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Diffstat (limited to 'MdeModulePkg/Core/Dxe/FwVol/FwVolRead.c')
-rw-r--r--MdeModulePkg/Core/Dxe/FwVol/FwVolRead.c172
1 files changed, 84 insertions, 88 deletions
diff --git a/MdeModulePkg/Core/Dxe/FwVol/FwVolRead.c b/MdeModulePkg/Core/Dxe/FwVol/FwVolRead.c
index 8dcbbeb5ee..2ff22c93aa 100644
--- a/MdeModulePkg/Core/Dxe/FwVol/FwVolRead.c
+++ b/MdeModulePkg/Core/Dxe/FwVol/FwVolRead.c
@@ -29,8 +29,8 @@ Required Alignment Alignment Value in FFS FFS_ATTRIB_DATA_ALIGNMENT2 Align
8 MB 6 1 23
16 MB 7 1 24
**/
-UINT8 mFvAttributes[] = {0, 4, 7, 9, 10, 12, 15, 16};
-UINT8 mFvAttributes2[] = {17, 18, 19, 20, 21, 22, 23, 24};
+UINT8 mFvAttributes[] = { 0, 4, 7, 9, 10, 12, 15, 16 };
+UINT8 mFvAttributes2[] = { 17, 18, 19, 20, 21, 22, 23, 24 };
/**
Convert the FFS File Attributes to FV File Attributes
@@ -42,19 +42,19 @@ UINT8 mFvAttributes2[] = {17, 18, 19, 20, 21, 22, 23, 24};
**/
EFI_FV_FILE_ATTRIBUTES
FfsAttributes2FvFileAttributes (
- IN EFI_FFS_FILE_ATTRIBUTES FfsAttributes
+ IN EFI_FFS_FILE_ATTRIBUTES FfsAttributes
)
{
- UINT8 DataAlignment;
- EFI_FV_FILE_ATTRIBUTES FileAttribute;
+ UINT8 DataAlignment;
+ EFI_FV_FILE_ATTRIBUTES FileAttribute;
- DataAlignment = (UINT8) ((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT) >> 3);
+ DataAlignment = (UINT8)((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT) >> 3);
ASSERT (DataAlignment < 8);
if ((FfsAttributes & FFS_ATTRIB_DATA_ALIGNMENT_2) != 0) {
- FileAttribute = (EFI_FV_FILE_ATTRIBUTES) mFvAttributes2[DataAlignment];
+ FileAttribute = (EFI_FV_FILE_ATTRIBUTES)mFvAttributes2[DataAlignment];
} else {
- FileAttribute = (EFI_FV_FILE_ATTRIBUTES) mFvAttributes[DataAlignment];
+ FileAttribute = (EFI_FV_FILE_ATTRIBUTES)mFvAttributes[DataAlignment];
}
if ((FfsAttributes & FFS_ATTRIB_FIXED) == FFS_ATTRIB_FIXED) {
@@ -113,26 +113,26 @@ FfsAttributes2FvFileAttributes (
EFI_STATUS
EFIAPI
FvGetNextFile (
- IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,
- IN OUT VOID *Key,
- IN OUT EFI_FV_FILETYPE *FileType,
- OUT EFI_GUID *NameGuid,
- OUT EFI_FV_FILE_ATTRIBUTES *Attributes,
- OUT UINTN *Size
+ IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,
+ IN OUT VOID *Key,
+ IN OUT EFI_FV_FILETYPE *FileType,
+ OUT EFI_GUID *NameGuid,
+ OUT EFI_FV_FILE_ATTRIBUTES *Attributes,
+ OUT UINTN *Size
)
{
- EFI_STATUS Status;
- FV_DEVICE *FvDevice;
- EFI_FV_ATTRIBUTES FvAttributes;
- EFI_FFS_FILE_HEADER *FfsFileHeader;
- UINTN *KeyValue;
- LIST_ENTRY *Link;
- FFS_FILE_LIST_ENTRY *FfsFileEntry;
+ EFI_STATUS Status;
+ FV_DEVICE *FvDevice;
+ EFI_FV_ATTRIBUTES FvAttributes;
+ EFI_FFS_FILE_HEADER *FfsFileHeader;
+ UINTN *KeyValue;
+ LIST_ENTRY *Link;
+ FFS_FILE_LIST_ENTRY *FfsFileEntry;
FvDevice = FV_DEVICE_FROM_THIS (This);
Status = FvGetVolumeAttributes (This, &FvAttributes);
- if (EFI_ERROR (Status)){
+ if (EFI_ERROR (Status)) {
return Status;
}
@@ -151,7 +151,7 @@ FvGetNextFile (
}
KeyValue = (UINTN *)Key;
- for (;;) {
+ for ( ; ;) {
if (*KeyValue == 0) {
//
// Search for 1st matching file
@@ -171,7 +171,7 @@ FvGetNextFile (
return EFI_NOT_FOUND;
}
- FfsFileEntry = (FFS_FILE_LIST_ENTRY *)Link->ForwardLink;
+ FfsFileEntry = (FFS_FILE_LIST_ENTRY *)Link->ForwardLink;
FfsFileHeader = (EFI_FFS_FILE_HEADER *)FfsFileEntry->FfsHeader;
//
@@ -199,7 +199,6 @@ FvGetNextFile (
//
break;
}
-
}
//
@@ -224,8 +223,6 @@ FvGetNextFile (
return EFI_SUCCESS;
}
-
-
/**
Locates a file in the firmware volume and
copies it to the supplied buffer.
