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Sweden-Number/dlls/advapi32/service.c

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/*
* Win32 advapi functions
*
* Copyright 1995 Sven Verdoolaege
*/
#include <time.h>
#include "windef.h"
#include "winsvc.h"
#include "winerror.h"
#include "winreg.h"
#include "heap.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(advapi)
static DWORD start_dwNumServiceArgs;
static LPWSTR *start_lpServiceArgVectors;
/******************************************************************************
* EnumServicesStatusA [ADVAPI32.38]
*/
BOOL WINAPI
EnumServicesStatusA( SC_HANDLE hSCManager, DWORD dwServiceType,
DWORD dwServiceState, LPENUM_SERVICE_STATUSA lpServices,
DWORD cbBufSize, LPDWORD pcbBytesNeeded,
LPDWORD lpServicesReturned, LPDWORD lpResumeHandle )
{ FIXME("%x type=%lx state=%lx %p %lx %p %p %p\n", hSCManager,
dwServiceType, dwServiceState, lpServices, cbBufSize,
pcbBytesNeeded, lpServicesReturned, lpResumeHandle);
SetLastError (ERROR_ACCESS_DENIED);
return 0;
}
/******************************************************************************
* StartServiceCtrlDispatcherA [ADVAPI32.196]
*/
BOOL WINAPI
StartServiceCtrlDispatcherA( LPSERVICE_TABLE_ENTRYA servent )
{
LPSERVICE_MAIN_FUNCTIONA fpMain;
HANDLE wait;
DWORD dwNumServiceArgs ;
LPWSTR *lpArgVecW;
LPSTR *lpArgVecA;
int i;
TRACE("(%p)\n", servent);
wait = OpenSemaphoreA(SEMAPHORE_ALL_ACCESS, FALSE, "ADVAPI32_ServiceStartData");
if(wait == 0)
{
ERR("Couldn't find wait semaphore\n");
ERR("perhaps you need to start services using StartService\n");
return FALSE;
}
dwNumServiceArgs = start_dwNumServiceArgs;
lpArgVecW = start_lpServiceArgVectors;
ReleaseSemaphore(wait, 1, NULL);
/* Convert the Unicode arg vectors back to ASCII */
if(dwNumServiceArgs)
lpArgVecA = (LPSTR*) HeapAlloc( GetProcessHeap(), 0,
dwNumServiceArgs*sizeof(LPSTR) );
else
lpArgVecA = NULL;
for(i=0; i<dwNumServiceArgs; i++)
lpArgVecA[i]=HEAP_strdupWtoA(GetProcessHeap(), 0, lpArgVecW[i]);
/* FIXME: should we blindly start all services? */
while (servent->lpServiceName) {
TRACE("%s at %p)\n", debugstr_a(servent->lpServiceName),servent);
fpMain = servent->lpServiceProc;
/* try to start the service */
fpMain( dwNumServiceArgs, lpArgVecA);
servent++;
}
if(dwNumServiceArgs)
{
/* free arg strings */
for(i=0; i<dwNumServiceArgs; i++)
HeapFree(GetProcessHeap(), 0, lpArgVecA[i]);
HeapFree(GetProcessHeap(), 0, lpArgVecA);
}
return TRUE;
}
/******************************************************************************
* StartServiceCtrlDispatcherW [ADVAPI32.197]
*
* PARAMS
* servent []
*/
BOOL WINAPI
StartServiceCtrlDispatcherW( LPSERVICE_TABLE_ENTRYW servent )
{
LPSERVICE_MAIN_FUNCTIONW fpMain;
HANDLE wait;
DWORD dwNumServiceArgs ;
LPWSTR *lpServiceArgVectors ;
TRACE("(%p)\n", servent);
wait = OpenSemaphoreA(SEMAPHORE_ALL_ACCESS, FALSE, "ADVAPI32_ServiceStartData");
if(wait == 0)
{
ERR("Couldn't find wait semaphore\n");
ERR("perhaps you need to start services using StartService\n");
return FALSE;
}
dwNumServiceArgs = start_dwNumServiceArgs;
lpServiceArgVectors = start_lpServiceArgVectors;
ReleaseSemaphore(wait, 1, NULL);
/* FIXME: should we blindly start all services? */
while (servent->lpServiceName) {
TRACE("%s at %p)\n", debugstr_w(servent->lpServiceName),servent);
fpMain = servent->lpServiceProc;
/* try to start the service */
