X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FUniversal%2FVariable%2FEmuRuntimeDxe%2FInitVariable.c;h=309a4b8dbfeb61e8b2e599b0a7dcd7aa1c6dc826;hp=1feedc07c332eb0180a3b8e635d1a52f8f8e8102;hb=3d7ebd6434311f6cf7e9dbb42c9db0f6f3185085;hpb=dd59d95e1994c3d4dde7a0d5503109db1d207bea

diff --git a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/InitVariable.c b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/InitVariable.c
index 1feedc07c3..309a4b8dbf 100644
--- a/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/InitVariable.c
+++ b/MdeModulePkg/Universal/Variable/EmuRuntimeDxe/InitVariable.c
@@ -60,14 +60,22 @@ RuntimeServiceGetVariable (
 
   This code Finds the Next available variable.
 
-  @param VariableNameSize           Size of the variable name
-  @param VariableName               Pointer to variable name
-  @param VendorGuid                 Variable Vendor Guid
-
-  @return EFI_INVALID_PARAMETER     Invalid parameter
-  @return EFI_SUCCESS               Find the specified variable
-  @return EFI_NOT_FOUND             Not found
-  @return EFI_BUFFER_TO_SMALL       DataSize is too small for the result
+  @param  VariableNameSize       The size of the VariableName buffer. The size must be large enough to fit input
+                                 string supplied in VariableName buffer.
+  @param  VariableName           On input, supplies the last VariableName that was returned by GetNextVariableName().
+                                 On output, returns the Null-terminated Unicode string of the current variable.
+  @param  VendorGuid             On input, supplies the last VendorGuid that was returned by GetNextVariableName().
+                                 On output, returns the VendorGuid of the current variable.
+
+  @retval EFI_SUCCESS            The function completed successfully.
+  @retval EFI_NOT_FOUND          The next variable was not found.
+  @retval EFI_BUFFER_TOO_SMALL   The VariableNameSize is too small for the result.
+                                 VariableNameSize has been updated with the size needed to complete the request.
+  @retval EFI_INVALID_PARAMETER  VariableNameSize or VariableName or VendorGuid is NULL.
+  @retval EFI_INVALID_PARAMETER  The input values of VariableName and VendorGuid are not a name and
+                                 GUID of an existing variable.
+  @retval EFI_INVALID_PARAMETER  Null-terminator is not found in the first VariableNameSize bytes of
+                                 the input VariableName buffer.
 
 **/
 EFI_STATUS