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reactos/reactos/lib/kernel32/process/create.c
Hartmut Birr 74b741f04a - Fixed the initializing of the initial console control handler. 
- Fixed RemoveConsoleCtrlHandler.
- CreateProcess should send the console control handler to csrss.

svn path=/trunk/; revision=5640
2003-08-18 10:47:04 +00:00

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/* $Id: create.c,v 1.69 2003/08/18 10:47:04 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* FILE: lib/kernel32/process/create.c
* PURPOSE: Process functions
* PROGRAMMER: Ariadne ( ariadne@xs4all.nl)
* UPDATE HISTORY:
* Created 01/11/98
*/
/* INCLUDES ****************************************************************/
#include <k32.h>
#define NDEBUG
#include <kernel32/kernel32.h>
/* FUNCTIONS ****************************************************************/
extern __declspec(noreturn)
VOID CALLBACK ConsoleControlDispatcher(DWORD CodeAndFlag);
__declspec(dllimport)
PRTL_BASE_PROCESS_START_ROUTINE RtlBaseProcessStartRoutine;
typedef NTSTATUS STDCALL (K32_MBSTR_TO_WCSTR)
(
UNICODE_STRING *,
ANSI_STRING *,
BOOLEAN
);
NTSTATUS STDCALL K32MbStrToWcStr
(
IN K32_MBSTR_TO_WCSTR * True,
UNICODE_STRING * DestStr,
ANSI_STRING * SourceStr,
BOOLEAN Allocate
)
{
if(SourceStr->Buffer == NULL)
{
DestStr->Length = DestStr->MaximumLength = 0;
DestStr->Buffer = NULL;
return STATUS_SUCCESS;
}
return True(DestStr, SourceStr, Allocate);
}
VOID STDCALL RtlRosR32AttribsToNativeAttribs
(
OUT OBJECT_ATTRIBUTES * NativeAttribs,
IN SECURITY_ATTRIBUTES * Ros32Attribs OPTIONAL
)
{
NativeAttribs->Length = sizeof(*NativeAttribs);
NativeAttribs->ObjectName = NULL;
NativeAttribs->RootDirectory = NULL;
NativeAttribs->Attributes = 0;
NativeAttribs->SecurityQualityOfService = NULL;
if(Ros32Attribs != NULL && Ros32Attribs->nLength >= sizeof(*Ros32Attribs))
{
NativeAttribs->SecurityDescriptor = Ros32Attribs->lpSecurityDescriptor;
if(Ros32Attribs->bInheritHandle)
NativeAttribs->Attributes |= OBJ_INHERIT;
}
else
NativeAttribs->SecurityDescriptor = NULL;
}
VOID STDCALL RtlRosR32AttribsToNativeAttribsNamed
(
OUT OBJECT_ATTRIBUTES * NativeAttribs,
IN SECURITY_ATTRIBUTES * Ros32Attribs OPTIONAL,
OUT UNICODE_STRING * NativeName OPTIONAL,
IN WCHAR * Ros32Name OPTIONAL,
IN HANDLE Ros32NameRoot OPTIONAL
)
{
if(!NativeAttribs) return;
RtlRosR32AttribsToNativeAttribs(NativeAttribs, Ros32Attribs);
if(Ros32Name != NULL && NativeName != NULL)
{
RtlInitUnicodeString(NativeName, Ros32Name);
NativeAttribs->ObjectName = NativeName;
NativeAttribs->RootDirectory = Ros32NameRoot;
NativeAttribs->Attributes |= OBJ_CASE_INSENSITIVE;
}
}
/*
* @implemented
*/
BOOL STDCALL CreateProcessA
(
LPCSTR lpApplicationName,
LPSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
BOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCSTR lpCurrentDirectory,
LPSTARTUPINFOA lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation
)
/*
* FUNCTION: The CreateProcess function creates a new process and its
* primary thread. The new process executes the specified executable file
* ARGUMENTS:
*
* lpApplicationName = Pointer to name of executable module
* lpCommandLine = Pointer to command line string
* lpProcessAttributes = Process security attributes
* lpThreadAttributes = Thread security attributes
