MdePkg and MdeModulePkg Pcd: Add the new EFI_GET_PCD_INFO_PROTOCOL and EFI_GET_PCD_IN...

[mirror_edk2.git] / MdePkg / Library / BasePcdLibNull / PcdLib.c

diff --git a/MdePkg/Library/BasePcdLibNull/PcdLib.c b/MdePkg/Library/BasePcdLibNull/PcdLib.c
index 4823f5ad6716da6fe006632e76e2b27f490ffd01..8333aaa3f96aa96aefbc3185c4562aeb08c296a5 100644 (file)
--- a/MdePkg/Library/BasePcdLibNull/PcdLib.c
+++ b/MdePkg/Library/BasePcdLibNull/PcdLib.c
@@ -919,3 +919,69 @@ LibPatchPcdSetPtr (
   return (VOID *) Buffer;\r
 }\r
 \r
+/**\r
+  Retrieve additional information associated with a PCD token.\r
+\r
+  This includes information such as the type of value the TokenNumber is associated with as well as possible\r
+  human readable name that is associated with the token.\r
+\r
+  If TokenNumber is not in the default token space specified, then ASSERT().\r
+\r
+  @param[in]    TokenNumber The PCD token number.\r
+  @param[out]   PcdInfo     The returned information associated with the requested TokenNumber.\r
+                            The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r
+**/\r
+VOID\r
+EFIAPI\r
+LibPcdGetInfo (\r
+  IN        UINTN           TokenNumber,\r
+  OUT       PCD_INFO        *PcdInfo\r
+  )\r
+{\r
+  ASSERT (FALSE);\r
+}\r
+\r
+/**\r
+  Retrieve additional information associated with a PCD token.\r
+\r
+  This includes information such as the type of value the TokenNumber is associated with as well as possible\r
+  human readable name that is associated with the token.\r
+\r
+  If TokenNumber is not in the token space specified by Guid, then ASSERT().\r
+\r
+  @param[in]    Guid        The 128-bit unique value that designates the namespace from which to extract the value.\r
+  @param[in]    TokenNumber The PCD token number.\r
+  @param[out]   PcdInfo     The returned information associated with the requested TokenNumber.\r
+                            The caller is responsible for freeing the buffer that is allocated by callee for PcdInfo->PcdName.\r
+**/\r
+VOID\r
+EFIAPI\r
+LibPcdGetInfoEx (\r
+  IN CONST  GUID            *Guid,\r
+  IN        UINTN           TokenNumber,\r
+  OUT       PCD_INFO        *PcdInfo\r
+  )\r
+{\r
+  ASSERT (FALSE);\r
+}\r
+\r
+/**\r
+  Retrieve the currently set SKU Id.\r
+\r
+  If the sku id got >= PCD_MAX_SKU_ID, then ASSERT().\r
+\r
+  @return   The currently set SKU Id. If the platform has not set at a SKU Id, then the\r
+            default SKU Id value of 0 is returned. If the platform has set a SKU Id, then the currently set SKU\r
+            Id is returned.\r
+**/\r
+UINTN\r
+EFIAPI\r
+LibPcdGetSku (\r
+  VOID\r
+  )\r
+{\r
+  ASSERT (FALSE);\r
+\r
+  return 0;\r
+}\r
+\r