908 lines
18 KiB
C
908 lines
18 KiB
C
/*
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* Quick & dirty crypto testing module.
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*
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* This will only exist until we have a better testing mechanism
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* (e.g. a char device).
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*
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* Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
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* Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
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* Copyright (c) 2007 Nokia Siemens Networks
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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*/
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#include <crypto/hash.h>
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#include <linux/err.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/scatterlist.h>
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#include <linux/string.h>
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#include <linux/moduleparam.h>
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#include <linux/jiffies.h>
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#include <linux/timex.h>
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#include <linux/interrupt.h>
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#include "tcrypt.h"
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/*
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* Need slab memory for testing (size in number of pages).
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*/
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#define TVMEMSIZE 4
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/*
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* Used by test_cipher_speed()
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*/
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#define ENCRYPT 1
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#define DECRYPT 0
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/*
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* Used by test_cipher_speed()
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*/
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static unsigned int sec;
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static int mode;
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static char *tvmem[TVMEMSIZE];
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static char *check[] = {
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"des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256",
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"blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes",
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"cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea",
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"khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt",
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"camellia", "seed", "salsa20", "rmd128", "rmd160", "rmd256", "rmd320",
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"lzo", "cts", NULL
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};
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static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc,
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struct scatterlist *sg, int blen, int sec)
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{
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unsigned long start, end;
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int bcount;
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int ret;
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for (start = jiffies, end = start + sec * HZ, bcount = 0;
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time_before(jiffies, end); bcount++) {
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if (enc)
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ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
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else
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ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
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if (ret)
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return ret;
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}
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printk("%d operations in %d seconds (%ld bytes)\n",
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bcount, sec, (long)bcount * blen);
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return 0;
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}
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static int test_cipher_cycles(struct blkcipher_desc *desc, int enc,
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struct scatterlist *sg, int blen)
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{
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unsigned long cycles = 0;
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int ret = 0;
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int i;
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local_bh_disable();
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local_irq_disable();
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/* Warm-up run. */
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for (i = 0; i < 4; i++) {
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if (enc)
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ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
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else
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ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
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if (ret)
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goto out;
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}
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/* The real thing. */
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for (i = 0; i < 8; i++) {
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cycles_t start, end;
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start = get_cycles();
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if (enc)
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ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
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else
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ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
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end = get_cycles();
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if (ret)
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goto out;
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cycles += end - start;
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}
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out:
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local_irq_enable();
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local_bh_enable();
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if (ret == 0)
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printk("1 operation in %lu cycles (%d bytes)\n",
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(cycles + 4) / 8, blen);
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return ret;
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}
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static u32 block_sizes[] = { 16, 64, 256, 1024, 8192, 0 };
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static void test_cipher_speed(const char *algo, int enc, unsigned int sec,
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struct cipher_speed_template *template,
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unsigned int tcount, u8 *keysize)
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{
