From e1d996b3912a57faa10bb0879bfb1941e556157e Mon Sep 17 00:00:00 2001 From: jcarsey Date: Fri, 27 Jan 2012 18:40:51 +0000 Subject: [PATCH] ShellPkg: Add support for adding optional data to the bcfg command. signed-off-by: jcarsey reviewed-by: leegrosenbaum git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12959 6f19259b-4bc3-4df7-8a09-765794883524 --- .../UefiShellInstall1CommandsLib/Bcfg.c | 408 +++++++++++++++++- .../UefiShellInstall1CommandsLib.uni | Bin 15214 -> 15646 bytes 2 files changed, 402 insertions(+), 6 deletions(-) diff --git a/ShellPkg/Library/UefiShellInstall1CommandsLib/Bcfg.c b/ShellPkg/Library/UefiShellInstall1CommandsLib/Bcfg.c index ed13dba42f..1713d3bafc 100644 --- a/ShellPkg/Library/UefiShellInstall1CommandsLib/Bcfg.c +++ b/ShellPkg/Library/UefiShellInstall1CommandsLib/Bcfg.c @@ -1,7 +1,7 @@ /** @file Main file for bcfg shell Install1 function. - Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.
+ Copyright (c) 2010 - 2012, 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 @@ -47,6 +47,150 @@ typedef struct { CONST CHAR16 *OptData; } BGFG_OPERATION; +/** + Update the optional data for a boot or driver option. + + If optional data exists it will be changed. + + @param[in] Index The boot or driver option index update. + @param[in] DataSize The size in bytes of Data. + @param[in] Data The buffer for the optioanl data. + @param[in] Target The target of the operation. + + @retval EFI_SUCCESS The data was sucessfully updated. + @retval other A error occured. +**/ +EFI_STATUS +EFIAPI +UpdateOptionalData( + UINT16 Index, + UINTN DataSize, + UINT8 *Data, + IN CONST BCFG_OPERATION_TARGET Target + ) +{ + EFI_STATUS Status; + CHAR16 VariableName[12]; + UINTN OriginalSize; + UINT8 *OriginalData; + UINTN NewSize; + UINT8 *NewData; + UINTN OriginalOptionDataSize; + + UnicodeSPrint(VariableName, sizeof(VariableName), L"%s%04x", Target == BcfgTargetBootOrder?L"Boot":L"Driver", Index); + + OriginalSize = 0; + OriginalData = NULL; + NewData = NULL; + NewSize = 0; + + Status = gRT->GetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + NULL, + &OriginalSize, + OriginalData); + if (Status == EFI_BUFFER_TOO_SMALL) { + OriginalData = AllocateZeroPool(OriginalSize); + if (OriginalData == NULL) { + return (EFI_OUT_OF_RESOURCES); + } + Status = gRT->GetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + NULL, + &OriginalSize, + OriginalData); + } + + if (!EFI_ERROR(Status)) { + // + // Allocate new struct and discard old optional data. + // + OriginalOptionDataSize = sizeof(UINT32) + sizeof(UINT16) + StrSize(((CHAR16*)(OriginalData + sizeof(UINT32) + sizeof(UINT16)))); + OriginalOptionDataSize += (*(UINT16*)(OriginalData + sizeof(UINT32))); + OriginalOptionDataSize -= OriginalSize; + NewSize = OriginalSize - OriginalOptionDataSize + DataSize; + NewData = AllocateCopyPool(NewSize, OriginalData); + if (NewData == NULL) { + Status = EFI_OUT_OF_RESOURCES; + } else { + CopyMem(NewData + OriginalSize - OriginalOptionDataSize, Data, DataSize); + } + } + + if (!EFI_ERROR(Status)) { + // + // put the data back under the variable + // + Status = gRT->SetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, + NewSize, + NewData); + } + + SHELL_FREE_NON_NULL(OriginalData); + SHELL_FREE_NON_NULL(NewData); + return (Status); +} + +/** + This function will get a CRC for a boot option. + + @param[in, out] Crc The CRC value to return. + @param[in] Index The boot option index to CRC. + + @retval EFI_SUCCESS The CRC