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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
#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/library.h"
#include "wine/server.h"
#include "wine/unicode.h"
#ifdef HAVE_MACH_MACH_H
#include <mach/mach.h>
#endif
WINE_DEFAULT_DEBUG_CHANNEL(process);
static ULONG execute_flags = MEM_EXECUTE_OPTION_DISABLE | (sizeof(void *) > sizeof(int) ?
MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION |
MEM_EXECUTE_OPTION_PERMANENT : 0);
static const BOOL is_win64 = (sizeof(void *) > sizeof(int));
static const char * const cpu_names[] = { "x86", "x86_64", "PowerPC", "ARM", "ARM64" };
static inline BOOL is_64bit_arch( client_cpu_t cpu )
{
return (cpu == CPU_x86_64 || cpu == CPU_ARM64);
}
/*
* Process object
*/
/******************************************************************************
* NtTerminateProcess [NTDLL.@]
*
* Native applications must kill themselves when done
*/
NTSTATUS WINAPI NtTerminateProcess( HANDLE handle, LONG exit_code )
{
NTSTATUS ret;
BOOL self;
SERVER_START_REQ( terminate_process )
{
req->handle = wine_server_obj_handle( handle );
req->exit_code = exit_code;
ret = wine_server_call( req );
self = !ret && reply->self;
}
SERVER_END_REQ;
if (self && handle) _exit( get_unix_exit_code( exit_code ));
return ret;
}
/******************************************************************************
* 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;
}
static UINT process_error_mode;
#define UNIMPLEMENTED_INFO_CLASS(c) \
case c: \
FIXME("(process=%p) Unimplemented information class: " #c "\n", ProcessHandle); \
ret = STATUS_INVALID_INFO_CLASS; \
break
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;
}
#if defined(HAVE_MACH_MACH_H)
static void fill_VM_COUNTERS(VM_COUNTERS* pvmi)
{
#if defined(MACH_TASK_BASIC_INFO)
struct mach_task_basic_info info;
mach_msg_type_number_t infoCount = MACH_TASK_BASIC_INFO_COUNT;
if(task_info(mach_task_self(), MACH_TASK_BASIC_INFO, (task_info_t)&info, &infoCount) == KERN_SUCCESS)
{
pvmi->VirtualSize = info.resident_size + info.virtual_size;
pvmi->PagefileUsage = info.virtual_size;
pvmi->WorkingSetSize = info.resident_size;
pvmi->PeakWorkingSetSize = info.resident_size_max;
}
#endif
}
#elif defined(linux)
static void fill_VM_COUNTERS(VM_COUNTERS* pvmi)
{
FILE *f;
char line[256];
unsigned long value;
f = fopen("/proc/self/status", "r");
if (!f) return;
while (fgets(line, sizeof(line), f))
{
if (sscanf(line, "VmPeak: %lu", &value))
pvmi->PeakVirtualSize = (ULONG64)value * 1024;
else if (sscanf(line, "VmSize: %lu", &value))
pvmi->VirtualSize = (ULONG64)value * 1024;
else if (sscanf(line, "VmHWM: %lu", &value))
pvmi->PeakWorkingSetSize = (ULONG64)value * 1024;
else if (sscanf(line, "VmRSS: %lu", &value))
pvmi->WorkingSetSize = (ULONG64)value * 1024;
else if (sscanf(line, "RssAnon: %lu", &value))
pvmi->PagefileUsage += (ULONG64)value * 1024;
else if (sscanf(line, "VmSwap: %lu", &value))
pvmi->PagefileUsage += (ULONG64)value * 1024;
}
pvmi->PeakPagefileUsage = pvmi->PagefileUsage;
fclose(f);
}
#else
static void fill_VM_COUNTERS(VM_COUNTERS* pvmi)
{
/* FIXME : real data */
}
#endif
/******************************************************************************
* NtQueryInformationProcess [NTDLL.@]
* ZwQueryInformationProcess [NTDLL.@]
*
*/
NTSTATUS WINAPI NtQueryInformationProcess(
IN HANDLE ProcessHandle,
IN PROCESSINFOCLASS ProcessInformationClass,
OUT PVOID ProcessInformation,
IN ULONG ProcessInformationLength,
OUT PULONG ReturnLength)
{
NTSTATUS ret = STATUS_SUCCESS;
ULONG len = 0;
TRACE("(%p,0x%08x,%p,0x%08x,%p)\n",
ProcessHandle,ProcessInformationClass,
ProcessInformation,ProcessInformationLength,
ReturnLength);
switch (ProcessInformationClass)
{
UNIMPLEMENTED_INFO_CLASS(ProcessQuotaLimits);
UNIMPLEMENTED_INFO_CLASS(ProcessBasePriority);
UNIMPLEMENTED_INFO_CLASS(ProcessRaisePriority);
UNIMPLEMENTED_INFO_CLASS(ProcessExceptionPort);
UNIMPLEMENTED_INFO_CLASS(ProcessAccessToken);
UNIMPLEMENTED_INFO_CLASS(ProcessLdtInformation);
UNIMPLEMENTED_INFO_CLASS(ProcessLdtSize);
UNIMPLEMENTED_INFO_CLASS(ProcessIoPortHandlers);
UNIMPLEMENTED_INFO_CLASS(ProcessPooledUsageAndLimits);
UNIMPLEMENTED_INFO_CLASS(ProcessWorkingSetWatch);
UNIMPLEMENTED_INFO_CLASS(ProcessUserModeIOPL);
UNIMPLEMENTED_INFO_CLASS(ProcessEnableAlignmentFaultFixup);
UNIMPLEMENTED_INFO_CLASS(ProcessWx86Information);
UNIMPLEMENTED_INFO_CLASS(ProcessPriorityBoost);
