head 1.2; access; symbols perseant-exfatfs-base-20250801:1.2 perseant-exfatfs-base-20240630:1.2 perseant-exfatfs:1.2.0.46 perseant-exfatfs-base:1.2 cjep_sun2x:1.2.0.44 cjep_sun2x-base:1.2 cjep_staticlib_x-base1:1.2 cjep_staticlib_x:1.2.0.42 cjep_staticlib_x-base:1.2 phil-wifi-20200421:1.2 phil-wifi-20200411:1.2 phil-wifi-20200406:1.2 pgoyette-compat-merge-20190127:1.2 pgoyette-compat-20190127:1.2 pgoyette-compat-20190118:1.2 pgoyette-compat-1226:1.2 pgoyette-compat-1126:1.2 pgoyette-compat-1020:1.2 pgoyette-compat-0930:1.2 pgoyette-compat-0906:1.2 pgoyette-compat-0728:1.2 pgoyette-compat-0625:1.2 pgoyette-compat-0521:1.2 pgoyette-compat-0502:1.2 pgoyette-compat-0422:1.2 pgoyette-compat-0415:1.2 pgoyette-compat-0407:1.2 pgoyette-compat-0330:1.2 pgoyette-compat-0322:1.2 pgoyette-compat-0315:1.2 pgoyette-compat:1.2.0.40 pgoyette-compat-base:1.2 perseant-stdc-iso10646:1.2.0.38 perseant-stdc-iso10646-base:1.2 prg-localcount2-base3:1.2 prg-localcount2-base2:1.2 prg-localcount2-base1:1.2 prg-localcount2:1.2.0.36 prg-localcount2-base:1.2 pgoyette-localcount-20170426:1.2 bouyer-socketcan-base1:1.2 pgoyette-localcount-20170320:1.2 bouyer-socketcan:1.2.0.34 bouyer-socketcan-base:1.2 pgoyette-localcount-20170107:1.2 pgoyette-localcount-20161104:1.2 localcount-20160914:1.2 pgoyette-localcount-20160806:1.2 pgoyette-localcount-20160726:1.2 pgoyette-localcount:1.2.0.32 pgoyette-localcount-base:1.2 netbsd-5-2-3-RELEASE:1.2 netbsd-5-1-5-RELEASE:1.2 yamt-pagecache-base9:1.2 yamt-pagecache-tag8:1.2 tls-earlyentropy:1.2.0.28 tls-earlyentropy-base:1.2 riastradh-xf86-video-intel-2-7-1-pre-2-21-15:1.2 riastradh-drm2-base3:1.2 netbsd-5-2-2-RELEASE:1.2 netbsd-5-1-4-RELEASE:1.2 netbsd-5-2-1-RELEASE:1.2 netbsd-5-1-3-RELEASE:1.2 agc-symver:1.2.0.30 agc-symver-base:1.2 tls-maxphys-base:1.2 yamt-pagecache-base8:1.2 netbsd-5-2:1.2.0.26 yamt-pagecache-base7:1.2 netbsd-5-2-RELEASE:1.2 netbsd-5-2-RC1:1.2 yamt-pagecache-base6:1.2 yamt-pagecache-base5:1.2 yamt-pagecache-base4:1.2 netbsd-5-1-2-RELEASE:1.2 netbsd-5-1-1-RELEASE:1.2 yamt-pagecache-base3:1.2 yamt-pagecache-base2:1.2 yamt-pagecache:1.2.0.24 yamt-pagecache-base:1.2 bouyer-quota2-nbase:1.2 bouyer-quota2:1.2.0.22 bouyer-quota2-base:1.2 matt-nb5-pq3:1.2.0.20 matt-nb5-pq3-base:1.2 netbsd-5-1:1.2.0.18 netbsd-5-1-RELEASE:1.2 netbsd-5-1-RC4:1.2 netbsd-5-1-RC3:1.2 netbsd-5-1-RC2:1.2 netbsd-5-1-RC1:1.2 netbsd-5-0-2-RELEASE:1.2 netbsd-5-0-1-RELEASE:1.2 jym-xensuspend-nbase:1.2 netbsd-5-0:1.2.0.16 netbsd-5-0-RELEASE:1.2 netbsd-5-0-RC4:1.2 netbsd-5-0-RC3:1.2 netbsd-5-0-RC2:1.2 jym-xensuspend:1.2.0.14 jym-xensuspend-base:1.2 netbsd-5-0-RC1:1.2 netbsd-5:1.2.0.12 netbsd-5-base:1.2 mjf-devfs2:1.2.0.10 mjf-devfs2-base:1.2 yamt-pf42-base4:1.2 yamt-pf42-base3:1.2 hpcarm-cleanup-nbase:1.2 yamt-pf42-base2:1.2 yamt-pf42:1.2.0.8 yamt-pf42-base:1.2 keiichi-mipv6:1.2.0.6 keiichi-mipv6-base:1.2 