From 3a9587e09f6548ca7f0fd7801b282565a3d1a14c Mon Sep 17 00:00:00 2001
From: Mike Hearn <mike@navi.cx>
Date: Tue, 22 Mar 2005 21:16:39 +0000
Subject: [PATCH] Log to +seh when an IsBad* function faults.

---
 dlls/kernel/virtual.c | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/dlls/kernel/virtual.c b/dlls/kernel/virtual.c
index c5d8e8d032a..d1c3a3c6384 100644
--- a/dlls/kernel/virtual.c
+++ b/dlls/kernel/virtual.c
@@ -44,6 +44,7 @@
 #include "wine/debug.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(virtual);
+WINE_DECLARE_DEBUG_CHANNEL(seh);
 
 static unsigned int page_size;
 
@@ -541,7 +542,11 @@ BOOL WINAPI IsBadReadPtr(
         dummy = p[0];
         dummy = p[count - 1];
     }
-    __EXCEPT(page_fault) { return TRUE; }
+    __EXCEPT(page_fault)
+    {
+        TRACE_(seh)("%p caused page fault during read\n", ptr);
+        return TRUE;
+    }
     __ENDTRY
     return FALSE;
 }
@@ -574,7 +579,11 @@ BOOL WINAPI IsBadWritePtr(
         p[0] |= 0;
         p[count - 1] |= 0;
     }
-    __EXCEPT(page_fault) { return TRUE; }
+    __EXCEPT(page_fault)
+    {
+        TRACE_(seh)("%p caused page fault during write\n", ptr);
+        return TRUE;
+    }
     __ENDTRY
     return FALSE;
 }
@@ -637,7 +646,11 @@ BOOL WINAPI IsBadStringPtrA(
         volatile const char *p = str;
         while (p != str + max) if (!*p++) break;
     }
-    __EXCEPT(page_fault) { return TRUE; }
+    __EXCEPT(page_fault)
+    {
+        TRACE_(seh)("%p caused page fault during read\n", str);
+        return TRUE;
+    }
     __ENDTRY
     return FALSE;
 }
@@ -654,7 +667,11 @@ BOOL WINAPI IsBadStringPtrW( LPCWSTR str, UINT max )
         volatile const WCHAR *p = str;
         while (p != str + max) if (!*p++) break;
     }
-    __EXCEPT(page_fault) { return TRUE; }
+    __EXCEPT(page_fault)
+    {
+        TRACE_(seh)("%p caused page fault during read\n", str);
+        return TRUE;
+    }
     __ENDTRY
     return FALSE;
 }