#! /bin/sh /usr/share/dpatch/dpatch-run
## 43_libeg_uefi_call_wrapper.dpatch by  <jblache@debian.org>
##
## All lines beginning with `## DP:' are a description of the patch.
## DP: Wrap EFI API calls with uefi_call_wrapper(), mandatory for GNU EFI
## DP: especially on x86_64.

@DPATCH@
diff -urNad refit-0.12~/libeg/image.c refit-0.12/libeg/image.c
--- refit-0.12~/libeg/image.c	2008-10-23 18:35:42.000000000 +0200
+++ refit-0.12/libeg/image.c	2008-10-23 18:36:02.603613917 +0200
@@ -108,13 +108,13 @@
     UINTN               BufferSize;
     UINT8               *Buffer;
     
-    Status = BaseDir->Open(BaseDir, &FileHandle, FileName, EFI_FILE_MODE_READ, 0);
+    Status = uefi_call_wrapper(BaseDir->Open, 5, BaseDir, &FileHandle, FileName, EFI_FILE_MODE_READ, 0);
     if (EFI_ERROR(Status))
         return Status;
     
     FileInfo = LibFileInfo(FileHandle);
     if (FileInfo == NULL) {
-        FileHandle->Close(FileHandle);
+        uefi_call_wrapper(FileHandle->Close, 1, FileHandle);
         return EFI_NOT_FOUND;
     }
     ReadSize = FileInfo->FileSize;
@@ -125,12 +125,12 @@
     BufferSize = (UINTN)ReadSize;   // was limited to 1 GB above, so this is safe
     Buffer = (UINT8 *) AllocatePool(BufferSize);
     if (Buffer == NULL) {
-        FileHandle->Close(FileHandle);
+        uefi_call_wrapper(FileHandle->Close, 1, FileHandle);
         return EFI_OUT_OF_RESOURCES;
     }
     
-    Status = FileHandle->Read(FileHandle, &BufferSize, Buffer);
-    FileHandle->Close(FileHandle);
+    Status = uefi_call_wrapper(FileHandle->Read, 3, FileHandle, &BufferSize, Buffer);
+    uefi_call_wrapper(FileHandle->Close, 1, FileHandle);
     if (EFI_ERROR(Status)) {
         FreePool(Buffer);
         return Status;
@@ -172,14 +172,14 @@
             return Status;
     }
     
-    Status = BaseDir->Open(BaseDir, &FileHandle, FileName,
+    Status = uefi_call_wrapper(BaseDir->Open, 5, BaseDir, &FileHandle, FileName,
                            EFI_FILE_MODE_READ | EFI_FILE_MODE_WRITE | EFI_FILE_MODE_CREATE, 0);
     if (EFI_ERROR(Status))
         return Status;
     
     BufferSize = FileDataLength;
-    Status = FileHandle->Write(FileHandle, &BufferSize, FileData);
-    FileHandle->Close(FileHandle);
+    Status = uefi_call_wrapper(FileHandle->Write, 3, FileHandle, &BufferSize, FileData);
+    uefi_call_wrapper(FileHandle->Close, 1, FileHandle);
     
     return Status;
 }
diff -urNad refit-0.12~/libeg/screen.c refit-0.12/libeg/screen.c
--- refit-0.12~/libeg/screen.c	2008-10-23 18:35:42.000000000 +0200
+++ refit-0.12/libeg/screen.c	2008-10-23 18:36:47.797628379 +0200
@@ -37,7 +37,7 @@
 #include "libegint.h"
 
 #include <efiUgaDraw.h>
-#include <efiGraphicsOutput.h>
+/* #include <efiGraphicsOutput.h> */
 #include <efiConsoleControl.h>
 
 // Console defines and variables
@@ -84,7 +84,7 @@
         egScreenHeight = GraphicsOutput->Mode->Info->VerticalResolution;
         egHasGraphics = TRUE;
     } else if (UgaDraw != NULL) {
-        Status = UgaDraw->GetMode(UgaDraw, &UGAWidth, &UGAHeight, &UGADepth, &UGARefreshRate);
+        Status = uefi_call_wrapper(UgaDraw->GetMode, 5, UgaDraw, &UGAWidth, &UGAHeight, &UGADepth, &UGARefreshRate);
         if (EFI_ERROR(Status)) {
             UgaDraw = NULL;   // graphics not available
         } else {
@@ -130,7 +130,7 @@
     EFI_CONSOLE_CONTROL_SCREEN_MODE CurrentMode;
     
     if (ConsoleControl != NULL) {
-        ConsoleControl->GetMode(ConsoleControl, &CurrentMode, NULL, NULL);
+        uefi_call_wrapper(ConsoleControl->GetMode, 4, ConsoleControl, &CurrentMode, NULL, NULL);
         return (CurrentMode == EfiConsoleControlScreenGraphics) ? TRUE : FALSE;
     }
     