* bInheritHandles = Handle inheritance flag
* dwCreationFlags = Creation flags
* lpEnvironment = Pointer to new environment block
* lpCurrentDirectory = Pointer to current directory name
* lpStartupInfo = Pointer to startup info
* lpProcessInformation = Pointer to process information
*/
{
PWCHAR pwcEnv = NULL;
UNICODE_STRING wstrApplicationName;
UNICODE_STRING wstrCurrentDirectory;
UNICODE_STRING wstrCommandLine;
UNICODE_STRING wstrReserved;
UNICODE_STRING wstrDesktop;
UNICODE_STRING wstrTitle;
ANSI_STRING strApplicationName;
ANSI_STRING strCurrentDirectory;
ANSI_STRING strCommandLine;
ANSI_STRING strReserved;
ANSI_STRING strDesktop;
ANSI_STRING strTitle;
BOOL bRetVal;
STARTUPINFOW wsiStartupInfo;
NTSTATUS STDCALL (*pTrue)
(
UNICODE_STRING *,
ANSI_STRING *,
BOOLEAN
);
ULONG STDCALL (*pRtlMbStringToUnicodeSize)(ANSI_STRING *);
DPRINT("CreateProcessA(%s)\n", lpApplicationName);
DPRINT
(
"dwCreationFlags %x, lpEnvironment %x, lpCurrentDirectory %x, "
"lpStartupInfo %x, lpProcessInformation %x\n",
dwCreationFlags,
lpEnvironment,
lpCurrentDirectory,
lpStartupInfo,
lpProcessInformation
);
/* invalid parameter */
if(lpStartupInfo == NULL)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* multibyte strings are ANSI */
if(bIsFileApiAnsi)
{
pTrue = RtlAnsiStringToUnicodeString;
pRtlMbStringToUnicodeSize = RtlAnsiStringToUnicodeSize;
}
/* multibyte strings are OEM */
else
{
pTrue = RtlOemStringToUnicodeString;
pRtlMbStringToUnicodeSize = RtlOemStringToUnicodeSize;
}
/* convert the environment */
if(lpEnvironment && !(dwCreationFlags & CREATE_UNICODE_ENVIRONMENT))
{
PCHAR pcScan;
SIZE_T nEnvLen = 0;
UNICODE_STRING wstrEnvVar;
ANSI_STRING strEnvVar;
/* scan the environment to calculate its Unicode size */
for(pcScan = lpEnvironment; *pcScan; pcScan += strEnvVar.Length + sizeof(char))
{
/* add the size of the current variable */
RtlInitAnsiString(&strEnvVar, pcScan);
nEnvLen += pRtlMbStringToUnicodeSize(&strEnvVar) + sizeof(WCHAR);
}
/* add the size of the final NUL character */
nEnvLen += sizeof(WCHAR);
/* environment too large */
if(nEnvLen > ~((USHORT)0))
{
SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
/* allocate the Unicode environment */
pwcEnv = (PWCHAR)RtlAllocateHeap(GetProcessHeap(), HEAP_ZERO_MEMORY, nEnvLen);
/* failure */
if(pwcEnv == NULL)
{
SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
wstrEnvVar.Buffer = pwcEnv;
wstrEnvVar.Length = 0;
wstrEnvVar.MaximumLength = nEnvLen;
/* scan the environment to convert it */
for(pcScan = lpEnvironment; *pcScan; pcScan += strEnvVar.Length + sizeof(char))
{
/* convert the current variable */
RtlInitAnsiString(&strEnvVar, pcScan);
K32MbStrToWcStr(pTrue, &wstrEnvVar, &strEnvVar, FALSE);
/* advance the buffer to the next variable */
wstrEnvVar.Buffer += (wstrEnvVar.Length / sizeof(WCHAR) + 1);
wstrEnvVar.MaximumLength -= (wstrEnvVar.Length + sizeof(WCHAR));
wstrEnvVar.Length = 0;
}
/* final NUL character */
wstrEnvVar.Buffer[0] = 0;
}
/* convert the strings */
RtlInitAnsiString(&strCommandLine, lpCommandLine);
RtlInitAnsiString(&strApplicationName, (LPSTR)lpApplicationName);
RtlInitAnsiString(&strCurrentDirectory, (LPSTR)lpCurrentDirectory);
RtlInitAnsiString(&strReserved, (LPSTR)lpStartupInfo->lpReserved);
