diff options
Diffstat (limited to 'EdkModulePkg/Universal/Network/PxeBc/Dxe/pxe_loadfile.c')
| -rw-r--r-- | EdkModulePkg/Universal/Network/PxeBc/Dxe/pxe_loadfile.c | 1657 |
1 files changed, 0 insertions, 1657 deletions
diff --git a/EdkModulePkg/Universal/Network/PxeBc/Dxe/pxe_loadfile.c b/EdkModulePkg/Universal/Network/PxeBc/Dxe/pxe_loadfile.c deleted file mode 100644 index 20ae95d..0000000 --- a/EdkModulePkg/Universal/Network/PxeBc/Dxe/pxe_loadfile.c +++ /dev/null @@ -1,1657 +0,0 @@ -/*++
-
-Copyright (c) 2006 - 2007, Intel Corporation
-All rights reserved. This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
- pxe_loadfile.c
-
-Abstract:
- An implementation of the load file protocol for network devices.
-
---*/
-
-
-#include "Bc.h"
-
-#define DO_MENU (EFI_SUCCESS)
-#define NO_MENU (DO_MENU + 1)
-#define LOCAL_BOOT (EFI_ABORTED)
-#define AUTO_SELECT (NO_MENU)
-
-#define NUMBER_ROWS 25 // we set to mode 0
-#define MAX_MENULIST 23
-
-#define Ctl(x) (0x1F & (x))
-
-typedef union {
- DHCPV4_OP_STRUCT *OpPtr;
- PXE_BOOT_MENU_ENTRY *CurrentMenuItemPtr;
- PXE_OP_DISCOVERY_CONTROL *DiscCtlOpStr;
- PXE_OP_BOOT_MENU *MenuPtr;
- UINT8 *BytePtr;
-} UNION_PTR;
-
-
-STATIC
-EFI_PXE_BASE_CODE_CALLBACK_STATUS
-EFIAPI
-bc_callback (
- IN EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL * This,
- IN EFI_PXE_BASE_CODE_FUNCTION Function,
- IN BOOLEAN Received,
- IN UINT32 PacketLength,
- IN EFI_PXE_BASE_CODE_PACKET * PacketPtr OPTIONAL
- )
-/*++
-
-Routine Description:
-
- PxeBc callback routine for status updates and aborts.
-
-Arguments:
-
- This - Pointer to PxeBcCallback interface
- Function - PxeBc function ID#
- Received - Receive/transmit flag
- PacketLength - Length of received packet (0 == idle callback)
- PacketPtr - Pointer to received packet (NULL == idle callback)
-
-Returns:
-
- EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE -
- EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT -
-
---*/
-{
- STATIC UINTN Propeller;
-
- EFI_INPUT_KEY Key;
- UINTN Row;
- UINTN Col;
-
- Propeller = 0;
- //
- // Resolve Warning 4 unreferenced parameter problem
- //
- This = This;
-
- //
- // Check for user abort.
- //
- if (gST->ConIn->ReadKeyStroke (gST->ConIn, &Key) == EFI_SUCCESS) {
- if (!Key.ScanCode) {
- if (Key.UnicodeChar == Ctl ('c')) {
- return EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT;
- }
- } else if (Key.ScanCode == SCAN_ESC) {
- return EFI_PXE_BASE_CODE_CALLBACK_STATUS_ABORT;
- }
- }
- //
- // Do nothing if this is a receive.
- //
- if (Received) {
- return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;
- }
- //
- // The display code is only for these functions.
- //
- switch (Function) {
- case EFI_PXE_BASE_CODE_FUNCTION_MTFTP:
- //
- // If this is a transmit and not a M/TFTP open request,
- // return now. Do not print a dot for each M/TFTP packet
- // that is sent, only for the open packets.
- //
- if (PacketLength != 0 && PacketPtr != NULL) {
- if (PacketPtr->Raw[0x1C] != 0x00 || PacketPtr->Raw[0x1D] != 0x01) {
- return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;
- }
- }
-
- break;
-
- case EFI_PXE_BASE_CODE_FUNCTION_DHCP:
- case EFI_PXE_BASE_CODE_FUNCTION_DISCOVER:
- break;
-
- default:
- return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;
- }
- //
- // Display routines
- //
- if (PacketLength != 0 && PacketPtr != NULL) {
- //
- // Display a '.' when a packet is transmitted.
- //
- AsciiPrint (".");
- } else if (PacketLength == 0 && PacketPtr == NULL) {
- //
- // Display a propeller when waiting for packets if at
- // least 200 ms have passed.
- //
- Row = gST->ConOut->Mode->CursorRow;
- Col = gST->ConOut->Mode->CursorColumn;
-
- AsciiPrint ("%c", "/-\\|"[Propeller]);
- gST->ConOut->SetCursorPosition (gST->ConOut, Col, Row);
-
- Propeller = (Propeller + 1) & 3;
- }
-
- return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE;
-}
-
-STATIC EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL _bc_callback = {
- EFI_PXE_BASE_CODE_CALLBACK_INTERFACE_REVISION,
- &bc_callback
-};
-
-STATIC
-VOID
-PrintIpv4 (
- UINT8 *Ptr
- )
-/*++
-
-Routine Description:
-
- Display an IPv4 address in dot notation.
-
-Arguments:
-
- Ptr - Pointer to IPv4 address.
-
-Returns:
-
- None
-
---*/
-{
- if (Ptr != NULL) {
- AsciiPrint ("%d.%d.%d.%d", Ptr[0], Ptr[1], Ptr[2], Ptr[3]);
- }
-}
-
-STATIC
-VOID
-ShowMyInfo (
- IN PXE_BASECODE_DEVICE *Private
- )
-/*++
-
-Routine Description:
-
- Display client and server IP information.
-
-Arguments:
-
- Private - Pointer to PxeBc interface
-
-Returns:
-
- None
-
---*/
-{
- EFI_PXE_BASE_CODE_MODE *PxeBcMode;
- UINTN Index;
-
- //
- // Do nothing if a NULL pointer is passed in.
