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Changed SC_HANDLEs from HKEYs to pointers to internal structures.

oldstable
Alexander Yaworsky 2004-08-30 23:57:03 +00:00 committed by Alexandre Julliard
parent 97f4e4ef7d
commit 5f115371ce
1 changed files with 194 additions and 82 deletions
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276
dlls/advapi32/service.c
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@ -44,6 +44,109 @@ static const WCHAR szServiceManagerKey[] = { 'S','y','s','t','e','m','\\',
'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
'S','e','r','v','i','c','e','s','\\',0 };
/******************************************************************************
* SC_HANDLEs
*/
#define MAX_SERVICE_NAME 256
typedef enum { SC_HTYPE_MANAGER, SC_HTYPE_SERVICE } SC_HANDLE_TYPE;
struct sc_handle;
struct sc_manager /* SCM handle */
{
HKEY hkey_scm_db; /* handle to services database in the registry */
LONG ref_count; /* handle must remain alive until any related service */
/* handle exists because DeleteService requires it */
};
struct sc_service /* service handle */
{
HKEY hkey; /* handle to service entry in the registry (under hkey_scm_db) */
struct sc_handle *sc_manager; /* pointer to SCM handle */
WCHAR name[ MAX_SERVICE_NAME ];
};
struct sc_handle
{
SC_HANDLE_TYPE htype;
union
{
struct sc_manager manager;
struct sc_service service;
} u;
};
static struct sc_handle* alloc_sc_handle( SC_HANDLE_TYPE htype )
{
struct sc_handle *retval;
retval = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct sc_handle) );
if( retval != NULL )
{
retval->htype = htype;
}
TRACE("SC_HANDLE type=%d -> %p\n",htype,retval);
return retval;
}
static void free_sc_handle( struct sc_handle* handle )
{
switch( handle->htype )
{
case SC_HTYPE_MANAGER:
{
if( InterlockedDecrement( &handle->u.manager.ref_count ) )
/* there are references to this handle */
return;
if( handle->u.manager.hkey_scm_db )
RegCloseKey( handle->u.manager.hkey_scm_db );
break;
}
case SC_HTYPE_SERVICE:
{
struct sc_handle *h = handle->u.service.sc_manager;
if( h )
{
/* release SCM handle */
if( 0 == InterlockedDecrement( &h->u.manager.ref_count ) )
{
/* it's time to destroy SCM handle */
if( h->u.manager.hkey_scm_db )
RegCloseKey( h->u.manager.hkey_scm_db );
TRACE("SC_HANDLE (SCM) %p type=%d\n",h,h->htype);
HeapFree( GetProcessHeap(), 0, h );
}
}
if( handle->u.service.hkey )
RegCloseKey( handle->u.service.hkey );
break;
}
}
TRACE("SC_HANDLE %p type=%d\n",handle,handle->htype);
HeapFree( GetProcessHeap(), 0, handle );
}
static void init_service_handle( struct sc_handle* handle,
struct sc_handle* sc_manager,
HKEY hKey, LPCWSTR lpServiceName )
{
/* init sc_service structure */
handle->u.service.hkey = hKey;
lstrcpynW( handle->u.service.name, lpServiceName, MAX_SERVICE_NAME );
/* add reference to SCM handle */
InterlockedIncrement( &sc_manager->u.manager.ref_count );
handle->u.service.sc_manager = sc_manager;
}
/******************************************************************************
* EnumServicesStatusA [ADVAPI32.@]
@ -274,7 +377,8 @@ SC_HANDLE WINAPI OpenSCManagerA( LPCSTR lpMachineName, LPCSTR lpDatabaseName,
SC_HANDLE WINAPI OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
DWORD dwDesiredAccess )
{
HKEY hReg, hKey = NULL;
struct sc_handle *retval;
HKEY hReg;
LONG r;
TRACE("(%s,%s,0x%08lx)\n", debugstr_w(lpMachineName),
@ -286,16 +390,28 @@ SC_HANDLE WINAPI OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
* docs, but what if it isn't?
