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Diffstat (limited to 'MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.c')
-rw-r--r--MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.c507
1 files changed, 271 insertions, 236 deletions
diff --git a/MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.c b/MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.c
index 9390308d0591..809b1d0d56b3 100644
--- a/MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.c
+++ b/MdePkg/Library/UefiFileHandleLib/UefiFileHandleLib.c
@@ -21,10 +21,10 @@
#include <Library/PcdLib.h>
#include <Library/PrintLib.h>
-CONST UINT16 gUnicodeFileTag = EFI_UNICODE_BYTE_ORDER_MARK;
+CONST UINT16 gUnicodeFileTag = EFI_UNICODE_BYTE_ORDER_MARK;
-#define MAX_FILE_NAME_LEN 522 // (20 * (6+5+2))+1) unicode characters from EFI FAT spec (doubled for bytes)
-#define FIND_XXXXX_FILE_BUFFER_SIZE (SIZE_OF_EFI_FILE_INFO + MAX_FILE_NAME_LEN)
+#define MAX_FILE_NAME_LEN 522// (20 * (6+5+2))+1) unicode characters from EFI FAT spec (doubled for bytes)
+#define FIND_XXXXX_FILE_BUFFER_SIZE (SIZE_OF_EFI_FILE_INFO + MAX_FILE_NAME_LEN)
/**
This function will retrieve the information about the file for the handle
@@ -40,15 +40,15 @@ CONST UINT16 gUnicodeFileTag = EFI_UNICODE_BYTE_ORDER_MARK;
@return the information about the file
**/
-EFI_FILE_INFO*
+EFI_FILE_INFO *
EFIAPI
FileHandleGetInfo (
- IN EFI_FILE_HANDLE FileHandle
+ IN EFI_FILE_HANDLE FileHandle
)
{
- EFI_FILE_INFO *FileInfo;
- UINTN FileInfoSize;
- EFI_STATUS Status;
+ EFI_FILE_INFO *FileInfo;
+ UINTN FileInfoSize;
+ EFI_STATUS Status;
if (FileHandle == NULL) {
return (NULL);
@@ -58,33 +58,38 @@ FileHandleGetInfo (
// Get the required size to allocate
//
FileInfoSize = 0;
- FileInfo = NULL;
- Status = FileHandle->GetInfo(FileHandle,
+ FileInfo = NULL;
+ Status = FileHandle->GetInfo (
+ FileHandle,
&gEfiFileInfoGuid,
&FileInfoSize,
- NULL);
- if (Status == EFI_BUFFER_TOO_SMALL){
+ NULL
+ );
+ if (Status == EFI_BUFFER_TOO_SMALL) {
//
// error is expected. getting size to allocate
//
- FileInfo = AllocateZeroPool(FileInfoSize);
+ FileInfo = AllocateZeroPool (FileInfoSize);
if (FileInfo != NULL) {
//
// now get the information
//
- Status = FileHandle->GetInfo(FileHandle,
- &gEfiFileInfoGuid,
- &FileInfoSize,
- FileInfo);
+ Status = FileHandle->GetInfo (
+ FileHandle,
+ &gEfiFileInfoGuid,
+ &FileInfoSize,
+ FileInfo
+ );
//
// if we got an error free the memory and return NULL
//
- if (EFI_ERROR(Status)) {
- FreePool(FileInfo);
+ if (EFI_ERROR (Status)) {
+ FreePool (FileInfo);
FileInfo = NULL;
}
}
}
+
return (FileInfo);
}
@@ -110,22 +115,23 @@ FileHandleGetInfo (
EFI_STATUS
EFIAPI
FileHandleSetInfo (
- IN EFI_FILE_HANDLE FileHandle,
- IN CONST EFI_FILE_INFO *FileInfo
+ IN EFI_FILE_HANDLE FileHandle,
+ IN CONST EFI_FILE_INFO *FileInfo
)
{
-
- if (FileHandle == NULL || FileInfo == NULL) {
+ if ((FileHandle == NULL) || (FileInfo == NULL)) {
return (EFI_INVALID_PARAMETER);
}
//
// Set the info
//
- return (FileHandle->SetInfo(FileHandle,
- &gEfiFileInfoGuid,
- (UINTN)FileInfo->Size,
- (EFI_FILE_INFO*)FileInfo));
+ return (FileHandle->SetInfo (
+ FileHandle,
+ &gEfiFileInfoGuid,
+ (UINTN)FileInfo->Size,
+ (EFI_FILE_INFO *)FileInfo
+ ));
}
/**
@@ -159,10 +165,10 @@ FileHandleSetInfo (
**/
EFI_STATUS
EFIAPI
-FileHandleRead(
- IN EFI_FILE_HANDLE FileHandle,
- IN OUT UINTN *BufferSize,
- OUT VOID *Buffer
+FileHandleRead (
+ IN EFI_FILE_HANDLE FileHandle,
+ IN OUT UINTN *BufferSize,
+ OUT VOID *Buffer
)
{
if (FileHandle == NULL) {
@@ -172,10 +178,9 @@ FileHandleRead(
//
// Perform the read based on EFI_FILE_PROTOCOL
//
- return (FileHandle->Read(FileHandle, BufferSize, Buffer));
+ return (FileHandle->Read (FileHandle, BufferSize, Buffer));
}
-
/**
Write data to a file.
