|
public static GetSectionByRva ( IEnumerable |
||
| sections | IEnumerable | The section list to search in. |
| virtualoffset | uint | The virtual offset to search for. |
| return | ||
private static OffsetConverter CreateConverter(Win32Assembly assembly, ulong offset, int type)
{
OffsetConverter converter;
switch (type)
{
case 2:
converter = new OffsetConverter(Section.GetSectionByRva(assembly, (uint)offset));
break;
case 3:
converter = new OffsetConverter(Section.GetSectionByRva(assembly, (uint)(offset - assembly.ntHeader.OptionalHeader.ImageBase)));
break;
default: // case 1:
converter = new OffsetConverter(Section.GetSectionByFileOffset(assembly, (uint)offset));
break;
}
if (converter.TargetSection == null)
{
converter = new OffsetConverter(assembly);
}
return(converter);
}
/// <summary>
/// Converts the offset to an Ascii String pointer.
/// </summary>
/// <param name="assembly">The assembly that contains the offset</param>
/// <returns></returns>
public ulong ToAsciiStringPtr(Win32Assembly assembly)
{
Section targetsection = Section.GetSectionByRva(assembly, Rva);
ulong stroffset = Va - assembly.ntHeader.OptionalHeader.ImageBase - targetsection.RVA + targetsection.RawOffset;
// if (stroffset < 0)
// throw new ArgumentException("The target offset is not a valid offset to a string");
return(stroffset);
}
internal ResourceDataEntry(PeImage image, uint offset, ResourceDirectoryEntry parentEntry, Structures.IMAGE_RESOURCE_DATA_ENTRY rawDataEntry)
{
this.image = image;
this.offset = offset;
this.ParentEntry = parentEntry;
this.rawDataEntry = rawDataEntry;
Section resourceSection = Section.GetSectionByRva(image.ParentAssembly, image.ParentAssembly.ntHeader.OptionalHeader.DataDirectories[(int)DataDirectoryName.Resource].TargetOffset.Rva);
targetOffset = OffsetToData - resourceSection.RVA + resourceSection.RawOffset;
}
internal DataDirectory(DataDirectoryName name, Section[] assemblySections, uint offset, Structures.IMAGE_DATA_DIRECTORY rawDataDir)
{
this.rawDataDir = rawDataDir;
this.name = name;
if (rawDataDir.RVA == 0)
{
targetOffset = new Offset(0, 0, 0);
}
else
{
this.headerOffset = offset;
targetSection = Section.GetSectionByRva(assemblySections, rawDataDir.RVA);
if (targetSection == null)
{
this.TargetOffset = new Offset(0, rawDataDir.RVA, 0);
}
else
{
this.targetOffset = Offset.FromRva(rawDataDir.RVA, assemblySections[0].ParentAssembly);
}
}
}
