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Diffstat (limited to 'plugins/docsis/packet-dccrsp.c')
-rw-r--r--plugins/docsis/packet-dccrsp.c336
1 files changed, 0 insertions, 336 deletions
diff --git a/plugins/docsis/packet-dccrsp.c b/plugins/docsis/packet-dccrsp.c
deleted file mode 100644
index b71584feee..0000000000
--- a/plugins/docsis/packet-dccrsp.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/* packet-dccrsp.c
- * Routines for DCC Response Message dissection
- * Copyright 2004, Darryl Hymel <darryl.hymel[AT]arrisi.com>
- *
- * Wireshark - Network traffic analyzer
- * By Gerald Combs <gerald@wireshark.org>
- * Copyright 1998 Gerald Combs
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include "config.h"
-
-#include <epan/packet.h>
-#include <epan/expert.h>
-
-void proto_register_docsis_dccrsp(void);
-void proto_reg_handoff_docsis_dccrsp(void);
-
-#define DCCRSP_CM_JUMP_TIME 1
-#define DCCRSP_KEY_SEQ_NUM 31
-#define DCCRSP_HMAC_DIGEST 27
-
-/* Define DCC-RSP CM Jump Time subtypes
- * These are subtype of DCCRSP_CM_JUMP_TIME (1)
- */
-#define DCCRSP_CM_JUMP_TIME_LENGTH 1
-#define DCCRSP_CM_JUMP_TIME_START 2
-
-/* Initialize the protocol and registered fields */
-static int proto_docsis_dccrsp = -1;
-
-static int hf_docsis_dccrsp_tran_id = -1;
-static int hf_docsis_dccrsp_conf_code = -1;
-static int hf_docsis_dcc_type = -1;
-static int hf_docsis_dcc_length = -1;
-static int hf_docsis_dcc_cm_jump_subtype = -1;
-static int hf_docsis_dcc_cm_jump_length = -1;
-static int hf_docsis_dccrsp_cm_jump_time_length = -1;
-static int hf_docsis_dccrsp_cm_jump_time_start = -1;
-static int hf_docsis_dccrsp_key_seq_num = -1;
-static int hf_docsis_dccrsp_hmac_digest = -1;
-
-/* Initialize the subtree pointers */
-static gint ett_docsis_dccrsp = -1;
-static gint ett_docsis_dccrsp_cm_jump_time = -1;
-static gint ett_docsis_dccrsp_tlv = -1;
-
-static expert_field ei_docsis_dccrsp_tlvlen_bad = EI_INIT;
-
-static dissector_handle_t docsis_dccrsp_handle;
-
-/* Defined in packet-tlv.c */
-extern value_string docsis_conf_code[];
-
-static const value_string dccrsp_tlv_vals[] = {
- {DCCRSP_CM_JUMP_TIME, "CM Jump Time Encodings"},
- {DCCRSP_KEY_SEQ_NUM, "Auth Key Sequence Number"},
- {DCCRSP_HMAC_DIGEST, "HMAC-Digest Number"},
- {0, NULL}
-};
-
-static const value_string cm_jump_subtlv_vals[] = {
- {DCCRSP_CM_JUMP_TIME_LENGTH, "Length of Jump"},
- {DCCRSP_CM_JUMP_TIME_START, "Start Time of Jump"},
- {0, NULL}
-};
-
-/* Dissection */
-static void
-dissect_dccrsp_cm_jump_time (tvbuff_t * tvb, packet_info* pinfo, proto_tree * tree, int start, guint16 len)
-{
- guint8 type;
- guint32 length;
- proto_tree *dcc_tree;
- proto_item *dcc_item, *tlv_len_item;
- int pos;
-
- pos = start;
- while ( pos < ( start + len) )
- {
- type = tvb_get_guint8 (tvb, pos);
- dcc_tree = proto_tree_add_subtree(tree, tvb, pos, -1,
- ett_docsis_dccrsp_cm_jump_time, &dcc_item,
- val_to_str(type, cm_jump_subtlv_vals,
