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authorBodo Möller <bodo@openssl.org>2000-03-13 08:04:20 +0000
committerBodo Möller <bodo@openssl.org>2000-03-13 08:04:20 +0000
commit88f17a5e989b1ba64a9ea3b1cc80eaef2aa266f9 (patch)
treec2423de96cb66fe274e1a580819ed25c176fc62e /crypto/cast/asm
parent863fe2ecac0a86475900655899ea78b472941e52 (diff)
Remove Win32 assembler files. They are always rebuilt (with some
choice of parameters) when they are needed.
Diffstat (limited to 'crypto/cast/asm')
-rw-r--r--crypto/cast/asm/c-win32.asm953
1 files changed, 0 insertions, 953 deletions
diff --git a/crypto/cast/asm/c-win32.asm b/crypto/cast/asm/c-win32.asm
deleted file mode 100644
index ba78a3c69c..0000000000
--- a/crypto/cast/asm/c-win32.asm
+++ /dev/null
@@ -1,953 +0,0 @@
- ; Don't even think of reading this code
- ; It was automatically generated by cast-586.pl
- ; Which is a perl program used to generate the x86 assember for
- ; any of elf, a.out, BSDI,Win32, or Solaris
- ; eric <eay@cryptsoft.com>
- ;
- TITLE cast-586.asm
- .486
-.model FLAT
-_TEXT SEGMENT
-PUBLIC _CAST_encrypt
-EXTERN _CAST_S_table0:DWORD
-EXTERN _CAST_S_table1:DWORD
-EXTERN _CAST_S_table2:DWORD
-EXTERN _CAST_S_table3:DWORD
-
-_CAST_encrypt PROC NEAR
- ;
- push ebp
- push ebx
- mov ebx, DWORD PTR 12[esp]
- mov ebp, DWORD PTR 16[esp]
- push esi
- push edi
- ; Load the 2 words
- mov edi, DWORD PTR [ebx]
- mov esi, DWORD PTR 4[ebx]
- ; Get short key flag
- mov eax, DWORD PTR 128[ebp]
- push eax
- xor eax, eax
- ; round 0
- mov edx, DWORD PTR [ebp]
- mov ecx, DWORD PTR 4[ebp]
- add edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor edi, ecx
- ; round 1
- mov edx, DWORD PTR 8[ebp]
- mov ecx, DWORD PTR 12[ebp]
- xor edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor esi, ecx
- ; round 2
- mov edx, DWORD PTR 16[ebp]
- mov ecx, DWORD PTR 20[ebp]
- sub edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor edi, ecx
- ; round 3
- mov edx, DWORD PTR 24[ebp]
- mov ecx, DWORD PTR 28[ebp]
- add edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor esi, ecx
- ; round 4
- mov edx, DWORD PTR 32[ebp]
- mov ecx, DWORD PTR 36[ebp]
- xor edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor edi, ecx
- ; round 5
- mov edx, DWORD PTR 40[ebp]
- mov ecx, DWORD PTR 44[ebp]
- sub edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor esi, ecx
- ; round 6
- mov edx, DWORD PTR 48[ebp]
- mov ecx, DWORD PTR 52[ebp]
- add edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor edi, ecx
- ; round 7
- mov edx, DWORD PTR 56[ebp]
- mov ecx, DWORD PTR 60[ebp]
- xor edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor esi, ecx
- ; round 8
- mov edx, DWORD PTR 64[ebp]
- mov ecx, DWORD PTR 68[ebp]
- sub edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor edi, ecx
- ; round 9
- mov edx, DWORD PTR 72[ebp]