cube-autoconf:1.2.0.4 cube-autoconf-base:1.2 hpcarm-cleanup:1.2.0.2 hpcarm-cleanup-base:1.2 netbsd-3-1-1-RELEASE:1.1.1.1 netbsd-3-0-3-RELEASE:1.1.1.1 netbsd-3-1:1.1.1.1.0.18 netbsd-3-1-RELEASE:1.1.1.1 netbsd-3-0-2-RELEASE:1.1.1.1 netbsd-3-1-RC4:1.1.1.1 netbsd-3-1-RC3:1.1.1.1 netbsd-3-1-RC2:1.1.1.1 netbsd-3-1-RC1:1.1.1.1 netbsd-3-0-1-RELEASE:1.1.1.1 netbsd-3-0:1.1.1.1.0.16 netbsd-3-0-RELEASE:1.1.1.1 netbsd-3-0-RC6:1.1.1.1 netbsd-3-0-RC5:1.1.1.1 netbsd-3-0-RC4:1.1.1.1 netbsd-3-0-RC3:1.1.1.1 netbsd-3-0-RC2:1.1.1.1 netbsd-3-0-RC1:1.1.1.1 netbsd-2-0-3-RELEASE:1.1.1.1 netbsd-2-1:1.1.1.1.0.14 netbsd-2-1-RELEASE:1.1.1.1 netbsd-2-1-RC6:1.1.1.1 netbsd-2-1-RC5:1.1.1.1 netbsd-2-1-RC4:1.1.1.1 netbsd-2-1-RC3:1.1.1.1 netbsd-2-1-RC2:1.1.1.1 netbsd-2-1-RC1:1.1.1.1 netbsd-2-0-2-RELEASE:1.1.1.1 netbsd-3:1.1.1.1.0.12 netbsd-3-base:1.1.1.1 netbsd-2-0-1-RELEASE:1.1.1.1 netbsd-2:1.1.1.1.0.10 netbsd-2-base:1.1.1.1 netbsd-2-0-RELEASE:1.1.1.1 netbsd-2-0-RC5:1.1.1.1 netbsd-2-0-RC4:1.1.1.1 netbsd-2-0-RC3:1.1.1.1 netbsd-2-0-RC2:1.1.1.1 netbsd-2-0-RC1:1.1.1.1 netbsd-2-0:1.1.1.1.0.8 netbsd-2-0-base:1.1.1.1 netbsd-1-6-PATCH002-RELEASE:1.1.1.1 netbsd-1-6-PATCH002:1.1.1.1 netbsd-1-6-PATCH002-RC4:1.1.1.1 netbsd-1-6-PATCH002-RC3:1.1.1.1 netbsd-1-6-PATCH002-RC2:1.1.1.1 netbsd-1-6-PATCH002-RC1:1.1.1.1 netbsd-1-6-PATCH001:1.1.1.1 netbsd-1-6-PATCH001-RELEASE:1.1.1.1 netbsd-1-6-PATCH001-RC3:1.1.1.1 netbsd-1-6-PATCH001-RC2:1.1.1.1 netbsd-1-6-PATCH001-RC1:1.1.1.1 fvdl_fs64_base:1.1.1.1 krb4-1-2:1.1.1.1 netbsd-1-6-RELEASE:1.1.1.1 netbsd-1-6-RC3:1.1.1.1 netbsd-1-6-RC2:1.1.1.1 netbsd-1-6-RC1:1.1.1.1 netbsd-1-6:1.1.1.1.0.6 netbsd-1-6-base:1.1.1.1 netbsd-1-5-PATCH003:1.1.1.1 krb4-1-1:1.1.1.1 netbsd-1-5-PATCH002:1.1.1.1 netbsd-1-5-PATCH001:1.1.1.1 krb4-1-0-5:1.1.1.1 netbsd-1-5-RELEASE:1.1.1.1 netbsd-1-5-BETA2:1.1.1.1 netbsd-1-5-BETA:1.1.1.1 netbsd-1-5-ALPHA2:1.1.1.1 minoura-xpg4dl:1.1.1.1.0.4 minoura-xpg4dl-base:1.1.1.1 netbsd-1-5:1.1.1.1.0.2 netbsd-1-5-base:1.1.1.1 v1-0-1-netbsd-cryptosrc-intl:1.1.1.1 KTH-KRB:1.1.1; locks; strict; comment @;; @; 1.2 date 2006.03.20.04.03.17; author christos; state dead; branches; next 1.1; 1.1 date 2000.06.16.18.45.45; author thorpej; state Exp; branches 1.1.1.1; next ; 1.1.1.1 date 2000.06.16.18.45.45; author thorpej; state Exp; branches 1.1.1.1.4.1; next ; 1.1.1.1.4.1 date 2000.06.16.18.45.45; author thorpej; state dead; branches; next 1.1.1.1.4.2; 1.1.1.1.4.2 date 2000.06.16.18.45.46; author thorpej; state Exp; branches; next ; desc @@ 1.2 log @Goodbye KerberosIV @ text @ ; Don't even think of reading this code ; It was automatically generated by des-som2.pl ; Which is a perl program used to generate the x86 assember for ; any of elf, a.out, Win32, or Solaris ; It can be found in SSLeay 0.6.5+ or in libdes 3.26+ ; eric ; The inner loop instruction sequence and the IP/FP modifications ; are from Svend Olaf