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// Copyright 2016-2023 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#define MUMBLE_ALLOW_DEPRECATED_LEGACY_PLUGIN_API
#include "mumble_legacy_plugin.h"
#include "mumble_positional_audio_main.h" // Include standard positional audio header.
#include "mumble_positional_audio_utils.h" // Include positional audio header for special functions, like "escape".
static int fetch(float *avatar_pos, float *avatar_front, float *avatar_top, float *camera_pos, float *camera_front,
float *camera_top, std::string &context, std::wstring &identity) {
for (int i = 0; i < 3; i++) {
avatar_pos[i] = avatar_front[i] = avatar_top[i] = camera_pos[i] = camera_front[i] = camera_top[i] = 0.0f;
}
bool ok, state;
char serverid[37], host[22], team[3];
uint8_t squad, squad_leader, squad_state;
// Server ID pointers
procptr_t serverid_base = peekProcPtr(pModule + 0x23D5368);
if (!serverid_base)
return false;
procptr_t serverid_offset_0 = peekProcPtr(serverid_base + 0x18);
if (!serverid_offset_0)
return false;
procptr_t serverid_offset_1 = peekProcPtr(serverid_offset_0 + 0x28);
if (!serverid_offset_1)
return false;
procptr_t serverid_offset = peekProcPtr(serverid_offset_1 + 0x350);
if (!serverid_offset)
return false;
// Squad pointers
procptr_t squad_base = peekProcPtr(pModule + 0x23D5458);
if (!squad_base)
return false;
procptr_t squad_offset_0 = peekProcPtr(squad_base + 0xD8);
if (!squad_offset_0)
return false;
procptr_t squad_offset_1 = peekProcPtr(squad_offset_0 + 0x100);
if (!squad_offset_1)
return false;
procptr_t squad_offset_2 = peekProcPtr(squad_offset_1 + 0x58);
if (!squad_offset_2)
return false;
// Peekproc and assign game addresses to our containers, so we can retrieve positional data
ok = peekProc(pModule + 0x23B2D70, &state, 1) && // Magical state value: 0 when in-game and 1 when in menu/dead.
peekProc(pModule + 0x23862C0, avatar_pos, 12) && // Avatar Position values (X, Y and Z).
peekProc(pModule + 0x23B2F60, camera_pos, 12) && // Camera Position values (X, Y and Z).
peekProc(pModule + 0x23B2F40, avatar_top, 12) && // Avatar Top Vector values (X, Y and Z).
peekProc(pModule + 0x23B2F50, avatar_front, 12) && // Avatar Front Vector values (X, Y and Z).
peekProc(serverid_offset, serverid) && // Server ID (36 characters).
peekProc(pModule + 0x2378B60, host)
&& // Host value: "IP:Port" when in a server, "bot" when loading and empty when it's hidden.
peekProc(pModule + 0x2674B35, team) && // Team value: US (United States); RU (Russia); CH (China).
peekProc(squad_offset_2 + 0x230, squad)
&& // Squad value: 0 (not in a squad); 1 (Alpha); 2 (Bravo); 3 (Charlie)... 26 (Zulu).
peekProc(squad_offset_2 + 0x234, squad_leader) && // Squad leader value: 0 (False); 1 (True).
peekProc(squad_offset_2 + 0x235, squad_state); // Squad state value: 0 (Public); 1 (Private).
// This prevents the plugin from linking to the game in case something goes wrong during values retrieval from
// memory addresses.
if (!ok) {
return false;
}
if (state) { // If not in-game
context.clear(); // Clear context
identity.clear(); // Clear identity
// Set vectors values to 0.
for (int i = 0; i < 3; i++) {
avatar_pos[i] = avatar_front[i] = avatar_top[i] = camera_pos[i] = camera_front[i] = camera_top[i] = 0.0f;
}
return true; // This tells Mumble to ignore all vectors.
}
escape(serverid, sizeof(serverid));
std::ostringstream ocontext;
ocontext << " {\"Server ID\": \"" << serverid << "\"}"; // Set context with server ID
context = ocontext.str();
std::wostringstream oidentity;
oidentity << "{";
escape(host, sizeof(host));
// Only include host (IP:port) if it is not empty and does not include the string "bot" (which means it's a local
// server).
if (strcmp(host, "") != 0 && !strstr(host, "bot")) {
oidentity << std::endl << "\"Host\": \"" << host << "\",";
}
std::string Team(team);
if (!Team.empty()) {
oidentity << std::endl;
if (Team == "US")
oidentity
<< "\"Team\": \"United States\","; // If team value is US, set "United States" as team in identity.
else if (Team == "CH")
oidentity << "\"Team\": \"China\","; // If team value is CH, set "China" as team in identity.
else if (Team == "RU")
oidentity << "\"Team\": \"Russia\","; // If team value is RU, set "Russia" as team in identity.
