2011-10-19 21:52:31 +00:00
|
|
|
/* packet-hdcp.c
|
|
|
|
* Routines for HDCP dissection
|
2012-02-24 07:57:48 +00:00
|
|
|
* Copyright 2011-2012, Martin Kaiser <martin@kaiser.cx>
|
2011-10-19 21:52:31 +00:00
|
|
|
*
|
|
|
|
* $Id$
|
|
|
|
*
|
|
|
|
* 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.
|
|
|
|
*/
|
|
|
|
|
2012-08-23 09:31:57 +00:00
|
|
|
/*
|
|
|
|
* This dissector supports HDCP (version 1) over I2C. For now, only the
|
|
|
|
* most common protocol messages are recognized.
|
|
|
|
*
|
|
|
|
* The specification of the version 1 protocol can be found at
|
|
|
|
* http://www.digital-cp.com/files/static_page_files/5C3DC13B-9F6B-D82E-D77D8ACA08A448BF/HDCP Specification Rev1_4.pdf
|
|
|
|
*/
|
2011-10-19 21:52:31 +00:00
|
|
|
|
2012-09-20 02:03:38 +00:00
|
|
|
#include "config.h"
|
2011-10-19 21:52:31 +00:00
|
|
|
|
|
|
|
#include <glib.h>
|
|
|
|
#include <epan/packet.h>
|
|
|
|
#include <epan/ptvcursor.h>
|
|
|
|
#include <epan/expert.h>
|
2012-04-30 13:43:52 +00:00
|
|
|
#include "packet-hdcp.h"
|
2011-10-19 21:52:31 +00:00
|
|
|
|
|
|
|
|
2012-02-24 07:57:48 +00:00
|
|
|
static int proto_hdcp = -1;
|
2011-10-19 21:52:31 +00:00
|
|
|
|
2012-02-24 07:57:48 +00:00
|
|
|
static emem_tree_t *transactions = NULL;
|
|
|
|
|
2011-10-19 21:52:31 +00:00
|
|
|
static gint ett_hdcp = -1;
|
|
|
|
|
2012-02-24 07:57:48 +00:00
|
|
|
static int hf_hdcp_addr = -1;
|
|
|
|
static int hf_hdcp_reg = -1;
|
|
|
|
static int hf_hdcp_resp_in = -1;
|
|
|
|
static int hf_hdcp_resp_to = -1;
|
|
|
|
static int hf_hdcp_a_ksv = -1;
|
|
|
|
static int hf_hdcp_b_ksv = -1;
|
|
|
|
static int hf_hdcp_an = -1;
|
|
|
|
static int hf_hdcp_hdmi_reserved = -1;
|
2011-10-19 21:52:31 +00:00
|
|
|
static int hf_hdcp_repeater = -1;
|
2012-02-24 07:57:48 +00:00
|
|
|
static int hf_hdcp_ksv_fifo = -1;
|
|
|
|
static int hf_hdcp_fast_trans = -1;
|
|
|
|
static int hf_hdcp_features = -1;
|
|
|
|
static int hf_hdcp_fast_reauth = -1;
|
|
|
|
static int hf_hdcp_hdmi_mode = -1;
|
|
|
|
static int hf_hdcp_max_casc_exc = -1;
|
|
|
|
static int hf_hdcp_depth = -1;
|
|
|
|
static int hf_hdcp_max_devs_exc = -1;
|
|
|
|
static int hf_hdcp_downstream = -1;
|
|
|
|
static int hf_hdcp_link_vfy = -1;
|
|
|
|
|
|
|
|
/* the addresses used by this dissector are 8bit, including the direction bit
|
|
|
|
(to be in line with the HDCP specification) */
|
|
|
|
#define ADDR8_HDCP_WRITE 0x74 /* transmitter->receiver */
|
|
|
|
#define ADDR8_HDCP_READ 0x75 /* receiver->transmitter */
|
|
|
|
|
|
|
|
#define HDCP_ADDR8(x) (x==ADDR8_HDCP_WRITE || x==ADDR8_HDCP_READ)
|
|
|
|
|
|
|
|
#define ADDR8_RCV "Receiver"
|
|
|
|
#define ADDR8_TRX "Transmitter"
|
|
|
|
|
|
|
|
#define REG_BKSV 0x0
|
|
|
|
#define REG_AKSV 0x10
|
|
|
|
#define REG_AN 0x18
|
|
|
|
#define REG_BCAPS 0x40
|
|
|
|
#define REG_BSTATUS 0x41
|
2011-10-19 21:52:31 +00:00
|
|
|
|
2012-02-24 07:57:48 +00:00
|
|
|
typedef struct _hdcp_transaction_t {
|
|
|
|
guint32 rqst_frame;
|
|
|
|
guint32 resp_frame;
|
|
|
|
guint8 rqst_type;
|
|
|
|
} hdcp_transaction_t;
|
|
|
|
|
|
|
|
static const value_string hdcp_addr[] = {
|
|
|
|
{ ADDR8_HDCP_WRITE, "transmitter writes data for receiver" },
|