was sucessfully returned. + @retval other A error occured. +**/ +EFI_STATUS +EFIAPI +GetBootOptionCrc( + UINT32 *Crc, + UINT16 BootIndex + ) +{ + CHAR16 VariableName[12]; + EFI_STATUS Status; + UINT8 *Buffer; + UINTN BufferSize; + + Buffer = NULL; + BufferSize = 0; + + // + // Get the data Buffer + // + UnicodeSPrint(VariableName, sizeof(VariableName), L"%Boot%04x", BootIndex); + Status = gRT->GetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + NULL, + &BufferSize, + NULL); + if (Status == EFI_BUFFER_TOO_SMALL) { + Buffer = AllocateZeroPool(BufferSize); + Status = gRT->GetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + NULL, + &BufferSize, + Buffer); + } + + // + // Get the CRC computed + // + if (!EFI_ERROR(Status)) { + Status = gBS->CalculateCrc32 (Buffer, BufferSize, Crc); + } + + SHELL_FREE_NON_NULL(Buffer); + return EFI_SUCCESS; +} + /** This function will populate the device path protocol parameter based on TheHandle. @@ -139,9 +283,7 @@ BcfgAddInstall1( EFI_DEVICE_PATH_PROTOCOL *DevicePath; EFI_DEVICE_PATH_PROTOCOL *FilePath; EFI_DEVICE_PATH_PROTOCOL *FileNode; -// EFI_DEVICE_PATH_PROTOCOL *DevPath; CHAR16 *Str; -// CONST CHAR16 *StringWalker; UINT8 *TempByteBuffer; UINT8 *TempByteStart; EFI_SHELL_FILE_INFO *Arg; @@ -560,6 +702,8 @@ BcfgMoveInstall1( Function to add optional data to an option. @param[in] OptData The optional data to add. + @param[in] CurrentOrder The pointer to the current order of items. + @param[in] OrderCount The number if items in CurrentOrder. @param[in] Target The target of the operation. @retval SHELL_SUCCESS The operation was succesful. @@ -568,11 +712,261 @@ SHELL_STATUS EFIAPI BcfgAddOptInstall1( IN CONST CHAR16 *OptData, + IN CONST UINT16 *CurrentOrder, + IN CONST UINTN OrderCount, IN CONST BCFG_OPERATION_TARGET Target ) { - ASSERT(OptData != NULL); - return SHELL_SUCCESS; + EFI_KEY_OPTION NewKeyOption; + EFI_KEY_OPTION *KeyOptionBuffer; + SHELL_STATUS ShellStatus; + EFI_STATUS Status; + UINT16 OptionIndex; + UINT16 LoopCounter; + UINT64 Intermediate; + CONST CHAR16 *Temp; + CONST CHAR16 *Walker; + CHAR16 *FileName; + CHAR16 *Temp2; + CHAR16 *Data; + UINT16 KeyIndex; + CHAR16 VariableName[12]; + + SHELL_FILE_HANDLE FileHandle; + + Status = EFI_SUCCESS; + ShellStatus = SHELL_SUCCESS; + Walker = OptData; + FileName = NULL; + Data = NULL; + KeyOptionBuffer = NULL; + + ZeroMem(&NewKeyOption, sizeof(EFI_KEY_OPTION)); + + while(Walker[0] == L' ') { + Walker++; + } + + // + // Get the index of the variable we are changing. + // + Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); + if (EFI_ERROR(Status) || (((UINT16)Intermediate) != Intermediate) || StrStr(Walker, L" ") == NULL || ((UINT16)Intermediate) > ((UINT16)OrderCount)) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, L"Option Index"); + ShellStatus = SHELL_INVALID_PARAMETER; + return (ShellStatus); + } + OptionIndex = (UINT16)Intermediate; + + Temp = StrStr(Walker, L" "); + if (Temp != NULL) { + Walker = Temp; + } + while(Walker[0] == L' ') { + Walker++; + } + + // + // determine whether we have file with data, quote delimited information, or a hot-key + // + if (Walker[0] == L'\"') { + // + // quoted filename or quoted information. + // + Temp = StrStr(Walker+1, L"\""); + if (Temp == NULL || StrLen(Temp) != 1) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, Walker); + ShellStatus = SHELL_INVALID_PARAMETER; + } else { + FileName = StrnCatGrow(&FileName, NULL, Walker+1, 0); + Temp2 = StrStr(FileName, L"\""); + ASSERT(Temp2 != NULL); + Temp2[0] = CHAR_NULL; + Temp2++; + if (StrLen(Temp2)>0) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, Walker); + ShellStatus = SHELL_INVALID_PARAMETER; + } + if (EFI_ERROR(ShellFileExists(Walker))) { + // + // Not a file. must be misc information. + // + Data = FileName; + FileName = NULL; + } else { + FileName = StrnCatGrow(&FileName, NULL, Walker, 0); + } + } + } else { + // + // filename or hot key information. + // + if (StrStr(Walker, L" ") == NULL) { + // + // filename + // + if (EFI_ERROR(ShellFileExists(Walker))) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FIND_FAIL), gShellInstall1HiiHandle, Walker); + ShellStatus = SHELL_INVALID_PARAMETER; + } else { + FileName = StrnCatGrow(&FileName, NULL, Walker, 0); + } + } else { + if (Target != BcfgTargetBootOrder) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_BOOT_ONLY), gShellInstall1HiiHandle); + ShellStatus = SHELL_INVALID_PARAMETER; + } + + if (ShellStatus == SHELL_SUCCESS) { + // + // Get hot key information + // + Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); + if (EFI_ERROR(Status) || (((UINT32)Intermediate) != Intermediate) || StrStr(Walker, L" ") == NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, Walker); + ShellStatus = SHELL_INVALID_PARAMETER; + } + NewKeyOption.KeyData.PackedValue = (UINT32)Intermediate; + Temp = StrStr(Walker, L" "); + if (Temp != NULL) { + Walker = Temp; + } + while(Walker[0] == L' ') { + Walker++; + } + } + + if (ShellStatus == SHELL_SUCCESS) { + // + // Now we know how many EFI_INPUT_KEY structs we need to attach to the end of the EFI_KEY_OPTION struct. + // Re-allocate with the added information. + // + KeyOptionBuffer = AllocateCopyPool(sizeof(EFI_KEY_OPTION) + (sizeof(EFI_KEY_DATA) * NewKeyOption.KeyData.Options.InputKeyCount), &NewKeyOption); + if (KeyOptionBuffer == NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_MEM), gShellInstall1HiiHandle); + ShellStatus = SHELL_OUT_OF_RESOURCES; + } + } + for (LoopCounter = 0 ; ShellStatus == SHELL_SUCCESS && LoopCounter < KeyOptionBuffer->KeyData.Options.InputKeyCount; LoopCounter++) { + // + // ScanCode + // + Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); + if (EFI_ERROR(Status) || (((UINT16)Intermediate) != Intermediate) || StrStr(Walker, L" ") == NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, Walker); + ShellStatus = SHELL_INVALID_PARAMETER; + } + ((EFI_INPUT_KEY*)(((UINT8*)KeyOptionBuffer) + sizeof(EFI_KEY_OPTION)))[LoopCounter].ScanCode = (UINT16)Intermediate; + Temp = StrStr(Walker, L" "); + if (Temp != NULL) { + Walker = Temp; + } + while(Walker[0] == L' ') { + Walker++; + } + + // + // UnicodeChar + // + Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); + if (EFI_ERROR(Status) || (((UINT16)Intermediate) != Intermediate)) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, Walker); + ShellStatus = SHELL_INVALID_PARAMETER; + } + ((EFI_INPUT_KEY*)(((UINT8*)KeyOptionBuffer) + sizeof(EFI_KEY_OPTION)))[LoopCounter].UnicodeChar = (UINT16)Intermediate; + Temp = StrStr(Walker, L" "); + if (Temp != NULL) { + Walker = Temp; + } + while(Walker[0] == L' ') { + Walker++; + } + } + + if (ShellStatus == SHELL_SUCCESS) { + // + // Now do the BootOption / BootOptionCrc + // + ASSERT (OptionIndex <= OrderCount); + KeyOptionBuffer->BootOption = CurrentOrder[OptionIndex]; + Status = GetBootOptionCrc(&(KeyOptionBuffer->BootOptionCrc), KeyOptionBuffer->BootOption); + if (EFI_ERROR(Status)) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellInstall1HiiHandle, L"Option Index"); + ShellStatus = SHELL_INVALID_PARAMETER; + } + } + + if (ShellStatus == SHELL_SUCCESS) { + for (Temp2 = NULL, KeyIndex = 0 ; KeyIndex < 0xFFFF ; KeyIndex++) { + UnicodeSPrint(VariableName, sizeof(VariableName), L"Key%04x", KeyIndex); + Status = gRT->GetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + NULL, + (UINTN*)&Intermediate, + NULL); + if (Status == EFI_NOT_FOUND) { + break; + } + } + Status = gRT->SetVariable( + VariableName, + (EFI_GUID*)&gEfiGlobalVariableGuid, + EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, + sizeof(EFI_KEY_OPTION) + (sizeof(EFI_KEY_DATA) * NewKeyOption.KeyData.Options.InputKeyCount), + KeyOptionBuffer); + if (EFI_ERROR(Status)) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellInstall1HiiHandle, VariableName, Status); + ShellStatus = SHELL_INVALID_PARAMETER; + } + ASSERT(FileName == NULL && Data == NULL); + } + } + } + + // + // Shouldn't be possible to have have both. Neither is ok though. + // + ASSERT(FileName == NULL || Data == NULL); + + if (ShellStatus == SHELL_SUCCESS && FileName != NULL || Data != NULL) { + if (FileName != NULL) { + // + // Open the file and populate the data buffer. + // + ShellStatus = ShellOpenFileByName( + FileName, + &FileHandle, + EFI_FILE_MODE_READ, + 0); + if (ShellStatus == SHELL_SUCCESS) { + ShellStatus = ShellGetFileSize(FileHandle, &Intermediate); + } + Data = AllocateZeroPool((UINTN)Intermediate); + if (Data == NULL) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_MEM), gShellInstall1HiiHandle); + ShellStatus = SHELL_OUT_OF_RESOURCES; + } + if (ShellStatus == SHELL_SUCCESS) { + ShellStatus = ShellReadFile(FileHandle, &(UINTN)Intermediate, Data); + } + } else { + Intermediate = StrSize(Data); + } + + if (ShellStatus == SHELL_SUCCESS && Data != NULL) { + Status = UpdateOptionalData(CurrentOrder[OptionIndex], (UINTN)Intermediate, (UINT8*)Data, Target); + if (EFI_ERROR(Status)) { + ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellInstall1HiiHandle, VariableName, Status); + ShellStatus = SHELL_INVALID_PARAMETER; + } + } + } + + SHELL_FREE_NON_NULL(Data); + SHELL_FREE_NON_NULL(KeyOptionBuffer); + SHELL_FREE_NON_NULL(FileName); + return ShellStatus; } /** @@ -798,7 +1192,7 @@ ShellCommandRunBcfgInstall ( // // Read in the boot or driver order environment variable (not needed for opt) // - if (ShellStatus == SHELL_SUCCESS && CurrentOperation.Target < BcfgTargetMax && CurrentOperation.Type != BcfgTypeOpt) { + if (ShellStatus == SHELL_SUCCESS && CurrentOperation.Target < BcfgTargetMax) { Length = 0; Status = gRT->GetVariable( CurrentOperation.Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder", @@ -989,6 +1383,8 @@ ShellCommandRunBcfgInstall ( case BcfgTypeOpt: ShellStatus = BcfgAddOptInstall1( CurrentOperation.OptData, + CurrentOperation.Order, + Length / sizeof(CurrentOperation.Order[0]), CurrentOperation.Target); break; default: diff --git a/ShellPkg/Library/UefiShellInstall1CommandsLib/UefiShellInstall1CommandsLib.uni b/ShellPkg/Library/UefiShellInstall1CommandsLib/UefiShellInstall1CommandsLib.uni index b3b702284fffd39dbe320bc3c3cb475f36f0f821..7c34ac502906d6d877d869f8288fa8aa5ba562b3 100644 GIT binary patch delta 137 zcmaD?Hm_fnC7$PS(@_SF7#i6CHz>vm}&rrmmz>oo? zOMrAXLn=chkj`f)0P-_|bRI+TWI=At$?G@;Hvi$UV*)Zb*xeXBfkwGZ_T`qGJb}N2 fIf)^4@?2rr$qjr;n_akhI3_P(v)J4v{6rl9cHtx% delta 30 mcmbPN^{#9}0Hfi?z{MP!FLAmtP0r)z+Wd`&hhvkdoCW~IEDHhv -- 2.39.2