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Sweden-Number/scheduler/process.c

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/*
* Win32 processes
*
* Copyright 1996, 1998 Alexandre Julliard
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "process.h"
#include "module.h"
#include "file.h"
#include "global.h"
#include "heap.h"
#include "task.h"
#include "ldt.h"
#include "syslevel.h"
#include "thread.h"
#include "winerror.h"
#include "pe_image.h"
#include "task.h"
#include "server.h"
#include "debug.h"
static BOOL32 PROCESS_Signaled( K32OBJ *obj, DWORD thread_id );
static BOOL32 PROCESS_Satisfied( K32OBJ *obj, DWORD thread_id );
static void PROCESS_AddWait( K32OBJ *obj, DWORD thread_id );
static void PROCESS_RemoveWait( K32OBJ *obj, DWORD thread_id );
static void PROCESS_Destroy( K32OBJ *obj );
const K32OBJ_OPS PROCESS_Ops =
{
PROCESS_Signaled, /* signaled */
PROCESS_Satisfied, /* satisfied */
PROCESS_AddWait, /* add_wait */
PROCESS_RemoveWait, /* remove_wait */
NULL, /* read */
NULL, /* write */
PROCESS_Destroy /* destroy */
};
static DWORD PROCESS_InitialProcessID = 0;
static PDB32 *PROCESS_PDBList = NULL;
static DWORD PROCESS_PDBList_Size = 0;
/***********************************************************************
* PROCESS_Current
*/
PDB32 *PROCESS_Current(void)
{
return THREAD_Current()->process;
}
/***********************************************************************
* PROCESS_Initial
*
* FIXME: This works only while running all processes in the same
* address space (or, at least, the initial process is mapped
* into all address spaces as is KERNEL32 in Windows 95)
*
*/
PDB32 *PROCESS_Initial(void)
{
return PROCESS_IdToPDB( PROCESS_InitialProcessID );
}
/***********************************************************************
* PROCESS_GetPtr
*
* Get a process from a handle, incrementing the PDB refcount.
*/
PDB32 *PROCESS_GetPtr( HANDLE32 handle, DWORD access, int *server_handle )
{
return (PDB32 *)HANDLE_GetObjPtr( PROCESS_Current(), handle,
K32OBJ_PROCESS, access, server_handle );
}
/***********************************************************************
* PROCESS_IdToPDB
*
* Convert a process id to a PDB, making sure it is valid.
*/
PDB32 *PROCESS_IdToPDB( DWORD id )
{
PDB32 *pdb;
if (!id) return PROCESS_Current();
pdb = PROCESS_ID_TO_PDB( id );
if (!K32OBJ_IsValid( &pdb->header, K32OBJ_PROCESS ))
{
SetLastError( ERROR_INVALID_PARAMETER );
return NULL;
}
return pdb;
}
/***********************************************************************
* PROCESS_BuildEnvDB
*
* Build the env DB for the initial process
*/
static BOOL32 PROCESS_BuildEnvDB( PDB32 *pdb )
{
/* Allocate the env DB (FIXME: should not be on the system heap) */
if (!(pdb->env_db = HeapAlloc(SystemHeap,HEAP_ZERO_MEMORY,sizeof(ENVDB))))
return FALSE;
InitializeCriticalSection( &pdb->env_db->section );
/* Allocate startup info */
if (!(pdb->env_db->startup_info =
HeapAlloc( SystemHeap, HEAP_ZERO_MEMORY, sizeof(STARTUPINFO32A) )))
return FALSE;
/* Allocate the standard handles */
pdb->env_db->hStdin = FILE_DupUnixHandle( 0 );
pdb->env_db->hStdout = FILE_DupUnixHandle( 1 );
pdb->env_db->hStderr = FILE_DupUnixHandle( 2 );
FILE_SetFileType( pdb->env_db->hStdin, FILE_TYPE_CHAR );
FILE_SetFileType( pdb->env_db->hStdout, FILE_TYPE_CHAR );
FILE_SetFileType( pdb->env_db->hStderr, FILE_TYPE_CHAR );