|
|
|
{ ADDR8_HDCP_READ, "transmitter reads data from receiver" },
|
|
|
|
{ 0, NULL }
|
|
|
|
};
|
|
|
|
|
|
|
|
static const value_string hdcp_reg[] = {
|
|
|
|
{ REG_BKSV, "B_ksv" },
|
|
|
|
{ REG_AKSV, "A_ksv" },
|
2012-08-23 09:31:57 +00:00
|
|
|
{ REG_AN, "An" },
|
2012-02-24 07:57:48 +00:00
|
|
|
{ REG_BCAPS, "B_caps"},
|
|
|
|
{ REG_BSTATUS, "B_status"},
|
|
|
|
{ 0, NULL }
|
|
|
|
};
|
2011-10-19 21:52:31 +00:00
|
|
|
|
2012-02-24 07:57:48 +00:00
|
|
|
gboolean
|
|
|
|
sub_check_hdcp(packet_info *pinfo _U_)
|
|
|
|
{
|
|
|
|
/* by looking at the i2c_phdr only, we can't decide if this packet is HDCPv1
|
|
|
|
this function is called when the user explicitly selected HDCPv1
|
|
|
|
in the preferences
|
|
|
|
therefore, we always return TRUE and hand the data to the (new
|
|
|
|
style) dissector who will check if the packet is HDCPv1 */
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
hdcp_init(void)
|
|
|
|
{
|
|
|
|
/* se_...() allocations are automatically cleared when a new capture starts,
|
|
|
|
so we should be safe to create the tree without any previous checks */
|
|
|
|
transactions = se_tree_create_non_persistent(
|
|
|
|
EMEM_TREE_TYPE_RED_BLACK, "hdcp_transactions");
|
|
|
|
}
|
|
|
|
|
2011-10-19 21:52:31 +00:00
|
|
|
|
|
|
|
static int
|
2012-09-10 21:40:21 +00:00
|
|
|
dissect_hdcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
|
2011-10-19 21:52:31 +00:00
|
|
|
{
|
2012-02-24 07:57:48 +00:00
|
|
|
guint8 addr, reg;
|
|
|
|
proto_item *pi;
|
|
|
|
ptvcursor_t *cursor;
|
|
|
|
proto_tree *hdcp_tree = NULL;
|
|
|
|
hdcp_transaction_t *hdcp_trans;
|
|
|
|
proto_item *it;
|
|
|
|
guint64 a_ksv, b_ksv;
|
|
|
|
|
|
|
|
addr = tvb_get_guint8(tvb, 0);
|
|
|
|
if (!HDCP_ADDR8(addr))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "HDCP");
|
|
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
|
|
|
|
if (tree) {
|
|
|
|
pi = proto_tree_add_protocol_format(tree, proto_hdcp,
|
|
|
|
tvb, 0, tvb_reported_length(tvb), "HDCP");
|
|
|
|
hdcp_tree = proto_item_add_subtree(pi, ett_hdcp);
|
|
|
|
}
|
|
|
|
|
|
|
|
cursor = ptvcursor_new(hdcp_tree, tvb, 0);
|
|
|
|
/* all values in HDCP are little endian */
|
|
|
|
ptvcursor_add(cursor, hf_hdcp_addr, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
|
|
|
|
if (addr==ADDR8_HDCP_WRITE) {
|
|
|
|
/* transmitter sends data to the receiver */
|
|
|
|
SET_ADDRESS(&pinfo->src, AT_STRINGZ, (int)strlen(ADDR8_TRX)+1, ADDR8_TRX);
|
|
|
|
SET_ADDRESS(&pinfo->dst, AT_STRINGZ, (int)strlen(ADDR8_RCV)+1, ADDR8_RCV);
|
|
|
|
|
|
|
|
reg = tvb_get_guint8(tvb, ptvcursor_current_offset(cursor));
|
|
|
|
ptvcursor_add(cursor, hf_hdcp_reg, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
|
|
|
|
if (tvb_reported_length_remaining(tvb,
|
|
|
|
ptvcursor_current_offset(cursor)) == 0) {
|
|
|
|
/* transmitter requests the content of a register */
|
|
|
|
col_append_sep_fstr(pinfo->cinfo, COL_INFO, NULL, "request %s",
|
|
|
|
val_to_str(reg, hdcp_reg, "unknown (0x%x)"));
|
|
|
|
|
|
|
|
if (PINFO_FD_VISITED(pinfo)) {
|
|
|
|
/* we've already dissected the receiver's response */
|
2012-04-30 13:43:52 +00:00
|
|
|
hdcp_trans = (hdcp_transaction_t *)se_tree_lookup32(
