#include <linux/module.h>
#include <linux/mm.h>
#include <linux/slab.h>
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
#include <linux/string.h>
#include <linux/crypto.h>
#include <linux/highmem.h>
static void test_hash(char *algo, struct hash_testvec *template,
unsigned int tcount)
{
- char *p;
unsigned int i, j, k, temp;
struct scatterlist sg[8];
char result[64];
printk("test %u:\n", i + 1);
memset(result, 0, 64);
- p = hash_tv[i].plaintext;
- sg[0].page = virt_to_page(p);
- sg[0].offset = offset_in_page(p);
- sg[0].length = hash_tv[i].psize;
+ sg_set_buf(&sg[0], hash_tv[i].plaintext, hash_tv[i].psize);
crypto_digest_init(tfm);
if (tfm->crt_u.digest.dit_setkey) {
hash_tv[i].plaintext + temp,
hash_tv[i].tap[k]);
temp += hash_tv[i].tap[k];
- p = &xbuf[IDX[k]];
- sg[k].page = virt_to_page(p);
- sg[k].offset = offset_in_page(p);
- sg[k].length = hash_tv[i].tap[k];
+ sg_set_buf(&sg[k], &xbuf[IDX[k]],
+ hash_tv[i].tap[k]);
}
crypto_digest_digest(tfm, sg, hash_tv[i].np, result);
static void test_hmac(char *algo, struct hmac_testvec *template,
unsigned int tcount)
{
- char *p;
unsigned int i, j, k, temp;
struct scatterlist sg[8];
char result[64];
printk("test %u:\n", i + 1);
memset(result, 0, sizeof (result));
- p = hmac_tv[i].plaintext;
klen = hmac_tv[i].ksize;
- sg[0].page = virt_to_page(p);
- sg[0].offset = offset_in_page(p);
- sg[0].length = hmac_tv[i].psize;
+ sg_set_buf(&sg[0], hmac_tv[i].plaintext, hmac_tv[i].psize);
crypto_hmac(tfm, hmac_tv[i].key, &klen, sg, 1, result);
hmac_tv[i].plaintext + temp,
hmac_tv[i].tap[k]);
temp += hmac_tv[i].tap[k];
- p = &xbuf[IDX[k]];
- sg[k].page = virt_to_page(p);
- sg[k].offset = offset_in_page(p);
- sg[k].length = hmac_tv[i].tap[k];
+ sg_set_buf(&sg[k], &xbuf[IDX[k]],
+ hmac_tv[i].tap[k]);
}
crypto_hmac(tfm, hmac_tv[i].key, &klen, sg,
{
unsigned int ret, i, j, k, temp;
unsigned int tsize;
- char *p, *q;
+ char *q;
struct crypto_tfm *tfm;
char *key;
struct cipher_testvec *cipher_tv;
goto out;
}
- p = cipher_tv[i].input;
- sg[0].page = virt_to_page(p);
- sg[0].offset = offset_in_page(p);
- sg[0].length = cipher_tv[i].ilen;
+ sg_set_buf(&sg[0], cipher_tv[i].input,
+ cipher_tv[i].ilen);
if (!mode) {
crypto_cipher_set_iv(tfm, cipher_tv[i].iv,
cipher_tv[i].input + temp,
cipher_tv[i].tap[k]);
temp += cipher_tv[i].tap[k];
- p = &xbuf[IDX[k]];
- sg[k].page = virt_to_page(p);
- sg[k].offset = offset_in_page(p);
- sg[k].length = cipher_tv[i].tap[k];
+ sg_set_buf(&sg[k], &xbuf[IDX[k]],
+ cipher_tv[i].tap[k]);
}
if (!mode) {
static int test_cipher_jiffies(struct crypto_tfm *tfm, int enc, char *p,
int blen, int sec)
{
- struct scatterlist sg[8];
+ struct scatterlist sg[1];
unsigned long start, end;
int bcount;
int ret;
- sg[0].page = virt_to_page(p);
- sg[0].offset = offset_in_page(p);
- sg[0].length = blen;
+ sg_set_buf(sg, p, blen);
for (start = jiffies, end = start + sec * HZ, bcount = 0;
time_before(jiffies, end); bcount++) {
static int test_cipher_cycles(struct crypto_tfm *tfm, int enc, char *p,
int blen)
{
- struct scatterlist sg[8];
