The status watches monitor the emulator activities. Other atoms like
gprs, netreg could register notification to watch emulator status
changes.
---
include/emulator.h | 6 +++++
src/emulator.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++
src/ofono.h | 11 +++++++++
3 files changed, 77 insertions(+), 0 deletions(-)
diff --git a/include/emulator.h b/include/emulator.h
index 1033e59..29e87b9 100644
--- a/include/emulator.h
+++ b/include/emulator.h
@@ -30,6 +30,12 @@ extern "C" {
struct ofono_emulator;
+enum ofono_emulator_status {
+ OFONO_EMULATOR_STATUS_IDLE = 0,
+ OFONO_EMULATOR_STATUS_CREATE,
+ OFONO_EMULATOR_STATUS_DESTROY,
+};
+
struct ofono_emulator *ofono_emulator_create(struct ofono_modem *modem,
enum ofono_atom_type type,
GIOChannel *io);
diff --git a/src/emulator.c b/src/emulator.c
index 6219bb1..f9e82a0 100644
--- a/src/emulator.c
+++ b/src/emulator.c
@@ -39,6 +39,8 @@ struct ofono_emulator {
enum ofono_atom_type type;
unsigned int id;
GAtServer *server;
+ enum ofono_emulator_status status;
+ struct ofono_watchlist *status_watches;
};
static unsigned int ofono_emulator_ids;
@@ -69,12 +71,31 @@ static void ofono_emulator_release_id(int id)
ofono_emulator_ids &= ~(0x1 << id);
}
+static void notify_status_watches(struct ofono_emulator *e, void *data)
+{
+ struct ofono_watchlist_item *item;
+ ofono_emulator_status_notify_cb_t notify;
+ GSList *l;
+
+ for (l = e->status_watches->items; l; l = l->next) {
+ item = l->data;
+ notify = item->notify;
+
+ notify(e, e->status, data, item->notify_data);
+ }
+}
+
static void emulator_remove(struct ofono_atom *atom)
{
struct ofono_emulator *e = __ofono_atom_get_data(atom);
DBG("");
+ e->status = OFONO_EMULATOR_STATUS_DESTROY;
+ notify_status_watches(e, NULL);
+
+ __ofono_watchlist_free(e->status_watches);
+
g_at_server_shutdown(e->server);
g_at_server_unref(e->server);
e->server = NULL;
@@ -84,6 +105,37 @@ static void emulator_remove(struct ofono_atom *atom)
e = NULL;
}
+unsigned int __ofono_emulator_add_status_watch(struct ofono_emulator *e,
+ ofono_emulator_status_notify_cb_t notify,
+ void *data, ofono_destroy_func destroy)
+{
+ struct ofono_watchlist_item *item;
+
+ DBG("%p", e);
+
+ if (e == NULL)
+ return 0;
+
+ if (notify == NULL)
+ return 0;
+
+ item = g_new0(struct ofono_watchlist_item, 1);
+
+ item->notify = notify;
+ item->destroy = destroy;
+ item->notify_data = data;
+
+ return __ofono_watchlist_add_item(e->status_watches, item);
+}
+
+gboolean __ofono_emulator_remove_status_watch(struct ofono_emulator *e,
+ unsigned int id)
+{
+ DBG("%p", e);
+
+ return __ofono_watchlist_remove_item(e->status_watches, id);
+}
+
static void emulator_disconnect(gpointer user_data)
{
struct ofono_emulator *e = user_data;
@@ -91,6 +143,10 @@ static void emulator_disconnect(gpointer user_data)
__ofono_atom_free(e->atom);
}
+static void emulator_unregister(struct ofono_atom *atom)
+{
+}
+
struct ofono_emulator *ofono_emulator_create(struct ofono_modem *modem,
enum ofono_atom_type type,
GIOChannel *channel)
@@ -115,7 +171,11 @@ struct ofono_emulator *ofono_emulator_create(struct
ofono_modem *modem,
e->modem = modem;
e->type = type;
e->id = ofono_emulator_next_id();
+ e->status_watches = __ofono_watchlist_new(g_free);
+ e->status = OFONO_EMULATOR_STATUS_CREATE;
e->atom = __ofono_modem_add_atom(modem, type, emulator_remove, e);
+ __ofono_atom_register(e->atom, emulator_unregister);
+
return e;
}
diff --git a/src/ofono.h b/src/ofono.h
index 8982a95..a7a9849 100644
--- a/src/ofono.h
+++ b/src/ofono.h
@@ -292,3 +292,14 @@ void __ofono_nettime_info_received(struct ofono_modem
*modem,
struct ofono_network_time *info);
#include <ofono/emulator.h>
+
+typedef void (*ofono_emulator_status_notify_cb_t)(struct ofono_emulator *e,
+ enum ofono_emulator_status status,
+ void *data, void *user_data);
+
+unsigned int __ofono_emulator_add_status_watch(struct ofono_emulator *e,
+ ofono_emulator_status_notify_cb_t notify,
+ void *data, ofono_destroy_func destroy);
+
+gboolean __ofono_emulator_remove_status_watch(struct ofono_emulator *e,
+ unsigned int id);
--
1.7.0.4
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