Sweden-Number/dlls/ntdll/process.c

181 lines
5.9 KiB
C

/*
* NT process handling
*
* Copyright 1996-1998 Marcus Meissner
* Copyright 2018 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "wine/debug.h"
#include "windef.h"
#include "winternl.h"
#include "ntdll_misc.h"
#include "wine/exception.h"
WINE_DEFAULT_DEBUG_CHANNEL(process);
/******************************************************************************
* RtlGetCurrentPeb [NTDLL.@]
*
*/
PEB * WINAPI RtlGetCurrentPeb(void)
{
return NtCurrentTeb()->Peb;
}
/**********************************************************************
* RtlCreateUserProcess (NTDLL.@)
*/
NTSTATUS WINAPI RtlCreateUserProcess( UNICODE_STRING *path, ULONG attributes,
RTL_USER_PROCESS_PARAMETERS *params,
SECURITY_DESCRIPTOR *process_descr,
SECURITY_DESCRIPTOR *thread_descr,
HANDLE parent, BOOLEAN inherit, HANDLE debug, HANDLE token,
RTL_USER_PROCESS_INFORMATION *info )
{
OBJECT_ATTRIBUTES process_attr, thread_attr;
PS_CREATE_INFO create_info;
ULONG_PTR buffer[offsetof( PS_ATTRIBUTE_LIST, Attributes[6] ) / sizeof(ULONG_PTR)];
PS_ATTRIBUTE_LIST *attr = (PS_ATTRIBUTE_LIST *)buffer;
UINT pos = 0;
RtlNormalizeProcessParams( params );
attr->Attributes[pos].Attribute = PS_ATTRIBUTE_IMAGE_NAME;
attr->Attributes[pos].Size = path->Length;
attr->Attributes[pos].ValuePtr = path->Buffer;
attr->Attributes[pos].ReturnLength = NULL;
pos++;
attr->Attributes[pos].Attribute = PS_ATTRIBUTE_CLIENT_ID;
attr->Attributes[pos].Size = sizeof(info->ClientId);
attr->Attributes[pos].ValuePtr = &info->ClientId;
attr->Attributes[pos].ReturnLength = NULL;
pos++;
attr->Attributes[pos].Attribute = PS_ATTRIBUTE_IMAGE_INFO;
attr->Attributes[pos].Size = sizeof(info->ImageInformation);
attr->Attributes[pos].ValuePtr = &info->ImageInformation;
attr->Attributes[pos].ReturnLength = NULL;
pos++;
if (parent)
{
attr->Attributes[pos].Attribute = PS_ATTRIBUTE_PARENT_PROCESS;
attr->Attributes[pos].Size = sizeof(parent);
attr->Attributes[pos].ValuePtr = parent;
attr->Attributes[pos].ReturnLength = NULL;
pos++;
}
if (debug)
{
attr->Attributes[pos].Attribute = PS_ATTRIBUTE_DEBUG_PORT;
attr->Attributes[pos].Size = sizeof(debug);
attr->Attributes[pos].ValuePtr = debug;
attr->Attributes[pos].ReturnLength = NULL;
pos++;
}
if (token)
{
attr->Attributes[pos].Attribute = PS_ATTRIBUTE_TOKEN;
attr->Attributes[pos].Size = sizeof(token);
attr->Attributes[pos].ValuePtr = token;
attr->Attributes[pos].ReturnLength = NULL;
pos++;
}
attr->TotalLength = offsetof( PS_ATTRIBUTE_LIST, Attributes[pos] );
InitializeObjectAttributes( &process_attr, NULL, 0, NULL, process_descr );
InitializeObjectAttributes( &thread_attr, NULL, 0, NULL, thread_descr );
return NtCreateUserProcess( &info->Process, &info->Thread, PROCESS_ALL_ACCESS, THREAD_ALL_ACCESS,
&process_attr, &thread_attr,
inherit ? PROCESS_CREATE_FLAGS_INHERIT_HANDLES : 0,
THREAD_CREATE_FLAGS_CREATE_SUSPENDED, params,
&create_info, attr );
}
/***********************************************************************
* DbgUiGetThreadDebugObject (NTDLL.@)
*/
HANDLE WINAPI DbgUiGetThreadDebugObject(void)
{
return NtCurrentTeb()->DbgSsReserved[1];
}
/***********************************************************************
* DbgUiSetThreadDebugObject (NTDLL.@)
*/
void WINAPI DbgUiSetThreadDebugObject( HANDLE handle )
{
NtCurrentTeb()->DbgSsReserved[1] = handle;
}
/***********************************************************************
* DbgUiConnectToDbg (NTDLL.@)
*/
NTSTATUS WINAPI DbgUiConnectToDbg(void)
{
HANDLE handle;
NTSTATUS status;
OBJECT_ATTRIBUTES attr = { sizeof(attr) };
if (DbgUiGetThreadDebugObject()) return STATUS_SUCCESS; /* already connected */
status = NtCreateDebugObject( &handle, DEBUG_ALL_ACCESS, &attr, DEBUG_KILL_ON_CLOSE );
if (!status) DbgUiSetThreadDebugObject( handle );
return status;
}
/***********************************************************************
* DbgUiRemoteBreakin (NTDLL.@)
*/
void WINAPI DbgUiRemoteBreakin( void *arg )
{
TRACE( "\n" );
if (NtCurrentTeb()->Peb->BeingDebugged)
{
__TRY
{
DbgBreakPoint();
}
__EXCEPT_ALL
{
/* do nothing */
}
__ENDTRY
}
RtlExitUserThread( STATUS_SUCCESS );
}
/***********************************************************************
* DbgUiIssueRemoteBreakin (NTDLL.@)
*/
NTSTATUS WINAPI DbgUiIssueRemoteBreakin( HANDLE process )
{
return unix_funcs->DbgUiIssueRemoteBreakin( process );
}