|
public GetRVA ( TextSegment segment ) : |
||
| segment | TextSegment | |
| return | ||
private void BuildTextMap()
{
TextMap textMap = text_map;
textMap.AddMap(TextSegment.Code, metadata.code.length, (!pe64) ? 4 : 16);
textMap.AddMap(TextSegment.Resources, metadata.resources.length, 8);
textMap.AddMap(TextSegment.Data, metadata.data.length, 4);
if (metadata.data.length > 0)
{
metadata.table_heap.FixupData(textMap.GetRVA(TextSegment.Data));
}
textMap.AddMap(TextSegment.StrongNameSignature, GetStrongNameLength(), 4);
BuildMetadataTextMap();
int length = 0;
if (debug_header != null && debug_header.HasEntries)
{
int num = debug_header.Entries.Length * 28;
int num2 = (int)textMap.GetNextRVA(TextSegment.BlobHeap) + num;
int num3 = 0;
for (int i = 0; i < debug_header.Entries.Length; i++)
{
ImageDebugHeaderEntry imageDebugHeaderEntry = debug_header.Entries[i];
ImageDebugDirectory directory = imageDebugHeaderEntry.Directory;
directory.AddressOfRawData = ((imageDebugHeaderEntry.Data.Length != 0) ? num2 : 0);
imageDebugHeaderEntry.Directory = directory;
num3 += imageDebugHeaderEntry.Data.Length;
num2 += num3;
}
length = num + num3;
}
textMap.AddMap(TextSegment.DebugDirectory, length, 4);
if (!has_reloc)
{
uint nextRVA = textMap.GetNextRVA(TextSegment.DebugDirectory);
textMap.AddMap(TextSegment.ImportDirectory, new Range(nextRVA, 0u));
textMap.AddMap(TextSegment.ImportHintNameTable, new Range(nextRVA, 0u));
textMap.AddMap(TextSegment.StartupStub, new Range(nextRVA, 0u));
}
else
{
uint nextRVA2 = textMap.GetNextRVA(TextSegment.DebugDirectory);
uint num4 = nextRVA2 + 48;
num4 = (uint)((int)(num4 + 15) & -16);
uint num5 = num4 - nextRVA2 + 27;
uint num6 = nextRVA2 + num5;
num6 = (uint)((module.Architecture == TargetArchitecture.IA64) ? ((int)(num6 + 15) & -16) : (2 + ((int)(num6 + 3) & -4)));
textMap.AddMap(TextSegment.ImportDirectory, new Range(nextRVA2, num5));
textMap.AddMap(TextSegment.ImportHintNameTable, new Range(num4, 0u));
textMap.AddMap(TextSegment.StartupStub, new Range(num6, GetStartupStubLength()));
}
}
private TextMap BuildTextMap()
{
TextMap textMap = this.metadata.text_map;
textMap.AddMap(TextSegment.Code, this.metadata.code.length, (!this.pe64 ? 4 : 16));
textMap.AddMap(TextSegment.Resources, this.metadata.resources.length, 8);
textMap.AddMap(TextSegment.Data, this.metadata.data.length, 4);
if (this.metadata.data.length > 0)
{
this.metadata.table_heap.FixupData(textMap.GetRVA(TextSegment.Data));
}
textMap.AddMap(TextSegment.StrongNameSignature, this.GetStrongNameLength(), 4);
textMap.AddMap(TextSegment.MetadataHeader, this.GetMetadataHeaderLength());
textMap.AddMap(TextSegment.TableHeap, this.metadata.table_heap.length, 4);
textMap.AddMap(TextSegment.StringHeap, this.metadata.string_heap.length, 4);
textMap.AddMap(TextSegment.UserStringHeap, (this.metadata.user_string_heap.IsEmpty ? 0 : this.metadata.user_string_heap.length), 4);