RtlInitAnsiString(&strDesktop, (LPSTR)lpStartupInfo->lpDesktop);
RtlInitAnsiString(&strTitle, (LPSTR)lpStartupInfo->lpTitle);
K32MbStrToWcStr(pTrue, &wstrCommandLine, &strCommandLine, TRUE);
K32MbStrToWcStr(pTrue, &wstrApplicationName, &strApplicationName, TRUE);
K32MbStrToWcStr(pTrue, &wstrCurrentDirectory, &strCurrentDirectory, TRUE);
K32MbStrToWcStr(pTrue, &wstrReserved, &strReserved, TRUE);
K32MbStrToWcStr(pTrue, &wstrDesktop, &strDesktop, TRUE);
K32MbStrToWcStr(pTrue, &wstrTitle, &strTitle, TRUE);
/* convert the startup information */
memcpy(&wsiStartupInfo, lpStartupInfo, sizeof(wsiStartupInfo));
wsiStartupInfo.lpReserved = wstrReserved.Buffer;
wsiStartupInfo.lpDesktop = wstrDesktop.Buffer;
wsiStartupInfo.lpTitle = wstrTitle.Buffer;
DPRINT("wstrApplicationName %wZ\n", &wstrApplicationName);
DPRINT("wstrCommandLine %wZ\n", &wstrCommandLine);
DPRINT("wstrCurrentDirectory %wZ\n", &wstrCurrentDirectory);
DPRINT("wstrReserved %wZ\n", &wstrReserved);
DPRINT("wstrDesktop %wZ\n", &wstrDesktop);
DPRINT("wstrTitle %wZ\n", &wstrTitle);
DPRINT("wstrApplicationName.Buffer %p\n", wstrApplicationName.Buffer);
DPRINT("wstrCommandLine.Buffer %p\n", wstrCommandLine.Buffer);
DPRINT("wstrCurrentDirectory.Buffer %p\n", wstrCurrentDirectory.Buffer);
DPRINT("wstrReserved.Buffer %p\n", wstrReserved.Buffer);
DPRINT("wstrDesktop.Buffer %p\n", wstrDesktop.Buffer);
DPRINT("wstrTitle.Buffer %p\n", wstrTitle.Buffer);
DPRINT("sizeof(STARTUPINFOA) %lu\n", sizeof(STARTUPINFOA));
DPRINT("sizeof(STARTUPINFOW) %lu\n", sizeof(STARTUPINFOW));
/* call the Unicode function */
bRetVal = CreateProcessW
(
wstrApplicationName.Buffer,
wstrCommandLine.Buffer,
lpProcessAttributes,
lpThreadAttributes,
bInheritHandles,
dwCreationFlags,
dwCreationFlags & CREATE_UNICODE_ENVIRONMENT ? lpEnvironment : pwcEnv,
wstrCurrentDirectory.Buffer,
&wsiStartupInfo,
lpProcessInformation
);
RtlFreeUnicodeString(&wstrApplicationName);
RtlFreeUnicodeString(&wstrCommandLine);
RtlFreeUnicodeString(&wstrCurrentDirectory);
RtlFreeUnicodeString(&wstrReserved);
RtlFreeUnicodeString(&wstrDesktop);
RtlFreeUnicodeString(&wstrTitle);
RtlFreeHeap(GetProcessHeap(), 0, pwcEnv);
return bRetVal;
}
static int _except_recursion_trap = 0;
struct _CONTEXT;
struct __EXCEPTION_RECORD;
static
EXCEPTION_DISPOSITION
__cdecl
_except_handler(
struct _EXCEPTION_RECORD *ExceptionRecord,
void * EstablisherFrame,
struct _CONTEXT *ContextRecord,
void * DispatcherContext )
{
DPRINT1("Process terminated abnormally due to unhandled exception\n");
if (3 < ++_except_recursion_trap)
{
DPRINT1("_except_handler(...) appears to be recursing.\n");
DPRINT1("Process HALTED.\n");
for (;;)
{
}
}
if (/* FIXME: */ TRUE) /* Not a service */
{
DPRINT(" calling ExitProcess(0) no, lets try ExitThread . . .\n");
/* ExitProcess(0); */
ExitThread(0);
}
else
{
DPRINT(" calling ExitThread(0) . . .\n");
ExitThread(0);
}
DPRINT1(" We should not get to here !!!\n");
/* We should not get to here */
return ExceptionContinueSearch;
}
VOID STDCALL
BaseProcessStart(LPTHREAD_START_ROUTINE lpStartAddress,
DWORD lpParameter)
{
UINT uExitCode = 0;
DPRINT("BaseProcessStart(..) - setting up exception frame.\n");
__try1(_except_handler)
{
uExitCode = (lpStartAddress)((PVOID)lpParameter);
} __except1
{
}
DPRINT("BaseProcessStart(..) - cleaned up exception frame.\n");
