-#define NDEBUG
-#include <debug.h>
-
-#include <reactos/exeformat.h>
-
-#ifndef __ELF_WORD_SIZE
-#error __ELF_WORD_SIZE must be defined
-#endif
-
-#include <elf/elf.h>
-
-/* TODO: Intsafe should be made into a library, as it's generally useful */
-static __inline BOOLEAN Intsafe_CanAddULongPtr
-(
- IN ULONG_PTR Addend1,
- IN ULONG_PTR Addend2
-)
-{
- return Addend1 <= (MAXULONG_PTR - Addend2);
-}
-
-#define Intsafe_CanAddSizeT Intsafe_CanAddULongPtr
-
-static __inline BOOLEAN Intsafe_CanAddULong32
-(
- IN ULONG Addend1,
- IN ULONG Addend2
-)
-{
- return Addend1 <= (MAXULONG - Addend2);
-}
-
-static __inline BOOLEAN Intsafe_AddULong32
-(
- OUT PULONG32 Result,
- IN ULONG Addend1,
- IN ULONG Addend2
-)
-{
- if(!Intsafe_CanAddULong32(Addend1, Addend2))
- return FALSE;
-
- *Result = Addend1 + Addend2;
- return TRUE;
-}
-
-static __inline BOOLEAN Intsafe_CanAddULong64
-(
- IN ULONG64 Addend1,
- IN ULONG64 Addend2
-)
-{
- return Addend1 <= (((ULONG64)-1) - Addend2);
-}
-
-static __inline BOOLEAN Intsafe_AddULong64
-(
- OUT PULONG64 Result,
- IN ULONG64 Addend1,
- IN ULONG64 Addend2
-)
-{
- if(!Intsafe_CanAddULong64(Addend1, Addend2))
- return FALSE;
-
- *Result = Addend1 + Addend2;
- return TRUE;
-}
-
-static __inline BOOLEAN Intsafe_CanMulULong32
-(
- IN ULONG Factor1,
- IN ULONG Factor2
-)
-{
- return Factor1 <= (MAXULONG / Factor2);
-}
-
-static __inline BOOLEAN Intsafe_MulULong32
-(
- OUT PULONG32 Result,
- IN ULONG Factor1,
- IN ULONG Factor2
-)
-{
- if(!Intsafe_CanMulULong32(Factor1, Factor2))
- return FALSE;
-
- *Result = Factor1 * Factor2;
- return TRUE;
-}
-
-static __inline BOOLEAN Intsafe_CanOffsetPointer
-(
- IN CONST VOID * Pointer,
- IN SIZE_T Offset
-)
-{
- /* FIXME: (PVOID)MAXULONG_PTR isn't necessarily a valid address */
- return Intsafe_CanAddULongPtr((ULONG_PTR)Pointer, Offset);
-}
-
-#if __ELF_WORD_SIZE == 32
-#define ElfFmtpAddSize Intsafe_AddULong32
-#define ElfFmtpReadAddr ElfFmtpReadULong
-#define ElfFmtpReadOff ElfFmtpReadULong
-#define ElfFmtpSafeReadAddr ElfFmtpSafeReadULong
-#define ElfFmtpSafeReadOff ElfFmtpSafeReadULong
-#define ElfFmtpSafeReadSize ElfFmtpSafeReadULong
-#elif __ELF_WORD_SIZE == 64
-#define ElfFmtpAddSize Intsafe_AddULong64
-#define ElfFmtpReadAddr ElfFmtpReadULong64
-#define ElfFmtpReadOff ElfFmtpReadULong64
-#define ElfFmtpSafeReadAddr ElfFmtpSafeReadULong64
-#define ElfFmtpSafeReadOff ElfFmtpSafeReadULong64
-#define ElfFmtpSafeReadSize ElfFmtpSafeReadULong64
-#endif
-
-/* TODO: these are standard DDK/PSDK macros */
-#define RtlRetrieveUlonglong(DST_, SRC_) \