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unsigned int ret, i, j, iv_len;
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const char *key, iv[128];
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struct crypto_blkcipher *tfm;
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struct blkcipher_desc desc;
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const char *e;
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u32 *b_size;
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if (enc == ENCRYPT)
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e = "encryption";
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else
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e = "decryption";
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printk("\ntesting speed of %s %s\n", algo, e);
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tfm = crypto_alloc_blkcipher(algo, 0, CRYPTO_ALG_ASYNC);
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if (IS_ERR(tfm)) {
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printk("failed to load transform for %s: %ld\n", algo,
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PTR_ERR(tfm));
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return;
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}
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desc.tfm = tfm;
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desc.flags = 0;
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i = 0;
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do {
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b_size = block_sizes;
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do {
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struct scatterlist sg[TVMEMSIZE];
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if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
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printk("template (%u) too big for "
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"tvmem (%lu)\n", *keysize + *b_size,
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TVMEMSIZE * PAGE_SIZE);
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goto out;
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}
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printk("test %u (%d bit key, %d byte blocks): ", i,
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*keysize * 8, *b_size);
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memset(tvmem[0], 0xff, PAGE_SIZE);
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/* set key, plain text and IV */
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key = tvmem[0];
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for (j = 0; j < tcount; j++) {
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if (template[j].klen == *keysize) {
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key = template[j].key;
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break;
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}
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}
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ret = crypto_blkcipher_setkey(tfm, key, *keysize);
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if (ret) {
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printk("setkey() failed flags=%x\n",
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crypto_blkcipher_get_flags(tfm));
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goto out;
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}
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sg_init_table(sg, TVMEMSIZE);
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sg_set_buf(sg, tvmem[0] + *keysize,
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PAGE_SIZE - *keysize);
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for (j = 1; j < TVMEMSIZE; j++) {
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sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
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memset (tvmem[j], 0xff, PAGE_SIZE);
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}
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iv_len = crypto_blkcipher_ivsize(tfm);
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if (iv_len) {
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memset(&iv, 0xff, iv_len);
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crypto_blkcipher_set_iv(tfm, iv, iv_len);
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}
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if (sec)
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ret = test_cipher_jiffies(&desc, enc, sg,
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*b_size, sec);
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else
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ret = test_cipher_cycles(&desc, enc, sg,
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*b_size);
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if (ret) {
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printk("%s() failed flags=%x\n", e, desc.flags);
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break;
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}
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b_size++;
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i++;
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} while (*b_size);
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keysize++;
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} while (*keysize);
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out:
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crypto_free_blkcipher(tfm);
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}
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static int test_hash_jiffies_digest(struct hash_desc *desc,
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struct scatterlist *sg, int blen,
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char *out, int sec)
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{
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unsigned long start, end;
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int bcount;
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int ret;
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for (start = jiffies, end = start + sec * HZ, bcount = 0;
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time_before(jiffies, end); bcount++) {
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ret = crypto_hash_digest(desc, sg, blen, out);
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if (ret)
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return ret;
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}
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printk("%6u opers/sec, %9lu bytes/sec\n",
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bcount / sec, ((long)bcount * blen) / sec);
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return 0;
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}
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static int test_hash_jiffies(struct hash_desc *desc, struct scatterlist *sg,
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int blen, int plen, char *out, int sec)
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{
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unsigned long start, end;
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int bcount, pcount;
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int ret;
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if (plen == blen)
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return test_hash_jiffies_digest(desc, sg, blen, out, sec);
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for (start = jiffies, end = start + sec * HZ, bcount = 0;
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time_before(jiffies, end); bcount++) {
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ret = crypto_hash_init(desc);
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if (ret)
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return ret;
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for (pcount = 0; pcount < blen; pcount += plen) {