ExitThread(uExitCode);
}
HANDLE STDCALL KlCreateFirstThread
(
HANDLE ProcessHandle,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
PSECTION_IMAGE_INFORMATION Sii,
LPTHREAD_START_ROUTINE lpStartAddress,
DWORD dwCreationFlags,
LPDWORD lpThreadId
)
{
OBJECT_ATTRIBUTES oaThreadAttribs;
CLIENT_ID cidClientId;
PVOID pTrueStartAddress;
NTSTATUS nErrCode;
HANDLE hThread;
/* convert the thread attributes */
RtlRosR32AttribsToNativeAttribs(&oaThreadAttribs, lpThreadAttributes);
/* native image */
if(Sii->Subsystem != IMAGE_SUBSYSTEM_NATIVE)
pTrueStartAddress = (PVOID)BaseProcessStart;
/* Win32 image */
else
pTrueStartAddress = (PVOID)RtlBaseProcessStartRoutine;
DPRINT
(
"RtlRosCreateUserThreadVa\n"
"(\n"
" ProcessHandle %p,\n"
" ObjectAttributes %p,\n"
" CreateSuspended %d,\n"
" StackZeroBits %d,\n"
" StackReserve %lu,\n"
" StackCommit %lu,\n"
" StartAddress %p,\n"
" ThreadHandle %p,\n"
" ClientId %p,\n"
" ParameterCount %u,\n"
" Parameters[0] %p,\n"
" Parameters[1] %p\n"
")\n",
ProcessHandle,
&oaThreadAttribs,
dwCreationFlags & CREATE_SUSPENDED,
0,
Sii->StackReserve,
Sii->StackCommit,
pTrueStartAddress,
&hThread,
&cidClientId,
2,
lpStartAddress,
PEB_BASE
);
/* create the first thread */
nErrCode = RtlRosCreateUserThreadVa
(
ProcessHandle,
&oaThreadAttribs,
dwCreationFlags & CREATE_SUSPENDED,
0,
&(Sii->StackReserve),
&(Sii->StackCommit),
pTrueStartAddress,
&hThread,
&cidClientId,
2,
(ULONG_PTR)lpStartAddress,
(ULONG_PTR)PEB_BASE
);
/* failure */
if(!NT_SUCCESS(nErrCode))
{
SetLastErrorByStatus(nErrCode);
return NULL;
}
DPRINT
(
"StackReserve %p\n"
"StackCommit %p\n"
"ThreadHandle %p\n"
"ClientId.UniqueThread %p\n",
Sii->StackReserve,
Sii->StackCommit,
hThread,
cidClientId.UniqueThread
);
/* success */
if(lpThreadId) *lpThreadId = (DWORD)cidClientId.UniqueThread;
return hThread;
}
HANDLE KlMapFile(LPCWSTR lpApplicationName)
{
HANDLE hFile;
IO_STATUS_BLOCK IoStatusBlock;
UNICODE_STRING ApplicationNameString;
OBJECT_ATTRIBUTES ObjectAttributes;
PSECURITY_DESCRIPTOR SecurityDescriptor = NULL;
NTSTATUS Status;
HANDLE hSection;
hFile = NULL;
/*
* Find the application name
*/
if (!RtlDosPathNameToNtPathName_U ((LPWSTR)lpApplicationName,
&ApplicationNameString,
NULL,
NULL))
return NULL;
DPRINT("ApplicationName %S\n",ApplicationNameString.Buffer);
InitializeObjectAttributes(&ObjectAttributes,
&ApplicationNameString,
OBJ_CASE_INSENSITIVE,
NULL,
SecurityDescriptor);
/*
* Try to open the executable
*/
Status = NtOpenFile(&hFile,
SYNCHRONIZE|FILE_EXECUTE|FILE_READ_DATA,
&ObjectAttributes,
&IoStatusBlock,
FILE_SHARE_DELETE|FILE_SHARE_READ,
FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
RtlFreeUnicodeString (&ApplicationNameString);
if (!NT_SUCCESS(Status))
{
DPRINT("Failed to open file\n");
SetLastErrorByStatus (Status);
return(NULL);
}
Status = NtCreateSection(&hSection,
SECTION_ALL_ACCESS,
NULL,
NULL,
PAGE_EXECUTE,
SEC_IMAGE,
hFile);
NtClose(hFile);
if (!NT_SUCCESS(Status))
{
DPRINT("Failed to create section\n");
SetLastErrorByStatus (Status);
return(NULL);
}
return(hSection);
}
static NTSTATUS KlInitPeb
(
HANDLE ProcessHandle,
PRTL_USER_PROCESS_PARAMETERS Ppb,
PVOID * ImageBaseAddress
)
{
NTSTATUS Status;
PVOID PpbBase;
ULONG PpbSize;
ULONG BytesWritten;
ULONG Offset;
PVOID ParentEnv = NULL;
PVOID EnvPtr = NULL;