UNIMPLEMENTED_INFO_CLASS(ProcessDeviceMap);
UNIMPLEMENTED_INFO_CLASS(ProcessSessionInformation);
UNIMPLEMENTED_INFO_CLASS(ProcessForegroundInformation);
UNIMPLEMENTED_INFO_CLASS(ProcessLUIDDeviceMapsEnabled);
UNIMPLEMENTED_INFO_CLASS(ProcessBreakOnTermination);
UNIMPLEMENTED_INFO_CLASS(ProcessHandleTracing);
case ProcessBasicInformation:
{
PROCESS_BASIC_INFORMATION pbi;
const ULONG_PTR affinity_mask = get_system_affinity_mask();
if (ProcessInformationLength >= sizeof(PROCESS_BASIC_INFORMATION))
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
SERVER_START_REQ(get_process_info)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
{
pbi.ExitStatus = reply->exit_code;
pbi.PebBaseAddress = wine_server_get_ptr( reply->peb );
pbi.AffinityMask = reply->affinity & affinity_mask;
pbi.BasePriority = reply->priority;
pbi.UniqueProcessId = reply->pid;
pbi.InheritedFromUniqueProcessId = reply->ppid;
}
}
SERVER_END_REQ;
memcpy(ProcessInformation, &pbi, sizeof(PROCESS_BASIC_INFORMATION));
len = sizeof(PROCESS_BASIC_INFORMATION);
}
if (ProcessInformationLength > sizeof(PROCESS_BASIC_INFORMATION))
ret = STATUS_INFO_LENGTH_MISMATCH;
}
else
{
len = sizeof(PROCESS_BASIC_INFORMATION);
ret = STATUS_INFO_LENGTH_MISMATCH;
}
}
break;
case ProcessIoCounters:
{
IO_COUNTERS pii;
if (ProcessInformationLength >= sizeof(IO_COUNTERS))
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
/* FIXME : real data */
memset(&pii, 0 , sizeof(IO_COUNTERS));
memcpy(ProcessInformation, &pii, sizeof(IO_COUNTERS));
len = sizeof(IO_COUNTERS);
}
if (ProcessInformationLength > sizeof(IO_COUNTERS))
ret = STATUS_INFO_LENGTH_MISMATCH;
}
else
{
len = sizeof(IO_COUNTERS);
ret = STATUS_INFO_LENGTH_MISMATCH;
}
}
break;
case ProcessVmCounters:
{
VM_COUNTERS pvmi;
/* older Windows versions don't have the PrivatePageCount field */
if (ProcessInformationLength >= FIELD_OFFSET(VM_COUNTERS,PrivatePageCount))
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else
{
memset(&pvmi, 0 , sizeof(VM_COUNTERS));
if (ProcessHandle == GetCurrentProcess())
fill_VM_COUNTERS(&pvmi);
else
{
SERVER_START_REQ(get_process_vm_counters)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if (!(ret = wine_server_call( req )))
{
pvmi.PeakVirtualSize = reply->peak_virtual_size;
pvmi.VirtualSize = reply->virtual_size;
pvmi.PeakWorkingSetSize = reply->peak_working_set_size;
pvmi.WorkingSetSize = reply->working_set_size;
pvmi.PagefileUsage = reply->pagefile_usage;
pvmi.PeakPagefileUsage = reply->peak_pagefile_usage;
}
}
SERVER_END_REQ;
if (ret) break;
}
len = ProcessInformationLength;
if (len != FIELD_OFFSET(VM_COUNTERS,PrivatePageCount)) len = sizeof(VM_COUNTERS);
memcpy(ProcessInformation, &pvmi, min(ProcessInformationLength,sizeof(VM_COUNTERS)));
}
if (ProcessInformationLength != FIELD_OFFSET(VM_COUNTERS,PrivatePageCount) &&
ProcessInformationLength != sizeof(VM_COUNTERS))
ret = STATUS_INFO_LENGTH_MISMATCH;
}
else
{
len = sizeof(pvmi);
ret = STATUS_INFO_LENGTH_MISMATCH;
}
}
break;
case ProcessTimes:
{
KERNEL_USER_TIMES pti;
if (ProcessInformationLength >= sizeof(KERNEL_USER_TIMES))
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
/* FIXME : User- and KernelTime have to be implemented */
memset(&pti, 0, sizeof(KERNEL_USER_TIMES));
SERVER_START_REQ(get_process_info)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
{
pti.CreateTime.QuadPart = reply->start_time;
pti.ExitTime.QuadPart = reply->end_time;
}
}
SERVER_END_REQ;
memcpy(ProcessInformation, &pti, sizeof(KERNEL_USER_TIMES));
len = sizeof(KERNEL_USER_TIMES);
}
if (ProcessInformationLength > sizeof(KERNEL_USER_TIMES))
ret = STATUS_INFO_LENGTH_MISMATCH;
}
else
{
len = sizeof(KERNEL_USER_TIMES);
ret = STATUS_INFO_LENGTH_MISMATCH;
}
}
break;
case ProcessDebugPort:
len = sizeof(DWORD_PTR);
if (ProcessInformationLength == len)
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
SERVER_START_REQ(get_process_info)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
{
*(DWORD_PTR *)ProcessInformation = reply->debugger_present ? ~(DWORD_PTR)0 : 0;
}
}
SERVER_END_REQ;
}
}
else
ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessDebugFlags:
len = sizeof(DWORD);
if (ProcessInformationLength == len)
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
SERVER_START_REQ(get_process_info)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
{
*(DWORD *)ProcessInformation = reply->debug_children;
}
}
