From da6f3e63e020f51915c856a0fa50aa7c0378f200 Mon Sep 17 00:00:00 2001
From: Andrzej Zaborowski <andrew.zaborowski@intel.com>
Date: Thu, 17 Dec 2009 19:52:32 +0100
Subject: [PATCH] Handle EF-CBSMID contents.

---
 src/cbs.c   | 29 ++++++++++++++++++++---------
 src/ofono.h |  6 +++++-
 src/sim.c   | 34 ++++++++++++++++++++++++++++++++++
 3 files changed, 59 insertions(+), 10 deletions(-)

diff --git a/src/cbs.c b/src/cbs.c
index 42594c76..e088bfd6 100644
--- a/src/cbs.c
+++ b/src/cbs.c
@@ -184,6 +184,11 @@ void ofono_cbs_notify(struct ofono_cbs *cbs, const unsigned char *pdu,
 		return;
 	}
 
+	if (cbs_topic_in_range(c.message_identifier, cbs->efcbmid_contents)) {
+		__ofono_cbs_sim_download(cbs->sim, pdu, pdu_len);
+		return;
+	}
+
 	if (!cbs_dcs_decode(c.dcs, &udhi, &cls, &charset, &comp, NULL, NULL)) {
 		ofono_error("Unknown / Reserved DCS.  Ignoring");
 		return;
@@ -332,6 +337,10 @@ static DBusMessage *cbs_set_topics(struct ofono_cbs *cbs, const char *value,
 	if (topics != NULL)
 		etws_topics = g_slist_copy(topics);
 
+	if (cbs->efcbmid_contents != NULL)
+		etws_topics = g_slist_concat(etws_topics,
+					g_slist_copy(cbs->efcbmid_contents));
+
 	etws_topics = g_slist_append(etws_topics, &etws_range);
 	topic_str = cbs_topic_ranges_to_string(etws_topics);
 	g_slist_free(etws_topics);
@@ -437,6 +446,13 @@ static void cbs_unregister(struct ofono_atom *atom)
 		cbs->new_topics = NULL;
 	}
 
+	if (cbs->efcbmid_length) {
+		cbs->efcbmid_length = 0;
+		g_slist_foreach(cbs->efcbmid_contents, (GFunc)g_free, NULL);
+		g_slist_free(cbs->efcbmid_contents);
+		cbs->efcbmid_contents = NULL;
+	}
+
 	cbs->sim = NULL;
 
 	if (cbs->reset_source) {
@@ -627,6 +643,7 @@ static void sim_cbmid_read_cb(int ok, int length, int record,
 	unsigned short mi;
 	int i;
 	char *str;
+	GSList *contents = NULL;
 
 	if (!ok)
 		return;
@@ -648,23 +665,17 @@ static void sim_cbmid_read_cb(int ok, int length, int record,
 		range->min = mi;
 		range->max = mi;
 
-		cbs->efcbmid_contents = g_slist_prepend(cbs->efcbmid_contents,
-							range);
+		contents = g_slist_prepend(contents, range);
 	}
 
-	if (cbs->efcbmid_contents == NULL)
+	if (contents == NULL)
 		return;
 
-	cbs->efcbmid_contents = g_slist_reverse(cbs->efcbmid_contents);
+	cbs->efcbmid_contents = g_slist_reverse(contents);
 
 	str = cbs_topic_ranges_to_string(cbs->efcbmid_contents);
 	ofono_debug("Got cbmid: %s", str);
 	g_free(str);
-
-	cbs->efcbmid_length = 0;
-	g_slist_foreach(cbs->efcbmid_contents, (GFunc)g_free, NULL);
-	g_slist_free(cbs->efcbmid_contents);
-	cbs->efcbmid_contents = NULL;
 }
 
 static void cbs_got_imsi(struct ofono_cbs *cbs)
diff --git a/src/ofono.h b/src/ofono.h
index 31524b50..05d035ea 100644
--- a/src/ofono.h
+++ b/src/ofono.h
@@ -167,11 +167,15 @@ void __ofono_atom_free(struct ofono_atom *atom);
 #include <ofono/devinfo.h>
 #include <ofono/phonebook.h>
 #include <ofono/sms.h>
-#include <ofono/sim.h>
 #include <ofono/voicecall.h>
 #include <ofono/gprs.h>
 #include <ofono/gprs-context.h>
 
+#include <ofono/sim.h>
+
+void __ofono_cbs_sim_download(struct ofono_sim *sim,
+				const guint8 *pdu, int pdu_len);
+
 #include <ofono/ssn.h>
 
 typedef void (*ofono_ssn_mo_notify_cb)(int index, void *user);
diff --git a/src/sim.c b/src/sim.c
index 907e4ced..a8543169 100644
--- a/src/sim.c
+++ b/src/sim.c
@@ -1720,6 +1720,40 @@ void ofono_sim_set_ready(struct ofono_sim *sim)
 	}
 }
 
+static void sim_cb_download_cb(const struct ofono_error *error,
+				const unsigned char *data, int len, void *user)
+{
+	if (error->type != OFONO_ERROR_TYPE_NO_ERROR) {
+		ofono_error("CellBroadcast download to UICC failed");
+		return;
+	}
+
+	ofono_debug("CellBroadcast download to UICC reported no error");
+}
+
+void __ofono_cbs_sim_download(struct ofono_sim *sim,
+				const guint8 *pdu, int pdu_len)
+{
+	guint8 tlv[pdu_len + 8];
+
+	if (sim->ready != TRUE)
+		return;
+	if (!sim->driver->envelope)
+		return;
+
+	tlv[0] = 0xd2; /* Cell Broadcast Download */
+	tlv[1] = 6 + pdu_len;
+	tlv[2] = 0x82; /* Device Identities */
+	tlv[3] = 0x02; /* Device Identities length */
+	tlv[4] = 0x83; /* Network */
+	tlv[5] = 0x81; /* UICC */
+	tlv[6] = 0x8c; /* Cell Broadcast page */
+	tlv[7] = pdu_len;
+	memcpy(tlv + 8, pdu, pdu_len);
+
+	sim->driver->envelope(sim, pdu_len + 8, tlv, sim_cb_download_cb, sim);
+}
+
 int ofono_sim_driver_register(const struct ofono_sim_driver *d)
 {
 	DBG("driver: %p, name: %s", d, d->name);