- //
- if (Private == NULL) {
- return ;
- }
- //
- // Get pointer to PXE BaseCode mode structure
- //
- PxeBcMode = Private->EfiBc.Mode;
-
- //
- // Display client IP address
- //
- AsciiPrint ("\rCLIENT IP: ");
- PrintIpv4 (PxeBcMode->StationIp.v4.Addr);
-
- //
- // Display subnet mask
- //
- AsciiPrint (" MASK: ");
- PrintIpv4 (PxeBcMode->SubnetMask.v4.Addr);
-
- //
- // Display DHCP and proxyDHCP IP addresses
- //
- if (PxeBcMode->ProxyOfferReceived) {
- AsciiPrint ("\nDHCP IP: ");
- PrintIpv4 (((DHCPV4_OP_SERVER_IP *) DHCPV4_ACK_BUFFER.OpAdds.PktOptAdds[OP_DHCP_SERVER_IP_IX - 1])->Ip.Addr);
-
- AsciiPrint (" PROXY IP: ");
- PrintIpv4 (((DHCPV4_OP_SERVER_IP *) PXE_OFFER_BUFFER.OpAdds.PktOptAdds[OP_DHCP_SERVER_IP_IX - 1])->Ip.Addr);
- } else {
- AsciiPrint (" DHCP IP: ");
- PrintIpv4 (((DHCPV4_OP_SERVER_IP *) DHCPV4_ACK_BUFFER.OpAdds.PktOptAdds[OP_DHCP_SERVER_IP_IX - 1])->Ip.Addr);
- }
- //
- // Display gateway IP addresses
- //
- for (Index = 0; Index < PxeBcMode->RouteTableEntries; ++Index) {
- if ((Index % 3) == 0) {
- AsciiPrint ("\r\nGATEWAY IP:");
- }
-
- AsciiPrint (" ");
- PrintIpv4 (PxeBcMode->RouteTable[Index].GwAddr.v4.Addr);
- AsciiPrint (" ");
- }
-
- AsciiPrint ("\n");
-}
-
-STATIC
-EFI_STATUS
-DoPrompt (
- PXE_BASECODE_DEVICE *Private,
- PXE_OP_BOOT_PROMPT *BootPromptPtr
- )
-/*++
-
-Routine Description:
-
- Display prompt and wait for input.
-
-Arguments:
-
- Private - Pointer to PxeBc interface
- BootPromptPtr - Pointer to PXE boot prompt option
-
-Returns:
-
- AUTO_SELECT -
- DO_MENU -
- NO_MENU -
- LOCAL_BOOT -
-
---*/
-{
- EFI_STATUS Status;
- EFI_EVENT TimeoutEvent;
- EFI_EVENT SecondsEvent;
- INT32 SecColumn;
- INT32 SecRow;
- UINT8 SaveChar;
- UINT8 SecsLeft;
-
- //
- // if auto select, just get right to it
- //
- if (BootPromptPtr->Timeout == PXE_BOOT_PROMPT_AUTO_SELECT) {
- return AUTO_SELECT;
- }
- //
- // if no timeout, go directly to display of menu
- //
- if (BootPromptPtr->Timeout == PXE_BOOT_PROMPT_NO_TIMEOUT) {
- return DO_MENU;
- }
- //
- //
- //
- Status = gBS->CreateEvent (
- EVT_TIMER,
- TPL_CALLBACK,
- NULL,
- NULL,
- &TimeoutEvent
- );
-
- if (EFI_ERROR (Status)) {
- return DO_MENU;
- }
-
- Status = gBS->SetTimer (
- TimeoutEvent,
- TimerRelative,
- BootPromptPtr->Timeout * 10000000 + 100000
- );
-
- if (EFI_ERROR (Status)) {
- gBS->CloseEvent (TimeoutEvent);
- return DO_MENU;
- }
- //
- //
- //
- Status = gBS->CreateEvent (
- EVT_TIMER,
- TPL_CALLBACK,
- NULL,
- NULL,
- &SecondsEvent
- );
-
- if (EFI_ERROR (Status)) {
- gBS->CloseEvent (TimeoutEvent);
- return DO_MENU;
- }
-
- Status = gBS->SetTimer (
- SecondsEvent,
- TimerPeriodic,
- 10000000
- ); /* 1 second */
-
- if (EFI_ERROR (Status)) {
- gBS->CloseEvent (SecondsEvent);
- gBS->CloseEvent (TimeoutEvent);
- return DO_MENU;
- }
- //
- // display the prompt
- // IMPORTANT! This prompt is an ASCII character string that may
- // not be terminated with a NULL byte.
- //
- SaveChar = BootPromptPtr->Prompt[BootPromptPtr->Header.Length - 1];
- BootPromptPtr->Prompt[BootPromptPtr->Header.Length - 1] = 0;
-
- AsciiPrint ("%a ", BootPromptPtr->Prompt);
- BootPromptPtr->Prompt[BootPromptPtr->Header.Length - 1] = SaveChar;
-
- //
- // wait until time expires or selection made - menu or local
- //
- SecColumn = gST->ConOut->Mode->CursorColumn;
- SecRow = gST->ConOut->Mode->CursorRow;
- SecsLeft = BootPromptPtr->Timeout;
-
- gST->ConOut->SetCursorPosition (gST->ConOut, SecColumn, SecRow);
- AsciiPrint ("(%d) ", SecsLeft);
-
- //
- // set the default action to be AUTO_SELECT
- //
- Status = AUTO_SELECT;
-
- while (EFI_ERROR (gBS->CheckEvent (TimeoutEvent))) {
- EFI_INPUT_KEY Key;
-
- if (!EFI_ERROR (gBS->CheckEvent (SecondsEvent))) {
- --SecsLeft;
- gST->ConOut->SetCursorPosition (gST->ConOut, SecColumn, SecRow);
- AsciiPrint ("(%d) ", SecsLeft);
- }
-
- if (gST->ConIn->ReadKeyStroke (gST->ConIn, &Key) == EFI_NOT_READY) {
- UINT8 Buffer[512];
- UINTN BufferSize;
-
- BufferSize = sizeof Buffer;
-
- Private->EfiBc.UdpRead (
- &Private->EfiBc,
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP |
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT |
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT,
- NULL, /* dest ip */
- NULL, /* dest port */
- NULL, /* src ip */
- NULL, /* src port */
- NULL, /* hdr size */
- NULL, /* hdr ptr */
- &BufferSize,
- Buffer
- );
-
- continue;
- }
-
- if (Key.ScanCode == 0) {
- switch (Key.UnicodeChar) {
- case Ctl ('c'):
- Status = LOCAL_BOOT;
- break;
-
- case Ctl ('m'):
- case 'm':
- case 'M':
- Status = DO_MENU;
- break;
-
- default:
- continue;
- }
- } else {
- switch (Key.ScanCode) {
- case SCAN_F8:
- Status = DO_MENU;
- break;
-
- case SCAN_ESC:
- Status = LOCAL_BOOT;
- break;
-
- default:
- continue;
- }
- }
-
- break;
- }
-
- gBS->CloseEvent (SecondsEvent);
- gBS->CloseEvent (TimeoutEvent);
-
- gST->ConOut->SetCursorPosition (gST->ConOut, SecColumn, SecRow);
- AsciiPrint (" ");
-
- return Status;
-}
-
-STATIC
-VOID
-PrintMenuItem (
- PXE_BOOT_MENU_ENTRY *MenuItemPtr
- )
-/*++
-
-Routine Description:
-
- Display one menu item.