@@ -143,12 +143,12 @@
     EFI_CONSOLE_CONTROL_SCREEN_MODE NewMode;
     
     if (ConsoleControl != NULL) {
-        ConsoleControl->GetMode(ConsoleControl, &CurrentMode, NULL, NULL);
+        uefi_call_wrapper(ConsoleControl->GetMode, 4, ConsoleControl, &CurrentMode, NULL, NULL);
         
         NewMode = Enable ? EfiConsoleControlScreenGraphics
                          : EfiConsoleControlScreenText;
         if (CurrentMode != NewMode)
-            ConsoleControl->SetMode(ConsoleControl, NewMode);
+	    uefi_call_wrapper(ConsoleControl->SetMode, 2, ConsoleControl, NewMode);
     }
 }
 
@@ -172,10 +172,10 @@
         // EFI_GRAPHICS_OUTPUT_BLT_PIXEL and EFI_UGA_PIXEL have the same
         // layout, and the header from TianoCore actually defines them
         // to be the same type.
-        GraphicsOutput->Blt(GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)&FillColor, EfiBltVideoFill,
+        uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)&FillColor, EfiBltVideoFill,
                             0, 0, 0, 0, egScreenWidth, egScreenHeight, 0);
     } else if (UgaDraw != NULL) {
-        UgaDraw->Blt(UgaDraw, &FillColor, EfiUgaVideoFill,
+        uefi_call_wrapper(UgaDraw->Blt, 10, UgaDraw, &FillColor, EfiUgaVideoFill,
                      0, 0, 0, 0, egScreenWidth, egScreenHeight, 0);
     }
 }
@@ -191,10 +191,10 @@
     }
     
     if (GraphicsOutput != NULL) {
-        GraphicsOutput->Blt(GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)Image->PixelData, EfiBltBufferToVideo,
+        uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)Image->PixelData, EfiBltBufferToVideo,
                             0, 0, ScreenPosX, ScreenPosY, Image->Width, Image->Height, 0);
     } else if (UgaDraw != NULL) {
-        UgaDraw->Blt(UgaDraw, (EFI_UGA_PIXEL *)Image->PixelData, EfiUgaBltBufferToVideo,
+        uefi_call_wrapper(UgaDraw->Blt, 10, UgaDraw, (EFI_UGA_PIXEL *)Image->PixelData, EfiUgaBltBufferToVideo,
                      0, 0, ScreenPosX, ScreenPosY, Image->Width, Image->Height, 0);
     }
 }
@@ -217,10 +217,10 @@
     }
     
     if (GraphicsOutput != NULL) {
-        GraphicsOutput->Blt(GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)Image->PixelData, EfiBltBufferToVideo,
+        uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)Image->PixelData, EfiBltBufferToVideo,
                             AreaPosX, AreaPosY, ScreenPosX, ScreenPosY, AreaWidth, AreaHeight, Image->Width * 4);
     } else if (UgaDraw != NULL) {
-        UgaDraw->Blt(UgaDraw, (EFI_UGA_PIXEL *)Image->PixelData, EfiUgaBltBufferToVideo,
+        uefi_call_wrapper(UgaDraw->Blt, 10, UgaDraw, (EFI_UGA_PIXEL *)Image->PixelData, EfiUgaBltBufferToVideo,
                      AreaPosX, AreaPosY, ScreenPosX, ScreenPosY, AreaWidth, AreaHeight, Image->Width * 4);
     }
 }
@@ -249,10 +249,10 @@
     
     // get full screen image
     if (GraphicsOutput != NULL) {
-        GraphicsOutput->Blt(GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)Image->PixelData, EfiBltVideoToBltBuffer,
+        uefi_call_wrapper(GraphicsOutput->Blt, 10, GraphicsOutput, (EFI_GRAPHICS_OUTPUT_BLT_PIXEL *)Image->PixelData, EfiBltVideoToBltBuffer,
                             0, 0, 0, 0, Image->Width, Image->Height, 0);
     } else if (UgaDraw != NULL) {
-        UgaDraw->Blt(UgaDraw, (EFI_UGA_PIXEL *)Image->PixelData, EfiUgaVideoToBltBuffer,
+        uefi_call_wrapper(UgaDraw->Blt, 10, UgaDraw, (EFI_UGA_PIXEL *)Image->PixelData, EfiUgaVideoToBltBuffer,
                      0, 0, 0, 0, Image->Width, Image->Height, 0);
     }
     
@@ -277,7 +277,7 @@
     // DEBUG: switch to text mode
 bailout_wait:
     egSetGraphicsModeEnabled(FALSE);
-    BS->WaitForEvent(1, &ST->ConIn->WaitForKey, &Index);
+    uefi_call_wrapper(BS->WaitForEvent, 3, 1, &ST->ConIn->WaitForKey, &Index);
 }
 
 /* EOF */