+ } else if (NetStringEqualNoCase (This->OptionStr, (UINT8 *) "windowsize")) {\r
+ if (Operation == EFI_MTFTP4_OPCODE_WRQ) {\r
+ //\r
+ // Currently, windowsize is not supported in the write operation.\r
+ //\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ Value = NetStringToU32 (This->ValueStr);\r
+\r
+ if (Value < 1) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ MtftpOption->WindowSize = (UINT16) Value;\r
+ MtftpOption->Exist |= MTFTP4_WINDOWSIZE_EXIST;\r