360 lines
10 KiB
C++
360 lines
10 KiB
C++
#pragma warning(disable : 4244)
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#include "framework.h"
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#include <filesystem>
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#include <fstream>
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#include "codec.h"
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#include "exec_sql.h"
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#include "funcs.h"
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#include "log.h"
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#include "spy_types.h"
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#include "util.h"
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using namespace std;
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namespace fs = std::filesystem;
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extern bool gIsListeningPyq;
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extern QWORD g_WeChatWinDllAddr;
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#define HEADER_PNG1 0x89
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#define HEADER_PNG2 0x50
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#define HEADER_JPG1 0xFF
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#define HEADER_JPG2 0xD8
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#define HEADER_GIF1 0x47
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#define HEADER_GIF2 0x49
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#define OS_LOGIN_STATUS 0x5AB86A8
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#define OS_GET_SNS_DATA_MGR 0x22A91C0
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#define OS_GET_SNS_FIRST_PAGE 0x2ED9080
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#define OS_GET_SNS_TIMELINE_MGR 0x2E6B110
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#define OS_GET_SNS_NEXT_PAGE 0x2EFEC00
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#define OS_NEW_CHAT_MSG 0x1C28800
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#define OS_FREE_CHAT_MSG 0x1C1FF10
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#define OS_GET_CHAT_MGR 0x1C51CF0
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#define OS_GET_MGR_BY_PREFIX_LOCAL_ID 0x2206280
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#define OS_GET_PRE_DOWNLOAD_MGR 0x1CD87E0
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#define OS_PUSH_ATTACH_TASK 0x1DA69C0
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typedef QWORD (*GetSNSDataMgr_t)();
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typedef QWORD (*GetSnsTimeLineMgr_t)();
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typedef QWORD (*GetSNSFirstPage_t)(QWORD, QWORD, QWORD);
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typedef QWORD (*GetSNSNextPageScene_t)(QWORD, QWORD);
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typedef QWORD (*GetChatMgr_t)();
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typedef QWORD (*NewChatMsg_t)(QWORD);
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typedef QWORD (*FreeChatMsg_t)(QWORD);
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typedef QWORD (*GetPreDownLoadMgr_t)();
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typedef QWORD (*GetMgrByPrefixLocalId_t)(QWORD, QWORD);
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typedef QWORD (*PushAttachTask_t)(QWORD, QWORD, QWORD, QWORD);
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typedef QWORD (*GetOCRManager_t)();
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typedef QWORD (*DoOCRTask_t)(QWORD, QWORD, QWORD, QWORD, QWORD, QWORD);
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int IsLogin(void) { return (int)GET_QWORD(g_WeChatWinDllAddr + OS_LOGIN_STATUS); }
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static string get_key(uint8_t header1, uint8_t header2, uint8_t *key)
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{
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// PNG?
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*key = HEADER_PNG1 ^ header1;
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if ((HEADER_PNG2 ^ *key) == header2) {
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return ".png";
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}
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// JPG?
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*key = HEADER_JPG1 ^ header1;
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if ((HEADER_JPG2 ^ *key) == header2) {
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return ".jpg";
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}
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// GIF?
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*key = HEADER_GIF1 ^ header1;
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if ((HEADER_GIF2 ^ *key) == header2) {
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return ".gif";
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}
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return ""; // 错误
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}
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string DecryptImage(string src, string dir)
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{
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if (!fs::exists(src)) {
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LOG_ERROR("File not exists: {}", src);
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return "";
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}
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ifstream in(src.c_str(), ios::binary);
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if (!in.is_open()) {
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LOG_ERROR("Failed to read file {}", src);
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return "";
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}
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filebuf *pfb = in.rdbuf();
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size_t size = pfb->pubseekoff(0, ios::end, ios::in);
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pfb->pubseekpos(0, ios::in);
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vector<char> buff;
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buff.reserve(size);
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char *pBuf = buff.data();
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pfb->sgetn(pBuf, size);
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in.close();
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uint8_t key = 0x00;
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string ext = get_key(pBuf[0], pBuf[1], &key);
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if (ext.empty()) {
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LOG_ERROR("Failed to get key.");
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return "";
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}
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for (size_t i = 0; i < size; i++) {
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pBuf[i] ^= key;
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}
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string dst = "";
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try {
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if (dir.empty()) {
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dst = fs::path(src).replace_extension(ext).string();
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} else {
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dst = (dir.back() == '\\' || dir.back() == '/') ? dir : (dir + "/");
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dst += fs::path(src).stem().string() + ext;
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}
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replace(dst.begin(), dst.end(), '\\', '/');
