public void writeOboeFile(BinaryOut outfile)
{
//write header
outfile.putFixedString(OBOESIG, 4);
outfile.putFour((uint)sections.Count);
//write initial section tbl
uint sectblsize = (uint)(sections.Count * SECTIONENTRYSIZE);
uint sectbl = outfile.getPos();
outfile.skip(sectblsize);
//write section data
uint pos = outfile.getPos();
foreach (Section sec in sections)
{
sec.addr = pos;
sec.writeOut(outfile);
pos = outfile.getPos();
sec.size = pos - sec.addr;
}
//adjust section tbl
outfile.seek(sectbl);
foreach (Section sec in sections)
{
outfile.putFour(sec.sectype);
outfile.putFour(sec.addr);
outfile.putFour(sec.size);
}
}
//- writing out -------------------------------------------------------
public override void writeOut(BinaryOut outfile)
{
base.writeOut(outfile);
//initize block header
uint hdrpos = outfile.getPos();
outfile.skip(24);
//write block data
uint blockaddr = outfile.getPos();
uint blocksize = (uint)blockdata.Count;
outfile.putRange(blockdata.ToArray());
//write import list
uint importaddr = outfile.getPos();
uint importcount = (uint)imports.Count;
foreach (ImportEntry imp in imports)
{
imp.writeToFile(outfile);
}
//write export list
uint exportaddr = outfile.getPos();
uint exportcount = (uint)exports.Count;
foreach (ExportEntry exp in exports)
{
exp.writeToFile(outfile);
}
uint endpos = outfile.getPos();
//go back and adjust block header
outfile.seek(hdrpos);
outfile.putFour(blockaddr);
outfile.putFour(blocksize);
outfile.putFour(importaddr);
outfile.putFour(importcount);
outfile.putFour(exportaddr);
outfile.putFour(exportcount);
outfile.seek(endpos);
}
public void buildRelocSection()
{
relocList.Sort();
BinaryOut relData = new BinaryOut();
uint basepage = relocList[0].addr & 0xFFFFF000;
uint blocksize = 8;
relData.putFour(basepage);
uint blockstart = relData.getPos();
relData.putFour(0);
foreach (CoffRelocationEntry rel in relocList)
{
uint page = rel.addr & 0xFFFFF000;
if (page != basepage)
{
if (blocksize % 4 != 0)
{
relData.putTwo(0);
blocksize += 2;
}
uint blockend = relData.getPos();
relData.seek(blockstart);
relData.putFour(blocksize);
relData.seek(blockend);
basepage = page;
blocksize = 8;
relData.putFour(basepage);
blockstart = relData.getPos();
relData.putFour(0);
}
uint ofs = rel.addr % 0x1000;
ofs += 0x3000;
relData.putTwo(ofs);
blocksize += 2;
}
if (blocksize % 4 != 0)
{
relData.putTwo(0);
blocksize += 2;
}
relData.seek(blockstart);
relData.putFour(blocksize);
relocSec = new CoffSection(".reloc");
relocSec.data = new List <byte>(relData.getData());
uint datasize = (uint)relocSec.data.Count;
relocSec.filePos = filepos;
relocSec.fileSize = (datasize + (fileAlignment - 1)) & ~(fileAlignment - 1);
filepos += relocSec.fileSize;
relocSec.memPos = mempos;
relocSec.memSize = datasize;
mempos += (datasize + (memAlignment - 1)) & ~(memAlignment - 1);
relocSec.settings.canRead = true;
relocSec.settings.hasInitData = true;
relocSec.settings.canDiscard = true;
uint msize = (relocSec.memSize + fileAlignment - 1) & ~(fileAlignment - 1);
sizeOfInitializedData += msize;
sections.Add(relocSec);
baseRelocationTable.rva = relocSec.memPos;
baseRelocationTable.size = relocSec.memSize;
}
//standard sections
public void buildExportSection()
{
uint ordinalBase = 1;
BinaryOut expData = new BinaryOut();
expData.putFour(0);
expData.putFour((uint)getTimestamp());
expData.putTwo(1);
expData.putTwo(0);
expData.putFour(0); //filename addr
expData.putFour(ordinalBase);
expData.putFour((uint)exportList.Count);
expData.putFour((uint)exportList.Count);
expData.putFour(0x28 + mempos);
uint expnametbl = 0x28 + 4 * (uint)exportList.Count;
expData.putFour(expnametbl + mempos);
uint ordtbl = expnametbl + 4 * (uint)exportList.Count;
expData.putFour(ordtbl + mempos);
//export addr tbl
foreach (CoffExportEntry exp in exportList)
{
expData.putFour(exp.addr);
}
//export name tbl
expData.skip(4 * (uint)exportList.Count);
//ordinal number tbl
foreach (CoffExportEntry exp in exportList)
{
expData.putTwo(exp.ord - ordinalBase);
}
uint faddr = expData.getPos() + mempos;
expData.putString(filename);
List <uint> nameaddrs = new List <uint>();
foreach (CoffExportEntry exp in exportList)
{
nameaddrs.Add(expData.getPos() + mempos);
expData.putString(exp.name);
}
expData.seek(0xc);
expData.putFour(faddr);
expData.seek(expnametbl);
foreach (uint nameaddr in nameaddrs)
{
expData.putFour(nameaddr);
}
exportSec = new CoffSection(".edata");
exportSec.data = new List <byte>(expData.getData());
uint datasize = (uint)exportSec.data.Count;
exportSec.filePos = filepos;
exportSec.fileSize = (datasize + (fileAlignment - 1)) & ~(fileAlignment - 1);
filepos += exportSec.fileSize;
exportSec.memPos = mempos;
exportSec.memSize = datasize;
mempos += (datasize + (memAlignment - 1)) & ~(memAlignment - 1);
exportSec.settings.canRead = true;
exportSec.settings.hasInitData = true;
uint msize = (exportSec.memSize + fileAlignment - 1) & ~(fileAlignment - 1);
sizeOfInitializedData += msize;
sections.Add(exportSec);
dExportTable.rva = exportSec.memPos;
dExportTable.size = exportSec.memSize;
}