/* Build the command-line */
pdb->env_db->cmd_line = HEAP_strdupA( SystemHeap, 0, "kernel32" );
/* Build the environment strings */
return ENV_BuildEnvironment( pdb );
}
/***********************************************************************
* PROCESS_InheritEnvDB
*/
static BOOL32 PROCESS_InheritEnvDB( PDB32 *pdb, LPCSTR cmd_line, LPCSTR env,
STARTUPINFO32A *startup )
{
if (!(pdb->env_db = HeapAlloc(pdb->heap, HEAP_ZERO_MEMORY, sizeof(ENVDB))))
return FALSE;
InitializeCriticalSection( &pdb->env_db->section );
/* Copy the parent environment */
if (!ENV_InheritEnvironment( pdb, env )) return FALSE;
/* Copy the command line */
if (!(pdb->env_db->cmd_line = HEAP_strdupA( pdb->heap, 0, cmd_line )))
return FALSE;
/* Remember startup info */
if (!(pdb->env_db->startup_info =
HeapAlloc( pdb->heap, HEAP_ZERO_MEMORY, sizeof(STARTUPINFO32A) )))
return FALSE;
*pdb->env_db->startup_info = *startup;
/* Inherit the standard handles */
if (pdb->env_db->startup_info->dwFlags & STARTF_USESTDHANDLES)
{
pdb->env_db->hStdin = pdb->env_db->startup_info->hStdInput;
pdb->env_db->hStdout = pdb->env_db->startup_info->hStdOutput;
pdb->env_db->hStderr = pdb->env_db->startup_info->hStdError;
}
else
{
pdb->env_db->hStdin = pdb->parent->env_db->hStdin;
pdb->env_db->hStdout = pdb->parent->env_db->hStdout;
pdb->env_db->hStderr = pdb->parent->env_db->hStderr;
}
return TRUE;
}
/***********************************************************************
* PROCESS_PDBList_Insert
* Insert this PDB into the global PDB list
*/
static void PROCESS_PDBList_Insert (PDB32 *pdb)
{
TRACE (process, "Inserting PDB 0x%0lx, #%ld current\n",
PDB_TO_PROCESS_ID (pdb), PROCESS_PDBList_Size);
SYSTEM_LOCK (); /* FIXME: Do I need to worry about this ?
* I.e., could more than one process be
* created at once ?
*/
if (PROCESS_PDBList == NULL)
{
PROCESS_PDBList = pdb;
pdb->list_next = NULL;
pdb->list_prev = NULL;
}
else
{
PDB32 *first = PROCESS_PDBList, *last = PROCESS_PDBList;
if (first->list_prev) last = first->list_prev;
PROCESS_PDBList = pdb;
pdb->list_next = first;
pdb->list_prev = last;
last->list_next = pdb;
first->list_prev = pdb;
}
PROCESS_PDBList_Size ++;
SYSTEM_UNLOCK ();
}
/***********************************************************************
* PROCESS_PDBList_Remove
* Remove this PDB from the global PDB list
*/
static void PROCESS_PDBList_Remove (PDB32 *pdb)
{
PDB32 *next = pdb->list_next, *prev = pdb->list_prev;
TRACE (process, "Removing PDB 0x%0lx, #%ld current\n",
PDB_TO_PROCESS_ID (pdb), PROCESS_PDBList_Size);
SYSTEM_LOCK ();
if (prev == next)
{
next->list_prev = NULL;
next->list_next = NULL;
}
else
{
if (next) next->list_prev = prev;
if (prev) prev->list_next = next;
}
if (pdb == PROCESS_PDBList)
{
PROCESS_PDBList = next ? next : prev;
}
PROCESS_PDBList_Size --;
SYSTEM_UNLOCK ();
}
/***********************************************************************
* PROCESS_PDBList_Getsize
* Return the number of items in the global PDB list
*/
int PROCESS_PDBList_Getsize ()
{
return PROCESS_PDBList_Size;
}
/***********************************************************************
* PROCESS_PDBList_Getfirst
* Return the head of the PDB list
*/
PDB32* PROCESS_PDBList_Getfirst ()
{
return PROCESS_PDBList;
}
/***********************************************************************
* PROCESS_PDBList_Getnext
* Return the "next" pdb as referenced from the argument.
