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[mirror_edk2.git] / Nt32Pkg / PlatformBdsDxe / Generic / Language.c
diff --git a/Nt32Pkg/PlatformBdsDxe/Generic/Language.c b/Nt32Pkg/PlatformBdsDxe/Generic/Language.c
new file mode 100644 (file)
index 0000000..b09df3a
--- /dev/null
+++ b/Nt32Pkg/PlatformBdsDxe/Generic/Language.c
@@ -0,0 +1,436 @@
+/*++\r
+\r
+Copyright (c) 2006 - 2007, Intel Corporation\r
+All rights reserved. This program and the accompanying materials\r
+are licensed and made available under the terms and conditions of the BSD License\r
+which accompanies this distribution.  The full text of the license may be found at\r
+http://opensource.org/licenses/bsd-license.php\r
+\r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+Module Name:\r
+\r
+  language.c\r
+\r
+Abstract:\r
+\r
+ Language settings\r
+\r
+Revision History\r
+\r
+--*/\r
+\r
+//\r
+// Include common header file for this module.\r
+//\r
+#include "CommonHeader.h"\r
+\r
+#include "String.h"\r
+#include "Language.h"\r
+\r
+#define NARROW_GLYPH_NUMBER 8\r
+#define WIDE_GLYPH_NUMBER   75\r
+\r
+//\r
+// Default language code, currently is English\r
+//\r
+CHAR8 *mDefaultLangCode = "eng";\r
+\r
+typedef struct {\r
+  EFI_HII_FONT_PACK FixedLength;\r
+  EFI_NARROW_GLYPH  NarrowArray[NARROW_GLYPH_NUMBER];\r
+  EFI_WIDE_GLYPH    WideArray[WIDE_GLYPH_NUMBER];\r
+} FONT_PACK;\r
+\r
+FONT_PACK mFontPack = {\r
+  sizeof (EFI_HII_FONT_PACK) + (NARROW_GLYPH_NUMBER * sizeof (EFI_NARROW_GLYPH)) + (WIDE_GLYPH_NUMBER * sizeof (EFI_WIDE_GLYPH)),\r
+  EFI_HII_FONT,\r
+  NARROW_GLYPH_NUMBER,\r
+  WIDE_GLYPH_NUMBER,\r
+  {     // Narrow Glyphs\r
+    {\r
+      0x05d0,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x4E,\r
+        0x6E,\r
+        0x62,\r
+        0x32,\r
+        0x32,\r
+        0x3C,\r
+        0x68,\r
+        0x4C,\r
+        0x4C,\r
+        0x46,\r
+        0x76,\r
+        0x72,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x05d1,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x78,\r
+        0x7C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x7E,\r
+        0x7E,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x05d2,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x78,\r
+        0x7C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x1C,\r
+        0x3E,\r
+        0x66,\r
+        0x66,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x05d3,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x7E,\r
+        0x7E,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x05d4,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x7C,\r
+        0x7E,\r
+        0x06,\r
+        0x06,\r
+        0x06,\r
+        0x06,\r
+        0x66,\r
+        0x66,\r
+        0x66,\r
+        0x66,\r
+        0x66,\r
+        0x66,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x05d5,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x3C,\r
+        0x3C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x0C,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x05d6,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x38,\r
+        0x38,\r
+        0x1E,\r
+        0x1E,\r
+        0x18,\r
+        0x18,\r
+        0x18,\r
+        0x18,\r
+        0x18,\r
+        0x18,\r
+        0x18,\r
+        0x18,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },\r
+    {\r
+      0x0000,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    }\r
+  },\r
+  {     // Wide Glyphs\r
+    {\r
+      0x0020,\r
+      0x00,\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      },\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      },\r