|
|
|
|
transactions, PINFO_FD_NUM(pinfo));
|
2012-02-24 07:57:48 +00:00
|
|
|
if (hdcp_trans && hdcp_trans->rqst_frame==PINFO_FD_NUM(pinfo) &&
|
|
|
|
hdcp_trans->resp_frame!=0) {
|
|
|
|
|
|
|
|
it = proto_tree_add_uint_format(hdcp_tree, hf_hdcp_resp_in,
|
|
|
|
NULL, 0, 0, hdcp_trans->resp_frame,
|
|
|
|
"Request to get the content of register %s, "
|
|
|
|
"response in frame %d",
|
|
|
|
val_to_str_const(hdcp_trans->rqst_type,
|
|
|
|
hdcp_reg, "unknown (0x%x)"),
|
|
|
|
hdcp_trans->resp_frame);
|
|
|
|
PROTO_ITEM_SET_GENERATED(it);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* we've not yet dissected the response */
|
|
|
|
if (transactions) {
|
2012-04-30 13:43:52 +00:00
|
|
|
hdcp_trans = (hdcp_transaction_t *)se_alloc(
|
|
|
|
sizeof(hdcp_transaction_t));
|
2012-02-24 07:57:48 +00:00
|
|
|
hdcp_trans->rqst_frame = PINFO_FD_NUM(pinfo);
|
|
|
|
hdcp_trans->resp_frame = 0;
|
|
|
|
hdcp_trans->rqst_type = reg;
|
|
|
|
se_tree_insert32(transactions,
|
|
|
|
hdcp_trans->rqst_frame, (void *)hdcp_trans);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* transmitter actually sends protocol data */
|
|
|
|
col_append_sep_fstr(pinfo->cinfo, COL_INFO, NULL, "send %s",
|
|
|
|
val_to_str(reg, hdcp_reg, "unknown (0x%x)"));
|
|
|
|
switch (reg) {
|
|
|
|
case REG_AKSV:
|
|
|
|
a_ksv = tvb_get_letoh40(tvb,
|
|
|
|
ptvcursor_current_offset(cursor));
|
|
|
|
proto_tree_add_uint64_format(hdcp_tree, hf_hdcp_a_ksv,
|
|
|
|
tvb, ptvcursor_current_offset(cursor), 5,
|
|
|
|
a_ksv, "A_ksv 0x%010" G_GINT64_MODIFIER "x", a_ksv);
|
|
|
|
ptvcursor_advance(cursor, 5);
|
|
|
|
break;
|
|
|
|
case REG_AN:
|
|
|
|
ptvcursor_add(cursor, hf_hdcp_an, 8, ENC_LITTLE_ENDIAN);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* transmitter reads from receiver */
|
|
|
|
SET_ADDRESS(&pinfo->src, AT_STRINGZ, (int)strlen(ADDR8_RCV)+1, ADDR8_RCV);
|
|
|
|
SET_ADDRESS(&pinfo->dst, AT_STRINGZ, (int)strlen(ADDR8_TRX)+1, ADDR8_TRX);
|
|
|
|
|
|
|
|
if (transactions) {
|
2012-04-30 13:43:52 +00:00
|
|
|
hdcp_trans = (hdcp_transaction_t *)se_tree_lookup32_le(
|
|
|
|
transactions, PINFO_FD_NUM(pinfo));
|
2012-02-24 07:57:48 +00:00
|
|
|
if (hdcp_trans) {
|
|
|
|
if (hdcp_trans->resp_frame==0) {
|
|
|
|
/* there's a pending request, this packet is the response */
|
|
|
|
hdcp_trans->resp_frame = PINFO_FD_NUM(pinfo);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (hdcp_trans->resp_frame== PINFO_FD_NUM(pinfo)) {
|
|
|
|
/* we found the request that corresponds to our response */
|
|
|
|
col_append_sep_fstr(pinfo->cinfo, COL_INFO, NULL, "send %s",
|
|
|
|
val_to_str_const(hdcp_trans->rqst_type,
|
|
|
|
hdcp_reg, "unknown (0x%x)"));
|
|
|
|
it = proto_tree_add_uint_format(hdcp_tree, hf_hdcp_resp_to,
|
|
|
|
NULL, 0, 0, hdcp_trans->rqst_frame,
|
|
|
|
"Response to frame %d (content of register %s)",
|
|
|
|
hdcp_trans->rqst_frame,
|
|
|
|
val_to_str_const(hdcp_trans->rqst_type,
|
|
|
|
hdcp_reg, "unknown (0x%x)"));
|
|
|
|
PROTO_ITEM_SET_GENERATED(it);
|
|
|
|
switch (hdcp_trans->rqst_type) {
|
|
|
|
case REG_BKSV:
|
|
|
|
b_ksv = tvb_get_letoh40(tvb,
|
|
|
|
ptvcursor_current_offset(cursor));
|
|
|
|