-
-Arguments:
-
- MenuItemPtr - Pointer to PXE menu item option.
-
-Returns:
-
- None
-
---*/
-{
- UINT8 Length;
- UINT8 SaveChar;
-
- Length = (UINT8) EFI_MIN (70, MenuItemPtr->DataLen);
- SaveChar = MenuItemPtr->Data[Length];
-
- MenuItemPtr->Data[Length] = 0;
- AsciiPrint (" %a\n", MenuItemPtr->Data);
- MenuItemPtr->Data[Length] = SaveChar;
-}
-
-STATIC
-EFI_STATUS
-DoMenu (
- PXE_BASECODE_DEVICE *Private,
- DHCP_RECEIVE_BUFFER *RxBufferPtr
- )
-/*++
-
-Routine Description:
-
- Display and process menu.
-
-Arguments:
-
- Private - Pointer to PxeBc interface
- RxBufferPtr - Pointer to receive buffer
-
-Returns:
-
- NO_MENU -
- LOCAL_BOOT -
-
---*/
-{
- PXE_OP_DISCOVERY_CONTROL *DiscoveryControlPtr;
- PXE_BOOT_MENU_ENTRY *MenuItemPtrs[MAX_MENULIST];
- EFI_STATUS Status;
- UNION_PTR Ptr;
- UINTN SaveNumRte;
- UINTN TopRow;
- UINTN MenuLth;
- UINTN NumMenuItems;
- UINTN Index;
- UINTN Longest;
- UINTN Selected;
- UINT16 Type;
- UINT16 Layer;
- BOOLEAN Done;
-
- Selected = 0;
- Layer = 0;
-
- DEBUG ((EFI_D_WARN, "\nDoMenu() Enter."));
-
- /* see if we have a menu/prompt */
- if (!(RxBufferPtr->OpAdds.Status & DISCOVER_TYPE)) {
- DEBUG (
- (EFI_D_WARN,
- "\nDoMenu() No menu/prompt info. OpAdds.Status == %xh ",
- RxBufferPtr->OpAdds.Status)
- );
-
- return NO_MENU;
- }
-
- DiscoveryControlPtr = (PXE_OP_DISCOVERY_CONTROL *) RxBufferPtr->OpAdds.PxeOptAdds[VEND_PXE_DISCOVERY_CONTROL_IX - 1];
-
- //
- // if not USE_BOOTFILE or no bootfile given, must have menu stuff
- //
- if ((DiscoveryControlPtr->ControlBits & USE_BOOTFILE) && RxBufferPtr->OpAdds.PktOptAdds[OP_DHCP_BOOTFILE_IX - 1]) {
- DEBUG ((EFI_D_WARN, "\nDoMenu() DHCP w/ bootfile. "));
- return NO_MENU;
- }
- //
- // do prompt & menu if necessary
- //
- Status = DoPrompt (Private, (PXE_OP_BOOT_PROMPT *) RxBufferPtr->OpAdds.PxeOptAdds[VEND_PXE_BOOT_PROMPT_IX - 1]);
-
- if (Status == LOCAL_BOOT) {
- DEBUG ((EFI_D_WARN, "\nDoMenu() DoPrompt() returned LOCAL_BOOT. "));
-
- return Status;
- }
-
- Ptr.BytePtr = (UINT8 *) RxBufferPtr->OpAdds.PxeOptAdds[VEND_PXE_BOOT_MENU_IX - 1];
-
- MenuLth = Ptr.MenuPtr->Header.Length;
- Ptr.CurrentMenuItemPtr = Ptr.MenuPtr->MenuItem;
-
- //
- // build menu items array
- //
- for (Longest = NumMenuItems = Index = 0; Index < MenuLth && NumMenuItems < MAX_MENULIST;) {
- UINTN lth;
-
- lth = Ptr.CurrentMenuItemPtr->DataLen + sizeof (*Ptr.CurrentMenuItemPtr) - sizeof (Ptr.CurrentMenuItemPtr->Data);
-
- MenuItemPtrs[NumMenuItems++] = Ptr.CurrentMenuItemPtr;
-
- if (lth > Longest) {
- //
- // check if too long
- //
- if ((Longest = lth) > 70 + (sizeof (*Ptr.CurrentMenuItemPtr) - sizeof (Ptr.CurrentMenuItemPtr->Data))) {
- Longest = 70 + (sizeof (*Ptr.CurrentMenuItemPtr) - sizeof (Ptr.CurrentMenuItemPtr->Data));
- }
- }
-
- Index += lth;
- Ptr.BytePtr += lth;
- }
-
- if (Status != AUTO_SELECT) {
- UINT8 BlankBuf[75];
-
- SetMem (BlankBuf, sizeof BlankBuf, ' ');
- BlankBuf[Longest + 5 - (sizeof (*Ptr.CurrentMenuItemPtr) - sizeof (Ptr.CurrentMenuItemPtr->Data))] = 0;
- AsciiPrint ("\n");
-
- //
- // now put up menu
- //
- for (Index = 0; Index < NumMenuItems; ++Index) {
- PrintMenuItem (MenuItemPtrs[Index]);
- }
-
- TopRow = gST->ConOut->Mode->CursorRow - NumMenuItems;
-
- //
- // now wait for a selection
- //
- Done = FALSE;
- do {
- //
- // highlight selection
- //
- EFI_INPUT_KEY Key;
- UINTN NewSelected;
-
- NewSelected = Selected;
-
- //
- // highlight selected row
- //
- gST->ConOut->SetAttribute (
- gST->ConOut,
- EFI_TEXT_ATTR (EFI_BLACK, EFI_LIGHTGRAY)
- );
- gST->ConOut->SetCursorPosition (gST->ConOut, 0, TopRow + Selected);
-
- AsciiPrint (" --->%a\r", BlankBuf);
-
- PrintMenuItem (MenuItemPtrs[Selected]);
- gST->ConOut->SetAttribute (
- gST->ConOut,
- EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK)
- );
- gST->ConOut->SetCursorPosition (gST->ConOut, 0, TopRow + NumMenuItems);
-
- //
- // wait for a keystroke
- //
- while (gST->ConIn->ReadKeyStroke (gST->ConIn, &Key) == EFI_NOT_READY) {
- UINT8 TmpBuf[512];
- UINTN TmpBufLen;
-
- TmpBufLen = sizeof TmpBuf;
-