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ret = crypto_hash_update(desc, sg, plen);
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if (ret)
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return ret;
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}
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/* we assume there is enough space in 'out' for the result */
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ret = crypto_hash_final(desc, out);
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if (ret)
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return ret;
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}
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printk("%6u opers/sec, %9lu bytes/sec\n",
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bcount / sec, ((long)bcount * blen) / sec);
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return 0;
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}
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static int test_hash_cycles_digest(struct hash_desc *desc,
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struct scatterlist *sg, int blen, char *out)
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{
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unsigned long cycles = 0;
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int i;
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int ret;
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local_bh_disable();
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local_irq_disable();
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/* Warm-up run. */
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for (i = 0; i < 4; i++) {
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ret = crypto_hash_digest(desc, sg, blen, out);
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if (ret)
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goto out;
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}
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/* The real thing. */
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for (i = 0; i < 8; i++) {
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cycles_t start, end;
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start = get_cycles();
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ret = crypto_hash_digest(desc, sg, blen, out);
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if (ret)
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goto out;
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end = get_cycles();
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cycles += end - start;
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}
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out:
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local_irq_enable();
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local_bh_enable();
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if (ret)
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return ret;
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printk("%6lu cycles/operation, %4lu cycles/byte\n",
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cycles / 8, cycles / (8 * blen));
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return 0;
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}
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static int test_hash_cycles(struct hash_desc *desc, struct scatterlist *sg,
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int blen, int plen, char *out)
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{
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unsigned long cycles = 0;
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int i, pcount;
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int ret;
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if (plen == blen)
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return test_hash_cycles_digest(desc, sg, blen, out);
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local_bh_disable();
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local_irq_disable();
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/* Warm-up run. */
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for (i = 0; i < 4; i++) {
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ret = crypto_hash_init(desc);
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if (ret)
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goto out;
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for (pcount = 0; pcount < blen; pcount += plen) {
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ret = crypto_hash_update(desc, sg, plen);
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if (ret)
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goto out;
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}
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ret = crypto_hash_final(desc, out);
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if (ret)
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goto out;
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}
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/* The real thing. */
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for (i = 0; i < 8; i++) {
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cycles_t start, end;
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start = get_cycles();
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ret = crypto_hash_init(desc);
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if (ret)
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goto out;
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for (pcount = 0; pcount < blen; pcount += plen) {
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ret = crypto_hash_update(desc, sg, plen);
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if (ret)
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goto out;
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}
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ret = crypto_hash_final(desc, out);
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if (ret)
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goto out;
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end = get_cycles();
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cycles += end - start;
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}
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out:
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local_irq_enable();
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local_bh_enable();
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if (ret)
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return ret;
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printk("%6lu cycles/operation, %4lu cycles/byte\n",
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cycles / 8, cycles / (8 * blen));
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return 0;
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}
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static void test_hash_speed(const char *algo, unsigned int sec,
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struct hash_speed *speed)
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{
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struct scatterlist sg[TVMEMSIZE];
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struct crypto_hash *tfm;
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struct hash_desc desc;
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char output[1024];
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int i;
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int ret;
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printk("\ntesting speed of %s\n", algo);
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tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC);
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if (IS_ERR(tfm)) {
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printk("failed to load transform for %s: %ld\n", algo,