textMap.AddMap(TextSegment.GuidHeap, 16);
textMap.AddMap(TextSegment.BlobHeap, (this.metadata.blob_heap.IsEmpty ? 0 : this.metadata.blob_heap.length), 4);
int length = 0;
if (!this.debug_data.IsNullOrEmpty <byte>())
{
this.debug_directory.AddressOfRawData = (int)(textMap.GetNextRVA(TextSegment.BlobHeap) + 28);
length = (int)this.debug_data.Length + 28;
}
textMap.AddMap(TextSegment.DebugDirectory, length, 4);
if (!this.has_reloc)
{
uint nextRVA = textMap.GetNextRVA(TextSegment.DebugDirectory);
textMap.AddMap(TextSegment.ImportDirectory, new Range(nextRVA, 0));
textMap.AddMap(TextSegment.ImportHintNameTable, new Range(nextRVA, 0));
textMap.AddMap(TextSegment.StartupStub, new Range(nextRVA, 0));
return(textMap);
}
uint num = textMap.GetNextRVA(TextSegment.DebugDirectory);
uint num1 = num + 48;
num1 = num1 + 15 & -16;
uint num2 = num1 - num + 27;
uint num3 = num + num2;
num3 = (this.module.Architecture == TargetArchitecture.IA64 ? num3 + 15 & -16 : 2 + (num3 + 3 & -4));
textMap.AddMap(TextSegment.ImportDirectory, new Range(num, num2));
textMap.AddMap(TextSegment.ImportHintNameTable, new Range(num1, 0));
textMap.AddMap(TextSegment.StartupStub, new Range(num3, this.GetStartupStubLength()));
return(textMap);
}
private TextMap BuildTextMap()
{
TextMap map = this.metadata.text_map;
map.AddMap(TextSegment.Code, this.metadata.code.length, !this.pe64 ? 4 : 0x10);
map.AddMap(TextSegment.Resources, this.metadata.resources.length, 8);
map.AddMap(TextSegment.Data, this.metadata.data.length, 4);
if (this.metadata.data.length > 0)
{
this.metadata.table_heap.FixupData(map.GetRVA(TextSegment.Data));
}
map.AddMap(TextSegment.StrongNameSignature, this.GetStrongNameLength(), 4);
map.AddMap(TextSegment.MetadataHeader, this.GetMetadataHeaderLength());
map.AddMap(TextSegment.TableHeap, this.metadata.table_heap.length, 4);
map.AddMap(TextSegment.StringHeap, this.metadata.string_heap.length, 4);
map.AddMap(TextSegment.UserStringHeap, this.metadata.user_string_heap.IsEmpty ? 0 : this.metadata.user_string_heap.length, 4);
map.AddMap(TextSegment.GuidHeap, 0x10);
map.AddMap(TextSegment.BlobHeap, this.metadata.blob_heap.IsEmpty ? 0 : this.metadata.blob_heap.length, 4);
int length = 0;
if (!this.debug_data.IsNullOrEmpty <byte>())
{
this.debug_directory.AddressOfRawData = (int)(map.GetNextRVA(TextSegment.BlobHeap) + 0x1c);
length = this.debug_data.Length + 0x1c;
}
map.AddMap(TextSegment.DebugDirectory, length, 4);
if (!this.has_reloc)
{
uint num2 = map.GetNextRVA(TextSegment.DebugDirectory);
map.AddMap(TextSegment.ImportDirectory, new Range(num2, 0));
map.AddMap(TextSegment.ImportHintNameTable, new Range(num2, 0));
map.AddMap(TextSegment.StartupStub, new Range(num2, 0));
return(map);
}
uint nextRVA = map.GetNextRVA(TextSegment.DebugDirectory);
uint index = (uint)(((nextRVA + 0x30) + 15) & -16);
uint num5 = (index - nextRVA) + ((uint)0x1b);
uint num6 = nextRVA + num5;