- Private->EfiBc.UdpRead (
- &Private->EfiBc,
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP |
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT |
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT,
- NULL, /* dest ip */
- NULL, /* dest port */
- NULL, /* src ip */
- NULL, /* src port */
- NULL, /* hdr size */
- NULL, /* hdr ptr */
- &TmpBufLen,
- TmpBuf
- );
- }
-
- if (!Key.ScanCode) {
- switch (Key.UnicodeChar) {
- case Ctl ('c'):
- Key.ScanCode = SCAN_ESC;
- break;
-
- case Ctl ('j'): /* linefeed */
- case Ctl ('m'): /* return */
- Done = TRUE;
- break;
-
- case Ctl ('i'): /* tab */
- case ' ':
- case 'd':
- case 'D':
- Key.ScanCode = SCAN_DOWN;
- break;
-
- case Ctl ('h'): /* backspace */
- case 'u':
- case 'U':
- Key.ScanCode = SCAN_UP;
- break;
-
- default:
- Key.ScanCode = 0;
- }
- }
-
- switch (Key.ScanCode) {
- case SCAN_LEFT:
- case SCAN_UP:
- if (NewSelected) {
- --NewSelected;
- }
-
- break;
-
- case SCAN_DOWN:
- case SCAN_RIGHT:
- if (++NewSelected == NumMenuItems) {
- --NewSelected;
- }
-
- break;
-
- case SCAN_PAGE_UP:
- case SCAN_HOME:
- NewSelected = 0;
- break;
-
- case SCAN_PAGE_DOWN:
- case SCAN_END:
- NewSelected = NumMenuItems - 1;
- break;
-
- case SCAN_ESC:
- return LOCAL_BOOT;
- }
-
- /* unhighlight last selected row */
- gST->ConOut->SetCursorPosition (gST->ConOut, 5, TopRow + Selected);
-
- AsciiPrint ("%a\r", BlankBuf);
-
- PrintMenuItem (MenuItemPtrs[Selected]);
-
- Selected = NewSelected;
- } while (!Done);
- }
-
- SaveNumRte = Private->EfiBc.Mode->RouteTableEntries;
-
- Type = NTOHS (MenuItemPtrs[Selected]->Type);
-
- if (Type == 0) {
- DEBUG ((EFI_D_WARN, "\nDoMenu() Local boot selected. "));
- return LOCAL_BOOT;
- }
-
- AsciiPrint ("Discover");
-
- Status = Private->EfiBc.Discover (
- &Private->EfiBc,
- Type,
- &Layer,
- (BOOLEAN) (Private->EfiBc.Mode->BisSupported && Private->EfiBc.Mode->BisDetected),
- 0
- );
-
- if (EFI_ERROR (Status)) {
- AsciiPrint ("\r \r");
-
- DEBUG (
- (EFI_D_WARN,
- "\nDoMenu() Return w/ %xh (%r).",
- Status,
- Status)
- );
-
- return Status;
- }
-
- AsciiPrint ("\rBOOT_SERVER_IP: ");
- PrintIpv4 ((UINT8 *) &Private->ServerIp);
-
- for (Index = SaveNumRte; Index < Private->EfiBc.Mode->RouteTableEntries; ++Index) {
- if ((Index % 3) == 0) {
- AsciiPrint ("\r\nGATEWAY IP:");
- }
-
- AsciiPrint (" ");
- PrintIpv4 ((UINT8 *) &Private->EfiBc.Mode->RouteTable[Index].GwAddr);
- AsciiPrint (" ");
- }
-
- AsciiPrint ("\n");
-
- DEBUG ((EFI_D_WARN, "\nDoMenu() Return w/ EFI_SUCCESS. "));
-
- return EFI_SUCCESS;
-}
-
-STATIC
-UINT16
-GetValue (
- DHCPV4_OP_STRUCT *OpPtr
- )
-/*++
-
-Routine Description:
-
- Get value 8- or 16-bit value from DHCP option.
-
-Arguments:
-
- OpPtr - Pointer to DHCP option
-
-Returns:
-
- Value from DHCP option
-
---*/
-{
- if (OpPtr->Header.Length == 1) {
- return OpPtr->Data[0];
- } else {
- return NTOHS (OpPtr->Data);
- }
-}
-
-STATIC
-UINT8 *
-_PxeBcFindOpt (
- UINT8 *BufferPtr,
- UINTN BufferLen,
- UINT8 OpCode
- )
-/*++
-
-Routine Description:
-
- Locate opcode in buffer.
-
-Arguments:
-
- BufferPtr - Pointer to buffer
- BufferLen - Length of buffer
- OpCode - Option number
-
-Returns:
-
- Pointer to opcode, may be NULL
-
---*/
-{
- if (BufferPtr == NULL) {
- return NULL;
- }
-
- while (BufferLen != 0) {
- if (*BufferPtr == OpCode) {
- return BufferPtr;
- }
-
- switch (*BufferPtr) {
- case OP_END:
- return NULL;
-
- case OP_PAD:
- ++BufferPtr;
- --BufferLen;
- continue;
- }
-
- if ((UINTN) BufferLen <= (UINTN) 2 + BufferPtr[1]) {
- return NULL;
- }
-
- BufferLen -= 2 + BufferPtr[1];
- BufferPtr += 2 + BufferPtr[1];
- }
-
- return NULL;
-}
-
-STATIC
-UINT8 *
-PxeBcFindDhcpOpt (
- EFI_PXE_BASE_CODE_PACKET *PacketPtr,
- UINT8 OpCode
- )
-/*++
-
-Routine Description:
-
- Find option in packet
-
-Arguments:
-
- PacketPtr - Pointer to packet
- OpCode - option number
-
-Returns:
-
- Pointer to option in packet
-
---*/
-{
- UINTN PacketLen;
- UINT8 Overload;
- UINT8 *OptionBufferPtr;
-
- //
- //
- //
- PacketLen = 380;
- Overload = 0;
-
- //
- // Figure size of DHCP option space.