*/
retval = alloc_sc_handle( SC_HTYPE_MANAGER );
if( NULL == retval ) return NULL;
retval->u.manager.ref_count = 1;
r = RegConnectRegistryW(lpMachineName,HKEY_LOCAL_MACHINE,&hReg);
if (r==ERROR_SUCCESS)
{
r = RegOpenKeyExW(hReg, szServiceManagerKey,0, dwDesiredAccess, &hKey );
RegCloseKey( hReg );
}
if (r!=ERROR_SUCCESS)
goto error;
TRACE("returning %p\n", hKey);
r = RegOpenKeyExW(hReg, szServiceManagerKey,
0, KEY_ALL_ACCESS, &retval->u.manager.hkey_scm_db);
RegCloseKey( hReg );
if (r!=ERROR_SUCCESS)
goto error;
return hKey;
TRACE("returning %p\n", retval);
return (SC_HANDLE) retval;
error:
free_sc_handle( retval );
return NULL;
}
@ -353,7 +469,7 @@ CloseServiceHandle( SC_HANDLE hSCObject )
{
TRACE("(%p)\n", hSCObject);
RegCloseKey(hSCObject);
free_sc_handle( (struct sc_handle*) hSCObject );
return TRUE;
}
@ -397,19 +513,31 @@ SC_HANDLE WINAPI OpenServiceA( SC_HANDLE hSCManager, LPCSTR lpServiceName,
SC_HANDLE WINAPI OpenServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
DWORD dwDesiredAccess)
{
struct sc_handle *hscm = hSCManager;
struct sc_handle *retval;
HKEY hKey;
long r;
TRACE("(%p,%p,%ld)\n",hSCManager, lpServiceName,
dwDesiredAccess);
r = RegOpenKeyExW(hSCManager, lpServiceName, 0, KEY_ALL_ACCESS, &hKey );
retval = alloc_sc_handle( SC_HTYPE_SERVICE );
if( NULL == retval )
return NULL;
r = RegOpenKeyExW( hscm->u.manager.hkey_scm_db,
lpServiceName, 0, KEY_ALL_ACCESS, &hKey );
if (r!=ERROR_SUCCESS)
return 0;
{
free_sc_handle( retval );
return NULL;
}
init_service_handle( retval, hscm, hKey, lpServiceName );
TRACE("returning %p\n",hKey);
TRACE("returning %p\n",retval);
return hKey;
return (SC_HANDLE) retval;
}
/******************************************************************************
@ -424,6 +552,8 @@ CreateServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
LPCWSTR lpDependencies, LPCWSTR lpServiceStartName,
LPCWSTR lpPassword )
{
struct sc_handle *hscm = hSCManager;
struct sc_handle *retval;
HKEY hKey;
LONG r;
DWORD dp;
@ -438,41 +568,47 @@ CreateServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
FIXME("%p %s %s\n", hSCManager,
debugstr_w(lpServiceName), debugstr_w(lpDisplayName));
r = RegCreateKeyExW(hSCManager, lpServiceName, 0, NULL,
retval = alloc_sc_handle( SC_HTYPE_SERVICE );
if( NULL == retval )
return NULL;
r = RegCreateKeyExW(hscm->u.manager.hkey_scm_db, lpServiceName, 0, NULL,
REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hKey, &dp);
if (r!=ERROR_SUCCESS)
return 0;
goto error;
init_service_handle( retval, hscm, hKey, lpServiceName );
if (dp != REG_CREATED_NEW_KEY)
return 0;
goto error;
if(lpDisplayName)
{
r = RegSetValueExW(hKey, szDisplayName, 0, REG_SZ, (LPBYTE)lpDisplayName,
(strlenW(lpDisplayName)+1)*sizeof(WCHAR) );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
}