* If at the end of the list, return NULL.
*/
PDB32* PROCESS_PDBList_Getnext (PDB32 *pdb)
{
return (pdb->list_next != PROCESS_PDBList) ? pdb->list_next : NULL;
}
/***********************************************************************
* PROCESS_FreePDB
*
* Free a PDB and all associated storage.
*/
static void PROCESS_FreePDB( PDB32 *pdb )
{
/*
* FIXME:
* If this routine is called because PROCESS_CreatePDB fails, the
* following call to PROCESS_PDBList_Remove will probably screw
* up.
*/
PROCESS_PDBList_Remove (pdb);
pdb->header.type = K32OBJ_UNKNOWN;
if (pdb->handle_table) HANDLE_CloseAll( pdb, NULL );
ENV_FreeEnvironment( pdb );
if (pdb->heap && (pdb->heap != pdb->system_heap)) HeapDestroy( pdb->heap );
if (pdb->load_done_evt) K32OBJ_DecCount( pdb->load_done_evt );
if (pdb->event) K32OBJ_DecCount( pdb->event );
DeleteCriticalSection( &pdb->crit_section );
HeapFree( SystemHeap, 0, pdb );
}
/***********************************************************************
* PROCESS_CreatePDB
*
* Allocate and fill a PDB structure.
* Runs in the context of the parent process.
*/
static PDB32 *PROCESS_CreatePDB( PDB32 *parent )
{
PDB32 *pdb = HeapAlloc( SystemHeap, HEAP_ZERO_MEMORY, sizeof(PDB32) );
if (!pdb) return NULL;
pdb->header.type = K32OBJ_PROCESS;
pdb->header.refcount = 1;
pdb->exit_code = 0x103; /* STILL_ACTIVE */
pdb->threads = 1;
pdb->running_threads = 1;
pdb->ring0_threads = 1;
pdb->system_heap = SystemHeap;
pdb->parent = parent;
pdb->group = pdb;
pdb->priority = 8; /* Normal */
pdb->heap = pdb->system_heap; /* will be changed later on */
InitializeCriticalSection( &pdb->crit_section );
/* Allocate the events */
if (!(pdb->event = EVENT_Create( TRUE, FALSE ))) goto error;
if (!(pdb->load_done_evt = EVENT_Create( TRUE, FALSE ))) goto error;
/* Create the handle table */
if (!HANDLE_CreateTable( pdb, TRUE )) goto error;
PROCESS_PDBList_Insert (pdb);
return pdb;
error:
PROCESS_FreePDB( pdb );
return NULL;
}
/***********************************************************************
* PROCESS_Init
*/
BOOL32 PROCESS_Init(void)
{
PDB32 *pdb;
THDB *thdb;
/* Initialize virtual memory management */
if (!VIRTUAL_Init()) return FALSE;
/* Create the system and SEGPTR heaps */
if (!(SystemHeap = HeapCreate( HEAP_GROWABLE, 0x10000, 0 ))) return FALSE;
if (!(SegptrHeap = HeapCreate( HEAP_WINE_SEGPTR, 0, 0 ))) return FALSE;
/* Create the initial process and thread structures */
if (!(pdb = PROCESS_CreatePDB( NULL ))) return FALSE;
if (!(thdb = THREAD_Create( pdb, 0, FALSE, NULL, NULL, NULL, NULL ))) return FALSE;
thdb->unix_pid = getpid();
PROCESS_InitialProcessID = PDB_TO_PROCESS_ID(pdb);
/* Remember TEB selector of initial process for emergency use */
SYSLEVEL_EmergencyTeb = thdb->teb_sel;
/* Create the environment DB of the first process */
if (!PROCESS_BuildEnvDB( pdb )) return FALSE;
/* Initialize the first thread */
if (CLIENT_InitThread()) return FALSE;
return TRUE;
}
/***********************************************************************
* PROCESS_Create
*
* Create a new process database and associated info.