@@ -269,25 +266,25 @@ FvGetNextFile (
EFI_STATUS
EFIAPI
FvReadFile (
- IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,
- IN CONST EFI_GUID *NameGuid,
- IN OUT VOID **Buffer,
- IN OUT UINTN *BufferSize,
- OUT EFI_FV_FILETYPE *FoundType,
- OUT EFI_FV_FILE_ATTRIBUTES *FileAttributes,
- OUT UINT32 *AuthenticationStatus
+ IN CONST EFI_FIRMWARE_VOLUME2_PROTOCOL *This,
+ IN CONST EFI_GUID *NameGuid,
+ IN OUT VOID **Buffer,
+ IN OUT UINTN *BufferSize,
+ OUT EFI_FV_FILETYPE *FoundType,
+ OUT EFI_FV_FILE_ATTRIBUTES *FileAttributes,
+ OUT UINT32 *AuthenticationStatus
)
{
- EFI_STATUS Status;
- FV_DEVICE *FvDevice;
- EFI_GUID SearchNameGuid;
- EFI_FV_FILETYPE LocalFoundType;
- EFI_FV_FILE_ATTRIBUTES LocalAttributes;
- UINTN FileSize;
- UINT8 *SrcPtr;
- EFI_FFS_FILE_HEADER *FfsHeader;
- UINTN InputBufferSize;
- UINTN WholeFileSize;
+ EFI_STATUS Status;
+ FV_DEVICE *FvDevice;
+ EFI_GUID SearchNameGuid;
+ EFI_FV_FILETYPE LocalFoundType;
+ EFI_FV_FILE_ATTRIBUTES LocalAttributes;
+ UINTN FileSize;
+ UINT8 *SrcPtr;
+ EFI_FFS_FILE_HEADER *FfsHeader;
+ UINTN InputBufferSize;
+ UINTN WholeFileSize;
if (NameGuid == NULL) {
return EFI_INVALID_PARAMETER;
@@ -295,7 +292,6 @@ FvReadFile (
FvDevice = FV_DEVICE_FROM_THIS (This);
-
//
// Keep looking until we find the matching NameGuid.
// The Key is really a FfsFileEntry
@@ -303,14 +299,14 @@ FvReadFile (
FvDevice->LastKey = 0;
do {
LocalFoundType = 0;
- Status = FvGetNextFile (
- This,
- &FvDevice->LastKey,
- &LocalFoundType,
- &SearchNameGuid,
- &LocalAttributes,
- &FileSize
- );
+ Status = FvGetNextFile (
+ This,
+ &FvDevice->LastKey,
+ &LocalFoundType,
+ &SearchNameGuid,
+ &LocalAttributes,
+ &FileSize
+ );
if (EFI_ERROR (Status)) {
return EFI_NOT_FOUND;
}
@@ -328,15 +324,16 @@ FvReadFile (
//
// Cache FFS file to memory buffer.
//
- WholeFileSize = IS_FFS_FILE2 (FfsHeader) ? FFS_FILE2_SIZE (FfsHeader): FFS_FILE_SIZE (FfsHeader);
- FfsHeader = AllocateCopyPool (WholeFileSize, FfsHeader);
+ WholeFileSize = IS_FFS_FILE2 (FfsHeader) ? FFS_FILE2_SIZE (FfsHeader) : FFS_FILE_SIZE (FfsHeader);
+ FfsHeader = AllocateCopyPool (WholeFileSize, FfsHeader);
if (FfsHeader == NULL) {
return EFI_OUT_OF_RESOURCES;
}
+
//
// Let FfsHeader in FfsFileEntry point to the cached file buffer.