- "Unknown TLV (%u)"));
- proto_tree_add_uint (dcc_tree, hf_docsis_dcc_cm_jump_subtype, tvb, pos, 1, type);
- pos++;
- tlv_len_item = proto_tree_add_item_ret_uint (dcc_tree, hf_docsis_dcc_cm_jump_length, tvb, pos, 1, ENC_NA, &length);
- pos++;
- proto_item_set_len(dcc_item, length + 2);
-
- switch (type)
- {
- case DCCRSP_CM_JUMP_TIME_LENGTH:
- if (length == 4)
- {
- proto_tree_add_item (dcc_tree, hf_docsis_dccrsp_cm_jump_time_length, tvb, pos, length, ENC_BIG_ENDIAN);
- }
- else
- {
- expert_add_info_format(pinfo, tlv_len_item, &ei_docsis_dccrsp_tlvlen_bad, "Wrong TLV length: %u", length);
- }
- break;
- case DCCRSP_CM_JUMP_TIME_START:
- if (length == 8)
- {
- proto_tree_add_item (dcc_tree, hf_docsis_dccrsp_cm_jump_time_start, tvb, pos, length, ENC_BIG_ENDIAN);
- }
- else
- {
- expert_add_info_format(pinfo, tlv_len_item, &ei_docsis_dccrsp_tlvlen_bad, "Wrong TLV length: %u", length);
- }
- break;
- }
-
- pos += length;
- }
-}
-
-static int
-dissect_dccrsp (tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void* data _U_)
-{
- guint16 pos;
- guint8 type;
- guint32 length;
- proto_tree *dcc_tree, *tlv_tree;
- proto_item *dcc_item, *tlv_item, *tlv_len_item;
-
- col_set_str(pinfo->cinfo, COL_INFO, "DCC-RSP Message");
-
- dcc_item = proto_tree_add_item (tree, proto_docsis_dccrsp, tvb, 0, -1, ENC_NA);
- dcc_tree = proto_item_add_subtree (dcc_item, ett_docsis_dccrsp);
- proto_tree_add_item (dcc_tree, hf_docsis_dccrsp_tran_id, tvb, 0, 2, ENC_BIG_ENDIAN);
- proto_tree_add_item (dcc_tree, hf_docsis_dccrsp_conf_code, tvb, 2, 1, ENC_BIG_ENDIAN);
-
- pos = 3;
- while (tvb_reported_length_remaining(tvb, pos) > 0)
- {
- type = tvb_get_guint8 (tvb, pos);
- tlv_tree = proto_tree_add_subtree(dcc_tree, tvb, pos, -1,
- ett_docsis_dccrsp_tlv, &tlv_item,
- val_to_str(type, dccrsp_tlv_vals,
- "Unknown TLV (%u)"));
- proto_tree_add_uint (tlv_tree, hf_docsis_dcc_type, tvb, pos, 1, type);
- pos++;
- tlv_len_item = proto_tree_add_item_ret_uint (tlv_tree, hf_docsis_dcc_length, tvb, pos, 1, ENC_NA, &length);
- pos++;
- proto_item_set_len(tlv_item, length + 2);
-
- switch (type)
- {
- case DCCRSP_CM_JUMP_TIME:
- dissect_dccrsp_cm_jump_time (tvb, pinfo, tlv_tree, pos, length );
- break;
- case DCCRSP_KEY_SEQ_NUM:
- if (length == 1)
- {
- proto_tree_add_item (tlv_tree, hf_docsis_dccrsp_key_seq_num, tvb, pos, length, ENC_BIG_ENDIAN);
- }
- else
- {
- expert_add_info_format(pinfo, tlv_len_item, &ei_docsis_dccrsp_tlvlen_bad, "Wrong TLV length: %u", length);
- }
- break;
- case DCCRSP_HMAC_DIGEST:
- if (length == 20)
- {
- proto_tree_add_item (tlv_tree, hf_docsis_dccrsp_hmac_digest, tvb, pos, length, ENC_NA);
- }
- else
- {
- expert_add_info_format(pinfo, tlv_len_item, &ei_docsis_dccrsp_tlvlen_bad, "Wrong TLV length: %u", length);
- }
- break;
- } /* switch(type) */
-
- pos += length;
- } /* while (tvb_reported_length_remaining(tvb, pos) > 0) */
-
- return tvb_captured_length(tvb);
-}
-
-/* Register the protocol with Wireshark */
