[gedmurphy] 40802: Rewrite, the last method of getting service dependants and dependent services was flawed/buggy.
5 May
2009
5 May
'09
10:04 p.m.
Author: gedmurphy
Date: Wed May 6 02:04:19 2009
New Revision: 40802
URL: http://svn.reactos.org/svn/reactos?rev=40802&view=rev
Log:
Rewrite, the last method of getting service dependants and dependent services was
flawed/buggy.
Modified:
trunk/reactos/base/applications/mscutils/servman/dependencies.c
trunk/reactos/base/applications/mscutils/servman/precomp.h
trunk/reactos/base/applications/mscutils/servman/propsheet_depends.c
trunk/reactos/base/applications/mscutils/servman/stop.c
Modified: trunk/reactos/base/applications/mscutils/servman/dependencies.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/mscutils…
==============================================================================
--- trunk/reactos/base/applications/mscutils/servman/dependencies.c [iso-8859-1]
(original)
+++ trunk/reactos/base/applications/mscutils/servman/dependencies.c [iso-8859-1] Wed May
6 02:04:19 2009
@@ -9,8 +9,78 @@
#include "precomp.h"
+
+/*
+ * Services which depend on the given service.
+ * The return components depend on this service
+ */
+LPTSTR
+GetDependentServices(SC_HANDLE hService)
+{
+ LPQUERY_SERVICE_CONFIG lpServiceConfig;
+ LPTSTR lpStr = NULL;
+ DWORD bytesNeeded;
+ DWORD bytes;
+
+ if (!QueryServiceConfig(hService,
+ NULL,
+ 0,
+ &bytesNeeded) &&
+ GetLastError() == ERROR_INSUFFICIENT_BUFFER)
+ {
+ lpServiceConfig = HeapAlloc(ProcessHeap,
+ 0,
+ bytesNeeded);
+ if (lpServiceConfig)
+ {
+ if (QueryServiceConfig(hService,
+ lpServiceConfig,
+ bytesNeeded,
+ &bytesNeeded))
+ {
+ if (lpServiceConfig)
+ {
+ lpStr = lpServiceConfig->lpDependencies;
+ bytes = 0;
+
+ while (TRUE)
+ {
+ bytes++;
+
+ if (!*lpStr && !*(lpStr + 1))
+ {
+ bytes++;
+ break;
+ }
+
+ lpStr++;
+ }
+
+ bytes *= sizeof(TCHAR);
+ lpStr = HeapAlloc(ProcessHeap,
+ 0,
+ bytes);
+ if (lpStr)
+ {
+ CopyMemory(lpStr,
+ lpServiceConfig->lpDependencies,
+ bytes);
+ }
+ }
+ }
+ }
+ }
+
+ return lpStr;
+}
+
+
+/*
+ * Services which the given service depends on (1st treeview)
+ * The service depends on the return components
+ */
LPENUM_SERVICE_STATUS
-GetDependentServices(SC_HANDLE hService,
+GetServiceDependents(SC_HANDLE hService,
LPDWORD lpdwCount)
{
LPENUM_SERVICE_STATUS lpDependencies;
@@ -150,7 +220,7 @@
}
/* Get the list of dependencies */
- lpDependencies = GetDependentServices(pStopInfo->hMainService, &dwCount);
+ lpDependencies = GetServiceDependents(pStopInfo->hMainService, &dwCount);
if (lpDependencies)
{
LPENUM_SERVICE_STATUS lpEnumServiceStatus;
Modified: trunk/reactos/base/applications/mscutils/servman/precomp.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/mscutils…
==============================================================================
--- trunk/reactos/base/applications/mscutils/servman/precomp.h [iso-8859-1] (original)
+++ trunk/reactos/base/applications/mscutils/servman/precomp.h [iso-8859-1] Wed May 6
02:04:19 2009
@@ -106,9 +106,10 @@
BOOL GetServiceList(PMAIN_WND_INFO Info, DWORD *NumServices);
/* dependencies */
-LPENUM_SERVICE_STATUS GetDependentServices(SC_HANDLE hService, LPDWORD lpdwCount);
+LPENUM_SERVICE_STATUS GetServiceDependents(SC_HANDLE hService, LPDWORD lpdwCount);
BOOL HasDependentServices(SC_HANDLE hService);
