Refactor: replace C-style code with modern C++ idioms

This commit is contained in:
Changhua 2025-01-28 20:31:51 +08:00
parent 65670b4ea7
commit 554d62efcf
2 changed files with 227 additions and 285 deletions

View File

@ -1,23 +1,15 @@
#pragma execution_character_set("utf-8")
#include "MinHook.h"
#include "framework.h"

#include <condition_variable>
#include <mutex>
#include <queue>
#include "framework.h"
#include "log.hpp"
#include "receive_msg.h"
#include "user_info.h"
#include "util.h"
// Defined in rpc_server.cpp
extern bool gIsLogging, gIsListening, gIsListeningPyq;
extern mutex gMutex;
extern condition_variable gCV;
extern queue<WxMsg_t> gMsgQueue;
// Defined in spy.cpp
extern QWORD g_WeChatWinDllAddr;
#define OS_RECV_MSG_ID 0x30
@ -41,62 +33,10 @@ extern QWORD g_WeChatWinDllAddr;
#define OS_PYQ_MSG_CALL 0x2E42C90
#define OS_WXLOG 0x2613D20
typedef QWORD (*RecvMsg_t)(QWORD, QWORD);
typedef QWORD (*WxLog_t)(QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD);
typedef QWORD (*RecvPyq_t)(QWORD, QWORD, QWORD);
static RecvMsg_t funcRecvMsg = nullptr;
static RecvMsg_t realRecvMsg = nullptr;
static WxLog_t funcWxLog = nullptr;
static WxLog_t realWxLog = nullptr;
static RecvPyq_t funcRecvPyq = nullptr;
static RecvPyq_t realRecvPyq = nullptr;
static bool isMH_Initialized = false;
MsgTypes_t GetMsgTypes()
QWORD MessageHandler::DispatchMsg(QWORD arg1, QWORD arg2)
{
const MsgTypes_t m = {
{ 0x00, "朋友圈消息" },
{ 0x01, "文字" },
{ 0x03, "图片" },
{ 0x22, "语音" },
{ 0x25, "好友确认" },
{ 0x28, "POSSIBLEFRIEND_MSG" },
{ 0x2A, "名片" },
{ 0x2B, "视频" },
{ 0x2F, "石头剪刀布 | 表情图片" },
{ 0x30, "位置" },
{ 0x31, "共享实时位置、文件、转账、链接" },
{ 0x32, "VOIPMSG" },
{ 0x33, "微信初始化" },
{ 0x34, "VOIPNOTIFY" },
{ 0x35, "VOIPINVITE" },
{ 0x3E, "小视频" },
{ 0x42, "微信红包" },
{ 0x270F, "SYSNOTICE" },
{ 0x2710, "红包、系统消息" },
{ 0x2712, "撤回消息" },
{ 0x100031, "搜狗表情" },
{ 0x1000031, "链接" },
{ 0x1A000031, "微信红包" },
{ 0x20010031, "红包封面" },
{ 0x2D000031, "视频号视频" },
{ 0x2E000031, "视频号名片" },
{ 0x31000031, "引用消息" },
{ 0x37000031, "拍一拍" },
{ 0x3A000031, "视频号直播" },
{ 0x3A100031, "商品链接" },
{ 0x3A200031, "视频号直播" },
{ 0x3E000031, "音乐链接" },
{ 0x41000031, "文件" },
};
return m;
}
static QWORD DispatchMsg(QWORD arg1, QWORD arg2)
{
WxMsg_t wxMsg = { 0 };
auto &handler = getInstance();
WxMsg_t wxMsg = {};
try {
wxMsg.id = GET_QWORD(arg2 + OS_RECV_MSG_ID);
wxMsg.type = GET_DWORD(arg2 + OS_RECV_MSG_TYPE);
@ -105,66 +45,45 @@ static QWORD DispatchMsg(QWORD arg1, QWORD arg2)
wxMsg.content = GetStringByWstrAddr(arg2 + OS_RECV_MSG_CONTENT);
wxMsg.sign = GetStringByWstrAddr(arg2 + OS_RECV_MSG_SIGN);
wxMsg.xml = GetStringByWstrAddr(arg2 + OS_RECV_MSG_XML);
wxMsg.roomid = GetStringByWstrAddr(arg2 + OS_RECV_MSG_ROOMID);
string roomid = GetStringByWstrAddr(arg2 + OS_RECV_MSG_ROOMID);
wxMsg.roomid = roomid;
