/* 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 CAST_S_table0 _CAST_S_table0 #define CAST_S_table1 _CAST_S_table1 #define CAST_S_table2 _CAST_S_table2 #define CAST_S_table3 _CAST_S_table3 #define CAST_encrypt _CAST_encrypt #define CAST_S_table0 _CAST_S_table0 #define CAST_S_table1 _CAST_S_table1 #define CAST_S_table2 _CAST_S_table2 #define CAST_S_table3 _CAST_S_table3 #define CAST_decrypt _CAST_decrypt #define CAST_cbc_encrypt _CAST_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 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 */ .file "cast-586.s" .version "01.01" gcc2_compiled.: .text .align ALIGN .globl CAST_encrypt TYPE(CAST_encrypt,@function) CAST_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 /* round 0 */ movl (%ebp), %edx movl 4(%ebp), %ecx addl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %edi /* round 1 */ movl 8(%ebp), %edx movl 12(%ebp), %ecx xorl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %esi /* round 2 */ movl 16(%ebp), %edx movl 20(%ebp), %ecx subl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %edi /* round 3 */ movl 24(%ebp), %edx movl 28(%ebp), %ecx addl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %esi /* round 4 */ movl 32(%ebp), %edx movl 36(%ebp), %ecx xorl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %edi /* round 5 */ movl 40(%ebp), %edx movl 44(%ebp), %ecx subl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %esi /* round 6 */ movl 48(%ebp), %edx movl 52(%ebp), %ecx addl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %edi /* round 7 */ movl 56(%ebp), %edx movl 60(%ebp), %ecx xorl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %esi /* round 8 */ movl 64(%ebp), %edx movl 68(%ebp), %ecx subl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %edi /* round 9 */ movl 72(%ebp), %edx movl 76(%ebp), %ecx addl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %esi /* round 10 */ movl 80(%ebp), %edx movl 84(%ebp), %ecx xorl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %edi /* round 11 */ movl 88(%ebp), %edx movl 92(%ebp), %ecx subl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %esi /* round 12 */ movl 96(%ebp), %edx movl 100(%ebp), %ecx addl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %edi /* round 13 */ movl 104(%ebp), %edx movl 108(%ebp), %ecx xorl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %esi /* round 14 */ movl 112(%ebp), %edx movl 116(%ebp), %ecx subl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %edi /* round 15 */ movl 120(%ebp), %edx movl 124(%ebp), %ecx addl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx movl 20(%esp), %eax xorl %ecx, %esi nop movl %edi, 4(%eax) movl %esi, (%eax) popl %edi popl %esi popl %ebx popl %ebp ret .CAST_encrypt_end: SIZE(CAST_encrypt,.CAST_encrypt_end-CAST_encrypt) .ident "CAST_encrypt" .text .align ALIGN .globl CAST_decrypt TYPE(CAST_decrypt,@function) CAST_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 /* round 15 */ movl 120(%ebp), %edx movl 124(%ebp), %ecx addl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %edi /* round 14 */ movl 112(%ebp), %edx movl 116(%ebp), %ecx subl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %esi /* round 13 */ movl 104(%ebp), %edx movl 108(%ebp), %ecx xorl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %edi /* round 12 */ movl 96(%ebp), %edx movl 100(%ebp), %ecx addl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %esi /* round 11 */ movl 88(%ebp), %edx movl 92(%ebp), %ecx subl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %edi /* round 10 */ movl 80(%ebp), %edx movl 84(%ebp), %ecx xorl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %esi /* round 9 */ movl 72(%ebp), %edx movl 76(%ebp), %ecx addl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %edi /* round 8 */ movl 64(%ebp), %edx movl 68(%ebp), %ecx subl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %esi /* round 7 */ movl 56(%ebp), %edx movl 60(%ebp), %ecx xorl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %edi /* round 6 */ movl 48(%ebp), %edx movl 52(%ebp), %ecx addl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %esi /* round 5 */ movl 40(%ebp), %edx movl 44(%ebp), %ecx subl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %edi /* round 4 */ movl 32(%ebp), %edx movl 36(%ebp), %ecx xorl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %esi /* round 3 */ movl 24(%ebp), %edx movl 28(%ebp), %ecx addl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx xorl %ecx, %edi /* round 2 */ movl 16(%ebp), %edx movl 20(%ebp), %ecx subl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx addl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx xorl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx subl %ebx, %ecx xorl %ecx, %esi /* round 1 */ movl 8(%ebp), %edx movl 12(%ebp), %ecx xorl %esi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx subl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx addl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx xorl %ebx, %ecx xorl %ecx, %edi /* round 0 */ movl (%ebp), %edx movl 4(%ebp), %ecx addl %edi, %edx roll %cl, %edx movl %edx, %ebx xorl %ecx, %ecx movb %dh, %cl andl $255, %ebx shrl $16, %edx xorl %eax, %eax movb %dh, %al andl $255, %edx movl CAST_S_table0(,%ecx,4),%ecx movl CAST_S_table1(,%ebx,4),%ebx xorl %ebx, %ecx movl CAST_S_table2(,%eax,4),%ebx subl %ebx, %ecx movl CAST_S_table3(,%edx,4),%ebx addl %ebx, %ecx movl 20(%esp), %eax xorl %ecx, %esi nop movl %edi, 4(%eax) movl %esi, (%eax) popl %edi popl %esi popl %ebx popl %ebp ret .CAST_decrypt_end: SIZE(CAST_decrypt,.CAST_decrypt_end-CAST_decrypt) .ident "CAST_decrypt" .text .align ALIGN .globl CAST_cbc_encrypt TYPE(CAST_cbc_encrypt,@function) CAST_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 CAST_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: xorl %edx, %edx 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 xorl %ecx, %ecx 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 CAST_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 CAST_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 CAST_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 .CAST_cbc_encrypt_end: SIZE(CAST_cbc_encrypt,.CAST_cbc_encrypt_end-CAST_cbc_encrypt) .ident "desasm.pl"