@@ -202,10 +207,10 @@ FileHandleRead(
**/
EFI_STATUS
EFIAPI
-FileHandleWrite(
- IN EFI_FILE_HANDLE FileHandle,
- IN OUT UINTN *BufferSize,
- IN VOID *Buffer
+FileHandleWrite (
+ IN EFI_FILE_HANDLE FileHandle,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer
)
{
if (FileHandle == NULL) {
@@ -215,7 +220,7 @@ FileHandleWrite(
//
// Perform the write based on EFI_FILE_PROTOCOL
//
- return (FileHandle->Write(FileHandle, BufferSize, Buffer));
+ return (FileHandle->Write (FileHandle, BufferSize, Buffer));
}
/**
@@ -232,10 +237,10 @@ FileHandleWrite(
EFI_STATUS
EFIAPI
FileHandleClose (
- IN EFI_FILE_HANDLE FileHandle
+ IN EFI_FILE_HANDLE FileHandle
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
if (FileHandle == NULL) {
return (EFI_INVALID_PARAMETER);
@@ -244,7 +249,7 @@ FileHandleClose (
//
// Perform the Close based on EFI_FILE_PROTOCOL
//
- Status = FileHandle->Close(FileHandle);
+ Status = FileHandle->Close (FileHandle);
return Status;
}
@@ -265,10 +270,10 @@ FileHandleClose (
EFI_STATUS
EFIAPI
FileHandleDelete (
- IN EFI_FILE_HANDLE FileHandle
+ IN EFI_FILE_HANDLE FileHandle
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
if (FileHandle == NULL) {
return (EFI_INVALID_PARAMETER);
@@ -277,7 +282,7 @@ FileHandleDelete (
//
// Perform the Delete based on EFI_FILE_PROTOCOL
//
- Status = FileHandle->Delete(FileHandle);
+ Status = FileHandle->Delete (FileHandle);
return Status;
}
@@ -303,8 +308,8 @@ FileHandleDelete (
EFI_STATUS
EFIAPI
FileHandleSetPosition (
- IN EFI_FILE_HANDLE FileHandle,
- IN UINT64 Position
+ IN EFI_FILE_HANDLE FileHandle,
+ IN UINT64 Position
)
{
if (FileHandle == NULL) {
@@ -314,7 +319,7 @@ FileHandleSetPosition (
//
// Perform the SetPosition based on EFI_FILE_PROTOCOL
//
- return (FileHandle->SetPosition(FileHandle, Position));
+ return (FileHandle->SetPosition (FileHandle, Position));
}
/**
@@ -335,19 +340,20 @@ FileHandleSetPosition (
EFI_STATUS
EFIAPI
FileHandleGetPosition (
- IN EFI_FILE_HANDLE FileHandle,
- OUT UINT64 *Position
+ IN EFI_FILE_HANDLE FileHandle,
+ OUT UINT64 *Position
)
{
- if (Position == NULL || FileHandle == NULL) {
+ if ((Position == NULL) || (FileHandle == NULL)) {
return (EFI_INVALID_PARAMETER);
}
//
// Perform the GetPosition based on EFI_FILE_PROTOCOL
//
- return (FileHandle->GetPosition(FileHandle, Position));
+ return (FileHandle->GetPosition (FileHandle, Position));
}
+
/**
Flushes data on a file
@@ -365,7 +371,7 @@ FileHandleGetPosition (
EFI_STATUS
EFIAPI
FileHandleFlush (
- IN EFI_FILE_HANDLE FileHandle
+ IN EFI_FILE_HANDLE FileHandle
)
{
if (FileHandle == NULL) {
@@ -375,7 +381,7 @@ FileHandleFlush (
//
// Perform the Flush based on EFI_FILE_PROTOCOL
//
- return (FileHandle->Flush(FileHandle));
+ return (FileHandle->Flush (FileHandle));
}
/**
@@ -394,10 +400,10 @@ FileHandleFlush (
EFI_STATUS
EFIAPI
FileHandleIsDirectory (
- IN EFI_FILE_HANDLE DirHandle
+ IN EFI_FILE_HANDLE DirHandle
)
{
- EFI_FILE_INFO *DirInfo;
+ EFI_FILE_INFO *DirInfo;
if (DirHandle == NULL) {
return (EFI_INVALID_PARAMETER);
@@ -417,6 +423,7 @@ FileHandleIsDirectory (
//
return (EFI_INVALID_PARAMETER);
}
+
if ((DirInfo->Attribute & EFI_FILE_DIRECTORY) == 0) {
//
// Attributes say this is not a directory
@@ -424,6 +431,7 @@ FileHandleIsDirectory (
FreePool (DirInfo);
return (EFI_NOT_FOUND);
}
+
//
// all good...