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PTR_ERR(tfm));
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return;
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}
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desc.tfm = tfm;
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desc.flags = 0;
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if (crypto_hash_digestsize(tfm) > sizeof(output)) {
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printk("digestsize(%u) > outputbuffer(%zu)\n",
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crypto_hash_digestsize(tfm), sizeof(output));
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goto out;
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}
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sg_init_table(sg, TVMEMSIZE);
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for (i = 0; i < TVMEMSIZE; i++) {
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sg_set_buf(sg + i, tvmem[i], PAGE_SIZE);
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memset(tvmem[i], 0xff, PAGE_SIZE);
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}
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for (i = 0; speed[i].blen != 0; i++) {
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if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
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printk("template (%u) too big for tvmem (%lu)\n",
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speed[i].blen, TVMEMSIZE * PAGE_SIZE);
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goto out;
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}
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printk("test%3u (%5u byte blocks,%5u bytes per update,%4u updates): ",
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i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
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if (sec)
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ret = test_hash_jiffies(&desc, sg, speed[i].blen,
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speed[i].plen, output, sec);
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else
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ret = test_hash_cycles(&desc, sg, speed[i].blen,
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speed[i].plen, output);
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if (ret) {
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printk("hashing failed ret=%d\n", ret);
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break;
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}
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}
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out:
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crypto_free_hash(tfm);
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}
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static void test_available(void)
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{
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char **name = check;
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while (*name) {
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printk("alg %s ", *name);
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printk(crypto_has_alg(*name, 0, 0) ?
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"found\n" : "not found\n");
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name++;
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}
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}
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static inline int tcrypt_test(const char *alg)
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{
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return alg_test(alg, alg, 0, 0);
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}
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static void do_test(int m)
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{
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int i;
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switch (m) {
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case 0:
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for (i = 1; i < 200; i++)
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do_test(i);
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break;
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case 1:
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tcrypt_test("md5");
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break;
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case 2:
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tcrypt_test("sha1");
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break;
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case 3:
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tcrypt_test("ecb(des)");
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tcrypt_test("cbc(des)");
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break;
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case 4:
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tcrypt_test("ecb(des3_ede)");
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tcrypt_test("cbc(des3_ede)");
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break;
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case 5:
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tcrypt_test("md4");
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break;
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case 6:
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tcrypt_test("sha256");
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break;
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case 7:
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tcrypt_test("ecb(blowfish)");
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tcrypt_test("cbc(blowfish)");
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break;
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case 8:
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tcrypt_test("ecb(twofish)");
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tcrypt_test("cbc(twofish)");
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break;
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case 9:
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tcrypt_test("ecb(serpent)");
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break;
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case 10:
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tcrypt_test("ecb(aes)");
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tcrypt_test("cbc(aes)");
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tcrypt_test("lrw(aes)");
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tcrypt_test("xts(aes)");
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tcrypt_test("rfc3686(ctr(aes))");
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break;
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case 11:
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tcrypt_test("sha384");
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break;
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case 12:
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tcrypt_test("sha512");
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break;
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case 13:
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tcrypt_test("deflate");
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break;
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case 14:
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tcrypt_test("ecb(cast5)");
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break;
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case 15:
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tcrypt_test("ecb(cast6)");
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break;
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case 16:
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tcrypt_test("ecb(arc4)");