- //
- OptionBufferPtr = _PxeBcFindOpt (
- PacketPtr->Dhcpv4.DhcpOptions,
- 380,
- OP_DHCP_MAX_MESSAGE_SZ
- );
-
- if (OptionBufferPtr != NULL) {
- if (OptionBufferPtr[1] == 2) {
- UINT16 n;
-
- CopyMem (&n, &OptionBufferPtr[2], 2);
- PacketLen = HTONS (n);
-
- if (PacketLen < sizeof (EFI_PXE_BASE_CODE_DHCPV4_PACKET)) {
- PacketLen = 380;
- } else {
- PacketLen -= (PacketPtr->Dhcpv4.DhcpOptions - &PacketPtr->Dhcpv4.BootpOpcode) + 28;
- }
- }
- }
- //
- // Look for option overloading.
- //
- OptionBufferPtr = _PxeBcFindOpt (
- PacketPtr->Dhcpv4.DhcpOptions,
- PacketLen,
- OP_DHCP_OPTION_OVERLOAD
- );
-
- if (OptionBufferPtr != NULL) {
- if (OptionBufferPtr[1] == 1) {
- Overload = OptionBufferPtr[2];
- }
- }
- //
- // Look for caller's option.
- //
- OptionBufferPtr = _PxeBcFindOpt (
- PacketPtr->Dhcpv4.DhcpOptions,
- PacketLen,
- OpCode
- );
-
- if (OptionBufferPtr != NULL) {
- return OptionBufferPtr;
- }
-
- if (Overload & OVLD_FILE) {
- OptionBufferPtr = _PxeBcFindOpt (PacketPtr->Dhcpv4.BootpBootFile, 128, OpCode);
-
- if (OptionBufferPtr != NULL) {
- return OptionBufferPtr;
- }
- }
-
- if (Overload & OVLD_SRVR_NAME) {
- OptionBufferPtr = _PxeBcFindOpt (PacketPtr->Dhcpv4.BootpSrvName, 64, OpCode);
-
- if (OptionBufferPtr != NULL) {
- return OptionBufferPtr;
- }
- }
-
- return NULL;
-}
-
-STATIC
-EFI_STATUS
-DownloadFile (
- IN PXE_BASECODE_DEVICE *Private,
- IN OUT UINT64 *BufferSize,
- IN VOID *Buffer
- )
-/*++
-
-Routine Description:
-
- Download file into buffer
-
-Arguments:
-
- Private - Pointer to PxeBc interface
- BufferSize - pointer to size of download buffer
- Buffer - Pointer to buffer
-
-Returns:
-
- EFI_BUFFER_TOO_SMALL -
- EFI_NOT_FOUND -
- EFI_PROTOCOL_ERROR -
-
---*/
-{
- EFI_PXE_BASE_CODE_MTFTP_INFO MtftpInfo;
- EFI_PXE_BASE_CODE_TFTP_OPCODE OpCode;
- DHCP_RECEIVE_BUFFER *RxBuf;
- EFI_STATUS Status;
- UINTN BlockSize;
-
- RxBuf = (DHCP_RECEIVE_BUFFER *) Private->BootServerReceiveBuffer;
- BlockSize = 0x8000;
-
- DEBUG ((EFI_D_WARN, "\nDownloadFile() Enter."));
-
- if (Buffer == NULL || *BufferSize == 0 || *BufferSize < Private->FileSize) {
- if (Private->FileSize != 0) {
- *BufferSize = Private->FileSize;
- return EFI_BUFFER_TOO_SMALL;
- }
-
- AsciiPrint ("\nTSize");
-
- OpCode = EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE;
- } else if (RxBuf->OpAdds.Status & WfM11a_TYPE) {
- OpCode = EFI_PXE_BASE_CODE_MTFTP_READ_FILE;
-
- ZeroMem (&MtftpInfo, sizeof MtftpInfo);
-
- *(IPV4_ADDR *) &MtftpInfo.MCastIp = *(IPV4_ADDR *) RxBuf->OpAdds.PxeOptAdds[VEND_PXE_MTFTP_IP - 1]->Data;
-
- CopyMem (
- &MtftpInfo.CPort,
- RxBuf->OpAdds.PxeOptAdds[VEND_PXE_MTFTP_CPORT - 1]->Data,
- sizeof MtftpInfo.CPort
- );
-
- CopyMem (
- &MtftpInfo.SPort,
- RxBuf->OpAdds.PxeOptAdds[VEND_PXE_MTFTP_SPORT - 1]->Data,
- sizeof MtftpInfo.SPort
- );
-
- MtftpInfo.ListenTimeout = GetValue (RxBuf->OpAdds.PxeOptAdds[VEND_PXE_MTFTP_TMOUT - 1]);
-
- MtftpInfo.TransmitTimeout = GetValue (RxBuf->OpAdds.PxeOptAdds[VEND_PXE_MTFTP_DELAY - 1]);
-
- AsciiPrint ("\nMTFTP");
- } else {
- AsciiPrint ("\nTFTP");
-
- OpCode = EFI_PXE_BASE_CODE_TFTP_READ_FILE;
- }
-
- Private->FileSize = 0;
-
- RxBuf->OpAdds.PktOptAdds[OP_DHCP_BOOTFILE_IX - 1]->Data[RxBuf->OpAdds.PktOptAdds[OP_DHCP_BOOTFILE_IX - 1]->Header.Length] = 0;
-
- Status = Private->EfiBc.Mtftp (
- &Private->EfiBc,
- OpCode,
- Buffer,
- FALSE,
- BufferSize,
- &BlockSize,
- &Private->ServerIp,
- (UINT8 *) RxBuf->OpAdds.PktOptAdds[OP_DHCP_BOOTFILE_IX - 1]->Data,
- &MtftpInfo,
- FALSE
- );
-
- if (Status != EFI_SUCCESS && Status != EFI_BUFFER_TOO_SMALL) {
- DEBUG ((EFI_D_WARN, "\nDownloadFile() Exit #1 %Xh", Status));
- return Status;
- }
-
- if (sizeof (UINTN) < sizeof (UINT64) && *BufferSize > 0xFFFFFFFF) {
- Private->FileSize = 0xFFFFFFFF;
- } else {
- Private->FileSize = (UINTN) *BufferSize;
- }
-
- if (OpCode == EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE) {
- DEBUG ((EFI_D_WARN, "\nDownloadFile() Exit #2"));
- return EFI_BUFFER_TOO_SMALL;
- }
-
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_WARN, "\nDownloadFile() Exit #3 %Xh", Status));
- return Status;
- }
-
- if (Private->EfiBc.Mode->BisSupported && Private->EfiBc.Mode->BisDetected && Private->EfiBc.Mode->PxeBisReplyReceived) {
- UINT64 CredentialLen;
- UINT8 CredentialFilename[256];
- UINT8 *op;
- VOID *CredentialBuffer;
-
- //
- // Get name of credential file. It may be in the BOOTP
- // bootfile field or a DHCP option.