- (RtlCopyMemory((DST_), (SRC_), sizeof(ULONG64)))
-
-#ifndef RTL_FIELD_SIZE
-#define RTL_FIELD_SIZE(TYPE_, FIELD_) (sizeof(((TYPE_ *)0)->FIELD_))
-#endif
-
-#ifndef RTL_SIZEOF_THROUGH_FIELD
-#define RTL_SIZEOF_THROUGH_FIELD(TYPE_, FIELD_) \
- (FIELD_OFFSET(TYPE_, FIELD_) + RTL_FIELD_SIZE(TYPE_, FIELD_))
-#endif
-
-#ifndef RTL_CONTAINS_FIELD
-#define RTL_CONTAINS_FIELD(P_, SIZE_, FIELD_) \
- ((ULONG_PTR)(P_) + (ULONG_PTR)(SIZE_) > (ULONG_PTR)&((P_)->FIELD_) + sizeof((P_)->FIELD_))
-#endif
-
-#define ELFFMT_FIELDS_EQUAL(TYPE1_, TYPE2_, FIELD_) \
- ( \
- (FIELD_OFFSET(TYPE1_, FIELD_) == FIELD_OFFSET(TYPE2_, FIELD_)) && \
- (RTL_FIELD_SIZE(TYPE1_, FIELD_) == RTL_FIELD_SIZE(TYPE2_, FIELD_)) \
- )
-
-#define ELFFMT_MAKE_ULONG64(BYTE1_, BYTE2_, BYTE3_, BYTE4_, BYTE5_, BYTE6_, BYTE7_, BYTE8_) \
- ( \
- (((ULONG64)ELFFMT_MAKE_ULONG(BYTE1_, BYTE2_, BYTE3_, BYTE4_)) << 0) | \
- (((ULONG64)ELFFMT_MAKE_ULONG(BYTE5_, BYTE6_, BYTE7_, BYTE8_)) << 32) \
- )
-
-#define ELFFMT_MAKE_ULONG(BYTE1_, BYTE2_, BYTE3_, BYTE4_) \
- ( \
- (((ULONG)ELFFMT_MAKE_USHORT(BYTE1_, BYTE2_)) << 0) | \
- (((ULONG)ELFFMT_MAKE_USHORT(BYTE3_, BYTE4_)) << 16) \
- )
-
-#define ELFFMT_MAKE_USHORT(BYTE1_, BYTE2_) \
- ( \
- (((USHORT)(BYTE1_)) << 0) | \
- (((USHORT)(BYTE2_)) << 8) \
- )
-
-static __inline ULONG64 ElfFmtpReadULong64
-(
- IN ULONG64 Input,
- IN ULONG DataType
-)
-{
- PUCHAR p;
-
- if(DataType == ELF_TARG_DATA)
- return Input;
-
- p = (PUCHAR)&Input;
-
- switch(DataType)
- {
- case ELFDATA2LSB: return ELFFMT_MAKE_ULONG64(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
- case ELFDATA2MSB: return ELFFMT_MAKE_ULONG64(p[7], p[6], p[5], p[4], p[3], p[2], p[1], p[0]);
- }
-
- ASSERT(FALSE);
- return (ULONG64)-1;
-}
-
-static __inline ULONG ElfFmtpReadULong
-(
- IN ULONG Input,
- IN ULONG DataType
-)
-{
- PUCHAR p;
-
- if(DataType == ELF_TARG_DATA)
- return Input;
-
- p = (PUCHAR)&Input;
-
- switch(DataType)
- {
- case ELFDATA2LSB: return ELFFMT_MAKE_ULONG(p[0], p[1], p[2], p[3]);
- case ELFDATA2MSB: return ELFFMT_MAKE_ULONG(p[3], p[2], p[1], p[0]);
- }
-
- ASSERT(FALSE);
- return MAXULONG;
-}
-
-static __inline USHORT ElfFmtpReadUShort
-(
- IN USHORT Input,
- IN ULONG DataType
-)
-{
- PUCHAR p;
-
- if(DataType == ELF_TARG_DATA)
- return Input;
-
- p = (PUCHAR)&Input;
-
- switch(DataType)
- {
- case ELFDATA2LSB: return ELFFMT_MAKE_USHORT(p[0], p[1]);
- case ELFDATA2MSB: return ELFFMT_MAKE_USHORT(p[1], p[0]);
- }
-
- ASSERT(FALSE);
- return (USHORT)-1;
-}
-
-static __inline ULONG64 ElfFmtpSafeReadULong64
-(
- IN CONST ULONG64 * Input,
