[reactos] 01/01: [NTOSKRNL] Add support for callback when enumerating large pool allocations

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=d9a3fd16d41e3aa05b4312...

commit d9a3fd16d41e3aa05b431222c500be87321d82dd
Author:     Pierre Schweitzer [e-mail]
AuthorDate: Tue Jan 15 22:07:35 2019 +0100
Commit:     Pierre Schweitzer [e-mail]
CommitDate: Tue Jan 15 22:07:35 2019 +0100

[NTOSKRNL] Add support for callback when enumerating large pool allocations
---
 ntoskrnl/mm/ARM3/kdbg.c | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/ntoskrnl/mm/ARM3/kdbg.c b/ntoskrnl/mm/ARM3/kdbg.c
index e3a9ef3adf..1682fa8940 100644
--- a/ntoskrnl/mm/ARM3/kdbg.c
+++ b/ntoskrnl/mm/ARM3/kdbg.c
@@ -218,7 +218,9 @@ static
 VOID
 ExpKdbgExtPoolFindLargePool(
     ULONG Tag,
-    ULONG Mask)
+    ULONG Mask,
+    VOID (NTAPI* FoundCallback)(PVOID, PVOID),
+    PVOID CallbackContext)
 {
     ULONG i;

@@ -234,10 +236,17 @@ ExpKdbgExtPoolFindLargePool(

if ((PoolBigPageTable[i].Key & Mask) == (Tag & Mask))
         {
-            /* Print the line */
-            KdbpPrint("%p: tag %.4s, size: %I64x\n",
-                      PoolBigPageTable[i].Va, (PCHAR)&PoolBigPageTable[i].Key,
-                      PoolBigPageTable[i].NumberOfPages << PAGE_SHIFT);
+            if (FoundCallback != NULL)
+            {
+                FoundCallback(PoolBigPageTable[i].Va, CallbackContext);
+            }
+            else
+            {
+                /* Print the line */
+                KdbpPrint("%p: tag %.4s, size: %I64x\n",
+                          PoolBigPageTable[i].Va, (PCHAR)&PoolBigPageTable[i].Key,
+                          PoolBigPageTable[i].NumberOfPages << PAGE_SHIFT);
+            }
         }
     }
 }
@@ -456,7 +465,7 @@ ExpKdbgExtPoolFind(
     }

/* First search for large allocations */
-    ExpKdbgExtPoolFindLargePool(Tag, Mask);
+    ExpKdbgExtPoolFindLargePool(Tag, Mask, NULL, NULL);

if (PoolType == NonPagedPool)
     {