Add in ConvertIso639LanguageToRfc3066Language API.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5267 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdePkg/Include/Library/HiiLib.h b/MdePkg/Include/Library/HiiLib.h
index 199a5ec1828777d9712ffb132af231d08b469235..30c1fe043afc915095409c0a921e3ccd7f506355 100644 (file)
--- a/MdePkg/Include/Library/HiiLib.h
+++ b/MdePkg/Include/Library/HiiLib.h
@@ -409,6 +409,12 @@ HiiLibGetSupportedLanguageNumber (
 /**\r
   Convert language code from RFC3066 to ISO639-2.\r
 \r
+  LanguageRfc3066 contain a single RFC 3066 code such as\r
+  "en-US" or "fr-FR".\r
+\r
+  The LanguageRfc3066 must be a buffer large enough\r
+  for ISO_639_2_ENTRY_SIZE characters.\r
+\r
   If LanguageRfc3066 is NULL, then ASSERT.\r
   If LanguageIso639 is NULL, then ASSERT.\r
 \r
@@ -422,8 +428,35 @@ HiiLibGetSupportedLanguageNumber (
 EFI_STATUS\r
 EFIAPI\r
 ConvertRfc3066LanguageToIso639Language (\r
-  CHAR8   *LanguageRfc3066,\r
-  CHAR8   *LanguageIso639\r
+  IN  CHAR8   *LanguageRfc3066,\r
+  OUT CHAR8   *LanguageIso639\r
+  )\r
+;\r
+\r
+/**\r
+  Convert language code from ISO639-2 to RFC3066.\r
+\r
+  LanguageIso639 contain a single ISO639-2 code such as\r
+  "eng" or "fra".\r
+\r
+  The LanguageRfc3066 must be a buffer large enough\r
+  for RFC_3066_ENTRY_SIZE characters.\r
+\r
+  If LanguageIso639 is NULL, then ASSERT.\r
+  If LanguageRfc3066 is NULL, then ASSERT.\r
+\r
+  @param  LanguageIso639         ISO639-2 language code.\r
+  @param  LanguageRfc3066        RFC3066 language code.\r
+\r
+  @retval EFI_SUCCESS            Language code converted.\r
+  @retval EFI_NOT_FOUND          Language code not found.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ConvertIso639LanguageToRfc3066Language (\r
+  IN  CONST CHAR8   *LanguageIso639,\r
+  OUT CHAR8         *LanguageRfc3066\r
   )\r
 ;\r
 \r