Mikkelsen ; TITLE dx86xxxx.asm .386 .model FLAT _TEXT SEGMENT PUBLIC _des_encrypt EXTRN _des_SPtrans:DWORD _des_encrypt PROC NEAR push ebp push ebx push esi push edi ; ; Load the 2 words mov esi, DWORD PTR 20[esp] xor ecx, ecx mov eax, DWORD PTR [esi] mov ebx, DWORD PTR 28[esp] mov edi, DWORD PTR 4[esi] ; ; IP rol eax, 4 mov esi, eax xor eax, edi and eax, 0f0f0f0f0h xor esi, eax xor edi, eax ; rol edi, 20 mov eax, edi xor edi, esi and edi, 0fff0000fh xor eax, edi xor esi, edi ; rol eax, 14 mov edi, eax xor eax, esi and eax, 033333333h xor edi, eax xor esi, eax ; rol esi, 22 mov eax, esi xor esi, edi and esi, 003fc03fch xor eax, esi xor edi, esi ; rol eax, 9 mov esi, eax xor eax, edi and eax, 0aaaaaaaah xor esi, eax xor edi, eax ; rol edi, 1 cmp ebx, 0 mov ebp, DWORD PTR 24[esp] je $L000start_decrypt ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx jmp $L001end $L000start_decrypt: ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx $L001end: ; ; FP mov edx, DWORD PTR 20[esp] ror esi, 1 mov eax, edi xor edi, esi and edi, 0aaaaaaaah xor eax, edi xor esi, edi ; rol eax, 23 mov edi, eax xor eax, esi and eax, 003fc03fch xor edi, eax xor esi, eax ; rol edi, 10 mov eax, edi xor edi, esi and edi, 033333333h xor eax, edi xor esi, edi ; rol esi, 18 mov edi, esi xor esi, eax and esi, 0fff0000fh xor edi, esi xor eax, esi ; rol edi, 12 mov esi, edi xor edi, eax and edi, 0f0f0f0f0h xor esi, edi xor eax, edi ; ror eax, 4 mov DWORD PTR [edx],eax mov DWORD PTR 4[edx],esi pop edi pop esi pop ebx pop ebp ret _des_encrypt ENDP _TEXT ENDS _TEXT SEGMENT PUBLIC _des_encrypt2 EXTRN _des_SPtrans:DWORD _des_encrypt2 PROC NEAR push ebp push ebx push esi push edi ; ; Load the 2 words mov eax, DWORD PTR 20[esp] xor ecx, ecx mov esi, DWORD PTR [eax] mov ebx, DWORD PTR 28[esp] rol esi, 3 mov edi, DWORD PTR 4[eax] rol edi, 3 cmp ebx, 0 mov ebp, DWORD PTR 24[esp] je $L002start_decrypt ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx jmp $L003end $L002start_decrypt: ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx $L003end: ; ; Fixup ror edi, 3 mov eax, DWORD PTR 20[esp] ror esi, 3 mov DWORD PTR [eax],edi mov DWORD PTR 4[eax],esi pop edi pop esi pop ebx pop ebp ret _des_encrypt2 ENDP _TEXT ENDS _TEXT SEGMENT PUBLIC _des_encrypt3 EXTRN _des_SPtrans:DWORD _des_encrypt3 PROC NEAR push ebp push ebx push esi push edi ; ; Load the data words mov ebx, DWORD PTR 20[esp] mov edi, DWORD PTR [ebx] mov esi, DWORD PTR 4[ebx] ; ; IP rol edi, 4 mov edx, edi xor edi, esi and edi, 0f0f0f0f0h xor edx, edi xor esi, edi ; rol esi, 20 mov edi, esi xor esi, edx and esi, 0fff0000fh xor edi, esi xor edx, esi ; rol edi, 14 mov esi, edi xor edi, edx and edi, 033333333h xor esi, edi xor edx, edi ; rol edx, 22 mov edi, edx xor edx, esi and edx, 003fc03fch xor edi, edx xor esi, edx ; rol edi, 9 mov edx, edi xor edi, esi and edi, 0aaaaaaaah