--- src/idmap.c | 12 ++++++++++++ src/idmap.h | 1 + 2 files changed, 13 insertions(+) diff --git a/src/idmap.c b/src/idmap.c index c097eb4..da32d96 100644 --- a/src/idmap.c +++ b/src/idmap.c @@ -166,6 +166,18 @@ void idmap_take(struct idmap *idmap, unsigned int id) idmap->bits[offset] |= 1UL << (bit % BITS_PER_LONG); } +int idmap_find(struct idmap *idmap, unsigned int id) +{ + unsigned int bit = id - idmap->min; + unsigned int offset; + + if (bit >= idmap->size) + return 0; + + offset = bit / BITS_PER_LONG; + return (idmap->bits[offset] & (1UL << (bit % BITS_PER_LONG))) != 0; +} + /* * Allocate the next bit skipping the ids up to and including last. If there * is no free ids until the max id is encountered, the counter is wrapped back diff --git a/src/idmap.h b/src/idmap.h index ebda177..97a6f04 100644 --- a/src/idmap.h +++ b/src/idmap.h @@ -25,6 +25,7 @@ struct idmap *idmap_new(unsigned int size); void idmap_free(struct idmap *idmap); void idmap_put(struct idmap *idmap, unsigned int id); void idmap_take(struct idmap *idmap, unsigned int id); +int idmap_find(struct idmap *idmap, unsigned int id); unsigned int idmap_alloc(struct idmap *idmap); unsigned int idmap_alloc_next(struct idmap *idmap, unsigned int last); struct idmap *idmap_new_from_range(unsigned int min, unsigned int max); -- 2.5.0

It works by looking for a context with the same APN and tries to use that. Otherwise it will create it's own. Then it assigns a gprs context driver and calls it's read_settings if it exists. --- src/gprs.c | 114 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 114 insertions(+) diff --git a/src/gprs.c b/src/gprs.c index e956a23..500902e 100644 --- a/src/gprs.c +++ b/src/gprs.c @@ -293,6 +293,11 @@ static void gprs_cid_release(struct ofono_gprs *gprs, unsigned int id) idmap_put(gprs->cid_map, id); } +static gboolean gprs_cid_taken(struct ofono_gprs *gprs, unsigned int id) +{ + return idmap_find(gprs->cid_map, id) != 0; +} + static gboolean assign_context(struct pri_context *ctx, int use_cid) { struct idmap *cidmap = ctx->gprs->cid_map; @@ -943,6 +948,39 @@ static void pri_deactivate_callback(const struct ofono_error *error, void *data) "Active", DBUS_TYPE_BOOLEAN, &value); } +static void pri_read_settings_callback(const struct ofono_error *error, + void *data) +{ + struct pri_context *pri_ctx = data; + struct ofono_gprs_context *gc = pri_ctx->context_driver; + DBusConnection *conn = ofono_dbus_get_connection(); + dbus_bool_t value; + + DBG("%p", pri_ctx); + + if (error->type != OFONO_ERROR_TYPE_NO_ERROR) { + DBG("Reading context settings failed with error: %s", + telephony_error_to_str(error)); + context_settings_free(pri_ctx->context_driver->settings); + release_context(pri_ctx); + return; + } + + pri_ctx->active = TRUE; + + if (gc->settings->interface != NULL) { + pri_ifupdown(gc->settings->interface, TRUE); + + pri_context_signal_settings(pri_ctx, gc->settings->ipv4 != NULL, + gc->settings->ipv6 != NULL); + } + + value = pri_ctx->active; + ofono_dbus_signal_property_changed(conn, pri_ctx->path, + OFONO_CONNECTION_CONTEXT_INTERFACE, + "Active", DBUS_TYPE_BOOLEAN, &value); +} + static DBusMessage *pri_set_apn(struct pri_context *ctx, DBusConnection *conn, DBusMessage *msg, const char *apn) { @@ -1840,6 +1878,35 @@ static void write_context_settings(struct ofono_gprs *gprs, } } +static struct pri_context *find_usable_context(struct ofono_gprs *gprs, + const char *apn) +{ + GSList *l; + struct pri_context *pri_ctx; + + /* Look for matching APN: */ + for (l = gprs->contexts; l; l = l->next) { + pri_ctx = l->data; + + /* Looking only at prefix for the LTE case when a user APN is + * web.provider.com but it apepars as + * web.provider.com.mncX.mccY.gprs . + */ + if (g_str_has_prefix(apn, pri_ctx->context.apn)) + return pri_ctx; + } + + /* Look for a provision failed pri context: */ + for (l = gprs->contexts; l; l = l->next) { + pri_ctx = l->data; + + if (pri_ctx->context.apn == NULL) + return pri_ctx; + } + + return NULL; +} + static struct pri_context *add_context(struct ofono_gprs *gprs, const char *name, enum ofono_gprs_context_type type) @@ -1883,6 +1950,53 @@ static struct pri_context *add_context(struct ofono_gprs *gprs, return context; } +void ofono_gprs_cid_activated(struct ofono_gprs *gprs, unsigned int cid, + const char *apn) +{ + struct pri_context *pri_ctx; + struct ofono_gprs_context *gc; + + DBG(""); + + if (gprs_cid_taken(gprs, cid)) { + DBG("cid %u already activated", cid); + return; + } + + pri_ctx = find_usable_context(gprs, apn); + + if (!pri_ctx) { + pri_ctx = add_context(gprs, apn, + OFONO_GPRS_CONTEXT_TYPE_INTERNET); + if (!pri_ctx) { + ofono_error("Can't find/create automatic context %d " + "with APN %s.", cid, apn); + return; + } + } + + if (assign_context(pri_ctx, cid) == FALSE) { + ofono_warn("Can't assign context to driver for APN."); + release_context(pri_ctx); + return; + } + + gc = pri_ctx->context_driver; + + if (gc->driver->read_settings == NULL) { + ofono_warn("Context activated for driver that doesn't support " + "automatic context activation."); + release_context(pri_ctx); + } + + if (pri_ctx->context.apn == NULL) { + DBusConnection *conn = ofono_dbus_get_connection(); + pri_set_apn(pri_ctx, conn, NULL, apn); + } + + gc->driver->read_settings(gc, cid, pri_read_settings_callback, pri_ctx); +} + static void send_context_added_signal(struct ofono_gprs *gprs, struct pri_context *context, DBusConnection *conn) -- 2.5.0

