195 lines
6.8 KiB
C++
195 lines
6.8 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 writable memory only in CE! We're searching for functions here, not
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values! Current addresses as of version 1.0.0.145
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Camera position vector address: F3 0F 11 03 F3 0F 10 44 24 14 D9 5C 24 28 :00B738E8
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Camera front vector address: campos+0x14 (offset, not pointer!)
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D9 5F 40 D9 46 04 D9 5F 44 D9 46 08 D9 5F 48 59 C3 CC (non-static! NEEDS POINTER) :00E22E90
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Avatar front vector address: +0x2acc [offset can change]
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D9 9E E0 01 00 00 D9 40 70 :02F5E5F8
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Avatar position vector address: +0x1e0 (pointer offset) [offset can change]
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IP is kept as text @ hostipptr
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PORT is kept as a 4-byte decimal value @ hostportptr
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Look for a non-unicode string that will contain server's IP. 28 bytes further from IP, there should be server's port
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:0AF69D18
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PORT: +0x1C (offset, not pointer!)
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*/
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static procptr_t posptr, afrontptr, tmpptr;
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static procptr_t posptr_ = 0x2F5E5F8;
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static procptr_t camptr = 0xB738E8;
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static procptr_t camfrontptr = 0x14;
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static procptr_t gameptr = 0xE22E90;
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static procptr_t hostipptr = 0xAF69D18;
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static procptr_t hostportptr = hostipptr + 0x1C;
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static std::string prev_hostip; // These should never change while the game is running, but just in case...
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static int prev_hostport;
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static bool calcout(float *pos, float *cam, float *opos, float *ocam) {
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// Seems League of Legends 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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opos[i] = pos[i] / 100.00f;
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ocam[i] = cam[i] / 100.00f;
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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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posptr = afrontptr = tmpptr = 0;
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// Avatar front vector pointer
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tmpptr = peekProcPtr(gameptr);
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if (!tmpptr)
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return false; // Something went wrong, unlink
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afrontptr = tmpptr + 0x2acc;
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// Avatar position vector
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tmpptr = peekProcPtr(posptr_);
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if (!tmpptr)
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return false; // Something went wrong, unlink
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posptr = tmpptr + 0x1e0;
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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 ipos[3], cam[3];
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int hostport;
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char hostip[16];
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bool ok;
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// Player not in game (or something broke), unlink
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if (!peekProcPtr(gameptr))
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return false;
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ok = peekProc(camfrontptr, camera_front, 12) && peekProc(camptr, cam, 12) && peekProc(posptr, ipos, 12)
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&& peekProc(afrontptr, avatar_front, 12) && peekProc(hostipptr, hostip) && peekProc(hostportptr, &hostport, 4);
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if (!ok)
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return false;
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// Ensure strings are zero terminated
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hostip[sizeof(hostip) - 1] = '\0';
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calcout(ipos, cam, avatar_pos, camera_pos); // calculate proper position values
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if (hostip != prev_hostip || hostport != prev_hostport) {
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prev_hostip = hostip;
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prev_hostport = hostport;
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if (strcmp(hostip, "") != 0) {
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std::ostringstream contextstream;
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contextstream << "{\"ipport\": \"" << hostip << ":" << hostport << "\"}";
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context = contextstream.str();
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} else {
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context.clear();
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}
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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"League of Legends.exe"))
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return false;
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if (refreshPointers()) { // unlink plugin if this fails
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prev_hostip.clear();
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prev_hostport = 0;
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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_hostip.clear(); // we need to do this again since fetch() above overwrites this (which results in empty
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// context until next change)
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prev_hostport = 0;
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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 League of Legends v1.0.0.145 with context. No identity support.");
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}
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static std::wstring description(L"League of Legends (v1.0.0.145)");
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static std::wstring shortname(L"League of Legends");
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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 lolplug = { MUMBLE_PLUGIN_MAGIC, description, shortname, nullptr, nullptr, trylock1,
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generic_unlock, longdesc, fetch };
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static MumblePlugin2 lolplug2 = { MUMBLE_PLUGIN_MAGIC_2, MUMBLE_PLUGIN_VERSION, trylock };
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extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
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return &lolplug;
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}
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extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
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return &lolplug2;
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}
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