xor edx, edi xor esi, edi ; ror edx, 3 ror esi, 2 mov DWORD PTR 4[ebx],esi mov eax, DWORD PTR 24[esp] mov DWORD PTR [ebx],edx mov edi, DWORD PTR 28[esp] mov esi, DWORD PTR 32[esp] push 1 push eax push ebx call _des_encrypt2 push 0 push edi push ebx call _des_encrypt2 push 1 push esi push ebx call _des_encrypt2 mov edi, DWORD PTR [ebx] add esp, 36 mov esi, DWORD PTR 4[ebx] ; ; FP rol esi, 2 rol edi, 3 mov eax, edi xor edi, esi and edi, 0aaaaaaaah xor eax, edi xor esi, edi ; rol eax, 23 mov edi, eax xor eax, esi and eax, 003fc03fch xor edi, eax xor esi, eax ; rol edi, 10 mov eax, edi xor edi, esi and edi, 033333333h xor eax, edi xor esi, edi ; rol esi, 18 mov edi, esi xor esi, eax and esi, 0fff0000fh xor edi, esi xor eax, esi ; rol edi, 12 mov esi, edi xor edi, eax and edi, 0f0f0f0f0h xor esi, edi xor eax, edi ; ror eax, 4 mov DWORD PTR [ebx],eax mov DWORD PTR 4[ebx],esi pop edi pop esi pop ebx pop ebp ret _des_encrypt3 ENDP _TEXT ENDS _TEXT SEGMENT PUBLIC _des_decrypt3 EXTRN _des_SPtrans:DWORD _des_decrypt3 PROC NEAR push ebp push ebx push esi push edi ; ; Load the data words mov ebx, DWORD PTR 20[esp] mov edi, DWORD PTR [ebx] mov esi, DWORD PTR 4[ebx] ; ; IP rol edi, 4 mov edx, edi xor edi, esi and edi, 0f0f0f0f0h xor edx, edi xor esi, edi ; rol esi, 20 mov edi, esi xor esi, edx and esi, 0fff0000fh xor edi, esi xor edx, esi ; rol edi, 14 mov esi, edi xor edi, edx and edi, 033333333h xor esi, edi xor edx, edi ; rol edx, 22 mov edi, edx xor edx, esi and edx, 003fc03fch xor edi, edx xor esi, edx ; rol edi, 9 mov edx, edi xor edi, esi and edi, 0aaaaaaaah xor edx, edi xor esi, edi ; ror edx, 3 ror esi, 2 mov DWORD PTR 4[ebx],esi mov esi, DWORD PTR 24[esp] mov DWORD PTR [ebx],edx mov edi, DWORD PTR 28[esp] mov eax, DWORD PTR 32[esp] push 0 push eax push ebx call _des_encrypt2 push 1 push edi push ebx call _des_encrypt2 push 0 push esi push ebx call _des_encrypt2 mov edi, DWORD PTR [ebx] add esp, 36 mov esi, DWORD PTR 4[ebx] ; ; FP rol esi, 2 rol edi, 3 mov eax, edi xor edi, esi and edi, 0aaaaaaaah xor eax, edi xor esi, edi ; rol eax, 23 mov edi, eax xor eax, esi and eax, 003fc03fch xor edi, eax xor esi, eax ; rol edi, 10 mov eax, edi xor edi, esi and edi, 033333333h xor eax, edi xor esi, edi ; rol esi, 18 mov edi, esi xor esi, eax and esi, 0fff0000fh xor edi, esi xor eax, esi ; rol edi, 12 mov esi, edi xor edi, eax and edi, 0f0f0f0f0h xor esi, edi xor eax, edi ; ror eax, 4 mov DWORD PTR [ebx],eax mov DWORD PTR 4[ebx],esi pop edi pop esi pop ebx pop ebp ret _des_decrypt3 ENDP _TEXT ENDS END @ 1.1 log @Initial revision @ text @@ 1.1.1.1 log @Import KTH Kerberos 4 from cryptosrc-intl. @ text @@ 1.1.1.1.4.1 log @file win32.asm was added on branch minoura-xpg4dl on 2000-06-16 18:45:46 +0000 @ text @d1 2766 @ 1.1.1.1.4.2 log @Import KTH Kerberos 4 from cryptosrc-intl. @ text @a0 2766 ; Don't even think