fpMain( dwNumServiceArgs, lpServiceArgVectors);
servent++;
}
return TRUE;
}
/******************************************************************************
* RegisterServiceCtrlHandlerA [ADVAPI32.176]
*/
SERVICE_STATUS_HANDLE WINAPI
RegisterServiceCtrlHandlerA( LPCSTR lpServiceName,
LPHANDLER_FUNCTION lpfHandler )
{ FIXME("%s %p\n", lpServiceName, lpfHandler);
return 0xcacacafe;
}
/******************************************************************************
* RegisterServiceCtrlHandlerW [ADVAPI32.177]
*
* PARAMS
* lpServiceName []
* lpfHandler []
*/
SERVICE_STATUS_HANDLE WINAPI
RegisterServiceCtrlHandlerW( LPCWSTR lpServiceName,
LPHANDLER_FUNCTION lpfHandler )
{ FIXME("%s %p\n", debugstr_w(lpServiceName), lpfHandler);
return 0xcacacafe;
}
/******************************************************************************
* SetServiceStatus [ADVAPI32.192]
*
* PARAMS
* hService []
* lpStatus []
*/
BOOL WINAPI
SetServiceStatus( SERVICE_STATUS_HANDLE hService, LPSERVICE_STATUS lpStatus )
{ FIXME("%lx %p\n",hService, lpStatus);
TRACE("\tType:%lx\n",lpStatus->dwServiceType);
TRACE("\tState:%lx\n",lpStatus->dwCurrentState);
TRACE("\tControlAccepted:%lx\n",lpStatus->dwControlsAccepted);
TRACE("\tExitCode:%lx\n",lpStatus->dwWin32ExitCode);
TRACE("\tServiceExitCode:%lx\n",lpStatus->dwServiceSpecificExitCode);
TRACE("\tCheckPoint:%lx\n",lpStatus->dwCheckPoint);
TRACE("\tWaitHint:%lx\n",lpStatus->dwWaitHint);
return TRUE;
}
/******************************************************************************
* OpenSCManagerA [ADVAPI32.110]
*/
SC_HANDLE WINAPI
OpenSCManagerA( LPCSTR lpMachineName, LPCSTR lpDatabaseName,
DWORD dwDesiredAccess )
{
LPWSTR lpMachineNameW = HEAP_strdupAtoW(GetProcessHeap(),0,lpMachineName);
LPWSTR lpDatabaseNameW = HEAP_strdupAtoW(GetProcessHeap(),0,lpDatabaseName);
DWORD ret = OpenSCManagerW(lpMachineNameW,lpDatabaseNameW,
dwDesiredAccess);
HeapFree(GetProcessHeap(),0,lpDatabaseNameW);
HeapFree(GetProcessHeap(),0,lpMachineNameW);
return ret;
}
/******************************************************************************
* OpenSCManagerW [ADVAPI32.111]
* Establishes a connection to the service control manager and opens database
*
* NOTES
* This should return a SC_HANDLE
*
* PARAMS
* lpMachineName [I] Pointer to machine name string
* lpDatabaseName [I] Pointer to database name string
* dwDesiredAccess [I] Type of access
*
* RETURNS
* Success: Handle to service control manager database
* Failure: NULL
*/
SC_HANDLE WINAPI
OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
DWORD dwDesiredAccess )
{
HKEY hKey;
LONG r;
TRACE("(%s,%s,0x%08lx)\n", debugstr_w(lpMachineName),
debugstr_w(lpDatabaseName), dwDesiredAccess);
/*
* FIXME: what is lpDatabaseName?
* It should be set to "SERVICES_ACTIVE_DATABASE" according to
* docs, but what if it isn't?
*/
r = RegConnectRegistryW(lpMachineName,HKEY_LOCAL_MACHINE,&hKey);
if (r!=ERROR_SUCCESS)
return 0;
TRACE("returning %x\n",hKey);
return hKey;
}
/******************************************************************************
* AllocateLocallyUniqueId [ADVAPI32.12]
*
* PARAMS
* lpluid []
*/
BOOL WINAPI
AllocateLocallyUniqueId( PLUID lpluid )
{
lpluid->s.LowPart = time(NULL);
lpluid->s.HighPart = 0;
return TRUE;
}
/******************************************************************************
* ControlService [ADVAPI32.23]
* Sends a control code to a Win32-based service.