INT_PTR CALLBACK StopDependsDialogProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM
lParam);
+LPTSTR GetDependentServices(SC_HANDLE hService);
/* propsheet.c */
typedef struct _SERVICEPROPSHEET
Modified: trunk/reactos/base/applications/mscutils/servman/propsheet_depends.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/mscutils…
==============================================================================
--- trunk/reactos/base/applications/mscutils/servman/propsheet_depends.c [iso-8859-1]
(original)
+++ trunk/reactos/base/applications/mscutils/servman/propsheet_depends.c [iso-8859-1] Wed
May 6 02:04:19 2009
@@ -61,7 +61,6 @@
LPQUERY_SERVICE_CONFIG lpServiceConfig;
SC_HANDLE hService;
HTREEITEM hChild;
- DWORD bytesNeeded;
LPTSTR lpStr;
LPTSTR lpNoDepends;
@@ -71,75 +70,54 @@
if (hService)
{
- if (!QueryServiceConfig(hService,
- NULL,
- 0,
- &bytesNeeded) &&
- GetLastError() == ERROR_INSUFFICIENT_BUFFER)
- {
- lpServiceConfig = HeapAlloc(ProcessHeap,
- 0,
- bytesNeeded);
- if (lpServiceConfig)
- {
- if (QueryServiceConfig(hService,
- lpServiceConfig,
- bytesNeeded,
- &bytesNeeded))
+ lpStr = GetDependentServices(hService);
+ if (lpStr)
+ {
+ while (*lpStr)
+ {
+ hChild = AddItemToTreeView(hTreeView,
+ hParent,
+ lpServiceConfig->lpDisplayName,
+ lpServiceConfig->dwServiceType);
+
+
+ AddServiceDependency(dlgInfo,
+ hTreeView,
+ hSCManager,
+ lpStr,
+ hChild,
+ hwndDlg);
+
+ while (*lpStr++)
+ ;
+ }
+ }
+ else
+ {
+ if (TreeView_GetCount(hTreeView) == 0)
+ {
+ if (AllocAndLoadString(&lpNoDepends, hInstance, IDS_NO_DEPENDS))
{
- if (lpServiceConfig)
- {
- lpStr = lpServiceConfig->lpDependencies;
-
- if (*lpStr)
- {
- while (*lpStr)
- {
- hChild = AddItemToTreeView(hTreeView,
- hParent,
-
lpServiceConfig->lpDisplayName,
-
lpServiceConfig->dwServiceType);
-
- AddServiceDependency(dlgInfo,
- hTreeView,
- hSCManager,
- lpStr,
- hChild,
- hwndDlg);
-
- while (*lpStr++)
- ;
- }
- }
- else
- {
- if (TreeView_GetCount(hTreeView) == 0)
- {
- if (AllocAndLoadString(&lpNoDepends, hInstance,
IDS_NO_DEPENDS))
- {
- lpStr = lpNoDepends;
- }
-
- AddItemToTreeView(hTreeView,
- hParent,
- lpStr,
- 0);
-
- HeapFree(ProcessHeap,
- 0,
- lpNoDepends);
-
- EnableWindow(hTreeView, FALSE);
- }
- }
- }
+ lpStr = lpNoDepends;
}
+
+ AddItemToTreeView(hTreeView,
+ hParent,
+ lpStr,
+ 0);
HeapFree(ProcessHeap,
0,
- lpServiceConfig);
- }
- }
+ lpNoDepends);
+
+ EnableWindow(hTreeView, FALSE);
+ }
+ }
+
+
+ HeapFree(ProcessHeap,
+ 0,
+ lpStr);
CloseServiceHandle(hService);
}
@@ -147,68 +125,95 @@
}
static VOID
-AddServiceDependent(PSERVICEPROPSHEET dlgInfo,
- HWND hTreeView,
+AddServiceDependent(HWND hTreeView,
+ HTREEITEM hParent,
SC_HANDLE hSCManager,
LPTSTR lpServiceName,
- HTREEITEM hParent,
- HWND hwndDlg)
+ LPTSTR lpDisplayName,
+ DWORD dwServiceType)
{
LPENUM_SERVICE_STATUS lpServiceStatus;
- SC_HANDLE hService;
- HTREEITEM hChild;
- LPTSTR lpNoDepends;
+ SC_HANDLE hChildService;
+ HTREEITEM hChildNode;
DWORD count;
INT i;
- hService = OpenService(hSCManager,
- lpServiceName,
- SERVICE_QUERY_STATUS | SERVICE_ENUMERATE_DEPENDENTS);
- if (hService)
- {
- lpServiceStatus = GetDependentServices(hService, &count);
+
+ hChildNode = AddItemToTreeView(hTreeView,
+ hParent,
+ lpDisplayName,
+ dwServiceType);
+
+ hChildService = OpenService(hSCManager,
+ lpServiceName,
