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- /** @file
- DevicePathFromText protocol as defined in the UEFI 2.0 specification.
- Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #include "UefiDevicePathLib.h"
- /**
- Duplicates a string.
- @param Src Source string.
- @return The duplicated string.
- **/
- CHAR16 *
- UefiDevicePathLibStrDuplicate (
- CONST CHAR16 *Src
- )
- {
- return AllocateCopyPool (StrSize (Src), Src);
- }
- /**
- Get parameter in a pair of parentheses follow the given node name.
- For example, given the "Pci(0,1)" and NodeName "Pci", it returns "0,1".
- @param Str Device Path Text.
- @param NodeName Name of the node.
- @return Parameter text for the node.
- **/
- CHAR16 *
- GetParamByNodeName (
- CHAR16 *Str,
- CHAR16 *NodeName
- )
- {
- CHAR16 *ParamStr;
- CHAR16 *StrPointer;
- UINTN NodeNameLength;
- UINTN ParameterLength;
- //
- // Check whether the node name matchs
- //
- NodeNameLength = StrLen (NodeName);
- if (StrnCmp (Str, NodeName, NodeNameLength) != 0) {
- return NULL;
- }
- ParamStr = Str + NodeNameLength;
- if (!IS_LEFT_PARENTH (*ParamStr)) {
- return NULL;
- }
- //
- // Skip the found '(' and find first occurrence of ')'
- //
- ParamStr++;
- ParameterLength = 0;
- StrPointer = ParamStr;
- while (!IS_NULL (*StrPointer)) {
- if (IS_RIGHT_PARENTH (*StrPointer)) {
- break;
- }
- StrPointer++;
- ParameterLength++;
- }
- if (IS_NULL (*StrPointer)) {
- //
- // ')' not found
- //
- return NULL;
- }
- ParamStr = AllocateCopyPool ((ParameterLength + 1) * sizeof (CHAR16), ParamStr);
- if (ParamStr == NULL) {
- return NULL;
- }
- //
- // Terminate the parameter string
- //
- ParamStr[ParameterLength] = L'\0';
- return ParamStr;
- }
- /**
- Gets the next parameter string from the list.
- @param List A string list separated by the specified separator
- @return A pointer to the current sub-string
- **/
- CHAR16 *
- GetNextParamStr (
- CHAR16 **List
- )
- {
- //
- // The separator is comma
- //
- return SplitStr (List, L',');
- }
- /**
- Get one device node from entire device path text.
- @param DevicePath On input, the current Device Path node; on output, the next device path node
- @param IsInstanceEnd This node is the end of a device path instance
- @return A device node text or NULL if no more device node available
- **/
- CHAR16 *
- GetNextDeviceNodeStr (
- CHAR16 **DevicePath,
- BOOLEAN *IsInstanceEnd
- )
- {
- CHAR16 *Str;
- CHAR16 *ReturnStr;
- UINTN ParenthesesStack;
- Str = *DevicePath;
- if (IS_NULL (*Str)) {
- return NULL;
- }
- //
- // Skip the leading '/', '(', ')' and ','
- //
- while (!IS_NULL (*Str)) {
- if (!IS_SLASH (*Str) &&
- !IS_COMMA (*Str) &&
- !IS_LEFT_PARENTH (*Str) &&
- !IS_RIGHT_PARENTH (*Str)) {
- break;
- }
- Str++;
- }
- ReturnStr = Str;
- //
- // Scan for the separator of this device node, '/' or ','
- //
- ParenthesesStack = 0;
- while (!IS_NULL (*Str)) {
- if ((IS_COMMA (*Str) || IS_SLASH (*Str)) && (ParenthesesStack == 0)) {
- break;
- }
- if (IS_LEFT_PARENTH (*Str)) {
- ParenthesesStack++;
- } else if (IS_RIGHT_PARENTH (*Str)) {
- ParenthesesStack--;
- }
- Str++;
- }
- if (ParenthesesStack != 0) {
- //
- // The '(' doesn't pair with ')', invalid device path text
- //
- return NULL;
- }
- if (IS_COMMA (*Str)) {
- *IsInstanceEnd = TRUE;
- *Str = L'\0';
- Str++;
- } else {
- *IsInstanceEnd = FALSE;
- if (!IS_NULL (*Str)) {
- *Str = L'\0';
- Str++;
- }
- }
- *DevicePath = Str;
- return ReturnStr;
- }
- /**
- Converts a generic text device path node to device path structure.
- @param Type The type of the device path node.
- @param TextDeviceNode The input text device path node.
- @return A pointer to device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextGenericPath (
- UINT8 Type,
- CHAR16 *TextDeviceNode
- )
- {
- EFI_DEVICE_PATH_PROTOCOL *Node;
- CHAR16 *SubtypeStr;
- CHAR16 *DataStr;
- UINTN DataLength;
- SubtypeStr = GetNextParamStr (&TextDeviceNode);
- DataStr = GetNextParamStr (&TextDeviceNode);
- if (DataStr == NULL) {
- DataLength = 0;
- } else {
- DataLength = StrLen (DataStr) / 2;
- }
- Node = CreateDeviceNode (
- Type,
- (UINT8) Strtoi (SubtypeStr),
- (UINT16) (sizeof (EFI_DEVICE_PATH_PROTOCOL) + DataLength)
- );
- StrHexToBytes (DataStr, DataLength * 2, (UINT8 *) (Node + 1), DataLength);
- return Node;
- }
- /**
- Converts a generic text device path node to device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPath (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *TypeStr;
- TypeStr = GetNextParamStr (&TextDeviceNode);
- return DevPathFromTextGenericPath ((UINT8) Strtoi (TypeStr), TextDeviceNode);
- }
- /**
- Converts a generic hardware text device path node to Hardware device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to Hardware device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextHardwarePath (
- CHAR16 *TextDeviceNode
- )
- {
- return DevPathFromTextGenericPath (HARDWARE_DEVICE_PATH, TextDeviceNode);
- }
- /**
- Converts a text device path node to Hardware PCI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to Hardware PCI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPci (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *FunctionStr;
- CHAR16 *DeviceStr;
- PCI_DEVICE_PATH *Pci;
- DeviceStr = GetNextParamStr (&TextDeviceNode);
- FunctionStr = GetNextParamStr (&TextDeviceNode);
- Pci = (PCI_DEVICE_PATH *) CreateDeviceNode (
- HARDWARE_DEVICE_PATH,
- HW_PCI_DP,
- (UINT16) sizeof (PCI_DEVICE_PATH)
- );
- Pci->Function = (UINT8) Strtoi (FunctionStr);
- Pci->Device = (UINT8) Strtoi (DeviceStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Pci;
- }
- /**
- Converts a text device path node to Hardware PC card device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to Hardware PC card device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPcCard (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *FunctionNumberStr;
- PCCARD_DEVICE_PATH *Pccard;
- FunctionNumberStr = GetNextParamStr (&TextDeviceNode);
- Pccard = (PCCARD_DEVICE_PATH *) CreateDeviceNode (
- HARDWARE_DEVICE_PATH,
- HW_PCCARD_DP,
- (UINT16) sizeof (PCCARD_DEVICE_PATH)
- );
- Pccard->FunctionNumber = (UINT8) Strtoi (FunctionNumberStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Pccard;
- }
- /**
- Converts a text device path node to Hardware memory map device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to Hardware memory map device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextMemoryMapped (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *MemoryTypeStr;
- CHAR16 *StartingAddressStr;
- CHAR16 *EndingAddressStr;
- MEMMAP_DEVICE_PATH *MemMap;
- MemoryTypeStr = GetNextParamStr (&TextDeviceNode);
- StartingAddressStr = GetNextParamStr (&TextDeviceNode);
- EndingAddressStr = GetNextParamStr (&TextDeviceNode);
- MemMap = (MEMMAP_DEVICE_PATH *) CreateDeviceNode (
- HARDWARE_DEVICE_PATH,
- HW_MEMMAP_DP,
- (UINT16) sizeof (MEMMAP_DEVICE_PATH)
- );
- MemMap->MemoryType = (UINT32) Strtoi (MemoryTypeStr);
- Strtoi64 (StartingAddressStr, &MemMap->StartingAddress);
- Strtoi64 (EndingAddressStr, &MemMap->EndingAddress);
- return (EFI_DEVICE_PATH_PROTOCOL *) MemMap;
- }
- /**
- Converts a text device path node to Vendor device path structure based on the input Type
- and SubType.
- @param TextDeviceNode The input Text device path node.
- @param Type The type of device path node.
- @param SubType The subtype of device path node.
- @return A pointer to the newly-created Vendor device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- ConvertFromTextVendor (
- CHAR16 *TextDeviceNode,
- UINT8 Type,
- UINT8 SubType
- )
- {
- CHAR16 *GuidStr;
- CHAR16 *DataStr;
- UINTN Length;
- VENDOR_DEVICE_PATH *Vendor;
- GuidStr = GetNextParamStr (&TextDeviceNode);
- DataStr = GetNextParamStr (&TextDeviceNode);
- Length = StrLen (DataStr);
- //
- // Two hex characters make up 1 buffer byte
- //
- Length = (Length + 1) / 2;
- Vendor = (VENDOR_DEVICE_PATH *) CreateDeviceNode (
- Type,
- SubType,
- (UINT16) (sizeof (VENDOR_DEVICE_PATH) + Length)
- );
- StrToGuid (GuidStr, &Vendor->Guid);
- StrHexToBytes (DataStr, Length * 2, (UINT8 *) (Vendor + 1), Length);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vendor;
- }
- /**
- Converts a text device path node to Vendor Hardware device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor Hardware device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenHw (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextVendor (
- TextDeviceNode,
- HARDWARE_DEVICE_PATH,
- HW_VENDOR_DP
- );
- }
- /**
- Converts a text device path node to Hardware Controller device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Hardware Controller device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextCtrl (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *ControllerStr;
- CONTROLLER_DEVICE_PATH *Controller;
- ControllerStr = GetNextParamStr (&TextDeviceNode);
- Controller = (CONTROLLER_DEVICE_PATH *) CreateDeviceNode (
- HARDWARE_DEVICE_PATH,
- HW_CONTROLLER_DP,
- (UINT16) sizeof (CONTROLLER_DEVICE_PATH)
- );
- Controller->ControllerNumber = (UINT32) Strtoi (ControllerStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Controller;
- }
- /**
- Converts a text device path node to BMC device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created BMC device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextBmc (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *InterfaceTypeStr;
- CHAR16 *BaseAddressStr;
- BMC_DEVICE_PATH *BmcDp;
- InterfaceTypeStr = GetNextParamStr (&TextDeviceNode);
- BaseAddressStr = GetNextParamStr (&TextDeviceNode);
- BmcDp = (BMC_DEVICE_PATH *) CreateDeviceNode (
- HARDWARE_DEVICE_PATH,
- HW_BMC_DP,
- (UINT16) sizeof (BMC_DEVICE_PATH)
- );
- BmcDp->InterfaceType = (UINT8) Strtoi (InterfaceTypeStr);
- WriteUnaligned64 (
- (UINT64 *) (&BmcDp->BaseAddress),
- StrHexToUint64 (BaseAddressStr)
- );
- return (EFI_DEVICE_PATH_PROTOCOL *) BmcDp;
- }
- /**
- Converts a generic ACPI text device path node to ACPI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to ACPI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextAcpiPath (
- CHAR16 *TextDeviceNode
- )
- {
- return DevPathFromTextGenericPath (ACPI_DEVICE_PATH, TextDeviceNode);
- }
- /**
- Converts a string to EisaId.
