这个是flash插件的一个bug,CEF(chromium系列浏览器)关闭sandbox第一次加载flash插件就会跳出这样的一个提示,在Google官方也看到了chromium的issue:
解决方案
官方暂时未解决这问题,只能是自己修改代码,通过hook命令行启动函数来实现不让命令行启动,hook库有
微软的牛逼 Detours 但是要票票的,Esayhook 就是个不错的选择,32和64位都支持,开放源码使用简单。
MHOOK据说小而好用但不研究了。
代码
// HookFlash.cpp : 定义 DLL 应用程序的导出函数。
//
#include "stdafx.h"
using namespace std;
HOOK_TRACE_INFO hAHookTrackInfo = { NULL }; // keep track of our hook
HOOK_TRACE_INFO hWHookTrackInfo = { NULL }; // keep track of our hook
//注意调用约定 WINAPI,否则会出现堆栈异常
typedef BOOL(WINAPI *realCreateProcessWPtr)(LPCWSTR lpApplicationName, LPWSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCWSTR lpCurrentDirectory,
LPSTARTUPINFOW lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation
);
typedef BOOL(WINAPI *realCreateProcessAPtr)(LPCSTR lpApplicationName, LPSTR lpCommandLine, LPSECURITY_ATTRIBUTES lpProcessAttributes, LPSECURITY_ATTRIBUTES lpThreadAttributes, BOOL bInheritHandles, DWORD dwCreationFlags, LPVOID lpEnvironment,
LPCSTR lpCurrentDirectory, \
LPSTARTUPINFOA lpStartupInfo, \
LPPROCESS_INFORMATION lpProcessInformation);
realCreateProcessAPtr prealCreateProcessA;
realCreateProcessWPtr prealCreateProcessW;
BOOL WINAPI MYCreateProcessW(LPCWSTR lpApplicationName, LPWSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCWSTR lpCurrentDirectory,
LPSTARTUPINFOW lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation
)
{
std::wstring strCommandLine(lpCommandLine);
//MessageBoxW(GetActiveWindow(), strCommandLine.c_str(), L"createproceW", MB_OK);
if (string::npos != strCommandLine.find(L"echo NOT SANDBOXED"))
{
//MessageBoxW(GetActiveWindow(), strCommandLine.c_str(), L"createproceW", MB_OK);
return TRUE;
}
else
{
return (prealCreateProcessW)(lpApplicationName, lpCommandLine, lpProcessAttributes, lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, lpCurrentDirectory, lpStartupInfo, lpProcessInformation);
}
}
BOOL WINAPI MYCreateProcessA(
LPCSTR lpApplicationName,
LPSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCSTR lpCurrentDirectory,
LPSTARTUPINFOA lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation
)
{
std::string strCommandLine = lpCommandLine;
if (string::npos != strCommandLine.find("echo NOT SANDBOXED"))
{
//MessageBoxA(GetActiveWindow(), strCommandLine.c_str(), "createprocesA", MB_OK);
return TRUE;
}
else
{
return (prealCreateProcessA)(lpApplicationName, lpCommandLine, lpProcessAttributes, lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, lpCurrentDirectory, lpStartupInfo, lpProcessInformation);
}
}
void DoHook()
{
HMODULE hKernel32 = LoadLibrary(L"kernel32.dll");
if (!(prealCreateProcessA = (realCreateProcessAPtr)GetProcAddress(hKernel32, "CreateProcessA")))
{
MessageBoxW(GetDesktopWindow(), L"GetProcAddress Err", L"CreateProcessA", MB_OK);
return;
}
if (!(prealCreateProcessW = (realCreateProcessWPtr)GetProcAddress(hKernel32, "CreateProcessW")))
{
MessageBoxW(GetDesktopWindow(), L"GetProcAddress Err", L"CreateProcessW", MB_OK);
return;
}
NTSTATUS resultA = LhInstallHook(prealCreateProcessA, MYCreateProcessA, NULL, &hAHookTrackInfo);
NTSTATUS resultW = LhInstallHook(prealCreateProcessW, MYCreateProcessW, NULL, &hWHookTrackInfo);
if (FAILED(resultA) || (FAILED(resultW)))
{
MessageBox(GetForegroundWindow(), _T("Hook Failed"), _T("Error"), MB_OK);
}
ULONG ACLEntriesA[1] = { 0 };
ULONG ACLEntriesW[1] = { 0 };
// If the threadId in the ACL is set to “ 0 ”,
// then internally EasyHook uses GetCurrentThreadId()
// Disable the hook for the provided threadIds, enable for all others
LhSetExclusiveACL(ACLEntriesA, 0, &hAHookTrackInfo);
LhSetExclusiveACL(ACLEntriesW, 0, &hWHookTrackInfo);
}
void UnHook()
{
// this will also invalidate "hHook", because it is a traced handle...
LhUninstallAllHooks();
// this will do nothing because the hook is already removed...
LhUninstallHook(&hAHookTrackInfo);
LhUninstallHook(&hWHookTrackInfo);
// even if the hook is removed, we need to wait for memory release
LhWaitForPendingRemovals();
}
源码下载
参考文章
http://blog.csdn.net/baggiowangyu/article/details/7675098
http://easyhook.github.io/tutorials/nativehook.html
http://blog.csdn.net/zx2356/article/details/51514403