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Clean up BootMaint module in BdsDxe.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5444 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12
2008-07-10 09:00:40 +00:00
parent 2ab6330e7e
commit dce655e8bf
12 changed files with 1081 additions and 1139 deletions
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373
MdeModulePkg/Universal/BdsDxe/BootMaint/BootOption.c
View File

@@ -20,15 +20,13 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "BBSsupport.h"
/**
EDES_TODO: Add function description.
Create a menu entry give a Menu type.
@param MenuType Use this parameter to identify current
Menu type
@param MenuType The Menu type to be created.
EDES_TODO: Incomplete Descriptions NULL Cannot allocate memory for current menu
EDES_TODO: Incomplete Descriptions entry
EDES_TODO: Incomplete Descriptions Others A valid pointer pointing to the allocated
EDES_TODO: Incomplete Descriptions memory pool for current menu entry
@retval NULL If failed to create the menu.
@return The menu.
**/
BM_MENU_ENTRY *
@@ -74,12 +72,12 @@ BOpt_CreateMenuEntry (
return NULL;
}
MenuEntry = EfiAllocateZeroPool (sizeof (BM_MENU_ENTRY));
MenuEntry = AllocateZeroPool (sizeof (BM_MENU_ENTRY));
if (NULL == MenuEntry) {
return MenuEntry;
}
MenuEntry->VariableContext = EfiAllocateZeroPool (ContextSize);
MenuEntry->VariableContext = AllocateZeroPool (ContextSize);
if (NULL == MenuEntry->VariableContext) {
SafeFreePool (MenuEntry);
MenuEntry = NULL;
@@ -92,11 +90,11 @@ BOpt_CreateMenuEntry (
}
/**
EDES_TODO: Add function description.
Free up all resource allocated for a BM_MENU_ENTRY.
@param MenuEntry EDES_TODO: Add parameter description
@param MenuEntry A pointer to BM_MENU_ENTRY.
@return EDES_TODO: Add description for return value
@retval VOID
**/
VOID
@@ -173,12 +171,15 @@ BOpt_DestroyMenuEntry (
}
/**
EDES_TODO: Add function description.
Get the Menu Entry from the list in Menu Entry List.
@param MenuOption EDES_TODO: Add parameter description
@param MenuNumber EDES_TODO: Add parameter description
If MenuNumber is great or equal to the number of Menu
Entry in the list, then ASSERT.
@return EDES_TODO: Add description for return value
@param MenuOption The Menu Entry List to read the menu entry.
@param MenuNumber The index of Menu Entry.
@return The Menu Entry.
**/
BM_MENU_ENTRY *
@@ -191,9 +192,7 @@ BOpt_GetMenuEntry (
UINTN Index;
LIST_ENTRY *List;
if (MenuNumber >= MenuOption->MenuNumber) {
return NULL;
}
ASSERT (MenuNumber < MenuOption->MenuNumber);
List = MenuOption->Head.ForwardLink;
for (Index = 0; Index < MenuNumber; Index++) {
@@ -206,7 +205,10 @@ BOpt_GetMenuEntry (
}
/**
EDES_TODO: Add function description.
This function build the FsOptionMenu list which records all
available file system in the system. They includes all instances
of EFI_SIMPLE_FILE_SYSTEM_PROTOCOL, all instances of EFI_LOAD_FILE_SYSTEM
and all type of legacy boot device.