map.AddMap(TextSegment.ImportDirectory, new Range(nextRVA, num5));
map.AddMap(TextSegment.ImportHintNameTable, new Range(index, 0));
map.AddMap(TextSegment.StartupStub, new Range((this.module.Architecture == TargetArchitecture.IA64) ? ((uint)((num6 + 15) & -16)) : ((uint)(2 + ((num6 + 3) & -4))), this.GetStartupStubLength()));
return(map);
}
void WriteOptionalHeaders()
{
WriteUInt16((ushort)(!pe64 ? 0x10b : 0x20b)); // Magic
WriteUInt16(module.linker_version);
WriteUInt32(text.SizeOfRawData); // CodeSize
WriteUInt32((reloc != null ? reloc.SizeOfRawData : 0)
+ (rsrc != null ? rsrc.SizeOfRawData : 0)); // InitializedDataSize
WriteUInt32(0); // UninitializedDataSize
var startub_stub = text_map.GetRange(TextSegment.StartupStub);
WriteUInt32(startub_stub.Length > 0 ? startub_stub.Start : 0); // EntryPointRVA
WriteUInt32(text_rva); // BaseOfCode
if (!pe64)
{
WriteUInt32(0); // BaseOfData
WriteUInt32((uint)image_base); // ImageBase
}
else
{
WriteUInt64(image_base); // ImageBase
}
WriteUInt32(section_alignment); // SectionAlignment
WriteUInt32(file_alignment); // FileAlignment
WriteUInt16(4); // OSMajor
WriteUInt16(0); // OSMinor
WriteUInt16(0); // UserMajor
WriteUInt16(0); // UserMinor
WriteUInt16(4); // SubSysMajor
WriteUInt16(0); // SubSysMinor
WriteUInt32(0); // Reserved
var last_section = LastSection();
WriteUInt32(last_section.VirtualAddress + Align(last_section.VirtualSize, section_alignment)); // ImageSize
WriteUInt32(text.PointerToRawData); // HeaderSize
WriteUInt32(0); // Checksum
WriteUInt16(GetSubSystem()); // SubSystem
WriteUInt16((ushort)module.Characteristics); // DLLFlags
const ulong stack_reserve = 0x100000;
const ulong stack_commit = 0x1000;
const ulong heap_reserve = 0x100000;
const ulong heap_commit = 0x1000;
if (!pe64)
{
WriteUInt32((uint)stack_reserve);
WriteUInt32((uint)stack_commit);
WriteUInt32((uint)heap_reserve);
WriteUInt32((uint)heap_commit);
}
else
{
WriteUInt64(stack_reserve);
WriteUInt64(stack_commit);
WriteUInt64(heap_reserve);
WriteUInt64(heap_commit);
}
WriteUInt32(0); // LoaderFlags
WriteUInt32(16); // NumberOfDataDir
WriteZeroDataDirectory(); // ExportTable
WriteDataDirectory(text_map.GetDataDirectory(TextSegment.ImportDirectory)); // ImportTable
if (rsrc != null) // ResourceTable
{
WriteUInt32(rsrc.VirtualAddress);
WriteUInt32(rsrc.VirtualSize);
}
else
{
WriteZeroDataDirectory();
}
WriteZeroDataDirectory(); // ExceptionTable
WriteZeroDataDirectory(); // CertificateTable
WriteUInt32(reloc != null ? reloc.VirtualAddress : 0); // BaseRelocationTable
WriteUInt32(reloc != null ? reloc.VirtualSize : 0);
if (text_map.GetLength(TextSegment.DebugDirectory) > 0)
{
WriteUInt32(text_map.GetRVA(TextSegment.DebugDirectory));
WriteUInt32((uint)(debug_header.Entries.Length * ImageDebugDirectory.Size));
}
else
{
WriteZeroDataDirectory();
}
WriteZeroDataDirectory(); // Copyright
WriteZeroDataDirectory(); // GlobalPtr
WriteZeroDataDirectory(); // TLSTable