- //
- ZeroMem (CredentialFilename, sizeof CredentialFilename);
-
- op = PxeBcFindDhcpOpt (&Private->EfiBc.Mode->PxeBisReply, OP_DHCP_BOOTFILE);
-
- if (op != NULL) {
- if (op[1] == 0) {
- /* No credential filename */
- return EFI_NOT_FOUND;
- }
-
- CopyMem (CredentialFilename, &op[2], op[1]);
- } else {
- if (Private->EfiBc.Mode->PxeBisReply.Dhcpv4.BootpBootFile[0] == 0) {
- /* No credential filename */
- return EFI_NOT_FOUND;
- }
-
- CopyMem (CredentialFilename, &op[2], 128);
- }
- //
- // Get size of credential file. It may be available as a
- // DHCP option. If not, use the TFTP get file size.
- //
- CredentialLen = 0;
-
- op = PxeBcFindDhcpOpt (&Private->EfiBc.Mode->PxeBisReply, OP_BOOT_FILE_SZ);
-
- if (op != NULL) {
- /*
- * This is actually the size of the credential file
- * buffer. The actual credential file size will be
- * returned when we download the file.
- */
- if (op[1] == 2) {
- UINT16 n;
-
- CopyMem (&n, &op[2], 2);
- CredentialLen = HTONS (n) * 512;
- }
- }
-
- if (CredentialLen == 0) {
- BlockSize = 8192;
-
- Status = Private->EfiBc.Mtftp (
- &Private->EfiBc,
- EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE,
- NULL,
- FALSE,
- &CredentialLen,
- &BlockSize,
- &Private->ServerIp,
- CredentialFilename,
- NULL,
- FALSE
- );
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- if (CredentialLen == 0) {
- //
- // %%TBD -- EFI error for invalid credential
- // file.
- //
- return EFI_PROTOCOL_ERROR;
- }
- }
- //
- // Allocate credential file buffer.
- //
- CredentialBuffer = AllocatePool ((UINTN) CredentialLen);
- if (CredentialBuffer == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
- //
- // Download credential file.
- //
- BlockSize = 8192;
-
- Status = Private->EfiBc.Mtftp (
- &Private->EfiBc,
- EFI_PXE_BASE_CODE_TFTP_READ_FILE,
- CredentialBuffer,
- FALSE,
- &CredentialLen,
- &BlockSize,
- &Private->ServerIp,
- CredentialFilename,
- NULL,
- FALSE
- );
-
- if (EFI_ERROR (Status)) {
- FreePool (CredentialBuffer);
- return Status;
- }
- //
- // Verify credentials.
- //
- if (PxebcBisVerify (Private, Buffer, Private->FileSize, CredentialBuffer, (UINTN) CredentialLen)) {
- Status = EFI_SUCCESS;
- } else {
- //
- // %%TBD -- An EFI error code for failing credential verification.
- //
- Status = EFI_PROTOCOL_ERROR;
- }
-
- FreePool (CredentialBuffer);
- }
-
- return Status;
-}
-
-STATIC
-EFI_STATUS
-LoadfileStart (
- IN PXE_BASECODE_DEVICE *Private,
- IN OUT UINT64 *BufferSize,
- IN VOID *Buffer
- )
-/*++
-
-Routine Description:
-
- Start PXE DHCP. Get DHCP and proxyDHCP information.
- Display remote boot menu and prompt. Select item from menu.
-
-Arguments:
-
- Private - Pointer to PxeBc interface
- BufferSize - Pointer to download buffer size
- Buffer - Pointer to download buffer
-
-Returns:
-
- EFI_SUCCESS -
- EFI_NOT_READY -
-
---*/
-{
- EFI_PXE_BASE_CODE_MODE *PxeBcMode;
- EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
- EFI_SIMPLE_NETWORK_MODE *SnpMode;
- EFI_STATUS Status;
- VOID *RxBuf;
-
- DEBUG ((EFI_D_WARN, "\nLoadfileStart() Enter."));
-
- //
- // Try to start BaseCode, for now only IPv4 is supported
- // so don't try to start using IPv6.
- //
- Status = Private->EfiBc.Start (&Private->EfiBc, FALSE);
-
- if (EFI_ERROR (Status)) {
- if (Status != EFI_ALREADY_STARTED) {
- DEBUG ((EFI_D_NET, "\nLoadfileStart() Exit BC.Start() == %xh", Status));
- return Status;
- }
- }
- //
- // Get pointers to PXE mode structure, SNP protocol structure
- // and SNP mode structure.
