1 files changed, 51 insertions, 11 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/MemImage.h b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/MemImage.h
index 8805c0d75d..54fe517858 100644
--- a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/MemImage.h
+++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/MemImage.h
@@ -18,35 +18,75 @@
 
 #include "HexEditor.h"
 
+/**
+  Initialization function for HDiskImage.
+
+  @retval EFI_SUCCESS       The operation was successful.
+  @retval EFI_LOAD_ERROR    A load error occured.
+**/
 EFI_STATUS
 HMemImageInit (
   VOID
   );
-EFI_STATUS
-HMemImageCleanup (
-  VOID
-  );
+
+/**
+  Backup function for HDiskImage. Only a few fields need to be backup. 
+  This is for making the Disk buffer refresh as few as possible.
+
+  @retval EFI_SUCCESS       The operation was successful.
+**/
 EFI_STATUS
 HMemImageBackup (
   VOID
   );
 
+/**
+  Set FileName field in HFileImage.
+
+  @param[in] Offset   The offset.
+  @param[in] Size     The size.
+
+  @retval EFI_SUCCESS           The operation was successful.
+  @retval EFI_OUT_OF_RESOURCES  A memory allocation failed.
+**/
 EFI_STATUS
 HMemImageSetMemOffsetSize (
-  IN UINTN,
-  IN UINTN
+  IN UINTN Offset,
+  IN UINTN Size
   );
 
+/**
+  Read a disk from disk into HBufferImage.
+
+  @param[in] Offset   The offset.
+  @param[in] Size     The size.
+  @param[in] Recover  if is for recover, no information print.
+
+  @retval EFI_LOAD_ERROR        A load error occured.
+  @retval EFI_SUCCESS           The operation was successful.
+  @retval EFI_OUT_OF_RESOURCES  A memory allocation failed.
+**/
 EFI_STATUS
 HMemImageRead (
-  IN UINTN,
-  IN UINTN,
-  IN BOOLEAN
+  IN UINTN     Offset,
+  IN UINTN     Size,
+  IN BOOLEAN   Recover
   );
+
+/**
+  Save lines in HBufferImage to disk.
+
+  @param[in] Offset   The offset.
+  @param[in] Size     The size.
+
+  @retval EFI_LOAD_ERROR        A load error occured.
+  @retval EFI_SUCCESS           The operation was successful.
+  @retval EFI_OUT_OF_RESOURCES  A memory allocation failed.
+**/
 EFI_STATUS
 HMemImageSave (
-  IN UINTN,
-  IN UINTN
+  IN UINTN Offset,
+  IN UINTN Size
   );
 
 #endif