diff options
Diffstat (limited to 'src/libsec/386/md5block.spp')
-rw-r--r-- | src/libsec/386/md5block.spp | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/src/libsec/386/md5block.spp b/src/libsec/386/md5block.spp deleted file mode 100644 index feebf615..00000000 --- a/src/libsec/386/md5block.spp +++ /dev/null @@ -1,248 +0,0 @@ -/* - * rfc1321 requires that I include this. The code is new. The constants - * all come from the rfc (hence the copyright). We trade a table for the - * macros in rfc. The total size is a lot less. -- presotto - * - * Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All - * rights reserved. - * - * License to copy and use this software is granted provided that it - * is identified as the "RSA Data Security, Inc. MD5 Message-Digest - * Algorithm" in all material mentioning or referencing this software - * or this function. - * - * License is also granted to make and use derivative works provided - * that such works are identified as "derived from the RSA Data - * Security, Inc. MD5 Message-Digest Algorithm" in all material - * mentioning or referencing the derived work. - * - * RSA Data Security, Inc. makes no representations concerning either - * the merchantability of this software or the suitability of this - * software forany particular purpose. It is provided "as is" - * without express or implied warranty of any kind. - * These notices must be retained in any copies of any part of this - * documentation and/or software. - */ -#define S11 7 -#define S12 12 -#define S13 17 -#define S14 22 - -#define S21 5 -#define S22 9 -#define S23 14 -#define S24 20 - -#define S31 4 -#define S32 11 -#define S33 16 -#define S34 23 - -#define S41 6 -#define S42 10 -#define S43 15 -#define S44 21 - -#define PAYME(x) $##x - -/* - * SI is data - * a += FN(B,C,D); - * a += x[sh] + t[sh]; - * a = (a << S11) | (a >> (32 - S11)); - * a += b; - */ - -#define BODY1(off,V,FN,SH,A,B,C,D)\ - FN(B,C,D)\ - leal V(A, %edi, 1), A;\ - addl off(%ebp), A;\ - roll PAYME(SH), A;\ - addl B, A;\ - -#define BODY(off,V,FN,SH,A,B,C,D)\ - FN(B,C,D)\ - leal V(A, %edi, 1), A;\ - addl (off)(%ebp), A;\ - roll PAYME(SH), A;\ - addl B,A;\ - -/* - * fn1 = ((c ^ d) & b) ^ d - */ -#define FN1(B,C,D)\ - movl C, %edi;\ - xorl D, %edi;\ - andl B, %edi;\ - xorl D, %edi;\ - -/* - * fn2 = ((b ^ c) & d) ^ c; - */ -#define FN2(B,C,D)\ - movl