//
@@ -456,22 +464,22 @@ FileHandleIsDirectory (
EFI_STATUS
EFIAPI
FileHandleFindFirstFile (
- IN EFI_FILE_HANDLE DirHandle,
- OUT EFI_FILE_INFO **Buffer
+ IN EFI_FILE_HANDLE DirHandle,
+ OUT EFI_FILE_INFO **Buffer
)
{
- EFI_STATUS Status;
- UINTN BufferSize;
+ EFI_STATUS Status;
+ UINTN BufferSize;
- if (Buffer == NULL || DirHandle == NULL) {
+ if ((Buffer == NULL) || (DirHandle == NULL)) {
return (EFI_INVALID_PARAMETER);
}
//
// verify that DirHandle is a directory
//
- Status = FileHandleIsDirectory(DirHandle);
- if (EFI_ERROR(Status)) {
+ Status = FileHandleIsDirectory (DirHandle);
+ if (EFI_ERROR (Status)) {
return (Status);
}
@@ -479,17 +487,17 @@ FileHandleFindFirstFile (
// Allocate a buffer sized to struct size + enough for the string at the end
//
BufferSize = FIND_XXXXX_FILE_BUFFER_SIZE;
- *Buffer = AllocateZeroPool(BufferSize);
- if (*Buffer == NULL){
+ *Buffer = AllocateZeroPool (BufferSize);
+ if (*Buffer == NULL) {
return (EFI_OUT_OF_RESOURCES);
}
//
// reset to the beginning of the directory
//
- Status = FileHandleSetPosition(DirHandle, 0);
- if (EFI_ERROR(Status)) {
- FreePool(*Buffer);
+ Status = FileHandleSetPosition (DirHandle, 0);
+ if (EFI_ERROR (Status)) {
+ FreePool (*Buffer);
*Buffer = NULL;
return (Status);
}
@@ -498,15 +506,17 @@ FileHandleFindFirstFile (
// read in the info about the first file
//
Status = FileHandleRead (DirHandle, &BufferSize, *Buffer);
- ASSERT(Status != EFI_BUFFER_TOO_SMALL);
- if (EFI_ERROR(Status) || BufferSize == 0) {
- FreePool(*Buffer);
+ ASSERT (Status != EFI_BUFFER_TOO_SMALL);
+ if (EFI_ERROR (Status) || (BufferSize == 0)) {
+ FreePool (*Buffer);
*Buffer = NULL;
if (BufferSize == 0) {
return (EFI_NOT_FOUND);
}
+
return (Status);
}
+
return (EFI_SUCCESS);
}
@@ -530,16 +540,16 @@ FileHandleFindFirstFile (
**/
EFI_STATUS
EFIAPI
-FileHandleFindNextFile(
- IN EFI_FILE_HANDLE DirHandle,
- OUT EFI_FILE_INFO *Buffer,
- OUT BOOLEAN *NoFile
+FileHandleFindNextFile (
+ IN EFI_FILE_HANDLE DirHandle,
+ OUT EFI_FILE_INFO *Buffer,
+ OUT BOOLEAN *NoFile
)
{
- EFI_STATUS Status;
- UINTN BufferSize;
+ EFI_STATUS Status;
+ UINTN BufferSize;
- if (DirHandle == NULL || Buffer == NULL || NoFile == NULL) {
+ if ((DirHandle == NULL) || (Buffer == NULL) || (NoFile == NULL)) {
return (EFI_INVALID_PARAMETER);
}
@@ -552,8 +562,8 @@ FileHandleFindNextFile(
// read in the info about the next file
//
Status = FileHandleRead (DirHandle, &BufferSize, Buffer);
- ASSERT(Status != EFI_BUFFER_TOO_SMALL);
- if (EFI_ERROR(Status)) {
+ ASSERT (Status != EFI_BUFFER_TOO_SMALL);
+ if (EFI_ERROR (Status)) {
return (Status);
}
@@ -561,7 +571,7 @@ FileHandleFindNextFile(
// If we read 0 bytes (but did not have erros) we already read in the last file.