r = RegSetValueExW(hKey, szType, 0, REG_DWORD, (LPVOID)&dwServiceType, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
r = RegSetValueExW(hKey, szStart, 0, REG_DWORD, (LPVOID)&dwStartType, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
r = RegSetValueExW(hKey, szError, 0, REG_DWORD,
(LPVOID)&dwErrorControl, sizeof (DWORD) );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
if(lpBinaryPathName)
{
r = RegSetValueExW(hKey, szImagePath, 0, REG_SZ, (LPBYTE)lpBinaryPathName,
(strlenW(lpBinaryPathName)+1)*sizeof(WCHAR) );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
}
if(lpLoadOrderGroup)
@ -480,7 +616,7 @@ CreateServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
r = RegSetValueExW(hKey, szGroup, 0, REG_SZ, (LPBYTE)lpLoadOrderGroup,
(strlenW(lpLoadOrderGroup)+1)*sizeof(WCHAR) );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
}
if(lpDependencies)
@ -495,7 +631,7 @@ CreateServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
r = RegSetValueExW(hKey, szDependencies, 0, REG_MULTI_SZ,
(LPBYTE)lpDependencies, len );
if (r!=ERROR_SUCCESS)
return 0;
goto error;
}
if(lpPassword)
@ -508,7 +644,11 @@ CreateServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
FIXME("Don't know how to add a ServiceStartName for a service.\n");
}
return hKey;
return (SC_HANDLE) retval;
error:
free_sc_handle( retval );
return NULL;
}
@ -607,63 +747,30 @@ CreateServiceA( SC_HANDLE hSCManager, LPCSTR lpServiceName,
*/
BOOL WINAPI DeleteService( SC_HANDLE hService )
{
struct sc_handle *hsvc = hService;
HKEY hKey = hsvc->u.service.hkey;
WCHAR valname[MAX_PATH+1];
INT index = 0;
LONG rc;
DWORD value = 0x1;
DWORD size;
HKEY hKey;
static const WCHAR szDeleted[] = {'D','e','l','e','t','e','d',0};
FIXME("(%p): stub\n",hService);
size = MAX_PATH+1;
/* Clean out the values */
rc = RegEnumValueW(hService, index, valname,&size,0,0,0,0);
rc = RegEnumValueW(hKey, index, valname,&size,0,0,0,0);
while (rc == ERROR_SUCCESS)
{
RegDeleteValueW(hService,valname);
RegDeleteValueW(hKey,valname);
index++;
size = MAX_PATH+1;
rc = RegEnumValueW(hService, index, valname, &size,0,0,0,0);
rc = RegEnumValueW(hKey, index, valname, &size,0,0,0,0);
}
/* tag for deletion */
RegSetValueExW(hService, szDeleted, 0, REG_DWORD, (LPVOID)&value,
sizeof (DWORD) );
RegCloseKey(hService);
/* find and delete the key */
rc = RegOpenKeyExW(HKEY_LOCAL_MACHINE, szServiceManagerKey,0,
KEY_ALL_ACCESS, &hKey );
index = 0;
size = MAX_PATH+1;
rc = RegEnumKeyExW(hKey,0, valname, &size, 0, 0, 0, 0);
while (rc == ERROR_SUCCESS)
{
HKEY checking;
rc = RegOpenKeyExW(hKey,valname,0,KEY_ALL_ACCESS,&checking);
if (rc == ERROR_SUCCESS)
{
DWORD deleted = 0;
DWORD size = sizeof(DWORD);
rc = RegQueryValueExW(checking, szDeleted , NULL, NULL,
(LPVOID)&deleted, &size);
if (deleted)
{
RegDeleteValueW(checking,szDeleted);
RegDeleteKeyW(hKey,valname);