PWCHAR ptr;
ULONG EnvSize = 0, EnvSize1 = 0;
/* create the Environment */
if (Ppb->Environment != NULL)
{
ParentEnv = Ppb->Environment;
ptr = ParentEnv;
while (*ptr)
{
while(*ptr++);
}
ptr++;
EnvSize = (PVOID)ptr - ParentEnv;
}
else if (NtCurrentPeb()->ProcessParameters->Environment != NULL)
{
MEMORY_BASIC_INFORMATION MemInfo;
ParentEnv = NtCurrentPeb()->ProcessParameters->Environment;
Status = NtQueryVirtualMemory (NtCurrentProcess (),
ParentEnv,
MemoryBasicInformation,
&MemInfo,
sizeof(MEMORY_BASIC_INFORMATION),
NULL);
if (!NT_SUCCESS(Status))
{
return Status;
}
EnvSize = MemInfo.RegionSize;
}
DPRINT("EnvironmentSize %ld\n", EnvSize);
/* allocate and initialize new environment block */
if (EnvSize != 0)
{
EnvSize1 = EnvSize;
Status = NtAllocateVirtualMemory(ProcessHandle,
&EnvPtr,
0,
&EnvSize1,
MEM_RESERVE | MEM_COMMIT,
PAGE_READWRITE);
if (!NT_SUCCESS(Status))
{
return(Status);
}
NtWriteVirtualMemory(ProcessHandle,
EnvPtr,
ParentEnv,
EnvSize,
&BytesWritten);
}
/* create the PPB */
PpbBase = NULL;
PpbSize = Ppb->AllocationSize;
Status = NtAllocateVirtualMemory(ProcessHandle,
&PpbBase,
0,
&PpbSize,
MEM_RESERVE | MEM_COMMIT,
PAGE_READWRITE);
if (!NT_SUCCESS(Status))
{
return(Status);
}
//DPRINT("Ppb->MaximumLength %x\n", Ppb->MaximumLength);
NtWriteVirtualMemory(ProcessHandle,
PpbBase,
Ppb,
Ppb->AllocationSize,
&BytesWritten);
/* write pointer to environment */
Offset = FIELD_OFFSET(RTL_USER_PROCESS_PARAMETERS, Environment);
NtWriteVirtualMemory(ProcessHandle,
(PVOID)(PpbBase + Offset),
&EnvPtr,
sizeof(EnvPtr),
&BytesWritten);
/* write pointer to process parameter block */
Offset = FIELD_OFFSET(PEB, ProcessParameters);
NtWriteVirtualMemory(ProcessHandle,
(PVOID)(PEB_BASE + Offset),
&PpbBase,
sizeof(PpbBase),
&BytesWritten);
/* Read image base address. */
Offset = FIELD_OFFSET(PEB, ImageBaseAddress);
NtReadVirtualMemory(ProcessHandle,
(PVOID)(PEB_BASE + Offset),
ImageBaseAddress,
sizeof(PVOID),
&BytesWritten);
return(STATUS_SUCCESS);
}
/*
* @implemented
*/
WINBOOL STDCALL
CreateProcessW
(
LPCWSTR lpApplicationName,
LPWSTR lpCommandLine,
LPSECURITY_ATTRIBUTES lpProcessAttributes,
LPSECURITY_ATTRIBUTES lpThreadAttributes,
WINBOOL bInheritHandles,
DWORD dwCreationFlags,
LPVOID lpEnvironment,
LPCWSTR lpCurrentDirectory,
LPSTARTUPINFOW lpStartupInfo,
LPPROCESS_INFORMATION lpProcessInformation
)
{
HANDLE hSection, hProcess, hThread;
NTSTATUS Status;
LPTHREAD_START_ROUTINE lpStartAddress = NULL;
WCHAR ImagePathName[256];
UNICODE_STRING ImagePathName_U;
PROCESS_BASIC_INFORMATION ProcessBasicInfo;
ULONG retlen;
PRTL_USER_PROCESS_PARAMETERS Ppb;
UNICODE_STRING CommandLine_U;
CSRSS_API_REQUEST CsrRequest;
CSRSS_API_REPLY CsrReply;
CHAR ImageFileName[8];
PWCHAR s, e;
ULONG i, len;
ANSI_STRING ProcedureName;
UNICODE_STRING CurrentDirectory_U;
SECTION_IMAGE_INFORMATION Sii;
WCHAR TempCurrentDirectoryW[256];
WCHAR TempApplicationNameW[256];
WCHAR TempCommandLineNameW[256];
UNICODE_STRING RuntimeInfo_U;
PVOID ImageBaseAddress;
DPRINT("CreateProcessW(lpApplicationName '%S', lpCommandLine '%S')\n",
lpApplicationName, lpCommandLine);
if (lpApplicationName != NULL && lpApplicationName[0] != 0)
{
wcscpy (TempApplicationNameW, lpApplicationName);
i = wcslen(TempApplicationNameW);
if (TempApplicationNameW[i - 1] == L'.')