//
if (BufferSize == 0) {
- FreePool(Buffer);
+ FreePool (Buffer);
*NoFile = TRUE;
}
@@ -585,20 +595,20 @@ FileHandleFindNextFile(
EFI_STATUS
EFIAPI
FileHandleGetSize (
- IN EFI_FILE_HANDLE FileHandle,
- OUT UINT64 *Size
+ IN EFI_FILE_HANDLE FileHandle,
+ OUT UINT64 *Size
)
{
- EFI_FILE_INFO *FileInfo;
+ EFI_FILE_INFO *FileInfo;
- if (FileHandle == NULL || Size == NULL) {
+ if ((FileHandle == NULL) || (Size == NULL)) {
return (EFI_INVALID_PARAMETER);
}
//
// get the FileInfo structure
//
- FileInfo = FileHandleGetInfo(FileHandle);
+ FileInfo = FileHandleGetInfo (FileHandle);
if (FileInfo == NULL) {
return (EFI_DEVICE_ERROR);
}
@@ -611,7 +621,7 @@ FileHandleGetSize (
//
// free the FileInfo memory
//
- FreePool(FileInfo);
+ FreePool (FileInfo);
return (EFI_SUCCESS);
}
@@ -632,12 +642,12 @@ FileHandleGetSize (
EFI_STATUS
EFIAPI
FileHandleSetSize (
- IN EFI_FILE_HANDLE FileHandle,
- IN UINT64 Size
+ IN EFI_FILE_HANDLE FileHandle,
+ IN UINT64 Size
)
{
- EFI_FILE_INFO *FileInfo;
- EFI_STATUS Status;
+ EFI_FILE_INFO *FileInfo;
+ EFI_STATUS Status;
if (FileHandle == NULL) {
return (EFI_INVALID_PARAMETER);
@@ -646,7 +656,7 @@ FileHandleSetSize (
//
// get the FileInfo structure
//
- FileInfo = FileHandleGetInfo(FileHandle);
+ FileInfo = FileHandleGetInfo (FileHandle);
if (FileInfo == NULL) {
return (EFI_DEVICE_ERROR);
}
@@ -656,11 +666,11 @@ FileHandleSetSize (
//
FileInfo->FileSize = Size;
- Status = FileHandleSetInfo(FileHandle, FileInfo);
+ Status = FileHandleSetInfo (FileHandle, FileInfo);
//
// free the FileInfo memory
//
- FreePool(FileInfo);
+ FreePool (FileInfo);
return (Status);
}
@@ -697,18 +707,18 @@ FileHandleSetSize (
@return Destination return the resultant string.
**/
-CHAR16*
+CHAR16 *
EFIAPI
StrnCatGrowLeft (
- IN OUT CHAR16 **Destination,
- IN OUT UINTN *CurrentSize,
- IN CONST CHAR16 *Source,
- IN UINTN Count
+ IN OUT CHAR16 **Destination,
+ IN OUT UINTN *CurrentSize,
+ IN CONST CHAR16 *Source,
+ IN UINTN Count
)
{
- UINTN DestinationStartSize;
- UINTN NewSize;
- UINTN CopySize;
+ UINTN DestinationStartSize;
+ UINTN NewSize;
+ UINTN CopySize;
if (Destination == NULL) {
return (NULL);
@@ -725,19 +735,19 @@ StrnCatGrowLeft (
// allow for NULL pointers address as Destination
//
if (*Destination != NULL) {
- ASSERT(CurrentSize != 0);
- DestinationStartSize = StrSize(*Destination);
- ASSERT(DestinationStartSize <= *CurrentSize);
+ ASSERT (CurrentSize != 0);
+ DestinationStartSize = StrSize (*Destination);
+ ASSERT (DestinationStartSize <= *CurrentSize);
} else {
DestinationStartSize = 0;
-// ASSERT(*CurrentSize == 0);
+ // ASSERT(*CurrentSize == 0);
}
//
// Append all of Source?