- @param Text The input string.
- @return UINT32 EISA ID.
- **/
- UINT32
- EisaIdFromText (
- CHAR16 *Text
- )
- {
- return (((Text[0] - 'A' + 1) & 0x1f) << 10)
- + (((Text[1] - 'A' + 1) & 0x1f) << 5)
- + (((Text[2] - 'A' + 1) & 0x1f) << 0)
- + (UINT32) (StrHexToUint64 (&Text[3]) << 16)
- ;
- }
- /**
- Converts a text device path node to ACPI HID device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created ACPI HID device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextAcpi (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *HIDStr;
- CHAR16 *UIDStr;
- ACPI_HID_DEVICE_PATH *Acpi;
- HIDStr = GetNextParamStr (&TextDeviceNode);
- UIDStr = GetNextParamStr (&TextDeviceNode);
- Acpi = (ACPI_HID_DEVICE_PATH *) CreateDeviceNode (
- ACPI_DEVICE_PATH,
- ACPI_DP,
- (UINT16) sizeof (ACPI_HID_DEVICE_PATH)
- );
- Acpi->HID = EisaIdFromText (HIDStr);
- Acpi->UID = (UINT32) Strtoi (UIDStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Acpi;
- }
- /**
- Converts a text device path node to ACPI HID device path structure.
- @param TextDeviceNode The input Text device path node.
- @param PnPId The input plug and play identification.
- @return A pointer to the newly-created ACPI HID device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- ConvertFromTextAcpi (
- CHAR16 *TextDeviceNode,
- UINT32 PnPId
- )
- {
- CHAR16 *UIDStr;
- ACPI_HID_DEVICE_PATH *Acpi;
- UIDStr = GetNextParamStr (&TextDeviceNode);
- Acpi = (ACPI_HID_DEVICE_PATH *) CreateDeviceNode (
- ACPI_DEVICE_PATH,
- ACPI_DP,
- (UINT16) sizeof (ACPI_HID_DEVICE_PATH)
- );
- Acpi->HID = EFI_PNP_ID (PnPId);
- Acpi->UID = (UINT32) Strtoi (UIDStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Acpi;
- }
- /**
- Converts a text device path node to PCI root device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created PCI root device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPciRoot (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextAcpi (TextDeviceNode, 0x0a03);
- }
- /**
- Converts a text device path node to PCIE root device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created PCIE root device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPcieRoot (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextAcpi (TextDeviceNode, 0x0a08);
- }
- /**
- Converts a text device path node to Floppy device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Floppy device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextFloppy (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextAcpi (TextDeviceNode, 0x0604);
- }
- /**
- Converts a text device path node to Keyboard device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Keyboard device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextKeyboard (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextAcpi (TextDeviceNode, 0x0301);
- }
- /**
- Converts a text device path node to Serial device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Serial device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextSerial (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextAcpi (TextDeviceNode, 0x0501);
- }
- /**
- Converts a text device path node to Parallel Port device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Parallel Port device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextParallelPort (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextAcpi (TextDeviceNode, 0x0401);
- }
- /**
- Converts a text device path node to ACPI extension device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created ACPI extension device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextAcpiEx (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *HIDStr;
- CHAR16 *CIDStr;
- CHAR16 *UIDStr;
- CHAR16 *HIDSTRStr;
- CHAR16 *CIDSTRStr;
- CHAR16 *UIDSTRStr;
- CHAR8 *AsciiStr;
- UINT16 Length;
- ACPI_EXTENDED_HID_DEVICE_PATH *AcpiEx;
- HIDStr = GetNextParamStr (&TextDeviceNode);
- CIDStr = GetNextParamStr (&TextDeviceNode);
- UIDStr = GetNextParamStr (&TextDeviceNode);
- HIDSTRStr = GetNextParamStr (&TextDeviceNode);
- CIDSTRStr = GetNextParamStr (&TextDeviceNode);
- UIDSTRStr = GetNextParamStr (&TextDeviceNode);
- Length = (UINT16) (sizeof (ACPI_EXTENDED_HID_DEVICE_PATH) + StrLen (HIDSTRStr) + 1);
- Length = (UINT16) (Length + StrLen (UIDSTRStr) + 1);
- Length = (UINT16) (Length + StrLen (CIDSTRStr) + 1);
- AcpiEx = (ACPI_EXTENDED_HID_DEVICE_PATH *) CreateDeviceNode (
- ACPI_DEVICE_PATH,
- ACPI_EXTENDED_DP,
- Length
- );
- AcpiEx->HID = EisaIdFromText (HIDStr);
- AcpiEx->CID = EisaIdFromText (CIDStr);
- AcpiEx->UID = (UINT32) Strtoi (UIDStr);
- AsciiStr = (CHAR8 *) ((UINT8 *)AcpiEx + sizeof (ACPI_EXTENDED_HID_DEVICE_PATH));
- StrToAscii (HIDSTRStr, &AsciiStr);
- StrToAscii (UIDSTRStr, &AsciiStr);
- StrToAscii (CIDSTRStr, &AsciiStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) AcpiEx;
- }
- /**
- Converts a text device path node to ACPI extension device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created ACPI extension device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextAcpiExp (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *HIDStr;
- CHAR16 *CIDStr;
- CHAR16 *UIDSTRStr;
- CHAR8 *AsciiStr;
- UINT16 Length;
- ACPI_EXTENDED_HID_DEVICE_PATH *AcpiEx;
- HIDStr = GetNextParamStr (&TextDeviceNode);
- CIDStr = GetNextParamStr (&TextDeviceNode);
- UIDSTRStr = GetNextParamStr (&TextDeviceNode);
- Length = (UINT16) (sizeof (ACPI_EXTENDED_HID_DEVICE_PATH) + StrLen (UIDSTRStr) + 3);
- AcpiEx = (ACPI_EXTENDED_HID_DEVICE_PATH *) CreateDeviceNode (
- ACPI_DEVICE_PATH,
- ACPI_EXTENDED_DP,
- Length
- );
- AcpiEx->HID = EisaIdFromText (HIDStr);
- //
- // According to UEFI spec, the CID parametr is optional and has a default value of 0.
- // So when the CID parametr is not specified or specified as 0 in the text device node.
- // Set the CID to 0 in the ACPI extension device path structure.
- //
- if (*CIDStr == L'\0' || *CIDStr == L'0') {
- AcpiEx->CID = 0;
- } else {
- AcpiEx->CID = EisaIdFromText (CIDStr);
- }
- AcpiEx->UID = 0;
- AsciiStr = (CHAR8 *) ((UINT8 *)AcpiEx + sizeof (ACPI_EXTENDED_HID_DEVICE_PATH));
- //
- // HID string is NULL
- //
- *AsciiStr = '\0';
- //
- // Convert UID string
- //
- AsciiStr++;
- StrToAscii (UIDSTRStr, &AsciiStr);
- //
- // CID string is NULL
- //
- *AsciiStr = '\0';
- return (EFI_DEVICE_PATH_PROTOCOL *) AcpiEx;
- }
- /**
- Converts a text device path node to ACPI _ADR device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created ACPI _ADR device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextAcpiAdr (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *DisplayDeviceStr;
- ACPI_ADR_DEVICE_PATH *AcpiAdr;
- UINTN Index;
- UINTN Length;
- AcpiAdr = (ACPI_ADR_DEVICE_PATH *) CreateDeviceNode (
- ACPI_DEVICE_PATH,
- ACPI_ADR_DP,
- (UINT16) sizeof (ACPI_ADR_DEVICE_PATH)
- );
- ASSERT (AcpiAdr != NULL);
- for (Index = 0; ; Index++) {
- DisplayDeviceStr = GetNextParamStr (&TextDeviceNode);
- if (IS_NULL (*DisplayDeviceStr)) {
- break;
- }
- if (Index > 0) {
- Length = DevicePathNodeLength (AcpiAdr);
- AcpiAdr = ReallocatePool (
- Length,
- Length + sizeof (UINT32),
- AcpiAdr
- );
- ASSERT (AcpiAdr != NULL);
- SetDevicePathNodeLength (AcpiAdr, Length + sizeof (UINT32));
- }
- (&AcpiAdr->ADR)[Index] = (UINT32) Strtoi (DisplayDeviceStr);
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) AcpiAdr;
- }
- /**
- Converts a generic messaging text device path node to messaging device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to messaging device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextMsg (
- CHAR16 *TextDeviceNode
- )
- {
- return DevPathFromTextGenericPath (MESSAGING_DEVICE_PATH, TextDeviceNode);
- }
- /**
- Converts a text device path node to Parallel Port device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Parallel Port device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextAta (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *PrimarySecondaryStr;
- CHAR16 *SlaveMasterStr;
- CHAR16 *LunStr;
- ATAPI_DEVICE_PATH *Atapi;
- Atapi = (ATAPI_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_ATAPI_DP,
- (UINT16) sizeof (ATAPI_DEVICE_PATH)
- );
- PrimarySecondaryStr = GetNextParamStr (&TextDeviceNode);
- SlaveMasterStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- if (StrCmp (PrimarySecondaryStr, L"Primary") == 0) {
- Atapi->PrimarySecondary = 0;
- } else if (StrCmp (PrimarySecondaryStr, L"Secondary") == 0) {
- Atapi->PrimarySecondary = 1;
- } else {
- Atapi->PrimarySecondary = (UINT8) Strtoi (PrimarySecondaryStr);
- }
- if (StrCmp (SlaveMasterStr, L"Master") == 0) {
- Atapi->SlaveMaster = 0;
- } else if (StrCmp (SlaveMasterStr, L"Slave") == 0) {
- Atapi->SlaveMaster = 1;
- } else {
- Atapi->SlaveMaster = (UINT8) Strtoi (SlaveMasterStr);
- }
- Atapi->Lun = (UINT16) Strtoi (LunStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Atapi;
- }
- /**
- Converts a text device path node to SCSI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created SCSI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextScsi (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *PunStr;
- CHAR16 *LunStr;
- SCSI_DEVICE_PATH *Scsi;
- PunStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- Scsi = (SCSI_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_SCSI_DP,
- (UINT16) sizeof (SCSI_DEVICE_PATH)
- );
- Scsi->Pun = (UINT16) Strtoi (PunStr);
- Scsi->Lun = (UINT16) Strtoi (LunStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Scsi;
