File list (Check if you may need any files):
3des\VHDL\add_key.vhd
....\....\add_left.vhd
....\....\block_top.vhd
....\....\des_cipher_top.vhd
....\....\des_top.vhd
....\....\e_expansion_function.vhd
....\....\key_schedule.vhd
....\....\p_box.vhd
....\....\s1_box.vhd
....\....\s2_box.vhd
....\....\s3_box.vhd
....\....\s4_box.vhd
....\....\s5_box.vhd
....\....\s6_box.vhd
....\....\s7_box.vhd
....\....\s8_box.vhd
....\....\s_box.vhd
....\....\tdes_top.vhd
....\....\CVS\Entries
....\....\...\Repository
....\....\...\Root
....\....\tdes_top.acf
....\....\tdes_top.hif
....\....\add_key.acf
....\....\add_key.hif
....\....\block_top.acf
....\....\block_top.hif
....\....\des_cipher_top.acf
....\....\des_cipher_top.hif
....\....\des_top.acf
....\....\des_top.hif
....\....\e_expansion_function.acf
....\....\e_expansion_function.hif
....\....\add_left.acf
....\....\add_left.hif
....\....\p_box.acf
....\....\p_box.hif
....\....\s_box.acf
....\....\s_box.hif
....\....\s1_box.acf
....\....\s1_box.hif
....\....\s2_box.acf
....\....\s2_box.hif
....\....\s3_box.acf
....\....\s3_box.hif
....\....\s4_box.acf
....\....\s4_box.hif
....\....\s5_box.acf
....\....\s5_box.hif
....\....\s6_box.acf
....\....\s6_box.hif
....\....\s7_box.acf
....\....\s7_box.hif
....\....\s8_box.acf
....\....\s8_box.hif
....\....\key_schedule.acf
....\....\key_schedule.hif
....\....\U4524498.DLS
....\....\U5356833.DLS
....\....\U5463166.DLS
....\....\E_EXPANSION_FUNCTION.sym
....\....\LIB.DLS
....\....\e_expansion_function.pin
....\....\e_expansion_function.fit
....\....\e_expansion_function.ndb
....\....\e_expansion_function.snf
....\....\e_expansion_function.sof
....\....\e_expansion_function.pof
....\....\e_expansion_function.hex
....\....\e_expansion_function.ttf
....\....\e_expansion_function.mmf
....\....\e_expansion_function.rpt
....\Docs\3DESDatasheet_CoreTex_OpenCores.pdf
....\....\CVS\Entries
....\....\...\Repository
....\....\...\Root
....\....\...\entries.acf
....\....\...\entries.hif
....\....\...\repository.acf
....\....\...\repository.hif
....\....\...\root.acf
....\....\...\root.hif
....\....\3desdatasheet_coretex_opencores.acf
....\....\3desdatasheet_coretex_opencores.hif
....\CVS\Entries
....\...\Repository
....\...\Root
....\...\entries.acf
....\...\entries.hif
....\...\entries.mmf
....\VHDL\CVS
....\Docs\CVS
....\VHDL
....\Docs
....\CVS
3des