MHStoriesArc.bt

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//--- 010 Editor v11.0.1 Binary Template
//
//      File: 
//   Authors: 
//   Version: 
//   Purpose: 
//  Category: 
// File Mask: 
//  ID Bytes: 
//   History: 
//------------------------------------------------
uint createJamcrc(char name[]){
    local uchar result[5];
    local uint a1;
    local uint a2;
    local uint a3;
    local uint a4;
    ChecksumAlgArrayBytes(CHECKSUM_CRC32,result,name,Strlen(name),"",-1,-1);
    a1 = result[0];
    a2 = result[1];
    a3 = result[2];
    a4 = result[3];
    return 0xFFFFFFFF ^ ((a1<<24) | (a2<<16) | (a3<< 8) | (a4));
}

string getExt(int hash){
    switch(hash){
        case createJamcrc("rModel") & 0x7FFFFFFF:
            return ".mod";
        case createJamcrc("rTexture") & 0x7FFFFFFF:
            return ".tex";
        default:
            string s;
            SPrintf(s, ".%x", hash);
            return s;
    };
};

local int i;
typedef struct{
    char ARC0[4];
    short version;
    short fileCount;
}Header;

typedef struct{
    char FilePath[128];
    uint ExtensionHash;
    int compSize;
    int uncompSize : 24;
    int unkn : 8;
    int offset;
}SwitchFileEntry;

typedef struct(uint length){
    byte data[length];
}FileData;

string ReadEntry(SwitchFileEntry &s){
    return s.FilePath + getExt(s.ExtensionHash);
};

Header header;
struct FileEntries{
    for(i=0;i<header.fileCount;i++){
        SwitchFileEntry file<read=ReadEntry>;
    };
}files;

for(i=0;i<header.fileCount;i++){
    FSeek(files.file[i].offset);
    FileData fileData(files.file[i].compSize);
};