home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
OS/2 Shareware BBS: 18 REXX
/
18-REXX.zip
/
rexx_md5.zip
/
testsha.cmd
< prev
Wrap
OS/2 REXX Batch file
|
1998-05-12
|
8KB
|
295 lines
/* Test the "dll" SHA-1
This uses the test strings found in FIPS PUB 180
algorithim */
signal on error name foo1 ; signal on syntax name foo1 ;
/* Load all functions in the SRXFUNC dll. There's only one now (SRX_MD5),
but maybe more will be added someday */
if rxfuncquery('srx_sha')=1 then do
call RXFuncAdd 'SRXLoadFuncs', 'SRXFUNC', 'SRXLoadFuncs'
call SRXLoadFuncs
end
if rxfuncquery('srx_sha')=1 then do
say " Could not load SRX_SHA from SRXFUNC.DLL"
exit
end
/* Begin Tests */
say
say ' For: "abc" '
say " SHA should be: A9993E36 4706816A BA3E2571 7850C26C 9CD0D89D "
a1=srx_sha('abc')
say " from dll: " a1
say
abc="abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
say ' For: "abc" '
say " SHA should be: 84983E44 1C3BD26E BAAE4AA1 F95129E5 E54670F1"
a1=srx_sha(abc)
say " from dll:" a1
say
abc=copies('a',1000000)
say ' For: 1 million "a" characters'
say " SHA should be: 34AA973C D4C4DAA4 F61EEB2B DBAD2731 6534016F"
a1=srx_sha(abc)
say " from dll:" a1
say
call SRXDropFuncs
exit
foo1:
say " error " rc sigl
exit
/* ------------------------------ */
/* this is an "all rexx" md5 procedure. It works, but it is slow */
rexx_md5:procedure
parse arg stuff
numeric digits 11
lenstuff=length(stuff)
c0=d2c(0)
c1=d2c(128)
c1a=d2c(255)
c1111=c1a||c1a||c1a||c1a
slen=length(stuff)*8
slen512=slen//512
/* pad message to multiple of 512 bits. Last 2 words are 64 bit # bits in message*/
if slen512=448 then addme=512
if slen512<448 then addme=448-slen512
if slen512>448 then addme=960-slen512
addwords=addme/8
apad=c1||copies(c0,addwords-1)
xlen=reverse(right(d2c(lenstuff*8),4,c0))||c0||c0||c0||c0 /* 2**32 max bytes in message */
/* NEWSTUFF is the message to be md5'ed */
newstuff=stuff||apad||xlen
/* starting values of registers */
a ='67452301'x;
b ='efcdab89'x;
c ='98badcfe'x;
d ='10325476'x;
lennews=length(newstuff)/4
/* loop through entire message */
do i1 = 0 to ((lennews/16)-1)
i16=i1*64
do j=1 to 16
j4=((j-1)*4)+1
jj=i16+j4
m.j=reverse(substr(newstuff,jj,4))
end /* do */
/* transform this block of 16 chars to 4 values. Save prior values first */
aa=a;bb=b;cc=c;dd=d
/* do 4 rounds, 16 operations per round (rounds differ in bit'ing functions */
S11=7
S12=12
S13=17
S14=22
a=round1( a, b, c, d, 0 , S11, 3614090360); /* 1 */
d=round1( d, a, b, c, 1 , S12, 3905402710); /* 2 */
c=round1( c, d, a, b, 2 , S13, 606105819); /* 3 */
b=round1( b, c, d, a, 3 , S14, 3250441966); /* 4 */
a=round1( a, b, c, d, 4 , S11, 4118548399); /* 5 */