*
* PARAMS
* hService []
* dwControl []
* lpServiceStatus []
*
* RETURNS STD
*/
BOOL WINAPI
ControlService( SC_HANDLE hService, DWORD dwControl,
LPSERVICE_STATUS lpServiceStatus )
{
FIXME("(%d,%ld,%p): stub\n",hService,dwControl,lpServiceStatus);
return TRUE;
}
/******************************************************************************
* CloseServiceHandle [ADVAPI32.22]
* Close handle to service or service control manager
*
* PARAMS
* hSCObject [I] Handle to service or service control manager database
*
* RETURNS STD
*/
BOOL WINAPI
CloseServiceHandle( SC_HANDLE hSCObject )
{
TRACE("(%x)\n", hSCObject);
RegCloseKey(hSCObject);
return TRUE;
}
/******************************************************************************
* OpenServiceA [ADVAPI32.112]
*/
SC_HANDLE WINAPI
OpenServiceA( SC_HANDLE hSCManager, LPCSTR lpServiceName,
DWORD dwDesiredAccess )
{
LPWSTR lpServiceNameW = HEAP_strdupAtoW(GetProcessHeap(),0,lpServiceName);
DWORD ret;
if(lpServiceName)
TRACE("Request for service %s\n",lpServiceName);
else
return FALSE;
ret = OpenServiceW( hSCManager, lpServiceNameW, dwDesiredAccess);
HeapFree(GetProcessHeap(),0,lpServiceNameW);
return ret;
}
/******************************************************************************
* OpenServiceW [ADVAPI32.113]
* Opens a handle to an existing service
*
* PARAMS
* hSCManager []
* lpServiceName []
* dwDesiredAccess []
*
* RETURNS
* Success: Handle to the service
* Failure: NULL
*/
SC_HANDLE WINAPI
OpenServiceW(SC_HANDLE hSCManager, LPCWSTR lpServiceName,
DWORD dwDesiredAccess)
{
const char *str = "System\\CurrentControlSet\\Services\\";
WCHAR lpServiceKey[80]; /* FIXME: this should be dynamically allocated */
HKEY hKey;
long r;
TRACE("(%d,%p,%ld)\n",hSCManager, lpServiceName,
dwDesiredAccess);
lstrcpyAtoW(lpServiceKey,str);
lstrcatW(lpServiceKey,lpServiceName);
TRACE("Opening reg key %s\n", debugstr_w(lpServiceKey));
/* FIXME: dwDesiredAccess may need some processing */
r = RegOpenKeyExW(hSCManager, lpServiceKey, 0, dwDesiredAccess, &hKey );
if (r!=ERROR_SUCCESS)
return 0;
TRACE("returning %x\n",hKey);
return hKey;
}
/******************************************************************************
* CreateServiceW [ADVAPI32.29]
*/
SC_HANDLE WINAPI
CreateServiceW( DWORD hSCManager, LPCWSTR lpServiceName,
LPCWSTR lpDisplayName, DWORD dwDesiredAccess,
DWORD dwServiceType, DWORD dwStartType,
DWORD dwErrorControl, LPCWSTR lpBinaryPathName,
LPCWSTR lpLoadOrderGroup, LPDWORD lpdwTagId,
LPCWSTR lpDependencies, LPCWSTR lpServiceStartName,
LPCWSTR lpPassword )
{
FIXME("(%ld,%s,%s,...)\n", hSCManager, debugstr_w(lpServiceName), debugstr_w(lpDisplayName));
return FALSE;
}
/******************************************************************************
* CreateServiceA [ADVAPI32.28]
*/
SC_HANDLE WINAPI
CreateServiceA( DWORD hSCManager, LPCSTR lpServiceName,
LPCSTR lpDisplayName, DWORD dwDesiredAccess,
DWORD dwServiceType, DWORD dwStartType,
DWORD dwErrorControl, LPCSTR lpBinaryPathName,
LPCSTR lpLoadOrderGroup, LPDWORD lpdwTagId,
LPCSTR lpDependencies, LPCSTR lpServiceStartName,
LPCSTR lpPassword )
{
HKEY hKey;
LONG r;
DWORD dp;
TRACE("(%ld,%s,%s,...)\n", hSCManager, debugstr_a(lpServiceName), debugstr_a(lpDisplayName));
