mirror of https://github.com/acidanthera/audk.git
452 lines
13 KiB
C
452 lines
13 KiB
C
/** @file
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PxeBc MTFTP functions.
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Copyright (c) 2007 - 2009, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "PxeBcImpl.h"
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CHAR8 *mMtftpOptions[PXE_MTFTP_OPTION_MAXIMUM_INDEX] = {
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"blksize",
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"timeout",
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"tsize",
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"multicast"
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};
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/**
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This is a callback function when packets received/transmitted in Mtftp driver.
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A callback function that is provided by the caller to intercept
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the EFI_MTFTP4_OPCODE_DATA or EFI_MTFTP4_OPCODE_DATA8 packets processed in the
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EFI_MTFTP4_PROTOCOL.ReadFile() function, and alternatively to intercept
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EFI_MTFTP4_OPCODE_OACK or EFI_MTFTP4_OPCODE_ERROR packets during a call to
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EFI_MTFTP4_PROTOCOL.ReadFile(), WriteFile() or ReadDirectory().
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@param This Pointer to Mtftp protocol instance
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@param Token Pointer to Mtftp token
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@param PacketLen Length of Mtftp packet
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@param Packet Pointer to Mtftp packet
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@retval EFI_SUCCESS Operation sucess
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@retval EFI_ABORTED Abort transfer process
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**/
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EFI_STATUS
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EFIAPI
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PxeBcCheckPacket (
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IN EFI_MTFTP4_PROTOCOL *This,
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IN EFI_MTFTP4_TOKEN *Token,
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IN UINT16 PacketLen,
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IN EFI_MTFTP4_PACKET *Packet
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)
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{
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PXEBC_PRIVATE_DATA *Private;
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EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL *Callback;
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EFI_STATUS Status;
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Private = (PXEBC_PRIVATE_DATA *) Token->Context;
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Callback = Private->PxeBcCallback;
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Status = EFI_SUCCESS;
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if (Packet->OpCode == EFI_MTFTP4_OPCODE_ERROR) {
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Private->Mode.TftpErrorReceived = TRUE;
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Private->Mode.TftpError.ErrorCode = (UINT8) Packet->Error.ErrorCode;
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AsciiStrnCpy (Private->Mode.TftpError.ErrorString, (CHAR8 *) Packet->Error.ErrorMessage, 127);
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}
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if (Callback != NULL) {
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Status = Callback->Callback (
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Callback,
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Private->Function,
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TRUE,
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PacketLen,
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(EFI_PXE_BASE_CODE_PACKET *) Packet
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);
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if (Status != EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE) {
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Status = EFI_ABORTED;
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} else {
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Status = EFI_SUCCESS;
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}
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}
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return Status;
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}
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/**
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This function is to get size of a file by Tftp.
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@param Private Pointer to PxeBc private data
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@param Config Pointer to Mtftp configuration data
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@param Filename Pointer to file name
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@param BlockSize Pointer to block size
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@param BufferSize Pointer to buffer size
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@retval EFI_SUCCESS Get the size of file success
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@retval EFI_NOT_FOUND Parse the tftp ptions failed.
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@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
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@retval Other Has not get the size of the file.
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**/
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EFI_STATUS
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PxeBcTftpGetFileSize (
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IN PXEBC_PRIVATE_DATA *Private,
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IN EFI_MTFTP4_CONFIG_DATA *Config,
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IN UINT8 *Filename,
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IN UINTN *BlockSize,
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IN OUT UINT64 *BufferSize
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)
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{
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EFI_MTFTP4_PROTOCOL *Mtftp4;
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EFI_MTFTP4_OPTION ReqOpt[2];
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EFI_MTFTP4_PACKET *Packet;
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EFI_MTFTP4_OPTION *Option;
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UINT32 PktLen;
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UINT8 OptBuf[128];
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UINT32 OptCnt;
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EFI_STATUS Status;
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*BufferSize = 0;
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Status = EFI_DEVICE_ERROR;
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Mtftp4 = Private->Mtftp4;
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Packet = NULL;
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Option = NULL;
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PktLen = 0;
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OptCnt = 1;
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Config->InitialServerPort = PXEBC_BS_DOWNLOAD_PORT;
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Status = Mtftp4->Configure (Mtftp4, Config);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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ReqOpt[0].OptionStr = (UINT8*)mMtftpOptions[PXE_MTFTP_OPTION_TSIZE_INDEX];
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UtoA10 (0, (CHAR8 *) OptBuf);
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ReqOpt[0].ValueStr = OptBuf;
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if (BlockSize != NULL) {
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ReqOpt[1].OptionStr = (UINT8*)mMtftpOptions[PXE_MTFTP_OPTION_BLKSIZE_INDEX];
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ReqOpt[1].ValueStr = ReqOpt[0].ValueStr + AsciiStrLen ((CHAR8 *) ReqOpt[0].ValueStr) + 1;
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UtoA10 (*BlockSize, (CHAR8 *) ReqOpt[1].ValueStr);
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OptCnt++;
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}
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Status = Mtftp4->GetInfo (
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Mtftp4,
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FALSE,
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Filename,
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NULL,
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(UINT8) OptCnt,
