diff options
Diffstat (limited to 'InOsEmuPkg/Library/ThunkPpiList/ThunkPpiList.c')
-rw-r--r-- | InOsEmuPkg/Library/ThunkPpiList/ThunkPpiList.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/InOsEmuPkg/Library/ThunkPpiList/ThunkPpiList.c b/InOsEmuPkg/Library/ThunkPpiList/ThunkPpiList.c new file mode 100644 index 0000000000..3531b84bf5 --- /dev/null +++ b/InOsEmuPkg/Library/ThunkPpiList/ThunkPpiList.c @@ -0,0 +1,72 @@ +/** @file
+ Emulator Thunk to abstract OS services from pure EFI code
+
+ Copyright (c) 2008 - 2011, Apple Inc. All rights reserved.<BR>
+
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <PiPei.h>
+#include <Library/BaseLib.h>
+
+#include <stdlib.h>
+
+
+UINTN gThunkPpiListSize = 0;
+EFI_PEI_PPI_DESCRIPTOR *gThunkPpiList = NULL;
+
+
+
+EFI_PEI_PPI_DESCRIPTOR *
+GetThunkPpiList (
+ VOID
+ )
+{
+ UINTN Index;
+
+ if (gThunkPpiList == NULL) {
+ return NULL;
+ }
+
+ Index = (gThunkPpiListSize/sizeof (EFI_PEI_PPI_DESCRIPTOR)) - 1;
+ gThunkPpiList[Index].Flags |= EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
+
+ return gThunkPpiList;
+}
+
+
+EFI_STATUS
+EFIAPI
+AddThunkPpi (
+ IN UINTN Flags,
+ IN EFI_GUID *Guid,
+ IN VOID *Ppi
+ )
+{
+ UINTN Index;
+
+ gThunkPpiList = realloc (gThunkPpiList, gThunkPpiListSize + sizeof (EFI_PEI_PPI_DESCRIPTOR));
+ if (gThunkPpiList == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ Index = (gThunkPpiListSize/sizeof (EFI_PEI_PPI_DESCRIPTOR));
+ gThunkPpiList[Index].Flags = Flags;
+ gThunkPpiList[Index].Guid = Guid;
+ gThunkPpiList[Index].Ppi = Ppi;
+ gThunkPpiListSize += sizeof (EFI_PEI_PPI_DESCRIPTOR);
+
+ return EFI_SUCCESS;
+}
+
+
+
+
+
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