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wine-wine/dlls/ntdll/process.c

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/*
* 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 "config.h"
#include "wine/port.h"
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#ifdef HAVE_SYS_TIMES_H
# include <sys/times.h>
#endif
#include <sys/types.h>
#ifdef HAVE_SYS_WAIT_H
# include <sys/wait.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef __APPLE__
#include <CoreFoundation/CoreFoundation.h>
#include <pthread.h>
#endif
#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"
#include "wine/server.h"
#ifdef HAVE_MACH_MACH_H
#include <mach/mach.h>
#endif
WINE_DEFAULT_DEBUG_CHANNEL(process);
static const BOOL is_win64 = (sizeof(void *) > sizeof(int));
/*
* Process object
*/
/******************************************************************************
* NtTerminateProcess [NTDLL.@]
*
* Native applications must kill themselves when done
*/
NTSTATUS WINAPI NtTerminateProcess( HANDLE handle, LONG exit_code )
{
return unix_funcs->NtTerminateProcess( handle, exit_code );
}
/******************************************************************************
* RtlGetCurrentPeb [NTDLL.@]
*
*/
PEB * WINAPI RtlGetCurrentPeb(void)
{
return NtCurrentTeb()->Peb;
}
/***********************************************************************
* __wine_make_process_system (NTDLL.@)
*
* Mark the current process as a system process.
* Returns the event that is signaled when all non-system processes have exited.
*/
HANDLE CDECL __wine_make_process_system(void)
{
HANDLE ret = 0;
SERVER_START_REQ( make_process_system )
{
if (!wine_server_call( req )) ret = wine_server_ptr_handle( reply->event );
}
SERVER_END_REQ;
return ret;
}
ULONG_PTR get_system_affinity_mask(void)
{
ULONG num_cpus = NtCurrentTeb()->Peb->NumberOfProcessors;
if (num_cpus >= sizeof(ULONG_PTR) * 8) return ~(ULONG_PTR)0;
return ((ULONG_PTR)1 << num_cpus) - 1;
}
/******************************************************************************
* NtQueryInformationProcess [NTDLL.@]
* ZwQueryInformationProcess [NTDLL.@]
*
*/
NTSTATUS WINAPI NtQueryInformationProcess( HANDLE handle, PROCESSINFOCLASS class, void *info,
ULONG size, ULONG *ret_len )
{
return unix_funcs->NtQueryInformationProcess( handle, class, info, size, ret_len );
}
/******************************************************************************
* NtSetInformationProcess [NTDLL.@]
* ZwSetInformationProcess [NTDLL.@]
*/
NTSTATUS WINAPI NtSetInformationProcess( HANDLE handle, PROCESSINFOCLASS class, void *info, ULONG size )
{
return unix_funcs->NtSetInformationProcess( handle, class, info, size );
}
/******************************************************************************
* NtFlushInstructionCache [NTDLL.@]
* ZwFlushInstructionCache [NTDLL.@]
*/
NTSTATUS WINAPI NtFlushInstructionCache( HANDLE handle, const void *addr, SIZE_T size )
{
#if defined(__x86_64__) || defined(__i386__)
/* no-op */
#elif defined(HAVE___CLEAR_CACHE)
if (handle == GetCurrentProcess())
{
__clear_cache( (char *)addr, (char *)addr + size );
}
else
{
static int once;
if (!once++) FIXME( "%p %p %ld other process not supported\n", handle, addr, size );
}
#else
static int once;
if (!once++) FIXME( "%p %p %ld\n", handle, addr, size );
#endif
return STATUS_SUCCESS;
}
/**********************************************************************
* NtFlushProcessWriteBuffers [NTDLL.@]
*/
void WINAPI NtFlushProcessWriteBuffers(void)
{
static int once = 0;
if (!once++) FIXME( "stub\n" );
}
/******************************************************************
* NtOpenProcess [NTDLL.@]
* ZwOpenProcess [NTDLL.@]
*/
NTSTATUS WINAPI NtOpenProcess(PHANDLE handle, ACCESS_MASK access,
const OBJECT_ATTRIBUTES* attr, const CLIENT_ID* cid)
{
NTSTATUS status;
SERVER_START_REQ( open_process )
{
req->pid = HandleToULong(cid->UniqueProcess);
req->access = access;
req->attributes = attr ? attr->Attributes : 0;
status = wine_server_call( req );
if (!status) *handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
return status;
}
/******************************************************************************
* NtResumeProcess
* ZwResumeProcess
*/