if (roomid.find("@chatroom") != string::npos) { // 群 ID 的格式为 xxxxxxxxxxx@chatroom
if (wxMsg.roomid.find("@chatroom") != std::string::npos) {
wxMsg.is_group = true;
if (wxMsg.is_self) {
wxMsg.sender = GetSelfWxid();
} else {
wxMsg.sender = GetStringByWstrAddr(arg2 + OS_RECV_MSG_WXID);
}
wxMsg.sender = wxMsg.is_self ? GetSelfWxid() : GetStringByWstrAddr(arg2 + OS_RECV_MSG_WXID);
} else {
wxMsg.is_group = false;
if (wxMsg.is_self) {
wxMsg.sender = GetSelfWxid();
} else {
wxMsg.sender = roomid;
}
}
wxMsg.thumb = GetStringByWstrAddr(arg2 + OS_RECV_MSG_THUMB);
if (!wxMsg.thumb.empty()) {
wxMsg.thumb = GetHomePath() + wxMsg.thumb;
replace(wxMsg.thumb.begin(), wxMsg.thumb.end(), '\\', '/');
}
wxMsg.extra = GetStringByWstrAddr(arg2 + OS_RECV_MSG_EXTRA);
if (!wxMsg.extra.empty()) {
wxMsg.extra = GetHomePath() + wxMsg.extra;
replace(wxMsg.extra.begin(), wxMsg.extra.end(), '\\', '/');
wxMsg.sender = wxMsg.is_self ? GetSelfWxid() : wxMsg.roomid;
}
} catch (const std::exception &e) {
LOG_ERROR(GB2312ToUtf8(e.what()));
} catch (...) {
LOG_ERROR("Unknow exception.");
}
{
unique_lock<mutex> lock(gMutex);
gMsgQueue.push(wxMsg); // 推送到队列
std::unique_lock<std::mutex> lock(handler.mutex_);
handler.msgQueue_.push(wxMsg);
}
gCV.notify_all(); // 通知各方消息就绪
return realRecvMsg(arg1, arg2);
handler.cv_.notify_all();
return handler.realRecvMsg(arg1, arg2);
}
static QWORD PrintWxLog(QWORD a1, QWORD a2, QWORD a3, QWORD a4, QWORD a5, QWORD a6, QWORD a7, QWORD a8, QWORD a9,
QWORD a10, QWORD a11, QWORD a12)
QWORD MessageHandler::PrintWxLog(QWORD a1, QWORD a2, QWORD a3, QWORD a4, QWORD a5, QWORD a6, QWORD a7, QWORD a8,
QWORD a9, QWORD a10, QWORD a11, QWORD a12)
{
QWORD p = realWxLog(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12);
auto &handler = getInstance();
QWORD p = handler.realWxLog(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12);
if (p == 0 || p == 1) {
return p;
}
LOG_INFO("【WX】\n{}", GB2312ToUtf8((char *)p));
return p;
}
static void DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3)
void MessageHandler::DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3)
{
auto &handler = getInstance();
QWORD startAddr = *(QWORD *)(arg2 + OS_PYQ_MSG_START);
QWORD endAddr = *(QWORD *)(arg2 + OS_PYQ_MSG_END);
@ -175,7 +94,7 @@ static void DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3)
while (startAddr < endAddr) {
WxMsg_t wxMsg;
wxMsg.type = 0x00; // 朋友圈消息
wxMsg.type = 0x00;
wxMsg.is_self = false;
wxMsg.is_group = false;
wxMsg.id = GET_QWORD(startAddr);
@ -185,194 +104,162 @@ static void DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3)
wxMsg.content = GetStringByWstrAddr(startAddr + OS_PYQ_MSG_CONTENT);
{
unique_lock<mutex> lock(gMutex);
gMsgQueue.push(wxMsg); // 推送到队列
std::unique_lock<std::mutex> lock(handler.mutex_);
handler.msgQueue_.push(wxMsg);
