diff options
| author | Guy Harris <guy@alum.mit.edu> | 2002-12-10 19:05:29 +0000 |
|---|---|---|
| committer | Guy Harris <guy@alum.mit.edu> | 2002-12-10 19:05:29 +0000 |
| commit | 8480cf347af10620e8b884efc73a93c8bcc5f304 (patch) | |
| tree | 261eda55d73c8235f3acb25c76ee7cc7330c9b69 /packet-gtp.c | |
| parent | 8e1a648203df2278a91acb76024da7e68a1b4398 (diff) | |
From Michal Melerowicz: fix the display of IMSI for operators having a
mobile network code greater than 9.
svn path=/trunk/; revision=6775
Diffstat (limited to 'packet-gtp.c')
| -rw-r--r-- | packet-gtp.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/packet-gtp.c b/packet-gtp.c index 04aa4657db..9476f5aa7a 100644 --- a/packet-gtp.c +++ b/packet-gtp.c @@ -4,7 +4,7 @@ * Copyright 2001, Michal Melerowicz <michal.melerowicz@nokia.com> * Nicolas Balkota <balkota@mac.com> * - * $Id: packet-gtp.c,v 1.48 2002/12/05 22:31:13 guy Exp $ + * $Id: packet-gtp.c,v 1.49 2002/12/10 19:05:29 guy Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs <gerald@ethereal.com> @@ -1673,6 +1673,23 @@ id_to_str(const guint8 *ad) { } static gchar * +imsi_to_str(const guint8 *ad) { + + static gchar *str[16]; + gchar *p; + guint8 i, j = 0; + + p = (gchar *)&str[0]; + for (i=0;i<8;i++) { + if ((ad[i] & 0x0F) <= 9) p[j++] = (ad[i] & 0x0F) + 0x30; + if (((ad[i] >> 4) & 0x0F) <= 9) p[j++] = ((ad[i] >> 4) & 0x0F) + 0x30; + } + p[j] = 0; + + return p; +} + +static gchar * msisdn_to_str(const guint8 *ad, int len) { static gchar *str[17]; @@ -2494,14 +2511,13 @@ decode_gtp_cause(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree * static int decode_gtp_imsi(tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree) { - guint8 tid_val[8]; - gchar *tid_str; + guint8 imsi_val[8]; + gchar *imsi_str; - tvb_memcpy(tvb, tid_val, offset+1, 8); - tid_val[1] = tid_val[1] & 0x0F; - tid_str = id_to_str(tid_val); + tvb_memcpy(tvb, imsi_val, offset+1, 8); + imsi_str = imsi_to_str (imsi_val); - proto_tree_add_string(tree, gtp_version ? hf_gtpv1_imsi : hf_gtpv0_imsi, tvb, offset, 9, tid_str); + proto_tree_add_string(tree, gtp_version ? hf_gtpv1_imsi : hf_gtpv0_imsi, tvb, offset, 9, imsi_str); return 9; } |