proto_tree_add_uint64_format(hdcp_tree, hf_hdcp_b_ksv,
|
|
|
|
tvb, ptvcursor_current_offset(cursor), 5,
|
|
|
|
b_ksv, "B_ksv 0x%010" G_GINT64_MODIFIER "x",
|
|
|
|
b_ksv);
|
|
|
|
ptvcursor_advance(cursor, 5);
|
|
|
|
break;
|
|
|
|
case REG_BCAPS:
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_hdmi_reserved, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_repeater, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_ksv_fifo, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_fast_trans, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_features, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_fast_reauth, 1, ENC_LITTLE_ENDIAN);
|
|
|
|
break;
|
|
|
|
case REG_BSTATUS:
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_hdmi_mode, 2, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_max_casc_exc, 2, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_depth, 2, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_max_devs_exc, 2, ENC_LITTLE_ENDIAN);
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_downstream, 2, ENC_LITTLE_ENDIAN);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2012-08-23 09:31:57 +00:00
|
|
|
|
2012-02-24 07:57:48 +00:00
|
|
|
if (!hdcp_trans || hdcp_trans->resp_frame!=PINFO_FD_NUM(pinfo)) {
|
|
|
|
/* the packet isn't a response to a request from the
|
|
|
|
* transmitter; it must be a link verification */
|
|
|
|
if (tvb_reported_length_remaining(
|
|
|
|
tvb, ptvcursor_current_offset(cursor)) == 2) {
|
|
|
|
col_append_sep_fstr(pinfo->cinfo, COL_INFO, NULL,
|
|
|
|
"send link verification Ri'");
|
|
|
|
ptvcursor_add_no_advance(cursor,
|
|
|
|
hf_hdcp_link_vfy, 2, ENC_LITTLE_ENDIAN);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
ptvcursor_free(cursor);
|
|
|
|
return tvb_reported_length(tvb);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2011-10-19 21:52:31 +00:00
|
|
|
void
|
|
|
|
proto_register_hdcp(void)
|
|
|
|
{
|
|
|
|
static hf_register_info hf[] = {
|
2012-02-24 07:57:48 +00:00
|
|
|
{ &hf_hdcp_addr,
|
|
|
|
{ "8bit I2C address", "hdcp.addr", FT_UINT8, BASE_HEX,
|
|
|
|
VALS(hdcp_addr), 0, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_reg,
|
|
|
|
{ "Register offset", "hdcp.reg", FT_UINT8, BASE_HEX,
|
|
|
|
VALS(hdcp_reg), 0, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_resp_in,
|
|
|
|
{ "Response In", "hdcp.resp_in", FT_FRAMENUM, BASE_NONE, NULL, 0x0,
|
|
|
|
"The response to this request is in this frame", HFILL }},
|
|
|
|
{ &hf_hdcp_resp_to,
|
|
|
|
{ "Response To", "hdcp.resp_to", FT_FRAMENUM, BASE_NONE, NULL, 0x0,
|
|
|
|
"This is the response to the request in this frame", HFILL }},
|
|
|
|
/* actually, the KSVs are only 40bits, but there's no FT_UINT40 type */
|
|
|
|
{ &hf_hdcp_a_ksv,
|
|
|
|
{ "Transmitter's key selection vector", "hdcp.a_ksv", FT_UINT64,
|
|
|
|
BASE_HEX, NULL, 0, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_b_ksv,
|
|
|
|
{ "Receiver's key selection vector", "hdcp.b_ksv", FT_UINT64,
|
|
|
|
BASE_HEX, NULL, 0, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_an,
|
|
|
|
{ "Random number for the session", "hdcp.an", FT_UINT64,
|
|
|
|