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} catch (const std::exception &e) {
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LOG_ERROR(GB2312ToUtf8(e.what()));
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} catch (...) {
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LOG_ERROR("Unknow exception.");
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return "";
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}
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ofstream out(dst.c_str(), ios::binary);
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if (!out.is_open()) {
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LOG_ERROR("Failed to write file {}", dst);
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return "";
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}
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out.write(pBuf, size);
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out.close();
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return dst;
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}
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static int GetFirstPage()
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{
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int status = -1;
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GetSNSDataMgr_t GetSNSDataMgr = (GetSNSDataMgr_t)(g_WeChatWinDllAddr + OS_GET_SNS_DATA_MGR);
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GetSNSFirstPage_t GetSNSFirstPage = (GetSNSFirstPage_t)(g_WeChatWinDllAddr + OS_GET_SNS_FIRST_PAGE);
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QWORD buff[16] = { 0 };
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QWORD mgr = GetSNSDataMgr();
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status = (int)GetSNSFirstPage(mgr, (QWORD)buff, 1);
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return status;
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}
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static int GetNextPage(QWORD id)
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{
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int status = -1;
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GetSnsTimeLineMgr_t GetSnsTimeLineMgr = (GetSnsTimeLineMgr_t)(g_WeChatWinDllAddr + OS_GET_SNS_TIMELINE_MGR);
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GetSNSNextPageScene_t GetSNSNextPageScene = (GetSNSNextPageScene_t)(g_WeChatWinDllAddr + OS_GET_SNS_NEXT_PAGE);
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QWORD mgr = GetSnsTimeLineMgr();
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status = (int)GetSNSNextPageScene(mgr, id);
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return status;
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}
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int RefreshPyq(QWORD id)
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{
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if (!gIsListeningPyq) {
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LOG_ERROR("没有启动朋友圈消息接收，参考：enable_receiving_msg");
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return -1;
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}
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if (id == 0) {
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return GetFirstPage();
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}
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return GetNextPage(id);
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}
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/*******************************************************************************
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* 都说我不写注释，写一下吧
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* 其实也没啥好写的，就是下载资源
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* 主要介绍一下几个参数：
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* id：好理解，消息 id
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* thumb：图片或者视频的缩略图路径；如果是视频，后缀为 mp4 后就是存在路径了
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* extra：图片、文件的路径
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*******************************************************************************/
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int DownloadAttach(QWORD id, string thumb, string extra)
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{
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int status = -1;
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QWORD localId;
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uint32_t dbIdx;
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if (fs::exists(extra)) { // 第一道，不重复下载。TODO: 通过文件大小来判断
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return 0;
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}
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if (GetLocalIdandDbidx(id, &localId, &dbIdx) != 0) {
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LOG_ERROR("Failed to get localId, Please check id: {}", to_string(id));
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return status;
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}
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NewChatMsg_t NewChatMsg = (NewChatMsg_t)(g_WeChatWinDllAddr + OS_NEW_CHAT_MSG);
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FreeChatMsg_t FreeChatMsg = (FreeChatMsg_t)(g_WeChatWinDllAddr + OS_FREE_CHAT_MSG);
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GetChatMgr_t GetChatMgr = (GetChatMgr_t)(g_WeChatWinDllAddr + OS_GET_CHAT_MGR);
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GetPreDownLoadMgr_t GetPreDownLoadMgr = (GetPreDownLoadMgr_t)(g_WeChatWinDllAddr + OS_GET_PRE_DOWNLOAD_MGR);
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PushAttachTask_t PushAttachTask = (PushAttachTask_t)(g_WeChatWinDllAddr + OS_PUSH_ATTACH_TASK);
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GetMgrByPrefixLocalId_t GetMgrByPrefixLocalId
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= (GetMgrByPrefixLocalId_t)(g_WeChatWinDllAddr + OS_GET_MGR_BY_PREFIX_LOCAL_ID);
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LARGE_INTEGER l;
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l.HighPart = dbIdx;
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l.LowPart = (DWORD)localId;
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char *buff = (char *)HeapAlloc(GetProcessHeap(), 0, 0x460);
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if (buff == nullptr) {
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LOG_ERROR("Failed to allocate memory.");
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return status;
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}
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QWORD pChatMsg = NewChatMsg((QWORD)buff);
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GetChatMgr();
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GetMgrByPrefixLocalId(l.QuadPart, pChatMsg);
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QWORD type = GET_QWORD(buff + 0x38);
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string save_path = "";
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string thumb_path = "";
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switch (type) {
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case 0x03: { // Image: extra
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save_path = extra;
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break;
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}
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case 0x3E:
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case 0x2B: { // Video: thumb
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thumb_path = thumb;
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save_path = fs::path(thumb).replace_extension("mp4").string();
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break;