- IN ULONG DataType
-)
-{
- PUCHAR p;
- ULONG64 nSafeInput;
-
- RtlRetrieveUlonglong(&nSafeInput, Input);
-
- p = (PUCHAR)&nSafeInput;
-
- switch(DataType)
- {
- case ELFDATA2LSB: return ELFFMT_MAKE_ULONG64(p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
- case ELFDATA2MSB: return ELFFMT_MAKE_ULONG64(p[7], p[6], p[5], p[4], p[3], p[2], p[1], p[0]);
- }
-
- ASSERT(FALSE);
- return (ULONG64)-1;
-}
-
-static __inline ULONG ElfFmtpSafeReadULong
-(
- IN CONST ULONG32 * Input,
- IN ULONG DataType
-)
-{
- PUCHAR p;
- ULONG nSafeInput;
- union
- {
- CONST ULONG32 *ConstInput;
- ULONG32 *Input;
- }pInput = {Input};
-
- RtlRetrieveUlong(&nSafeInput, pInput.Input);
-
- if(DataType == ELF_TARG_DATA)
- return nSafeInput;
-
- p = (PUCHAR)&nSafeInput;
-
- switch(DataType)
- {
- case ELFDATA2LSB: return ELFFMT_MAKE_ULONG(p[0], p[1], p[2], p[3]);
- case ELFDATA2MSB: return ELFFMT_MAKE_ULONG(p[3], p[2], p[1], p[0]);
- }
-
- ASSERT(FALSE);
- return MAXULONG;
-}
-
-static __inline BOOLEAN ElfFmtpIsPowerOf2(IN Elf_Addr Number)
-{
- if(Number == 0)
- return FALSE;
-
- return (Number & (Number - 1)) == 0;
-}
-
-static __inline Elf_Addr ElfFmtpModPow2
-(
- IN Elf_Addr Address,
- IN Elf_Addr Alignment
-)
-{
- ASSERT(sizeof(Elf_Addr) == sizeof(Elf_Size));
- ASSERT(sizeof(Elf_Addr) == sizeof(Elf_Off));
- ASSERT(ElfFmtpIsPowerOf2(Alignment));
- return Address & (Alignment - 1);
-}
-
-static __inline Elf_Addr ElfFmtpAlignDown
-(
- IN Elf_Addr Address,
- IN Elf_Addr Alignment
-)
-{
- ASSERT(sizeof(Elf_Addr) == sizeof(Elf_Size));
- ASSERT(sizeof(Elf_Addr) == sizeof(Elf_Off));
- ASSERT(ElfFmtpIsPowerOf2(Alignment));
- return Address & ~(Alignment - 1);
-}
-
-static __inline BOOLEAN ElfFmtpAlignUp
-(
- OUT Elf_Addr * AlignedAddress,
- IN Elf_Addr Address,
- IN Elf_Addr Alignment
-)
-{
- Elf_Addr nExcess = ElfFmtpModPow2(Address, Alignment);
-
- if(nExcess == 0)
- {
- *AlignedAddress = Address;
- return nExcess == 0;
- }
- else
- return ElfFmtpAddSize(AlignedAddress, Address, Alignment - nExcess);
-}
-
-/*
- References:
- [1] Tool Interface Standards (TIS) Committee, "Executable and Linking Format
- (ELF) Specification", Version 1.2
-*/
-NTSTATUS NTAPI
-#if __ELF_WORD_SIZE == 32
-Elf32FmtCreateSection
-#elif __ELF_WORD_SIZE == 64
-Elf64FmtCreateSection
-#endif
-(
- IN CONST VOID * FileHeader,
- IN SIZE_T FileHeaderSize,
- IN PVOID File,
- OUT PMM_IMAGE_SECTION_OBJECT ImageSectionObject,
- OUT PULONG Flags,
- IN PEXEFMT_CB_READ_FILE ReadFileCb,
- IN PEXEFMT_CB_ALLOCATE_SEGMENTS AllocateSegmentsCb
-)
-{
- NTSTATUS nStatus;