WriteZeroDataDirectory(); // LoadConfigTable
WriteZeroDataDirectory(); // BoundImport
WriteDataDirectory(text_map.GetDataDirectory(TextSegment.ImportAddressTable)); // IAT
WriteZeroDataDirectory(); // DelayImportDesc
WriteDataDirectory(text_map.GetDataDirectory(TextSegment.CLIHeader)); // CLIHeader
WriteZeroDataDirectory(); // Reserved
}
void WriteOptionalHeaders()
{
Section text = GetSection(".text");
WriteUInt16((ushort)(!pe64 ? 0x10b : 0x20b)); // Magic
WriteByte(8); // LMajor
WriteByte(0); // LMinor
WriteUInt32(text.SizeOfRawData); // CodeSize
uint dataSize = 0;
foreach (Section sect in sections)
{
sect.PointerToRawData += Align(GetHeaderSize(), file_alignment);
if (sect.Name != ".text")
{
dataSize += sect.SizeOfRawData;
}
}
WriteUInt32(dataSize); // InitializedDataSize
WriteUInt32(0); // UninitializedDataSize
var entry_point_rva = text_map.GetRVA(TextSegment.StartupStub);
if (module.Architecture == TargetArchitecture.IA64)
{
entry_point_rva += 0x20;
}
WriteUInt32(entry_point_rva); // EntryPointRVA
WriteUInt32(text_rva); // BaseOfCode
if (!pe64)
{
WriteUInt32(0); // BaseOfData
WriteUInt32((uint)image_base); // ImageBase
}
else
{
WriteUInt64(image_base); // ImageBase
}
WriteUInt32(section_alignment); // SectionAlignment
WriteUInt32(file_alignment); // FileAlignment
WriteUInt16(4); // OSMajor
WriteUInt16(0); // OSMinor
WriteUInt16(0); // UserMajor
WriteUInt16(0); // UserMinor
WriteUInt16(4); // SubSysMajor
WriteUInt16(0); // SubSysMinor
WriteUInt32(0); // Reserved
Section reloc = GetSection(".reloc");
Section last = sections[sections.Count - 1];
foreach (Section sect in sections)
{
if (sect.VirtualAddress > last.VirtualAddress)
{
last = sect;
}
}
WriteUInt32(last.VirtualAddress + Align(last.VirtualSize, section_alignment)); // ImageSize
WriteUInt32(text.PointerToRawData); // HeaderSize
WriteUInt32(0); // Checksum
WriteUInt16(GetSubSystem()); // SubSystem
WriteUInt16(0x8540); // DLLFlags
const ulong stack_reserve = 0x100000;
const ulong stack_commit = 0x1000;
const ulong heap_reserve = 0x100000;
const ulong heap_commit = 0x1000;
if (!pe64)
{
WriteUInt32((uint)stack_reserve);
WriteUInt32((uint)stack_commit);
WriteUInt32((uint)heap_reserve);
WriteUInt32((uint)heap_commit);
}
else
{
WriteUInt64(stack_reserve);
WriteUInt64(stack_commit);
WriteUInt64(heap_reserve);
WriteUInt64(heap_commit);
}
WriteUInt32(0); // LoaderFlags
WriteUInt32(16); // NumberOfDataDir
WriteZeroDataDirectory(); // ExportTable
WriteDataDirectory(text_map.GetDataDirectory(TextSegment.ImportDirectory)); // ImportTable
Section rsrc = GetSection(".rsrc");
if (rsrc != null) // ResourceTable
{
WriteUInt32(rsrc.VirtualAddress);
WriteUInt32(rsrc.VirtualSize);
}
else
{
WriteZeroDataDirectory();
}
WriteZeroDataDirectory(); // ExceptionTable
WriteZeroDataDirectory(); // CertificateTable
WriteUInt32(reloc.VirtualAddress); // BaseRelocationTable
WriteUInt32(reloc.VirtualSize);
