100644
> --- a/src/common.h
> +++ b/src/common.h
> @@ -135,6 +135,12 @@ gboolean valid_phone_number_format(const char *number);
>  const char *phone_number_to_string(const struct ofono_phone_number *ph);
>  void string_to_phone_number(const char *str, struct ofono_phone_number *ph);
>  
> +gboolean valid_cdma_phone_number_format(const char *number);
> +const char *cdma_phone_number_to_string(
> +                             const struct ofono_cdma_phone_number *ph);
> +void string_to_cdma_phone_number(const char *str,
> +                             struct ofono_cdma_phone_number *ph);
> +
>  int mmi_service_code_to_bearer_class(int code);
>  
>  gboolean valid_ussd_string(const char *str, gboolean call_in_progress);
> diff --git a/src/ofono.h b/src/ofono.h
> index 792134b..cab70cd 100644
> --- a/src/ofono.h
> +++ b/src/ofono.h
> @@ -126,6 +126,7 @@ enum ofono_atom_type {
>       OFONO_ATOM_TYPE_STK = 20,
>       OFONO_ATOM_TYPE_NETTIME = 21,
>       OFONO_ATOM_TYPE_CTM = 22,
> +     OFONO_ATOM_TYPE_CDMA_VOICECALL_MANAGER = 23,
>  };
>  
>  enum ofono_atom_watch_condition {
> @@ -415,3 +416,5 @@ void __ofono_nettime_probe_drivers(struct ofono_modem 
> *modem);
>  
>  void __ofono_nettime_info_received(struct ofono_modem *modem,
>                                       struct ofono_network_time *info);
> +
> +#include <ofono/cdma-voicecall.h>

Regards,
-Denis
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