gsm0480: Attempt to encode a NotifySS-Arg with a username..
diff --git a/openbsc/src/gsm_04_80.c b/openbsc/src/gsm_04_80.c
index e5e4aa9..f2a0728 100644
--- a/openbsc/src/gsm_04_80.c
+++ b/openbsc/src/gsm_04_80.c
@@ -2,7 +2,7 @@
* 3GPP TS 04.08 version 7.21.0 Release 1998 / ETSI TS 100 940 V7.21.0 */
/* (C) 2008-2009 by Harald Welte <laforge@gnumonks.org>
- * (C) 2008, 2009 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * (C) 2008, 2009, 2010 by Holger Hans Peter Freyther <zecke@selfish.org>
* (C) 2009 by Mike Haben <michael.haben@btinternet.com>
*
* All Rights Reserved
@@ -245,6 +245,69 @@
return rc;
}
+struct msgb *gsm0480_create_notifySS(const char *text)
+{
+ struct msgb *msg;
+ uint8_t *data, *tmp_len;
+ uint8_t *seq_len_ptr, *cal_len_ptr, *opt_len_ptr, *nam_len_ptr;
+ int len;
+
+ len = strlen(text);
+ if (len < 1 || len > 160)
+ return NULL;
+
+ msg = gsm48_msgb_alloc();
+ if (!msg)
+ return NULL;
+
+ msgb_put_u8(msg, GSM_0480_SEQUENCE_TAG);
+ seq_len_ptr = msgb_put(msg, 1);
+
+
+ /* nameIndicator { */
+ msgb_put_u8(msg, 0xB4);
+ nam_len_ptr = msgb_put(msg, 1);
+
+ /* callingName { */
+ msgb_put_u8(msg, 0xA0);
+ opt_len_ptr = msgb_put(msg, 1);
+ msgb_put_u8(msg, 0xA0);
+ cal_len_ptr = msgb_put(msg, 1);
+
+ /* namePresentationAllowed { */
+ /* add the DCS value */
+ msgb_put_u8(msg, 0x80);
+ msgb_put_u8(msg, 1);
+ msgb_put_u8(msg, 0x0F);
+
+ /* add the lengthInCharacters */
+ msgb_put_u8(msg, 0x81);
+ msgb_put_u8(msg, 1);
+ msgb_put_u8(msg, strlen(text));
+
+ /* add the actual string */
+ msgb_put_u8(msg, 0x82);
+ tmp_len = msgb_put(msg, 1);
+ data = msgb_put(msg, 0);
+ len = gsm_7bit_encode(data, text);
+ tmp_len[0] = len;
+ msgb_put(msg, len);
+
+ /* }; namePresentationAllowed */
+
+ cal_len_ptr[0] = 3 + 3 + 2 + len;
+ opt_len_ptr[0] = cal_len_ptr[0] + 2;
+ /* }; callingName */
+
+ nam_len_ptr[0] = opt_len_ptr[0] + 2;
+ /* ); nameIndicator */
+
+ /* write the lengths... */
+ seq_len_ptr[0] = nam_len_ptr[0] + 2;
+
+ return msg;
+}
+
/* Send response to a mobile-originated ProcessUnstructuredSS-Request */
int gsm0480_send_ussd_response(struct gsm_subscriber_connection *conn,
const struct msgb *in_msg, const char *response_text,