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ErlDP: decode fun and new fun ext

This commit is contained in:
Andreas Schultz 2021-05-10 15:43:10 +02:00 committed by Wireshark GitLab Utility
parent 9dcaa32a2a
commit 3cc090fc86
1 changed files with 62 additions and 1 deletions
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63
epan/dissectors/packet-erldp.c
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@ -168,6 +168,12 @@ static int hf_erldp_binary_ext = -1;
static int hf_erldp_new_ref_ext_len = -1;
static int hf_erldp_new_ref_ext_creation = -1;
static int hf_erldp_new_ref_ext_id = -1;
static int hf_erldp_fun_ext_num_free = -1;
static int hf_erldp_new_fun_ext_size = -1;
static int hf_erldp_new_fun_ext_arity = -1;
static int hf_erldp_new_fun_ext_uniq = -1;
static int hf_erldp_new_fun_ext_index = -1;
static int hf_erldp_new_fun_ext_num_free = -1;
static int hf_etf_tag = -1;
static int hf_etf_dist_header_new_cache = -1;
@ -492,6 +498,44 @@ static gint dissect_etf_type_content(guint8 tag, packet_info *pinfo, tvbuff_t *t
offset += 4;
}
break;
case FUN_EXT:
proto_tree_add_item_ret_uint(tree, hf_erldp_fun_ext_num_free, tvb, offset, 4, ENC_BIG_ENDIAN, &len);
offset += 4;
offset = dissect_etf_type("Pid", pinfo, tvb, offset, tree);
offset = dissect_etf_type("Module", pinfo, tvb, offset, tree);
offset = dissect_etf_type("Index", pinfo, tvb, offset, tree);
offset = dissect_etf_type("Unique", pinfo, tvb, offset, tree);
for (i = 0; i < len; i++) {
gchar buf[ITEM_LABEL_LENGTH];
g_snprintf(buf, sizeof(buf), "Free Var[%u]", i + 1);
offset = dissect_etf_type(buf, pinfo, tvb, offset, tree);
}
break;
case NEW_FUN_EXT:
proto_tree_add_item(tree, hf_erldp_new_fun_ext_size, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(tree, hf_erldp_new_fun_ext_arity, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(tree, hf_erldp_new_fun_ext_uniq, tvb, offset, 16, ENC_NA);
offset += 16;
proto_tree_add_item(tree, hf_erldp_new_fun_ext_index, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item_ret_uint(tree, hf_erldp_new_fun_ext_num_free, tvb, offset, 4, ENC_BIG_ENDIAN, &len);
offset += 4;
offset = dissect_etf_type("Module", pinfo, tvb, offset, tree);
offset = dissect_etf_type("OldIndex", pinfo, tvb, offset, tree);
offset = dissect_etf_type("OldUnique", pinfo, tvb, offset, tree);
offset = dissect_etf_type("Pid", pinfo, tvb, offset, tree);
for (i = 0; i < len; i++) {
gchar buf[ITEM_LABEL_LENGTH];
g_snprintf(buf, sizeof(buf), "Free Var[%u]", i + 1);
offset = dissect_etf_type(buf, pinfo, tvb, offset, tree);
}
break;
}
return offset;
@ -850,7 +894,24 @@ void proto_register_erldp(void) {
{ &hf_erldp_new_ref_ext_id, { "ID", "erldp.new_ref_ext.id",
FT_UINT32, BASE_HEX, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_fun_ext_num_free, { "Num Free", "erldp.fun_ext.num_free",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_new_fun_ext_size, { "Size", "erldp.new_fun_ext.size",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_new_fun_ext_arity, { "Arity", "erldp.new_fun_ext.arity",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_new_fun_ext_uniq, { "Uniq", "erldp.new_fun_ext.uniq",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_new_fun_ext_index, { "Index", "erldp.new_fun_ext.index",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}},
{ &hf_erldp_new_fun_ext_num_free, { "Num Free", "erldp.new_fun_ext.num_free",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}},
/*--- ---*/
{ &hf_erldp_length_4, { "Length", "erldp.len",