- }
- /**
- Converts a text device path node to Fibre device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Fibre device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextFibre (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *WWNStr;
- CHAR16 *LunStr;
- FIBRECHANNEL_DEVICE_PATH *Fibre;
- WWNStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- Fibre = (FIBRECHANNEL_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_FIBRECHANNEL_DP,
- (UINT16) sizeof (FIBRECHANNEL_DEVICE_PATH)
- );
- Fibre->Reserved = 0;
- Strtoi64 (WWNStr, &Fibre->WWN);
- Strtoi64 (LunStr, &Fibre->Lun);
- return (EFI_DEVICE_PATH_PROTOCOL *) Fibre;
- }
- /**
- Converts a text device path node to FibreEx device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created FibreEx device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextFibreEx (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *WWNStr;
- CHAR16 *LunStr;
- FIBRECHANNELEX_DEVICE_PATH *FibreEx;
- WWNStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- FibreEx = (FIBRECHANNELEX_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_FIBRECHANNELEX_DP,
- (UINT16) sizeof (FIBRECHANNELEX_DEVICE_PATH)
- );
- FibreEx->Reserved = 0;
- Strtoi64 (WWNStr, (UINT64 *) (&FibreEx->WWN));
- Strtoi64 (LunStr, (UINT64 *) (&FibreEx->Lun));
- *(UINT64 *) (&FibreEx->WWN) = SwapBytes64 (*(UINT64 *) (&FibreEx->WWN));
- *(UINT64 *) (&FibreEx->Lun) = SwapBytes64 (*(UINT64 *) (&FibreEx->Lun));
- return (EFI_DEVICE_PATH_PROTOCOL *) FibreEx;
- }
- /**
- Converts a text device path node to 1394 device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created 1394 device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromText1394 (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *GuidStr;
- F1394_DEVICE_PATH *F1394DevPath;
- GuidStr = GetNextParamStr (&TextDeviceNode);
- F1394DevPath = (F1394_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_1394_DP,
- (UINT16) sizeof (F1394_DEVICE_PATH)
- );
- F1394DevPath->Reserved = 0;
- F1394DevPath->Guid = StrHexToUint64 (GuidStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) F1394DevPath;
- }
- /**
- Converts a text device path node to USB device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsb (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *PortStr;
- CHAR16 *InterfaceStr;
- USB_DEVICE_PATH *Usb;
- PortStr = GetNextParamStr (&TextDeviceNode);
- InterfaceStr = GetNextParamStr (&TextDeviceNode);
- Usb = (USB_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_USB_DP,
- (UINT16) sizeof (USB_DEVICE_PATH)
- );
- Usb->ParentPortNumber = (UINT8) Strtoi (PortStr);
- Usb->InterfaceNumber = (UINT8) Strtoi (InterfaceStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Usb;
- }
- /**
- Converts a text device path node to I20 device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created I20 device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextI2O (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *TIDStr;
- I2O_DEVICE_PATH *I2ODevPath;
- TIDStr = GetNextParamStr (&TextDeviceNode);
- I2ODevPath = (I2O_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_I2O_DP,
- (UINT16) sizeof (I2O_DEVICE_PATH)
- );
- I2ODevPath->Tid = (UINT32) Strtoi (TIDStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) I2ODevPath;
- }
- /**
- Converts a text device path node to Infini Band device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Infini Band device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextInfiniband (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *FlagsStr;
- CHAR16 *GuidStr;
- CHAR16 *SidStr;
- CHAR16 *TidStr;
- CHAR16 *DidStr;
- INFINIBAND_DEVICE_PATH *InfiniBand;
- FlagsStr = GetNextParamStr (&TextDeviceNode);
- GuidStr = GetNextParamStr (&TextDeviceNode);
- SidStr = GetNextParamStr (&TextDeviceNode);
- TidStr = GetNextParamStr (&TextDeviceNode);
- DidStr = GetNextParamStr (&TextDeviceNode);
- InfiniBand = (INFINIBAND_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_INFINIBAND_DP,
- (UINT16) sizeof (INFINIBAND_DEVICE_PATH)
- );
- InfiniBand->ResourceFlags = (UINT32) Strtoi (FlagsStr);
- StrToGuid (GuidStr, (EFI_GUID *) InfiniBand->PortGid);
- Strtoi64 (SidStr, &InfiniBand->ServiceId);
- Strtoi64 (TidStr, &InfiniBand->TargetPortId);
- Strtoi64 (DidStr, &InfiniBand->DeviceId);
- return (EFI_DEVICE_PATH_PROTOCOL *) InfiniBand;
- }
- /**
- Converts a text device path node to Vendor-Defined Messaging device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor-Defined Messaging device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenMsg (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextVendor (
- TextDeviceNode,
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP
- );
- }
- /**
- Converts a text device path node to Vendor defined PC-ANSI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor defined PC-ANSI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenPcAnsi (
- CHAR16 *TextDeviceNode
- )
- {
- VENDOR_DEVICE_PATH *Vendor;
- Vendor = (VENDOR_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (VENDOR_DEVICE_PATH));
- CopyGuid (&Vendor->Guid, &gEfiPcAnsiGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vendor;
- }
- /**
- Converts a text device path node to Vendor defined VT100 device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor defined VT100 device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenVt100 (
- CHAR16 *TextDeviceNode
- )
- {
- VENDOR_DEVICE_PATH *Vendor;
- Vendor = (VENDOR_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (VENDOR_DEVICE_PATH));
- CopyGuid (&Vendor->Guid, &gEfiVT100Guid);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vendor;
- }
- /**
- Converts a text device path node to Vendor defined VT100 Plus device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor defined VT100 Plus device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenVt100Plus (
- CHAR16 *TextDeviceNode
- )
- {
- VENDOR_DEVICE_PATH *Vendor;
- Vendor = (VENDOR_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (VENDOR_DEVICE_PATH));
- CopyGuid (&Vendor->Guid, &gEfiVT100PlusGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vendor;
- }
- /**
- Converts a text device path node to Vendor defined UTF8 device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor defined UTF8 device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenUtf8 (
- CHAR16 *TextDeviceNode
- )
- {
- VENDOR_DEVICE_PATH *Vendor;
- Vendor = (VENDOR_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (VENDOR_DEVICE_PATH));
- CopyGuid (&Vendor->Guid, &gEfiVTUTF8Guid);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vendor;
- }
- /**
- Converts a text device path node to UART Flow Control device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created UART Flow Control device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUartFlowCtrl (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *ValueStr;
- UART_FLOW_CONTROL_DEVICE_PATH *UartFlowControl;
- ValueStr = GetNextParamStr (&TextDeviceNode);
- UartFlowControl = (UART_FLOW_CONTROL_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (UART_FLOW_CONTROL_DEVICE_PATH)
- );
- CopyGuid (&UartFlowControl->Guid, &gEfiUartDevicePathGuid);
- if (StrCmp (ValueStr, L"XonXoff") == 0) {
- UartFlowControl->FlowControlMap = 2;
- } else if (StrCmp (ValueStr, L"Hardware") == 0) {
- UartFlowControl->FlowControlMap = 1;
- } else {
- UartFlowControl->FlowControlMap = 0;
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) UartFlowControl;
- }
- /**
- Converts a text device path node to Serial Attached SCSI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Serial Attached SCSI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextSAS (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *AddressStr;
- CHAR16 *LunStr;
- CHAR16 *RTPStr;
- CHAR16 *SASSATAStr;
- CHAR16 *LocationStr;
- CHAR16 *ConnectStr;
- CHAR16 *DriveBayStr;
- CHAR16 *ReservedStr;
- UINT16 Info;
- UINT16 Uint16;
- SAS_DEVICE_PATH *Sas;
- AddressStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- RTPStr = GetNextParamStr (&TextDeviceNode);
- SASSATAStr = GetNextParamStr (&TextDeviceNode);
- LocationStr = GetNextParamStr (&TextDeviceNode);
- ConnectStr = GetNextParamStr (&TextDeviceNode);
- DriveBayStr = GetNextParamStr (&TextDeviceNode);
- ReservedStr = GetNextParamStr (&TextDeviceNode);
- Sas = (SAS_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (SAS_DEVICE_PATH)
- );
- CopyGuid (&Sas->Guid, &gEfiSasDevicePathGuid);
- Strtoi64 (AddressStr, &Sas->SasAddress);
- Strtoi64 (LunStr, &Sas->Lun);
- Sas->RelativeTargetPort = (UINT16) Strtoi (RTPStr);
- if (StrCmp (SASSATAStr, L"NoTopology") == 0) {
- Info = 0x0;
- } else if ((StrCmp (SASSATAStr, L"SATA") == 0) || (StrCmp (SASSATAStr, L"SAS") == 0)) {
- Uint16 = (UINT16) Strtoi (DriveBayStr);
- if (Uint16 == 0) {
- Info = 0x1;
- } else {
- Info = (UINT16) (0x2 | ((Uint16 - 1) << 8));
- }
- if (StrCmp (SASSATAStr, L"SATA") == 0) {
- Info |= BIT4;
- }
- //
- // Location is an integer between 0 and 1 or else
- // the keyword Internal (0) or External (1).
- //
- if (StrCmp (LocationStr, L"External") == 0) {
- Uint16 = 1;
- } else if (StrCmp (LocationStr, L"Internal") == 0) {
- Uint16 = 0;
- } else {
- Uint16 = ((UINT16) Strtoi (LocationStr) & BIT0);
- }
- Info |= (Uint16 << 5);
- //
- // Connect is an integer between 0 and 3 or else
- // the keyword Direct (0) or Expanded (1).