- const Elf_Ehdr * pehHeader;
- const Elf_Phdr * pphPHdrs;
- BOOLEAN fPageAligned;
- ULONG nData;
- ULONG nPHdrCount;
- ULONG cbPHdrSize;
- Elf_Off cbPHdrOffset;
- PVOID pBuffer;
- PMM_SECTION_SEGMENT pssSegments;
- Elf_Addr nImageBase = 0;
- Elf_Addr nEntryPoint;
- ULONG32 nPrevVirtualEndOfSegment = 0;
- ULONG i;
- ULONG j;
-
- (void)Intsafe_AddULong64;
- (void)Intsafe_MulULong32;
- (void)ElfFmtpReadULong64;
- (void)ElfFmtpSafeReadULong64;
- (void)ElfFmtpReadULong;
-
-#define DIE(ARGS_) { DPRINT ARGS_; goto l_Return; }
-
- pBuffer = NULL;
-
- nStatus = STATUS_INVALID_IMAGE_FORMAT;
-
- /* Ensure the file contains the full header */
- /*
- EXEFMT_LOAD_HEADER_SIZE is 8KB: enough to contain an ELF header (at least in
- all the classes defined as of December 2004). If FileHeaderSize is less than
- sizeof(Elf_Ehdr), it means the file itself is small enough not to contain a
- full ELF header
- */
- ASSERT(sizeof(Elf_Ehdr) <= EXEFMT_LOAD_HEADER_SIZE);
-
- if(FileHeaderSize < sizeof(Elf_Ehdr))
- DIE(("The file is truncated, doesn't contain the full header\n"));
-
- pehHeader = FileHeader;
- ASSERT(((ULONG_PTR)pehHeader % TYPE_ALIGNMENT(Elf_Ehdr)) == 0);
-
- nData = pehHeader->e_ident[EI_DATA];
-
- /* Validate the header */
- if(ElfFmtpReadUShort(pehHeader->e_ehsize, nData) < sizeof(Elf_Ehdr))
- DIE(("Inconsistent value for e_ehsize\n"));
-
- /* Calculate size and offset of the program headers */
- cbPHdrSize = ElfFmtpReadUShort(pehHeader->e_phentsize, nData);
-
- if(cbPHdrSize != sizeof(Elf_Phdr))
- DIE(("Inconsistent value for e_phentsize\n"));
-
- /* MAXUSHORT * MAXUSHORT < MAXULONG */
- nPHdrCount = ElfFmtpReadUShort(pehHeader->e_phnum, nData);
- ASSERT(Intsafe_CanMulULong32(cbPHdrSize, nPHdrCount));
- cbPHdrSize *= nPHdrCount;
-
- cbPHdrOffset = ElfFmtpReadOff(pehHeader->e_phoff, nData);
-
- /* The initial header doesn't contain the program headers */
- if(cbPHdrOffset > FileHeaderSize || cbPHdrSize > (FileHeaderSize - cbPHdrOffset))
- {
- NTSTATUS nReadStatus;
- LARGE_INTEGER lnOffset;
- PVOID pData;
- ULONG cbReadSize;
-
- /* Will worry about this when ELF128 comes */
- ASSERT(sizeof(cbPHdrOffset) <= sizeof(lnOffset.QuadPart));
-
- lnOffset.QuadPart = (LONG64)cbPHdrOffset;
-
- /*
- We can't support executable files larger than 8 Exabytes - it's a limitation
- of the I/O system (only 63-bit offsets are supported). Quote:
-
- [...] the total amount of printed material in the world is estimated to be
- around a fifth of an exabyte. [...] [Source: Wikipedia]
- */
- if(lnOffset.u.HighPart < 0)
- DIE(("The program header is too far into the file\n"));