//
if (Count == 0) {
- Count = StrSize(Source);
+ Count = StrSize (Source);
}
//
@@ -748,18 +758,20 @@ StrnCatGrowLeft (
while (NewSize < (DestinationStartSize + Count)) {
NewSize += 2 * Count;
}
- *Destination = ReallocatePool(*CurrentSize, NewSize, *Destination);
+
+ *Destination = ReallocatePool (*CurrentSize, NewSize, *Destination);
*CurrentSize = NewSize;
} else {
- *Destination = AllocateZeroPool(Count+sizeof(CHAR16));
+ *Destination = AllocateZeroPool (Count+sizeof (CHAR16));
}
+
if (*Destination == NULL) {
return NULL;
}
- CopySize = StrSize(*Destination);
- CopyMem((*Destination)+((Count-2)/sizeof(CHAR16)), *Destination, CopySize);
- CopyMem(*Destination, Source, Count-2);
+ CopySize = StrSize (*Destination);
+ CopyMem ((*Destination)+((Count-2)/sizeof (CHAR16)), *Destination, CopySize);
+ CopyMem (*Destination, Source, Count-2);
return (*Destination);
}
@@ -783,35 +795,35 @@ StrnCatGrowLeft (
EFI_STATUS
EFIAPI
FileHandleGetFileName (
- IN CONST EFI_FILE_HANDLE Handle,
- OUT CHAR16 **FullFileName
+ IN CONST EFI_FILE_HANDLE Handle,
+ OUT CHAR16 **FullFileName
)
{
- EFI_STATUS Status;
- UINTN Size;
- EFI_FILE_HANDLE CurrentHandle;
- EFI_FILE_HANDLE NextHigherHandle;
- EFI_FILE_INFO *FileInfo;
+ EFI_STATUS Status;
+ UINTN Size;
+ EFI_FILE_HANDLE CurrentHandle;
+ EFI_FILE_HANDLE NextHigherHandle;
+ EFI_FILE_INFO *FileInfo;
Size = 0;
//
// Check our parameters
//
- if (FullFileName == NULL || Handle == NULL) {
+ if ((FullFileName == NULL) || (Handle == NULL)) {
return (EFI_INVALID_PARAMETER);
}
*FullFileName = NULL;
CurrentHandle = NULL;
- Status = Handle->Open(Handle, &CurrentHandle, L".", EFI_FILE_MODE_READ, 0);
- if (!EFI_ERROR(Status)) {
+ Status = Handle->Open (Handle, &CurrentHandle, L".", EFI_FILE_MODE_READ, 0);
+ if (!EFI_ERROR (Status)) {
//
// Reverse out the current directory on the device
//
- for (;;) {
- FileInfo = FileHandleGetInfo(CurrentHandle);
+ for ( ; ;) {
+ FileInfo = FileHandleGetInfo (CurrentHandle);
if (FileInfo == NULL) {
Status = EFI_OUT_OF_RESOURCES;
break;
@@ -836,24 +848,26 @@ FileHandleGetFileName (
//
Status = EFI_SUCCESS;
if (*FullFileName == NULL) {
- ASSERT((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
- *FullFileName = StrnCatGrowLeft(FullFileName, &Size, L"\\", 0);
+ ASSERT ((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
+ *FullFileName = StrnCatGrowLeft (FullFileName, &Size, L"\\", 0);
}
- FreePool(FileInfo);
+
+ FreePool (FileInfo);
break;
} else {
if (*FullFileName == NULL) {
- ASSERT((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
- *FullFileName = StrnCatGrowLeft(FullFileName, &Size, L"\\", 0);
+ ASSERT ((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
+ *FullFileName = StrnCatGrowLeft (FullFileName, &Size, L"\\", 0);
}
- ASSERT((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
- *FullFileName = StrnCatGrowLeft(FullFileName, &Size, FileInfo->FileName, 0);
- *FullFileName = StrnCatGrowLeft(FullFileName, &Size, L"\\", 0);
- FreePool(FileInfo);
+
+ ASSERT ((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
+ *FullFileName = StrnCatGrowLeft (FullFileName, &Size, FileInfo->FileName, 0);
+ *FullFileName = StrnCatGrowLeft (FullFileName, &Size, L"\\", 0);
+ FreePool (FileInfo);
}
}
- FileHandleClose(CurrentHandle);
+ FileHandleClose (CurrentHandle);
//
// Move to the parent directory
//
@@ -861,24 +875,25 @@ FileHandleGetFileName (
}
} else if (Status == EFI_NOT_FOUND) {
Status = EFI_SUCCESS;
- ASSERT((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
- *FullFileName = StrnCatGrowLeft(FullFileName, &Size, L"\\", 0);
+ ASSERT ((*FullFileName == NULL && Size == 0) || (*FullFileName != NULL));
+ *FullFileName = StrnCatGrowLeft (FullFileName, &Size, L"\\", 0);
}
- if (*FullFileName != NULL &&
- (*FullFileName)[StrLen(*FullFileName) - 1] == L'\\' &&
- StrLen(*FullFileName) > 1 &&
- FileHandleIsDirectory(Handle) == EFI_NOT_FOUND
- ) {
- (*FullFileName)[StrLen(*FullFileName) - 1] = CHAR_NULL;