- //
- if (StrCmp (ConnectStr, L"Expanded") == 0) {
- Uint16 = 1;
- } else if (StrCmp (ConnectStr, L"Direct") == 0) {
- Uint16 = 0;
- } else {
- Uint16 = ((UINT16) Strtoi (ConnectStr) & (BIT0 | BIT1));
- }
- Info |= (Uint16 << 6);
- } else {
- Info = (UINT16) Strtoi (SASSATAStr);
- }
- Sas->DeviceTopology = Info;
- Sas->Reserved = (UINT32) Strtoi (ReservedStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Sas;
- }
- /**
- Converts a text device path node to Serial Attached SCSI Ex device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Serial Attached SCSI Ex device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextSasEx (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *AddressStr;
- CHAR16 *LunStr;
- CHAR16 *RTPStr;
- CHAR16 *SASSATAStr;
- CHAR16 *LocationStr;
- CHAR16 *ConnectStr;
- CHAR16 *DriveBayStr;
- UINT16 Info;
- UINT16 Uint16;
- UINT64 SasAddress;
- UINT64 Lun;
- SASEX_DEVICE_PATH *SasEx;
- AddressStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- RTPStr = GetNextParamStr (&TextDeviceNode);
- SASSATAStr = GetNextParamStr (&TextDeviceNode);
- LocationStr = GetNextParamStr (&TextDeviceNode);
- ConnectStr = GetNextParamStr (&TextDeviceNode);
- DriveBayStr = GetNextParamStr (&TextDeviceNode);
- SasEx = (SASEX_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_SASEX_DP,
- (UINT16) sizeof (SASEX_DEVICE_PATH)
- );
- Strtoi64 (AddressStr, &SasAddress);
- Strtoi64 (LunStr, &Lun);
- WriteUnaligned64 ((UINT64 *) &SasEx->SasAddress, SwapBytes64 (SasAddress));
- WriteUnaligned64 ((UINT64 *) &SasEx->Lun, SwapBytes64 (Lun));
- SasEx->RelativeTargetPort = (UINT16) Strtoi (RTPStr);
- if (StrCmp (SASSATAStr, L"NoTopology") == 0) {
- Info = 0x0;
- } else if ((StrCmp (SASSATAStr, L"SATA") == 0) || (StrCmp (SASSATAStr, L"SAS") == 0)) {
- Uint16 = (UINT16) Strtoi (DriveBayStr);
- if (Uint16 == 0) {
- Info = 0x1;
- } else {
- Info = (UINT16) (0x2 | ((Uint16 - 1) << 8));
- }
- if (StrCmp (SASSATAStr, L"SATA") == 0) {
- Info |= BIT4;
- }
- //
- // Location is an integer between 0 and 1 or else
- // the keyword Internal (0) or External (1).
- //
- if (StrCmp (LocationStr, L"External") == 0) {
- Uint16 = 1;
- } else if (StrCmp (LocationStr, L"Internal") == 0) {
- Uint16 = 0;
- } else {
- Uint16 = ((UINT16) Strtoi (LocationStr) & BIT0);
- }
- Info |= (Uint16 << 5);
- //
- // Connect is an integer between 0 and 3 or else
- // the keyword Direct (0) or Expanded (1).
- //
- if (StrCmp (ConnectStr, L"Expanded") == 0) {
- Uint16 = 1;
- } else if (StrCmp (ConnectStr, L"Direct") == 0) {
- Uint16 = 0;
- } else {
- Uint16 = ((UINT16) Strtoi (ConnectStr) & (BIT0 | BIT1));
- }
- Info |= (Uint16 << 6);
- } else {
- Info = (UINT16) Strtoi (SASSATAStr);
- }
- SasEx->DeviceTopology = Info;
- return (EFI_DEVICE_PATH_PROTOCOL *) SasEx;
- }
- /**
- Converts a text device path node to NVM Express Namespace device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created NVM Express Namespace device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextNVMe (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *NamespaceIdStr;
- CHAR16 *NamespaceUuidStr;
- NVME_NAMESPACE_DEVICE_PATH *Nvme;
- UINT8 *Uuid;
- UINTN Index;
- NamespaceIdStr = GetNextParamStr (&TextDeviceNode);
- NamespaceUuidStr = GetNextParamStr (&TextDeviceNode);
- Nvme = (NVME_NAMESPACE_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_NVME_NAMESPACE_DP,
- (UINT16) sizeof (NVME_NAMESPACE_DEVICE_PATH)
- );
- Nvme->NamespaceId = (UINT32) Strtoi (NamespaceIdStr);
- Uuid = (UINT8 *) &Nvme->NamespaceUuid;
- Index = sizeof (Nvme->NamespaceUuid) / sizeof (UINT8);
- while (Index-- != 0) {
- Uuid[Index] = (UINT8) StrHexToUint64 (SplitStr (&NamespaceUuidStr, L'-'));
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) Nvme;
- }
- /**
- Converts a text device path node to UFS device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created UFS device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUfs (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *PunStr;
- CHAR16 *LunStr;
- UFS_DEVICE_PATH *Ufs;
- PunStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- Ufs = (UFS_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_UFS_DP,
- (UINT16) sizeof (UFS_DEVICE_PATH)
- );
- Ufs->Pun = (UINT8) Strtoi (PunStr);
- Ufs->Lun = (UINT8) Strtoi (LunStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Ufs;
- }
- /**
- Converts a text device path node to SD (Secure Digital) device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created SD device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextSd (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *SlotNumberStr;
- SD_DEVICE_PATH *Sd;
- SlotNumberStr = GetNextParamStr (&TextDeviceNode);
- Sd = (SD_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_SD_DP,
- (UINT16) sizeof (SD_DEVICE_PATH)
- );
- Sd->SlotNumber = (UINT8) Strtoi (SlotNumberStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Sd;
- }
- /**
- Converts a text device path node to EMMC (Embedded MMC) device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created EMMC device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextEmmc (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *SlotNumberStr;
- EMMC_DEVICE_PATH *Emmc;
- SlotNumberStr = GetNextParamStr (&TextDeviceNode);
- Emmc = (EMMC_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_EMMC_DP,
- (UINT16) sizeof (EMMC_DEVICE_PATH)
- );
- Emmc->SlotNumber = (UINT8) Strtoi (SlotNumberStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Emmc;
- }
- /**
- Converts a text device path node to Debug Port device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Debug Port device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextDebugPort (
- CHAR16 *TextDeviceNode
- )
- {
- VENDOR_DEVICE_PATH *Vend;
- Vend = (VENDOR_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VENDOR_DP,
- (UINT16) sizeof (VENDOR_DEVICE_PATH)
- );
- CopyGuid (&Vend->Guid, &gEfiDebugPortProtocolGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vend;
- }
- /**
- Converts a text device path node to MAC device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created MAC device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextMAC (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *AddressStr;
- CHAR16 *IfTypeStr;
- UINTN Length;
- MAC_ADDR_DEVICE_PATH *MACDevPath;
- AddressStr = GetNextParamStr (&TextDeviceNode);
- IfTypeStr = GetNextParamStr (&TextDeviceNode);
- MACDevPath = (MAC_ADDR_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_MAC_ADDR_DP,
- (UINT16) sizeof (MAC_ADDR_DEVICE_PATH)
- );
- MACDevPath->IfType = (UINT8) Strtoi (IfTypeStr);
- Length = sizeof (EFI_MAC_ADDRESS);
- if (MACDevPath->IfType == 0x01 || MACDevPath->IfType == 0x00) {
- Length = 6;
- }
- StrHexToBytes (AddressStr, Length * 2, MACDevPath->MacAddress.Addr, Length);
- return (EFI_DEVICE_PATH_PROTOCOL *) MACDevPath;
- }
- /**
- Converts a text format to the network protocol ID.
- @param Text String of protocol field.
- @return Network protocol ID .
- **/
- UINTN
- NetworkProtocolFromText (
- CHAR16 *Text
- )
- {
- if (StrCmp (Text, L"UDP") == 0) {
- return RFC_1700_UDP_PROTOCOL;
- }
- if (StrCmp (Text, L"TCP") == 0) {
- return RFC_1700_TCP_PROTOCOL;
- }
- return Strtoi (Text);
- }
- /**
- Converts a text device path node to IPV4 device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created IPV4 device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextIPv4 (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *RemoteIPStr;
- CHAR16 *ProtocolStr;
- CHAR16 *TypeStr;
- CHAR16 *LocalIPStr;
- CHAR16 *GatewayIPStr;
- CHAR16 *SubnetMaskStr;
- IPv4_DEVICE_PATH *IPv4;
- RemoteIPStr = GetNextParamStr (&TextDeviceNode);
- ProtocolStr = GetNextParamStr (&TextDeviceNode);
- TypeStr = GetNextParamStr (&TextDeviceNode);
- LocalIPStr = GetNextParamStr (&TextDeviceNode);
- GatewayIPStr = GetNextParamStr (&TextDeviceNode);
- SubnetMaskStr = GetNextParamStr (&TextDeviceNode);
- IPv4 = (IPv4_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_IPv4_DP,
- (UINT16) sizeof (IPv4_DEVICE_PATH)
- );
- StrToIpv4Address (RemoteIPStr, NULL, &IPv4->RemoteIpAddress, NULL);
- IPv4->Protocol = (UINT16) NetworkProtocolFromText (ProtocolStr);
- if (StrCmp (TypeStr, L"Static") == 0) {
- IPv4->StaticIpAddress = TRUE;
- } else {
- IPv4->StaticIpAddress = FALSE;
- }
- StrToIpv4Address (LocalIPStr, NULL, &IPv4->LocalIpAddress, NULL);
- if (!IS_NULL (*GatewayIPStr) && !IS_NULL (*SubnetMaskStr)) {
- StrToIpv4Address (GatewayIPStr, NULL, &IPv4->GatewayIpAddress, NULL);
- StrToIpv4Address (SubnetMaskStr, NULL, &IPv4->SubnetMask, NULL);
- } else {
- ZeroMem (&IPv4->GatewayIpAddress, sizeof (IPv4->GatewayIpAddress));
- ZeroMem (&IPv4->SubnetMask, sizeof (IPv4->SubnetMask));
- }
- IPv4->LocalPort = 0;
- IPv4->RemotePort = 0;
- return (EFI_DEVICE_PATH_PROTOCOL *) IPv4;
- }
- /**
- Converts a text device path node to IPV6 device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created IPV6 device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextIPv6 (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *RemoteIPStr;
- CHAR16 *ProtocolStr;
- CHAR16 *TypeStr;
- CHAR16 *LocalIPStr;
- CHAR16 *GatewayIPStr;
- CHAR16 *PrefixLengthStr;
- IPv6_DEVICE_PATH *IPv6;
- RemoteIPStr = GetNextParamStr (&TextDeviceNode);
- ProtocolStr = GetNextParamStr (&TextDeviceNode);
- TypeStr = GetNextParamStr (&TextDeviceNode);
- LocalIPStr = GetNextParamStr (&TextDeviceNode);
- PrefixLengthStr = GetNextParamStr (&TextDeviceNode);
- GatewayIPStr = GetNextParamStr (&TextDeviceNode);
- IPv6 = (IPv6_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_IPv6_DP,
- (UINT16) sizeof (IPv6_DEVICE_PATH)
- );
- StrToIpv6Address (RemoteIPStr, NULL, &IPv6->RemoteIpAddress, NULL);
- IPv6->Protocol = (UINT16) NetworkProtocolFromText (ProtocolStr);
- if (StrCmp (TypeStr, L"Static") == 0) {
- IPv6->IpAddressOrigin = 0;
- } else if (StrCmp (TypeStr, L"StatelessAutoConfigure") == 0) {
- IPv6->IpAddressOrigin = 1;
- } else {
- IPv6->IpAddressOrigin = 2;
- }
- StrToIpv6Address (LocalIPStr, NULL, &IPv6->LocalIpAddress, NULL);
- if (!IS_NULL (*GatewayIPStr) && !IS_NULL (*PrefixLengthStr)) {
- StrToIpv6Address (GatewayIPStr, NULL, &IPv6->GatewayIpAddress, NULL);
- IPv6->PrefixLength = (UINT8) Strtoi (PrefixLengthStr);
- } else {
- ZeroMem (&IPv6->GatewayIpAddress, sizeof (IPv6->GatewayIpAddress));
- IPv6->PrefixLength = 0;
- }
- IPv6->LocalPort = 0;
- IPv6->RemotePort = 0;
- return (EFI_DEVICE_PATH_PROTOCOL *) IPv6;
- }
- /**
- Converts a text device path node to UART device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created UART device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUart (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *BaudStr;
- CHAR16 *DataBitsStr;
- CHAR16 *ParityStr;
- CHAR16 *StopBitsStr;
- UART_DEVICE_PATH *Uart;
- BaudStr = GetNextParamStr (&TextDeviceNode);
- DataBitsStr = GetNextParamStr (&TextDeviceNode);
- ParityStr = GetNextParamStr (&TextDeviceNode);
- StopBitsStr = GetNextParamStr (&TextDeviceNode);
- Uart = (UART_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_UART_DP,
- (UINT16) sizeof (UART_DEVICE_PATH)
- );
- if (StrCmp (BaudStr, L"DEFAULT") == 0) {
- Uart->BaudRate = 115200;
- } else {
- Strtoi64 (BaudStr, &Uart->BaudRate);
- }
- Uart->DataBits = (UINT8) ((StrCmp (DataBitsStr, L"DEFAULT") == 0) ? 8 : Strtoi (DataBitsStr));
- switch (*ParityStr) {
- case L'D':
- Uart->Parity = 0;
- break;
- case L'N':
- Uart->Parity = 1;
- break;
- case L'E':
- Uart->Parity = 2;
- break;
- case L'O':
- Uart->Parity = 3;
- break;
- case L'M':
- Uart->Parity = 4;
- break;
- case L'S':
- Uart->Parity = 5;
- break;
- default:
- Uart->Parity = (UINT8) Strtoi (ParityStr);
- break;
- }
- if (StrCmp (StopBitsStr, L"D") == 0) {
- Uart->StopBits = (UINT8) 0;
- } else if (StrCmp (StopBitsStr, L"1") == 0) {
- Uart->StopBits = (UINT8) 1;
- } else if (StrCmp (StopBitsStr, L"1.5") == 0) {
- Uart->StopBits = (UINT8) 2;
- } else if (StrCmp (StopBitsStr, L"2") == 0) {
- Uart->StopBits = (UINT8) 3;
- } else {
- Uart->StopBits = (UINT8) Strtoi (StopBitsStr);
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) Uart;
- }
- /**
- Converts a text device path node to USB class device path structure.