if (text_map.GetLength(TextSegment.DebugDirectory) > 0)
{
WriteUInt32(text_map.GetRVA(TextSegment.DebugDirectory));
WriteUInt32(28u);
}
else
{
WriteZeroDataDirectory();
}
WriteZeroDataDirectory(); // Copyright
WriteZeroDataDirectory(); // GlobalPtr
WriteZeroDataDirectory(); // TLSTable
WriteZeroDataDirectory(); // LoadConfigTable
WriteZeroDataDirectory(); // BoundImport
WriteDataDirectory(text_map.GetDataDirectory(TextSegment.ImportAddressTable)); // IAT
WriteZeroDataDirectory(); // DelayImportDesc
WriteDataDirectory(text_map.GetDataDirectory(TextSegment.CLIHeader)); // CLIHeader
WriteZeroDataDirectory(); // Reserved
}
private void WriteOptionalHeaders()
{
base.WriteUInt16((ushort)((!pe64) ? 267 : 523));
base.WriteUInt16(module.linker_version);
base.WriteUInt32(text.SizeOfRawData);
base.WriteUInt32(((reloc != null) ? reloc.SizeOfRawData : 0) + ((rsrc != null) ? rsrc.SizeOfRawData : 0));
base.WriteUInt32(0u);
Range range = text_map.GetRange(TextSegment.StartupStub);
base.WriteUInt32((range.Length != 0) ? range.Start : 0);
base.WriteUInt32(8192u);
if (!pe64)
{
base.WriteUInt32(0u);
base.WriteUInt32(4194304u);
}
else
{
base.WriteUInt64(4194304uL);
}
base.WriteUInt32(8192u);
base.WriteUInt32(512u);
base.WriteUInt16(4);
base.WriteUInt16(0);
base.WriteUInt16(0);
base.WriteUInt16(0);
base.WriteUInt16(4);
base.WriteUInt16(0);
base.WriteUInt32(0u);
Section section = LastSection();
base.WriteUInt32(section.VirtualAddress + Align(section.VirtualSize, 8192u));
base.WriteUInt32(text.PointerToRawData);
base.WriteUInt32(0u);
base.WriteUInt16(GetSubSystem());
base.WriteUInt16((ushort)module.Characteristics);
if (!pe64)
{
base.WriteUInt32(1048576u);
base.WriteUInt32(4096u);
base.WriteUInt32(1048576u);
base.WriteUInt32(4096u);
}
else
{
base.WriteUInt64(1048576uL);
base.WriteUInt64(4096uL);
base.WriteUInt64(1048576uL);
base.WriteUInt64(4096uL);
}
base.WriteUInt32(0u);
base.WriteUInt32(16u);
WriteZeroDataDirectory();
base.WriteDataDirectory(text_map.GetDataDirectory(TextSegment.ImportDirectory));
if (rsrc != null)
{
base.WriteUInt32(rsrc.VirtualAddress);
base.WriteUInt32(rsrc.VirtualSize);
}
else
{
WriteZeroDataDirectory();
}
WriteZeroDataDirectory();
WriteZeroDataDirectory();
base.WriteUInt32((reloc != null) ? reloc.VirtualAddress : 0);
base.WriteUInt32((reloc != null) ? reloc.VirtualSize : 0);
if (text_map.GetLength(TextSegment.DebugDirectory) > 0)
{
base.WriteUInt32(text_map.GetRVA(TextSegment.DebugDirectory));
base.WriteUInt32((uint)(debug_header.Entries.Length * 28));
}
else
{
WriteZeroDataDirectory();
}
WriteZeroDataDirectory();
WriteZeroDataDirectory();
WriteZeroDataDirectory();
WriteZeroDataDirectory();
WriteZeroDataDirectory();
base.WriteDataDirectory(text_map.GetDataDirectory(TextSegment.ImportAddressTable));
WriteZeroDataDirectory();
base.WriteDataDirectory(text_map.GetDataDirectory(TextSegment.CLIHeader));
WriteZeroDataDirectory();
}
