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full support for icv.db pfs decryption #47

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full support for icv.db pfs decryption #47

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@ghost ghost commented Sep 10, 2019 •
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Implement support for icv.db containing .icv files with more than 1 page of signatures corresponding to pfs files with size greater than 753,664 bytes.

fixes: #21 #39 #40 #42

Brief outline of icv.db format:

https://gist.github.com/cuevavirus/1d5815e2d50d191ea77b18af8e323070

Sample savedata with .icv file with more than 1 page of signatures:

https://github.com/motoharu-gosuto/psvpfstools/files/2968636/ux0_temp_game_PCSB01226_savedata_PCSB01226.zip
(from #40)

full support for icv.db pfs decryption
0676d6c 
- add support for icv.db file tables with more than one page of
  signatures
- get rid of complicated merkle tree building and traversal for
  simplified traversal using index arithmetics

see related

#21
#39
#40
#42
@ghost ghost mentioned this pull request Sep 10, 2019
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