Initial PE/COFF support for loading image files

xtldr/includes/blmod.h

@@ -2,7 +2,7 @@
  * PROJECT:         ExectOS
  * COPYRIGHT:       See COPYING.md in the top level directory
  * FILE:            xtldr/includes/blmod.h
- * DESCRIPTION:     Top level header for XTLDR modules
+ * DESCRIPTION:     Top level header for XTLDR modules support
  * DEVELOPERS:      Rafal Kupiec <belliash@codingworkshop.eu.org>
  */
 
@@ -14,4 +14,16 @@
 #include <blproto.h>
 
 
+/* Structures forward declarations */
+typedef struct _XT_PECOFFF_IMAGE_PROTOCOL XT_PECOFF_IMAGE_PROTOCOL, *PXT_PECOFF_IMAGE_PROTOCOL;
+
+/* Pointers to the routines provided by the modules */
+typedef EFI_STATUS (*PXT_PECOFF_PROTOCOL_LOAD)(IN PEFI_FILE_HANDLE FileHandle, IN PVOID VirtualAddress, OUT PPECOFF_IMAGE_CONTEXT *Image);
+
+/* EFI XT PE/COFF Image Protocol */
+typedef struct _XT_PECOFFF_IMAGE_PROTOCOL
+{
+    PXT_PECOFF_PROTOCOL_LOAD Load;
+} XT_PECOFF_IMAGE_PROTOCOL, *PXT_PECOFF_IMAGE_PROTOCOL;
+
 #endif /* __XTLDR_BLMOD_H */

xtldr/includes/blproto.h

@@ -14,6 +14,10 @@
 
 
 /* Loader protocol routine pointers */
+typedef EFI_STATUS (*PBL_ALLOCATE_PAGES)(IN UINT64 Size, OUT PEFI_PHYSICAL_ADDRESS Memory);
+typedef EFI_STATUS (*PBL_ALLOCATE_POOL)(IN UINT_PTR Size, OUT PVOID *Memory);
+typedef EFI_STATUS (*PBL_FREE_PAGES)(IN UINT64 Size, IN EFI_PHYSICAL_ADDRESS Memory);
+typedef EFI_STATUS (*PBL_FREE_POOL)(IN PVOID Memory);
 typedef VOID (*PBL_DBG_PRINT)(IN PUINT16 Format, IN ...);
 typedef VOID (*PBL_EFI_PRINT)(IN PUINT16 Format, IN ...);
 typedef EFI_STATUS (*PBL_CLOSE_VOLUME)(IN PEFI_HANDLE VolumeHandle);
@@ -22,6 +26,10 @@ typedef EFI_STATUS (*PBL_OPEN_VOLUME)(IN PEFI_DEVICE_PATH_PROTOCOL DevicePath, O
 /* EFI XT Boot Loader Protocol */
 typedef struct _XT_BOOT_LOADER_PROTOCOL
 {
+    PBL_ALLOCATE_PAGES AllocatePages;
+    PBL_ALLOCATE_POOL AllocatePool;
+    PBL_FREE_PAGES FreePages;
+    PBL_FREE_POOL FreePool;
     PBL_DBG_PRINT DbgPrint;
     PBL_EFI_PRINT EfiPrint;
     PBL_CLOSE_VOLUME CloseVolume;