of reading this code ; It was automatically generated by des-som2.pl ; Which is a perl program used to generate the x86 assember for ; any of elf, a.out, Win32, or Solaris ; It can be found in SSLeay 0.6.5+ or in libdes 3.26+ ; eric ; The inner loop instruction sequence and the IP/FP modifications ; are from Svend Olaf Mikkelsen ; TITLE dx86xxxx.asm .386 .model FLAT _TEXT SEGMENT PUBLIC _des_encrypt EXTRN _des_SPtrans:DWORD _des_encrypt PROC NEAR push ebp push ebx push esi push edi ; ; Load the 2 words mov esi, DWORD PTR 20[esp] xor ecx, ecx mov eax, DWORD PTR [esi] mov ebx, DWORD PTR 28[esp] mov edi, DWORD PTR 4[esi] ; ; IP rol eax, 4 mov esi, eax xor eax, edi and eax, 0f0f0f0f0h xor esi, eax xor edi, eax ; rol edi, 20 mov eax, edi xor edi, esi and edi, 0fff0000fh xor eax, edi xor esi, edi ; rol eax, 14 mov edi, eax xor eax, esi and eax, 033333333h xor edi, eax xor esi, eax ; rol esi, 22 mov eax, esi xor esi, edi and esi, 003fc03fch xor eax, esi xor edi, esi ; rol eax, 9 mov esi, eax xor eax, edi and eax, 0aaaaaaaah xor esi, eax xor edi, eax ; rol edi, 1 cmp ebx, 0 mov ebp, DWORD PTR 24[esp] je $L000start_decrypt ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx jmp $L001end $L000start_decrypt: ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx $L001end: ; ; FP mov edx, DWORD PTR 20[esp] ror esi, 1 mov eax, edi xor edi, esi and edi, 0aaaaaaaah xor eax, edi xor esi, edi ; rol eax, 23 mov edi, eax xor eax, esi and eax, 003fc03fch xor edi, eax xor esi, eax ; rol edi, 10 mov eax, edi xor edi, esi and edi, 033333333h xor eax, edi xor esi, edi ; rol esi, 18 mov edi, esi xor esi, eax and esi, 0fff0000fh xor edi, esi xor eax, esi ; rol edi, 12 mov esi, edi xor edi, eax and edi, 0f0f0f0f0h xor esi, edi xor eax, edi ; ror eax, 4 mov DWORD PTR [edx],eax mov DWORD PTR 4[edx],esi pop edi pop esi pop ebx pop ebp ret _des_encrypt ENDP _TEXT ENDS _TEXT SEGMENT PUBLIC _des_encrypt2 EXTRN _des_SPtrans:DWORD _des_encrypt2 PROC NEAR push ebp push ebx push esi push edi ; ; Load the 2 words mov eax, DWORD PTR 20[esp] xor ecx, ecx mov esi, DWORD PTR [eax] mov ebx, DWORD PTR 28[esp] rol esi, 3 mov edi, DWORD PTR 4[eax] rol edi, 3 cmp ebx, 0 mov ebp, DWORD PTR 24[esp] je $L002start_decrypt ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx jmp $L003end $L002start_decrypt: ; ; Round 15 mov eax, DWORD PTR 120[ebp] xor ebx, ebx mov edx, DWORD PTR 124[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 14 mov eax, DWORD PTR 112[ebp] xor ebx, ebx mov edx, DWORD PTR 116[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 13 mov eax, DWORD PTR 104[ebp] xor ebx, ebx mov edx, DWORD PTR 108[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 12 mov eax, DWORD PTR 96[ebp] xor ebx, ebx mov edx, DWORD PTR 100[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 11 mov eax, DWORD PTR 88[ebp] xor ebx, ebx mov