📄 rx86unix.cpp

📁 一个用于点对点传输加密的工具包源码
💻 CPP
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/* 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) && !defined(ELF))#define RC4 _RC4#endif#ifdef OUT#define OK	1#define ALIGN	4#endif#if defined(BSDI) && !defined(ELF)#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 OKYou need to define one ofELF - elf systems - linux-elf, NetBSD and DG-UXOUT - a.out systems - linux-a.out and FreeBSDSOL - solaris systems, which are elf with strange comment linesBSDI - 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 rc4-586.pl */	/* Which is a perl program used to generate the x86 assember for */	/* any of elf, a.out, BSDI, Win32, gaswin (for GNU as on Win32) or Solaris */	/* eric <eay@cryptsoft.com> */	.file	"rc4-586.s"	.version	"01.01"gcc2_compiled.:.text	.align ALIGN.globl RC4	TYPE(RC4,@function)RC4:	pushl	%ebp	pushl	%ebx	movl	12(%esp),	%ebp	movl	16(%esp),	%ebx	pushl	%esi	pushl	%edi	movl	(%ebp),		%ecx	movl	4(%ebp),	%edx	movl	28(%esp),	%esi	incl	%ecx	subl	$12,		%esp	addl	$8,		%ebp	andl	$255,		%ecx	leal	-8(%ebx,%esi),	%ebx	movl	44(%esp),	%edi	movl	%ebx,		8(%esp)	movl	(%ebp,%ecx,4),	%eax	cmpl	%esi,		%ebx	jl	.L000end.L001start:	addl	$8,		%esi	/* Round 0 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		(%esp)	/* Round 1 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		1(%esp)	/* Round 2 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		2(%esp)	/* Round 3 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		3(%esp)	/* Round 4 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		4(%esp)	/* Round 5 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		5(%esp)	/* Round 6 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	%bl,		6(%esp)	/* Round 7 */	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	addl	$8,		%edi	movb	%bl,		7(%esp)	/* apply the cipher text */	movl	(%esp),		%eax	movl	-8(%esi),	%ebx	xorl	%ebx,		%eax	movl	-4(%esi),	%ebx	movl	%eax,		-8(%edi)	movl	4(%esp),	%eax	xorl	%ebx,		%eax	movl	8(%esp),	%ebx	movl	%eax,		-4(%edi)	movl	(%ebp,%ecx,4),	%eax	cmpl	%ebx,		%esi	jle	.L001start.L000end:	/* Round 0 */	addl	$8,		%ebx	incl	%esi	cmpl	%esi,		%ebx	jl	.L002finished	movl	%ebx,		8(%esp)	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		(%edi)	/* Round 1 */	movl	8(%esp),	%ebx	cmpl	%esi,		%ebx	jle	.L002finished	incl	%esi	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		1(%edi)	/* Round 2 */	movl	8(%esp),	%ebx	cmpl	%esi,		%ebx	jle	.L002finished	incl	%esi	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		2(%edi)	/* Round 3 */	movl	8(%esp),	%ebx	cmpl	%esi,		%ebx	jle	.L002finished	incl	%esi	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		3(%edi)	/* Round 4 */	movl	8(%esp),	%ebx	cmpl	%esi,		%ebx	jle	.L002finished	incl	%esi	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		4(%edi)	/* Round 5 */	movl	8(%esp),	%ebx	cmpl	%esi,		%ebx	jle	.L002finished	incl	%esi	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movl	(%ebp,%ecx,4),	%eax	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		5(%edi)	/* Round 6 */	movl	8(%esp),	%ebx	cmpl	%esi,		%ebx	jle	.L002finished	incl	%esi	addl	%eax,		%edx	andl	$255,		%edx	incl	%ecx	movl	(%ebp,%edx,4),	%ebx	movl	%ebx,		-4(%ebp,%ecx,4)	addl	%eax,		%ebx	andl	$255,		%ecx	andl	$255,		%ebx	movl	%eax,		(%ebp,%edx,4)	nop	movl	(%ebp,%ebx,4),	%ebx	movb	-1(%esi),	%bh	xorb	%bh,		%bl	movb	%bl,		6(%edi).L002finished:	decl	%ecx	addl	$12,		%esp	movl	%edx,		-4(%ebp)	movb	%cl,		-8(%ebp)	popl	%edi	popl	%esi	popl	%ebx	popl	%ebp	ret.RC4_end:	SIZE(RC4,.RC4_end-RC4).ident	"RC4"
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