- @param TextDeviceNode The input Text device path node.
- @param UsbClassText A pointer to USB_CLASS_TEXT structure to be integrated to USB Class Text.
- @return A pointer to the newly-created USB class device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- ConvertFromTextUsbClass (
- CHAR16 *TextDeviceNode,
- USB_CLASS_TEXT *UsbClassText
- )
- {
- CHAR16 *VIDStr;
- CHAR16 *PIDStr;
- CHAR16 *ClassStr;
- CHAR16 *SubClassStr;
- CHAR16 *ProtocolStr;
- USB_CLASS_DEVICE_PATH *UsbClass;
- UsbClass = (USB_CLASS_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_USB_CLASS_DP,
- (UINT16) sizeof (USB_CLASS_DEVICE_PATH)
- );
- VIDStr = GetNextParamStr (&TextDeviceNode);
- PIDStr = GetNextParamStr (&TextDeviceNode);
- if (UsbClassText->ClassExist) {
- ClassStr = GetNextParamStr (&TextDeviceNode);
- if (*ClassStr == L'\0') {
- UsbClass->DeviceClass = 0xFF;
- } else {
- UsbClass->DeviceClass = (UINT8) Strtoi (ClassStr);
- }
- } else {
- UsbClass->DeviceClass = UsbClassText->Class;
- }
- if (UsbClassText->SubClassExist) {
- SubClassStr = GetNextParamStr (&TextDeviceNode);
- if (*SubClassStr == L'\0') {
- UsbClass->DeviceSubClass = 0xFF;
- } else {
- UsbClass->DeviceSubClass = (UINT8) Strtoi (SubClassStr);
- }
- } else {
- UsbClass->DeviceSubClass = UsbClassText->SubClass;
- }
- ProtocolStr = GetNextParamStr (&TextDeviceNode);
- if (*VIDStr == L'\0') {
- UsbClass->VendorId = 0xFFFF;
- } else {
- UsbClass->VendorId = (UINT16) Strtoi (VIDStr);
- }
- if (*PIDStr == L'\0') {
- UsbClass->ProductId = 0xFFFF;
- } else {
- UsbClass->ProductId = (UINT16) Strtoi (PIDStr);
- }
- if (*ProtocolStr == L'\0') {
- UsbClass->DeviceProtocol = 0xFF;
- } else {
- UsbClass->DeviceProtocol = (UINT8) Strtoi (ProtocolStr);
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) UsbClass;
- }
- /**
- Converts a text device path node to USB class device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB class device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbClass (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = TRUE;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB audio device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB audio device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbAudio (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_AUDIO;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB CDC Control device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB CDC Control device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbCDCControl (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_CDCCONTROL;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB HID device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB HID device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbHID (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_HID;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB Image device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB Image device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbImage (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_IMAGE;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB Print device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB Print device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbPrinter (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_PRINTER;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB mass storage device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB mass storage device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbMassStorage (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_MASS_STORAGE;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB HUB device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB HUB device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbHub (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_HUB;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB CDC data device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB CDC data device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbCDCData (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_CDCDATA;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB smart card device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB smart card device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbSmartCard (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_SMART_CARD;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB video device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB video device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbVideo (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_VIDEO;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB diagnostic device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB diagnostic device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbDiagnostic (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_DIAGNOSTIC;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB wireless device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB wireless device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbWireless (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_WIRELESS;
- UsbClassText.SubClassExist = TRUE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB device firmware update device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB device firmware update device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbDeviceFirmwareUpdate (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_RESERVE;
- UsbClassText.SubClassExist = FALSE;
- UsbClassText.SubClass = USB_SUBCLASS_FW_UPDATE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB IRDA bridge device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB IRDA bridge device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbIrdaBridge (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_RESERVE;
- UsbClassText.SubClassExist = FALSE;
- UsbClassText.SubClass = USB_SUBCLASS_IRDA_BRIDGE;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB text and measurement device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB text and measurement device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbTestAndMeasurement (
- CHAR16 *TextDeviceNode
- )
- {
- USB_CLASS_TEXT UsbClassText;
- UsbClassText.ClassExist = FALSE;
- UsbClassText.Class = USB_CLASS_RESERVE;
- UsbClassText.SubClassExist = FALSE;
- UsbClassText.SubClass = USB_SUBCLASS_TEST;
- return ConvertFromTextUsbClass (TextDeviceNode, &UsbClassText);
- }
- /**
- Converts a text device path node to USB WWID device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created USB WWID device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUsbWwid (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *VIDStr;
- CHAR16 *PIDStr;
- CHAR16 *InterfaceNumStr;
- CHAR16 *SerialNumberStr;
- USB_WWID_DEVICE_PATH *UsbWwid;
- UINTN SerialNumberStrLen;
- VIDStr = GetNextParamStr (&TextDeviceNode);
- PIDStr = GetNextParamStr (&TextDeviceNode);
- InterfaceNumStr = GetNextParamStr (&TextDeviceNode);
- SerialNumberStr = GetNextParamStr (&TextDeviceNode);
- SerialNumberStrLen = StrLen (SerialNumberStr);
- if (SerialNumberStrLen >= 2 &&
- SerialNumberStr[0] == L'\"' &&
- SerialNumberStr[SerialNumberStrLen - 1] == L'\"'
- ) {
- SerialNumberStr[SerialNumberStrLen - 1] = L'\0';
- SerialNumberStr++;
- SerialNumberStrLen -= 2;
- }
- UsbWwid = (USB_WWID_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_USB_WWID_DP,
- (UINT16) (sizeof (USB_WWID_DEVICE_PATH) + SerialNumberStrLen * sizeof (CHAR16))
- );
- UsbWwid->VendorId = (UINT16) Strtoi (VIDStr);
- UsbWwid->ProductId = (UINT16) Strtoi (PIDStr);
- UsbWwid->InterfaceNumber = (UINT16) Strtoi (InterfaceNumStr);
- //
- // There is no memory allocated in UsbWwid for the '\0' in SerialNumberStr.
- // Therefore, the '\0' will not be copied.
- //
- memcpy (
- (UINT8 *) UsbWwid + sizeof (USB_WWID_DEVICE_PATH),
- SerialNumberStr,
- SerialNumberStrLen * sizeof (CHAR16)
- );
- return (EFI_DEVICE_PATH_PROTOCOL *) UsbWwid;
- }
- /**
- Converts a text device path node to Logic Unit device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Logic Unit device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUnit (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *LunStr;
- DEVICE_LOGICAL_UNIT_DEVICE_PATH *LogicalUnit;
- LunStr = GetNextParamStr (&TextDeviceNode);
- LogicalUnit = (DEVICE_LOGICAL_UNIT_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_DEVICE_LOGICAL_UNIT_DP,
- (UINT16) sizeof (DEVICE_LOGICAL_UNIT_DEVICE_PATH)
- );
- LogicalUnit->Lun = (UINT8) Strtoi (LunStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) LogicalUnit;
- }
- /**
- Converts a text device path node to iSCSI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created iSCSI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextiSCSI (
- CHAR16 *TextDeviceNode
- )
- {
- UINT16 Options;
- CHAR16 *NameStr;
- CHAR16 *PortalGroupStr;
- CHAR16 *LunStr;
- CHAR16 *HeaderDigestStr;
- CHAR16 *DataDigestStr;
- CHAR16 *AuthenticationStr;
- CHAR16 *ProtocolStr;
- CHAR8 *AsciiStr;
- ISCSI_DEVICE_PATH_WITH_NAME *ISCSIDevPath;
- UINT64 Lun;
- NameStr = GetNextParamStr (&TextDeviceNode);
- PortalGroupStr = GetNextParamStr (&TextDeviceNode);
- LunStr = GetNextParamStr (&TextDeviceNode);
- HeaderDigestStr = GetNextParamStr (&TextDeviceNode);
- DataDigestStr = GetNextParamStr (&TextDeviceNode);
- AuthenticationStr = GetNextParamStr (&TextDeviceNode);
- ProtocolStr = GetNextParamStr (&TextDeviceNode);
- ISCSIDevPath = (ISCSI_DEVICE_PATH_WITH_NAME *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_ISCSI_DP,
- (UINT16) (sizeof (ISCSI_DEVICE_PATH_WITH_NAME) + StrLen (NameStr))
- );
- AsciiStr = ISCSIDevPath->TargetName;
- StrToAscii (NameStr, &AsciiStr);
- ISCSIDevPath->TargetPortalGroupTag = (UINT16) Strtoi (PortalGroupStr);
- Strtoi64 (LunStr, &Lun);
- WriteUnaligned64 ((UINT64 *) &ISCSIDevPath->Lun, SwapBytes64 (Lun));
- Options = 0x0000;
- if (StrCmp (HeaderDigestStr, L"CRC32C") == 0) {
- Options |= 0x0002;
- }
- if (StrCmp (DataDigestStr, L"CRC32C") == 0) {
- Options |= 0x0008;
- }
- if (StrCmp (AuthenticationStr, L"None") == 0) {
- Options |= 0x0800;
- }
- if (StrCmp (AuthenticationStr, L"CHAP_UNI") == 0) {
- Options |= 0x1000;
- }
- ISCSIDevPath->LoginOption = (UINT16) Options;
- if (IS_NULL (*ProtocolStr) || (StrCmp (ProtocolStr, L"TCP") == 0)) {
- ISCSIDevPath->NetworkProtocol = 0;
- } else {
- //
- // Undefined and reserved.