+      {\r
+        0x00,\r
+        0x00,\r
+        0x00\r
+      }\r
+    },  //\r
+  }\r
+};\r
+\r
+VOID\r
+ExportFonts (\r
+  VOID\r
+  )\r
+/*++\r
+\r
+Routine Description:\r
+  Routine to export glyphs to the HII database.  This is in addition to whatever is defined in the Graphics Console driver.\r
+\r
+Arguments:\r
+  None\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+  EFI_HII_HANDLE    HiiHandle;\r
+  EFI_HII_PACKAGES  *PackageList;\r
+\r
+  PackageList = PreparePackages (1, NULL, &mFontPack);\r
+  //\r
+  // Register our Fonts into the global database\r
+  //\r
+  HiiHandle = 0;\r
+  Hii->NewPack (Hii, PackageList, &HiiHandle);\r
+\r
+  FreePool (PackageList);\r
+}\r
+\r
+VOID\r
+InitializeLanguage (\r
+  BOOLEAN LangCodesSettingRequired\r
+  )\r
+/*++\r
+\r
+Routine Description:\r
+  Determine the current language that will be used\r
+  based on language related EFI Variables\r
+\r
+Arguments:\r
+  LangCodesSettingRequired - If required to set LangCode variable\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+  EFI_STATUS  Status;\r
+  UINTN       Index;\r
+  UINTN       Size;\r
+  CHAR8       LangCode[ISO_639_2_ENTRY_SIZE];\r
+  CHAR8       *LangCodes;\r
+  CHAR16      *LanguageString;\r
+\r
+  LanguageString  = NULL;\r
+  LangCodes       = NULL;\r
+\r
+  ExportFonts ();\r
+\r
+  //\r
+  // Collect the languages from what our current Language support is based on our VFR\r
+  //\r
+  Hii->GetPrimaryLanguages (Hii, gStringPackHandle, &LanguageString);\r
+\r
+  LangCodes = AllocatePool (StrLen (LanguageString));\r
+  ASSERT (LangCodes);\r
+\r
+  //\r
+  // Convert LanguageString from Unicode to EFI defined ASCII LangCodes\r
+  //\r
+  for (Index = 0; LanguageString[Index] != 0x0000; Index++) {\r
+    LangCodes[Index] = (CHAR8) LanguageString[Index];\r
+  }\r
+\r
+  LangCodes[Index] = 0;\r
+\r
+  if (LangCodesSettingRequired) {\r
+    Status = gRT->SetVariable (\r
+                    L"LangCodes",\r
+                    &gEfiGlobalVariableGuid,\r
+                    EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
+                    AsciiStrLen (LangCodes),\r
+                    LangCodes\r
+                    );\r
+  }\r
+  //\r
+  // Find current LangCode from Lang NV Variable\r
+  //\r
+  Size = ISO_639_2_ENTRY_SIZE;\r
+  Status = gRT->GetVariable (\r
+                  L"Lang",\r
+                  &gEfiGlobalVariableGuid,\r
+                  NULL,\r
+                  &Size,\r
+                  &LangCode\r
+                  );\r
+\r
+  if (!EFI_ERROR (Status)) {\r
+    Status = EFI_NOT_FOUND;\r
+    for (Index = 0; LangCodes[Index] != 0; Index += ISO_639_2_ENTRY_SIZE) {\r
+      if (CompareMem (&LangCodes[Index], LangCode, ISO_639_2_ENTRY_SIZE) == 0) {\r
+        Status = EFI_SUCCESS;\r
+        break;\r
+      }\r
+    }\r
+  }\r
+  //\r
+  // If we cannot get language code from Lang variable,\r
+  // or LangCode cannot be found from language table,\r
+  // set the mDefaultLangCode to Lang variable.\r
+  //\r
+  if (EFI_ERROR (Status)) {\r
+    Status = gRT->SetVariable (\r
+                    L"Lang",\r
+                    &gEfiGlobalVariableGuid,\r
+                    EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
+                    ISO_639_2_ENTRY_SIZE,\r
+                    mDefaultLangCode\r
+                    );\r
+  }\r
+\r
+  if (LangCodes) {\r
+    FreePool (LangCodes);\r
+  }\r
+\r
+  if (LanguageString != NULL) {\r
+    FreePool (LanguageString);\r
+  }\r
+\r
+}\r
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