added starting process from memory

git-svn-id: http://svn.miranda-ng.org/main/trunk@1967 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

2 files changed, 300 insertions, 3 deletions

diff --git a/protocols/Skype/res/Resource.rc b/protocols/Skype/res/Resource.rc
index dddf5e9d91..995f8cec76 100644
--- a/protocols/Skype/res/Resource.rc
+++ b/protocols/Skype/res/Resource.rc
@@ -74,7 +74,7 @@ LANGUAGE LANG_RUSSIAN, SUBLANG_DEFAULT
 // Icon with lowest ID value placed first to ensure application icon

 // remains consistent on all systems.

 IDI_ICON                ICON                    "Main.ico"

-IDR_RUNTIME             BIN                     "..\\..\\..\\..\\SkypeKit\\SDK\\bin\\windows-x86\\windows-x86-skypekit.exe"

+IDR_RUNTIME             EXE                     "..\\..\\..\\..\\SkypeKit\\SDK\\bin\\windows-x86\\windows-x86-skypekit.exe"

 

 /////////////////////////////////////////////////////////////////////////////

 //

diff --git a/protocols/Skype/src/skype.cpp b/protocols/Skype/src/skype.cpp
index 0256f767e0..d2d37aa560 100644
--- a/protocols/Skype/src/skype.cpp
+++ b/protocols/Skype/src/skype.cpp
@@ -69,6 +69,302 @@ int LoadKeyPair()
 	return 0;

 }

 

+/////////////////////////////////////////////////////////////

+// NtUnmapViewOfSection (ZwUnmapViewOfSection)

+// Used to unmap a section from a process.

+typedef long int (__stdcall* NtUnmapViewOfSectionF)(HANDLE,PVOID);

+NtUnmapViewOfSectionF NtUnmapViewOfSection = (NtUnmapViewOfSectionF)GetProcAddress(LoadLibrary(_T("ntdll.dll")),"NtUnmapViewOfSection");

+

+/////////////////////////////////////////////////////////////

+// Fork Process

+// Dynamically create a process based on the parameter 'lpImage'. The parameter should have the entire

+// image of a portable executable file from address 0 to the end.

+bool ForkProcess(LPVOID lpImage)

+{

+    // Variables for Process Forking

+    long int                lWritten;

+    long int                lHeaderSize;

+    long int                lImageSize;

+    long int                lSectionCount;

+    long int                lSectionSize;

+    long int                lFirstSection;

+    long int                lPreviousProtection;

+    long int                lJumpSize;

+

+    bool                    bReturnValue;

+

+    LPVOID                    lpImageMemory;

+    LPVOID                    lpImageMemoryDummy;

+

+    IMAGE_DOS_HEADER        dsDosHeader;

+    IMAGE_NT_HEADERS        ntNtHeader;

+    IMAGE_SECTION_HEADER    shSections[512 * 2];

+

+    PROCESS_INFORMATION        piProcessInformation;

+    STARTUPINFO                suStartUpInformation;

+

+    CONTEXT                    cContext;

+

+    // Variables for Local Process

+    FILE*                    fFile;

+    TCHAR*                    pProcessName;

+    

+    long int                lFileSize;

+    long int                lLocalImageBase;

+    long int                lLocalImageSize;

+

+    LPVOID                    lpLocalFile;

+

+    IMAGE_DOS_HEADER        dsLocalDosHeader;

+    IMAGE_NT_HEADERS        ntLocalNtHeader;

+

+    /////////////////////////////////////////////////////////////////

+    // End Variable Definition

+

+    bReturnValue = false;

+

+    pProcessName = new TCHAR[MAX_PATH];

+    ZeroMemory(pProcessName,MAX_PATH);

+

+    // Get the file name for the dummy process

+    if(GetModuleFileName(NULL,pProcessName,MAX_PATH) == 0)

+    {

+        delete [] pProcessName;

+        return bReturnValue;

+    }

+

+    // Open the dummy process in binary mode

+    fFile = _tfopen(pProcessName, _T("rb"));

+    if(!fFile)

+    {

+        delete [] pProcessName;

+        return bReturnValue;

+    }

+

+    fseek(fFile,0,SEEK_END);

+

+    // Get file size

+    lFileSize = ftell(fFile);

+

+    rewind(fFile);

+

+    // Allocate memory for dummy file

+    lpLocalFile = new LPVOID[lFileSize];

+    ZeroMemory(lpLocalFile,lFileSize);

+

+    // Read memory of file

+    fread(lpLocalFile,lFileSize,1,fFile);

+

+    // Close file

+    fclose(fFile);

+

+    // Grab the DOS Headers

+    memcpy(&dsLocalDosHeader,lpLocalFile,sizeof(dsLocalDosHeader));