SERVER_END_REQ;
}
}
else
ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessDefaultHardErrorMode:
len = sizeof(process_error_mode);
if (ProcessInformationLength == len)
memcpy(ProcessInformation, &process_error_mode, len);
else
ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessDebugObjectHandle:
/* "These are not the debuggers you are looking for." *
* set it to 0 aka "no debugger" to satisfy copy protections */
len = sizeof(HANDLE);
if (ProcessInformationLength == len)
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
memset(ProcessInformation, 0, ProcessInformationLength);
ret = STATUS_PORT_NOT_SET;
}
}
else
ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessHandleCount:
if (ProcessInformationLength >= 4)
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
memset(ProcessInformation, 0, 4);
len = 4;
}
if (ProcessInformationLength > 4)
ret = STATUS_INFO_LENGTH_MISMATCH;
}
else
{
len = 4;
ret = STATUS_INFO_LENGTH_MISMATCH;
}
break;
case ProcessAffinityMask:
len = sizeof(ULONG_PTR);
if (ProcessInformationLength == len)
{
const ULONG_PTR system_mask = get_system_affinity_mask();
SERVER_START_REQ(get_process_info)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if (!(ret = wine_server_call( req )))
*(ULONG_PTR *)ProcessInformation = reply->affinity & system_mask;
}
SERVER_END_REQ;
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessWow64Information:
len = sizeof(ULONG_PTR);
if (ProcessInformationLength != len) ret = STATUS_INFO_LENGTH_MISMATCH;
else if (!ProcessInformation) ret = STATUS_ACCESS_VIOLATION;
else if(!ProcessHandle) ret = STATUS_INVALID_HANDLE;
else
{
ULONG_PTR val = 0;
if (ProcessHandle == GetCurrentProcess()) val = is_wow64;
else if (server_cpus & ((1 << CPU_x86_64) | (1 << CPU_ARM64)))
{
SERVER_START_REQ( get_process_info )
{
req->handle = wine_server_obj_handle( ProcessHandle );
if (!(ret = wine_server_call( req )))
val = (reply->cpu != CPU_x86_64 && reply->cpu != CPU_ARM64);
}
SERVER_END_REQ;
}
*(ULONG_PTR *)ProcessInformation = val;
}
break;
case ProcessImageFileName:
/* FIXME: Should return a device path */
case ProcessImageFileNameWin32:
SERVER_START_REQ(get_dll_info)
{
UNICODE_STRING *image_file_name_str = ProcessInformation;
req->handle = wine_server_obj_handle( ProcessHandle );
req->base_address = 0; /* main module */
wine_server_set_reply( req, image_file_name_str ? image_file_name_str + 1 : NULL,
ProcessInformationLength > sizeof(UNICODE_STRING) ? ProcessInformationLength - sizeof(UNICODE_STRING) : 0 );
ret = wine_server_call( req );
if (ret == STATUS_BUFFER_TOO_SMALL) ret = STATUS_INFO_LENGTH_MISMATCH;
len = sizeof(UNICODE_STRING) + reply->filename_len;
if (ret == STATUS_SUCCESS)
{
image_file_name_str->MaximumLength = image_file_name_str->Length = reply->filename_len;
image_file_name_str->Buffer = (PWSTR)(image_file_name_str + 1);
}
}
SERVER_END_REQ;
break;
case ProcessExecuteFlags:
len = sizeof(ULONG);
if (ProcessInformationLength == len)
*(ULONG *)ProcessInformation = execute_flags;
else
ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessPriorityClass:
len = sizeof(PROCESS_PRIORITY_CLASS);
if (ProcessInformationLength == len)
{
if (!ProcessInformation)
ret = STATUS_ACCESS_VIOLATION;
else if (!ProcessHandle)
ret = STATUS_INVALID_HANDLE;
else
{
PROCESS_PRIORITY_CLASS *priority = ProcessInformation;
SERVER_START_REQ(get_process_info)
{
req->handle = wine_server_obj_handle( ProcessHandle );
if ((ret = wine_server_call( req )) == STATUS_SUCCESS)
{
priority->PriorityClass = reply->priority;
/* FIXME: Not yet supported by the wineserver */
priority->Foreground = FALSE;
}
}
SERVER_END_REQ;
}
}
else
ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessCookie:
FIXME("ProcessCookie (%p,%p,0x%08x,%p) stub\n",
ProcessHandle,ProcessInformation,
ProcessInformationLength,ReturnLength);
if(ProcessHandle == NtCurrentProcess())
{
len = sizeof(ULONG);
if (ProcessInformationLength == len)
*(ULONG *)ProcessInformation = 0;
else
ret = STATUS_INFO_LENGTH_MISMATCH;
}
else
ret = STATUS_INVALID_PARAMETER;
break;
default:
FIXME("(%p,info_class=%d,%p,0x%08x,%p) Unknown information class\n",
ProcessHandle,ProcessInformationClass,
ProcessInformation,ProcessInformationLength,
ReturnLength);
ret = STATUS_INVALID_INFO_CLASS;
break;
}
if (ReturnLength) *ReturnLength = len;
return ret;
}
/******************************************************************************
* NtSetInformationProcess [NTDLL.@]