}
// If squad value is in a value between 1 and 26, set squad name in identity using NATO Phonetic alphabet.
if (squad > 0 && squad < 27) {
if (squad == 1)
oidentity << std::endl << "\"Squad\": \"Alpha\",";
else if (squad == 2)
oidentity << std::endl << "\"Squad\": \"Bravo\",";
else if (squad == 3)
oidentity << std::endl << "\"Squad\": \"Charlie\",";
else if (squad == 4)
oidentity << std::endl << "\"Squad\": \"Delta\",";
else if (squad == 5)
oidentity << std::endl << "\"Squad\": \"Echo\",";
else if (squad == 6)
oidentity << std::endl << "\"Squad\": \"Foxtrot\",";
else if (squad == 7)
oidentity << std::endl << "\"Squad\": \"Golf\",";
else if (squad == 8)
oidentity << std::endl << "\"Squad\": \"Hotel\",";
else if (squad == 9)
oidentity << std::endl << "\"Squad\": \"India\",";
else if (squad == 10)
oidentity << std::endl << "\"Squad\": \"Juliet\",";
else if (squad == 11)
oidentity << std::endl << "\"Squad\": \"Kilo\",";
else if (squad == 12)
oidentity << std::endl << "\"Squad\": \"Lima\",";
else if (squad == 13)
oidentity << std::endl << "\"Squad\": \"Mike\",";
else if (squad == 14)
oidentity << std::endl << "\"Squad\": \"November\",";
else if (squad == 15)
oidentity << std::endl << "\"Squad\": \"Oscar\",";
else if (squad == 16)
oidentity << std::endl << "\"Squad\": \"Papa\",";
else if (squad == 17)
oidentity << std::endl << "\"Squad\": \"Quebec\",";
else if (squad == 18)
oidentity << std::endl << "\"Squad\": \"Romeo\",";
else if (squad == 19)
oidentity << std::endl << "\"Squad\": \"Sierra\",";
else if (squad == 20)
oidentity << std::endl << "\"Squad\": \"Tango\",";
else if (squad == 21)
oidentity << std::endl << "\"Squad\": \"Uniform\",";
else if (squad == 22)
oidentity << std::endl << "\"Squad\": \"Victor\",";
else if (squad == 23)
oidentity << std::endl << "\"Squad\": \"Whiskey\",";
else if (squad == 24)
oidentity << std::endl << "\"Squad\": \"X-ray\",";
else if (squad == 25)
oidentity << std::endl << "\"Squad\": \"Yankee\",";
else if (squad == 26)
oidentity << std::endl << "\"Squad\": \"Zulu\",";
// Squad leader
if (squad_leader == 1)
oidentity << std::endl
<< "\"Squad leader\": true,"; // If squad leader value is true, set squad leader state to "True"
// in identity.
else
oidentity << std::endl
<< "\"Squad leader\": false,"; // If squad leader value is false, set squad leader state to
// "False" in identity.
// Squad state
if (squad_state == 1)
oidentity << std::endl
<< "\"Squad state\": \"Private\""; // If squad state value is true, set squad state to "Private"
// in identity.
else
oidentity << std::endl
<< "\"Squad state\": \"Public\""; // If squad state value is false, set squad state to "Public" in
// identity.
// When not in a squad
} else {
oidentity << std::endl
<< "\"Squad\": null,"; // If squad value isn't between 1 and 26, set squad to "null" in identity.
oidentity << std::endl
<< "\"Squad leader\": null,"; // If not in a squad, set squad leader state to "null" in identity.
oidentity << std::endl << "\"Squad state\": null"; // If not in a squad, set squad state to "null" in identity.
}
oidentity << std::endl << "}";
identity = oidentity.str();
// Flip the front vector
for (int i = 0; i < 3; i++) {
avatar_front[i] = -avatar_front[i];
}
// Convert from right to left handed
avatar_pos[0] = -avatar_pos[0];
camera_pos[0] = -camera_pos[0];
avatar_front[0] = -avatar_front[0];
avatar_top[0] = -avatar_top[0];
// Sync camera front and top vectors with avatar ones
for (int i = 0; i < 3; i++) {
camera_front[i] = avatar_front[i];
camera_top[i] = avatar_top[i];
}
return true;
}
static int trylock(const std::multimap< std::wstring, unsigned long long int > &pids) {
if (!initialize(pids, L"bf4.exe")) { // Link the game executable
return false;
}
// Check if we can get meaningful data from it
float apos[3], afront[3], atop[3], cpos[3], cfront[3], ctop[3];
std::wstring sidentity;
std::string scontext;
if (fetch(apos, afront, atop, cpos, cfront, ctop, scontext, sidentity)) {
return true;
} else {
generic_unlock();
return false;
}
}
static const std::wstring longdesc() {
return std::wstring(L"Supports Battlefield 4 with context and identity support."); // Plugin long description
}
static std::wstring description(L"Battlefield 4 (x64) version 1.8.2.48475"); // Plugin short description
static std::wstring shortname(L"Battlefield 4"); // Plugin short name
static int trylock1() {
return trylock(std::multimap< std::wstring, unsigned long long int >());
}
static MumblePlugin bf4plug = { MUMBLE_PLUGIN_MAGIC, description, shortname, nullptr, nullptr, trylock1,
generic_unlock, longdesc, fetch };
static MumblePlugin2 bf4plug2 = { MUMBLE_PLUGIN_MAGIC_2, MUMBLE_PLUGIN_VERSION, trylock };
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
return &bf4plug;
}
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
return &bf4plug2;
}
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