r = RegCreateKeyExA(hSCManager, lpServiceName, 0, NULL,
REG_OPTION_NON_VOLATILE, dwDesiredAccess, NULL, &hKey, &dp);
if (r!=ERROR_SUCCESS)
return 0;
if (dp != REG_CREATED_NEW_KEY)
return 0;
if(lpDisplayName)
{
r = RegSetValueExA(hKey, "DisplayName", 0, REG_SZ, lpDisplayName, lstrlenA(lpDisplayName) );
if (r!=ERROR_SUCCESS)
return 0;
}
r = RegSetValueExA(hKey, "Type", 0, REG_DWORD, (LPVOID)&dwServiceType, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
r = RegSetValueExA(hKey, "Start", 0, REG_DWORD, (LPVOID)&dwStartType, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
r = RegSetValueExA(hKey, "ErrorControl", 0, REG_DWORD,
(LPVOID)&dwErrorControl, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
if(lpBinaryPathName)
{
r = RegSetValueExA(hKey, "ImagePath", 0, REG_SZ,
lpBinaryPathName,lstrlenA(lpBinaryPathName)+1 );
if (r!=ERROR_SUCCESS)
return 0;
}
if(lpLoadOrderGroup)
{
r = RegSetValueExA(hKey, "Group", 0, REG_SZ,
lpLoadOrderGroup, lstrlenA(lpLoadOrderGroup)+1 );
if (r!=ERROR_SUCCESS)
return 0;
}
r = RegSetValueExA(hKey, "ErrorControl", 0, REG_DWORD,
(LPVOID)&dwErrorControl, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
if(lpDependencies)
{
DWORD len = 0;
/* determine the length of a double null terminated multi string */
do {
len += (lstrlenA(&lpDependencies[len])+1);
} while (lpDependencies[len++]);
/* fixme: this should be unicode */
r = RegSetValueExA(hKey, "Dependencies", 0, REG_MULTI_SZ,
lpDependencies, len );
if (r!=ERROR_SUCCESS)
return 0;
}
if(lpPassword)
{
FIXME("Don't know how to add a Password for a service.\n");
}
if(lpServiceStartName)
{
FIXME("Don't know how to add a ServiceStartName for a service.\n");
}
return hKey;
}
/******************************************************************************
* DeleteService [ADVAPI32.31]
*
* PARAMS
* hService [I] Handle to service
*
* RETURNS STD
*
*/
BOOL WINAPI
DeleteService( SC_HANDLE hService )
{
FIXME("(%d): stub\n",hService);
return TRUE;
}
/******************************************************************************
* StartServiceA [ADVAPI32.195]
*
*/
BOOL WINAPI
StartServiceA( SC_HANDLE hService, DWORD dwNumServiceArgs,
LPCSTR *lpServiceArgVectors )
{
LPWSTR *lpwstr=NULL;
int i;
TRACE("(%d,%ld,%p)\n",hService,dwNumServiceArgs,lpServiceArgVectors);
if(dwNumServiceArgs)
lpwstr = (LPWSTR*) HeapAlloc( GetProcessHeap(), 0,
dwNumServiceArgs*sizeof(LPWSTR) );
else
lpwstr = NULL;
for(i=0; i<dwNumServiceArgs; i++)
lpwstr[i]=HEAP_strdupAtoW(GetProcessHeap(), 0, lpServiceArgVectors[i]);
StartServiceW(hService, dwNumServiceArgs, lpwstr);
if(dwNumServiceArgs)
{
for(i=0; i<dwNumServiceArgs; i++)
HeapFree(GetProcessHeap(), 0, lpwstr[i]);
HeapFree(GetProcessHeap(), 0, lpwstr);
}
return TRUE;
}
/******************************************************************************
* StartServiceW [ADVAPI32.198]
* Starts a service
*
* PARAMS
* hService [I] Handle of service
* dwNumServiceArgs [I] Number of arguments
* lpServiceArgVectors [I] Address of array of argument string pointers
*
* NOTES
*
* NT implements this function using an obscure RPC call...
*
* Might need to do a "setenv SystemRoot \\WINNT" in your .cshrc
* to get things like %SystemRoot%\\System32\\service.exe to load.