BASE_HEX, NULL, 0, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_hdmi_reserved,
|
|
|
|
{ "HDMI reserved", "hdcp.hdmi_reserved", FT_UINT8, BASE_DEC,
|
|
|
|
NULL, 0x80, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_repeater,
|
|
|
|
{ "Repeater", "hdcp.repeater", FT_UINT8, BASE_DEC,
|
|
|
|
NULL, 0x40, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_ksv_fifo,
|
|
|
|
{ "KSV fifo ready", "hdcp.ksv_fifo", FT_UINT8, BASE_DEC,
|
|
|
|
NULL, 0x20, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_fast_trans,
|
|
|
|
{ "Support for 400KHz transfers", "hdcp.fast_trans",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x10, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_features,
|
|
|
|
{ "Support for additional features", "hdcp.features",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x02, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_fast_reauth,
|
|
|
|
{ "Support for fast re-authentication", "hdcp.fast_reauth",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x01, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_hdmi_mode,
|
|
|
|
{ "HDMI mode", "hdcp.hdmi_mode",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x1000, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_max_casc_exc,
|
|
|
|
{ "Maximum cascading depth exceeded", "hdcp.max_casc_exc",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0800, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_depth,
|
|
|
|
{ "Repeater cascade depth", "hdcp.depth",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0700, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_max_devs_exc,
|
|
|
|
{ "Maximum number of devices exceeded", "hdcp.max_devs_exc",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0080, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_downstream,
|
|
|
|
{ "Number of downstream receivers", "hdcp.downstream",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x007F, NULL, HFILL } },
|
|
|
|
{ &hf_hdcp_link_vfy,
|
|
|
|
{ "Link verification response Ri'", "hdcp.link_vfy",
|
2012-08-15 19:22:05 +00:00
|
|
|
FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL } }
|
|
|
|
};
|
2011-10-19 21:52:31 +00:00
|
|
|
|
2012-01-19 17:42:28 +00:00
|
|
|
static gint *ett[] = {
|
2012-08-15 19:22:05 +00:00
|
|
|
&ett_hdcp
|
2012-01-19 17:42:28 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
|
2011-10-19 21:52:31 +00:00
|
|
|
proto_hdcp = proto_register_protocol(
|
|
|
|
"High bandwidth Digital Content Protection", "HDCP", "hdcp");
|
|
|
|
|
|
|
|
proto_register_field_array(proto_hdcp, hf, array_length(hf));
|
|
|
|
proto_register_subtree_array(ett, array_length(ett));
|
2012-02-24 07:57:48 +00:00
|
|
|
|
|
|
|
new_register_dissector("hdcp", dissect_hdcp, proto_hdcp);
|
|
|
|
|
|
|
|
register_init_routine(hdcp_init);
|
2011-10-19 21:52:31 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Editor modelines - http://www.wireshark.org/tools/modelines.html
|
|
|
|
*
|
|
|
|
* Local variables:
|
|
|
|
* c-basic-offset: 4
|
|
|
|
* tab-width: 8
|
|
|
|
* indent-tabs-mode: nil
|
|
|
|
* End:
|
|
|
|
*
|
|
|
|
* vi: set shiftwidth=4 tabstop=8 expandtab:
|
|
|
|
* :indentSize=4:tabSize=8:noTabs=true:
|
|
|
|
*/
|