@param CallbackData BMM context data
@@ -273,7 +275,7 @@ BOpt_FindFileSystem (
// Issue a dummy read to trigger reinstall of BlockIo protocol for removable media
//
if (BlkIo->Media->RemovableMedia) {
Buffer = EfiAllocateZeroPool (BlkIo->Media->BlockSize);
Buffer = AllocateZeroPool (BlkIo->Media->BlockSize);
if (NULL == Buffer) {
SafeFreePool (BlkIoHandle);
return EFI_OUT_OF_RESOURCES;
@@ -372,7 +374,7 @@ BOpt_FindFileSystem (
}
TempStr = MenuEntry->HelpString;
MenuEntry->DisplayString = EfiAllocateZeroPool (MAX_CHAR);
MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);
ASSERT (MenuEntry->DisplayString != NULL);
UnicodeSPrint (
MenuEntry->DisplayString,
@@ -419,7 +421,7 @@ BOpt_FindFileSystem (
MenuEntry->HelpString = DevicePathToStr (FileContext->DevicePath);
TempStr = MenuEntry->HelpString;
MenuEntry->DisplayString = EfiAllocateZeroPool (MAX_CHAR);
MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);
ASSERT (MenuEntry->DisplayString != NULL);
UnicodeSPrint (
MenuEntry->DisplayString,
@@ -478,7 +480,7 @@ BOpt_FindFileSystem (
MenuEntry->HelpString = DevicePathToStr (FileContext->DevicePath);
TempStr = MenuEntry->HelpString;
MenuEntry->DisplayString = EfiAllocateZeroPool (MAX_CHAR);
MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);
ASSERT (MenuEntry->DisplayString != NULL);
UnicodeSPrint (
MenuEntry->DisplayString,
@@ -498,22 +500,18 @@ BOpt_FindFileSystem (
return EFI_SUCCESS;
}
/**
Free resources allocated in Allocate Rountine
@param FreeMenu Menu to be freed
@return VOID
**/
VOID
BOpt_FreeMenu (
BM_MENU_OPTION *FreeMenu
)
/*++
Routine Description
Free resources allocated in Allocate Rountine
Arguments:
FreeMenu Menu to be freed
Returns:
VOID
--*/
{
BM_MENU_ENTRY *MenuEntry;
while (!IsListEmpty (&FreeMenu->Head)) {
@@ -528,26 +526,22 @@ Returns:
}
}
/**
Find files under current directory
All files and sub-directories in current directory
will be stored in DirectoryMenu for future use.
@param FileOption Pointer for Dir to explore.
@retval TRUE Get files from current dir successfully.
@retval FALSE Can't get files from current dir.
**/
EFI_STATUS
BOpt_FindFiles (
IN BMM_CALLBACK_DATA *CallbackData,
IN BM_MENU_ENTRY *MenuEntry
)
/*++
Routine Description
Find files under current directory
All files and sub-directories in current directory
will be stored in DirectoryMenu for future use.
Arguments:
FileOption -- Pointer for Dir to explore
Returns:
TRUE -- Get files from current dir successfully
FALSE -- Can't get files from current dir
--*/
{
EFI_FILE_HANDLE NewDir;
EFI_FILE_HANDLE Dir;
@@ -597,7 +591,7 @@ Returns:
);
DirBufferSize = sizeof (EFI_FILE_INFO) + 1024;
DirInfo = EfiAllocateZeroPool (DirBufferSize);
DirInfo = AllocateZeroPool (DirBufferSize);
if (DirInfo == NULL) {
return EFI_OUT_OF_RESOURCES;
}
@@ -659,7 +653,7 @@ Returns:
if (NewFileContext->IsDir) {
BufferSize = StrLen (DirInfo->FileName) * 2 + 6;
NewMenuEntry->DisplayString = EfiAllocateZeroPool (BufferSize);
NewMenuEntry->DisplayString = AllocateZeroPool (BufferSize);
UnicodeSPrint (
NewMenuEntry->DisplayString,
@@ -687,22 +681,19 @@ Returns:
return EFI_SUCCESS;
}
/**
Build the LegacyFDMenu LegacyHDMenu LegacyCDMenu according to LegacyBios.GetBbsInfo().
@param VOID
@retval EFI_SUCCESS The function complete successfully.
@retval EFI_OUT_OF_RESOURCES No enough memory to complete this function.
