private AddressMapper setupAddressMapper(EndianBinaryReader stream, List <AddressSection> fileMappingSections, IProgress <ProgressInfo> progress)
{
var addressMapper = new AddressMapper(fileMappingSections);
// find out the version we are dealing with
// Boom Street: 8007a314: lwz r0,-0x547c(r13)
stream.Seek(addressMapper.toFileAddress((VAVAddr)0x8007a314), SeekOrigin.Begin);
if (stream.ReadUInt32() == PowerPcAsm.lwz(0, -0x547c, 13))
{
progress?.Report("Detected game: Boom Street");
// boom street address mapper is a no-op, since the ASM hacks use the boom street virtual addresses
var versionMappingSections = new List <AddressSection> {
AddressSection.identity()
};
addressMapper.setVersionMappingSections(versionMappingSections);
}
else
{
// Fortune Street: 8007a2c0: lwz r0,-0x547c(r13)
stream.Seek(addressMapper.toFileAddress((VAVAddr)0x8007a2c0), SeekOrigin.Begin);
if (stream.ReadUInt32() == PowerPcAsm.lwz(0, -0x547c, 13))
{
progress?.Report("Detected game: Fortune Street");
var versionMappingSections = new List <AddressSection>();
// add mappings to translate boom street virtual addresses to fortune street virtual addresses
versionMappingSections.Add(new AddressSection(0x80000100, 0x8007a283, 0x0, ".text, .data0, .data1 and beginning of .text1 until InitSoftLanguage"));
versionMappingSections.Add(new AddressSection(0x8007a2f4, 0x80268717, 0x54, "continuation of .text1 until AIRegisterDMACallback"));
versionMappingSections.Add(new AddressSection(0x80268720, 0x8040d97b, 0x50, "continuation of .text1"));
versionMappingSections.Add(new AddressSection(0x8040d980, 0x8041027f, 0x40, ".data2, .data3 and beginning of .data4 until Boom Street / Fortune Street strings"));
versionMappingSections.Add(new AddressSection(0x804105f0, 0x8044ebe7, 0x188, "continuation of .data4"));
versionMappingSections.Add(new AddressSection(0x8044ec00, 0x804ac804, 0x1A0, ".data5"));
versionMappingSections.Add(new AddressSection(0x804ac880, 0x8081f013, 0x200, ".uninitialized0, .data6, .uninitialized1, .data7, .uninitialized2"));
addressMapper.setVersionMappingSections(versionMappingSections);
}
else
{
// unsupported version
throw new ApplicationException("Only Boom Street (ST7P01) and Fortune Street (ST7E01) are supported.");
}
}
return(addressMapper);
}