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break;
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case 17:
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tcrypt_test("michael_mic");
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break;
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case 18:
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tcrypt_test("crc32c");
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break;
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case 19:
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tcrypt_test("ecb(tea)");
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break;
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case 20:
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tcrypt_test("ecb(xtea)");
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break;
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case 21:
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tcrypt_test("ecb(khazad)");
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break;
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case 22:
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tcrypt_test("wp512");
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break;
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case 23:
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tcrypt_test("wp384");
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break;
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case 24:
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tcrypt_test("wp256");
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|
break;
|
|
|
|
case 25:
|
|
tcrypt_test("ecb(tnepres)");
|
|
break;
|
|
|
|
case 26:
|
|
tcrypt_test("ecb(anubis)");
|
|
tcrypt_test("cbc(anubis)");
|
|
break;
|
|
|
|
case 27:
|
|
tcrypt_test("tgr192");
|
|
break;
|
|
|
|
case 28:
|
|
|
|
tcrypt_test("tgr160");
|
|
break;
|
|
|
|
case 29:
|
|
tcrypt_test("tgr128");
|
|
break;
|
|
|
|
case 30:
|
|
tcrypt_test("ecb(xeta)");
|
|
break;
|
|
|
|
case 31:
|
|
tcrypt_test("pcbc(fcrypt)");
|
|
break;
|
|
|
|
case 32:
|
|
tcrypt_test("ecb(camellia)");
|
|
tcrypt_test("cbc(camellia)");
|
|
break;
|
|
case 33:
|
|
tcrypt_test("sha224");
|
|
break;
|
|
|
|
case 34:
|
|
tcrypt_test("salsa20");
|
|
break;
|
|
|
|
case 35:
|
|
tcrypt_test("gcm(aes)");
|
|
break;
|
|
|
|
case 36:
|
|
tcrypt_test("lzo");
|
|
break;
|
|
|
|
case 37:
|
|
tcrypt_test("ccm(aes)");
|
|
break;
|
|
|
|
case 38:
|
|
tcrypt_test("cts(cbc(aes))");
|
|
break;
|
|
|
|
case 39:
|
|
tcrypt_test("rmd128");
|
|
break;
|
|
|
|
case 40:
|
|
tcrypt_test("rmd160");
|
|
break;
|
|
|
|
case 41:
|
|
tcrypt_test("rmd256");
|
|
break;
|
|
|
|
case 42:
|
|
tcrypt_test("rmd320");
|
|
break;
|
|
|
|
case 43:
|
|
tcrypt_test("ecb(seed)");
|
|
break;
|
|
|
|
case 100:
|
|
tcrypt_test("hmac(md5)");
|
|
break;
|
|
|
|
case 101:
|
|
tcrypt_test("hmac(sha1)");
|
|
break;
|
|
|
|
case 102:
|
|
tcrypt_test("hmac(sha256)");
|
|
break;
|
|
|
|
case 103:
|
|
tcrypt_test("hmac(sha384)");
|
|
break;
|
|
|
|
case 104:
|
|
tcrypt_test("hmac(sha512)");
|
|
break;
|
|
|
|
case 105:
|
|
tcrypt_test("hmac(sha224)");
|
|
break;
|
|
|
|
case 106:
|
|
tcrypt_test("xcbc(aes)");
|
|
break;
|
|
|
|
case 107:
|
|
tcrypt_test("hmac(rmd128)");
|
|
break;
|
|
|
|
case 108:
|
|
tcrypt_test("hmac(rmd160)");
|
|
break;
|
|
|
|
case 200:
|
|
test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_32_40_48);
|
|
test_cipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0,
|
|
speed_template_32_40_48);
|
|
test_cipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_32_48_64);
|
|
test_cipher_speed("xts(aes)", DECRYPT, sec, NULL, 0,
|
|
speed_template_32_48_64);
|
|
break;
|
|
|
|
case 201:
|
|
test_cipher_speed("ecb(des3_ede)", ENCRYPT, sec,
|
|
des3_speed_template, DES3_SPEED_VECTORS,
|
|
speed_template_24);
|
|
test_cipher_speed("ecb(des3_ede)", DECRYPT, sec,
|
|
des3_speed_template, DES3_SPEED_VECTORS,
|
|
speed_template_24);
|
|
test_cipher_speed("cbc(des3_ede)", ENCRYPT, sec,
|
|
des3_speed_template, DES3_SPEED_VECTORS,
|
|
speed_template_24);
|
|
test_cipher_speed("cbc(des3_ede)", DECRYPT, sec,
|
|
des3_speed_template, DES3_SPEED_VECTORS,
|
|
speed_template_24);
|
|
break;
|
|
|
|
case 202:
|
|
test_cipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
break;
|
|
|
|
case 203:
|
|
test_cipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_8_32);
|
|
test_cipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0,
|
|
speed_template_8_32);
|
|
test_cipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_8_32);
|
|
test_cipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0,
|
|
speed_template_8_32);
|
|
break;
|
|
|
|
case 204:
|
|
test_cipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_8);
|
|
test_cipher_speed("ecb(des)", DECRYPT, sec, NULL, 0,
|
|
speed_template_8);
|
|
test_cipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_8);
|
|
test_cipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
|
|
speed_template_8);
|
|
break;
|
|
|
|
case 205:
|
|
test_cipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
test_cipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0,
|
|
speed_template_16_24_32);
|
|
break;
|
|
|
|
case 206:
|
|
test_cipher_speed("salsa20", ENCRYPT, sec, NULL, 0,
|
|
speed_template_16_32);
|
|
break;
|
|
|
|
case 300:
|
|
/* fall through */
|
|
|
|
case 301:
|
|
test_hash_speed("md4", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 302:
|
|
test_hash_speed("md5", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 303:
|
|
test_hash_speed("sha1", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 304:
|
|
test_hash_speed("sha256", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 305:
|
|
test_hash_speed("sha384", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 306:
|
|
test_hash_speed("sha512", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 307:
|
|
test_hash_speed("wp256", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 308:
|
|
test_hash_speed("wp384", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 309:
|
|
test_hash_speed("wp512", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 310:
|
|
test_hash_speed("tgr128", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 311:
|
|
test_hash_speed("tgr160", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 312:
|
|
test_hash_speed("tgr192", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 313:
|
|
test_hash_speed("sha224", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 314:
|
|
test_hash_speed("rmd128", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 315:
|
|
test_hash_speed("rmd160", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 316:
|
|
test_hash_speed("rmd256", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 317:
|
|
test_hash_speed("rmd320", sec, generic_hash_speed_template);
|
|
if (mode > 300 && mode < 400) break;
|
|
|
|
case 399:
|
|
break;
|
|
|
|
case 1000:
|
|
test_available();
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int __init tcrypt_mod_init(void)
|
|
{
|
|
int err = -ENOMEM;
|
|
int i;
|
|
|
|
for (i = 0; i < TVMEMSIZE; i++) {
|
|
tvmem[i] = (void *)__get_free_page(GFP_KERNEL);
|
|
if (!tvmem[i])
|
|
goto err_free_tv;
|
|
}
|
|
|
|
do_test(mode);
|
|
|
|
/* We intentionaly return -EAGAIN to prevent keeping
|
|
* the module. It does all its work from init()
|
|
* and doesn't offer any runtime functionality
|
|
* => we don't need it in the memory, do we?
|
|
* -- mludvig
|
|
*/
|
|
err = -EAGAIN;
|
|
|
|
err_free_tv:
|
|
for (i = 0; i < TVMEMSIZE && tvmem[i]; i++)
|
|
free_page((unsigned long)tvmem[i]);
|
|
|
|
return err;
|
|
}
|
|
|
|
/*
|
|
* If an init function is provided, an exit function must also be provided
|
|
* to allow module unload.
|
|
*/
|
|
static void __exit tcrypt_mod_fini(void) { }
|
|
|
|
module_init(tcrypt_mod_init);
|
|
module_exit(tcrypt_mod_fini);
|
|
|
|
module_param(mode, int, 0);
|
|
module_param(sec, uint, 0);
|
|
MODULE_PARM_DESC(sec, "Length in seconds of speed tests "
|
|
"(defaults to zero which uses CPU cycles instead)");
|
|
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_DESCRIPTION("Quick & dirty crypto testing module");
|
|
MODULE_AUTHOR("James Morris <jmorris@intercode.com.au>");
|