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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
This commit is contained in:
jcarsey 2012-01-27 18:40:51 +00:00
parent ae78a89c94
commit e1d996b391
2 changed files with 402 additions and 6 deletions
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408
ShellPkg/Library/UefiShellInstall1CommandsLib/Bcfg.c
View File

@ -1,7 +1,7 @@
/** @file
Main file for bcfg shell Install1 function.
Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2010 - 2012, Intel Corporation. All rights reserved.<BR>
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:

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ShellPkg/Library/UefiShellInstall1CommandsLib/UefiShellInstall1CommandsLib.uni
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