}
gCV.notify_all(); // 通知各方消息就绪
handler.cv_.notify_all();
startAddr += 0x1618;
}
}
static MH_STATUS InitializeHook()
MessageHandler &MessageHandler::getInstance()
{
if (isMH_Initialized) {
return MH_OK;
static MessageHandler instance;
return instance;
}
MessageHandler::MessageHandler()
{
isLogging = false;
isListeningMsg = false;
isListeningPyq = false;
}
MessageHandler::~MessageHandler()
{
DisableLog();
UnListenMsg();
UnListenPyq();
}
MsgTypes_t MessageHandler::GetMsgTypes()
{
return { { 0x00, "朋友圈消息" },
{ 0x01, "文字" },
{ 0x03, "图片" },
{ 0x22, "语音" },
{ 0x25, "好友确认" },
{ 0x28, "POSSIBLEFRIEND_MSG" },
{ 0x2A, "名片" },
{ 0x2B, "视频" },
{ 0x2F, "石头剪刀布 | 表情图片" },
{ 0x30, "位置" },
{ 0x31, "共享实时位置、文件、转账、链接" },
{ 0x32, "VOIPMSG" },
{ 0x33, "微信初始化" },
{ 0x34, "VOIPNOTIFY" },
{ 0x35, "VOIPINVITE" },
{ 0x3E, "小视频" },
{ 0x42, "微信红包" },
{ 0x270F, "SYSNOTICE" },
{ 0x2710, "红包、系统消息" },
{ 0x2712, "撤回消息" },
{ 0x100031, "搜狗表情" },
{ 0x1000031, "链接" },
{ 0x1A000031, "微信红包" },
{ 0x20010031, "红包封面" },
{ 0x2D000031, "视频号视频" },
{ 0x2E000031, "视频号名片" },
{ 0x31000031, "引用消息" },
{ 0x37000031, "拍一拍" },
{ 0x3A000031, "视频号直播" },
{ 0x3A100031, "商品链接" },
{ 0x3A200031, "视频号直播" },
{ 0x3E000031, "音乐链接" },
{ 0x41000031, "文件" } };
}
std::optional<WxMsg_t> MessageHandler::popMessage()
{
std::lock_guard<std::mutex> lock(mutex_);
if (msgQueue_.empty()) {
return std::nullopt;
}
WxMsg_t msg = std::move(msgQueue_.front());
msgQueue_.pop();
return msg;
}
int MessageHandler::EnableLog()
{
if (isLogging) return 1;
funcWxLog = reinterpret_cast<funcWxLog_t>(g_WeChatWinDllAddr + OS_WXLOG);
if (InitializeHook() != MH_OK) return -1;
if (MH_CreateHook(funcWxLog, &PrintWxLog, reinterpret_cast<LPVOID *>(&realWxLog)) != MH_OK) return -1;
if (MH_EnableHook(funcWxLog) != MH_OK) return -1;
isLogging = true;
return 0;
}
int MessageHandler::DisableLog()
{
if (!isLogging) return 1;
if (MH_DisableHook(funcWxLog) != MH_OK) return -1;
if (UninitializeHook() != MH_OK) return -1;
isLogging = false;
return 0;
}
int MessageHandler::ListenMsg()
{
if (isListeningMsg) return 1;
funcRecvMsg = reinterpret_cast<funcRecvMsg_t>(g_WeChatWinDllAddr + OS_RECV_MSG_CALL);
if (InitializeHook() != MH_OK) return -1;
if (MH_CreateHook(funcRecvMsg, &DispatchMsg, reinterpret_cast<LPVOID *>(&realRecvMsg)) != MH_OK) return -1;
if (MH_EnableHook(funcRecvMsg) != MH_OK) return -1;
isListeningMsg = true;
return 0;
}
int MessageHandler::UnListenMsg()
{
if (!isListeningMsg) return 1;
if (MH_DisableHook(funcRecvMsg) != MH_OK) return -1;
if (UninitializeHook() != MH_OK) return -1;
isListeningMsg = false;
return 0;
}
int MessageHandler::ListenPyq()
{
if (isListeningPyq) return 1;
funcRecvPyq = reinterpret_cast<funcRecvPyq_t>(g_WeChatWinDllAddr + OS_PYQ_MSG_CALL);
if (InitializeHook() != MH_OK) return -1;
