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ErlDP: decode float and new_float values

This commit is contained in:
Andreas Schultz 2021-05-10 12:40:25 +02:00 committed by Wireshark GitLab Utility
parent ec0ce7919d
commit 4925447c51
1 changed files with 24 additions and 0 deletions
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24
epan/dissectors/packet-erldp.c
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@ -149,6 +149,8 @@ static int hf_erldp_atom_text = -1;
static int hf_erldp_atom_cache_ref = -1;
static int hf_erldp_small_int_ext = -1;
static int hf_erldp_int_ext = -1;
static int hf_erldp_float_ext = -1;
static int hf_erldp_new_float_ext = -1;
static int hf_erldp_port_ext_id = -1;
static int hf_erldp_port_ext_creation = -1;
static int hf_erldp_pid_ext_id = -1;
@ -300,6 +302,22 @@ static gint dissect_etf_type_content(guint8 tag, packet_info *pinfo, tvbuff_t *t
*value_str = wmem_strdup_printf(wmem_packet_scope(), "%d", int_val);
break;
case FLOAT_EXT:
proto_tree_add_item_ret_string(tree, hf_erldp_float_ext, tvb, offset, 31, ENC_NA|ENC_UTF_8, wmem_packet_scope(), &str_val);
offset += 31;
if (value_str)
*value_str = str_val;
break;
case NEW_FLOAT_EXT:
proto_tree_add_item(tree, hf_erldp_new_float_ext, tvb, offset, 8, ENC_BIG_ENDIAN);
if (value_str) {
gdouble new_float_val = tvb_get_ntohieee_double(tvb, offset);
*value_str = wmem_strdup_printf(wmem_packet_scope(), "%f", new_float_val);
}
offset += 8;
break;
case ATOM_UTF8_EXT:
proto_tree_add_item_ret_uint(tree, hf_erldp_atom_length2, tvb, offset, 2, ENC_BIG_ENDIAN, &len);
offset += 2;
@ -712,6 +730,12 @@ void proto_register_erldp(void) {
{ &hf_erldp_int_ext, { "Int", "erldp.int_ext",
FT_INT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_float_ext, { "Float", "erldp.float_ext",
FT_STRINGZ, BASE_NONE, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_new_float_ext, { "Float", "erldp.new_float_ext",
FT_DOUBLE, BASE_NONE, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_port_ext_id, { "ID", "erldp.port_ext.id",
FT_UINT32, BASE_HEX, NULL, 0x0,
NULL, HFILL}},