-
- nReadStatus = ReadFileCb
- (
- File,
- &lnOffset,
- cbPHdrSize,
- &pData,
- &pBuffer,
- &cbReadSize
- );
-
- if(!NT_SUCCESS(nReadStatus))
- {
- nStatus = nReadStatus;
- DIE(("ReadFile failed, status %08X\n", nStatus));
- }
-
- ASSERT(pData);
- ASSERT(pBuffer);
- ASSERT(Intsafe_CanOffsetPointer(pData, cbReadSize));
-
- if(cbReadSize < cbPHdrSize)
- DIE(("The file didn't contain the program headers\n"));
-
- /* Force the buffer to be aligned */
- if((ULONG_PTR)pData % TYPE_ALIGNMENT(Elf_Phdr))
- {
- ASSERT(((ULONG_PTR)pBuffer % TYPE_ALIGNMENT(Elf_Phdr)) == 0);
- RtlMoveMemory(pBuffer, pData, cbPHdrSize);
- pphPHdrs = pBuffer;
- }
- else
- pphPHdrs = pData;
- }
- else
- {
- ASSERT(Intsafe_CanAddSizeT(cbPHdrOffset, 0));
- ASSERT(Intsafe_CanOffsetPointer(FileHeader, cbPHdrOffset));
- pphPHdrs = (PVOID)((ULONG_PTR)FileHeader + (ULONG_PTR)cbPHdrOffset);
- }
-
- /* Allocate the segments */
- pssSegments = AllocateSegmentsCb(nPHdrCount);
-
- if(pssSegments == NULL)
- {
- nStatus = STATUS_INSUFFICIENT_RESOURCES;
- DIE(("Out of memory\n"));
- }
-
- ImageSectionObject->Segments = pssSegments;
-
- fPageAligned = TRUE;
-
- /* Fill in the segments */
- for(i = 0, j = 0; i < nPHdrCount; ++ i)
- {
- switch(ElfFmtpSafeReadULong(&pphPHdrs[i].p_type, nData))
- {
- case PT_LOAD:
- {
- static const ULONG ProgramHeaderFlagsToProtect[8] =
- {
- PAGE_NOACCESS, /* 0 */
- PAGE_EXECUTE_READ, /* PF_X */
- PAGE_READWRITE, /* PF_W */
- PAGE_EXECUTE_READWRITE, /* PF_X | PF_W */
- PAGE_READONLY, /* PF_R */
- PAGE_EXECUTE_READ, /* PF_X | PF_R */
- PAGE_READWRITE, /* PF_W | PF_R */
- PAGE_EXECUTE_READWRITE /* PF_X | PF_W | PF_R */
- };
-
- Elf_Size nAlignment;
- Elf_Off nFileOffset;
- Elf_Addr nVirtualAddr;
- Elf_Size nAdj;
- Elf_Size nVirtualSize = 0;
- Elf_Size nFileSize = 0;
-
- ASSERT(j <= nPHdrCount);
-
- /* Retrieve and validate the segment alignment */
- nAlignment = ElfFmtpSafeReadSize(&pphPHdrs[i].p_align, nData);
-
- if(nAlignment == 0)
- nAlignment = 1;
- else if(!ElfFmtpIsPowerOf2(nAlignment))
- DIE(("Alignment of loadable segment isn't a power of 2\n"));
-
- if(nAlignment < PAGE_SIZE)
- fPageAligned = FALSE;
-
- /* Retrieve the addresses and calculate the adjustment */
- nFileOffset = ElfFmtpSafeReadOff(&pphPHdrs[i].p_offset, nData);
- nVirtualAddr = ElfFmtpSafeReadAddr(&pphPHdrs[i].p_vaddr, nData);
-
- nAdj = ElfFmtpModPow2(nFileOffset, nAlignment);
-
- if(nAdj != ElfFmtpModPow2(nVirtualAddr, nAlignment))
- DIE(("File and memory address of loadable segment not congruent modulo alignment\n"));