- mov ecx, DWORD PTR 76[ebp]
- add edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor esi, ecx
- ; round 10
- mov edx, DWORD PTR 80[ebp]
- mov ecx, DWORD PTR 84[ebp]
- xor edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor edi, ecx
- ; round 11
- mov edx, DWORD PTR 88[ebp]
- mov ecx, DWORD PTR 92[ebp]
- sub edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor esi, ecx
- ; test short key flag
- pop edx
- or edx, edx
- jnz $L000cast_enc_done
- ; round 12
- mov edx, DWORD PTR 96[ebp]
- mov ecx, DWORD PTR 100[ebp]
- add edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor edi, ecx
- ; round 13
- mov edx, DWORD PTR 104[ebp]
- mov ecx, DWORD PTR 108[ebp]
- xor edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor esi, ecx
- ; round 14
- mov edx, DWORD PTR 112[ebp]
- mov ecx, DWORD PTR 116[ebp]
- sub edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor edi, ecx
- ; round 15
- mov edx, DWORD PTR 120[ebp]
- mov ecx, DWORD PTR 124[ebp]
- add edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor esi, ecx
-$L000cast_enc_done:
- nop
- mov eax, DWORD PTR 20[esp]
- mov DWORD PTR 4[eax],edi
- mov DWORD PTR [eax],esi
- pop edi
- pop esi
- pop ebx
- pop ebp
- ret
-_CAST_encrypt ENDP
-_TEXT ENDS
-_TEXT SEGMENT
-PUBLIC _CAST_decrypt
-EXTERN _CAST_S_table0:DWORD
-EXTERN _CAST_S_table1:DWORD
-EXTERN _CAST_S_table2:DWORD
-EXTERN _CAST_S_table3:DWORD
-
-_CAST_decrypt PROC NEAR
- ;
- push ebp
- push ebx
- mov ebx, DWORD PTR 12[esp]
- mov ebp, DWORD PTR 16[esp]
- push esi
- push edi
- ; Load the 2 words
- mov edi, DWORD PTR [ebx]
- mov esi, DWORD PTR 4[ebx]
- ; Get short key flag
- mov eax, DWORD PTR 128[ebp]
- or eax, eax
- jnz $L001cast_dec_skip
- xor eax, eax
- ; round 15
- mov edx, DWORD PTR 120[ebp]
- mov ecx, DWORD PTR 124[ebp]
- add edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor edi, ecx
- ; round 14
- mov edx, DWORD PTR 112[ebp]
- mov ecx, DWORD PTR 116[ebp]
- sub edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor esi, ecx
- ; round 13
- mov edx, DWORD PTR 104[ebp]
- mov ecx, DWORD PTR 108[ebp]
- xor edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor edi, ecx
- ; round 12
- mov edx, DWORD PTR 96[ebp]
- mov ecx, DWORD PTR 100[ebp]
- add edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor esi, ecx
-$L001cast_dec_skip:
- ; round 11
- mov edx, DWORD PTR 88[ebp]
- mov ecx, DWORD PTR 92[ebp]
- sub edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor edi, ecx
- ; round 10
- mov edx, DWORD PTR 80[ebp]
- mov ecx, DWORD PTR 84[ebp]
- xor edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor esi, ecx
- ; round 9
- mov edx, DWORD PTR 72[ebp]
- mov ecx, DWORD PTR 76[ebp]
- add edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor edi, ecx
- ; round 8
- mov edx, DWORD PTR 64[ebp]
- mov ecx, DWORD PTR 68[ebp]
