Pump It Up Fiesta 2 Save Decrypter/Encrypter

offsets.txt

#Name                               # offset      length      datatype
adler32                             # 0x00        0x04        LE int
adlerSeed                           # 0x04        0x04        LE int
playerID                            # 0x08        0x08        string (null term)
region                              # 0x14        0x04        LE int
avatarID                            # 0x18        0x04        LE int
level                               # 0x1C        0x04        LE int
totalCalories                       # 0x20        0x04        LE float
totalV02                            # 0x24        0x04        LE float
numberRunningSteps                  # 0x28        0x08        LE int64
numberGamesPlayed                   # 0x30        0x08        LE int64
exp                                 # 0x38        0x08        LE int64
arcadeScore                         # 0x40        0x08        LE int64
numberMissionsCompleted             # 0x48        0x04        LE int
numberCoopMissionsCompleted         # 0x4C        0x04        LE int
battleCountWins                     # 0x50        0x04        LE int
battleCountLoses                    # 0x54        0x04        LE int
battleCountDraws                    # 0x58        0x04        LE int
    
versionString                       # 0x120        0x08        string (null term)
cpuString                           # 0x128        0x80        string (null term)
motherboardString                   # 0x1A8        0x80        string (null term)
gfxcardString                       # 0x228        0x80        string (null term)
hddString                           # 0x2A8        0x20        string (null term)
totalRamBytes                       # 0x2C8        0x04        LE int
haspkeyID                           # 0x2CC        0x04        LE int
machineStatsBeginnerModePlayCount   # 0x2D0        0x04        LE int
machineStatsManiacModePlayCount     # 0x2D4        0x04        LE int
machineStatsUnknown                 # 0x2D8        0x04        LE int
machineStatsUnknown2                # 0x2DC        0x04        LE int
machineStatsBattleModePlayCount     # 0x2E0        0x04        LE int
machineStatsMissionZonePlayCount    # 0x2E4        0x04        LE int
machineStatsSkillZonePlayCount      # 0x2E8        0x04        LE int
machineStatsCoopMissionPlayCount    # 0x2EC        0x04        LE int


#   Machine HighScore Struct (The array starts at 0x2F0)
songID                              # 0x00        0x04        LE hex
difficulty                          # 0x04        0x01        byte
mode                                # 0x05        0x01        byte
grade                               # 0x06        0x01        byte
clearState                          # 0x07        0x01        byte
scoreTotal                          # 0x08        0x04        LE int
playCountTotal                      # 0x0C        0x04        LE int
unknown                             # 0x10        0x04        LE int
playerID                            # 0x14        0x08        string (null term)
unknown2                            # 0x1C        0x04        LE int
nullPadding                         # 0x20        0x04        LE int
        
#   Personal HighScore Struct (The array starts at 0x25970)
songID                              # 0x00        0x04        LE hex
difficulty                          # 0x04        0x01        byte
mode                                # 0x05        0x01        byte
grade                               # 0x06        0x01        byte
clearAndUnlockedState               # 0x07        0x01        byte       # Do an |= 0x40 to unlock
scoreTotal                          # 0x08        0x04        LE int
playCountTotal                      # 0x0C        0x04        LE int
nullPadding                         # 0x10        0x04        LE int
        

tool.py

import struct
import zlib

def decryptprofile(savedata,rankdata):
    
    seed = 0xEBADA1
    for i in range(0,len(savedata)):
        smbuff = savedata[i]
        savedata[i] ^= (seed >> 8) & 0xFF
        seed = (0x68993 * (smbuff + seed) + 0x4FDCF) & 0xFFFFFFFF
    
    seed = 0xEBADA1        
    for i in range(0,len(rankdata)):
        smbuff = rankdata[i]
        rankdata[i] ^= (seed >> 8) & 0xFF
        seed = (0x68993 * (smbuff + seed) + 0x4FDCF) & 0xFFFFFFFF
    
    return savedata,rankdata

def encryptprofile(savedata,rankdata):
    adlerseed = struct.unpack("<I",savedata[4:8])
    newsaveadler = zlib.adler32(savedata[4:],adlerseed[0]) & 0xFFFFFFFF
    newrankadler = zlib.adler32(rankdata[4:],adlerseed[0]) & 0xFFFFFFFF
    
    #savedata[0:4] = struct.pack("<I",newsaveadler)
    #rankdata[0:4] =  struct.pack("<I",newrankadler)
    savedata = struct.pack("<I",newsaveadler) + savedata[4:]
    rankdata = struct.pack("<I",newrankadler) + rankdata[4:]
    
    savedata = bytearray(savedata)
    rankdata = bytearray(rankdata)
    
    seed = 0xEBADA1
    for i in range(0,len(savedata)):
        smbuff = savedata[i] ^ (seed >> 8) & 0xFF
        savedata[i] = smbuff
        seed = (0x68993 * (smbuff + seed) + 0x4FDCF) & 0xFFFFFFFF
    
    seed = 0xEBADA1        
    
    for i in range(0,len(rankdata)):
        smbuff = rankdata[i] ^ (seed >> 8) & 0xFF
        rankdata[i] = smbuff
        seed = (0x68993 * (smbuff + seed) + 0x4FDCF) & 0xFFFFFFFF    
    
    return savedata,rankdata