store all APDU's received from the MS in the database
This helps us to analyze data such as RRLP location information for
later analysis.
diff --git a/openbsc/include/openbsc/db.h b/openbsc/include/openbsc/db.h
index 67436df..0713593 100644
--- a/openbsc/include/openbsc/db.h
+++ b/openbsc/include/openbsc/db.h
@@ -48,4 +48,9 @@
struct gsm_sms *db_sms_get_unsent(struct gsm_network *net, int min_id);
struct gsm_sms *db_sms_get_unsent_for_subscr(struct gsm_subscriber *subscr);
int db_sms_mark_sent(struct gsm_sms *sms);
+
+/* APDU blob storage */
+int db_apdu_blob_store(struct gsm_subscriber *subscr,
+ u_int8_t apdu_id_flags, u_int8_t len,
+ u_int8_t *apdu);
#endif /* _DB_H */
diff --git a/openbsc/src/db.c b/openbsc/src/db.c
index d5e924d..16a7f6a 100644
--- a/openbsc/src/db.c
+++ b/openbsc/src/db.c
@@ -109,6 +109,13 @@
"subscriber_id NUMERIC UNIQUE NOT NULL, "
"last_bts NUMERIC NOT NULL "
")",
+ "CREATE TABLE IF NOT EXISTS ApduBlobs ("
+ "id INTEGER PRIMARY KEY AUTOINCREMENT, "
+ "created TIMESTAMP NOT NULL, "
+ "apdu_id_flags INTEGER NOT NULL, "
+ "subscriber_id INTEGER NOT NULL, "
+ "apdu BLOB "
+ ")",
};
void db_error_func(dbi_conn conn, void* data) {
@@ -771,3 +778,27 @@
dbi_result_free(result);
return 0;
}
+
+int db_apdu_blob_store(struct gsm_subscriber *subscr,
+ u_int8_t apdu_id_flags, u_int8_t len,
+ u_int8_t *apdu)
+{
+ dbi_result result;
+ char *q_apdu;
+
+ dbi_conn_quote_binary_copy(conn, apdu, len, &q_apdu);
+
+ result = dbi_conn_queryf(conn,
+ "INSERT INTO ApduBlobs "
+ "(created,subscriber_id,apdu_id_flags,apdu) VALUES "
+ "(datetime('now'),%llu,%u,%s)",
+ subscr->id, apdu_id_flags, q_apdu);
+
+ free(q_apdu);
+
+ if (!result)
+ return -EIO;
+
+ dbi_result_free(result);
+ return 0;
+}
diff --git a/openbsc/src/gsm_04_08.c b/openbsc/src/gsm_04_08.c
index 9d9cde7..b64d253 100644
--- a/openbsc/src/gsm_04_08.c
+++ b/openbsc/src/gsm_04_08.c
@@ -1839,7 +1839,7 @@
DEBUGP(DNM, "RX APPLICATION INFO id/flags=0x%02x apdu_len=%u apdu=%s",
apdu_id_flags, apdu_len, hexdump(apdu_data, apdu_len));
- return 0;
+ return db_apdu_blob_store(msg->lchan->subscr, apdu_id_flags, apdu_len, apdu_data);
}