*/
PDB32 *PROCESS_Create( NE_MODULE *pModule, LPCSTR cmd_line, LPCSTR env,
HINSTANCE16 hInstance, HINSTANCE16 hPrevInstance,
STARTUPINFO32A *startup, PROCESS_INFORMATION *info )
{
DWORD size, commit;
int server_thandle, server_phandle;
UINT32 cmdShow = 0;
THDB *thdb = NULL;
PDB32 *parent = PROCESS_Current();
PDB32 *pdb = PROCESS_CreatePDB( parent );
TDB *pTask;
if (!pdb) return NULL;
info->hThread = info->hProcess = INVALID_HANDLE_VALUE32;
/* Create the heap */
if (pModule->module32)
{
size = PE_HEADER(pModule->module32)->OptionalHeader.SizeOfHeapReserve;
commit = PE_HEADER(pModule->module32)->OptionalHeader.SizeOfHeapCommit;
}
else
{
size = 0x10000;
commit = 0;
pdb->flags |= PDB32_WIN16_PROC; /* This is a Win16 process */
}
if (!(pdb->heap = HeapCreate( HEAP_GROWABLE, size, commit ))) goto error;
pdb->heap_list = pdb->heap;
/* Inherit the env DB from the parent */
if (!PROCESS_InheritEnvDB( pdb, cmd_line, env, startup )) goto error;
/* Create the main thread */
if (pModule->module32)
size = PE_HEADER(pModule->module32)->OptionalHeader.SizeOfStackReserve;
else
size = 0;
if (!(thdb = THREAD_Create( pdb, size, FALSE, &server_thandle, &server_phandle,
NULL, NULL ))) goto error;
if ((info->hThread = HANDLE_Alloc( parent, &thdb->header, THREAD_ALL_ACCESS,
FALSE, server_thandle )) == INVALID_HANDLE_VALUE32)
goto error;
if ((info->hProcess = HANDLE_Alloc( parent, &pdb->header, PROCESS_ALL_ACCESS,
FALSE, server_phandle )) == INVALID_HANDLE_VALUE32)
goto error;
info->dwProcessId = PDB_TO_PROCESS_ID(pdb);
info->dwThreadId = THDB_TO_THREAD_ID(thdb);
#if 0
thdb->unix_pid = getpid(); /* FIXME: wrong here ... */
#else
/* All Win16 'threads' have the same unix_pid, no matter by which thread
they were created ! */
pTask = (TDB *)GlobalLock16( parent->task );
thdb->unix_pid = pTask? pTask->thdb->unix_pid : THREAD_Current()->unix_pid;
#endif
/* Create a Win16 task for this process */
if (startup->dwFlags & STARTF_USESHOWWINDOW)
cmdShow = startup->wShowWindow;
pdb->task = TASK_Create( thdb, pModule, hInstance, hPrevInstance, cmdShow);
if (!pdb->task) goto error;
/* Map system DLLs into this process (from initial process) */
/* FIXME: this is a hack */
pdb->modref_list = PROCESS_Initial()->modref_list;
return pdb;
error:
if (info->hThread != INVALID_HANDLE_VALUE32) CloseHandle( info->hThread );
if (info->hProcess != INVALID_HANDLE_VALUE32) CloseHandle( info->hProcess );
if (thdb) K32OBJ_DecCount( &thdb->header );
PROCESS_FreePDB( pdb );
return NULL;
}
/***********************************************************************
* PROCESS_Signaled
*/
static BOOL32 PROCESS_Signaled( K32OBJ *obj, DWORD thread_id )
{
PDB32 *pdb = (PDB32 *)obj;
assert( obj->type == K32OBJ_PROCESS );
return K32OBJ_OPS( pdb->event )->signaled( pdb->event, thread_id );
}
/***********************************************************************
* PROCESS_Satisfied
*
* Wait on this object has been satisfied.
*/
static BOOL32 PROCESS_Satisfied( K32OBJ *obj, DWORD thread_id )
{
PDB32 *pdb = (PDB32 *)obj;
assert( obj->type == K32OBJ_PROCESS );
return K32OBJ_OPS( pdb->event )->satisfied( pdb->event, thread_id );
}
/***********************************************************************
* PROCESS_AddWait
*
* Add thread to object wait queue.