-
- /* Retrieve, adjust and align the file size and memory size */
- if(!ElfFmtpAddSize(&nFileSize, ElfFmtpSafeReadSize(&pphPHdrs[i].p_filesz, nData), nAdj))
- DIE(("Can't adjust the file size of loadable segment\n"));
-
- if(!ElfFmtpAddSize(&nVirtualSize, ElfFmtpSafeReadSize(&pphPHdrs[i].p_memsz, nData), nAdj))
- DIE(("Can't adjust the memory size of lodable segment\n"));
-
- if(!ElfFmtpAlignUp(&nVirtualSize, nVirtualSize, nAlignment))
- DIE(("Can't align the memory size of lodable segment\n"));
-
- if(nFileSize > nVirtualSize)
- nFileSize = nVirtualSize;
-
- if(nVirtualSize > MAXULONG)
- DIE(("Virtual image larger than 4GB\n"));
-
- ASSERT(nFileSize <= MAXULONG);
-
- pssSegments[j].Length = (ULONG)(nVirtualSize & 0xFFFFFFFF);
- pssSegments[j].RawLength = (ULONG)(nFileSize & 0xFFFFFFFF);
-
- /* File offset */
- nFileOffset = ElfFmtpAlignDown(nFileOffset, nAlignment);
-
-#if __ELF_WORD_SIZE >= 64
- ASSERT(sizeof(nFileOffset) == sizeof(LONG64));
-
- if(((LONG64)nFileOffset) < 0)
- DIE(("File offset of loadable segment is too large\n"));
-#endif
-
- pssSegments[j].FileOffset = (LONG64)nFileOffset;
-
- /* Virtual address */
- nVirtualAddr = ElfFmtpAlignDown(nVirtualAddr, nAlignment);
-
- if(j == 0)
- {
- /* First segment: its address is the base address of the image */
- nImageBase = nVirtualAddr;
- pssSegments[j].VirtualAddress = 0;
-
- /* Several places make this assumption */
- if(pssSegments[j].FileOffset != 0)
- DIE(("First loadable segment doesn't contain the ELF header\n"));
- }
- else
- {
- Elf_Size nVirtualOffset;
-
- /* Other segment: store the offset from the base address */
- if(nVirtualAddr <= nImageBase)
- DIE(("Loadable segments are not sorted\n"));
-
- nVirtualOffset = nVirtualAddr - nImageBase;
-
- if(nVirtualOffset > MAXULONG)
- DIE(("Virtual image larger than 4GB\n"));
-
- pssSegments[j].VirtualAddress = (ULONG)(nVirtualOffset & 0xFFFFFFFF);
-
- if(pssSegments[j].VirtualAddress != nPrevVirtualEndOfSegment)
- DIE(("Loadable segments are not sorted and contiguous\n"));
- }
-
- /* Memory protection */
- pssSegments[j].Protection = ProgramHeaderFlagsToProtect
- [
- ElfFmtpSafeReadULong(&pphPHdrs[i].p_flags, nData) & (PF_R | PF_W | PF_X)
- ];
-
- /* Characteristics */
- /*
- TODO: need to add support for the shared, non-pageable, non-cacheable and
- discardable attributes. This involves extensions to the ELF format, so it's
- nothing to be taken lightly
- */
- if(pssSegments[j].Protection & PAGE_IS_EXECUTABLE)
- {
- ImageSectionObject->Executable = TRUE;
- pssSegments[j].Characteristics = IMAGE_SCN_CNT_CODE;