NTSTATUS WINAPI NtResumeProcess( HANDLE handle )
{
NTSTATUS ret;
SERVER_START_REQ( resume_process )
{
req->handle = wine_server_obj_handle( handle );
ret = wine_server_call( req );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtSuspendProcess
* ZwSuspendProcess
*/
NTSTATUS WINAPI NtSuspendProcess( HANDLE handle )
{
NTSTATUS ret;
SERVER_START_REQ( suspend_process )
{
req->handle = wine_server_obj_handle( handle );
ret = wine_server_call( req );
}
SERVER_END_REQ;
return ret;
}
/***************************************************************************
* is_builtin_path
*/
static BOOL is_builtin_path( UNICODE_STRING *path, BOOL *is_64bit )
{
static const WCHAR systemW[] = {'\\','?','?','\\','c',':','\\','w','i','n','d','o','w','s','\\',
's','y','s','t','e','m','3','2','\\'};
static const WCHAR wow64W[] = {'\\','?','?','\\','c',':','\\','w','i','n','d','o','w','s','\\',
's','y','s','w','o','w','6','4'};
*is_64bit = is_win64;
if (path->Length > sizeof(systemW) && !wcsnicmp( path->Buffer, systemW, ARRAY_SIZE(systemW) ))
{
if (is_wow64 && !ntdll_get_thread_data()->wow64_redir) *is_64bit = TRUE;
return TRUE;
}
if ((is_win64 || is_wow64) && path->Length > sizeof(wow64W) &&
!wcsnicmp( path->Buffer, wow64W, ARRAY_SIZE(wow64W) ))
{
*is_64bit = FALSE;
return TRUE;
}
return FALSE;
}
/***********************************************************************
* get_so_file_info
*/
static BOOL get_so_file_info( HANDLE handle, pe_image_info_t *info )
{
union
{
struct
{
unsigned char magic[4];
unsigned char class;
unsigned char data;
unsigned char version;
unsigned char ignored1[9];
unsigned short type;
unsigned short machine;
unsigned char ignored2[8];
unsigned int phoff;
unsigned char ignored3[12];
unsigned short phnum;
} elf;
struct
{
unsigned char magic[4];
unsigned char class;
unsigned char data;
unsigned char ignored1[10];
unsigned short type;
unsigned short machine;
unsigned char ignored2[12];
unsigned __int64 phoff;
unsigned char ignored3[16];
unsigned short phnum;
} elf64;
struct
{
unsigned int magic;
unsigned int cputype;
unsigned int cpusubtype;
unsigned int filetype;
} macho;
IMAGE_DOS_HEADER mz;
} header;
IO_STATUS_BLOCK io;
LARGE_INTEGER offset;
offset.QuadPart = 0;
if (NtReadFile( handle, 0, NULL, NULL, &io, &header, sizeof(header), &offset, 0 )) return FALSE;
if (io.Information != sizeof(header)) return FALSE;
if (!memcmp( header.elf.magic, "\177ELF", 4 ))
{
unsigned int type;
unsigned short phnum;
if (header.elf.version != 1 /* EV_CURRENT */) return FALSE;
#ifdef WORDS_BIGENDIAN
if (header.elf.data != 2 /* ELFDATA2MSB */) return FALSE;
#else
if (header.elf.data != 1 /* ELFDATA2LSB */) return FALSE;
#endif
switch (header.elf.machine)
{
case 3: info->cpu = CPU_x86; break;
case 40: info->cpu = CPU_ARM; break;
case 62: info->cpu = CPU_x86_64; break;
case 183: info->cpu = CPU_ARM64; break;
}
if (header.elf.type != 3 /* ET_DYN */) return FALSE;
if (header.elf.class == 2 /* ELFCLASS64 */)
{
offset.QuadPart = header.elf64.phoff;
phnum = header.elf64.phnum;
}
else
{
offset.QuadPart = header.elf.phoff;
phnum = header.elf.phnum;
}
while (phnum--)
{
if (NtReadFile( handle, 0, NULL, NULL, &io, &type, sizeof(type), &offset, 0 )) return FALSE;
if (io.Information < sizeof(type)) return FALSE;
if (type == 3 /* PT_INTERP */) return FALSE;
offset.QuadPart += (header.elf.class == 2) ? 56 : 32;
}
return TRUE;
}
else if (header.macho.magic == 0xfeedface || header.macho.magic == 0xfeedfacf)
{
switch (header.macho.cputype)
{
case 0x00000007: info->cpu = CPU_x86; break;
case 0x01000007: info->cpu = CPU_x86_64; break;
case 0x0000000c: info->cpu = CPU_ARM; break;
case 0x0100000c: info->cpu = CPU_ARM64; break;
}
if (header.macho.filetype == 8) return TRUE;
}
return FALSE;
}
/***********************************************************************
* get_pe_file_info
*/
static NTSTATUS get_pe_file_info( UNICODE_STRING *path, ULONG attributes,
HANDLE *handle, pe_image_info_t *info )
{
NTSTATUS status;
HANDLE mapping;
OBJECT_ATTRIBUTES attr;
IO_STATUS_BLOCK io;
memset( info, 0, sizeof(*info) );
InitializeObjectAttributes( &attr, path, attributes, 0, 0 );
if ((status = NtOpenFile( handle, GENERIC_READ, &attr, &io,