*/
static void PROCESS_AddWait( K32OBJ *obj, DWORD thread_id )
{
PDB32 *pdb = (PDB32 *)obj;
assert( obj->type == K32OBJ_PROCESS );
return K32OBJ_OPS( pdb->event )->add_wait( pdb->event, thread_id );
}
/***********************************************************************
* PROCESS_RemoveWait
*
* Remove thread from object wait queue.
*/
static void PROCESS_RemoveWait( K32OBJ *obj, DWORD thread_id )
{
PDB32 *pdb = (PDB32 *)obj;
assert( obj->type == K32OBJ_PROCESS );
return K32OBJ_OPS( pdb->event )->remove_wait( pdb->event, thread_id );
}
/***********************************************************************
* PROCESS_Destroy
*/
static void PROCESS_Destroy( K32OBJ *ptr )
{
PDB32 *pdb = (PDB32 *)ptr;
assert( ptr->type == K32OBJ_PROCESS );
/* Free everything */
ptr->type = K32OBJ_UNKNOWN;
PROCESS_FreePDB( pdb );
}
/***********************************************************************
* ExitProcess (KERNEL32.100)
*/
void WINAPI ExitProcess( DWORD status )
{
PDB32 *pdb = PROCESS_Current();
TDB *pTask = (TDB *)GlobalLock16( pdb->task );
if ( pTask ) pTask->nEvents++;
if ( pTask && pTask->thdb != THREAD_Current() )
ExitThread( status );
SYSTEM_LOCK();
/* FIXME: should kill all running threads of this process */
pdb->exit_code = status;
EVENT_Set( pdb->event );
if (pdb->console) FreeConsole();
SYSTEM_UNLOCK();
__RESTORE_ES; /* Necessary for Pietrek's showseh example program */
TASK_KillCurrentTask( status );
}
/******************************************************************************
* TerminateProcess (KERNEL32.684)
*/
BOOL32 WINAPI TerminateProcess( HANDLE32 handle, DWORD exit_code )
{
int server_handle;
BOOL32 ret;
PDB32 *pdb = PROCESS_GetPtr( handle, PROCESS_TERMINATE, &server_handle );
if (!pdb) return FALSE;
ret = !CLIENT_TerminateProcess( server_handle, exit_code );
K32OBJ_DecCount( &pdb->header );
return ret;
}
/***********************************************************************
* GetCurrentProcess (KERNEL32.198)
*/
HANDLE32 WINAPI GetCurrentProcess(void)
{
return CURRENT_PROCESS_PSEUDOHANDLE;
}
/*********************************************************************
* OpenProcess (KERNEL32.543)
*/
HANDLE32 WINAPI OpenProcess( DWORD access, BOOL32 inherit, DWORD id )
{
int server_handle;
PDB32 *pdb = PROCESS_ID_TO_PDB(id);
if (!K32OBJ_IsValid( &pdb->header, K32OBJ_PROCESS ))
{
SetLastError( ERROR_INVALID_HANDLE );
return 0;
}
if ((server_handle = CLIENT_OpenProcess( pdb->server_pid, access, inherit )) == -1)
{
SetLastError( ERROR_INVALID_HANDLE );
return 0;
}
return HANDLE_Alloc( PROCESS_Current(), &pdb->header, access,
inherit, server_handle );
}
/***********************************************************************
* GetCurrentProcessId (KERNEL32.199)
*/
DWORD WINAPI GetCurrentProcessId(void)
{
PDB32 *pdb = PROCESS_Current();
return PDB_TO_PROCESS_ID( pdb );
}
/***********************************************************************
* GetProcessHeap (KERNEL32.259)
*/
HANDLE32 WINAPI GetProcessHeap(void)
{
PDB32 *pdb = PROCESS_Current();
return pdb->heap ? pdb->heap : SystemHeap;
}
/***********************************************************************
* GetThreadLocale (KERNEL32.295)
*/
LCID WINAPI GetThreadLocale(void)
{
return PROCESS_Current()->locale;
}
/***********************************************************************
* SetPriorityClass (KERNEL32.503)
*/
BOOL32 WINAPI SetPriorityClass( HANDLE32 hprocess, DWORD priorityclass )
{