+ if ((*FullFileName != NULL) &&
+ ((*FullFileName)[StrLen (*FullFileName) - 1] == L'\\') &&
+ (StrLen (*FullFileName) > 1) &&
+ (FileHandleIsDirectory (Handle) == EFI_NOT_FOUND)
+ )
+ {
+ (*FullFileName)[StrLen (*FullFileName) - 1] = CHAR_NULL;
}
if (CurrentHandle != NULL) {
CurrentHandle->Close (CurrentHandle);
}
- if (EFI_ERROR(Status) && *FullFileName != NULL) {
- FreePool(*FullFileName);
+ if (EFI_ERROR (Status) && (*FullFileName != NULL)) {
+ FreePool (*FullFileName);
}
return (Status);
@@ -898,30 +913,37 @@ FileHandleGetFileName (
@sa FileHandleReadLine
**/
-CHAR16*
+CHAR16 *
EFIAPI
-FileHandleReturnLine(
- IN EFI_FILE_HANDLE Handle,
- IN OUT BOOLEAN *Ascii
+FileHandleReturnLine (
+ IN EFI_FILE_HANDLE Handle,
+ IN OUT BOOLEAN *Ascii
)
{
- CHAR16 *RetVal;
- UINTN Size;
- EFI_STATUS Status;
+ CHAR16 *RetVal;
+ UINTN Size;
+ EFI_STATUS Status;
- Size = 0;
+ Size = 0;
RetVal = NULL;
- Status = FileHandleReadLine(Handle, RetVal, &Size, FALSE, Ascii);
+ Status = FileHandleReadLine (Handle, RetVal, &Size, FALSE, Ascii);
if (Status == EFI_BUFFER_TOO_SMALL) {
- RetVal = AllocateZeroPool(Size);
- Status = FileHandleReadLine(Handle, RetVal, &Size, FALSE, Ascii);
+ RetVal = AllocateZeroPool (Size);
+
+ if (RetVal == NULL) {
+ return NULL;
+ }
+
+ Status = FileHandleReadLine (Handle, RetVal, &Size, FALSE, Ascii);
}
- ASSERT_EFI_ERROR(Status);
- if (EFI_ERROR(Status) && (RetVal != NULL)) {
- FreePool(RetVal);
+
+ ASSERT_EFI_ERROR (Status);
+ if (EFI_ERROR (Status) && (RetVal != NULL)) {
+ FreePool (RetVal);
RetVal = NULL;
}
+
return (RetVal);
}
@@ -955,12 +977,12 @@ FileHandleReturnLine(
**/
EFI_STATUS
EFIAPI
-FileHandleReadLine(
- IN EFI_FILE_HANDLE Handle,
- IN OUT CHAR16 *Buffer,
- IN OUT UINTN *Size,
- IN BOOLEAN Truncate,
- IN OUT BOOLEAN *Ascii
+FileHandleReadLine (
+ IN EFI_FILE_HANDLE Handle,
+ IN OUT CHAR16 *Buffer,
+ IN OUT UINTN *Size,
+ IN BOOLEAN Truncate,
+ IN OUT BOOLEAN *Ascii
)
{
EFI_STATUS Status;
@@ -969,16 +991,18 @@ FileHandleReadLine(
UINTN CharSize;
UINTN CountSoFar;
UINTN CrCount;
+ UINTN OldSize;
UINT64 OriginalFilePosition;
- if (Handle == NULL
- ||Size == NULL
- ||(Buffer==NULL&&*Size!=0)
- ){
+ if ( (Handle == NULL)
+ || (Size == NULL)
+ || ((Buffer == NULL) && (*Size != 0))
+ )
+ {
return (EFI_INVALID_PARAMETER);
}
- if (Buffer != NULL && *Size != 0) {
+ if ((Buffer != NULL) && (*Size != 0)) {
*Buffer = CHAR_NULL;
}
@@ -990,64 +1014,70 @@ FileHandleReadLine(
return EFI_SUCCESS;
}
- FileHandleGetPosition(Handle, &OriginalFilePosition);
+ FileHandleGetPosition (Handle, &OriginalFilePosition);
if (OriginalFilePosition == 0) {
- CharSize = sizeof(CHAR16);
- Status = FileHandleRead(Handle, &CharSize, &CharBuffer);
- ASSERT_EFI_ERROR(Status);
+ CharSize = sizeof (CHAR16);
+ Status = FileHandleRead (Handle, &CharSize, &CharBuffer);
+ ASSERT_EFI_ERROR (Status);
if (CharBuffer == gUnicodeFileTag) {
*Ascii = FALSE;
} else {
*Ascii = TRUE;
- FileHandleSetPosition(Handle, OriginalFilePosition);
+ FileHandleSetPosition (Handle, OriginalFilePosition);
}
}
CrCount = 0;
- for (CountSoFar = 0;;CountSoFar++){
+ for (CountSoFar = 0; ; CountSoFar++) {
CharBuffer = 0;
if (*Ascii) {
- CharSize = sizeof(CHAR8);
+ CharSize = sizeof (CHAR8);
} else {
- CharSize = sizeof(CHAR16);
+ CharSize = sizeof (CHAR16);
}
- Status = FileHandleRead(Handle, &CharSize, &CharBuffer);
- if ( EFI_ERROR(Status)
- || CharSize == 0
- || (CharBuffer == L'\n' && !(*Ascii))
- || (CharBuffer == '\n' && *Ascii)
- ){
+
+ Status = FileHandleRead (Handle, &CharSize, &CharBuffer);
+ if ( EFI_ERROR (Status)
+ || (CharSize == 0)
+ || ((CharBuffer == L'\n') && !(*Ascii))
+ || ((CharBuffer == '\n') && *Ascii)
+ )
+ {
break;
} else if (
- (CharBuffer == L'\r' && !(*Ascii)) ||
- (CharBuffer == '\r' && *Ascii)
- ) {
+ ((CharBuffer == L'\r') && !(*Ascii)) ||
+ ((CharBuffer == '\r') && *Ascii)
+ )
+ {
CrCount++;
continue;
}
+
//
// if we have space save it...