- //
- ISCSIDevPath->NetworkProtocol = 1;
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) ISCSIDevPath;
- }
- /**
- Converts a text device path node to VLAN device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created VLAN device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVlan (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *VlanStr;
- VLAN_DEVICE_PATH *Vlan;
- VlanStr = GetNextParamStr (&TextDeviceNode);
- Vlan = (VLAN_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_VLAN_DP,
- (UINT16) sizeof (VLAN_DEVICE_PATH)
- );
- Vlan->VlanId = (UINT16) Strtoi (VlanStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Vlan;
- }
- /**
- Converts a text device path node to Bluetooth device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Bluetooth device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextBluetooth (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *BluetoothStr;
- BLUETOOTH_DEVICE_PATH *BluetoothDp;
- BluetoothStr = GetNextParamStr (&TextDeviceNode);
- BluetoothDp = (BLUETOOTH_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_BLUETOOTH_DP,
- (UINT16) sizeof (BLUETOOTH_DEVICE_PATH)
- );
- StrHexToBytes (
- BluetoothStr,
- sizeof (BLUETOOTH_ADDRESS) * 2,
- BluetoothDp->BD_ADDR.Address,
- sizeof (BLUETOOTH_ADDRESS)
- );
- return (EFI_DEVICE_PATH_PROTOCOL *) BluetoothDp;
- }
- /**
- Converts a text device path node to Wi-Fi device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Wi-Fi device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextWiFi (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *SSIdStr;
- CHAR8 AsciiStr[33];
- UINTN DataLen;
- WIFI_DEVICE_PATH *WiFiDp;
- SSIdStr = GetNextParamStr (&TextDeviceNode);
- WiFiDp = (WIFI_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_WIFI_DP,
- (UINT16) sizeof (WIFI_DEVICE_PATH)
- );
- if (NULL != SSIdStr) {
- DataLen = StrLen (SSIdStr);
- if (StrLen (SSIdStr) > 32) {
- SSIdStr[32] = L'\0';
- DataLen = 32;
- }
- UnicodeStrToAsciiStrS (SSIdStr, AsciiStr, sizeof (AsciiStr));
- memcpy (WiFiDp->SSId, AsciiStr, DataLen);
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) WiFiDp;
- }
- /**
- Converts a text device path node to Bluetooth LE device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Bluetooth LE device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextBluetoothLE (
- IN CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *BluetoothLeAddrStr;
- CHAR16 *BluetoothLeAddrTypeStr;
- BLUETOOTH_LE_DEVICE_PATH *BluetoothLeDp;
- BluetoothLeAddrStr = GetNextParamStr (&TextDeviceNode);
- BluetoothLeAddrTypeStr = GetNextParamStr (&TextDeviceNode);
- BluetoothLeDp = (BLUETOOTH_LE_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_BLUETOOTH_LE_DP,
- (UINT16) sizeof (BLUETOOTH_LE_DEVICE_PATH)
- );
- BluetoothLeDp->Address.Type = (UINT8) Strtoi (BluetoothLeAddrTypeStr);
- StrHexToBytes (
- BluetoothLeAddrStr, sizeof (BluetoothLeDp->Address.Address) * 2,
- BluetoothLeDp->Address.Address, sizeof (BluetoothLeDp->Address.Address)
- );
- return (EFI_DEVICE_PATH_PROTOCOL *) BluetoothLeDp;
- }
- /**
- Converts a text device path node to DNS device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created DNS device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextDns (
- IN CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *DeviceNodeStr;
- CHAR16 *DeviceNodeStrPtr;
- UINT32 DnsServerIpCount;
- UINT16 DnsDeviceNodeLength;
- DNS_DEVICE_PATH *DnsDeviceNode;
- UINT32 DnsServerIpIndex;
- CHAR16 *DnsServerIp;
- //
- // Count the DNS server address number.
- //
- DeviceNodeStr = UefiDevicePathLibStrDuplicate (TextDeviceNode);
- if (DeviceNodeStr == NULL) {
- return NULL;
- }
- DeviceNodeStrPtr = DeviceNodeStr;
- DnsServerIpCount = 0;
- while (DeviceNodeStrPtr != NULL && *DeviceNodeStrPtr != L'\0') {
- GetNextParamStr (&DeviceNodeStrPtr);
- DnsServerIpCount ++;
- }
- free (DeviceNodeStr);
- DeviceNodeStr = NULL;
- //
- // One or more instances of the DNS server address in EFI_IP_ADDRESS,
- // otherwise, NULL will be returned.
- //
- if (DnsServerIpCount == 0) {
- return NULL;
- }
- //
- // Create the DNS DeviceNode.
- //
- DnsDeviceNodeLength = (UINT16) (sizeof (EFI_DEVICE_PATH_PROTOCOL) + sizeof (UINT8) + DnsServerIpCount * sizeof (EFI_IP_ADDRESS));
- DnsDeviceNode = (DNS_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_DNS_DP,
- DnsDeviceNodeLength
- );
- if (DnsDeviceNode == NULL) {
- return NULL;
- }
- //
- // Confirm the DNS server address is IPv4 or IPv6 type.
- //
- DeviceNodeStrPtr = TextDeviceNode;
- while (!IS_NULL (*DeviceNodeStrPtr)) {
- if (*DeviceNodeStrPtr == L'.') {
- DnsDeviceNode->IsIPv6 = 0x00;
- break;
- }
- if (*DeviceNodeStrPtr == L':') {
- DnsDeviceNode->IsIPv6 = 0x01;
- break;
- }
- DeviceNodeStrPtr++;
- }
- for (DnsServerIpIndex = 0; DnsServerIpIndex < DnsServerIpCount; DnsServerIpIndex++) {
- DnsServerIp = GetNextParamStr (&TextDeviceNode);
- if (DnsDeviceNode->IsIPv6 == 0x00) {
- StrToIpv4Address (DnsServerIp, NULL, &(DnsDeviceNode->DnsServerIp[DnsServerIpIndex].v4), NULL);
- } else {
- StrToIpv6Address (DnsServerIp, NULL, &(DnsDeviceNode->DnsServerIp[DnsServerIpIndex].v6), NULL);
- }
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) DnsDeviceNode;
- }
- /**
- Converts a text device path node to URI device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created URI device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextUri (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *UriStr;
- UINTN UriLength;
- URI_DEVICE_PATH *Uri;
- UriStr = GetNextParamStr (&TextDeviceNode);
- UriLength = StrnLenS (UriStr, MAX_UINT16 - sizeof (URI_DEVICE_PATH));
- Uri = (URI_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_URI_DP,
- (UINT16) (sizeof (URI_DEVICE_PATH) + UriLength)
- );
- while (UriLength-- != 0) {
- Uri->Uri[UriLength] = (CHAR8) UriStr[UriLength];
- }
- return (EFI_DEVICE_PATH_PROTOCOL *) Uri;
- }
- /**
- Converts a media text device path node to media device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to media device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextMediaPath (
- CHAR16 *TextDeviceNode
- )
- {
- return DevPathFromTextGenericPath (MEDIA_DEVICE_PATH, TextDeviceNode);
- }
- /**
- Converts a text device path node to HD device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created HD device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextHD (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *PartitionStr;
- CHAR16 *TypeStr;
- CHAR16 *SignatureStr;
- CHAR16 *StartStr;
- CHAR16 *SizeStr;
- UINT32 Signature32;
- HARDDRIVE_DEVICE_PATH *Hd;
- PartitionStr = GetNextParamStr (&TextDeviceNode);
- TypeStr = GetNextParamStr (&TextDeviceNode);
- SignatureStr = GetNextParamStr (&TextDeviceNode);
- StartStr = GetNextParamStr (&TextDeviceNode);
- SizeStr = GetNextParamStr (&TextDeviceNode);
- Hd = (HARDDRIVE_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_HARDDRIVE_DP,
- (UINT16) sizeof (HARDDRIVE_DEVICE_PATH)
- );
- Hd->PartitionNumber = (UINT32) Strtoi (PartitionStr);
- ZeroMem (Hd->Signature, 16);
- Hd->MBRType = (UINT8) 0;
- if (StrCmp (TypeStr, L"MBR") == 0) {
- Hd->SignatureType = SIGNATURE_TYPE_MBR;
- Hd->MBRType = 0x01;
- Signature32 = (UINT32) Strtoi (SignatureStr);
- memcpy (Hd->Signature, &Signature32, sizeof (UINT32));
- } else if (StrCmp (TypeStr, L"GPT") == 0) {
- Hd->SignatureType = SIGNATURE_TYPE_GUID;
- Hd->MBRType = 0x02;
- StrToGuid (SignatureStr, (EFI_GUID *) Hd->Signature);
- } else {
- Hd->SignatureType = (UINT8) Strtoi (TypeStr);
- }
- Strtoi64 (StartStr, &Hd->PartitionStart);
- Strtoi64 (SizeStr, &Hd->PartitionSize);
- return (EFI_DEVICE_PATH_PROTOCOL *) Hd;
- }
- /**
- Converts a text device path node to CDROM device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created CDROM device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextCDROM (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *EntryStr;
- CHAR16 *StartStr;
- CHAR16 *SizeStr;
- CDROM_DEVICE_PATH *CDROMDevPath;
- EntryStr = GetNextParamStr (&TextDeviceNode);
- StartStr = GetNextParamStr (&TextDeviceNode);
- SizeStr = GetNextParamStr (&TextDeviceNode);
- CDROMDevPath = (CDROM_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_CDROM_DP,
- (UINT16) sizeof (CDROM_DEVICE_PATH)
- );
- CDROMDevPath->BootEntry = (UINT32) Strtoi (EntryStr);
- Strtoi64 (StartStr, &CDROMDevPath->PartitionStart);
- Strtoi64 (SizeStr, &CDROMDevPath->PartitionSize);
- return (EFI_DEVICE_PATH_PROTOCOL *) CDROMDevPath;
- }
- /**
- Converts a text device path node to Vendor-defined media device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Vendor-defined media device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVenMedia (
- CHAR16 *TextDeviceNode
- )
- {
- return ConvertFromTextVendor (
- TextDeviceNode,
- MEDIA_DEVICE_PATH,
- MEDIA_VENDOR_DP
- );
- }
- /**
- Converts a text device path node to File device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created File device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextFilePath (
- CHAR16 *TextDeviceNode
- )
- {
- FILEPATH_DEVICE_PATH *File;
- File = (FILEPATH_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_FILEPATH_DP,
- (UINT16) (sizeof (FILEPATH_DEVICE_PATH) + StrLen (TextDeviceNode) * 2)
- );
- StrCpyS (File->PathName, StrLen (TextDeviceNode) + 1, TextDeviceNode);
- return (EFI_DEVICE_PATH_PROTOCOL *) File;
- }
- /**
- Converts a text device path node to Media protocol device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Media protocol device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextMedia (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *GuidStr;