PDB32 *pdb = PROCESS_GetPtr( hprocess, PROCESS_SET_INFORMATION, NULL );
if (!pdb) return FALSE;
switch (priorityclass)
{
case NORMAL_PRIORITY_CLASS:
pdb->priority = 0x00000008;
break;
case IDLE_PRIORITY_CLASS:
pdb->priority = 0x00000004;
break;
case HIGH_PRIORITY_CLASS:
pdb->priority = 0x0000000d;
break;
case REALTIME_PRIORITY_CLASS:
pdb->priority = 0x00000018;
break;
default:
WARN(process,"Unknown priority class %ld\n",priorityclass);
break;
}
K32OBJ_DecCount( &pdb->header );
return TRUE;
}
/***********************************************************************
* GetPriorityClass (KERNEL32.250)
*/
DWORD WINAPI GetPriorityClass(HANDLE32 hprocess)
{
PDB32 *pdb = PROCESS_GetPtr( hprocess, PROCESS_QUERY_INFORMATION, NULL );
DWORD ret = 0;
if (pdb)
{
switch (pdb->priority)
{
case 0x00000008:
ret = NORMAL_PRIORITY_CLASS;
break;
case 0x00000004:
ret = IDLE_PRIORITY_CLASS;
break;
case 0x0000000d:
ret = HIGH_PRIORITY_CLASS;
break;
case 0x00000018:
ret = REALTIME_PRIORITY_CLASS;
break;
default:
WARN(process,"Unknown priority %ld\n",pdb->priority);
}
K32OBJ_DecCount( &pdb->header );
}
return ret;
}
/***********************************************************************
* GetStdHandle (KERNEL32.276)
*
* FIXME: These should be allocated when a console is created, or inherited
* from the parent.
*/
HANDLE32 WINAPI GetStdHandle( DWORD std_handle )
{
HFILE32 hFile;
int fd;
PDB32 *pdb = PROCESS_Current();
switch(std_handle)
{
case STD_INPUT_HANDLE:
if (pdb->env_db->hStdin) return pdb->env_db->hStdin;
fd = 0;
break;
case STD_OUTPUT_HANDLE:
if (pdb->env_db->hStdout) return pdb->env_db->hStdout;
fd = 1;
break;
case STD_ERROR_HANDLE:
if (pdb->env_db->hStderr) return pdb->env_db->hStderr;
fd = 2;
break;
default:
SetLastError( ERROR_INVALID_PARAMETER );
return INVALID_HANDLE_VALUE32;
}
hFile = FILE_DupUnixHandle( fd );
if (hFile != HFILE_ERROR32)
{
FILE_SetFileType( hFile, FILE_TYPE_CHAR );
switch(std_handle)
{
case STD_INPUT_HANDLE: pdb->env_db->hStdin = hFile; break;
case STD_OUTPUT_HANDLE: pdb->env_db->hStdout = hFile; break;
case STD_ERROR_HANDLE: pdb->env_db->hStderr = hFile; break;
}
}
return hFile;
}
/***********************************************************************
* SetStdHandle (KERNEL32.506)
*/
BOOL32 WINAPI SetStdHandle( DWORD std_handle, HANDLE32 handle )
{
PDB32 *pdb = PROCESS_Current();
/* FIXME: should we close the previous handle? */
switch(std_handle)
{
case STD_INPUT_HANDLE:
pdb->env_db->hStdin = handle;
return TRUE;
case STD_OUTPUT_HANDLE:
pdb->env_db->hStdout = handle;
return TRUE;
case STD_ERROR_HANDLE:
pdb->env_db->hStderr = handle;
return TRUE;
}
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
/***********************************************************************
* GetProcessVersion (KERNEL32)
*/
DWORD WINAPI GetProcessVersion( DWORD processid )
{
TDB *pTask;
PDB32 *pdb = PROCESS_IdToPDB( processid );
if (!pdb) return 0;
if (!(pTask = (TDB *)GlobalLock16( pdb->task ))) return 0;
return (pTask->version&0xff) | (((pTask->version >>8) & 0xff)<<16);
}
/***********************************************************************
* GetProcessFlags (KERNEL32)
*/
DWORD WINAPI GetProcessFlags( DWORD processid )
{
PDB32 *pdb = PROCESS_IdToPDB( processid );
if (!pdb) return 0;
return pdb->flags;
}
/***********************************************************************
* SetProcessWorkingSetSize [KERNEL32.662]
* Sets the min/max working set sizes for a specified process.