* ZwSetInformationProcess [NTDLL.@]
*/
NTSTATUS WINAPI NtSetInformationProcess(
IN HANDLE ProcessHandle,
IN PROCESSINFOCLASS ProcessInformationClass,
IN PVOID ProcessInformation,
IN ULONG ProcessInformationLength)
{
NTSTATUS ret = STATUS_SUCCESS;
switch (ProcessInformationClass)
{
case ProcessDefaultHardErrorMode:
if (ProcessInformationLength != sizeof(UINT)) return STATUS_INVALID_PARAMETER;
process_error_mode = *(UINT *)ProcessInformation;
break;
case ProcessAffinityMask:
{
const ULONG_PTR system_mask = get_system_affinity_mask();
if (ProcessInformationLength != sizeof(DWORD_PTR)) return STATUS_INVALID_PARAMETER;
if (*(PDWORD_PTR)ProcessInformation & ~system_mask)
return STATUS_INVALID_PARAMETER;
if (!*(PDWORD_PTR)ProcessInformation)
return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_process_info )
{
req->handle = wine_server_obj_handle( ProcessHandle );
req->affinity = *(PDWORD_PTR)ProcessInformation;
req->mask = SET_PROCESS_INFO_AFFINITY;
ret = wine_server_call( req );
}
SERVER_END_REQ;
break;
}
case ProcessPriorityClass:
if (ProcessInformationLength != sizeof(PROCESS_PRIORITY_CLASS))
return STATUS_INVALID_PARAMETER;
else
{
PROCESS_PRIORITY_CLASS* ppc = ProcessInformation;
SERVER_START_REQ( set_process_info )
{
req->handle = wine_server_obj_handle( ProcessHandle );
/* FIXME Foreground isn't used */
req->priority = ppc->PriorityClass;
req->mask = SET_PROCESS_INFO_PRIORITY;
ret = wine_server_call( req );
}
SERVER_END_REQ;
}
break;
case ProcessExecuteFlags:
if (is_win64 || ProcessInformationLength != sizeof(ULONG))
return STATUS_INVALID_PARAMETER;
else if (execute_flags & MEM_EXECUTE_OPTION_PERMANENT)
return STATUS_ACCESS_DENIED;
else
{
BOOL enable;
switch (*(ULONG *)ProcessInformation & (MEM_EXECUTE_OPTION_ENABLE|MEM_EXECUTE_OPTION_DISABLE))
{
case MEM_EXECUTE_OPTION_ENABLE:
enable = TRUE;
break;
case MEM_EXECUTE_OPTION_DISABLE:
enable = FALSE;
break;
default:
return STATUS_INVALID_PARAMETER;
}
execute_flags = *(ULONG *)ProcessInformation;
VIRTUAL_SetForceExec( enable );
}
break;
default:
FIXME("(%p,0x%08x,%p,0x%08x) stub\n",
ProcessHandle,ProcessInformationClass,ProcessInformation,
ProcessInformationLength);
ret = STATUS_NOT_IMPLEMENTED;
break;
}
return ret;
}
/******************************************************************************
* 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;
}
/******************************************************************
* 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;
}
/***********************************************************************
* build_argv
*
* Build an argv array from a command-line.
* 'reserved' is the number of args to reserve before the first one.
*/
static char **build_argv( const UNICODE_STRING *cmdlineW, int reserved )
{
int argc;
char **argv;
char *arg, *s, *d, *cmdline;
int in_quotes, bcount, len;
len = ntdll_wcstoumbs( 0, cmdlineW->Buffer, cmdlineW->Length / sizeof(WCHAR), NULL, 0, NULL, NULL );
if (!(cmdline = RtlAllocateHeap( GetProcessHeap(), 0, len + 1 ))) return NULL;
ntdll_wcstoumbs( 0, cmdlineW->Buffer, cmdlineW->Length / sizeof(WCHAR), cmdline, len, NULL, NULL );
cmdline[len++] = 0;
argc = reserved + 1;
bcount = 0;
in_quotes = 0;
s = cmdline;
while (1)
{
if (*s == '\0' || ((*s == ' ' || *s == '\t') && !in_quotes))
{
/* space */
argc++;
/* skip the remaining spaces */
while (*s == ' ' || *s == '\t') s++;
if (*s == '\0') break;
bcount = 0;
continue;
}
else if (*s == '\\') bcount++; /* '\', count them */
else if ((*s == '"') && ((bcount & 1) == 0))
{
if (in_quotes && s[1] == '"') s++;
else
{
/* unescaped '"' */
in_quotes = !in_quotes;
bcount = 0;
}
}
else bcount = 0; /* a regular character */
s++;
}
if (!(argv = RtlAllocateHeap( GetProcessHeap(), 0, argc * sizeof(*argv) + len )))
{
RtlFreeHeap( GetProcessHeap(), 0, cmdline );
return NULL;
}
arg = d = s = (char *)(argv + argc);
memcpy( d, cmdline, len );
bcount = 0;
in_quotes = 0;
argc = reserved;
while (*s)
{
if ((*s == ' ' || *s == '\t') && !in_quotes)
{
/* Close the argument and copy it */
*d = 0;
argv[argc++] = arg;
/* skip the remaining spaces */
do
{
s++;
} while (*s == ' ' || *s == '\t');
/* Start with a new argument */
arg = d = s;
bcount = 0;
}
else if (*s == '\\')
{
*d++ = *s++;
bcount++;
}
else if (*s == '"')
{
if ((bcount & 1) == 0)
{
/* Preceded by an even number of '\', this is half that
* number of '\', plus a '"' which we discard.