FILE_SHARE_READ | FILE_SHARE_DELETE, FILE_SYNCHRONOUS_IO_NONALERT )))
{
BOOL is_64bit;
if (is_builtin_path( path, &is_64bit ))
{
TRACE( "assuming %u-bit builtin for %s\n", is_64bit ? 64 : 32, debugstr_us(path));
/* assume current arch */
#if defined(__i386__) || defined(__x86_64__)
info->cpu = is_64bit ? CPU_x86_64 : CPU_x86;
#elif defined(__arm__)
info->cpu = CPU_ARM;
#elif defined(__aarch64__)
info->cpu = CPU_ARM64;
#endif
*handle = 0;
return STATUS_SUCCESS;
}
return status;
}
if (!(status = NtCreateSection( &mapping, STANDARD_RIGHTS_REQUIRED | SECTION_QUERY |
SECTION_MAP_READ | SECTION_MAP_EXECUTE,
NULL, NULL, PAGE_EXECUTE_READ, SEC_IMAGE, *handle )))
{
SERVER_START_REQ( get_mapping_info )
{
req->handle = wine_server_obj_handle( mapping );
req->access = SECTION_QUERY;
wine_server_set_reply( req, info, sizeof(*info) );
status = wine_server_call( req );
}
SERVER_END_REQ;
NtClose( mapping );
}
else if (status == STATUS_INVALID_IMAGE_NOT_MZ)
{
if (get_so_file_info( *handle, info )) return STATUS_SUCCESS;
}
return status;
}
/***********************************************************************
* restart_process
*/
NTSTATUS restart_process( RTL_USER_PROCESS_PARAMETERS *params, NTSTATUS status )
{
static const WCHAR argsW[] = {'%','s','%','s',' ','-','-','a','p','p','-','n','a','m','e',' ','"','%','s','"',' ','%','s',0};
static const WCHAR winevdm[] = {'w','i','n','e','v','d','m','.','e','x','e',0};
static const WCHAR comW[] = {'.','c','o','m',0};
static const WCHAR pifW[] = {'.','p','i','f',0};
WCHAR *p, *cmdline;
UNICODE_STRING strW;
pe_image_info_t pe_info;
HANDLE handle;
/* check for .com or .pif extension */
if (status == STATUS_INVALID_IMAGE_NOT_MZ &&
(p = wcsrchr( params->ImagePathName.Buffer, '.' )) &&
(!wcsicmp( p, comW ) || !wcsicmp( p, pifW )))
status = STATUS_INVALID_IMAGE_WIN_16;
switch (status)
{
case STATUS_CONFLICTING_ADDRESSES:
case STATUS_NO_MEMORY:
case STATUS_INVALID_IMAGE_FORMAT:
case STATUS_INVALID_IMAGE_NOT_MZ:
if (getenv( "WINEPRELOADRESERVE" ))
return status;
if ((status = RtlDosPathNameToNtPathName_U_WithStatus( params->ImagePathName.Buffer, &strW,
NULL, NULL )))
return status;
if ((status = get_pe_file_info( &strW, OBJ_CASE_INSENSITIVE, &handle, &pe_info )))
return status;
strW = params->CommandLine;
break;
case STATUS_INVALID_IMAGE_WIN_16:
case STATUS_INVALID_IMAGE_NE_FORMAT:
case STATUS_INVALID_IMAGE_PROTECT:
cmdline = RtlAllocateHeap( GetProcessHeap(), 0,
(wcslen(system_dir) + wcslen(winevdm) + 16 +
wcslen(params->ImagePathName.Buffer) +
wcslen(params->CommandLine.Buffer)) * sizeof(WCHAR));
if (!cmdline) return STATUS_NO_MEMORY;
NTDLL_swprintf( cmdline, argsW, (is_win64 || is_wow64) ? syswow64_dir : system_dir,
winevdm, params->ImagePathName.Buffer, params->CommandLine.Buffer );
RtlInitUnicodeString( &strW, cmdline );
memset( &pe_info, 0, sizeof(pe_info) );
pe_info.cpu = CPU_x86;
break;
default:
return status;
}
return unix_funcs->exec_process( &strW, &pe_info );
}
/**********************************************************************
* NtCreateUserProcess (NTDLL.@)
*/
NTSTATUS WINAPI NtCreateUserProcess( HANDLE *process_handle_ptr, HANDLE *thread_handle_ptr,
ACCESS_MASK process_access, ACCESS_MASK thread_access,
OBJECT_ATTRIBUTES *process_attr, OBJECT_ATTRIBUTES *thread_attr,
ULONG process_flags, ULONG thread_flags,
RTL_USER_PROCESS_PARAMETERS *params, PS_CREATE_INFO *info,
PS_ATTRIBUTE_LIST *attr )
{
return unix_funcs->NtCreateUserProcess( process_handle_ptr, thread_handle_ptr,
process_access, thread_access,
process_attr, thread_attr,
process_flags, thread_flags,
params, info, attr );
}
/**********************************************************************
* 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 exception,
RTL_USER_PROCESS_INFORMATION *info )
{
OBJECT_ATTRIBUTES process_attr, thread_attr;
PS_CREATE_INFO create_info;
ULONG_PTR buffer[offsetof( PS_ATTRIBUTE_LIST, Attributes[5] ) / 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++;
}
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 );
}
/***********************************************************************
* 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 );
}
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