}
else
index ++;
RegCloseKey(checking);
}
size = MAX_PATH+1;
rc = RegEnumKeyExW(hKey, index, valname, &size, 0, 0, 0, 0);
}
RegCloseKey(hKey);
hsvc->u.service.hkey = NULL;
/* delete the key */
RegDeleteKeyW(hsvc->u.service.sc_manager->u.manager.hkey_scm_db,
hsvc->u.service.name);
return TRUE;
}
@ -741,6 +848,7 @@ StartServiceW( SC_HANDLE hService, DWORD dwNumServiceArgs,
'c','e','S','t','a','r','t',0};
static const WCHAR _ImagePathW[] = {'I','m','a','g','e','P','a','t','h',0};
struct sc_handle *hsvc = hService;
WCHAR path[MAX_PATH],str[MAX_PATH];
DWORD type,size;
long r;
@ -751,7 +859,7 @@ StartServiceW( SC_HANDLE hService, DWORD dwNumServiceArgs,
lpServiceArgVectors);
size = sizeof(str);
r = RegQueryValueExW(hService, _ImagePathW, NULL, &type, (LPVOID)str, &size);
r = RegQueryValueExW(hsvc->u.service.hkey, _ImagePathW, NULL, &type, (LPVOID)str, &size);
if (r!=ERROR_SUCCESS)
return FALSE;
ExpandEnvironmentStringsW(str,path,sizeof(path));
@ -831,6 +939,7 @@ StartServiceW( SC_HANDLE hService, DWORD dwNumServiceArgs,
BOOL WINAPI
QueryServiceStatus( SC_HANDLE hService, LPSERVICE_STATUS lpservicestatus )
{
struct sc_handle *hsvc = hService;
LONG r;
DWORD type, val, size;
@ -838,7 +947,7 @@ QueryServiceStatus( SC_HANDLE hService, LPSERVICE_STATUS lpservicestatus )
/* read the service type from the registry */
size = sizeof(val);
r = RegQueryValueExA(hService, "Type", NULL, &type, (LPBYTE)&val, &size);
r = RegQueryValueExA(hsvc->u.service.hkey, "Type", NULL, &type, (LPBYTE)&val, &size);
if(type!=REG_DWORD)
{
ERR("invalid Type\n");
@ -913,6 +1022,7 @@ QueryServiceConfigW( SC_HANDLE hService,
static const WCHAR szGroup[] = {'G','r','o','u','p',0};
static const WCHAR szDependencies[] = {
'D','e','p','e','n','d','e','n','c','i','e','s',0};
HKEY hKey = ((struct sc_handle*) hService)->u.service.hkey;
LONG r;
DWORD type, val, sz, total, n;
LPBYTE p;
@ -924,27 +1034,27 @@ QueryServiceConfigW( SC_HANDLE hService,
total = sizeof (QUERY_SERVICE_CONFIGW);
sz = 0;
r = RegQueryValueExW( hService, szImagePath, 0, &type, NULL, &sz );
r = RegQueryValueExW( hKey, szImagePath, 0, &type, NULL, &sz );
if( ( r == ERROR_SUCCESS ) && ( type == REG_SZ ) )
total += sz;
sz = 0;
r = RegQueryValueExW( hService, szGroup, 0, &type, NULL, &sz );
r = RegQueryValueExW( hKey, szGroup, 0, &type, NULL, &sz );
if( ( r == ERROR_SUCCESS ) && ( type == REG_SZ ) )
total += sz;
sz = 0;
r = RegQueryValueExW( hService, szDependencies, 0, &type, NULL, &sz );
r = RegQueryValueExW( hKey, szDependencies, 0, &type, NULL, &sz );
if( ( r == ERROR_SUCCESS ) && ( type == REG_MULTI_SZ ) )
total += sz;
sz = 0;
r = RegQueryValueExW( hService, szStart, 0, &type, NULL, &sz );
r = RegQueryValueExW( hKey, szStart, 0, &type, NULL, &sz );
if( ( r == ERROR_SUCCESS ) && ( type == REG_SZ ) )
total += sz;
sz = 0;