*/
d -= bcount/2;
s++;
if (in_quotes && *s == '"')
{
*d++ = '"';
s++;
}
else in_quotes = !in_quotes;
}
else
{
/* Preceded by an odd number of '\', this is half that
* number of '\' followed by a '"'
*/
d = d - bcount / 2 - 1;
*d++ = '"';
s++;
}
bcount = 0;
}
else
{
/* a regular character */
*d++ = *s++;
bcount = 0;
}
}
if (*arg)
{
*d = '\0';
argv[argc++] = arg;
}
argv[argc] = NULL;
RtlFreeHeap( GetProcessHeap(), 0, cmdline );
return argv;
}
static inline const WCHAR *get_params_string( const RTL_USER_PROCESS_PARAMETERS *params,
const UNICODE_STRING *str )
{
if (params->Flags & PROCESS_PARAMS_FLAG_NORMALIZED) return str->Buffer;
return (const WCHAR *)((const char *)params + (UINT_PTR)str->Buffer);
}
static inline DWORD append_string( void **ptr, const RTL_USER_PROCESS_PARAMETERS *params,
const UNICODE_STRING *str )
{
const WCHAR *buffer = get_params_string( params, str );
memcpy( *ptr, buffer, str->Length );
*ptr = (WCHAR *)*ptr + str->Length / sizeof(WCHAR);
return str->Length;
}
/***********************************************************************
* create_startup_info
*/
static startup_info_t *create_startup_info( const RTL_USER_PROCESS_PARAMETERS *params, DWORD *info_size )
{
startup_info_t *info;
DWORD size;
void *ptr;
size = sizeof(*info);
size += params->CurrentDirectory.DosPath.Length;
size += params->DllPath.Length;
size += params->ImagePathName.Length;
size += params->CommandLine.Length;
size += params->WindowTitle.Length;
size += params->Desktop.Length;
size += params->ShellInfo.Length;
size += params->RuntimeInfo.Length;
size = (size + 1) & ~1;
*info_size = size;
if (!(info = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, size ))) return NULL;
info->debug_flags = params->DebugFlags;
info->console_flags = params->ConsoleFlags;
info->console = wine_server_obj_handle( params->ConsoleHandle );
info->hstdin = wine_server_obj_handle( params->hStdInput );
info->hstdout = wine_server_obj_handle( params->hStdOutput );
info->hstderr = wine_server_obj_handle( params->hStdError );
info->x = params->dwX;
info->y = params->dwY;
info->xsize = params->dwXSize;
info->ysize = params->dwYSize;
info->xchars = params->dwXCountChars;
info->ychars = params->dwYCountChars;
info->attribute = params->dwFillAttribute;
info->flags = params->dwFlags;
info->show = params->wShowWindow;
ptr = info + 1;
info->curdir_len = append_string( &ptr, params, &params->CurrentDirectory.DosPath );
info->dllpath_len = append_string( &ptr, params, &params->DllPath );
info->imagepath_len = append_string( &ptr, params, &params->ImagePathName );
info->cmdline_len = append_string( &ptr, params, &params->CommandLine );
info->title_len = append_string( &ptr, params, &params->WindowTitle );
info->desktop_len = append_string( &ptr, params, &params->Desktop );
info->shellinfo_len = append_string( &ptr, params, &params->ShellInfo );
info->runtime_len = append_string( &ptr, params, &params->RuntimeInfo );
return info;
}
/***********************************************************************
* get_alternate_loader
*
* Get the name of the alternate (32 or 64 bit) Wine loader.
*/
static const char *get_alternate_loader( char **ret_env )
{
char *env;
const char *loader = NULL;
const char *loader_env = getenv( "WINELOADER" );
*ret_env = NULL;
if (wine_get_build_dir()) loader = is_win64 ? "loader/wine" : "loader/wine64";
if (loader_env)
{
int len = strlen( loader_env );
if (!is_win64)
{
if (!(env = RtlAllocateHeap( GetProcessHeap(), 0, sizeof("WINELOADER=") + len + 2 ))) return NULL;
strcpy( env, "WINELOADER=" );
strcat( env, loader_env );
strcat( env, "64" );
}
else
{
if (!(env = RtlAllocateHeap( GetProcessHeap(), 0, sizeof("WINELOADER=") + len ))) return NULL;
strcpy( env, "WINELOADER=" );
strcat( env, loader_env );
len += sizeof("WINELOADER=") - 1;
if (!strcmp( env + len - 2, "64" )) env[len - 2] = 0;
}
if (!loader)
{
if ((loader = strrchr( env, '/' ))) loader++;
else loader = env;
}
*ret_env = env;
}
if (!loader) loader = is_win64 ? "wine" : "wine64";
return loader;
}
#ifdef __APPLE__
/***********************************************************************
* terminate_main_thread
*
* On some versions of Mac OS X, the execve system call fails with
* ENOTSUP if the process has multiple threads. Wine is always multi-
* threaded on Mac OS X because it specifically reserves the main thread
* for use by the system frameworks (see apple_main_thread() in
* libs/wine/loader.c). So, when we need to exec without first forking,
* we need to terminate the main thread first. We do this by installing
* a custom run loop source onto the main run loop and signaling it.
* The source's "perform" callback is pthread_exit and it will be
* executed on the main thread, terminating it.
*
* Returns TRUE if there's still hope the main thread has terminated or
* will soon. Return FALSE if we've given up.