**/
EFI_STATUS
BOpt_GetLegacyOptions (
VOID
)
/*++
Routine Description:
Build the LegacyFDMenu LegacyHDMenu LegacyCDMenu according to LegacyBios.GetBbsInfo().
Arguments:
None
Returns:
The device info of legacy device.
--*/
{
BM_MENU_ENTRY *NewMenuEntry;
BM_LEGACY_DEVICE_CONTEXT *NewLegacyDevContext;
@@ -780,7 +771,7 @@ Returns:
sizeof (DescString),
DescString
);
NewLegacyDevContext->Description = EfiAllocateZeroPool (StrSize (DescString));
NewLegacyDevContext->Description = AllocateZeroPool (StrSize (DescString));
if (NULL == NewLegacyDevContext->Description) {
break;
}
@@ -830,6 +821,14 @@ Returns:
return EFI_SUCCESS;
}
/**
Free out resouce allocated from Legacy Boot Options.
@param VOID.
@return VOID.
**/
VOID
BOpt_FreeLegacyOptions (
VOID
@@ -842,24 +841,20 @@ BOpt_FreeLegacyOptions (
BOpt_FreeMenu (&LegacyBEVMenu);
}
/**
Build the BootOptionMenu according to BootOrder Variable.
This Routine will access the Boot#### to get EFI_LOAD_OPTION.
@param None
@return The number of the Var Boot####.
**/
EFI_STATUS
BOpt_GetBootOptions (
IN BMM_CALLBACK_DATA *CallbackData
)
/*++
Routine Description:
Build the BootOptionMenu according to BootOrder Variable.
This Routine will access the Boot#### to get EFI_LOAD_OPTION
Arguments:
None
Returns:
The number of the Var Boot####
--*/
{
UINTN Index;
UINT16 BootString[10];
@@ -929,7 +924,7 @@ Returns:
continue;
}
LoadOption = EfiAllocateZeroPool (BootOptionSize);
LoadOption = AllocateZeroPool (BootOptionSize);
if (LoadOption == NULL) {
continue;
}
@@ -1014,7 +1009,7 @@ Returns:
LoadOptionPtr += sizeof (UINT16);
StringSize = StrSize ((UINT16 *) LoadOptionPtr);
NewLoadContext->Description = EfiAllocateZeroPool (StringSize);
NewLoadContext->Description = AllocateZeroPool (StringSize);
ASSERT (NewLoadContext->Description != NULL);
CopyMem (
NewLoadContext->Description,
@@ -1025,7 +1020,7 @@ Returns:
LoadOptionPtr += StringSize;
NewLoadContext->FilePathList = EfiAllocateZeroPool (NewLoadContext->FilePathListLength);
NewLoadContext->FilePathList = AllocateZeroPool (NewLoadContext->FilePathListLength);
ASSERT (NewLoadContext->FilePathList != NULL);
CopyMem (
NewLoadContext->FilePathList,
@@ -1051,7 +1046,7 @@ Returns:
StringSize -
NewLoadContext->FilePathListLength;
NewLoadContext->OptionalData = EfiAllocateZeroPool (OptionalDataSize);
NewLoadContext->OptionalData = AllocateZeroPool (OptionalDataSize);
ASSERT (NewLoadContext->OptionalData != NULL);
CopyMem (
NewLoadContext->OptionalData,
@@ -1072,46 +1067,22 @@ Returns:
return MenuCount;
}
CHAR16 *
BdsStrCpy (
OUT CHAR16 *Destination,
IN CONST CHAR16 *Source
)
{
CHAR16 *ReturnValue;
/**
//
// Destination cannot be NULL
//
ASSERT (Destination != NULL);
Append file name to existing file name.
ReturnValue = Destination;
while (*Source != L'\0') {
*(Destination++) = *(Source++);
}
*Destination = 0;
return ReturnValue;
}
@param Str1 The existing file name
@param Str2 The file name to be appended
@return Allocate a new string to hold the appended result.