*
* PARAMS
* hProcess [I] Handle to the process of interest
* minset [I] Specifies minimum working set size
* maxset [I] Specifies maximum working set size
*
* RETURNS STD
*/
BOOL32 WINAPI SetProcessWorkingSetSize(HANDLE32 hProcess,DWORD minset,
DWORD maxset)
{
FIXME(process,"(0x%08x,%ld,%ld): stub - harmless\n",hProcess,minset,maxset);
if(( minset == -1) && (maxset == -1)) {
/* Trim the working set to zero */
/* Swap the process out of physical RAM */
}
return TRUE;
}
/***********************************************************************
* GetProcessWorkingSetSize (KERNEL32)
*/
BOOL32 WINAPI GetProcessWorkingSetSize(HANDLE32 hProcess,LPDWORD minset,
LPDWORD maxset)
{
FIXME(process,"(0x%08x,%p,%p): stub\n",hProcess,minset,maxset);
/* 32 MB working set size */
if (minset) *minset = 32*1024*1024;
if (maxset) *maxset = 32*1024*1024;
return TRUE;
}
/***********************************************************************
* SetProcessShutdownParameters (KERNEL32)
*
* CHANGED - James Sutherland (JamesSutherland@gmx.de)
* Now tracks changes made (but does not act on these changes)
* NOTE: the definition for SHUTDOWN_NORETRY was done on guesswork.
* It really shouldn't be here, but I'll move it when it's been checked!
*/
#define SHUTDOWN_NORETRY 1
extern unsigned int shutdown_noretry = 0;
extern unsigned int shutdown_priority = 0x280L;
BOOL32 WINAPI SetProcessShutdownParameters(DWORD level,DWORD flags)
{
if (flags & SHUTDOWN_NORETRY)
shutdown_noretry = 1;
else
shutdown_noretry = 0;
if (level > 0x100L && level < 0x3FFL)
shutdown_priority = level;
else
{
ERR(process,"invalid priority level 0x%08lx\n", level);
return FALSE;
}
return TRUE;
}
/***********************************************************************
* GetProcessShutdownParameters (KERNEL32)
*
*/
BOOL32 WINAPI GetProcessShutdownParameters( LPDWORD lpdwLevel,
LPDWORD lpdwFlags )
{
(*lpdwLevel) = shutdown_priority;
(*lpdwFlags) = (shutdown_noretry * SHUTDOWN_NORETRY);
return TRUE;
}
/***********************************************************************
* SetProcessPriorityBoost (KERNEL32)
*/
BOOL32 WINAPI SetProcessPriorityBoost(HANDLE32 hprocess,BOOL32 disableboost)
{
FIXME(process,"(%d,%d): stub\n",hprocess,disableboost);
/* Say we can do it. I doubt the program will notice that we don't. */
return TRUE;
}
/***********************************************************************
* ReadProcessMemory (KERNEL32)
* FIXME: check this, if we ever run win32 binaries in different addressspaces
* ... and add a sizecheck
*/
BOOL32 WINAPI ReadProcessMemory( HANDLE32 hProcess, LPCVOID lpBaseAddress,
LPVOID lpBuffer, DWORD nSize,
LPDWORD lpNumberOfBytesRead )
{
memcpy(lpBuffer,lpBaseAddress,nSize);
if (lpNumberOfBytesRead) *lpNumberOfBytesRead = nSize;
return TRUE;
}
/***********************************************************************
* WriteProcessMemory (KERNEL32)
* FIXME: check this, if we ever run win32 binaries in different addressspaces
* ... and add a sizecheck
*/
BOOL32 WINAPI WriteProcessMemory(HANDLE32 hProcess, LPVOID lpBaseAddress,
LPVOID lpBuffer, DWORD nSize,
LPDWORD lpNumberOfBytesWritten )
{
memcpy(lpBaseAddress,lpBuffer,nSize);
if (lpNumberOfBytesWritten) *lpNumberOfBytesWritten = nSize;
return TRUE;
}
/***********************************************************************
* ConvertToGlobalHandle (KERNEL32)
*/
HANDLE32 WINAPI ConvertToGlobalHandle(HANDLE32 hSrc)
{
HANDLE32 hProcessInit, hDest;
/* Get a handle to the initial process */
hProcessInit = OpenProcess( PROCESS_ALL_ACCESS, FALSE, PROCESS_InitialProcessID );
/* Duplicate the handle into the initial process */
if ( !DuplicateHandle( GetCurrentProcess(), hSrc, hProcessInit, &hDest,
0, FALSE, DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE ) )
hDest = 0;
/* Close initial process handle */
CloseHandle( hProcessInit );
/* Return obfuscated global handle */
return hDest? HANDLE_LOCAL_TO_GLOBAL( hDest ) : 0;
}
/***********************************************************************
* RegisterServiceProcess (KERNEL, KERNEL32)
*
* A service process calls this function to ensure that it continues to run
* even after a user logged off.
