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o add -b option to enable batching

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o add #ifdef __FreeBSD__'s around the profiling so the code compiles on openbsd
o update a comment about expected performance for Broadcom hardware
This commit is contained in:
Sam Leffler 2003-02-24 06:10:50 +00:00
parent 45e10ed9ef
commit c17b39c12e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=111417
1 changed files with 15 additions and 5 deletions
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20
tools/tools/crypto/cryptotest.c
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@ -22,8 +22,8 @@
* symmetric operations. To get meaningful numbers you must run on an idle
* machine.
*
* Expect ~400 Mb/s for a Broadcom 582x for 16K buffers on a reasonable CPU.
* Hifn 7811 parts top out at ~110 Mb/s.
* Expect ~400 Mb/s for a Broadcom 582x for 8K buffers on a reasonable CPU
* (64-bit PCI helps). Hifn 7811 parts top out at ~110 Mb/s.
*
* This code originally came from openbsd; give them all the credit.
*/
@ -53,6 +53,7 @@ struct session_op session;
struct crypt_op cryptop;
char iv[8] = "00000000";
int verbose = 0;
int opflags = 0;
struct alg {
const char* name;
@ -158,7 +159,7 @@ runtest(struct alg *alg, int count, int size, int cmd, struct timeval *tv)
gettimeofday(&start, NULL);
for (i = 0; i < count; i++) {
cryptop.op = COP_ENCRYPT;
cryptop.flags = 0;
cryptop.flags = opflags;
cryptop.len = size;
cryptop.src = cleartext;
cryptop.dst = ciphertext;
@ -170,7 +171,7 @@ runtest(struct alg *alg, int count, int size, int cmd, struct timeval *tv)
memset(cleartext, 'x', MIN(size, CHUNK));
cryptop.op = COP_DECRYPT;
cryptop.flags = 0;
cryptop.flags = opflags;
cryptop.len = size;
cryptop.src = ciphertext;
cryptop.dst = cleartext;
@ -197,6 +198,7 @@ runtest(struct alg *alg, int count, int size, int cmd, struct timeval *tv)
close(fd);
}
#ifdef __FreeBSD__
static void
resetstats()
{
@ -233,6 +235,7 @@ printt(const char* tag, struct cryptotstat *ts)
printf("%16.16s: avg %6llu ns : min %6llu ns : max %7llu ns [%u samps]\n",
tag, avg, min, max, ts->count);
}
#endif
static void
runtests(struct alg *alg, int count, int size, int cmd, int threads, int profile)
@ -259,6 +262,7 @@ runtests(struct alg *alg, int count, int size, int cmd, int threads, int profile
return;
}
tvp = (struct timeval *) region;
#ifdef __FreeBSD__
if (profile) {
size_t tlen = sizeof (otiming);
int timing = 1;
@ -268,6 +272,7 @@ runtests(struct alg *alg, int count, int size, int cmd, int threads, int profile
&timing, sizeof (timing)) < 0)
perror("debug.crypto_timing");
}
#endif
if (threads > 1) {
for (i = 0; i < threads; i++)
@ -288,6 +293,7 @@ runtests(struct alg *alg, int count, int size, int cmd, int threads, int profile
t/threads, 2*count*threads, alg->name, size, (double)2*count*size*threads / t,
(double)2*count*size*threads / t * 8 / 1024 / 1024);
}
#ifdef __FreeBSD__
if (profile) {
struct cryptostats stats;
size_t slen = sizeof (stats);
@ -304,6 +310,7 @@ runtests(struct alg *alg, int count, int size, int cmd, int threads, int profile
printt("cb->finis", &stats.cs_finis);
}
}
#endif
fflush(stdout);
}
@ -319,7 +326,7 @@ main(int argc, char **argv)
int profile = 0;
int i, ch;
while ((ch = getopt(argc, argv, "pzsva:t:")) != -1) {
while ((ch = getopt(argc, argv, "pzsva:bt:")) != -1) {
switch (ch) {
#ifdef CIOCGSSESSION
case 's':
@ -347,6 +354,9 @@ main(int argc, char **argv)
case 'p':
profile = 1;
break;
case 'b':
opflags |= COP_F_BATCH;
break;
default:
usage(argv[0]);
}