| /* Run the C pre-processor over this file with one of the following defined |
| * ELF - elf object files, |
| * OUT - a.out object files, |
| * BSDI - BSDI style a.out object files |
| * SOL - Solaris style elf |
| */ |
| |
| #define TYPE(a,b) .type a,b |
| #define SIZE(a,b) .size a,b |
| |
| #if defined(OUT) || defined(BSDI) |
| #define BF_encrypt _BF_encrypt |
| #define BF_decrypt _BF_decrypt |
| #define BF_cbc_encrypt _BF_cbc_encrypt |
| |
| #endif |
| |
| #ifdef OUT |
| #define OK 1 |
| #define ALIGN 4 |
| #endif |
| |
| #ifdef BSDI |
| #define OK 1 |
| #define ALIGN 4 |
| #undef SIZE |
| #undef TYPE |
| #define SIZE(a,b) |
| #define TYPE(a,b) |
| #endif |
| |
| #if defined(ELF) || defined(SOL) |
| #define OK 1 |
| #define ALIGN 16 |
| #endif |
| |
| #ifndef OK |
| You need to define one of |
| ELF - elf systems - linux-elf, NetBSD and DG-UX |
| OUT - a.out systems - linux-a.out and FreeBSD |
| SOL - solaris systems, which are elf with strange comment lines |
| BSDI - a.out with a very primative version of as. |
| #endif |
| |
| /* Let the Assembler begin :-) */ |
| /* Don't even think of reading this code */ |
| /* It was automatically generated by bf-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> */ |
| |
| .file "bf-586.s" |
| .version "01.01" |
| gcc2_compiled.: |
| .text |
| .align ALIGN |
| .globl BF_encrypt |
| TYPE(BF_encrypt,@function) |
| BF_encrypt: |
| |
| pushl %ebp |
| pushl %ebx |
| movl 12(%esp), %ebx |
| movl 16(%esp), %ebp |
| pushl %esi |
| pushl %edi |
| /* Load the 2 words */ |
| movl (%ebx), %edi |
| movl 4(%ebx), %esi |
| xorl %eax, %eax |
| movl (%ebp), %ebx |
| xorl %ecx, %ecx |
| xorl %ebx, %edi |
| |
| /* Round 0 */ |
| movl 4(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 1 */ |
| movl 8(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 2 */ |
| movl 12(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 3 */ |
| movl 16(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 4 */ |
| movl 20(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 5 */ |
| movl 24(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 6 */ |
| movl 28(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 7 */ |
| movl 32(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 8 */ |
| movl 36(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 9 */ |
| movl 40(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 10 */ |
| movl 44(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 11 */ |
| movl 48(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 12 */ |
| movl 52(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 13 */ |
| movl 56(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 14 */ |
| movl 60(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 15 */ |
| movl 64(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| /* Load parameter 0 (16) enc=1 */ |
| movl 20(%esp), %eax |
| xorl %ebx, %edi |
| movl 68(%ebp), %edx |
| xorl %edx, %esi |
| movl %edi, 4(%eax) |
| movl %esi, (%eax) |
| popl %edi |
| popl %esi |
| popl %ebx |
| popl %ebp |
| ret |
| .BF_encrypt_end: |
| SIZE(BF_encrypt,.BF_encrypt_end-BF_encrypt) |
| .ident "BF_encrypt" |
| .text |
| .align ALIGN |
| .globl BF_decrypt |
| TYPE(BF_decrypt,@function) |
