[chore] Use gnu-efi as a part of project

2026-05-29 19:06:37 +08:00
parent 990c2a6295
commit d31cd01771
94 changed files with 22988 additions and 33 deletions
@@ -0,0 +1,103 @@
+#ifndef _EFI_LEGACY_EFILIB_H
+#define _EFI_LEGACY_EFILIB_H
+
+/*
+ABIs:
+Default ABI will be highest number
+Older versions can be selected via compiler defines
+*/
+
+/* Option to set all compat to GNU-EFI 3.0
+   To keep existing apps working without change
+   Default to current ABI
+*/
+#ifdef GNU_EFI_3_0_COMPAT
+#define GNU_EFI_USE_REALLOCATEPOOL_ABI 0
+#define GNU_EFI_USE_COPYMEM_ABI 0
+#define GNU_EFI_USE_COMPAREGUID_ABI 0
+#endif
+
+/* ReallocatePool */
+#ifndef GNU_EFI_USE_REALLOCATEPOOL_ABI
+#define GNU_EFI_USE_REALLOCATEPOOL_ABI 1
+#endif
+
+#if GNU_EFI_USE_REALLOCATEPOOL_ABI == 0
+#define ReallocatePool(a,b,c) ReallocatePool_0(a,b,c)
+#else
+#define ReallocatePool(a,b,c) ReallocatePool_1(a,b,c)
+#endif
+
+/* prevent circular headers */
+VOID *
+EFIAPI
+ReallocatePool_1 (
+        IN UINTN  OldSize,
+        IN UINTN  NewSize,
+        IN VOID   *OldPool  OPTIONAL
+);
+
+EFI_INTERNAL
+VOID *
+EFIAPI
+ReallocatePool_0 (
+    IN VOID                 *OldPool,
+    IN UINTN                OldSize,
+    IN UINTN                NewSize
+)
+{
+    return ReallocatePool_1(OldSize, NewSize, OldPool);
+}
+
+/* end ReallocatePool */
+
+/* CopyMem */
+/* CopyMemC isn't deprecated - serves different purpose to CopyMem */
+
+#ifndef GNU_EFI_USE_COPYMEM_ABI
+#define GNU_EFI_USE_COPYMEM_ABI 1
+#endif
+
+#if GNU_EFI_USE_COPYMEM_ABI == 0
+#define CopyMem(a,b,c) CopyMemC(a,b,c)
+#else
+#define CopyMem(a,b,c) CopyMem_1(a,b,c)
+#endif
+
+/* end CopyMem */
+
+/* CompareGuid */
+
+#ifndef GNU_EFI_USE_COMPAREGUID_ABI
+#define GNU_EFI_USE_COMPAREGUID_ABI 1
+#endif
+
+#if GNU_EFI_USE_COMPAREGUID_ABI == 0
+#define CompareGuid(a,b) CompareGuid_0(a,b)
+#else
+#define CompareGuid(a,b) CompareGuid_1(a,b)
+#endif
+
+/* prevent circular headers */
+BOOLEAN
+EFIAPI
+CompareGuid_1 (
+    IN CONST EFI_GUID     *Guid1,
+    IN CONST EFI_GUID     *Guid2
+);
+
+EFI_INTERNAL
+INTN
+EFIAPI
+CompareGuid_0 (
+    IN EFI_GUID     *Guid1,
+    IN EFI_GUID     *Guid2)
+{
+    if (CompareGuid_1(Guid1, Guid2)) {
+        return 0;
+    } else {
+        return 1;
+    }
+}
+
+#endif