if (MH_CreateHook(funcRecvPyq, &DispatchPyq, reinterpret_cast<LPVOID *>(&realRecvPyq)) != MH_OK) return -1;
if (MH_EnableHook(funcRecvPyq) != MH_OK) return -1;
isListeningPyq = true;
return 0;
}
int MessageHandler::UnListenPyq()
{
if (!isListeningPyq) return 1;
if (MH_DisableHook(funcRecvPyq) != MH_OK) return -1;
if (UninitializeHook() != MH_OK) return -1;
isListeningPyq = false;
return 0;
}
MH_STATUS MessageHandler::InitializeHook()
{
if (isMH_Initialized) return MH_OK;
MH_STATUS status = MH_Initialize();
if (status == MH_OK) {
isMH_Initialized = true;
}
if (status == MH_OK) isMH_Initialized = true;
return status;
}
static MH_STATUS UninitializeHook()
MH_STATUS MessageHandler::UninitializeHook()
{
if (!isMH_Initialized) {
return MH_OK;
}
if (gIsLogging || gIsListening || gIsListeningPyq) {
return MH_OK;
}
if (!isMH_Initialized || isLogging || isListeningMsg || isListeningPyq) return MH_OK;
MH_STATUS status = MH_Uninitialize();
if (status == MH_OK) {
isMH_Initialized = false;
}
if (status == MH_OK) isMH_Initialized = false;
return status;
}
void EnableLog()
{
MH_STATUS status = MH_UNKNOWN;
if (gIsLogging) {
LOG_WARN("gIsLogging");
return;
}
WxLog_t funcWxLog = (WxLog_t)(g_WeChatWinDllAddr + OS_WXLOG);
status = InitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
status = MH_CreateHook(funcWxLog, &PrintWxLog, reinterpret_cast<LPVOID *>(&realWxLog));
if (status != MH_OK) {
LOG_ERROR("MH_CreateHook failed: {}", to_string(status));
return;
}
status = MH_EnableHook(funcWxLog);
if (status != MH_OK) {
LOG_ERROR("MH_EnableHook failed: {}", to_string(status));
return;
}
gIsLogging = true;
}
void DisableLog()
{
MH_STATUS status = MH_UNKNOWN;
if (!gIsLogging) {
return;
}
status = MH_DisableHook(funcWxLog);
if (status != MH_OK) {
LOG_ERROR("MH_DisableHook failed: {}", to_string(status));
return;
}
gIsLogging = false;
status = UninitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
void ListenMessage()
{
MH_STATUS status = MH_UNKNOWN;
if (gIsListening) {
LOG_WARN("gIsListening");
return;
}
funcRecvMsg = (RecvMsg_t)(g_WeChatWinDllAddr + OS_RECV_MSG_CALL);
status = InitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
status = MH_CreateHook(funcRecvMsg, &DispatchMsg, reinterpret_cast<LPVOID *>(&realRecvMsg));
if (status != MH_OK) {
LOG_ERROR("MH_CreateHook failed: {}", to_string(status));
return;
}
status = MH_EnableHook(funcRecvMsg);
if (status != MH_OK) {
LOG_ERROR("MH_EnableHook failed: {}", to_string(status));
return;
}
gIsListening = true;
}
void UnListenMessage()
{
MH_STATUS status = MH_UNKNOWN;
if (!gIsListening) {
return;
}
status = MH_DisableHook(funcRecvMsg);
if (status != MH_OK) {
LOG_ERROR("MH_DisableHook failed: {}", to_string(status));
return;
}
gIsListening = false;
status = UninitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
