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(md5_process_block) [OP]: Use `rol', not CYCLIC.

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[CYCLIC]: Remove now-unused definition.
This commit is contained in:
Jim Meyering 2000-10-22 21:09:43 +00:00
parent 7bb9c7382f
commit bf660d1331
1 changed files with 4 additions and 7 deletions
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11
lib/md5.c
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@ -304,19 +304,16 @@ md5_process_block (buffer, len, ctx)
{ \
a += FF (b, c, d) + (*cwp++ = SWAP (*words)) + T; \
++words; \
CYCLIC (a, s); \
a = rol (a, s); \
a += b; \
} \
while (0)
/* It is unfortunate that C does not provide an operator for
cyclic rotation. Hope the C compiler is smart enough. */
#define CYCLIC(w, s) (w = (w << s) | (w >> (32 - s)))
/* Before we start, one word to the strange constants.
They are defined in RFC 1321 as
T[i] = (int) (4294967296.0 * fabs (sin (i))), i=1..64
T[i] = (int) (4294967296.0 * fabs (sin (i))), i=1..64, or
perl -e 'foreach(1..64){printf "0x%08x\n", int (4294967296 * abs (sin $_))}'
*/
/* Round 1. */
@ -345,7 +342,7 @@ md5_process_block (buffer, len, ctx)
do \
{ \
a += f (b, c, d) + correct_words[k] + T; \
CYCLIC (a, s); \
a = rol (a, s); \
a += b; \
} \
while (0)