/// <summary>
/// Constructor
/// </summary>
/// <param name="reader">PE file reader pointing to the start of this section</param>
/// <param name="verify">Verify sections</param>
/// <exception cref="BadImageFormatException">Thrown if verification fails</exception>
public PEInfo(ref DataReader reader, bool verify)
{
reader.Position = 0;
imageDosHeader = new ImageDosHeader(ref reader, verify);
if (verify && imageDosHeader.NTHeadersOffset == 0)
{
throw new BadImageFormatException("Invalid NT headers offset");
}
reader.Position = imageDosHeader.NTHeadersOffset;
imageNTHeaders = new ImageNTHeaders(ref reader, verify);
reader.Position = (uint)imageNTHeaders.OptionalHeader.StartOffset + imageNTHeaders.FileHeader.SizeOfOptionalHeader;
int numSections = imageNTHeaders.FileHeader.NumberOfSections;
if (numSections > 0)
{
// Mono doesn't verify the section count
var tempReader = reader;
tempReader.Position += 0x14;
uint firstSectionOffset = tempReader.ReadUInt32();
numSections = Math.Min(numSections, (int)((firstSectionOffset - reader.Position) / 0x28));
}
imageSectionHeaders = new ImageSectionHeader[numSections];
for (int i = 0; i < imageSectionHeaders.Length; i++)
{
imageSectionHeaders[i] = new ImageSectionHeader(ref reader, verify);
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="reader">PE file reader pointing to the start of this section</param>
/// <param name="verify">Verify sections</param>
/// <exception cref="BadImageFormatException">Thrown if verification fails</exception>
public PEInfo(IImageStream reader, bool verify) {
reader.Position = 0;
this.imageDosHeader = new ImageDosHeader(reader, verify);
if (verify && this.imageDosHeader.NTHeadersOffset == 0)
throw new BadImageFormatException("Invalid NT headers offset");
reader.Position = this.imageDosHeader.NTHeadersOffset;
this.imageNTHeaders = new ImageNTHeaders(reader, verify);
reader.Position = (long)this.imageNTHeaders.OptionalHeader.StartOffset + this.imageNTHeaders.FileHeader.SizeOfOptionalHeader;
this.imageSectionHeaders = new ImageSectionHeader[this.imageNTHeaders.FileHeader.NumberOfSections];
for (int i = 0; i < this.imageSectionHeaders.Length; i++)
this.imageSectionHeaders[i] = new ImageSectionHeader(reader, verify);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="reader">PE file reader pointing to the start of this section</param>
/// <param name="verify">Verify sections</param>
/// <exception cref="BadImageFormatException">Thrown if verification fails</exception>
public PEInfo(IImageStream reader, bool verify)
{
reader.Position = 0;
this.imageDosHeader = new ImageDosHeader(reader, verify);
if (verify && this.imageDosHeader.NTHeadersOffset == 0)
{
throw new BadImageFormatException("Invalid NT headers offset");
}
reader.Position = this.imageDosHeader.NTHeadersOffset;
this.imageNTHeaders = new ImageNTHeaders(reader, verify);
reader.Position = (long)this.imageNTHeaders.OptionalHeader.StartOffset + this.imageNTHeaders.FileHeader.SizeOfOptionalHeader;
this.imageSectionHeaders = new ImageSectionHeader[this.imageNTHeaders.FileHeader.NumberOfSections];
for (int i = 0; i < this.imageSectionHeaders.Length; i++)
{
this.imageSectionHeaders[i] = new ImageSectionHeader(reader, verify);
}
}