void ListenPyq()
{
MH_STATUS status = MH_UNKNOWN;
if (gIsListeningPyq) {
LOG_WARN("gIsListeningPyq");
return;
}
funcRecvPyq = (RecvPyq_t)(g_WeChatWinDllAddr + OS_PYQ_MSG_CALL);
status = InitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
status = MH_CreateHook(funcRecvPyq, &DispatchPyq, reinterpret_cast<LPVOID *>(&realRecvPyq));
if (status != MH_OK) {
LOG_ERROR("MH_CreateHook failed: {}", to_string(status));
return;
}
status = MH_EnableHook(funcRecvPyq);
if (status != MH_OK) {
LOG_ERROR("MH_EnableHook failed: {}", to_string(status));
return;
}
gIsListeningPyq = true;
}
void UnListenPyq()
{
MH_STATUS status = MH_UNKNOWN;
if (!gIsListeningPyq) {
return;
}
status = MH_DisableHook(funcRecvPyq);
if (status != MH_OK) {
LOG_ERROR("MH_DisableHook failed: {}", to_string(status));
return;
}
gIsListeningPyq = false;
status = UninitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}

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@ -1,11 +1,66 @@
#pragma once
#include <atomic>
#include <condition_variable>
#include <mutex>
#include <optional>
#include <queue>
#include <windows.h>
#include "MinHook.h"
#include "pb_types.h"
void EnableLog();
void DisableLog();
void ListenPyq();
void UnListenPyq();
void ListenMessage();
void UnListenMessage();
MsgTypes_t GetMsgTypes();
class MessageHandler
{
public:
static MessageHandler &getInstance();
// 0: 成功, -1: 失败, 1: 已经开启
int EnableLog();
int DisableLog();
int ListenPyq();
int UnListenPyq();
int ListenMsg();
int UnListenMsg();
MsgTypes_t GetMsgTypes();
bool isLoggingEnabled() const { return isLogging.load(); }
bool isMessageListening() const { return isListeningMsg.load(); }
bool isPyqListening() const { return isListeningPyq.load(); }
std::optional<WxMsg_t> popMessage();
std::condition_variable &getConditionVariable() { return cv_; };
std::mutex &getMutex() { return mutex_; };
private:
MessageHandler();
~MessageHandler();
mutable std::mutex mutex_;
std::condition_variable cv_;
std::queue<WxMsg_t> msgQueue_;
std::atomic<bool> isLogging { false };
std::atomic<bool> isListeningMsg { false };
std::atomic<bool> isListeningPyq { false };
using funcRecvMsg_t = QWORD (*)(QWORD, QWORD);
using funcWxLog_t = QWORD (*)(QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD, QWORD);
using funcRecvPyq_t = QWORD (*)(QWORD, QWORD, QWORD);
funcWxLog_t funcWxLog, realWxLog;
funcRecvMsg_t funcRecvMsg, realRecvMsg;
funcRecvPyq_t funcRecvPyq, realRecvPyq;
bool isMH_Initialized { false };
MH_STATUS InitializeHook();
MH_STATUS UninitializeHook();
static QWORD DispatchMsg(QWORD arg1, QWORD arg2);
static QWORD PrintWxLog(QWORD a1, QWORD a2, QWORD a3, QWORD a4, QWORD a5, QWORD a6, QWORD a7, QWORD a8, QWORD a9,
QWORD a10, QWORD a11, QWORD a12);
static void DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3);
};