*/
DWORD WINAPI RegisterServiceProcess(DWORD dwProcessId, DWORD dwType)
{
/* I don't think that Wine needs to do anything in that function */
return 1; /* success */
}
/***********************************************************************
* GetExitCodeProcess [KERNEL32.325]
*
* Gets termination status of specified process
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*
* FIXME
* Should call SetLastError (but doesn't).
*/
BOOL32 WINAPI GetExitCodeProcess(
HANDLE32 hProcess, /* [I] handle to the process */
LPDWORD lpExitCode) /* [O] address to receive termination status */
{
PDB32 *process;
int server_handle;
struct get_process_info_reply info;
if (!(process = PROCESS_GetPtr( hProcess, PROCESS_QUERY_INFORMATION,
&server_handle )))
return FALSE;
if (server_handle != -1)
{
CLIENT_GetProcessInfo( server_handle, &info );
if (lpExitCode) *lpExitCode = info.exit_code;
}
else if (lpExitCode) *lpExitCode = process->exit_code;
K32OBJ_DecCount( &process->header );
return TRUE;
}
/***********************************************************************
* GetProcessHeaps [KERNEL32.376]
*/
DWORD WINAPI GetProcessHeaps(DWORD nrofheaps,HANDLE32 *heaps) {
FIXME(win32,"(%ld,%p), incomplete implementation.\n",nrofheaps,heaps);
if (nrofheaps) {
heaps[0] = GetProcessHeap();
/* ... probably SystemHeap too ? */
return 1;
}
/* number of available heaps */
return 1;
}
/***********************************************************************
* PROCESS_SuspendOtherThreads
*/
void PROCESS_SuspendOtherThreads(void)
{
PDB32 *pdb;
THREAD_ENTRY *entry;
SYSTEM_LOCK();
pdb = PROCESS_Current();
entry = pdb->thread_list->next;
for (;;)
{
if (entry->thread != THREAD_Current() && !THREAD_IsWin16(entry->thread))
{
HANDLE32 handle = HANDLE_Alloc( PROCESS_Current(),
&entry->thread->header,
THREAD_ALL_ACCESS, FALSE, -1 );
SuspendThread(handle);
CloseHandle(handle);
}
if (entry == pdb->thread_list) break;
entry = entry->next;
}
SYSTEM_UNLOCK();
}
/***********************************************************************
* PROCESS_ResumeOtherThreads
*/
void PROCESS_ResumeOtherThreads(void)
{
PDB32 *pdb;
THREAD_ENTRY *entry;
SYSTEM_LOCK();
pdb = PROCESS_Current();
entry = pdb->thread_list->next;
for (;;)
{
if (entry->thread != THREAD_Current() && !THREAD_IsWin16(entry->thread))
{
HANDLE32 handle = HANDLE_Alloc( PROCESS_Current(),
&entry->thread->header,
THREAD_ALL_ACCESS, FALSE, -1 );
ResumeThread(handle);
CloseHandle(handle);
}
if (entry == pdb->thread_list) break;
entry = entry->next;
}
SYSTEM_UNLOCK();
}
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