r = RegQueryValueExW( hService, szDisplayName, 0, &type, NULL, &sz );
r = RegQueryValueExW( hKey, szDisplayName, 0, &type, NULL, &sz );
if( ( r == ERROR_SUCCESS ) && ( type == REG_SZ ) )
total += sz;
@ -960,17 +1070,17 @@ QueryServiceConfigW( SC_HANDLE hService,
ZeroMemory( lpServiceConfig, total );
sz = sizeof val;
r = RegQueryValueExW( hService, szType, 0, &type, (LPBYTE)&val, &sz );
r = RegQueryValueExW( hKey, szType, 0, &type, (LPBYTE)&val, &sz );
if( ( r == ERROR_SUCCESS ) || ( type == REG_DWORD ) )
lpServiceConfig->dwServiceType = val;
sz = sizeof val;
r = RegQueryValueExW( hService, szStart, 0, &type, (LPBYTE)&val, &sz );
r = RegQueryValueExW( hKey, szStart, 0, &type, (LPBYTE)&val, &sz );
if( ( r == ERROR_SUCCESS ) || ( type == REG_DWORD ) )
lpServiceConfig->dwStartType = val;
sz = sizeof val;
r = RegQueryValueExW( hService, szError, 0, &type, (LPBYTE)&val, &sz );
r = RegQueryValueExW( hKey, szError, 0, &type, (LPBYTE)&val, &sz );
if( ( r == ERROR_SUCCESS ) || ( type == REG_DWORD ) )
lpServiceConfig->dwErrorControl = val;
@ -979,7 +1089,7 @@ QueryServiceConfigW( SC_HANDLE hService,
n = total - sizeof (QUERY_SERVICE_CONFIGW);
sz = n;
r = RegQueryValueExW( hService, szImagePath, 0, &type, p, &sz );
r = RegQueryValueExW( hKey, szImagePath, 0, &type, p, &sz );
if( ( r == ERROR_SUCCESS ) || ( type == REG_SZ ) )
{
lpServiceConfig->lpBinaryPathName = (LPWSTR) p;
@ -988,7 +1098,7 @@ QueryServiceConfigW( SC_HANDLE hService,
}
sz = n;
r = RegQueryValueExW( hService, szGroup, 0, &type, p, &sz );
r = RegQueryValueExW( hKey, szGroup, 0, &type, p, &sz );
if( ( r == ERROR_SUCCESS ) || ( type == REG_SZ ) )
{
lpServiceConfig->lpLoadOrderGroup = (LPWSTR) p;
@ -997,7 +1107,7 @@ QueryServiceConfigW( SC_HANDLE hService,
}
sz = n;
r = RegQueryValueExW( hService, szDependencies, 0, &type, p, &sz );
r = RegQueryValueExW( hKey, szDependencies, 0, &type, p, &sz );
if( ( r == ERROR_SUCCESS ) || ( type == REG_SZ ) )
{
lpServiceConfig->lpDependencies = (LPWSTR) p;
@ -1062,6 +1172,8 @@ BOOL WINAPI ChangeServiceConfig2A( SC_HANDLE hService, DWORD dwInfoLevel,
BOOL WINAPI ChangeServiceConfig2W( SC_HANDLE hService, DWORD dwInfoLevel,
LPVOID lpInfo)
{
HKEY hKey = ((struct sc_handle*) hService)->u.service.hkey;
if (dwInfoLevel == SERVICE_CONFIG_DESCRIPTION)
{
static const WCHAR szDescription[] = {'D','e','s','c','r','i','p','t','i','o','n',0};
@ -1070,9 +1182,9 @@ BOOL WINAPI ChangeServiceConfig2W( SC_HANDLE hService, DWORD dwInfoLevel,
{
TRACE("Setting Description to %s\n",debugstr_w(sd->lpDescription));
if (sd->lpDescription[0] == 0)
RegDeleteValueW(hService,szDescription);
RegDeleteValueW(hKey,szDescription);
else
RegSetValueExW(hService, szDescription, 0, REG_SZ,
RegSetValueExW(hKey, szDescription, 0, REG_SZ,
(LPVOID)sd->lpDescription,
sizeof(WCHAR)*(strlenW(sd->lpDescription)+1));
}