| BF_decrypt: |
| |
| pushl %ebp |
| pushl %ebx |
| movl 12(%esp), %ebx |
| movl 16(%esp), %ebp |
| pushl %esi |
| pushl %edi |
| /* Load the 2 words */ |
| movl (%ebx), %edi |
| movl 4(%ebx), %esi |
| xorl %eax, %eax |
| movl 68(%ebp), %ebx |
| xorl %ecx, %ecx |
| xorl %ebx, %edi |
| |
| /* Round 16 */ |
| movl 64(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 15 */ |
| movl 60(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 14 */ |
| movl 56(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 13 */ |
| movl 52(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 12 */ |
| movl 48(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 11 */ |
| movl 44(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 10 */ |
| movl 40(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 9 */ |
| movl 36(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 8 */ |
| movl 32(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 7 */ |
| movl 28(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 6 */ |
| movl 24(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 5 */ |
| movl 20(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 4 */ |
| movl 16(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 3 */ |
| movl 12(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %edi |
| |
| /* Round 2 */ |
| movl 8(%ebp), %edx |
| movl %edi, %ebx |
| xorl %edx, %esi |
| shrl $16, %ebx |
| movl %edi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| xorl %eax, %eax |
| xorl %ebx, %esi |
| |
| /* Round 1 */ |
| movl 4(%ebp), %edx |
| movl %esi, %ebx |
| xorl %edx, %edi |
| shrl $16, %ebx |
| movl %esi, %edx |
| movb %bh, %al |
| andl $255, %ebx |
| movb %dh, %cl |
| andl $255, %edx |
| movl 72(%ebp,%eax,4),%eax |
| movl 1096(%ebp,%ebx,4),%ebx |
| addl %eax, %ebx |
| movl 2120(%ebp,%ecx,4),%eax |
| xorl %eax, %ebx |
| movl 3144(%ebp,%edx,4),%edx |
| addl %edx, %ebx |
| /* Load parameter 0 (1) enc=0 */ |
| movl 20(%esp), %eax |
| xorl %ebx, %edi |
| movl (%ebp), %edx |
| xorl %edx, %esi |
| movl %edi, 4(%eax) |
| movl %esi, (%eax) |
| popl %edi |
| popl %esi |
| popl %ebx |
| popl %ebp |
| ret |
| .BF_decrypt_end: |
| SIZE(BF_decrypt,.BF_decrypt_end-BF_decrypt) |
| .ident "BF_decrypt" |
| .text |
| .align ALIGN |
| .globl BF_cbc_encrypt |
| TYPE(BF_cbc_encrypt,@function) |
| BF_cbc_encrypt: |
| |
| pushl %ebp |
| pushl %ebx |
| pushl %esi |
| pushl %edi |
| movl 28(%esp), %ebp |
| /* getting iv ptr from parameter 4 */ |
| movl 36(%esp), %ebx |
| movl (%ebx), %esi |
| movl 4(%ebx), %edi |
| pushl %edi |
| pushl %esi |
| pushl %edi |
| pushl %esi |
| movl %esp, %ebx |
| movl 36(%esp), %esi |
| movl 40(%esp), %edi |
| /* getting encrypt flag from parameter 5 */ |
| movl 56(%esp), %ecx |
| /* get and push parameter 3 */ |
| movl 48(%esp), %eax |
| pushl %eax |
| pushl %ebx |
| cmpl $0, %ecx |
| jz .L000decrypt |
| andl $4294967288, %ebp |
| movl 8(%esp), %eax |
| movl 12(%esp), %ebx |
| jz .L001encrypt_finish |
| .L002encrypt_loop: |
| movl (%esi), %ecx |
| movl 4(%esi), %edx |
| xorl %ecx, %eax |
| xorl %edx, %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl %eax, 8(%esp) |
| movl %ebx, 12(%esp) |
| call BF_encrypt |
| movl 8(%esp), %eax |
