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Diffstat (limited to 'gnu-efi/lib/guid.c')
| -rw-r--r-- | gnu-efi/lib/guid.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/gnu-efi/lib/guid.c b/gnu-efi/lib/guid.c new file mode 100644 index 00000000..fbbf89d4 --- /dev/null +++ b/gnu-efi/lib/guid.c @@ -0,0 +1,179 @@ +/*++ + +Copyright (c) 1998 Intel Corporation + +Module Name: + + misc.c + +Abstract: + + Misc EFI support functions + + + +Revision History + +--*/ + +#include "lib.h" + + +// +// Additional Known guids +// + +#define SHELL_INTERFACE_PROTOCOL \ + { 0x47c7b223, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} } + +#define ENVIRONMENT_VARIABLE_ID \ + { 0x47c7b224, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} } + +#define DEVICE_PATH_MAPPING_ID \ + { 0x47c7b225, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} } + +#define PROTOCOL_ID_ID \ + { 0x47c7b226, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} } + +#define ALIAS_ID \ + { 0x47c7b227, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} } + +static EFI_GUID ShellInterfaceProtocol = SHELL_INTERFACE_PROTOCOL; +static EFI_GUID SEnvId = ENVIRONMENT_VARIABLE_ID; +static EFI_GUID SMapId = DEVICE_PATH_MAPPING_ID; +static EFI_GUID SProtId = PROTOCOL_ID_ID; +static EFI_GUID SAliasId = ALIAS_ID; + +static struct { + EFI_GUID *Guid; + CHAR16 *GuidName; +} KnownGuids[] = { + { &NullGuid, L"G0" }, + { &gEfiGlobalVariableGuid, L"EfiVar" }, + + { &VariableStoreProtocol, L"VarStore" }, + { &gEfiDevicePathProtocolGuid, L"DevPath" }, + { &gEfiLoadedImageProtocolGuid, L"LdImg" }, + { &gEfiSimpleTextInProtocolGuid, L"TxtIn" }, + { &gEfiSimpleTextOutProtocolGuid, L"TxtOut" }, + { &gEfiBlockIoProtocolGuid, L"BlkIo" }, + { &gEfiBlockIo2ProtocolGuid, L"BlkIo2" }, + { &gEfiDiskIoProtocolGuid, L"DskIo" }, + { &gEfiDiskIo2ProtocolGuid, L"DskIo2" }, + { &gEfiSimpleFileSystemProtocolGuid, L"Fs" }, + { &gEfiLoadFileProtocolGuid, L"LdFile" }, + { &gEfiDeviceIoProtocolGuid, L"DevIo" }, + { &gEfiComponentNameProtocolGuid, L"CName" }, + { &gEfiComponentName2ProtocolGuid, L"CName2" }, + + { &gEfiFileInfoGuid, L"FileInfo" }, + { &gEfiFileSystemInfoGuid, L"FsInfo" }, + { &gEfiFileSystemVolumeLabelInfoIdGuid, L"FsVolInfo" }, + + { &gEfiUnicodeCollationProtocolGuid, L"Unicode" }, + { &LegacyBootProtocol, L"LegacyBoot" }, + { &gEfiSerialIoProtocolGuid, L"SerIo" }, + { &VgaClassProtocol, L"VgaClass"}, + { &gEfiSimpleNetworkProtocolGuid, L"Net" }, + { &gEfiNetworkInterfaceIdentifierProtocolGuid, L"Nii" }, + { &gEfiPxeBaseCodeProtocolGuid, L"Pxe" }, + { &gEfiPxeBaseCodeCallbackProtocolGuid, L"PxeCb" }, + + { &TextOutSpliterProtocol, L"TxtOutSplit" }, + { &ErrorOutSpliterProtocol, L"ErrOutSplit" }, + { &TextInSpliterProtocol, L"TxtInSplit" }, + { &gEfiPcAnsiGuid, L"PcAnsi" }, + { &gEfiVT100Guid, L"Vt100" }, + { &gEfiVT100PlusGuid, L"Vt100Plus" }, + { &gEfiVTUTF8Guid, L"VtUtf8" }, + { &UnknownDevice, L"UnknownDev" }, + + { &EfiPartTypeSystemPartitionGuid, L"ESP" }, + { &EfiPartTypeLegacyMbrGuid, L"GPT MBR" }, + + { &ShellInterfaceProtocol, L"ShellInt" }, + { &SEnvId, L"SEnv" }, + { &SProtId, L"ShellProtId" }, + { &SMapId, L"ShellDevPathMap" }, + { &SAliasId, L"ShellAlias" }, + + { NULL, L"" } +}; + +// +// +// + +LIST_ENTRY GuidList; + + +VOID +InitializeGuid ( + VOID + ) +{ +} + +INTN +CompareGuid( + IN EFI_GUID *Guid1, + IN EFI_GUID *Guid2 + ) +/*++ + +Routine Description: + + Compares to GUIDs + +Arguments: + + Guid1 - guid to compare + Guid2 - guid to compare + +Returns: + = 0 if Guid1 == Guid2 + +--*/ +{ + return RtCompareGuid (Guid1, Guid2); +} + + +VOID +GuidToString ( + OUT CHAR16 *Buffer, + IN EFI_GUID *Guid + ) +{ + + UINTN Index; + + // + // Else, (for now) use additional internal function for mapping guids + // + + for (Index=0; KnownGuids[Index].Guid; Index++) { + if (CompareGuid(Guid, KnownGuids[Index].Guid) == 0) { + SPrint (Buffer, 0, KnownGuids[Index].GuidName); + return ; + } + } + + // + // Else dump it + // + + SPrint (Buffer, 0, L"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", + Guid->Data1, + Guid->Data2, + Guid->Data3, + Guid->Data4[0], + Guid->Data4[1], + Guid->Data4[2], + Guid->Data4[3], + Guid->Data4[4], + Guid->Data4[5], + Guid->Data4[6], + Guid->Data4[7] + ); +} |