- //
- PxeBcMode = Private->EfiBc.Mode;
- Snp = Private->SimpleNetwork;
- SnpMode = Snp->Mode;
-
- //
- // Display client MAC address, like 16-bit PXE ROMs
- //
- AsciiPrint ("\nCLIENT MAC ADDR: ");
-
- {
- UINTN Index;
- UINTN hlen;
-
- hlen = SnpMode->HwAddressSize;
-
- for (Index = 0; Index < hlen; ++Index) {
- AsciiPrint ("%02x ", SnpMode->CurrentAddress.Addr[Index]);
- }
- }
-
- AsciiPrint ("\nDHCP");
-
- Status = Private->EfiBc.Dhcp (&Private->EfiBc, TRUE);
-
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_WARN, "\nLoadfileStart() Exit BC.Dhcp() == %Xh", Status));
- AsciiPrint ("\r \r");
- return Status;
- }
-
- ShowMyInfo (Private);
-
- RxBuf = PxeBcMode->ProxyOfferReceived ? &PXE_OFFER_BUFFER : &DHCPV4_ACK_BUFFER;
-#define RxBufferPtr ((DHCP_RECEIVE_BUFFER *) RxBuf)
-
- Status = DoMenu (Private, RxBufferPtr);
-
- if (Status == EFI_SUCCESS) {
- //
- // did a discovery - take info from discovery packet
- //
- RxBuf = &PXE_ACK_BUFFER;
- } else if (Status == NO_MENU) {
- //
- // did not do a discovery - take info from rxbuf
- //
- Private->ServerIp.Addr[0] = RxBufferPtr->u.Dhcpv4.siaddr;
-
- if (!(Private->ServerIp.Addr[0])) {
- *(IPV4_ADDR *) &Private->ServerIp = *(IPV4_ADDR *) RxBufferPtr->OpAdds.PktOptAdds[OP_DHCP_SERVER_IP_IX - 1]->Data;
- }
- } else {
- DEBUG ((EFI_D_WARN, "\nLoadfileStart() Exit DoMenu() == %Xh", Status));
- return Status;
- }
-
- if (!RxBufferPtr->OpAdds.PktOptAdds[OP_DHCP_BOOTFILE_IX - 1]) {
- DEBUG ((EFI_D_WARN, "\nLoadfileStart() Exit Not ready?"));
- return EFI_NOT_READY;
- }
- //
- // check for file size option sent
- //
- if (RxBufferPtr->OpAdds.PktOptAdds[OP_BOOT_FILE_SZ_IX - 1]) {
- Private->FileSize = 512 * NTOHS (RxBufferPtr->OpAdds.PktOptAdds[OP_BOOT_FILE_SZ_IX - 1]->Data);
- }
-
- Private->BootServerReceiveBuffer = RxBufferPtr;
-
- Status = DownloadFile (Private, BufferSize, Buffer);
-
- DEBUG (
- (EFI_D_WARN,
- "\nLoadfileStart() Exit. DownloadFile() = %Xh",
- Status)
- );
-
- return Status;
-}
-
-EFI_STATUS
-EFIAPI
-LoadFile (
- IN EFI_LOAD_FILE_PROTOCOL *This,
- IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
- IN BOOLEAN BootPolicy,
- IN OUT UINTN *BufferSize,
- IN OUT VOID *Buffer
- )
-/*++
-
-Routine Description:
-
- Loadfile interface for PxeBc interface
-
-Arguments:
-
- This - Pointer to Loadfile interface
- FilePath - Not used and not checked
- BootPolicy - Must be TRUE
- BufferSize - Pointer to buffer size
- Buffer - Pointer to download buffer or NULL
-
-Returns:
-
- EFI_INVALID_PARAMETER -
- EFI_UNSUPPORTED -
- EFI_SUCCESS -
- EFI_BUFFER_TOO_SMALL -
-
---*/
-{
- LOADFILE_DEVICE *LoadfilePtr;
- UINT64 TmpBufSz;
- INT32 OrigMode;
- INT32 OrigAttribute;
- BOOLEAN RemoveCallback;
- BOOLEAN NewMakeCallback;
- EFI_STATUS Status;
- EFI_STATUS TempStatus;
- //
- //
- //
- OrigMode = gST->ConOut->Mode->Mode;
- OrigAttribute = gST->ConOut->Mode->Attribute;
- RemoveCallback = FALSE;
-
- AsciiPrint ("Running LoadFile()\n");
-
- //
- // If either if these parameters are NULL, we cannot continue.
- //
- if (This == NULL || BufferSize == NULL) {
- DEBUG ((EFI_D_WARN, "\nLoadFile() This or BufferSize == NULL"));
- return EFI_INVALID_PARAMETER;
- }
- //
- // We only support BootPolicy == TRUE
- //
- if (!BootPolicy) {
- DEBUG ((EFI_D_WARN, "\nLoadFile() BootPolicy == FALSE"));
- return EFI_UNSUPPORTED;
- }
- //
- // Get pointer to LoadFile protocol structure.
- //
- LoadfilePtr = CR (This, LOADFILE_DEVICE, LoadFile, LOADFILE_DEVICE_SIGNATURE);
-
- if (LoadfilePtr == NULL) {
- DEBUG (
- (EFI_D_NET,
- "\nLoadFile() Could not get pointer to LoadFile structure")
- );
- return EFI_INVALID_PARAMETER;
- }
- //
- // Lock interface
- //
- EfiAcquireLock (&LoadfilePtr->Lock);
-
- //
- // Set console output mode and display attribute
- //
- if (OrigMode != 0) {
- gST->ConOut->SetMode (gST->ConOut, 0);
- }
-
- gST->ConOut->SetAttribute (
- gST->ConOut,
- EFI_TEXT_ATTR (EFI_LIGHTGRAY,EFI_BLACK)
- );
-
- //
- // See if BaseCode already has a Callback protocol attached.
- // If there is none, attach our own Callback protocol.
- //
- Status = gBS->HandleProtocol (
- LoadfilePtr->Private->Handle,
- &gEfiPxeBaseCodeCallbackProtocolGuid,
- (VOID *) &LoadfilePtr->Private->CallbackProtocolPtr
- );
-
- if (Status == EFI_SUCCESS) {
- //
- // There is already a callback routine. Do nothing.
- //
- DEBUG ((EFI_D_WARN, "\nLoadFile() BC callback exists."));
- } else if (Status == EFI_UNSUPPORTED) {
- //
- // No BaseCode Callback protocol found. Add our own.
- //
- Status = gBS->InstallProtocolInterface (
- &LoadfilePtr->Private->Handle,
- &gEfiPxeBaseCodeCallbackProtocolGuid,
- EFI_NATIVE_INTERFACE,
- &_bc_callback
- );
-
- DEBUG ((EFI_D_WARN, "\nLoadFile() Callback install status == %xh", Status));
-
- RemoveCallback = (BOOLEAN) (Status == EFI_SUCCESS);
-
- if (LoadfilePtr->Private->EfiBc.Mode != NULL && LoadfilePtr->Private->EfiBc.Mode->Started) {
- NewMakeCallback = TRUE;
- LoadfilePtr->Private->EfiBc.SetParameters (
- &LoadfilePtr->Private->EfiBc,
- NULL,
- NULL,
- NULL,
- NULL,
- &NewMakeCallback
- );
- }
- } else {
- DEBUG ((EFI_D_WARN, "\nLoadFile() Callback check status == %xh", Status));
- }
- //
- // Check for starting or for continuing after already getting
- // the file size.