edx, DWORD PTR 92[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 10 mov eax, DWORD PTR 80[ebp] xor ebx, ebx mov edx, DWORD PTR 84[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 9 mov eax, DWORD PTR 72[ebp] xor ebx, ebx mov edx, DWORD PTR 76[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 8 mov eax, DWORD PTR 64[ebp] xor ebx, ebx mov edx, DWORD PTR 68[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 7 mov eax, DWORD PTR 56[ebp] xor ebx, ebx mov edx, DWORD PTR 60[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 6 mov eax, DWORD PTR 48[ebp] xor ebx, ebx mov edx, DWORD PTR 52[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 5 mov eax, DWORD PTR 40[ebp] xor ebx, ebx mov edx, DWORD PTR 44[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 4 mov eax, DWORD PTR 32[ebp] xor ebx, ebx mov edx, DWORD PTR 36[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 3 mov eax, DWORD PTR 24[ebp] xor ebx, ebx mov edx, DWORD PTR 28[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 2 mov eax, DWORD PTR 16[ebp] xor ebx, ebx mov edx, DWORD PTR 20[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx ; ; Round 1 mov eax, DWORD PTR 8[ebp] xor ebx, ebx mov edx, DWORD PTR 12[ebp] xor eax, esi xor edx, esi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor edi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor edi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor edi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor edi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor edi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor edi, ebx ; ; Round 0 mov eax, DWORD PTR [ebp] xor ebx, ebx mov edx, DWORD PTR 4[ebp] xor eax, edi xor edx, edi and eax, 0fcfcfcfch and edx, 0cfcfcfcfh mov bl, al mov cl, ah ror edx, 4 mov ebp, DWORD PTR _des_SPtrans[ebx] mov bl, dl xor esi, ebp mov ebp, DWORD PTR _des_SPtrans[0200h+ecx] xor esi, ebp mov cl, dh shr eax, 16 mov ebp, DWORD PTR _des_SPtrans[0100h+ebx] xor esi, ebp mov bl, ah shr edx, 16 mov ebp, DWORD PTR _des_SPtrans[0300h+ecx] xor esi, ebp mov ebp, DWORD PTR 24[esp] mov cl, dh and eax, 0ffh and edx, 0ffh mov ebx, DWORD PTR _des_SPtrans[0600h+ebx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0700h+ecx] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0400h+eax] xor esi, ebx mov ebx, DWORD PTR _des_SPtrans[0500h+edx] xor esi, ebx $L003end: ; ; Fixup ror edi, 3 mov eax, DWORD PTR 20[esp] ror esi, 3 mov DWORD PTR [eax],edi mov DWORD PTR 4[eax],esi pop edi pop esi pop ebx pop ebp ret _des_encrypt2 ENDP _TEXT ENDS _TEXT SEGMENT PUBLIC _des_encrypt3 EXTRN _des_SPtrans:DWORD _des_encrypt3 PROC NEAR push ebp push ebx push esi push edi ; ; Load the data words mov ebx, DWORD PTR 20[esp] mov edi, DWORD PTR [ebx] mov esi, DWORD PTR 4[ebx] ; ; IP rol edi, 4 mov edx, edi xor edi, esi and edi, 0f0f0f0f0h xor edx, edi xor esi, edi ; rol esi, 20 mov edi, esi xor esi, edx and esi, 0fff0000fh xor edi, esi xor edx, esi ; rol edi, 14 mov esi, edi xor edi, edx and edi, 033333333h xor esi, edi xor edx, edi ; rol edx, 22 mov edi, edx xor edx, esi and edx, 003fc03fch xor edi, edx xor esi, edx ; rol edi, 9 mov edx, edi xor edi, esi and edi, 0aaaaaaaah xor edx, edi xor esi, edi ; ror edx, 3 ror esi, 2 mov DWORD PTR 4[ebx],esi mov eax, DWORD PTR 24[esp] mov DWORD PTR [ebx],edx mov edi, DWORD PTR 28[esp] mov esi, DWORD PTR 32[esp] push 1 push eax push ebx call _des_encrypt2 push 0 push edi push ebx call _des_encrypt2 push 1 push esi push ebx call _des_encrypt2 mov edi, DWORD PTR [ebx] add esp, 36 mov esi, DWORD PTR 4[ebx] ; ; FP rol esi, 2 rol edi, 3 mov eax, edi xor edi, esi and edi, 0aaaaaaaah xor eax, edi xor esi, edi ; rol eax, 23 mov edi, eax xor eax, esi and eax, 003fc03fch xor edi, eax xor esi, eax ; rol edi, 10 mov eax, edi xor edi, esi and edi, 033333333h xor eax, edi xor esi, edi ; rol esi, 18 mov edi, esi xor esi, eax and esi, 0fff0000fh xor edi, esi xor eax, esi ; rol edi, 12 mov esi, edi xor edi, eax and edi, 0f0f0f0f0h xor esi, edi xor eax, edi ; ror eax, 4 mov DWORD PTR [ebx],eax mov DWORD PTR 4[ebx],esi pop edi pop esi pop ebx pop ebp ret _des_encrypt3 ENDP _TEXT ENDS _TEXT SEGMENT PUBLIC _des_decrypt3 EXTRN _des_SPtrans:DWORD _des_decrypt3 PROC NEAR push ebp push ebx push esi push edi ; ; Load the data words mov ebx, DWORD PTR 20[esp] mov edi, DWORD PTR [ebx] mov esi, DWORD PTR 4[ebx] ; ; IP rol edi, 4 mov edx, edi xor edi, esi and edi, 0f0f0f0f0h xor edx, edi xor esi, edi ; rol esi, 20 mov edi, esi xor esi, edx and esi, 0fff0000fh xor edi, esi xor edx, esi ; rol edi, 14 mov esi, edi xor edi, edx and edi, 033333333h xor esi, edi xor edx, edi ; rol edx, 22 mov edi, edx xor edx, esi and edx, 003fc03fch xor edi, edx xor esi, edx ; rol edi, 9 mov edx, edi xor edi, esi and edi, 0aaaaaaaah xor edx, edi xor esi, edi ; ror edx, 3 ror esi, 2 mov DWORD PTR 4[ebx],esi mov esi, DWORD PTR 24[esp] mov DWORD PTR [ebx],edx mov edi, DWORD PTR 28[esp] mov eax, DWORD PTR 32[esp] push 0 push eax push ebx call _des_encrypt2 push 1 push edi push ebx call _des_encrypt2 push 0 push esi push ebx call _des_encrypt2 mov edi, DWORD PTR [ebx] add esp, 36 mov esi, DWORD PTR 4[ebx] ; ; FP rol esi, 2 rol edi, 3 mov eax, edi xor edi, esi and edi, 0aaaaaaaah xor eax, edi xor esi, edi ; rol eax, 23 mov edi, eax xor eax, esi and eax, 003fc03fch xor edi, eax xor esi, eax ; rol edi, 10 mov eax, edi xor edi, esi and edi, 033333333h xor eax, edi xor esi, edi ; rol esi, 18 mov edi, esi xor esi, eax and esi, 0fff0000fh xor edi, esi xor eax, esi ; rol edi, 12 mov esi, edi xor edi, eax and edi, 0f0f0f0f0h xor esi, edi xor eax, edi ; ror eax, 4 mov DWORD PTR [ebx],eax mov DWORD PTR 4[ebx],esi pop edi pop esi pop ebx pop ebp ret _des_decrypt3 ENDP _TEXT ENDS END @