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ReqOpt,
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&PktLen,
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&Packet
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);
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if (EFI_ERROR (Status)) {
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if (Status == EFI_TFTP_ERROR) {
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Private->Mode.TftpErrorReceived = TRUE;
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Private->Mode.TftpError.ErrorCode = (UINT8) Packet->Error.ErrorCode;
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AsciiStrnCpy (
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Private->Mode.TftpError.ErrorString,
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(CHAR8 *) Packet->Error.ErrorMessage,
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127
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);
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}
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goto ON_ERROR;
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}
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OptCnt = 0;
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Status = Mtftp4->ParseOptions (
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Mtftp4,
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PktLen,
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Packet,
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(UINT32 *) &OptCnt,
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&Option
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);
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if (EFI_ERROR (Status)) {
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goto ON_ERROR;
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}
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Status = EFI_NOT_FOUND;
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while (OptCnt != 0) {
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if (AsciiStrnCmp ((CHAR8 *) Option[OptCnt - 1].OptionStr, "tsize", 5) == 0) {
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*BufferSize = AtoU64 (Option[OptCnt - 1].ValueStr);
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Status = EFI_SUCCESS;
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}
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OptCnt--;
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}
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FreePool (Option);
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ON_ERROR:
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if (Packet != NULL) {
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FreePool (Packet);
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}
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Mtftp4->Configure (Mtftp4, NULL);
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return Status;
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}
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/**
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This function is to get data of a file by Tftp.
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@param Private Pointer to PxeBc private data
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@param Config Pointer to Mtftp configuration data
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@param Filename Pointer to file name
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@param BlockSize Pointer to block size
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@param BufferPtr Pointer to buffer
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@param BufferSize Pointer to buffer size
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@param DontUseBuffer Indicate whether with a receive buffer
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@retval EFI_SUCCESS Read the data success from the special file.
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@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
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@retval other Read data from file failed.
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**/
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EFI_STATUS
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PxeBcTftpReadFile (
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IN PXEBC_PRIVATE_DATA *Private,
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IN EFI_MTFTP4_CONFIG_DATA *Config,
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IN UINT8 *Filename,
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IN UINTN *BlockSize,
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IN UINT8 *BufferPtr,
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IN OUT UINT64 *BufferSize,
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IN BOOLEAN DontUseBuffer
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)
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{
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EFI_MTFTP4_PROTOCOL *Mtftp4;
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EFI_MTFTP4_TOKEN Token;
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EFI_MTFTP4_OPTION ReqOpt[1];
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UINT32 OptCnt;
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UINT8 OptBuf[128];
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EFI_STATUS Status;
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Status = EFI_DEVICE_ERROR;
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Mtftp4 = Private->Mtftp4;
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OptCnt = 0;
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Config->InitialServerPort = PXEBC_BS_DOWNLOAD_PORT;
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Status = Mtftp4->Configure (Mtftp4, Config);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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if (BlockSize != NULL) {
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ReqOpt[0].OptionStr = (UINT8*) mMtftpOptions[PXE_MTFTP_OPTION_BLKSIZE_INDEX];
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ReqOpt[0].ValueStr = OptBuf;
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UtoA10 (*BlockSize, (CHAR8 *) ReqOpt[0].ValueStr);
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OptCnt++;
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}
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Token.Event = NULL;
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Token.OverrideData = NULL;
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Token.Filename = Filename;
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Token.ModeStr = NULL;
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Token.OptionCount = OptCnt;
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Token.OptionList = ReqOpt;
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Token.Context = Private;
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if (DontUseBuffer) {
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Token.BufferSize = 0;
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Token.Buffer = NULL;
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} else {
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Token.BufferSize = *BufferSize;
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Token.Buffer = BufferPtr;
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}
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Token.CheckPacket = PxeBcCheckPacket;
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Token.TimeoutCallback = NULL;
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Token.PacketNeeded = NULL;
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Status = Mtftp4->ReadFile (Mtftp4, &Token);
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*BufferSize = Token.BufferSize;
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Mtftp4->Configure (Mtftp4, NULL);
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return Status;
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}
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/**
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This function is put data of a file by Tftp.
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@param Private Pointer to PxeBc private data
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@param Config Pointer to Mtftp configuration data
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@param Filename Pointer to file name
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@param Overwrite Indicate whether with overwrite attribute
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@param BlockSize Pointer to block size
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@param BufferPtr Pointer to buffer
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@param BufferSize Pointer to buffer size
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@retval EFI_SUCCESS Write the data success into the special file.
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@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
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@retval other Write data into file failed.
