📄 cx86unix.cpp

📁 openssl是ssl的开源项目
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	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"
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