Author: fireball
Date: Wed Mar 30 21:21:42 2011
New Revision: 51208
URL: http://svn.reactos.org/svn/reactos?rev=51208&view=rev
Log:
[NTDLL]
- Implement LdrEnumerateLoadedModules().
Modified:
trunk/reactos/dll/ntdll/def/ntdll.pspec
trunk/reactos/dll/ntdll/ldr/ldrapi.c
Modified: trunk/reactos/dll/ntdll/def/ntdll.pspec
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/ntdll/def/ntdll.pspec?rev=51208&r1=51207&r2=51208&view=diff
==============================================================================
--- trunk/reactos/dll/ntdll/def/ntdll.pspec [iso-8859-1] (original)
+++ trunk/reactos/dll/ntdll/def/ntdll.pspec [iso-8859-1] Wed Mar 30 21:21:42
2011
@@ -77,7 +77,7 @@
//@ stdcall LdrDestroyOutOfProcessImage
@ stdcall LdrDisableThreadCalloutsForDll(long)
@ stdcall LdrEnumResources(ptr ptr long ptr ptr)
-//@ stdcall LdrEnumerateLoadedModules
+@ stdcall LdrEnumerateLoadedModules(long ptr long)
//@ stdcall LdrFindCreateProcessManifest // 5.1 and 5.2 only
@ stdcall LdrFindEntryForAddress(ptr ptr)
@ stdcall LdrFindResourceDirectory_U(long ptr long ptr)
Modified: trunk/reactos/dll/ntdll/ldr/ldrapi.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/ntdll/ldr/ldrapi.c?rev=51208&r1=51207&r2=51208&view=diff
==============================================================================
--- trunk/reactos/dll/ntdll/ldr/ldrapi.c [iso-8859-1] (original)
+++ trunk/reactos/dll/ntdll/ldr/ldrapi.c [iso-8859-1] Wed Mar 30 21:21:42 2011
@@ -530,4 +530,66 @@
return LdrQueryProcessModuleInformationEx(0, 0, ModuleInformation, Size,
ReturnedSize);
}
+NTSTATUS
+NTAPI
+LdrEnumerateLoadedModules(BOOLEAN ReservedFlag, PLDR_ENUM_CALLBACK EnumProc,
ULONG Context)
+{
+ PLIST_ENTRY ListHead, ListEntry;
+ PLDR_DATA_TABLE_ENTRY LdrEntry;
+ NTSTATUS Status;
+ ULONG Cookie;
+ BOOLEAN Stop = FALSE;
+
+ /* Check parameters */
+ if (ReservedFlag || !EnumProc) return STATUS_INVALID_PARAMETER;
+
+ /* Acquire the loader lock */
+ Status = LdrLockLoaderLock(0, NULL, &Cookie);
+ if (!NT_SUCCESS(Status)) return Status;
+
+ /* Loop all the modules and call enum proc */
+ ListHead = &NtCurrentPeb()->Ldr->InLoadOrderModuleList;
+ ListEntry = ListHead->Flink;
+ while (ListHead != ListEntry)
+ {
+ /* Get the entry */
+ LdrEntry = CONTAINING_RECORD(ListEntry, LDR_DATA_TABLE_ENTRY,
InLoadOrderLinks);
+
+ /* Call the enumeration proc inside SEH */
+ _SEH2_TRY
+ {
+ EnumProc(LdrEntry, Context, &Stop);
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ /* Ignoring the exception */
+ } _SEH2_END;
+
+ /* Break if we were asked to stop enumeration */
+ if (Stop)
+ {
+ /* Release loader lock */
+ Status = LdrUnlockLoaderLock(0, Cookie);
+
+ /* Reset any successful status to STATUS_SUCCESS, but leave
+ failure to the caller */
+ if (NT_SUCCESS(Status))
+ Status = STATUS_SUCCESS;
+
+ /* Return any possible failure status */
+ return Status;
+ }
+
+ /* Advance to the next module */
+ ListEntry = ListEntry->Flink;
+ }
+
+ /* Release loader lock, it must succeed this time */
+ Status = LdrUnlockLoaderLock(0, Cookie);
+ ASSERT(NT_SUCCESS(Status));
+
+ /* Return success */
+ return STATUS_SUCCESS;
+}
+
/* EOF */