d=round1( d, a, b, c, 5 , S12, 1200080426); /* 6 */
c=round1( c, d, a, b, 6 , S13, 2821735955); /* 7 */
b=round1( b, c, d, a, 7 , S14, 4249261313); /* 8 */
a=round1( a, b, c, d, 8 , S11, 1770035416); /* 9 */
d=round1( d, a, b, c, 9 , S12, 2336552879); /* 10 */
c=round1( c, d, a, b, 10 , S13, 4294925233); /* 11 */
b=round1( b, c, d, a, 11 , S14, 2304563134); /* 12 */
a=round1( a, b, c, d, 12 , S11, 1804603682); /* 13 */
d=round1( d, a, b, c, 13 , S12, 4254626195); /* 14 */
c=round1( c, d, a, b, 14 , S13, 2792965006); /* 15 */
b=round1( b, c, d, a, 15 , S14, 1236535329); /* 16 */
/* Round 2 */
S21=5
S22=9
S23=14
S24=20
a= round2( a, b, c, d, 1 , S21, 4129170786); /* 17 */
d= round2( d, a, b, c, 6 , S22, 3225465664); /* 18 */
c= round2( c, d, a, b, 11 , S23, 643717713); /* 19 */
b= round2( b, c, d, a, 0 , S24, 3921069994); /* 20 */
a= round2( a, b, c, d, 5 , S21, 3593408605); /* 21 */
d= round2( d, a, b, c, 10 , S22, 38016083); /* 22 */
c= round2( c, d, a, b, 15 , S23, 3634488961); /* 23 */
b= round2( b, c, d, a, 4 , S24, 3889429448); /* 24 */
a= round2( a, b, c, d, 9 , S21, 568446438); /* 25 */
d= round2( d, a, b, c, 14 , S22, 3275163606); /* 26 */
c= round2( c, d, a, b, 3 , S23, 4107603335); /* 27 */
b= round2( b, c, d, a, 8 , S24, 1163531501); /* 28 */
a= round2( a, b, c, d, 13 , S21, 2850285829); /* 29 */
d= round2( d, a, b, c, 2 , S22, 4243563512); /* 30 */
c= round2( c, d, a, b, 7 , S23, 1735328473); /* 31 */
b= round2( b, c, d, a, 12 , S24, 2368359562); /* 32 */
/* Round 3 */
S31= 4
S32= 11
S33= 16
S34= 23
a= round3( a, b, c, d, 5 , S31, 4294588738); /* 33 */
d= round3( d, a, b, c, 8 , S32, 2272392833); /* 34 */
c= round3( c, d, a, b, 11 , S33, 1839030562); /* 35 */
b= round3( b, c, d, a, 14 , S34, 4259657740); /* 36 */
a= round3( a, b, c, d, 1 , S31, 2763975236); /* 37 */
d= round3( d, a, b, c, 4 , S32, 1272893353); /* 38 */
c= round3( c, d, a, b, 7 , S33, 4139469664); /* 39 */
b= round3( b, c, d, a, 10 , S34, 3200236656); /* 40 */
a= round3( a, b, c, d, 13 , S31, 681279174); /* 41 */
d= round3( d, a, b, c, 0 , S32, 3936430074); /* 42 */
c= round3( c, d, a, b, 3 , S33, 3572445317); /* 43 */
b= round3( b, c, d, a, 6 , S34, 76029189); /* 44 */
a= round3( a, b, c, d, 9 , S31, 3654602809); /* 45 */
d= round3( d, a, b, c, 12 , S32, 3873151461); /* 46 */
c= round3( c, d, a, b, 15 , S33, 530742520); /* 47 */
b= round3( b, c, d, a, 2 , S34, 3299628645); /* 48 */
/* Round 4 */
S41=6
S42=10
S43=15
s44=21
a=round4( a, b, c, d, 0 , S41, 4096336452); /* 49 */
d=round4( d, a, b, c, 7 , S42, 1126891415); /* 50 */
c=round4( c, d, a, b, 14 , S43, 2878612391); /* 51 */
b=round4( b, c, d, a, 5 , s44, 4237533241); /* 52 */
