xt-sys/exectos
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Implement PeGetSubSystem() routine
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This commit is contained in:
Rafal Kupiec 2022-11-16 15:03:33 +01:00
parent 9f43ad06af
commit 5ec08cb84a
Signed by: belliash
GPG Key ID: 4E829243E0CFE6B4
3 changed files with 28 additions and 0 deletions
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2
xtldr/includes/blmod.h
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@ -22,6 +22,7 @@ typedef struct _XT_PECOFFF_IMAGE_PROTOCOL XT_PECOFF_IMAGE_PROTOCOL, *PXT_PECOFF_
/* Pointers to the routines provided by the modules */
typedef EFI_STATUS (*PXT_BOOTPROTO_BOOT_SYSTEM)(IN PXT_BOOT_PROTOCOL_PARAMETERS Parameters);
typedef EFI_STATUS (*PXT_PECOFF_GET_ENTRY_POINT)(IN PPECOFF_IMAGE_CONTEXT Image, OUT PVOID *EntryPoint);
typedef EFI_STATUS (*PXT_PECOFF_GET_SUBSYSTEM)(IN PPECOFF_IMAGE_CONTEXT Image, OUT PUSHORT SubSystem);
typedef EFI_STATUS (*PXT_PECOFF_LOAD_IMAGE)(IN PEFI_FILE_HANDLE FileHandle, IN LOADER_MEMORY_TYPE MemoryType,
IN PVOID VirtualAddress, OUT PPECOFF_IMAGE_CONTEXT *Image);
typedef EFI_STATUS (*PXT_PECOFF_RELOCATE_IMAGE)(IN PPECOFF_IMAGE_CONTEXT Image, IN EFI_VIRTUAL_ADDRESS Address);
@ -49,6 +50,7 @@ typedef struct _XT_BOOT_PROTOCOL_PARAMETERS
typedef struct _XT_PECOFFF_IMAGE_PROTOCOL
{
PXT_PECOFF_GET_ENTRY_POINT GetEntryPoint;
PXT_PECOFF_GET_SUBSYSTEM GetSubSystem;
PXT_PECOFF_LOAD_IMAGE Load;
PXT_PECOFF_RELOCATE_IMAGE Relocate;
} XT_PECOFF_IMAGE_PROTOCOL, *PXT_PECOFF_IMAGE_PROTOCOL;

4
xtldr/modules/pecoff/includes/pecoff.h
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@ -17,6 +17,10 @@ EFI_STATUS
PeGetEntryPoint(IN PPECOFF_IMAGE_CONTEXT Image,
OUT PVOID *EntryPoint);
EFI_STATUS
PeGetSubSystem(IN PPECOFF_IMAGE_CONTEXT Image,
OUT PUSHORT SubSystem);
EFI_STATUS
PeLoadImage(IN PEFI_FILE_HANDLE FileHandle,
IN LOADER_MEMORY_TYPE MemoryType,

22
xtldr/modules/pecoff/pecoff.c
View File

@ -50,6 +50,27 @@ PeGetEntryPoint(IN PPECOFF_IMAGE_CONTEXT Image,
return STATUS_EFI_SUCCESS;
}
/**
* Returns an information about subsystem that is required to run PE/COFF image.
*
* @param Image
* A pointer to the PE/COFF context structure representing the loaded image.
*
* @param SubSystem
* A pointer to the memory area storing a value defined for the 'subsystem' field of the image.
*
* @return This routine returns a status code.
*
* @since XT 1.0
*/
EFI_STATUS
PeGetSubSystem(IN PPECOFF_IMAGE_CONTEXT Image,
OUT PUSHORT SubSystem)
{
*SubSystem = Image->PeHeader->OptionalHeader.Subsystem;
return STATUS_EFI_SUCCESS;
}
/**
* Loads a PE/COFF image file.
*
@ -526,6 +547,7 @@ BlXtLdrModuleMain(IN EFI_HANDLE ImageHandle,
/* Set routines available via PE/COFF image protocol */
XtPeCoffProtocol.GetEntryPoint = PeGetEntryPoint;
XtPeCoffProtocol.GetSubSystem = PeGetSubSystem;
XtPeCoffProtocol.Load = PeLoadImage;
XtPeCoffProtocol.Relocate = PeRelocateImage;