- //
- if (LoadfilePtr->Private->FileSize == 0) {
- TmpBufSz = 0;
- Status = LoadfileStart (LoadfilePtr->Private, &TmpBufSz, Buffer);
-
- if (sizeof (UINTN) < sizeof (UINT64) && TmpBufSz > 0xFFFFFFFF) {
- *BufferSize = 0xFFFFFFFF;
- } else {
- *BufferSize = (UINTN) TmpBufSz;
- }
-
- if (Status == EFI_BUFFER_TOO_SMALL) {
- //
- // This is done so loadfile will work even if the boot manager
- // did not make the first call with Buffer == NULL.
- //
- Buffer = NULL;
- }
- } else if (Buffer == NULL) {
- DEBUG ((EFI_D_WARN, "\nLoadfile() Get buffer size"));
-
- //
- // Continuing from previous LoadFile request. Make sure there
- // is a buffer and that it is big enough.
- //
- *BufferSize = LoadfilePtr->Private->FileSize;
- Status = EFI_BUFFER_TOO_SMALL;
- } else {
- DEBUG ((EFI_D_WARN, "\nLoadFile() Download file"));
-
- //
- // Everything looks good, try to download the file.
- //
- TmpBufSz = *BufferSize;
- Status = DownloadFile (LoadfilePtr->Private, &TmpBufSz, Buffer);
-
- //
- // Next call to loadfile will start DHCP process again.
- //
- LoadfilePtr->Private->FileSize = 0;
- }
- //
- // If we added a callback protocol, now is the time to remove it.
- //
- if (RemoveCallback) {
- NewMakeCallback = FALSE;
- TempStatus = LoadfilePtr->Private->EfiBc.SetParameters (
- &LoadfilePtr->Private->EfiBc,
- NULL,
- NULL,
- NULL,
- NULL,
- &NewMakeCallback
- );
-
- if (TempStatus == EFI_SUCCESS) {
- gBS->UninstallProtocolInterface (
- LoadfilePtr->Private->Handle,
- &gEfiPxeBaseCodeCallbackProtocolGuid,
- &_bc_callback
- );
- }
- }
- //
- // Restore display mode and attribute
- //
- if (OrigMode != 0) {
- gST->ConOut->SetMode (gST->ConOut, OrigMode);
- }
-
- gST->ConOut->SetAttribute (gST->ConOut, OrigAttribute);
-
- //
- // Unlock interface
- //
- EfiReleaseLock (&LoadfilePtr->Lock);
-
- DEBUG ((EFI_D_WARN, "\nBC.Loadfile() Status == %xh\n", Status));
-
- if (Status == EFI_SUCCESS) {
- /* 0 */
- return EFI_SUCCESS;
- } else if (Status == EFI_BUFFER_TOO_SMALL) {
- /* 5 */
- //
- // Error is only displayed when we are actually trying to
- // download the boot image.
- //
- if (Buffer == NULL) {
- return EFI_BUFFER_TOO_SMALL;
- }
- AsciiPrint ("\nPXE-E05: Download buffer is smaller than requested file.\n");
- } else if (Status == EFI_DEVICE_ERROR) {
- /* 7 */
- AsciiPrint ("\nPXE-E07: Network device error. Check network connection.\n");
- } else if (Status == EFI_OUT_OF_RESOURCES) {
- /* 9 */
- AsciiPrint ("\nPXE-E09: Could not allocate I/O buffers.\n");
- } else if (Status == EFI_NO_MEDIA) {
- /* 12 */
- AsciiPrint ("\nPXE-E12: Could not detect network connection. Check cable.\n");
- } else if (Status == EFI_NO_RESPONSE) {
- /* 16 */
- AsciiPrint ("\nPXE-E16: Valid PXE offer not received.\n");
- } else if (Status == EFI_TIMEOUT) {
- /* 18 */
- AsciiPrint ("\nPXE-E18: Timeout. Server did not respond.\n");
- } else if (Status == EFI_ABORTED) {
- /* 21 */
- AsciiPrint ("\nPXE-E21: Remote boot cancelled.\n");
- } else if (Status == EFI_ICMP_ERROR) {
- /* 22 */
- AsciiPrint ("\nPXE-E22: Client received ICMP error from server.\n");
-
- if ((LoadfilePtr->Private->EfiBc.Mode != NULL) && LoadfilePtr->Private->EfiBc.Mode->IcmpErrorReceived) {
- AsciiPrint (
- "PXE-E98: Type: %xh Code: %xh ",
- LoadfilePtr->Private->EfiBc.Mode->IcmpError.Type,
- LoadfilePtr->Private->EfiBc.Mode->IcmpError.Code
- );
-
- switch (LoadfilePtr->Private->EfiBc.Mode->IcmpError.Type) {
- case 0x03:
- switch (LoadfilePtr->Private->EfiBc.Mode->IcmpError.Code) {
- case 0x00: /* net unreachable */
- AsciiPrint ("Net unreachable");
- break;
-
- case 0x01: /* host unreachable */
- AsciiPrint ("Host unreachable");
- break;
-
- case 0x02: /* protocol unreachable */
- AsciiPrint ("Protocol unreachable");
- break;
-
- case 0x03: /* port unreachable */
- AsciiPrint ("Port unreachable");
- break;
-
- case 0x04: /* Fragmentation needed */
- AsciiPrint ("Fragmentation needed");
- break;
-
- case 0x05: /* Source route failed */
- AsciiPrint ("Source route failed");
- break;
- }
-
- break;
- }
-
- AsciiPrint ("\n");
- }
- } else if (Status == EFI_TFTP_ERROR) {
- /* 23 */
- AsciiPrint ("\nPXE-E23: Client received TFTP error from server.\n");
-
- if ((LoadfilePtr->Private->EfiBc.Mode != NULL) && (LoadfilePtr->Private->EfiBc.Mode->TftpErrorReceived)) {
- AsciiPrint (
- "PXE-E98: Code: %xh %a\n",
- LoadfilePtr->Private->EfiBc.Mode->TftpError.ErrorCode,
- LoadfilePtr->Private->EfiBc.Mode->TftpError.ErrorString
- );
- }
- } else {
- AsciiPrint ("\nPXE-E99: Unexpected network error: %xh\n", Status);
- }
-
- LoadfilePtr->Private->EfiBc.Stop (&LoadfilePtr->Private->EfiBc);
-
- return Status;
-}
|