-void
-proto_register_docsis_dccrsp (void)
-{
- static hf_register_info hf[] = {
- {&hf_docsis_dccrsp_tran_id ,
- {
- "Transaction ID",
- "docsis_dccrsp.tran_id",
- FT_UINT16, BASE_DEC, NULL, 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dccrsp_conf_code ,
- {
- "Confirmation Code",
- "docsis_dccrsp.conf_code",
- FT_UINT8, BASE_DEC, VALS (docsis_conf_code), 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dcc_type,
- {
- "Type",
- "docsis_dccrsp.tlvtype",
- FT_UINT8, BASE_DEC, VALS(dccrsp_tlv_vals), 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dcc_length,
- {
- "Length",
- "docsis_dccrsp.tlvlen",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dcc_cm_jump_subtype,
- {
- "Type",
- "docsis_dccrsp.cm_jump_tlvtype",
- FT_UINT8, BASE_DEC, VALS(cm_jump_subtlv_vals), 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dcc_cm_jump_length,
- {
- "Length",
- "docsis_dccrsp.cm_jump_tlvlen",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dccrsp_cm_jump_time_length ,
- {
- "Length of Jump",
- "docsis_dccrsp.cm_jump_time_length",
- FT_UINT32, BASE_DEC, NULL, 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dccrsp_cm_jump_time_start ,
- {
- "Start Time of Jump",
- "docsis_dccrsp.cm_jump_time_start",
- FT_UINT64, BASE_DEC, NULL, 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dccrsp_key_seq_num ,
- {
- "Auth Key Sequence Number",
- "docsis_dccrsp.key_seq_num",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- NULL,
- HFILL
- }
- },
- {&hf_docsis_dccrsp_hmac_digest ,
- {
- "HMAC-Digest Number",
- "docsis_dccrsp.hmac_digest",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- NULL,
- HFILL
- }
- },
-
- };
-
- static gint *ett[] = {
- &ett_docsis_dccrsp,
- &ett_docsis_dccrsp_cm_jump_time,
- &ett_docsis_dccrsp_tlv,
- };
-
- static ei_register_info ei[] = {
- {&ei_docsis_dccrsp_tlvlen_bad, { "docsis_dccrsp.tlvlenbad", PI_MALFORMED, PI_ERROR, "Bad TLV length", EXPFILL}},
- };
-
- expert_module_t* expert_docsis_dccrsp;
-
- proto_docsis_dccrsp =
- proto_register_protocol ("DOCSIS Downstream Channel Change Response",
- "DOCSIS DCC-RSP", "docsis_dccrsp");
-
- proto_register_field_array (proto_docsis_dccrsp, hf, array_length (hf));
- proto_register_subtree_array (ett, array_length (ett));
- expert_docsis_dccrsp = expert_register_protocol(proto_docsis_dccrsp);
- expert_register_field_array(expert_docsis_dccrsp, ei, array_length(ei));
-
- docsis_dccrsp_handle = register_dissector ("docsis_dccrsp", dissect_dccrsp, proto_docsis_dccrsp);
-}
-
-void
-proto_reg_handoff_docsis_dccrsp (void)
-{
- dissector_add_uint ("docsis_mgmt", 0x18, docsis_dccrsp_handle);
-
-}
-
-/*
- * Editor modelines - http://www.wireshark.org/tools/modelines.html
- *
- * Local Variables:
- * c-basic-offset: 2
- * tab-width: 8
- * indent-tabs-mode: nil
- * End:
- *
- * ex: set shiftwidth=2 tabstop=8 expandtab:
- * :indentSize=2:tabSize=8:noTabs=true:
- */
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