{
TempApplicationNameW[i - 1] = 0;
}
else
{
s = max(wcsrchr(TempApplicationNameW, L'\\'), wcsrchr(TempApplicationNameW, L'/'));
if (s == NULL)
{
s = TempApplicationNameW;
}
else
{
s++;
}
e = wcsrchr(s, L'.');
if (e == NULL)
{
wcscat(s, L".exe");
e = wcsrchr(s, L'.');
}
}
}
else if (lpCommandLine != NULL && lpCommandLine[0] != 0)
{
if (lpCommandLine[0] == L'"')
{
wcscpy(TempApplicationNameW, lpCommandLine + 1);
s = wcschr(TempApplicationNameW, L'"');
if (s == NULL)
{
return FALSE;
}
*s = 0;
}
else
{
wcscpy(TempApplicationNameW, lpCommandLine);
s = wcschr(TempApplicationNameW, L' ');
if (s != NULL)
{
*s = 0;
}
}
s = max(wcsrchr(TempApplicationNameW, L'\\'), wcsrchr(TempApplicationNameW, L'/'));
if (s == NULL)
{
s = TempApplicationNameW;
}
s = wcsrchr(s, L'.');
if (s == NULL)
wcscat(TempApplicationNameW, L".exe");
}
else
{
return FALSE;
}
DPRINT("CreateProcessW(lpApplicationName '%S', lpCommandLine '%S')\n",
lpApplicationName, lpCommandLine);
if (!SearchPathW(NULL, TempApplicationNameW, NULL, sizeof(ImagePathName)/sizeof(WCHAR), ImagePathName, &s))
{
return FALSE;
}
e = wcsrchr(s, L'.');
if (e != NULL && (!_wcsicmp(e, L".bat") || !_wcsicmp(e, L".cmd")))
{
// the command is a batch file
if (lpApplicationName != NULL && lpApplicationName[0])
{
// FIXME: use COMSPEC for the command interpreter
wcscpy(TempCommandLineNameW, L"cmd /c ");
wcscat(TempCommandLineNameW, lpApplicationName);
lpCommandLine = TempCommandLineNameW;
wcscpy(TempApplicationNameW, L"cmd.exe");
if (!SearchPathW(NULL, TempApplicationNameW, NULL, sizeof(ImagePathName)/sizeof(WCHAR), ImagePathName, &s))
{
return FALSE;
}
}
else
{
return FALSE;
}
}
/*
* Store the image file name for the process
*/
e = wcschr(s, L'.');
if (e != NULL)
{
*e = 0;
}
for (i = 0; i < 8; i++)
{
ImageFileName[i] = (CHAR)(s[i]);
}
if (e != NULL)
{
*e = '.';
}
/*
* Process the application name and command line
*/
RtlInitUnicodeString(&ImagePathName_U, ImagePathName);
RtlInitUnicodeString(&CommandLine_U, lpCommandLine);
DPRINT("ImagePathName_U %S\n", ImagePathName_U.Buffer);
DPRINT("CommandLine_U %S\n", CommandLine_U.Buffer);
/* Initialize the current directory string */
if (lpCurrentDirectory != NULL)
{
RtlInitUnicodeString(&CurrentDirectory_U,
lpCurrentDirectory);
}
else
{
GetCurrentDirectoryW(256, TempCurrentDirectoryW);
RtlInitUnicodeString(&CurrentDirectory_U,
TempCurrentDirectoryW);
}
/*
* Create a section for the executable
*/
hSection = KlMapFile (ImagePathName);
if (hSection == NULL)
{
/////////////////////////////////////////
/*
* Inspect the image to determine executable flavour
*/
IO_STATUS_BLOCK IoStatusBlock;
UNICODE_STRING ApplicationNameString;
OBJECT_ATTRIBUTES ObjectAttributes;
PSECURITY_DESCRIPTOR SecurityDescriptor = NULL;
IMAGE_DOS_HEADER DosHeader;
IO_STATUS_BLOCK Iosb;
LARGE_INTEGER Offset;
HANDLE hFile = NULL;
DPRINT("Inspecting Image Header for image type id\n");
// Find the application name
if (!RtlDosPathNameToNtPathName_U((LPWSTR)lpApplicationName,
&ApplicationNameString, NULL, NULL)) {
return FALSE;
}
DPRINT("ApplicationName %S\n",ApplicationNameString.Buffer);
InitializeObjectAttributes(&ObjectAttributes,
&ApplicationNameString,
OBJ_CASE_INSENSITIVE,
NULL,
SecurityDescriptor);
// Try to open the executable
Status = NtOpenFile(&hFile,
SYNCHRONIZE|FILE_EXECUTE|FILE_READ_DATA,
&ObjectAttributes,
&IoStatusBlock,
FILE_SHARE_DELETE|FILE_SHARE_READ,
FILE_SYNCHRONOUS_IO_NONALERT|FILE_NON_DIRECTORY_FILE);
RtlFreeUnicodeString(&ApplicationNameString);
if (!NT_SUCCESS(Status)) {
DPRINT("Failed to open file\n");
SetLastErrorByStatus(Status);
return FALSE;
}
// Read the dos header
Offset.QuadPart = 0;
Status = ZwReadFile(hFile,
NULL,
NULL,
NULL,
&Iosb,
&DosHeader,
sizeof(DosHeader),
&Offset,
0);
if (!NT_SUCCESS(Status)) {
DPRINT("Failed to read from file\n");
SetLastErrorByStatus(Status);
return FALSE;
}
if (Iosb.Information != sizeof(DosHeader)) {
DPRINT("Failed to read dos header from file\n");
SetLastErrorByStatus(STATUS_INVALID_IMAGE_FORMAT);
return FALSE;
}
// Check the DOS signature
if (DosHeader.e_magic != IMAGE_DOS_SIGNATURE) {
DPRINT("Failed dos magic check\n");
SetLastErrorByStatus(STATUS_INVALID_IMAGE_FORMAT);
return FALSE;
}
NtClose(hFile);
DPRINT("Launching VDM...\n");
return CreateProcessW(L"ntvdm.exe",
(LPWSTR)lpApplicationName,
lpProcessAttributes,
lpThreadAttributes,
bInheritHandles,
dwCreationFlags,
lpEnvironment,
lpCurrentDirectory,
lpStartupInfo,
lpProcessInformation);
}
/////////////////////////////////////////
/*
* Create a new process
*/
Status = NtCreateProcess(&hProcess,
PROCESS_ALL_ACCESS,
NULL,
NtCurrentProcess(),
bInheritHandles,
hSection,
NULL,
NULL);
if (lpStartupInfo)
{
if (lpStartupInfo->lpReserved2)
{
ULONG i, Count = *(ULONG*)lpStartupInfo->lpReserved2;
HANDLE * hFile;
HANDLE hTemp;
PRTL_USER_PROCESS_PARAMETERS CurrPpb = NtCurrentPeb()->ProcessParameters;
/* FIXME:
* ROUND_UP(xxx,2) + 2 is a dirty hack. RtlCreateProcessParameters assumes that
* the runtimeinfo is a unicode string and use RtlCopyUnicodeString for duplication.