Caller is responsible to free the returned string.
**/
CHAR16 *
BOpt_AppendFileName (
IN CHAR16 *Str1,
IN CHAR16 *Str2
)
/*++
Routine Description
Append file name to existing file name.
Arguments:
Str1 - existing file name
Str2 - file name to be appended
Returns:
Allocate a new string to hold the appended result.
Caller is responsible to free the returned string.
--*/
{
UINTN Size1;
UINTN Size2;
@@ -1121,7 +1092,7 @@ Returns:
Size1 = StrSize (Str1);
Size2 = StrSize (Str2);
Str = EfiAllocateZeroPool (Size1 + Size2 + sizeof (CHAR16));
Str = AllocateZeroPool (Size1 + Size2 + sizeof (CHAR16));
ASSERT (Str != NULL);
StrCat (Str, Str1);
@@ -1140,13 +1111,13 @@ Returns:
// DO NOT convert the .. if it is at the end of the string. This will
// break the .. behavior in changing directories.
//
BdsStrCpy (LastSlash, Ptr + 3);
StrCpy (LastSlash, Ptr + 3);
Ptr = LastSlash;
} else if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '\\') {
//
// Convert a "\.\" to a "\"
//
BdsStrCpy (Ptr, Ptr + 2);
StrCpy (Ptr, Ptr + 2);
Ptr = LastSlash;
} else if (*Ptr == '\\') {
LastSlash = Ptr;
@@ -1158,24 +1129,21 @@ Returns:
return Str;
}
/**
Check whether current FileName point to a valid
Efi Image File.
@param FileName File need to be checked.
@retval TRUE Is Efi Image
@retval FALSE Not a valid Efi Image
**/
BOOLEAN
BOpt_IsEfiImageName (
IN UINT16 *FileName
)
/*++
Routine Description
Check whether current FileName point to a valid
Efi Image File.
Arguments:
FileName - File need to be checked.
Returns:
TRUE - Is Efi Image
FALSE - Not a valid Efi Image
--*/
{
//
// Search for ".efi" extension
@@ -1203,25 +1171,22 @@ Returns:
return FALSE;
}
/**
Check whether current FileName point to a valid Efi Application
@param Dir Pointer to current Directory
@param FileName Pointer to current File name.
@retval TRUE Is a valid Efi Application
@retval FALSE not a valid Efi Application
**/
BOOLEAN
BOpt_IsEfiApp (
IN EFI_FILE_HANDLE Dir,
IN UINT16 *FileName
)
/*++
Routine Description:
Check whether current FileName point to a valid Efi Application
Arguments:
Dir - Pointer to current Directory
FileName - Pointer to current File name.
Returns:
TRUE - Is a valid Efi Application
FALSE - not a valid Efi Application
--*/
{
UINTN BufferSize;
EFI_IMAGE_DOS_HEADER DosHdr;
@@ -1270,26 +1235,23 @@ Returns:
}
}
EFI_STATUS
BOpt_FindDrivers (
VOID
)
/*++
/**
Routine Description
Find drivers that will be added as Driver#### variables from handles
in current system environment
All valid handles in the system except those consume SimpleFs, LoadFile
are stored in DriverMenu for future use.
Arguments:
None
@param VOID
Returns:
EFI_SUCCESS
Others
@retval EFI_SUCCESS The function complets successfully.
@return Other value if failed to build the DriverMenu.
--*/
**/
EFI_STATUS
BOpt_FindDrivers (
VOID
)
{
UINTN NoDevicePathHandles;
EFI_HANDLE *DevicePathHandle;
@@ -1327,10 +1289,6 @@ Returns:
for (Index = 0; Index < NoDevicePathHandles; Index++) {
CurHandle = DevicePathHandle[Index];
//
// Check whether this handle support
// driver binding
//
Status = gBS->HandleProtocol (
CurHandle,
&gEfiSimpleFileSystemProtocolGuid,
@@ -1371,21 +1329,19 @@ Returns:
return EFI_SUCCESS;
}
/**
Get the Option Number that has not been allocated for use.
