179 lines
6.4 KiB
C++
179 lines
6.4 KiB
C++
// Copyright 2012-2023 The Mumble Developers. All rights reserved.
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// Use of this source code is governed by a BSD-style license
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// that can be found in the LICENSE file at the root of the
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// Mumble source tree or at <https://www.mumble.info/LICENSE>.
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/* Copyright (C) 2012, dark_skeleton (d-rez) <dark.skeleton@gmail.com>
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Copyright (C) 2005-2012, Thorvald Natvig <thorvald@natvig.com>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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- Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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- Neither the name of the Mumble Developers nor the names of its
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contributors may be used to endorse or promote products derived from this
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software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define MUMBLE_ALLOW_DEPRECATED_LEGACY_PLUGIN_API
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#include "mumble_legacy_plugin.h"
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#include "mumble_positional_audio_main.h"
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/*
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Arrays of bytes to find addresses accessed by respective functions so we don't have to blindly search for addresses
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after every update Remember to disable scanning only the writable memory in CE! We're searching for functions here,
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not values! This is not the final version and it doesn't distinguish camera and avatar positions. No identity support
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yet.
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Camera front vector function: 89 16 8B 54 24 20 89 46 04 8B 44 24 24
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Host IP:PORT changes to 'bot' when not ingame
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Valid addresses from v0.9.8.0
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Camera front vector address: 0x141bc20
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Camera top vector address: +0xC (offset, not pointer)
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Camera position vector address: +0x18 (offset, not pointer)
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Host IP:PORT address: pbcl.dll + 0xB8C57
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TODO: Find Avatar position, front, top vectors, protect against version change (find a random pointer to check),
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distinguish spectator and normal mode
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*/
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static procptr_t camfrontptr = 0x141bc20;
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static procptr_t camtopptr = camfrontptr + 0xC;
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static procptr_t camptr = camfrontptr + 0x18;
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static procptr_t hostipportptr;
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static std::string prev_hostipport;
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static char state = 0; // 1 if connected to a server, 0 if not
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static bool calcout(float *cam, float *camfront, float *camtop, float *ocam, float *ocamfront, float *ocamtop) {
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// Seems Blacklight is in centimeters? ;o Well it's not inches for sure :)
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for (int i = 0; i < 3; i++) {
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ocam[i] = cam[i] / 100.00f;
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ocamfront[i] = camfront[i];
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ocamtop[i] = camtop[i];
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}
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return true;
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}
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static bool refreshPointers(void) {
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hostipportptr = 0;
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hostipportptr = pModule + 0xB8C57;
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return true;
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}
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static int fetch(float *avatar_pos, float *avatar_front, float *avatar_top, float *camera_pos, float *camera_front,
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float *camera_top, std::string &context, std::wstring & /*identity*/) {
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for (int i = 0; i < 3; i++)
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avatar_pos[i] = avatar_front[i] = avatar_top[i] = camera_pos[i] = camera_front[i] = camera_top[i] = 0.0f;
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float cam[3], camtop[3], camfront[3];
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bool ok;
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char hostipport[22];
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ok = peekProc(camfrontptr, camfront, 12) && peekProc(camtopptr, camtop, 12) && peekProc(hostipportptr, hostipport)
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&& peekProc(camptr, cam);
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if (!ok)
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return false;
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hostipport[sizeof(hostipport) - 1] = '\0';
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if (hostipport != prev_hostipport) {
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context.clear();
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state = 0;
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prev_hostipport = hostipport;
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if (strcmp(hostipport, "") != 0 && strcmp(hostipport, "bot") != 0) {
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std::ostringstream contextstream;
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contextstream << "{\"ipport\": \"" << hostipport << "\"}";
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context = contextstream.str();
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state = 1;
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}
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}
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if (!state) // report positional data only when on a server!
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return true;
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calcout(cam, camfront, camtop, camera_pos, camera_front, camera_top); // calculate proper position values
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for (int i = 0; i < 3; i++) {
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avatar_front[i] = camera_front[i];
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avatar_pos[i] = camera_pos[i];
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avatar_top[i] = camera_top[i]; // copy values since we don't know avatar's vectors
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}
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return true;
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}
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static int trylock(const std::multimap< std::wstring, unsigned long long int > &pids) {
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if (!initialize(pids, L"BLR.exe", L"pbcl.dll"))
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return false;
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if (refreshPointers()) { // unlink plugin if this fails
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prev_hostipport.clear();
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float avatar_pos[3], avatar_front[3], avatar_top[3];
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float camera_pos[3], camera_front[3], camera_top[3];
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std::string context;
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std::wstring identity;
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if (fetch(avatar_pos, avatar_front, avatar_top, camera_pos, camera_front, camera_top, context, identity)) {
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prev_hostipport.clear(); // we need to do this again since fetch() above overwrites this (which results in
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// empty context until next change)
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return true;
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}
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}
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generic_unlock();
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return false;
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}
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static const std::wstring longdesc() {
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return std::wstring(L"Supports Blacklight: Retribution v0.9.8.0. No identity or avatar vectors support yet.");
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}
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static std::wstring description(L"Blacklight: Retribution (v0.9.8.0)");
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static std::wstring shortname(L"Blacklight: Retribution");
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static int trylock1() {
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return trylock(std::multimap< std::wstring, unsigned long long int >());
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}
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static MumblePlugin blacklightplug = { MUMBLE_PLUGIN_MAGIC, description, shortname, nullptr, nullptr, trylock1,
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generic_unlock, longdesc, fetch };
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static MumblePlugin2 blacklightplug2 = { MUMBLE_PLUGIN_MAGIC_2, MUMBLE_PLUGIN_VERSION, trylock };
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extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
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return &blacklightplug;
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}
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extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
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return &blacklightplug2;
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}
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