*/
static BOOL terminate_main_thread(void)
{
static int delayms;
if (!delayms)
{
CFRunLoopSourceContext source_context = { 0 };
CFRunLoopSourceRef source;
source_context.perform = pthread_exit;
if (!(source = CFRunLoopSourceCreate( NULL, 0, &source_context )))
return FALSE;
CFRunLoopAddSource( CFRunLoopGetMain(), source, kCFRunLoopCommonModes );
CFRunLoopSourceSignal( source );
CFRunLoopWakeUp( CFRunLoopGetMain() );
CFRelease( source );
delayms = 20;
}
if (delayms > 1000)
return FALSE;
usleep(delayms * 1000);
delayms *= 2;
return TRUE;
}
#endif
/***********************************************************************
* set_stdio_fd
*/
static void set_stdio_fd( int stdin_fd, int stdout_fd )
{
int fd = -1;
if (stdin_fd == -1 || stdout_fd == -1)
{
fd = open( "/dev/null", O_RDWR );
if (stdin_fd == -1) stdin_fd = fd;
if (stdout_fd == -1) stdout_fd = fd;
}
dup2( stdin_fd, 0 );
dup2( stdout_fd, 1 );
if (fd != -1) close( fd );
}
/***********************************************************************
* spawn_loader
*/
static NTSTATUS spawn_loader( const RTL_USER_PROCESS_PARAMETERS *params, int socketfd,
const char *unixdir, char *winedebug, const pe_image_info_t *pe_info )
{
pid_t pid;
int stdin_fd = -1, stdout_fd = -1;
char *wineloader = NULL;
const char *loader = NULL;
char **argv;
NTSTATUS status = STATUS_SUCCESS;
argv = build_argv( &params->CommandLine, 1 );
if (!is_win64 ^ !is_64bit_arch( pe_info->cpu ))
loader = get_alternate_loader( &wineloader );
wine_server_handle_to_fd( params->hStdInput, FILE_READ_DATA, &stdin_fd, NULL );
wine_server_handle_to_fd( params->hStdOutput, FILE_WRITE_DATA, &stdout_fd, NULL );
if (!(pid = fork())) /* child */
{
if (!(pid = fork())) /* grandchild */
{
char preloader_reserve[64], socket_env[64];
ULONGLONG res_start = pe_info->base;
ULONGLONG res_end = pe_info->base + pe_info->map_size;
if (params->ConsoleFlags ||
params->ConsoleHandle == (HANDLE)1 /* KERNEL32_CONSOLE_ALLOC */ ||
(params->hStdInput == INVALID_HANDLE_VALUE && params->hStdOutput == INVALID_HANDLE_VALUE))
{
setsid();
set_stdio_fd( -1, -1 ); /* close stdin and stdout */
}
else set_stdio_fd( stdin_fd, stdout_fd );
if (stdin_fd != -1) close( stdin_fd );
if (stdout_fd != -1) close( stdout_fd );
/* Reset signals that we previously set to SIG_IGN */
signal( SIGPIPE, SIG_DFL );
sprintf( socket_env, "WINESERVERSOCKET=%u", socketfd );
sprintf( preloader_reserve, "WINEPRELOADRESERVE=%x%08x-%x%08x",
(ULONG)(res_start >> 32), (ULONG)res_start, (ULONG)(res_end >> 32), (ULONG)res_end );
putenv( preloader_reserve );
putenv( socket_env );
if (winedebug) putenv( winedebug );
if (wineloader) putenv( wineloader );
if (unixdir) chdir( unixdir );
if (argv) wine_exec_wine_binary( loader, argv, getenv("WINELOADER") );
_exit(1);
}
_exit(pid == -1);
}
if (pid != -1)
{
/* reap child */
pid_t wret;
do {
wret = waitpid(pid, NULL, 0);
} while (wret < 0 && errno == EINTR);
}
else status = FILE_GetNtStatus();
if (stdin_fd != -1) close( stdin_fd );
if (stdout_fd != -1) close( stdout_fd );
RtlFreeHeap( GetProcessHeap(), 0, wineloader );
RtlFreeHeap( GetProcessHeap(), 0, argv );
return status;
}
/***********************************************************************
* exec_loader
*/
static NTSTATUS exec_loader( const UNICODE_STRING *cmdline, int socketfd, const pe_image_info_t *pe_info )
{
char *wineloader = NULL;
const char *loader = NULL;
char **argv;
char preloader_reserve[64], socket_env[64];
ULONGLONG res_start = pe_info->base;
ULONGLONG res_end = pe_info->base + pe_info->map_size;
if (!(argv = build_argv( cmdline, 1 ))) return STATUS_NO_MEMORY;
if (!is_win64 ^ !is_64bit_arch( pe_info->cpu ))
loader = get_alternate_loader( &wineloader );
/* Reset signals that we previously set to SIG_IGN */
signal( SIGPIPE, SIG_DFL );
sprintf( socket_env, "WINESERVERSOCKET=%u", socketfd );
sprintf( preloader_reserve, "WINEPRELOADRESERVE=%x%08x-%x%08x",
(ULONG)(res_start >> 32), (ULONG)res_start, (ULONG)(res_end >> 32), (ULONG)res_end );
putenv( preloader_reserve );
putenv( socket_env );
if (wineloader) putenv( wineloader );
do
{
wine_exec_wine_binary( loader, argv, getenv("WINELOADER") );
}
#ifdef __APPLE__
while (errno == ENOTSUP && terminate_main_thread());
#else
while (0);
#endif
RtlFreeHeap( GetProcessHeap(), 0, wineloader );
RtlFreeHeap( GetProcessHeap(), 0, argv );
return STATUS_INVALID_IMAGE_FORMAT;
}
/***************************************************************************
* 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) && !strncmpiW( 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) &&
!strncmpiW( 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 20: info->cpu = CPU_POWERPC; 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;
case 0x00000012: info->cpu = CPU_POWERPC; 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(__powerpc__)
info->cpu = CPU_POWERPC;
#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;
}
/***********************************************************************
* get_env_size
*/
static ULONG get_env_size( const RTL_USER_PROCESS_PARAMETERS *params, char **winedebug )
{
WCHAR *ptr = params->Environment;
while (*ptr)
{
static const WCHAR WINEDEBUG[] = {'W','I','N','E','D','E','B','U','G','=',0};
if (!*winedebug && !strncmpW( ptr, WINEDEBUG, ARRAY_SIZE( WINEDEBUG ) - 1 ))
{
DWORD len = ntdll_wcstoumbs( 0, ptr, strlenW(ptr) + 1, NULL, 0, NULL, NULL );
if ((*winedebug = RtlAllocateHeap( GetProcessHeap(), 0, len )))
ntdll_wcstoumbs( 0, ptr, strlenW(ptr) + 1, *winedebug, len, NULL, NULL );
}
ptr += strlenW(ptr) + 1;
}
ptr++;
return (ptr - params->Environment) * sizeof(WCHAR);
}
/***********************************************************************
* get_unix_curdir
*/
static char *get_unix_curdir( const RTL_USER_PROCESS_PARAMETERS *params )
{
UNICODE_STRING nt_name;
ANSI_STRING unix_name;
NTSTATUS status;
if (!RtlDosPathNameToNtPathName_U( params->CurrentDirectory.DosPath.Buffer, &nt_name, NULL, NULL ))
return NULL;
status = wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN_IF, FALSE );
RtlFreeUnicodeString( &nt_name );
if (status && status != STATUS_NO_SUCH_FILE) return NULL;
return unix_name.Buffer;
}
/***********************************************************************
* fork_and_exec
*
* Fork and exec a new Unix binary, checking for errors.