*
* Will only work for shared address space. How should the service
* args be transferred when address spaces are separated?
*
* Can only start one service at a time.
*
* Has no concept of priviledge.
*
* RETURNS STD
*
*/
BOOL WINAPI
StartServiceW( SC_HANDLE hService, DWORD dwNumServiceArgs,
LPCWSTR *lpServiceArgVectors )
{
CHAR path[MAX_PATH],str[MAX_PATH];
DWORD type,size;
long r;
HANDLE data,wait;
PROCESS_INFORMATION procinfo;
STARTUPINFOA startupinfo;
TRACE("(%d,%ld,%p)\n",hService,dwNumServiceArgs,
lpServiceArgVectors);
size = sizeof str;
r = RegQueryValueExA(hService, "ImagePath", NULL, &type, (LPVOID)str, &size);
if (r!=ERROR_SUCCESS)
return FALSE;
ExpandEnvironmentStringsA(str,path,sizeof path);
TRACE("Starting service %s\n", debugstr_a(path) );
data = CreateSemaphoreA(NULL,1,1,"ADVAPI32_ServiceStartData");
if(data == ERROR_INVALID_HANDLE)
{
data = OpenSemaphoreA(SEMAPHORE_ALL_ACCESS, FALSE, "ADVAPI32_ServiceStartData");
if(data == 0)
{
ERR("Couldn't create data semaphore\n");
return FALSE;
}
}
wait = CreateSemaphoreA(NULL,0,1,"ADVAPI32_WaitServiceStart");
{
wait = OpenSemaphoreA(SEMAPHORE_ALL_ACCESS, FALSE, "ADVAPI32_ServiceStartData");
if(wait == 0)
{
ERR("Couldn't create wait semaphore\n");
return FALSE;
}
}
/*
* FIXME: lpServiceArgsVectors need to be stored and returned to
* the service when it calls StartServiceCtrlDispatcher
*
* Chuck these in a global (yuk) so we can pass them to
* another process - address space separation will break this.
*/
r = WaitForSingleObject(data,INFINITE);
if( r == WAIT_FAILED)
return FALSE;
start_dwNumServiceArgs = dwNumServiceArgs;
start_lpServiceArgVectors = lpServiceArgVectors;
ZeroMemory(&startupinfo,sizeof(STARTUPINFOA));
startupinfo.cb = sizeof(STARTUPINFOA);
r = CreateProcessA(path,
NULL,
NULL, /* process security attribs */
NULL, /* thread security attribs */
FALSE, /* inherit handles */
0, /* creation flags */
NULL, /* environment */
NULL, /* current directory */
&startupinfo, /* startup info */
&procinfo); /* process info */
if(r == FALSE)
{
ERR("Couldn't start process\n");
/* ReleaseSemaphore(data, 1, NULL);
return FALSE; */
}
/* docs for StartServiceCtrlDispatcher say this should be 30 sec */
r = WaitForSingleObject(wait,30000);
ReleaseSemaphore(data, 1, NULL);
if( r == WAIT_FAILED)
return FALSE;
return TRUE;
}
/******************************************************************************
* QueryServiceStatus [ADVAPI32.123]
*
* PARAMS
* hService []
* lpservicestatus []
*
*/
BOOL WINAPI
QueryServiceStatus( SC_HANDLE hService, LPSERVICE_STATUS lpservicestatus )
{
LONG r;
DWORD type, val, size;
FIXME("(%x,%p) partial\n",hService,lpservicestatus);
/* read the service type from the registry */
size = sizeof val;
r = RegQueryValueExA(hService, "Type", NULL, &type, (LPBYTE)&val, &size);
if(type!=REG_DWORD)
{
ERR("invalid Type\n");
return FALSE;
}
lpservicestatus->dwServiceType = val;
/* FIXME: how are these determined or read from the registry? */
/* SERVICE: unavailable=0, stopped=1, starting=2, running=3? */;
lpservicestatus->dwCurrentState = 1;
lpservicestatus->dwControlsAccepted = 0;
lpservicestatus->dwWin32ExitCode = NO_ERROR;
lpservicestatus->dwServiceSpecificExitCode = 0;
lpservicestatus->dwCheckPoint = 0;
lpservicestatus->dwWaitHint = 0;
return TRUE;
}
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