B, %edi;\ - xorl C, %edi;\ - andl D, %edi;\ - xorl C, %edi;\ - -/* - * fn3 = b ^ c ^ d; - */ -#define FN3(B,C,D)\ - movl B, %edi;\ - xorl C, %edi;\ - xorl D, %edi;\ - -/* - * fn4 = c ^ (b | ~d); - */ -#define FN4(B,C,D)\ - movl D, %edi;\ - xorl $-1, %edi;\ - orl B, %edi;\ - xorl C, %edi;\ - -#define STACKSIZE 20 - -#define DATA (STACKSIZE+8) -#define LEN (STACKSIZE+12) -#define STATE (STACKSIZE+16) - -#define EDATA (STACKSIZE-4) -#define OLDEBX (STACKSIZE-8) -#define OLDESI (STACKSIZE-12) -#define OLDEDI (STACKSIZE-16) - - .text - - .p2align 2,0x90 -#ifdef __Darwin__ - .globl __md5block - __md5block: -#else - .globl _md5block - _md5block: -#endif - - /* Prelude */ - pushl %ebp - subl $(STACKSIZE), %esp - movl %ebx, OLDEBX(%esp) - movl %esi, OLDESI(%esp) - movl %edi, OLDEDI(%esp) - - movl DATA(%esp), %eax - addl LEN(%esp), %eax - movl %eax, EDATA(%esp) - - movl DATA(%esp), %ebp - -0: - movl STATE(%esp), %esi - movl (%esi), %eax - movl 4(%esi), %ebx - movl 8(%esi), %ecx - movl 12(%esi), %edx - - BODY1( 0*4,0xd76aa478,FN1,S11,%eax,%ebx,%ecx,%edx) - BODY1( 1*4,0xe8c7b756,FN1,S12,%edx,%eax,%ebx,%ecx) - BODY1( 2*4,0x242070db,FN1,S13,%ecx,%edx,%eax,%ebx) - BODY1( 3*4,0xc1bdceee,FN1,S14,%ebx,%ecx,%edx,%eax) - - BODY1( 4*4,0xf57c0faf,FN1,S11,%eax,%ebx,%ecx,%edx) - BODY1( 5*4,0x4787c62a,FN1,S12,%edx,%eax,%ebx,%ecx) - BODY1( 6*4,0xa8304613,FN1,S13,%ecx,%edx,%eax,%ebx) - BODY1( 7*4,0xfd469501,FN1,S14,%ebx,%ecx,%edx,%eax) - - BODY1( 8*4,0x698098d8,FN1,S11,%eax,%ebx,%ecx,%edx) - BODY1( 9*4,0x8b44f7af,FN1,S12,%edx,%eax,%ebx,%ecx) - BODY1(10*4,0xffff5bb1,FN1,S13,%ecx,%edx,%eax,%ebx) - BODY1(11*4,0x895cd7be,FN1,S14,%ebx,%ecx,%edx,%eax) - - BODY1(12*4,0x6b901122,FN1,S11,%eax,%ebx,%ecx,%edx) - BODY1(13*4,0xfd987193,FN1,S12,%edx,%eax,%ebx,%ecx) - BODY1(14*4,0xa679438e,FN1,S13,%ecx,%edx,%eax,%ebx) - BODY1(15*4,0x49b40821,FN1,S14,%ebx,%ecx,%edx,%eax) - - - BODY( 1*4,0xf61e2562,FN2,S21,%eax,%ebx,%ecx,%edx) - BODY( 6*4,0xc040b340,FN2,S22,%edx,%eax,%ebx,%ecx) - BODY(11*4,0x265e5a51,FN2,S23,%ecx,%edx,%eax,%ebx) - BODY( 0*4,0xe9b6c7aa,FN2,S24,%ebx,%ecx,%edx,%eax) - - BODY( 5*4,0xd62f105d,FN2,S21,%eax,%ebx,%ecx,%edx) - BODY(10*4,0x02441453,FN2,S22,%edx,%eax,%ebx,%ecx) - BODY(15*4,0xd8a1e681,FN2,S23,%ecx,%edx,%eax,%ebx) - BODY( 4*4,0xe7d3fbc8,FN2,S24,%ebx,%ecx,%edx,%eax) - - BODY( 9*4,0x21e1cde6,FN2,S21,%eax,%ebx,%ecx,%edx) - BODY(14*4,0xc33707d6,FN2,S22,%edx,%eax,%ebx,%ecx) - BODY( 