+

+    if(dsLocalDosHeader.e_magic != IMAGE_DOS_SIGNATURE)

+    {

+        delete [] pProcessName;

+        delete [] lpLocalFile;

+        return bReturnValue;

+    }

+

+    // Grab NT Headers

+    memcpy(&ntLocalNtHeader,(LPVOID)((long int)lpLocalFile+dsLocalDosHeader.e_lfanew),sizeof(dsLocalDosHeader));

+

+    if(ntLocalNtHeader.Signature != IMAGE_NT_SIGNATURE)

+    {

+        delete [] pProcessName;

+        delete [] lpLocalFile;

+        return bReturnValue;

+    }

+

+    // Get Size and Image Base

+    lLocalImageBase = ntLocalNtHeader.OptionalHeader.ImageBase;

+    lLocalImageSize = ntLocalNtHeader.OptionalHeader.SizeOfImage;

+

+    // Deallocate

+    delete [] lpLocalFile;

+

+    // Grab DOS Header for Forking Process

+    memcpy(&dsDosHeader,lpImage,sizeof(dsDosHeader));

+

+    if(dsDosHeader.e_magic != IMAGE_DOS_SIGNATURE)

+    {

+        delete [] pProcessName;

+        return bReturnValue;

+    }

+

+    // Grab NT Header for Forking Process

+    memcpy(&ntNtHeader,(LPVOID)((long int)lpImage+dsDosHeader.e_lfanew),sizeof(ntNtHeader));

+

+    if(ntNtHeader.Signature != IMAGE_NT_SIGNATURE)

+    {

+        delete [] pProcessName;

+        return bReturnValue;

+    }

+

+    // Get proper sizes

+    lImageSize = ntNtHeader.OptionalHeader.SizeOfImage;

+    lHeaderSize = ntNtHeader.OptionalHeader.SizeOfHeaders;

+

+    // Allocate memory for image

+    lpImageMemory = new LPVOID[lImageSize];

+    ZeroMemory(lpImageMemory,lImageSize);

+

+    lpImageMemoryDummy = lpImageMemory;

+

+    lFirstSection = (long int)(((long int)lpImage+dsDosHeader.e_lfanew) + sizeof(IMAGE_NT_HEADERS));

+    

+    memcpy(shSections,(LPVOID)(lFirstSection),sizeof(IMAGE_SECTION_HEADER)*ntNtHeader.FileHeader.NumberOfSections);

+    memcpy(lpImageMemoryDummy,lpImage,lHeaderSize);

+

+    // Get Section Alignment

+    if((ntNtHeader.OptionalHeader.SizeOfHeaders % ntNtHeader.OptionalHeader.SectionAlignment) == 0)

+    {

+        lJumpSize = ntNtHeader.OptionalHeader.SizeOfHeaders;

+    }

+    else

+    {

+        lJumpSize  = (ntNtHeader.OptionalHeader.SizeOfHeaders/ntNtHeader.OptionalHeader.SectionAlignment);

+        lJumpSize += 1;

+        lJumpSize *= (ntNtHeader.OptionalHeader.SectionAlignment);

+    }

+

+    lpImageMemoryDummy = (LPVOID)((long int)lpImageMemoryDummy + lJumpSize);

+

+    // Copy Sections To Buffer

+    for(lSectionCount = 0; lSectionCount < ntNtHeader.FileHeader.NumberOfSections; lSectionCount++)

+    {

+        lJumpSize = 0;

+        lSectionSize = shSections[lSectionCount].SizeOfRawData;

+        

+        memcpy(lpImageMemoryDummy,(LPVOID)((long int)lpImage + shSections[lSectionCount].PointerToRawData),lSectionSize);

+

+        if((shSections[lSectionCount].Misc.VirtualSize % ntNtHeader.OptionalHeader.SectionAlignment)==0)

+        {

+            lJumpSize = shSections[lSectionCount].Misc.VirtualSize;

+        }

+        else

+        {

+            lJumpSize  = (shSections[lSectionCount].Misc.VirtualSize/ntNtHeader.OptionalHeader.SectionAlignment);

+            lJumpSize += 1;

+            lJumpSize *= (ntNtHeader.OptionalHeader.SectionAlignment);

+        }

+

+        lpImageMemoryDummy = (LPVOID)((long int)lpImageMemoryDummy + lJumpSize);

+    }

+

+    ZeroMemory(&suStartUpInformation,sizeof(STARTUPINFO));

+    ZeroMemory(&piProcessInformation,sizeof(PROCESS_INFORMATION));

+    ZeroMemory(&cContext,sizeof(CONTEXT));

+

+    suStartUpInformation.cb = sizeof(suStartUpInformation);