- sub edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor esi, ecx
- ; round 7
- mov edx, DWORD PTR 56[ebp]
- mov ecx, DWORD PTR 60[ebp]
- xor edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor edi, ecx
- ; round 6
- mov edx, DWORD PTR 48[ebp]
- mov ecx, DWORD PTR 52[ebp]
- add edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor esi, ecx
- ; round 5
- mov edx, DWORD PTR 40[ebp]
- mov ecx, DWORD PTR 44[ebp]
- sub edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor edi, ecx
- ; round 4
- mov edx, DWORD PTR 32[ebp]
- mov ecx, DWORD PTR 36[ebp]
- xor edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor esi, ecx
- ; round 3
- mov edx, DWORD PTR 24[ebp]
- mov ecx, DWORD PTR 28[ebp]
- add edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor edi, ecx
- ; round 2
- mov edx, DWORD PTR 16[ebp]
- mov ecx, DWORD PTR 20[ebp]
- sub edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- sub ecx, ebx
- xor esi, ecx
- ; round 1
- mov edx, DWORD PTR 8[ebp]
- mov ecx, DWORD PTR 12[ebp]
- xor edx, esi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- add ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- xor ecx, ebx
- xor edi, ecx
- ; round 0
- mov edx, DWORD PTR [ebp]
- mov ecx, DWORD PTR 4[ebp]
- add edx, edi
- rol edx, cl
- mov ebx, edx
- xor ecx, ecx
- mov cl, dh
- and ebx, 255
- shr edx, 16
- xor eax, eax
- mov al, dh
- and edx, 255
- mov ecx, DWORD PTR _CAST_S_table0[ecx*4]
- mov ebx, DWORD PTR _CAST_S_table1[ebx*4]
- xor ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table2[eax*4]
- sub ecx, ebx
- mov ebx, DWORD PTR _CAST_S_table3[edx*4]
- add ecx, ebx
- xor esi, ecx
- nop
- mov eax, DWORD PTR 20[esp]
- mov DWORD PTR 4[eax],edi
- mov DWORD PTR [eax],esi
- pop edi
- pop esi
- pop ebx
- pop ebp
- ret
-_CAST_decrypt ENDP
-_TEXT ENDS
-_TEXT SEGMENT
-PUBLIC _CAST_cbc_encrypt
-
-_CAST_cbc_encrypt PROC NEAR
- ;
- push ebp
- push ebx
- push esi
- push edi
- mov ebp, DWORD PTR 28[esp]
- ; getting iv ptr from parameter 4
- mov ebx, DWORD PTR 36[esp]
- mov esi, DWORD PTR [ebx]
- mov edi, DWORD PTR 4[ebx]
- push edi
- push esi
- push edi
- push esi
- mov ebx, esp
- mov esi, DWORD PTR 36[esp]
- mov edi, DWORD PTR 40[esp]
- ; getting encrypt flag from parameter 5
- mov ecx, DWORD PTR 56[esp]
- ; get and push parameter 3
- mov eax, DWORD PTR 48[esp]
- push eax
- push ebx
- cmp ecx, 0
- jz $L002decrypt
- and ebp, 4294967288
- mov eax, DWORD PTR 8[esp]
- mov ebx, DWORD PTR 12[esp]
- jz $L003encrypt_finish
-L004encrypt_loop:
- mov ecx, DWORD PTR [esi]
- mov edx, DWORD PTR 4[esi]
- xor eax, ecx
- xor ebx, edx
- bswap eax
- bswap ebx
- mov DWORD PTR 8[esp],eax
- mov DWORD PTR 12[esp],ebx
- call _CAST_encrypt
- mov eax, DWORD PTR 8[esp]
- mov ebx, DWORD PTR 12[esp]
- bswap eax
- bswap ebx
- mov DWORD PTR [edi],eax
- mov DWORD PTR 4[edi],ebx