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**/
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EFI_STATUS
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PxeBcTftpWriteFile (
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IN PXEBC_PRIVATE_DATA *Private,
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IN EFI_MTFTP4_CONFIG_DATA *Config,
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IN UINT8 *Filename,
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IN BOOLEAN Overwrite,
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IN UINTN *BlockSize,
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IN UINT8 *BufferPtr,
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IN OUT UINT64 *BufferSize
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)
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{
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EFI_MTFTP4_PROTOCOL *Mtftp4;
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EFI_MTFTP4_TOKEN Token;
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EFI_MTFTP4_OPTION ReqOpt[1];
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UINT32 OptCnt;
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UINT8 OptBuf[128];
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EFI_STATUS Status;
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Status = EFI_DEVICE_ERROR;
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Mtftp4 = Private->Mtftp4;
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OptCnt = 0;
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Config->InitialServerPort = PXEBC_BS_DOWNLOAD_PORT;
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Status = Mtftp4->Configure (Mtftp4, Config);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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if (BlockSize != NULL) {
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ReqOpt[0].OptionStr = (UINT8*) mMtftpOptions[PXE_MTFTP_OPTION_BLKSIZE_INDEX];
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ReqOpt[0].ValueStr = OptBuf;
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UtoA10 (*BlockSize, (CHAR8 *) ReqOpt[0].ValueStr);
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OptCnt++;
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}
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Token.Event = NULL;
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Token.OverrideData = NULL;
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Token.Filename = Filename;
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Token.ModeStr = NULL;
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Token.OptionCount = OptCnt;
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Token.OptionList = ReqOpt;
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Token.BufferSize = *BufferSize;
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Token.Buffer = BufferPtr;
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Token.CheckPacket = PxeBcCheckPacket;
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Token.TimeoutCallback = NULL;
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Token.PacketNeeded = NULL;
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Status = Mtftp4->WriteFile (Mtftp4, &Token);
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*BufferSize = Token.BufferSize;
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Mtftp4->Configure (Mtftp4, NULL);
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return Status;
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}
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/**
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This function is to get data(file) from a directory(may be a server) by Tftp.
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@param Private Pointer to PxeBc private data.
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@param Config Pointer to Mtftp configuration data.
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@param Filename Pointer to file name.
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@param BlockSize Pointer to block size.
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@param BufferPtr Pointer to buffer.
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@param BufferSize Pointer to buffer size.
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@param DontUseBuffer Indicate whether with a receive buffer.
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@retval EFI_SUCCES Get the data from the file included in directory success.
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@retval EFI_DEVICE_ERROR The network device encountered an error during this operation.
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@retval other Operation failed.
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**/
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EFI_STATUS
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PxeBcTftpReadDirectory (
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IN PXEBC_PRIVATE_DATA *Private,
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IN EFI_MTFTP4_CONFIG_DATA *Config,
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IN UINT8 *Filename,
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IN UINTN *BlockSize,
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IN UINT8 *BufferPtr,
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IN OUT UINT64 *BufferSize,
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IN BOOLEAN DontUseBuffer
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)
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{
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EFI_MTFTP4_PROTOCOL *Mtftp4;
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EFI_MTFTP4_TOKEN Token;
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EFI_MTFTP4_OPTION ReqOpt[1];
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UINT32 OptCnt;
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UINT8 OptBuf[128];
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EFI_STATUS Status;
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Status = EFI_DEVICE_ERROR;
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Mtftp4 = Private->Mtftp4;
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OptCnt = 0;
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Config->InitialServerPort = PXEBC_BS_DOWNLOAD_PORT;
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Status = Mtftp4->Configure (Mtftp4, Config);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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if (BlockSize != NULL) {
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ReqOpt[0].OptionStr = (UINT8*) mMtftpOptions[PXE_MTFTP_OPTION_BLKSIZE_INDEX];
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ReqOpt[0].ValueStr = OptBuf;
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UtoA10 (*BlockSize, (CHAR8 *) ReqOpt[0].ValueStr);
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OptCnt++;
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}
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Token.Event = NULL;
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Token.OverrideData = NULL;
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Token.Filename = Filename;
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Token.ModeStr = NULL;
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Token.OptionCount = OptCnt;
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Token.OptionList = ReqOpt;
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Token.Context = Private;
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if (DontUseBuffer) {
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Token.BufferSize = 0;
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Token.Buffer = NULL;
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} else {
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Token.BufferSize = *BufferSize;
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Token.Buffer = BufferPtr;
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}
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Token.CheckPacket = PxeBcCheckPacket;
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Token.TimeoutCallback = NULL;
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Token.PacketNeeded = NULL;
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Status = Mtftp4->ReadDirectory (Mtftp4, &Token);
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*BufferSize = Token.BufferSize;
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Mtftp4->Configure (Mtftp4, NULL);
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return Status;
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}
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