- }
- else if(pssSegments[j].RawLength == 0)
- pssSegments[j].Characteristics = IMAGE_SCN_CNT_UNINITIALIZED_DATA;
- else
- pssSegments[j].Characteristics = IMAGE_SCN_CNT_INITIALIZED_DATA;
-
- /*
- FIXME: see the TODO above. This is the safest way to load ELF drivers, for
- now, if a bit wasteful of memory
- */
- pssSegments[j].Characteristics |= IMAGE_SCN_MEM_NOT_PAGED;
-
- /* Copy-on-write */
- pssSegments[j].WriteCopy = TRUE;
-
- if(!Intsafe_AddULong32(&nPrevVirtualEndOfSegment, pssSegments[j].VirtualAddress, pssSegments[j].Length))
- DIE(("Virtual image larger than 4GB\n"));
-
- ++ j;
- break;
- }
- }
- }
-
- if(j == 0)
- DIE(("No loadable segments\n"));
-
- ImageSectionObject->NrSegments = j;
-
- *Flags =
- EXEFMT_LOAD_ASSUME_SEGMENTS_SORTED |
- EXEFMT_LOAD_ASSUME_SEGMENTS_NO_OVERLAP;
-
- if(fPageAligned)
- *Flags |= EXEFMT_LOAD_ASSUME_SEGMENTS_PAGE_ALIGNED;
-
- nEntryPoint = ElfFmtpReadAddr(pehHeader->e_entry, nData);
-
- if(nEntryPoint < nImageBase || nEntryPoint - nImageBase > nPrevVirtualEndOfSegment)
- DIE(("Entry point not within the virtual image\n"));
-
- ASSERT(nEntryPoint >= nImageBase);
- ASSERT((nEntryPoint - nImageBase) <= MAXULONG);
- ImageSectionObject->EntryPoint = nEntryPoint - nImageBase;
-
- /* TODO: support Wine executables and read these values from nt_headers */
- ImageSectionObject->ImageCharacteristics |=
- IMAGE_FILE_EXECUTABLE_IMAGE |
- IMAGE_FILE_LINE_NUMS_STRIPPED |
- IMAGE_FILE_LOCAL_SYMS_STRIPPED |
- (nImageBase > MAXULONG ? IMAGE_FILE_LARGE_ADDRESS_AWARE : 0) |
- IMAGE_FILE_DEBUG_STRIPPED;
-
- if(nData == ELFDATA2LSB)
- ImageSectionObject->ImageCharacteristics |= IMAGE_FILE_BYTES_REVERSED_LO;
- else if(nData == ELFDATA2MSB)
- ImageSectionObject->ImageCharacteristics |= IMAGE_FILE_BYTES_REVERSED_HI;
-
- /* Base address outside the possible address space */
- if(nImageBase > MAXULONG_PTR)
- ImageSectionObject->ImageBase = EXEFMT_LOAD_BASE_NONE;
- /* Position-independent image, base address doesn't matter */
- else if(nImageBase == 0)
- ImageSectionObject->ImageBase = EXEFMT_LOAD_BASE_ANY;
- /* Use the specified base address */
- else
- ImageSectionObject->ImageBase = (ULONG_PTR)nImageBase;
-
- /* safest bet */
- ImageSectionObject->Subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
- ImageSectionObject->MinorSubsystemVersion = 0;
- ImageSectionObject->MajorSubsystemVersion = 4;
-
- /* Success, at last */
- nStatus = STATUS_SUCCESS;
-
-l_Return:
- if(pBuffer)
- ExFreePool(pBuffer);
-
- return nStatus;
-}
-
-/* EOF */
projects / reactos.git / commitdiff