- MEDIA_PROTOCOL_DEVICE_PATH *Media;
- GuidStr = GetNextParamStr (&TextDeviceNode);
- Media = (MEDIA_PROTOCOL_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_PROTOCOL_DP,
- (UINT16) sizeof (MEDIA_PROTOCOL_DEVICE_PATH)
- );
- StrToGuid (GuidStr, &Media->Protocol);
- return (EFI_DEVICE_PATH_PROTOCOL *) Media;
- }
- /**
- Converts a text device path node to firmware volume device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created firmware volume device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextFv (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *GuidStr;
- MEDIA_FW_VOL_DEVICE_PATH *Fv;
- GuidStr = GetNextParamStr (&TextDeviceNode);
- Fv = (MEDIA_FW_VOL_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_PIWG_FW_VOL_DP,
- (UINT16) sizeof (MEDIA_FW_VOL_DEVICE_PATH)
- );
- StrToGuid (GuidStr, &Fv->FvName);
- return (EFI_DEVICE_PATH_PROTOCOL *) Fv;
- }
- /**
- Converts a text device path node to firmware file device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created firmware file device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextFvFile (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *GuidStr;
- MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *FvFile;
- GuidStr = GetNextParamStr (&TextDeviceNode);
- FvFile = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_PIWG_FW_FILE_DP,
- (UINT16) sizeof (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH)
- );
- StrToGuid (GuidStr, &FvFile->FvFileName);
- return (EFI_DEVICE_PATH_PROTOCOL *) FvFile;
- }
- /**
- Converts a text device path node to text relative offset device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Text device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextRelativeOffsetRange (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *StartingOffsetStr;
- CHAR16 *EndingOffsetStr;
- MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH *Offset;
- StartingOffsetStr = GetNextParamStr (&TextDeviceNode);
- EndingOffsetStr = GetNextParamStr (&TextDeviceNode);
- Offset = (MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_RELATIVE_OFFSET_RANGE_DP,
- (UINT16) sizeof (MEDIA_RELATIVE_OFFSET_RANGE_DEVICE_PATH)
- );
- Strtoi64 (StartingOffsetStr, &Offset->StartingOffset);
- Strtoi64 (EndingOffsetStr, &Offset->EndingOffset);
- return (EFI_DEVICE_PATH_PROTOCOL *) Offset;
- }
- /**
- Converts a text device path node to text ram disk device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Text device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextRamDisk (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *StartingAddrStr;
- CHAR16 *EndingAddrStr;
- CHAR16 *TypeGuidStr;
- CHAR16 *InstanceStr;
- MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
- UINT64 StartingAddr;
- UINT64 EndingAddr;
- StartingAddrStr = GetNextParamStr (&TextDeviceNode);
- EndingAddrStr = GetNextParamStr (&TextDeviceNode);
- InstanceStr = GetNextParamStr (&TextDeviceNode);
- TypeGuidStr = GetNextParamStr (&TextDeviceNode);
- RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_RAM_DISK_DP,
- (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
- );
- Strtoi64 (StartingAddrStr, &StartingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
- Strtoi64 (EndingAddrStr, &EndingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
- RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
- StrToGuid (TypeGuidStr, &RamDisk->TypeGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
- }
- /**
- Converts a text device path node to text virtual disk device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Text device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVirtualDisk (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *StartingAddrStr;
- CHAR16 *EndingAddrStr;
- CHAR16 *InstanceStr;
- MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
- UINT64 StartingAddr;
- UINT64 EndingAddr;
- StartingAddrStr = GetNextParamStr (&TextDeviceNode);
- EndingAddrStr = GetNextParamStr (&TextDeviceNode);
- InstanceStr = GetNextParamStr (&TextDeviceNode);
- RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_RAM_DISK_DP,
- (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
- );
- Strtoi64 (StartingAddrStr, &StartingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
- Strtoi64 (EndingAddrStr, &EndingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
- RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
- CopyGuid (&RamDisk->TypeGuid, &gEfiVirtualDiskGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
- }
- /**
- Converts a text device path node to text virtual cd device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Text device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextVirtualCd (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *StartingAddrStr;
- CHAR16 *EndingAddrStr;
- CHAR16 *InstanceStr;
- MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
- UINT64 StartingAddr;
- UINT64 EndingAddr;
- StartingAddrStr = GetNextParamStr (&TextDeviceNode);
- EndingAddrStr = GetNextParamStr (&TextDeviceNode);
- InstanceStr = GetNextParamStr (&TextDeviceNode);
- RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_RAM_DISK_DP,
- (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
- );
- Strtoi64 (StartingAddrStr, &StartingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
- Strtoi64 (EndingAddrStr, &EndingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
- RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
- CopyGuid (&RamDisk->TypeGuid, &gEfiVirtualCdGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
- }
- /**
- Converts a text device path node to text persistent virtual disk device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Text device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPersistentVirtualDisk (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *StartingAddrStr;
- CHAR16 *EndingAddrStr;
- CHAR16 *InstanceStr;
- MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
- UINT64 StartingAddr;
- UINT64 EndingAddr;
- StartingAddrStr = GetNextParamStr (&TextDeviceNode);
- EndingAddrStr = GetNextParamStr (&TextDeviceNode);
- InstanceStr = GetNextParamStr (&TextDeviceNode);
- RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_RAM_DISK_DP,
- (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
- );
- Strtoi64 (StartingAddrStr, &StartingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
- Strtoi64 (EndingAddrStr, &EndingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
- RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
- CopyGuid (&RamDisk->TypeGuid, &gEfiPersistentVirtualDiskGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
- }
- /**
- Converts a text device path node to text persistent virtual cd device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created Text device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextPersistentVirtualCd (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *StartingAddrStr;
- CHAR16 *EndingAddrStr;
- CHAR16 *InstanceStr;
- MEDIA_RAM_DISK_DEVICE_PATH *RamDisk;
- UINT64 StartingAddr;
- UINT64 EndingAddr;
- StartingAddrStr = GetNextParamStr (&TextDeviceNode);
- EndingAddrStr = GetNextParamStr (&TextDeviceNode);
- InstanceStr = GetNextParamStr (&TextDeviceNode);
- RamDisk = (MEDIA_RAM_DISK_DEVICE_PATH *) CreateDeviceNode (
- MEDIA_DEVICE_PATH,
- MEDIA_RAM_DISK_DP,
- (UINT16) sizeof (MEDIA_RAM_DISK_DEVICE_PATH)
- );
- Strtoi64 (StartingAddrStr, &StartingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->StartingAddr[0]), StartingAddr);
- Strtoi64 (EndingAddrStr, &EndingAddr);
- WriteUnaligned64 ((UINT64 *) &(RamDisk->EndingAddr[0]), EndingAddr);
- RamDisk->Instance = (UINT16) Strtoi (InstanceStr);
- CopyGuid (&RamDisk->TypeGuid, &gEfiPersistentVirtualCdGuid);
- return (EFI_DEVICE_PATH_PROTOCOL *) RamDisk;
- }
- /**
- Converts a BBS text device path node to BBS device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to BBS device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextBbsPath (
- CHAR16 *TextDeviceNode
- )
- {
- return DevPathFromTextGenericPath (BBS_DEVICE_PATH, TextDeviceNode);
- }
- /**
- Converts a text device path node to BIOS Boot Specification device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created BIOS Boot Specification device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextBBS (
- CHAR16 *TextDeviceNode
- )
- {
- CHAR16 *TypeStr;
- CHAR16 *IdStr;
- CHAR16 *FlagsStr;
- CHAR8 *AsciiStr;
- BBS_BBS_DEVICE_PATH *Bbs;
- TypeStr = GetNextParamStr (&TextDeviceNode);
- IdStr = GetNextParamStr (&TextDeviceNode);
- FlagsStr = GetNextParamStr (&TextDeviceNode);
- Bbs = (BBS_BBS_DEVICE_PATH *) CreateDeviceNode (
- BBS_DEVICE_PATH,
- BBS_BBS_DP,
- (UINT16) (sizeof (BBS_BBS_DEVICE_PATH) + StrLen (IdStr))
- );
- if (StrCmp (TypeStr, L"Floppy") == 0) {
- Bbs->DeviceType = BBS_TYPE_FLOPPY;
- } else if (StrCmp (TypeStr, L"HD") == 0) {
- Bbs->DeviceType = BBS_TYPE_HARDDRIVE;
- } else if (StrCmp (TypeStr, L"CDROM") == 0) {
- Bbs->DeviceType = BBS_TYPE_CDROM;
- } else if (StrCmp (TypeStr, L"PCMCIA") == 0) {
- Bbs->DeviceType = BBS_TYPE_PCMCIA;
- } else if (StrCmp (TypeStr, L"USB") == 0) {
- Bbs->DeviceType = BBS_TYPE_USB;
- } else if (StrCmp (TypeStr, L"Network") == 0) {
- Bbs->DeviceType = BBS_TYPE_EMBEDDED_NETWORK;
- } else {
- Bbs->DeviceType = (UINT16) Strtoi (TypeStr);
- }
- AsciiStr = Bbs->String;
- StrToAscii (IdStr, &AsciiStr);
- Bbs->StatusFlag = (UINT16) Strtoi (FlagsStr);
- return (EFI_DEVICE_PATH_PROTOCOL *) Bbs;
- }
- /**
- Converts a text device path node to SATA device path structure.
- @param TextDeviceNode The input Text device path node.