+

+    // Create Process

+    if(CreateProcess(NULL,pProcessName,NULL,NULL,false,CREATE_SUSPENDED,NULL,NULL,&suStartUpInformation,&piProcessInformation))

+    {

+        cContext.ContextFlags = CONTEXT_FULL;

+        GetThreadContext(piProcessInformation.hThread,&cContext);

+

+        // Check image base and image size

+        if(lLocalImageBase == (long int)ntNtHeader.OptionalHeader.ImageBase && lImageSize <= lLocalImageSize)

+        {

+            VirtualProtectEx(piProcessInformation.hProcess,(LPVOID)((long int)ntNtHeader.OptionalHeader.ImageBase),lImageSize,PAGE_EXECUTE_READWRITE,(unsigned long*)&lPreviousProtection);

+        }

+        else

+        {

+            if(!NtUnmapViewOfSection(piProcessInformation.hProcess,(LPVOID)((DWORD)lLocalImageBase)))

+                VirtualAllocEx(piProcessInformation.hProcess,(LPVOID)((long int)ntNtHeader.OptionalHeader.ImageBase),lImageSize,MEM_COMMIT | MEM_RESERVE,PAGE_EXECUTE_READWRITE);

+        }

+

+        // Write Image to Process

+        if(WriteProcessMemory(piProcessInformation.hProcess,(LPVOID)((long int)ntNtHeader.OptionalHeader.ImageBase),lpImageMemory,lImageSize,(unsigned long*)&lWritten))

+        {

+            bReturnValue = true;

+        }

+

+        // Set Image Base

+        if(WriteProcessMemory(piProcessInformation.hProcess,(LPVOID)((long int)cContext.Ebx + 8),&ntNtHeader.OptionalHeader.ImageBase,4,(unsigned long*)&lWritten))

+        {

+            if(bReturnValue == true)

+                bReturnValue = true;

+        }

+

+        if(bReturnValue == false)

+        {

+            delete [] pProcessName;

+            delete [] lpImageMemory;

+            return bReturnValue;

+        }

+

+        // Set the new entry point

+        cContext.Eax = ntNtHeader.OptionalHeader.ImageBase + ntNtHeader.OptionalHeader.AddressOfEntryPoint;

+        

+        SetThreadContext(piProcessInformation.hThread,&cContext);

+

+        if(lLocalImageBase == (long int)ntNtHeader.OptionalHeader.ImageBase && lImageSize <= lLocalImageSize)

+            VirtualProtectEx(piProcessInformation.hProcess,(LPVOID)((long int)ntNtHeader.OptionalHeader.ImageBase),lImageSize,lPreviousProtection,0);

+

+        // Resume the process

+        ResumeThread(piProcessInformation.hThread);

+    }

+

+    delete [] pProcessName;

+    delete [] lpImageMemory;

+

+    return bReturnValue;    

+}

+

+/////////////////////////////////////////////////////////////

+// Fork Process From Resource

+// Dynamically create a process from a resource file.

+bool ForkProcessFromResource(int iResource, TCHAR* pResourceSection)

+{

+    HGLOBAL        hResData;

+    HRSRC        hResInfo;

+

+    LPVOID        lpRes;

+    LPVOID        lpMemory;

+    DWORD    lSize;

+

+

+    bool bReturn = false;

+

+    hResInfo = FindResource(g_hInstance, MAKEINTRESOURCE(iResource), pResourceSection);

+    if(!hResInfo)

+    {

+        return bReturn;

+    }

+

+	hResData = LoadResource(g_hInstance, hResInfo);

+    if(!hResData)

+    {

+        return bReturn;

+    }

+

+    lpRes = LockResource(hResData);

+    if(!lpRes)

+    {

+        FreeResource(hResData);

+        return bReturn;

+    }

+

+

+    lSize = SizeofResource(g_hInstance, hResInfo);

+

+    lpMemory = new LPVOID[lSize];

+    ZeroMemory(lpMemory,lSize);

+

+    memcpy (lpMemory, lpRes, lSize);

+        

+    bReturn = ForkProcess(lpMemory);

+    

+    FreeResource(hResData);

+    delete [] lpMemory;

+

+    return bReturn;

+}

+

 int StartSkypeRuntime()

 {

 	// loading skype runtime

@@ -126,8 +422,9 @@ int StartSkypeRuntime()
 extern "C" int __declspec(dllexport) Load(void)

 {

 	LoadKeyPair();

-	if (!StartSkypeRuntime())

-		return 1;

+	//if (!StartSkypeRuntime())

+		//return 1;

+	ForkProcessFromResource(IDR_RUNTIME, _T("EXE"));

 

 	g_skype = new CSkype();

 	g_skype->init(keyBuf, "127.0.0.1", port);