*/
static NTSTATUS fork_and_exec( UNICODE_STRING *path, const RTL_USER_PROCESS_PARAMETERS *params )
{
pid_t pid;
int fd[2], stdin_fd = -1, stdout_fd = -1;
char **argv, **envp;
char *unixdir;
ANSI_STRING unix_name;
NTSTATUS status;
status = wine_nt_to_unix_file_name( path, &unix_name, FILE_OPEN, FALSE );
if (status) return status;
#ifdef HAVE_PIPE2
if (pipe2( fd, O_CLOEXEC ) == -1)
#endif
{
if (pipe(fd) == -1)
{
RtlFreeAnsiString( &unix_name );
return STATUS_TOO_MANY_OPENED_FILES;
}
fcntl( fd[0], F_SETFD, FD_CLOEXEC );
fcntl( fd[1], F_SETFD, FD_CLOEXEC );
}
wine_server_handle_to_fd( params->hStdInput, FILE_READ_DATA, &stdin_fd, NULL );
wine_server_handle_to_fd( params->hStdOutput, FILE_WRITE_DATA, &stdout_fd, NULL );
argv = build_argv( &params->CommandLine, 0 );
envp = build_envp( params->Environment );
unixdir = get_unix_curdir( params );
if (!(pid = fork())) /* child */
{
if (!(pid = fork())) /* grandchild */
{
close( fd[0] );
if (params->ConsoleFlags ||
params->ConsoleHandle == (HANDLE)1 /* KERNEL32_CONSOLE_ALLOC */ ||
(params->hStdInput == INVALID_HANDLE_VALUE && params->hStdOutput == INVALID_HANDLE_VALUE))
{
setsid();
set_stdio_fd( -1, -1 ); /* close stdin and stdout */
}
else set_stdio_fd( stdin_fd, stdout_fd );
if (stdin_fd != -1) close( stdin_fd );
if (stdout_fd != -1) close( stdout_fd );
/* Reset signals that we previously set to SIG_IGN */
signal( SIGPIPE, SIG_DFL );
if (unixdir) chdir( unixdir );
if (argv && envp) execve( unix_name.Buffer, argv, envp );
}
if (pid <= 0) /* grandchild if exec failed or child if fork failed */
{
status = FILE_GetNtStatus();
write( fd[1], &status, sizeof(status) );
_exit(1);
}
_exit(0); /* child if fork succeeded */
}
close( fd[1] );
if (pid != -1)
{
/* reap child */
pid_t wret;
do {
wret = waitpid(pid, NULL, 0);
} while (wret < 0 && errno == EINTR);
read( fd[0], &status, sizeof(status) ); /* if we read something, exec or second fork failed */
}
else status = FILE_GetNtStatus();
close( fd[0] );
if (stdin_fd != -1) close( stdin_fd );
if (stdout_fd != -1) close( stdout_fd );
RtlFreeHeap( GetProcessHeap(), 0, argv );
RtlFreeHeap( GetProcessHeap(), 0, envp );
RtlFreeAnsiString( &unix_name );
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};
int socketfd[2];
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 = strrchrW( params->ImagePathName.Buffer, '.' )) &&
(!strcmpiW( p, comW ) || !strcmpiW( 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,
(strlenW(system_dir) + strlenW(winevdm) + 16 +
strlenW(params->ImagePathName.Buffer) +
strlenW(params->CommandLine.Buffer)) * sizeof(WCHAR));
if (!cmdline) return STATUS_NO_MEMORY;
sprintfW( 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;
}
/* exec the new process */
if (socketpair( PF_UNIX, SOCK_STREAM, 0, socketfd ) == -1) return STATUS_TOO_MANY_OPENED_FILES;
#ifdef SO_PASSCRED
else
{
int enable = 1;
setsockopt( socketfd[0], SOL_SOCKET, SO_PASSCRED, &enable, sizeof(enable) );
}
#endif
wine_server_send_fd( socketfd[1] );
close( socketfd[1] );
SERVER_START_REQ( exec_process )
{
req->socket_fd = socketfd[1];
req->cpu = pe_info.cpu;
status = wine_server_call( req );
}
SERVER_END_REQ;
if (!status) status = exec_loader( &strW, socketfd[0], &pe_info );
close( socketfd[0] );
return status;
}
/**********************************************************************
* 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 )
{
NTSTATUS status;
BOOL success = FALSE;
HANDLE file_handle, process_info = 0, process_handle = 0, thread_handle = 0;
ULONG process_id, thread_id;
struct object_attributes *objattr;
data_size_t attr_len;
char *unixdir = NULL, *winedebug = NULL;
startup_info_t *startup_info = NULL;
ULONG startup_info_size, env_size;
int socketfd[2] = { -1, -1 };
OBJECT_ATTRIBUTES attr;
pe_image_info_t pe_info;
RtlNormalizeProcessParams( params );
TRACE( "%s image %s cmdline %s\n", debugstr_us( path ),
debugstr_us( &params->ImagePathName ), debugstr_us( &params->CommandLine ));
if ((status = get_pe_file_info( path, attributes, &file_handle, &pe_info )))
{
if (status == STATUS_INVALID_IMAGE_NOT_MZ && !fork_and_exec( path, params ))
{
memset( info, 0, sizeof(*info) );
return STATUS_SUCCESS;
}
goto done;