- add esi, 8
- add edi, 8
- sub ebp, 8
- jnz L004encrypt_loop
-$L003encrypt_finish:
- mov ebp, DWORD PTR 52[esp]
- and ebp, 7
- jz $L005finish
- xor ecx, ecx
- xor edx, edx
- mov ebp, DWORD PTR $L006cbc_enc_jmp_table[ebp*4]
- jmp ebp
-L007ej7:
- xor edx, edx
- mov dh, BYTE PTR 6[esi]
- shl edx, 8
-L008ej6:
- mov dh, BYTE PTR 5[esi]
-L009ej5:
- mov dl, BYTE PTR 4[esi]
-L010ej4:
- mov ecx, DWORD PTR [esi]
- jmp $L011ejend
-L012ej3:
- mov ch, BYTE PTR 2[esi]
- xor ecx, ecx
- shl ecx, 8
-L013ej2:
- mov ch, BYTE PTR 1[esi]
-L014ej1:
- mov cl, BYTE PTR [esi]
-$L011ejend:
- xor eax, ecx
- xor ebx, edx
- bswap eax
- bswap ebx
- mov DWORD PTR 8[esp],eax
- mov DWORD PTR 12[esp],ebx
- call _CAST_encrypt
- mov eax, DWORD PTR 8[esp]
- mov ebx, DWORD PTR 12[esp]
- bswap eax
- bswap ebx
- mov DWORD PTR [edi],eax
- mov DWORD PTR 4[edi],ebx
- jmp $L005finish
-$L002decrypt:
- and ebp, 4294967288
- mov eax, DWORD PTR 16[esp]
- mov ebx, DWORD PTR 20[esp]
- jz $L015decrypt_finish
-L016decrypt_loop:
- mov eax, DWORD PTR [esi]
- mov ebx, DWORD PTR 4[esi]
- bswap eax
- bswap ebx
- mov DWORD PTR 8[esp],eax
- mov DWORD PTR 12[esp],ebx
- call _CAST_decrypt
- mov eax, DWORD PTR 8[esp]
- mov ebx, DWORD PTR 12[esp]
- bswap eax
- bswap ebx
- mov ecx, DWORD PTR 16[esp]
- mov edx, DWORD PTR 20[esp]
- xor ecx, eax
- xor edx, ebx
- mov eax, DWORD PTR [esi]
- mov ebx, DWORD PTR 4[esi]
- mov DWORD PTR [edi],ecx
- mov DWORD PTR 4[edi],edx
- mov DWORD PTR 16[esp],eax
- mov DWORD PTR 20[esp],ebx
- add esi, 8
- add edi, 8
- sub ebp, 8
- jnz L016decrypt_loop
-$L015decrypt_finish:
- mov ebp, DWORD PTR 52[esp]
- and ebp, 7
- jz $L005finish
- mov eax, DWORD PTR [esi]
- mov ebx, DWORD PTR 4[esi]
- bswap eax
- bswap ebx
- mov DWORD PTR 8[esp],eax
- mov DWORD PTR 12[esp],ebx
- call _CAST_decrypt
- mov eax, DWORD PTR 8[esp]
- mov ebx, DWORD PTR 12[esp]
- bswap eax
- bswap ebx
- mov ecx, DWORD PTR 16[esp]
- mov edx, DWORD PTR 20[esp]
- xor ecx, eax
- xor edx, ebx
- mov eax, DWORD PTR [esi]
- mov ebx, DWORD PTR 4[esi]
-L017dj7:
- ror edx, 16
- mov BYTE PTR 6[edi],dl
- shr edx, 16
-L018dj6:
- mov BYTE PTR 5[edi],dh
-L019dj5:
- mov BYTE PTR 4[edi],dl
-L020dj4:
- mov DWORD PTR [edi],ecx
- jmp $L021djend
-L022dj3:
- ror ecx, 16
- mov BYTE PTR 2[edi],cl
- shl ecx, 16
-L023dj2:
- mov BYTE PTR 1[esi],ch
-L024dj1:
- mov BYTE PTR [esi], cl
-$L021djend:
- jmp $L005finish
-$L005finish:
- mov ecx, DWORD PTR 60[esp]
- add esp, 24
- mov DWORD PTR [ecx],eax
- mov DWORD PTR 4[ecx],ebx
- pop edi
- pop esi
- pop ebx
- pop ebp
- ret
-$L006cbc_enc_jmp_table:
- DD 0
- DD L014ej1
- DD L013ej2
- DD L012ej3
- DD L010ej4
- DD L009ej5
- DD L008ej6
- DD L007ej7
-L025cbc_dec_jmp_table:
- DD 0
- DD L024dj1
- DD L023dj2
- DD L022dj3
- DD L020dj4
- DD L019dj5
- DD L018dj6
- DD L017dj7
-_CAST_cbc_encrypt ENDP
-_TEXT ENDS
-END