//
- FvDevice->LastKey->FfsHeader = FfsHeader;
+ FvDevice->LastKey->FfsHeader = FfsHeader;
FvDevice->LastKey->FileCached = TRUE;
}
}
@@ -349,16 +346,17 @@ FvReadFile (
//
// Calculate return values
//
- *FoundType = FfsHeader->Type;
+ *FoundType = FfsHeader->Type;
*FileAttributes = FfsAttributes2FvFileAttributes (FfsHeader->Attributes);
- if ((FvDevice->FwVolHeader->Attributes & EFI_FVB2_MEMORY_MAPPED) == EFI_FVB2_MEMORY_MAPPED) {
- *FileAttributes |= EFI_FV_FILE_ATTRIB_MEMORY_MAPPED;
- }
+ if ((FvDevice->FwVolHeader->Attributes & EFI_FVB2_MEMORY_MAPPED) == EFI_FVB2_MEMORY_MAPPED) {
+ *FileAttributes |= EFI_FV_FILE_ATTRIB_MEMORY_MAPPED;
+ }
+
//
// Inherit the authentication status.
//
*AuthenticationStatus = FvDevice->AuthenticationStatus;
- *BufferSize = FileSize;
+ *BufferSize = FileSize;
if (Buffer == NULL) {
//
@@ -371,9 +369,9 @@ FvReadFile (
// Skip over file header
//
if (IS_FFS_FILE2 (FfsHeader)) {
- SrcPtr = ((UINT8 *) FfsHeader) + sizeof (EFI_FFS_FILE_HEADER2);
+ SrcPtr = ((UINT8 *)FfsHeader) + sizeof (EFI_FFS_FILE_HEADER2);
} else {
- SrcPtr = ((UINT8 *) FfsHeader) + sizeof (EFI_FFS_FILE_HEADER);
+ SrcPtr = ((UINT8 *)FfsHeader) + sizeof (EFI_FFS_FILE_HEADER);
}
Status = EFI_SUCCESS;
@@ -389,7 +387,7 @@ FvReadFile (
//
// Callers buffer was not big enough
//
- Status = EFI_WARN_BUFFER_TOO_SMALL;
+ Status = EFI_WARN_BUFFER_TOO_SMALL;
FileSize = InputBufferSize;
}
@@ -401,8 +399,6 @@ FvReadFile (
return Status;
}
-
-
/**
Locates a section in a given FFS File and
copies it to the supplied buffer (not including section header).
@@ -443,15 +439,15 @@ FvReadFileSection (
OUT UINT32 *AuthenticationStatus
)
{
- EFI_STATUS Status;
- FV_DEVICE *FvDevice;
- EFI_FV_FILETYPE FileType;
- EFI_FV_FILE_ATTRIBUTES FileAttributes;
- UINTN FileSize;
- UINT8 *FileBuffer;
- FFS_FILE_LIST_ENTRY *FfsEntry;
-
- if (NameGuid == NULL || Buffer == NULL) {
+ EFI_STATUS Status;
+ FV_DEVICE *FvDevice;
+ EFI_FV_FILETYPE FileType;
+ EFI_FV_FILE_ATTRIBUTES FileAttributes;
+ UINTN FileSize;
+ UINT8 *FileBuffer;
+ FFS_FILE_LIST_ENTRY *FfsEntry;
+
+ if ((NameGuid == NULL) || (Buffer == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -461,27 +457,29 @@ FvReadFileSection (
// Read the file
//
Status = FvReadFile (
- This,
- NameGuid,
- NULL,
- &FileSize,
- &FileType,
- &FileAttributes,
- AuthenticationStatus
- );
+ This,
+ NameGuid,
+ NULL,
+ &FileSize,
+ &FileType,
+ &FileAttributes,
+ AuthenticationStatus
+ );
//
// Get the last key used by our call to FvReadFile as it is the FfsEntry for this file.
//
- FfsEntry = (FFS_FILE_LIST_ENTRY *) FvDevice->LastKey;
+ FfsEntry = (FFS_FILE_LIST_ENTRY *)FvDevice->LastKey;
if (EFI_ERROR (Status)) {
return Status;
}
+
if (IS_FFS_FILE2 (FfsEntry->FfsHeader)) {
- FileBuffer = ((UINT8 *) FfsEntry->FfsHeader) + sizeof (EFI_FFS_FILE_HEADER2);
+ FileBuffer = ((UINT8 *)FfsEntry->FfsHeader) + sizeof (EFI_FFS_FILE_HEADER2);
} else {
- FileBuffer = ((UINT8 *) FfsEntry->FfsHeader) + sizeof (EFI_FFS_FILE_HEADER);
+ FileBuffer = ((UINT8 *)FfsEntry->FfsHeader) + sizeof (EFI_FFS_FILE_HEADER);
}
+
//
// Check to see that the file actually HAS sections before we go any further.
//
@@ -532,5 +530,3 @@ FvReadFileSection (
Done:
return Status;
}
-
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 14:35:26 +0000