mirror of
https://github.com/encounter/Decrypt9.git
synced 2026-03-30 11:06:30 -07:00
d0k3
66 lines
2.3 KiB
Python
66 lines
2.3 KiB
Python
import struct,os,sys
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from binascii import hexlify
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def GetIDandSEED(filename):
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tids = []
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seeds = []
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with open(filename,'rb') as savefile:
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savedata = savefile.read()
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while savedata.find('SEEDDB')>=0:
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SBoffset = savedata.find('SEEDDB')
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tidoffset = (struct.unpack('<I',savedata[SBoffset+24:SBoffset+28])[0] - 1) * 4096 + SBoffset - 52 + 4096
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seedoffset = tidoffset + 16000
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titlecount = struct.unpack('<I',savedata[tidoffset-4092:tidoffset-4088])[0]
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try:
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for i in range(titlecount):
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tid = savedata[tidoffset:tidoffset+8]
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seed = savedata[seedoffset:seedoffset+16]
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if not tid in tids:
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tids.append(tid)
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seeds.append(seed)
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print 'TitleID: ' + hexlify(reverseByteArray(tid)),' SEED: ' + hexlify(seed)
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tidoffset += 8
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seedoffset += 16
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except:
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print 'No SEED found in this partition.'
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finally:
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savedata = savedata[seedoffset:]
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return tids,seeds
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def reverseByteArray(bytearr):
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outarr = ''
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for i in range(0, bytearr.__len__())[::-1]:
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outarr += bytearr[i]
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return outarr
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if __name__ == '__main__':
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tids = []
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seeds = []
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if len(sys.argv)<2:
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print 'Usage: seeddb_gen.py file(s)'
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sys.exit()
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if '-h'in sys.argv or '-help' in sys.argv:
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print 'Usage: seeddb_gen.py file(s)\n'
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print "SEEDDB is stored in 'nand:\\data<console-unique>\\sysdata\\0001000f\\'"
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print 'Decyrpt NAND FAT16 partition and dump these files for this script.'
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sys.exit()
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for filename in sys.argv[1:]:
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titleid,seed = GetIDandSEED(filename)
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tids += titleid
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seeds += seed
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if len(tids)<1:
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print 'No SEED found.'
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sys.exit()
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outpath = os.path.join(os.path.dirname(os.path.realpath(sys.argv[0])), 'seeddb.bin')
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with open(outpath,'wb') as seeddb:
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print '\nGenerating seeddb.bin ...'
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seeddb.write(struct.pack('<I',len(tids)))
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seeddb.write('\x00'*12)
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for i in range(len(tids)):
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seeddb.write(tids[i]+seeds[i]+('\x00'*8))
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print 'done!'
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