When the event comes, trigger CGCONT? to read the APN for the activated cid and then call ogono_gprs_cid_activated to handle the event. --- drivers/atmodem/gprs.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/drivers/atmodem/gprs.c b/drivers/atmodem/gprs.c index 4505477..bc3c633 100644 --- a/drivers/atmodem/gprs.c +++ b/drivers/atmodem/gprs.c @@ -49,6 +49,7 @@ static const char *none_prefix[] = { NULL }; struct gprs_data { GAtChat *chat; unsigned int vendor; + unsigned int last_auto_context_id; }; static void at_cgatt_cb(gboolean ok, GAtResult *result, gpointer user_data) @@ -141,6 +142,49 @@ static void at_gprs_registration_status(struct ofono_gprs *gprs, CALLBACK_WITH_FAILURE(cb, -1, data); } +static void at_cgdcont_read_cb(gboolean ok, GAtResult *result, + gpointer user_data) +{ + struct ofono_gprs *gprs = user_data; + struct gprs_data *gd = ofono_gprs_get_data(gprs); + int activated_cid = gd->last_auto_context_id; + const char *apn = NULL; + GAtResultIter iter; + + DBG("ok %d", ok); + + if (!ok) { + ofono_warn("Can't read CGDCONT contexts."); + return; + } + + g_at_result_iter_init(&iter, result); + + while (g_at_result_iter_next(&iter, "+CGDCONT:")) { + int read_cid; + + if (!g_at_result_iter_next_number(&iter, &read_cid)) + break; + + if (read_cid != activated_cid) + continue; + + /* ignore protocol */ + g_at_result_iter_skip_next(&iter); + + g_at_result_iter_next_string(&iter, &apn); + + break; + } + + if (apn) + ofono_gprs_cid_activated(gprs, activated_cid, apn); + else + ofono_warn("cid %u: Received activated but no apn present", + activated_cid); +} + + static void cgreg_notify(GAtResult *result, gpointer user_data) { struct ofono_gprs *gprs = user_data; @@ -157,6 +201,7 @@ static void cgreg_notify(GAtResult *result, gpointer user_data) static void cgev_notify(GAtResult *result, gpointer user_data) { struct ofono_gprs *gprs = user_data; + struct gprs_data *gd = ofono_gprs_get_data(gprs); GAtResultIter iter; const char *event; @@ -172,6 +217,11 @@ static void cgev_notify(GAtResult *result, gpointer user_data) g_str_equal(event, "ME DETACH")) { ofono_gprs_detached_notify(gprs); return; + } else if (g_str_has_prefix(event, "ME PDN ACT")) { + sscanf(event, "%*s %*s %*s %u", &gd->last_auto_context_id); + + g_at_chat_send(gd->chat, "AT+CGDCONT?", cgdcont_prefix, + at_cgdcont_read_cb, gprs, NULL); } } -- 2.5.0

Automatic context activation will set the apn by itself. No dbus message to reply to. --- src/gprs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/gprs.c b/src/gprs.c index 233ab1a..664c377 100644 --- a/src/gprs.c +++ b/src/gprs.c @@ -957,7 +957,8 @@ static DBusMessage *pri_set_apn(struct pri_context *ctx, DBusConnection *conn, storage_sync(ctx->gprs->imsi, SETTINGS_STORE, settings); } - g_dbus_send_reply(conn, msg, DBUS_TYPE_INVALID); + if (msg) + g_dbus_send_reply(conn, msg, DBUS_TYPE_INVALID); ofono_dbus_signal_property_changed(conn, ctx->path, OFONO_CONNECTION_CONTEXT_INTERFACE, -- 2.5.0