BHF3.bt

//------------------------------------------------
//--- 010 Editor v9.0.2 Binary Template
//
//      File: BHF3.bt
//   Authors: TKGP
//   Version: 
//   Purpose: Header file for split file archives before DS2
//  Category: Dantelion
// File Mask: *.*bhd
//  ID Bytes: 42 48 46 33
//   History: 
//------------------------------------------------

#include "Util.bt"

//------------------------------------------------

typedef struct {
    char magic[4]; Assert(magic == "BHF3");
    char version[8];
    ubyte rawFormat <format=hex>;
    byte bigEndian; Assert(bigEndian == 0 || bigEndian == 1);
    byte unk0E; Assert(unk0E == 0 || unk0E == 1);
    byte unk0F <hidden=true>; Assert(unk0F == 0);
    
    local ubyte format <format=binary> = bigEndian ? rawFormat : ReverseBits(rawFormat);
    if (bigEndian || (format & 0b00000001))
        BigEndian();
    else
        LittleEndian();
    
    int fileCount;
    int unk14 <hidden=true>; Assert(unk14 == 0);
    int unk18 <hidden=true>; Assert(unk18 == 0);
    int unk1C <hidden=true>; Assert(unk1C == 0);
} Header <bgcolor=cLtRed>;


typedef struct {
    ubyte rawFlags <format=hex>;
    byte unk01 <hidden=true>; Assert(unk01 == 0);
    byte unk02 <hidden=true>; Assert(unk02 == 0);
    byte unk03 <hidden=true>; Assert(unk03 == 0);
    
    local ubyte flags <format=binary> = header.bigEndian ? rawFlags : ReverseBits(rawFlags);
    
    int compressedSize <format=hex>;
    uint dataOffset <format=hex>;

    if (header.format & 0b00000010)
        int id;

    if (header.format & 0b00000100)
        int nameOffset;

    if (header.format & 0b00100000)
        int uncompressedSize <format=hex>;
    
    if (exists(nameOffset)) {
        local quad pos <hidden=true> = FTell();
        FSeek(nameOffset);
        string name <bgcolor=cGreen>;
        FSeek(pos);
    }
} File <read=ReadFile, bgcolor=cLtGreen, optimize=false>;

string ReadFile(File& file) {
    string str;
    if (exists(file.id) && exists(file.name))
        SPrintf(str, "@%8Xh %10i %s", file.dataOffset, file.id, file.name);
    else if (exists(file.id))
        SPrintf(str, "%10i", file.id);
    else if (exists(file.name))
        SPrintf(str, "%s", file.name);
    else
        SPrintf(str, "@%8Xh", file.dataOffset);
    return str;
}

//------------------------------------------------

Header header;
if (header.fileCount > 0) {
    struct { File files[header.fileCount]; } files <open=true>;
}