From 0ccf20f0c9e2646ef4743115a6713ac5547f1ad4 Mon Sep 17 00:00:00 2001
From: Aiken Harris <harraiken91@gmail.com>
Date: Fri, 3 Jul 2026 23:39:20 +0200
Subject: [PATCH] Add SEH exception pointers structure and accessors

---
 sdk/xtdk/iotypes.h  |  1 +
 sdk/xtdk/rtltypes.h | 13 +++++++++++++
 sdk/xtdk/xtstruct.h |  1 +
 3 files changed, 15 insertions(+)

diff --git a/sdk/xtdk/iotypes.h b/sdk/xtdk/iotypes.h
index 1f794dc..4e3a377 100644
--- a/sdk/xtdk/iotypes.h
+++ b/sdk/xtdk/iotypes.h
@@ -4,6 +4,7 @@
  * FILE:            sdk/xtdk/iotypes.h
  * DESCRIPTION:     I/O related type definitions
  * DEVELOPERS:      Rafal Kupiec <belliash@codingworkshop.eu.org>
+ *                  Aiken Harris <harraiken91@gmail.com>
  */
 
 #ifndef __XTDK_IOTYPES_H
diff --git a/sdk/xtdk/rtltypes.h b/sdk/xtdk/rtltypes.h
index f35a7a0..3311b66 100644
--- a/sdk/xtdk/rtltypes.h
+++ b/sdk/xtdk/rtltypes.h
@@ -4,6 +4,7 @@
  * FILE:            sdk/xtdk/rtltypes.h
  * DESCRIPTION:     Runtime library structures definitions
  * DEVELOPERS:      Rafal Kupiec <belliash@codingworkshop.eu.org>
+ *                  Aiken Harris <harraiken91@gmail.com>
  */
 
 #ifndef __XTDK_RTLTYPES_H
@@ -11,6 +12,7 @@
 
 #include <xtbase.h>
 #include <xttypes.h>
+#include ARCH_HEADER(xtstruct.h)
 
 
 /* UUID string lengths */
@@ -42,6 +44,10 @@
 #define EXCEPTION_TARGET_UNWIND                         0x20
 #define EXCEPTION_COLLIDED_UNWIND                       0x40
 
+/* Exception Record accessors */
+#define EXCEPTION_CODE                                  _exception_code()
+#define EXCEPTION_INFORMATION                           (PEXCEPTION_POINTERS)_exception_info()
+
 /* Maximum number of lead bytes for NLS */
 #define NLS_MAXIMUM_LEADBYTES                           12
 
@@ -114,6 +120,13 @@ typedef struct _CPTABLE_INFO
     PUSHORT DBCSOffsets;
 } CPTABLE_INFO, *PCPTABLE_INFO;
 
+/* Exception Pointers structure definition */
+typedef struct _EXCEPTION_POINTERS
+{
+    PEXCEPTION_RECORD ExceptionRecord;
+    PCONTEXT ContextRecord;
+} EXCEPTION_POINTERS, *PEXCEPTION_POINTERS;
+
 /* 128-bit buffer containing a unique identifier value */
 typedef struct _GUID
 {
diff --git a/sdk/xtdk/xtstruct.h b/sdk/xtdk/xtstruct.h
index 6d02b9b..646c41b 100644
--- a/sdk/xtdk/xtstruct.h
+++ b/sdk/xtdk/xtstruct.h
@@ -276,6 +276,7 @@ typedef struct _EPROCESS_QUOTA_BLOCK EPROCESS_QUOTA_BLOCK, *PEPROCESS_QUOTA_BLOC
 typedef struct _EPROCESS_QUOTA_ENTRY EPROCESS_QUOTA_ENTRY, *PEPROCESS_QUOTA_ENTRY;
 typedef struct _ERESOURCE ERESOURCE, *PERESOURCE;
 typedef struct _ETHREAD ETHREAD, *PETHREAD;
+typedef struct _EXCEPTION_POINTERS EXCEPTION_POINTERS, *PEXCEPTION_POINTERS;
 typedef struct _EXCEPTION_RECORD EXCEPTION_RECORD, *PEXCEPTION_RECORD;
 typedef struct _EXCEPTION_REGISTRATION_RECORD EXCEPTION_REGISTRATION_RECORD, *PEXCEPTION_REGISTRATION_RECORD;
 typedef struct _FAST_IO_DISPATCH FAST_IO_DISPATCH, *PFAST_IO_DISPATCH;