* If is possible that this function overwrite the last information in runtimeinfo
* with the null terminator for the unicode string.
*/
RuntimeInfo_U.Length = RuntimeInfo_U.MaximumLength = ROUND_UP(lpStartupInfo->cbReserved2, 2) + 2;
RuntimeInfo_U.Buffer = RtlAllocateHeap(GetProcessHeap(), 0, RuntimeInfo_U.Length);
memcpy(RuntimeInfo_U.Buffer, lpStartupInfo->lpReserved2, lpStartupInfo->cbReserved2);
}
}
/*
* Create the PPB
*/
RtlCreateProcessParameters(&Ppb,
&ImagePathName_U,
NULL,
lpCurrentDirectory ? &CurrentDirectory_U : NULL,
&CommandLine_U,
lpEnvironment,
NULL,
NULL,
NULL,
lpStartupInfo && lpStartupInfo->lpReserved2 ? &RuntimeInfo_U : NULL);
if (lpStartupInfo && lpStartupInfo->lpReserved2)
RtlFreeHeap(GetProcessHeap(), 0, RuntimeInfo_U.Buffer);
/*
* Translate some handles for the new process
*/
if (Ppb->CurrentDirectoryHandle)
{
Status = NtDuplicateObject (NtCurrentProcess(),
Ppb->CurrentDirectoryHandle,
hProcess,
&Ppb->CurrentDirectoryHandle,
0,
TRUE,
DUPLICATE_SAME_ACCESS);
}
if (Ppb->hConsole)
{
Status = NtDuplicateObject (NtCurrentProcess(),
Ppb->hConsole,
hProcess,
&Ppb->hConsole,
0,
TRUE,
DUPLICATE_SAME_ACCESS);
}
/*
* Get some information about the executable
*/
Status = ZwQuerySection(hSection,
SectionImageInformation,
&Sii,
sizeof(Sii),
&i);
/*
* Close the section
*/
NtClose(hSection);
/*
* Get some information about the process
*/
NtQueryInformationProcess(hProcess,
ProcessBasicInformation,
&ProcessBasicInfo,
sizeof(ProcessBasicInfo),
&retlen);
DPRINT("ProcessBasicInfo.UniqueProcessId %d\n",
ProcessBasicInfo.UniqueProcessId);
lpProcessInformation->dwProcessId = ProcessBasicInfo.UniqueProcessId;
/*
* Tell the csrss server we are creating a new process
*/
CsrRequest.Type = CSRSS_CREATE_PROCESS;
CsrRequest.Data.CreateProcessRequest.NewProcessId =
ProcessBasicInfo.UniqueProcessId;
if (Sii.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_GUI)
{
/* Do not create a console for GUI applications */
dwCreationFlags &= ~CREATE_NEW_CONSOLE;
dwCreationFlags |= DETACHED_PROCESS;
}
CsrRequest.Data.CreateProcessRequest.Flags = dwCreationFlags;
CsrRequest.Data.CreateProcessRequest.CtrlDispatcher = ConsoleControlDispatcher;
Status = CsrClientCallServer(&CsrRequest,
&CsrReply,
sizeof(CSRSS_API_REQUEST),
sizeof(CSRSS_API_REPLY));
if (!NT_SUCCESS(Status) || !NT_SUCCESS(CsrReply.Status))
{
DbgPrint("Failed to tell csrss about new process. Expect trouble.\n");
}
// Set the child console handles
Ppb->hStdInput = NtCurrentPeb()->ProcessParameters->hStdInput;
Ppb->hStdOutput = NtCurrentPeb()->ProcessParameters->hStdOutput;
Ppb->hStdError = NtCurrentPeb()->ProcessParameters->hStdError;
if (lpStartupInfo && (lpStartupInfo->dwFlags & STARTF_USESTDHANDLES))
{
if (lpStartupInfo->hStdInput)
Ppb->hStdInput = lpStartupInfo->hStdInput;
if (lpStartupInfo->hStdOutput)
Ppb->hStdOutput = lpStartupInfo->hStdOutput;