| movl 12(%esp), %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl %eax, (%edi) |
| movl %ebx, 4(%edi) |
| addl $8, %esi |
| addl $8, %edi |
| subl $8, %ebp |
| jnz .L002encrypt_loop |
| .L001encrypt_finish: |
| movl 52(%esp), %ebp |
| andl $7, %ebp |
| jz .L003finish |
| xorl %ecx, %ecx |
| xorl %edx, %edx |
| movl .L004cbc_enc_jmp_table(,%ebp,4),%ebp |
| jmp *%ebp |
| .L005ej7: |
| movb 6(%esi), %dh |
| sall $8, %edx |
| .L006ej6: |
| movb 5(%esi), %dh |
| .L007ej5: |
| movb 4(%esi), %dl |
| .L008ej4: |
| movl (%esi), %ecx |
| jmp .L009ejend |
| .L010ej3: |
| movb 2(%esi), %ch |
| sall $8, %ecx |
| .L011ej2: |
| movb 1(%esi), %ch |
| .L012ej1: |
| movb (%esi), %cl |
| .L009ejend: |
| xorl %ecx, %eax |
| xorl %edx, %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl %eax, 8(%esp) |
| movl %ebx, 12(%esp) |
| call BF_encrypt |
| movl 8(%esp), %eax |
| movl 12(%esp), %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl %eax, (%edi) |
| movl %ebx, 4(%edi) |
| jmp .L003finish |
| .align ALIGN |
| .L000decrypt: |
| andl $4294967288, %ebp |
| movl 16(%esp), %eax |
| movl 20(%esp), %ebx |
| jz .L013decrypt_finish |
| .L014decrypt_loop: |
| movl (%esi), %eax |
| movl 4(%esi), %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl %eax, 8(%esp) |
| movl %ebx, 12(%esp) |
| call BF_decrypt |
| movl 8(%esp), %eax |
| movl 12(%esp), %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl 16(%esp), %ecx |
| movl 20(%esp), %edx |
| xorl %eax, %ecx |
| xorl %ebx, %edx |
| movl (%esi), %eax |
| movl 4(%esi), %ebx |
| movl %ecx, (%edi) |
| movl %edx, 4(%edi) |
| movl %eax, 16(%esp) |
| movl %ebx, 20(%esp) |
| addl $8, %esi |
| addl $8, %edi |
| subl $8, %ebp |
| jnz .L014decrypt_loop |
| .L013decrypt_finish: |
| movl 52(%esp), %ebp |
| andl $7, %ebp |
| jz .L003finish |
| movl (%esi), %eax |
| movl 4(%esi), %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl %eax, 8(%esp) |
| movl %ebx, 12(%esp) |
| call BF_decrypt |
| movl 8(%esp), %eax |
| movl 12(%esp), %ebx |
| .byte 15 |
| .byte 200 /* bswapl %eax */ |
| .byte 15 |
| .byte 203 /* bswapl %ebx */ |
| movl 16(%esp), %ecx |
| movl 20(%esp), %edx |
| xorl %eax, %ecx |
| xorl %ebx, %edx |
| movl (%esi), %eax |
| movl 4(%esi), %ebx |
| .L015dj7: |
| rorl $16, %edx |
| movb %dl, 6(%edi) |
| shrl $16, %edx |
| .L016dj6: |
| movb %dh, 5(%edi) |
| .L017dj5: |
| movb %dl, 4(%edi) |
| .L018dj4: |
| movl %ecx, (%edi) |
| jmp .L019djend |
| .L020dj3: |
| rorl $16, %ecx |
| movb %cl, 2(%edi) |
| sall $16, %ecx |
| .L021dj2: |
| movb %ch, 1(%esi) |
| .L022dj1: |
| movb %cl, (%esi) |
| .L019djend: |
| jmp .L003finish |
| .align ALIGN |
| .L003finish: |
| movl 60(%esp), %ecx |
| addl $24, %esp |
| movl %eax, (%ecx) |
| movl %ebx, 4(%ecx) |
| popl %edi |
| popl %esi |
| popl %ebx |
| popl %ebp |
| ret |
| .align ALIGN |
| .L004cbc_enc_jmp_table: |
| .long 0 |
| .long .L012ej1 |
| .long .L011ej2 |
| .long .L010ej3 |
| .long .L008ej4 |
| .long .L007ej5 |
| .long .L006ej6 |
| .long .L005ej7 |
| .align ALIGN |
| .L023cbc_dec_jmp_table: |
| .long 0 |
| .long .L022dj1 |
| .long .L021dj2 |
| .long .L020dj3 |
| .long .L018dj4 |
| .long .L017dj5 |
| .long .L016dj6 |
| .long .L015dj7 |
| .BF_cbc_encrypt_end: |
| SIZE(BF_cbc_encrypt,.BF_cbc_encrypt_end-BF_cbc_encrypt) |
| .ident "desasm.pl" |