a=round4( a, b, c, d, 12 , S41, 1700485571); /* 53 */
d=round4( d, a, b, c, 3 , S42, 2399980690); /* 54 */
c=round4( c, d, a, b, 10 , S43, 4293915773); /* 55 */
b=round4( b, c, d, a, 1 , s44, 2240044497); /* 56 */
a=round4( a, b, c, d, 8 , S41, 1873313359); /* 57 */
d=round4( d, a, b, c, 15 , S42, 4264355552); /* 58 */
c=round4( c, d, a, b, 6 , S43, 2734768916); /* 59 */
b=round4( b, c, d, a, 13 , s44, 1309151649); /* 60 */
a=round4( a, b, c, d, 4 , S41, 4149444226); /* 61 */
d=round4( d, a, b, c, 11 , S42, 3174756917); /* 62 */
c=round4( c, d, a, b, 2 , S43, 718787259); /* 63 */
b=round4( b, c, d, a, 9 , s44, 3951481745); /* 64 */
a=m32add(aa,a) ; b=m32add(bb,b) ; c=m32add(cc,c) ; d=m32add(dd,d)
end
aa=c2x(reverse(a))||c2x(reverse(b))||c2x(reverse(C))||c2x(reverse(D))
return aa
/* round 1 to 4 functins */
round1:procedure expose m. c1111 c0 c1
parse arg a1,b1,c1,d1,kth,shift,sini
kth=kth+1
t1=c2d(a1)+c2d(f(b1,c1,d1))+ c2d(m.kth) + sini
t1a=right(d2c(t1),4,c0)
t2=rotleft(t1a,shift)
t3=m32add(t2,b1)
return t3
round2:procedure expose m. c1111 c0 c1
parse arg a1,b1,c1,d1,kth,shift,sini
kth=kth+1
t1=c2d(a1)+c2d(g(b1,c1,d1))+ c2d(m.kth) + sini
t1a=right(d2c(t1),4,c0)
t2=rotleft(t1a,shift)
t3=m32add(t2,b1)
return t3
round3:procedure expose m. c1111 c0 c1
parse arg a1,b1,c1,d1,kth,shift,sini
kth=kth+1
t1=c2d(a1)+c2d(h(b1,c1,d1))+ c2d(m.kth) + sini
t1a=right(d2c(t1),4,c0)
t2=rotleft(t1a,shift)
t3=m32add(t2,b1)
return t3
round4:procedure expose m. c1111 c0 c1
parse arg a1,b1,c1,d1,kth,shift,sini
kth=kth+1
t1=c2d(a1)+c2d(i(b1,c1,d1))+ c2d(m.kth) + sini
t1a=right(d2c(t1),4,c0)
t2=rotleft(t1a,shift)
t3=m32add(t2,b1)
return t3
/* add to "char" numbers, modulo 2**32, return as char */
m32add:procedure expose c0 c1 c1111
parse arg v1,v2
t1=c2d(v1)+c2d(v2)
t2=d2c(t1)
t3=right(t2,4,c0)
return t3
/*********** Basic functions */
/* F(x, y, z) == (((x) & (y)) | ((~x) & (z))) */
f:procedure expose c0 c1 c1111
parse arg x,y,z
t1=bitand(x,y)
notx=bitxor(x,c1111)
t2=bitand(notx,z)
return bitor(t1,t2)
/* G(x, y, z) == (((x) & (z)) | ((y) & (~z)))*/
g:procedure expose c0 c1 c1111
parse arg x,y,z
t1=bitand(x,z)
notz=bitxor(z,c1111)
t2=bitand(y,notz)
return bitor(t1,t2)
/* H(x, y, z) == ((x) ^ (y) ^ (z)) */
h:procedure expose c0 c1 c1111
parse arg x,y,z
t1=bitxor(x,y)
return bitxor(t1,z)
/* I(x, y, z) == ((y) ^ ((x) | (~z))) */
i:procedure expose c0 c1 c1111
parse arg x,y,z
notz=bitxor(z,c1111)
t2=bitor(x,notz)
return bitxor(y,t2)
/* bit rotate to the left by s positions */
rotleft:procedure
parse arg achar,s
if s=0 then return achar
bits=x2b(c2x(achar))
lb=length(bits)
t1=left(bits,s)
t2=bits||t1
yib=right(t2,lb)
return x2c(b2x(yib))