//
- if ((CountSoFar+1-CrCount)*sizeof(CHAR16) < *Size){
- ASSERT(Buffer != NULL);
- ((CHAR16*)Buffer)[CountSoFar-CrCount] = CharBuffer;
- ((CHAR16*)Buffer)[CountSoFar+1-CrCount] = CHAR_NULL;
+ if ((CountSoFar+1-CrCount)*sizeof (CHAR16) < *Size) {
+ ASSERT (Buffer != NULL);
+ ((CHAR16 *)Buffer)[CountSoFar-CrCount] = CharBuffer;
+ ((CHAR16 *)Buffer)[CountSoFar+1-CrCount] = CHAR_NULL;
}
}
//
// if we ran out of space tell when...
//
- if ((CountSoFar+1-CrCount)*sizeof(CHAR16) > *Size){
- *Size = (CountSoFar+1-CrCount)*sizeof(CHAR16);
+ if ((CountSoFar+1-CrCount)*sizeof (CHAR16) > *Size) {
+ OldSize = *Size;
+ *Size = (CountSoFar+1-CrCount)*sizeof (CHAR16);
if (!Truncate) {
- if (Buffer != NULL && *Size != 0) {
- ZeroMem(Buffer, *Size);
+ if ((Buffer != NULL) && (OldSize != 0)) {
+ ZeroMem (Buffer, OldSize);
}
- FileHandleSetPosition(Handle, OriginalFilePosition);
+
+ FileHandleSetPosition (Handle, OriginalFilePosition);
return (EFI_BUFFER_TOO_SMALL);
} else {
- DEBUG((DEBUG_WARN, "The line was truncated in FileHandleReadLine"));
+ DEBUG ((DEBUG_WARN, "The line was truncated in FileHandleReadLine"));
return (EFI_SUCCESS);
}
}
@@ -1078,9 +1108,9 @@ FileHandleReadLine(
**/
EFI_STATUS
EFIAPI
-FileHandleWriteLine(
- IN EFI_FILE_HANDLE Handle,
- IN CHAR16 *Buffer
+FileHandleWriteLine (
+ IN EFI_FILE_HANDLE Handle,
+ IN CHAR16 *Buffer
)
{
EFI_STATUS Status;
@@ -1101,21 +1131,21 @@ FileHandleWriteLine(
return (EFI_INVALID_PARAMETER);
}
- Ascii = FALSE;
+ Ascii = FALSE;
AsciiBuffer = NULL;
- Status = FileHandleGetPosition(Handle, &OriginalFilePosition);
- if (EFI_ERROR(Status)) {
+ Status = FileHandleGetPosition (Handle, &OriginalFilePosition);
+ if (EFI_ERROR (Status)) {
return Status;
}
- Status = FileHandleSetPosition(Handle, 0);
- if (EFI_ERROR(Status)) {
+ Status = FileHandleSetPosition (Handle, 0);
+ if (EFI_ERROR (Status)) {
return Status;
}
- Status = FileHandleGetSize(Handle, &FileSize);
- if (EFI_ERROR(Status)) {
+ Status = FileHandleGetSize (Handle, &FileSize);
+ if (EFI_ERROR (Status)) {
return Status;
}
@@ -1123,7 +1153,7 @@ FileHandleWriteLine(
Ascii = TRUE;
} else {
CharSize = sizeof (CHAR16);
- Status = FileHandleRead (Handle, &CharSize, &CharBuffer);
+ Status = FileHandleRead (Handle, &CharSize, &CharBuffer);
ASSERT_EFI_ERROR (Status);
if (CharBuffer == gUnicodeFileTag) {
Ascii = FALSE;
@@ -1132,52 +1162,57 @@ FileHandleWriteLine(
}
}
- Status = FileHandleSetPosition(Handle, OriginalFilePosition);
- if (EFI_ERROR(Status)) {
+ Status = FileHandleSetPosition (Handle, OriginalFilePosition);
+ if (EFI_ERROR (Status)) {
return Status;
}
if (Ascii) {
- Size = ( StrSize(Buffer) / sizeof(CHAR16) ) * sizeof(CHAR8);
- AsciiBuffer = (CHAR8 *)AllocateZeroPool(Size);
+ Size = (StrSize (Buffer) / sizeof (CHAR16)) * sizeof (CHAR8);
+ AsciiBuffer = (CHAR8 *)AllocateZeroPool (Size);