if (lpStartupInfo->hStdError)
Ppb->hStdError = lpStartupInfo->hStdError;
}
if (IsConsoleHandle(Ppb->hStdInput))
{
Ppb->hStdInput = CsrReply.Data.CreateProcessReply.InputHandle;
}
else
{
DPRINT("Duplicate input handle\n");
Status = NtDuplicateObject (NtCurrentProcess(),
Ppb->hStdInput,
hProcess,
&Ppb->hStdInput,
0,
TRUE,
DUPLICATE_SAME_ACCESS);
if(!NT_SUCCESS(Status))
{
DPRINT("NtDuplicateObject failed, status %x\n", Status);
}
}
if (IsConsoleHandle(Ppb->hStdOutput))
{
Ppb->hStdOutput = CsrReply.Data.CreateProcessReply.OutputHandle;
}
else
{
DPRINT("Duplicate output handle\n");
Status = NtDuplicateObject (NtCurrentProcess(),
Ppb->hStdOutput,
hProcess,
&Ppb->hStdOutput,
0,
TRUE,
DUPLICATE_SAME_ACCESS);
if(!NT_SUCCESS(Status))
{
DPRINT("NtDuplicateObject failed, status %x\n", Status);
}
}
if (IsConsoleHandle(Ppb->hStdError))
{
CsrRequest.Type = CSRSS_DUPLICATE_HANDLE;
CsrRequest.Data.DuplicateHandleRequest.ProcessId = ProcessBasicInfo.UniqueProcessId;
CsrRequest.Data.DuplicateHandleRequest.Handle = CsrReply.Data.CreateProcessReply.OutputHandle;
Status = CsrClientCallServer(&CsrRequest,
&CsrReply,
sizeof(CSRSS_API_REQUEST),
sizeof(CSRSS_API_REPLY));
if (!NT_SUCCESS(Status) || !NT_SUCCESS(CsrReply.Status))
{
Ppb->hStdError = INVALID_HANDLE_VALUE;
}
else
{
Ppb->hStdError = CsrReply.Data.DuplicateHandleReply.Handle;
}
}
else
{
DPRINT("Duplicate error handle\n");
Status = NtDuplicateObject (NtCurrentProcess(),
Ppb->hStdError,
hProcess,
&Ppb->hStdError,
0,
TRUE,
DUPLICATE_SAME_ACCESS);
if(!NT_SUCCESS(Status))
{
DPRINT("NtDuplicateObject failed, status %x\n", Status);
}
}
/*
* Initialize some other fields in the PPB
*/
if (lpStartupInfo)
{
Ppb->dwFlags = lpStartupInfo->dwFlags;
if (Ppb->dwFlags & STARTF_USESHOWWINDOW)
{
Ppb->wShowWindow = lpStartupInfo->wShowWindow;
}
else
{
Ppb->wShowWindow = SW_SHOWDEFAULT;
}
Ppb->dwX = lpStartupInfo->dwX;
Ppb->dwY = lpStartupInfo->dwY;
Ppb->dwXSize = lpStartupInfo->dwXSize;
Ppb->dwYSize = lpStartupInfo->dwYSize;
Ppb->dwFillAttribute = lpStartupInfo->dwFillAttribute;
}
else
{
Ppb->Flags = 0;
}
/*
* Create Process Environment Block
*/
DPRINT("Creating peb\n");
KlInitPeb(hProcess, Ppb, &ImageBaseAddress);
RtlDestroyProcessParameters (Ppb);
Status = NtSetInformationProcess(hProcess,
ProcessImageFileName,
ImageFileName,
8);
/*
* Create the thread for the kernel
*/
DPRINT("Creating thread for process (EntryPoint = 0x%.08x)\n",
ImageBaseAddress + (ULONG)Sii.EntryPoint);
hThread = KlCreateFirstThread(hProcess,
lpThreadAttributes,
&Sii,
ImageBaseAddress + (ULONG)Sii.EntryPoint,
dwCreationFlags,
&lpProcessInformation->dwThreadId);
if (hThread == INVALID_HANDLE_VALUE)
{
return FALSE;
}
lpProcessInformation->hProcess = hProcess;
lpProcessInformation->hThread = hThread;
return TRUE;
}
/* EOF */
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