}
if (!(startup_info = create_startup_info( params, &startup_info_size ))) goto done;
env_size = get_env_size( params, &winedebug );
unixdir = get_unix_curdir( params );
InitializeObjectAttributes( &attr, NULL, 0, NULL, process_descr );
if ((status = alloc_object_attributes( &attr, &objattr, &attr_len ))) goto done;
/* create the socket for the new process */
if (socketpair( PF_UNIX, SOCK_STREAM, 0, socketfd ) == -1)
{
status = STATUS_TOO_MANY_OPENED_FILES;
RtlFreeHeap( GetProcessHeap(), 0, objattr );
goto done;
}
#ifdef SO_PASSCRED
else
{
int enable = 1;
setsockopt( socketfd[0], SOL_SOCKET, SO_PASSCRED, &enable, sizeof(enable) );
}
#endif
wine_server_send_fd( socketfd[1] );
close( socketfd[1] );
/* create the process on the server side */
SERVER_START_REQ( new_process )
{
req->parent_process = wine_server_obj_handle(parent);
req->inherit_all = inherit;
req->create_flags = params->DebugFlags; /* hack: creation flags stored in DebugFlags for now */
req->socket_fd = socketfd[1];
req->exe_file = wine_server_obj_handle( file_handle );
req->access = PROCESS_ALL_ACCESS;
req->cpu = pe_info.cpu;
req->info_size = startup_info_size;
wine_server_add_data( req, objattr, attr_len );
wine_server_add_data( req, startup_info, startup_info_size );
wine_server_add_data( req, params->Environment, env_size );
if (!(status = wine_server_call( req )))
{
process_id = reply->pid;
process_handle = wine_server_ptr_handle( reply->handle );
}
process_info = wine_server_ptr_handle( reply->info );
}
SERVER_END_REQ;
RtlFreeHeap( GetProcessHeap(), 0, objattr );
if (status)
{
switch (status)
{
case STATUS_INVALID_IMAGE_WIN_64:
ERR( "64-bit application %s not supported in 32-bit prefix\n", debugstr_us(path) );
break;
case STATUS_INVALID_IMAGE_FORMAT:
ERR( "%s not supported on this installation (%s binary)\n",
debugstr_us(path), cpu_names[pe_info.cpu] );
break;
}
goto done;
}
InitializeObjectAttributes( &attr, NULL, 0, NULL, thread_descr );
if ((status = alloc_object_attributes( &attr, &objattr, &attr_len ))) goto done;
SERVER_START_REQ( new_thread )
{
req->process = wine_server_obj_handle( process_handle );
req->access = THREAD_ALL_ACCESS;
req->suspend = 1;
req->request_fd = -1;
wine_server_add_data( req, objattr, attr_len );
if (!(status = wine_server_call( req )))
{
thread_handle = wine_server_ptr_handle( reply->handle );
thread_id = reply->tid;
}
}
SERVER_END_REQ;
RtlFreeHeap( GetProcessHeap(), 0, objattr );
if (status) goto done;
/* create the child process */
if ((status = spawn_loader( params, socketfd[0], unixdir, winedebug, &pe_info ))) goto done;
close( socketfd[0] );
socketfd[0] = -1;
/* wait for the new process info to be ready */
NtWaitForSingleObject( process_info, FALSE, NULL );
SERVER_START_REQ( get_new_process_info )
{
req->info = wine_server_obj_handle( process_info );
wine_server_call( req );
success = reply->success;
status = reply->exit_code;
}
SERVER_END_REQ;
if (success)
{
TRACE( "%s pid %04x tid %04x handles %p/%p\n", debugstr_us( path ),
process_id, thread_id, process_handle, thread_handle );
info->Process = process_handle;
info->Thread = thread_handle;
info->ClientId.UniqueProcess = ULongToHandle( process_id );
info->ClientId.UniqueThread = ULongToHandle( thread_id );
virtual_fill_image_information( &pe_info, &info->ImageInformation );
process_handle = thread_handle = 0;
status = STATUS_SUCCESS;
}
else if (!status) status = STATUS_INTERNAL_ERROR;
done:
if (file_handle) NtClose( file_handle );
if (process_info) NtClose( process_info );
if (process_handle) NtClose( process_handle );
if (thread_handle) NtClose( thread_handle );
if (socketfd[0] != -1) close( socketfd[0] );
RtlFreeHeap( GetProcessHeap(), 0, startup_info );
RtlFreeHeap( GetProcessHeap(), 0, winedebug );
RtlFreeHeap( GetProcessHeap(), 0, unixdir );
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 )
{
apc_call_t call;
apc_result_t result;
NTSTATUS status;
TRACE( "(%p)\n", process );
memset( &call, 0, sizeof(call) );
call.type = APC_BREAK_PROCESS;
status = server_queue_process_apc( process, &call, &result );
if (status) return status;
return result.break_process.status;
}
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