+ SERVICE_QUERY_STATUS | SERVICE_ENUMERATE_DEPENDENTS);
+ if (hChildService)
+ {
+ lpServiceStatus = GetServiceDependents(hChildService, &count);
if (lpServiceStatus)
{
for (i = 0; i < count; i++)
{
- hChild = AddItemToTreeView(hTreeView,
- hParent,
- lpServiceStatus[i].lpDisplayName,
- SERVICE_WIN32);
-
- AddServiceDependent(dlgInfo,
- hTreeView,
+ AddServiceDependent(hTreeView,
+ hChildNode,
hSCManager,
lpServiceStatus[i].lpServiceName,
- hChild,
- hwndDlg);
+ lpServiceStatus[i].lpDisplayName,
+ lpServiceStatus[i].ServiceStatus.dwServiceType);
}
HeapFree(ProcessHeap,
0,
lpServiceStatus);
}
- else
- {
- if (TreeView_GetCount(hTreeView) == 0)
- {
- AllocAndLoadString(&lpNoDepends, hInstance, IDS_NO_DEPENDS);
-
- AddItemToTreeView(hTreeView,
- hParent,
- lpNoDepends,
- 0);
-
- HeapFree(ProcessHeap,
- 0,
- lpNoDepends);
-
- EnableWindow(hTreeView, FALSE);
- }
- }
- }
-}
-
+
+ CloseServiceHandle(hChildService);
+ }
+}
+
+static VOID
+SetServiceDependents(HWND hTreeView,
+ SC_HANDLE hSCManager,
+ SC_HANDLE hService)
+{
+ LPENUM_SERVICE_STATUS lpServiceStatus;
+ LPTSTR lpNoDepends;
+ DWORD count, i;
+
+ lpServiceStatus = GetServiceDependents(hService, &count);
+ if (lpServiceStatus)
+ {
+ for (i = 0; i < count; i++)
+ {
+ AddServiceDependent(hTreeView,
+ NULL,
+ hSCManager,
+ lpServiceStatus[i].lpServiceName,
+ lpServiceStatus[i].lpDisplayName,
+ lpServiceStatus[i].ServiceStatus.dwServiceType);
+ }
+ }
+ else
+ {
+ AllocAndLoadString(&lpNoDepends, hInstance, IDS_NO_DEPENDS);
+
+ AddItemToTreeView(hTreeView,
+ NULL,
+ lpNoDepends,
+ 0);
+
+ HeapFree(ProcessHeap,
+ 0,
+ lpNoDepends);
+
+ EnableWindow(hTreeView, FALSE);
+ }
+}
+
+static VOID
+SetDependentServices(SC_HANDLE hService)
+{
+}
static VOID
InitDependPage(PSERVICEPROPSHEET dlgInfo,
@@ -216,6 +221,7 @@
{
HWND hTreeView1, hTreeView2;
SC_HANDLE hSCManager;
+ SC_HANDLE hService;
dlgInfo->hDependsImageList = InitImageList(IDI_NODEPENDS,
IDI_DRIVER,
@@ -245,19 +251,21 @@
SC_MANAGER_ALL_ACCESS);
if (hSCManager)
{
- AddServiceDependency(dlgInfo,
- hTreeView1,
- hSCManager,
- dlgInfo->pService->lpServiceName,
- NULL,
- hwndDlg);
-
- AddServiceDependent(dlgInfo,
- hTreeView2,
- hSCManager,
- dlgInfo->pService->lpServiceName,
- NULL,
- hwndDlg);
+ hService = OpenService(hSCManager,
+ dlgInfo->pService->lpServiceName,
+ SERVICE_QUERY_STATUS | SERVICE_ENUMERATE_DEPENDENTS |
SERVICE_QUERY_CONFIG);
+ if (hService)
+ {
+ /* Set the first tree view */
+ SetServiceDependents(hTreeView1,
+ hSCManager,
+ hService);
+
+ /* Set the second tree view */
+ SetDependentServices(hService);
+
+ CloseServiceHandle(hService);
+ }
CloseServiceHandle(hSCManager);
}
Modified: trunk/reactos/base/applications/mscutils/servman/stop.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/applications/mscutils…
==============================================================================
--- trunk/reactos/base/applications/mscutils/servman/stop.c [iso-8859-1] (original)
+++ trunk/reactos/base/applications/mscutils/servman/stop.c [iso-8859-1] Wed May 6
02:04:19 2009
@@ -76,7 +76,7 @@
DWORD dwCount;
BOOL bRet = FALSE;
- lpDependencies = GetDependentServices(hService, &dwCount);
+ lpDependencies = GetServiceDependents(hService, &dwCount);
if (lpDependencies)
{
LPENUM_SERVICE_STATUS lpEnumServiceStatus;
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