174 lines
3.9 KiB
C
174 lines
3.9 KiB
C
/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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misc.c
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Abstract:
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Misc EFI support functions
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Revision History
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--*/
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#include "lib.h"
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/*
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* Additional Known guids
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*/
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#define SHELL_INTERFACE_PROTOCOL \
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{ 0x47c7b223, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b }
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#define ENVIRONMENT_VARIABLE_ID \
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{ 0x47c7b224, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b }
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#define DEVICE_PATH_MAPPING_ID \
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{ 0x47c7b225, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b }
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#define PROTOCOL_ID_ID \
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{ 0x47c7b226, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b }
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#define ALIAS_ID \
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{ 0x47c7b227, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b }
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static EFI_GUID ShellInterfaceProtocol = SHELL_INTERFACE_PROTOCOL;
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static EFI_GUID SEnvId = ENVIRONMENT_VARIABLE_ID;
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static EFI_GUID SMapId = DEVICE_PATH_MAPPING_ID;
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static EFI_GUID SProtId = PROTOCOL_ID_ID;
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static EFI_GUID SAliasId = ALIAS_ID;
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struct {
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EFI_GUID *Guid;
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CHAR16 *GuidName;
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} KnownGuids[] = {
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&NullGuid, L"G0",
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&EfiGlobalVariable, L"Efi",
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&VariableStoreProtocol, L"varstore",
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&DevicePathProtocol, L"dpath",
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&LoadedImageProtocol, L"image",
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&TextInProtocol, L"txtin",
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&TextOutProtocol, L"txtout",
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&BlockIoProtocol, L"blkio",
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&DiskIoProtocol, L"diskio",
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&FileSystemProtocol, L"fs",
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&LoadFileProtocol, L"load",
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&DeviceIoProtocol, L"DevIo",
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&GenericFileInfo, L"GenFileInfo",
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&FileSystemInfo, L"FileSysInfo",
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&UnicodeCollationProtocol, L"unicode",
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&LegacyBootProtocol, L"LegacyBoot",
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&SerialIoProtocol, L"serialio",
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&VgaClassProtocol, L"vgaclass",
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&SimpleNetworkProtocol, L"net",
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&NetworkInterfaceIdentifierProtocol, L"nii",
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&PxeBaseCodeProtocol, L"pxebc",
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&PxeCallbackProtocol, L"pxecb",
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&VariableStoreProtocol, L"varstore",
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&LegacyBootProtocol, L"LegacyBoot",
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&VgaClassProtocol, L"VgaClass",
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&TextOutSpliterProtocol, L"TxtOutSplit",
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&ErrorOutSpliterProtocol, L"ErrOutSplit",
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&TextInSpliterProtocol, L"TxtInSplit",
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&PcAnsiProtocol, L"PcAnsi",
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&Vt100Protocol, L"Vt100",
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&InternalLoadProtocol, L"InternalLoad",
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&UnknownDevice, L"Unknown Device",
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&ShellInterfaceProtocol, L"ShellInt",
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&SEnvId, L"SEnv",
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&SProtId, L"ShellProtId",
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&SMapId, L"ShellDevPathMap",
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&SAliasId, L"ShellAlias",
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NULL
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};
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/*
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*
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*/
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LIST_ENTRY GuidList;
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VOID
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InitializeGuid (
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VOID
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)
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{
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}
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INTN
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CompareGuid(
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IN EFI_GUID *Guid1,
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IN EFI_GUID *Guid2
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)
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/*++
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Routine Description:
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Compares to GUIDs
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Arguments:
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Guid1 - guid to compare
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Guid2 - guid to compare
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Returns:
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= 0 if Guid1 == Guid2
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--*/
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{
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return RtCompareGuid (Guid1, Guid2);
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}
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VOID
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GuidToString (
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OUT CHAR16 *Buffer,
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IN EFI_GUID *Guid
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)
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{
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UINTN Index;
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/*
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* Else, (for now) use additional internal function for mapping guids
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*/
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for (Index=0; KnownGuids[Index].Guid; Index++) {
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if (CompareGuid(Guid, KnownGuids[Index].Guid) == 0) {
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SPrint (Buffer, 0, KnownGuids[Index].GuidName);
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return ;
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}
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}
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/*
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* Else dump it
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*/
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SPrint (Buffer, 0, L"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
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Guid->Data1,
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Guid->Data2,
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Guid->Data3,
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Guid->Data4[0],
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Guid->Data4[1],
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Guid->Data4[2],
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Guid->Data4[3],
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Guid->Data4[4],
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Guid->Data4[5],
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Guid->Data4[6],
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Guid->Data4[7]
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);
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}
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