diff options
| author | Mikhail Koreshkov <drkor@hotbox.ru> | 2015-03-30 22:16:35 +0300 |
|---|---|---|
| committer | Anders Broman <a.broman58@gmail.com> | 2015-03-31 04:09:00 +0000 |
| commit | 4db7c2d435e32f4958aeb48eba45b11c16b8f066 (patch) | |
| tree | fd3867d2c906131f3b779cf0eefb12c0a1c04e2c /epan/dissectors/packet-gsm_a_dtap.c | |
| parent | c3c8552aa1ae4ecd3fe47e19d33079d04c0e2cf9 (diff) | |
GSM_A: dissector table for User-To-User signalling
Add User-To-User (UUS) dissector table to be able further data processing.
Change-Id: I44cc32441072c643d19af53849cf5b53909b4889
Reviewed-on: https://code.wireshark.org/review/7857
Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>
Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
Diffstat (limited to 'epan/dissectors/packet-gsm_a_dtap.c')
| -rw-r--r-- | epan/dissectors/packet-gsm_a_dtap.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/epan/dissectors/packet-gsm_a_dtap.c b/epan/dissectors/packet-gsm_a_dtap.c index c4eb82aa3b..085664aa2d 100644 --- a/epan/dissectors/packet-gsm_a_dtap.c +++ b/epan/dissectors/packet-gsm_a_dtap.c @@ -732,6 +732,8 @@ static expert_field ei_gsm_a_dtap_missing_mandatory_element = EI_INIT; static char a_bigbuf[1024]; +static dissector_table_t u2u_dissector_table; + static dissector_handle_t data_handle; static dissector_handle_t gsm_map_handle; static dissector_handle_t rp_handle; @@ -3041,15 +3043,21 @@ static guint16 de_u2u(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo _U_, guint32 offset, guint len _U_, gchar *add_string _U_, int string_len _U_) { guint32 curr_offset; + guint32 proto_discr; proto_tree *subtree; + tvbuff_t *u2u_tvb; curr_offset = offset; - proto_tree_add_item(tree, hf_gsm_a_dtap_u2u_prot_discr, tvb, curr_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item_ret_uint(tree, hf_gsm_a_dtap_u2u_prot_discr, tvb, curr_offset, 1, ENC_BIG_ENDIAN, &proto_discr); curr_offset++; subtree = proto_tree_add_subtree(tree, tvb, curr_offset, len - 1, ett_gsm_dtap_elem[DE_USER_USER], NULL, "User-user information"); proto_tree_add_item(subtree, hf_gsm_a_dtap_data, tvb, curr_offset, len - 1, ENC_NA); + u2u_tvb = tvb_new_subset_length(tvb, curr_offset, len - 1); + dissector_try_uint_new(u2u_dissector_table, proto_discr, u2u_tvb, pinfo, proto_tree_get_root(tree), TRUE, NULL); + + return (len); } /* @@ -8252,6 +8260,8 @@ proto_register_gsm_a_dtap(void) /* subdissector code */ new_register_dissector("gsm_a_dtap", dissect_dtap, proto_a_dtap); + u2u_dissector_table = register_dissector_table("gsm_a.dtap.u2u_prot_discr", "GSM User to User Signalling", + FT_UINT8, BASE_DEC); } void |