@param VOID
@return The available Option Number.
**/
UINT16
BOpt_GetBootOptionNumber (
VOID
)
/*++
Routine Description:
Get the Option Number that does not used
Arguments:
Returns:
The Option Number
--*/
{
BM_MENU_ENTRY *NewMenuEntry;
UINT16 *BootOrderList;
@@ -1423,15 +1379,16 @@ Returns:
}
if (Found) {
UnicodeSPrint (StrTemp, 100, L"Boot%04x", Index);
DEBUG((DEBUG_ERROR,"INdex= %s\n", StrTemp));
OptionBuffer = BdsLibGetVariableAndSize (
StrTemp,
&gEfiGlobalVariableGuid,
&OptionSize
);
if (NULL == OptionBuffer)
break;
UnicodeSPrint (StrTemp, 100, L"Boot%04x", Index);
DEBUG((DEBUG_ERROR,"INdex= %s\n", StrTemp));
OptionBuffer = BdsLibGetVariableAndSize (
StrTemp,
&gEfiGlobalVariableGuid,
&OptionSize
);
if (NULL == OptionBuffer) {
break;
}
}
}
//
@@ -1448,21 +1405,19 @@ Returns:
return Number;
}
/**
Get the Option Number that is not in use.
@param VOID
@return The unused Option Number.
**/
UINT16
BOpt_GetDriverOptionNumber (
VOID
)
/*++
Routine Description:
Get the Option Number that does not used
Arguments:
Returns:
The Option Number
--*/
{
BM_MENU_ENTRY *NewMenuEntry;
UINT16 *DriverOrderList;
@@ -1514,21 +1469,21 @@ Returns:
return Number;
}
/**
Build up all DriverOptionMenu
@param CallbackData The BMM context data.
@return EFI_SUCESS The functin completes successfully.
@retval EFI_OUT_OF_RESOURCES Not enough memory to compete the operation.
**/
EFI_STATUS
BOpt_GetDriverOptions (
IN BMM_CALLBACK_DATA *CallbackData
)
/*++
Routine Description:
Build up all DriverOptionMenu
Arguments:
Returns:
The Option Number
--*/
{
UINTN Index;
UINT16 DriverString[12];
@@ -1579,7 +1534,7 @@ Returns:
continue;
}
LoadOption = EfiAllocateZeroPool (DriverOptionSize);
LoadOption = AllocateZeroPool (DriverOptionSize);
if (LoadOption == NULL) {
continue;
}
@@ -1619,7 +1574,7 @@ Returns:
LoadOptionPtr += sizeof (UINT16);
StringSize = StrSize ((UINT16 *) LoadOptionPtr);
NewLoadContext->Description = EfiAllocateZeroPool (StringSize);
NewLoadContext->Description = AllocateZeroPool (StringSize);
ASSERT (NewLoadContext->Description != NULL);
CopyMem (
NewLoadContext->Description,
@@ -1630,7 +1585,7 @@ Returns:
LoadOptionPtr += StringSize;
NewLoadContext->FilePathList = EfiAllocateZeroPool (NewLoadContext->FilePathListLength);
NewLoadContext->FilePathList = AllocateZeroPool (NewLoadContext->FilePathListLength);
ASSERT (NewLoadContext->FilePathList != NULL);
CopyMem (
NewLoadContext->FilePathList,
@@ -1656,7 +1611,7 @@ Returns:
StringSize -
NewLoadContext->FilePathListLength;
NewLoadContext->OptionalData = EfiAllocateZeroPool (OptionalDataSize);
NewLoadContext->OptionalData = AllocateZeroPool (OptionalDataSize);
ASSERT (NewLoadContext->OptionalData != NULL);
CopyMem (
NewLoadContext->OptionalData,