- @return A pointer to the newly-created SATA device path structure.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- DevPathFromTextSata (
- CHAR16 *TextDeviceNode
- )
- {
- SATA_DEVICE_PATH *Sata;
- CHAR16 *Param1;
- CHAR16 *Param2;
- CHAR16 *Param3;
- Param1 = GetNextParamStr (&TextDeviceNode);
- Param2 = GetNextParamStr (&TextDeviceNode);
- Param3 = GetNextParamStr (&TextDeviceNode);
- Sata = (SATA_DEVICE_PATH *) CreateDeviceNode (
- MESSAGING_DEVICE_PATH,
- MSG_SATA_DP,
- (UINT16) sizeof (SATA_DEVICE_PATH)
- );
- Sata->HBAPortNumber = (UINT16) Strtoi (Param1);
- //
- // According to UEFI spec, if PMPN is not provided, the default is 0xFFFF
- //
- if (*Param2 == L'\0' ) {
- Sata->PortMultiplierPortNumber = 0xFFFF;
- } else {
- Sata->PortMultiplierPortNumber = (UINT16) Strtoi (Param2);
- }
- Sata->Lun = (UINT16) Strtoi (Param3);
- return (EFI_DEVICE_PATH_PROTOCOL *) Sata;
- }
- DEVICE_PATH_FROM_TEXT_TABLE mUefiDevicePathLibDevPathFromTextTable[] = {
- {L"Path", DevPathFromTextPath },
- {L"HardwarePath", DevPathFromTextHardwarePath },
- {L"Pci", DevPathFromTextPci },
- {L"PcCard", DevPathFromTextPcCard },
- {L"MemoryMapped", DevPathFromTextMemoryMapped },
- {L"VenHw", DevPathFromTextVenHw },
- {L"Ctrl", DevPathFromTextCtrl },
- {L"BMC", DevPathFromTextBmc },
- {L"AcpiPath", DevPathFromTextAcpiPath },
- {L"Acpi", DevPathFromTextAcpi },
- {L"PciRoot", DevPathFromTextPciRoot },
- {L"PcieRoot", DevPathFromTextPcieRoot },
- {L"Floppy", DevPathFromTextFloppy },
- {L"Keyboard", DevPathFromTextKeyboard },
- {L"Serial", DevPathFromTextSerial },
- {L"ParallelPort", DevPathFromTextParallelPort },
- {L"AcpiEx", DevPathFromTextAcpiEx },
- {L"AcpiExp", DevPathFromTextAcpiExp },
- {L"AcpiAdr", DevPathFromTextAcpiAdr },
- {L"Msg", DevPathFromTextMsg },
- {L"Ata", DevPathFromTextAta },
- {L"Scsi", DevPathFromTextScsi },
- {L"Fibre", DevPathFromTextFibre },
- {L"FibreEx", DevPathFromTextFibreEx },
- {L"I1394", DevPathFromText1394 },
- {L"USB", DevPathFromTextUsb },
- {L"I2O", DevPathFromTextI2O },
- {L"Infiniband", DevPathFromTextInfiniband },
- {L"VenMsg", DevPathFromTextVenMsg },
- {L"VenPcAnsi", DevPathFromTextVenPcAnsi },
- {L"VenVt100", DevPathFromTextVenVt100 },
- {L"VenVt100Plus", DevPathFromTextVenVt100Plus },
- {L"VenUtf8", DevPathFromTextVenUtf8 },
- {L"UartFlowCtrl", DevPathFromTextUartFlowCtrl },
- {L"SAS", DevPathFromTextSAS },
- {L"SasEx", DevPathFromTextSasEx },
- {L"NVMe", DevPathFromTextNVMe },
- {L"UFS", DevPathFromTextUfs },
- {L"SD", DevPathFromTextSd },
- {L"eMMC", DevPathFromTextEmmc },
- {L"DebugPort", DevPathFromTextDebugPort },
- {L"MAC", DevPathFromTextMAC },
- {L"IPv4", DevPathFromTextIPv4 },
- {L"IPv6", DevPathFromTextIPv6 },
- {L"Uart", DevPathFromTextUart },
- {L"UsbClass", DevPathFromTextUsbClass },
- {L"UsbAudio", DevPathFromTextUsbAudio },
- {L"UsbCDCControl", DevPathFromTextUsbCDCControl },
- {L"UsbHID", DevPathFromTextUsbHID },
- {L"UsbImage", DevPathFromTextUsbImage },
- {L"UsbPrinter", DevPathFromTextUsbPrinter },
- {L"UsbMassStorage", DevPathFromTextUsbMassStorage },
- {L"UsbHub", DevPathFromTextUsbHub },
- {L"UsbCDCData", DevPathFromTextUsbCDCData },
- {L"UsbSmartCard", DevPathFromTextUsbSmartCard },
- {L"UsbVideo", DevPathFromTextUsbVideo },
- {L"UsbDiagnostic", DevPathFromTextUsbDiagnostic },
- {L"UsbWireless", DevPathFromTextUsbWireless },
- {L"UsbDeviceFirmwareUpdate", DevPathFromTextUsbDeviceFirmwareUpdate },
- {L"UsbIrdaBridge", DevPathFromTextUsbIrdaBridge },
- {L"UsbTestAndMeasurement", DevPathFromTextUsbTestAndMeasurement },
- {L"UsbWwid", DevPathFromTextUsbWwid },
- {L"Unit", DevPathFromTextUnit },
- {L"iSCSI", DevPathFromTextiSCSI },
- {L"Vlan", DevPathFromTextVlan },
- {L"Dns", DevPathFromTextDns },
- {L"Uri", DevPathFromTextUri },
- {L"Bluetooth", DevPathFromTextBluetooth },
- {L"Wi-Fi", DevPathFromTextWiFi },
- {L"BluetoothLE", DevPathFromTextBluetoothLE },
- {L"MediaPath", DevPathFromTextMediaPath },
- {L"HD", DevPathFromTextHD },
- {L"CDROM", DevPathFromTextCDROM },
- {L"VenMedia", DevPathFromTextVenMedia },
- {L"Media", DevPathFromTextMedia },
- {L"Fv", DevPathFromTextFv },
- {L"FvFile", DevPathFromTextFvFile },
- {L"Offset", DevPathFromTextRelativeOffsetRange },
- {L"RamDisk", DevPathFromTextRamDisk },
- {L"VirtualDisk", DevPathFromTextVirtualDisk },
- {L"VirtualCD", DevPathFromTextVirtualCd },
- {L"PersistentVirtualDisk", DevPathFromTextPersistentVirtualDisk },
- {L"PersistentVirtualCD", DevPathFromTextPersistentVirtualCd },
- {L"BbsPath", DevPathFromTextBbsPath },
- {L"BBS", DevPathFromTextBBS },
- {L"Sata", DevPathFromTextSata },
- {NULL, NULL}
- };
- /**
- Convert text to the binary representation of a device node.
- @param TextDeviceNode TextDeviceNode points to the text representation of a device
- node. Conversion starts with the first character and continues
- until the first non-device node character.
- @return A pointer to the EFI device node or NULL if TextDeviceNode is NULL or there was
- insufficient memory or text unsupported.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- UefiDevicePathLibConvertTextToDeviceNode (
- CONST CHAR16 *TextDeviceNode
- )
- {
- DEVICE_PATH_FROM_TEXT FromText;
- CHAR16 *ParamStr;
- EFI_DEVICE_PATH_PROTOCOL *DeviceNode;
- CHAR16 *DeviceNodeStr;
- UINTN Index;
- if ((TextDeviceNode == NULL) || (IS_NULL (*TextDeviceNode))) {
- return NULL;
- }
- ParamStr = NULL;
- FromText = NULL;
- DeviceNodeStr = UefiDevicePathLibStrDuplicate (TextDeviceNode);
- ASSERT (DeviceNodeStr != NULL);
- for (Index = 0; mUefiDevicePathLibDevPathFromTextTable[Index].Function != NULL; Index++) {
- ParamStr = GetParamByNodeName (DeviceNodeStr, mUefiDevicePathLibDevPathFromTextTable[Index].DevicePathNodeText);
- if (ParamStr != NULL) {
- FromText = mUefiDevicePathLibDevPathFromTextTable[Index].Function;
- break;
- }
- }
- if (FromText == NULL) {
- //
- // A file path
- //
- FromText = DevPathFromTextFilePath;
- DeviceNode = FromText (DeviceNodeStr);
- //
- // According to above logic, if 'FromText' is NULL in the 'if' statement,
- // then 'ParamStr' must be NULL as well. No memory allocation has been made
- // in this case.
- //
- // The below check is for addressing a false positive potential memory leak
- // issue raised from static analysis.
- //
- if (ParamStr != NULL) {
- free (ParamStr);
- }
- } else {
- DeviceNode = FromText (ParamStr);
- free (ParamStr);
- }
- free (DeviceNodeStr);
- return DeviceNode;
- }
- /**
- Convert text to the binary representation of a device path.
- @param TextDevicePath TextDevicePath points to the text representation of a device
- path. Conversion starts with the first character and continues
- until the first non-device node character.
- @return A pointer to the allocated device path or NULL if TextDeviceNode is NULL or
- there was insufficient memory.
- **/
- EFI_DEVICE_PATH_PROTOCOL *
- UefiDevicePathLibConvertTextToDevicePath (
- CONST CHAR16 *TextDevicePath
- )
- {
- EFI_DEVICE_PATH_PROTOCOL *DeviceNode;
- EFI_DEVICE_PATH_PROTOCOL *NewDevicePath;
- CHAR16 *DevicePathStr;
- CHAR16 *Str;
- CHAR16 *DeviceNodeStr;
- BOOLEAN IsInstanceEnd;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- if ((TextDevicePath == NULL) || (IS_NULL (*TextDevicePath))) {
- return NULL;
- }
- DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);
- ASSERT (DevicePath != NULL);
- SetDevicePathEndNode (DevicePath);
- DevicePathStr = UefiDevicePathLibStrDuplicate (TextDevicePath);
- Str = DevicePathStr;
- while ((DeviceNodeStr = GetNextDeviceNodeStr (&Str, &IsInstanceEnd)) != NULL) {
- DeviceNode = UefiDevicePathLibConvertTextToDeviceNode (DeviceNodeStr);
- NewDevicePath = AppendDevicePathNode (DevicePath, DeviceNode);
- free (DevicePath);
- free (DeviceNode);
- DevicePath = NewDevicePath;
- if (IsInstanceEnd) {
- DeviceNode = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);
- ASSERT (DeviceNode != NULL);
- SetDevicePathEndNode (DeviceNode);
- DeviceNode->SubType = END_INSTANCE_DEVICE_PATH_SUBTYPE;
- NewDevicePath = AppendDevicePathNode (DevicePath, DeviceNode);
- free (DevicePath);
- free (DeviceNode);
- DevicePath = NewDevicePath;
- }
- }
- free (DevicePathStr);
- return DevicePath;
- }
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