if (AsciiBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
}
+
UnicodeStrToAsciiStrS (Buffer, AsciiBuffer, Size);
for (Index = 0; Index < Size; Index++) {
if ((AsciiBuffer[Index] & BIT7) != 0) {
- FreePool(AsciiBuffer);
+ FreePool (AsciiBuffer);
return EFI_INVALID_PARAMETER;
}
}
- Size = AsciiStrSize(AsciiBuffer) - sizeof(CHAR8);
- Status = FileHandleWrite(Handle, &Size, AsciiBuffer);
- if (EFI_ERROR(Status)) {
+ Size = AsciiStrSize (AsciiBuffer) - sizeof (CHAR8);
+ Status = FileHandleWrite (Handle, &Size, AsciiBuffer);
+ if (EFI_ERROR (Status)) {
FreePool (AsciiBuffer);
return (Status);
}
- Size = AsciiStrSize("\r\n") - sizeof(CHAR8);
- Status = FileHandleWrite(Handle, &Size, "\r\n");
+
+ Size = AsciiStrSize ("\r\n") - sizeof (CHAR8);
+ Status = FileHandleWrite (Handle, &Size, "\r\n");
} else {
if (OriginalFilePosition == 0) {
- Status = FileHandleSetPosition (Handle, sizeof(CHAR16));
- if (EFI_ERROR(Status)) {
+ Status = FileHandleSetPosition (Handle, sizeof (CHAR16));
+ if (EFI_ERROR (Status)) {
return Status;
}
}
- Size = StrSize(Buffer) - sizeof(CHAR16);
- Status = FileHandleWrite(Handle, &Size, Buffer);
- if (EFI_ERROR(Status)) {
+
+ Size = StrSize (Buffer) - sizeof (CHAR16);
+ Status = FileHandleWrite (Handle, &Size, Buffer);
+ if (EFI_ERROR (Status)) {
return (Status);
}
- Size = StrSize(L"\r\n") - sizeof(CHAR16);
- Status = FileHandleWrite(Handle, &Size, L"\r\n");
+
+ Size = StrSize (L"\r\n") - sizeof (CHAR16);
+ Status = FileHandleWrite (Handle, &Size, L"\r\n");
}
if (AsciiBuffer != NULL) {
FreePool (AsciiBuffer);
}
+
return Status;
}
@@ -1195,15 +1230,15 @@ FileHandleWriteLine(
**/
EFI_STATUS
EFIAPI
-FileHandlePrintLine(
+FileHandlePrintLine (
IN EFI_FILE_HANDLE Handle,
IN CONST CHAR16 *Format,
...
)
{
- VA_LIST Marker;
- CHAR16 *Buffer;
- EFI_STATUS Status;
+ VA_LIST Marker;
+ CHAR16 *Buffer;
+ EFI_STATUS Status;
//
// Get a buffer to print into
@@ -1223,12 +1258,12 @@ FileHandlePrintLine(
//
// Print buffer into file
//
- Status = FileHandleWriteLine(Handle, Buffer);
+ Status = FileHandleWriteLine (Handle, Buffer);
//
// Cleanup and return
//
- FreePool(Buffer);
+ FreePool (Buffer);
return (Status);
}
@@ -1246,26 +1281,26 @@ FileHandlePrintLine(
**/
BOOLEAN
EFIAPI
-FileHandleEof(
- IN EFI_FILE_HANDLE Handle
+FileHandleEof (
+ IN EFI_FILE_HANDLE Handle
)
{
- EFI_FILE_INFO *Info;
- UINT64 Pos;
- BOOLEAN RetVal;
+ EFI_FILE_INFO *Info;
+ UINT64 Pos;
+ BOOLEAN RetVal;
if (Handle == NULL) {
return (FALSE);
}
- FileHandleGetPosition(Handle, &Pos);
+ FileHandleGetPosition (Handle, &Pos);
Info = FileHandleGetInfo (Handle);
if (Info == NULL) {
return (FALSE);
}
- FileHandleSetPosition(Handle, Pos);
+ FileHandleSetPosition (Handle, Pos);
if (Pos == Info->FileSize) {
RetVal = TRUE;
generated by cgit v1.3 (git 2.53.0) at 2026-09-08 18:26:26 +0000