3*4,0xf4d50d87,FN2,S23,%ecx,%edx,%eax,%ebx) - BODY( 8*4,0x455a14ed,FN2,S24,%ebx,%ecx,%edx,%eax) - - BODY(13*4,0xa9e3e905,FN2,S21,%eax,%ebx,%ecx,%edx) - BODY( 2*4,0xfcefa3f8,FN2,S22,%edx,%eax,%ebx,%ecx) - BODY( 7*4,0x676f02d9,FN2,S23,%ecx,%edx,%eax,%ebx) - BODY(12*4,0x8d2a4c8a,FN2,S24,%ebx,%ecx,%edx,%eax) - - - BODY( 5*4,0xfffa3942,FN3,S31,%eax,%ebx,%ecx,%edx) - BODY( 8*4,0x8771f681,FN3,S32,%edx,%eax,%ebx,%ecx) - BODY(11*4,0x6d9d6122,FN3,S33,%ecx,%edx,%eax,%ebx) - BODY(14*4,0xfde5380c,FN3,S34,%ebx,%ecx,%edx,%eax) - - BODY( 1*4,0xa4beea44,FN3,S31,%eax,%ebx,%ecx,%edx) - BODY( 4*4,0x4bdecfa9,FN3,S32,%edx,%eax,%ebx,%ecx) - BODY( 7*4,0xf6bb4b60,FN3,S33,%ecx,%edx,%eax,%ebx) - BODY(10*4,0xbebfbc70,FN3,S34,%ebx,%ecx,%edx,%eax) - - BODY(13*4,0x289b7ec6,FN3,S31,%eax,%ebx,%ecx,%edx) - BODY( 0*4,0xeaa127fa,FN3,S32,%edx,%eax,%ebx,%ecx) - BODY( 3*4,0xd4ef3085,FN3,S33,%ecx,%edx,%eax,%ebx) - BODY( 6*4,0x04881d05,FN3,S34,%ebx,%ecx,%edx,%eax) - - BODY( 9*4,0xd9d4d039,FN3,S31,%eax,%ebx,%ecx,%edx) - BODY(12*4,0xe6db99e5,FN3,S32,%edx,%eax,%ebx,%ecx) - BODY(15*4,0x1fa27cf8,FN3,S33,%ecx,%edx,%eax,%ebx) - BODY( 2*4,0xc4ac5665,FN3,S34,%ebx,%ecx,%edx,%eax) - - - BODY( 0*4,0xf4292244,FN4,S41,%eax,%ebx,%ecx,%edx) - BODY( 7*4,0x432aff97,FN4,S42,%edx,%eax,%ebx,%ecx) - BODY(14*4,0xab9423a7,FN4,S43,%ecx,%edx,%eax,%ebx) - BODY( 5*4,0xfc93a039,FN4,S44,%ebx,%ecx,%edx,%eax) - - BODY(12*4,0x655b59c3,FN4,S41,%eax,%ebx,%ecx,%edx) - BODY( 3*4,0x8f0ccc92,FN4,S42,%edx,%eax,%ebx,%ecx) - BODY(10*4,0xffeff47d,FN4,S43,%ecx,%edx,%eax,%ebx) - BODY( 1*4,0x85845dd1,FN4,S44,%ebx,%ecx,%edx,%eax) - - BODY( 8*4,0x6fa87e4f,FN4,S41,%eax,%ebx,%ecx,%edx) - BODY(15*4,0xfe2ce6e0,FN4,S42,%edx,%eax,%ebx,%ecx) - BODY( 6*4,0xa3014314,FN4,S43,%ecx,%edx,%eax,%ebx) - BODY(13*4,0x4e0811a1,FN4,S44,%ebx,%ecx,%edx,%eax) - - BODY( 4*4,0xf7537e82,FN4,S41,%eax,%ebx,%ecx,%edx) - BODY(11*4,0xbd3af235,FN4,S42,%edx,%eax,%ebx,%ecx) - BODY( 2*4,0x2ad7d2bb,FN4,S43,%ecx,%edx,%eax,%ebx) - BODY( 9*4,0xeb86d391,FN4,S44,%ebx,%ecx,%edx,%eax) - - addl $(16*4), %ebp - movl STATE(%esp), %edi - addl %eax,0(%edi) - addl %ebx,4(%edi) - addl %ecx,8(%edi) - addl %edx,12(%edi) - - movl EDATA(%esp), %edi - cmpl %edi, %ebp - jb 0b - - /* Postlude */ - movl OLDEBX(%esp), %ebx - movl OLDESI(%esp), %esi - movl OLDEDI(%esp), %edi - addl $(STACKSIZE), %esp - popl %ebp - ret - |