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}
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case 0x31: { // File: extra
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save_path = extra;
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break;
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}
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default:
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break;
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}
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if (fs::exists(save_path)) { // 不重复下载。TODO: 通过文件大小来判断
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return 0;
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}
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LOG_DEBUG("path: {}", save_path);
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// 创建父目录，由于路径来源于微信，不做检查
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fs::create_directory(fs::path(save_path).parent_path().string());
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int temp = 1;
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WxString *pSavePath = NewWxStringFromStr(save_path);
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WxString *pThumbPath = NewWxStringFromStr(thumb_path);
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memcpy(&buff[0x280], pThumbPath, sizeof(WxString));
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memcpy(&buff[0x2A0], pSavePath, sizeof(WxString));
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memcpy(&buff[0x40C], &temp, sizeof(temp));
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QWORD mgr = GetPreDownLoadMgr();
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status = (int)PushAttachTask(mgr, pChatMsg, 0, 1);
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FreeChatMsg(pChatMsg);
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return status;
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}
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string GetAudio(QWORD id, string dir)
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{
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string mp3path = (dir.back() == '\\' || dir.back() == '/') ? dir : (dir + "/");
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mp3path += to_string(id) + ".mp3";
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replace(mp3path.begin(), mp3path.end(), '\\', '/');
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if (fs::exists(mp3path)) { // 不重复下载
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return mp3path;
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}
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vector<uint8_t> silk = GetAudioData(id);
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if (silk.size() == 0) {
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LOG_ERROR("Empty audio data.");
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return "";
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}
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Silk2Mp3(silk, mp3path, 24000);
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return mp3path;
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}
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OcrResult_t GetOcrResult(string path)
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{
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OcrResult_t ret = { -1, "" };
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#if 0 // 参数没调好，会抛异常，看看有没有好心人来修复
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if (!fs::exists(path)) {
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LOG_ERROR("Can not find: {}", path);
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return ret;
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}
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GetOCRManager_t GetOCRManager = (GetOCRManager_t)(g_WeChatWinDllAddr + 0x1D6C3C0);
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DoOCRTask_t DoOCRTask = (DoOCRTask_t)(g_WeChatWinDllAddr + 0x2D10BC0);
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QWORD unk1 = 0, unk2 = 0, unused = 0;
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QWORD *pUnk1 = &unk1;
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QWORD *pUnk2 = &unk2;
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// 路径分隔符有要求，必须为 `\`
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wstring wsPath = String2Wstring(fs::path(path).make_preferred().string());
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WxString wxPath(wsPath);
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vector<QWORD> *pv = (vector<QWORD> *)HeapAlloc(GetProcessHeap(), 0, 0x20);
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RawVector_t *pRv = (RawVector_t *)pv;
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pRv->finish = pRv->start;
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char buff[0x98] = { 0 };
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memcpy(buff, &pRv->start, sizeof(QWORD));
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QWORD mgr = GetOCRManager();
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ret.status = (int)DoOCRTask(mgr, (QWORD)&wxPath, unused, (QWORD)buff, (QWORD)&pUnk1, (QWORD)&pUnk2);
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QWORD count = GET_QWORD(buff + 0x8);
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if (count > 0) {
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QWORD header = GET_QWORD(buff);
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for (QWORD i = 0; i < count; i++) {
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QWORD content = GET_QWORD(header);
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ret.result += Wstring2String(GET_WSTRING(content + 0x28));
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ret.result += "\n";
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header = content;
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}
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}
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#endif
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return ret;
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}
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int RevokeMsg(QWORD id)
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{
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int status = -1;
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#if 0 // 这个挺鸡肋的，因为自己发的消息没法直接获得 msgid，就这样吧
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QWORD localId;
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uint32_t dbIdx;
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if (GetLocalIdandDbidx(id, &localId, &dbIdx) != 0) {
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LOG_ERROR("Failed to get localId, Please check id: {}", to_string(id));
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return status;
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}
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#endif
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return status;
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}
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string GetLoginUrl()
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{
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char url[] = "方法还没实现";
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return "http://weixin.qq.com/x/" + string(url);
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}
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int ReceiveTransfer(string wxid, string transferid, string transactionid)
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{
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// 别想了，这个不实现了
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return -1;
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}
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