+ struct scatterlist sg[1];
unsigned long cycles = 0;
int ret = 0;
int i;
- sg[0].page = virt_to_page(p);
- sg[0].offset = offset_in_page(p);
- sg[0].length = blen;
+ sg_set_buf(sg, p, blen);
local_bh_disable();
local_irq_disable();
crypto_free_tfm(tfm);
}
+static void test_digest_jiffies(struct crypto_tfm *tfm, char *p, int blen,
+ int plen, char *out, int sec)
+{
+ struct scatterlist sg[1];
+ unsigned long start, end;
+ int bcount, pcount;
+
+ for (start = jiffies, end = start + sec * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ crypto_digest_init(tfm);
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ sg_set_buf(sg, p + pcount, plen);
+ crypto_digest_update(tfm, sg, 1);
+ }
+ /* we assume there is enough space in 'out' for the result */
+ crypto_digest_final(tfm, out);
+ }
+
+ printk("%6u opers/sec, %9lu bytes/sec\n",
+ bcount / sec, ((long)bcount * blen) / sec);
+
+ return;
+}
+
+static void test_digest_cycles(struct crypto_tfm *tfm, char *p, int blen,
+ int plen, char *out)
+{
+ struct scatterlist sg[1];
+ unsigned long cycles = 0;
+ int i, pcount;
+
+ local_bh_disable();
+ local_irq_disable();
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ crypto_digest_init(tfm);
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ sg_set_buf(sg, p + pcount, plen);
+ crypto_digest_update(tfm, sg, 1);
+ }
+ crypto_digest_final(tfm, out);
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ crypto_digest_init(tfm);
+
+ start = get_cycles();
+
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ sg_set_buf(sg, p + pcount, plen);
+ crypto_digest_update(tfm, sg, 1);
+ }
+ crypto_digest_final(tfm, out);
+
+ end = get_cycles();
+
+ cycles += end - start;
+ }
+
+ local_irq_enable();
+ local_bh_enable();
+
+ printk("%6lu cycles/operation, %4lu cycles/byte\n",
+ cycles / 8, cycles / (8 * blen));
+
+ return;
+}
+
+static void test_digest_speed(char *algo, unsigned int sec,
+ struct digest_speed *speed)
+{
+ struct crypto_tfm *tfm;
+ char output[1024];
+ int i;
+
+ printk("\ntesting speed of %s\n", algo);
+
+ tfm = crypto_alloc_tfm(algo, 0);
+
+ if (tfm == NULL) {
+ printk("failed to load transform for %s\n", algo);
+ return;
+ }
+
+ if (crypto_tfm_alg_digestsize(tfm) > sizeof(output)) {
+ printk("digestsize(%u) > outputbuffer(%zu)\n",
+ crypto_tfm_alg_digestsize(tfm), sizeof(output));
+ goto out;
+ }
+
+ for (i = 0; speed[i].blen != 0; i++) {
+ if (speed[i].blen > TVMEMSIZE) {
+ printk("template (%u) too big for tvmem (%u)\n",
+ speed[i].blen, TVMEMSIZE);
+ goto out;
+ }
+
+ printk("test%3u (%5u byte blocks,%5u bytes per update,%4u updates): ",
+ i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
+
+ memset(tvmem, 0xff, speed[i].blen);
+
+ if (sec)
+ test_digest_jiffies(tfm, tvmem, speed[i].blen, speed[i].plen, output, sec);
+ else
+ test_digest_cycles(tfm, tvmem, speed[i].blen, speed[i].plen, output);
+ }
+
+out:
+ crypto_free_tfm(tfm);
+}
+
static void test_deflate(void)
{
unsigned int i;
for (i = 0; i < NUMVEC; i++) {
for (j = 0; j < VECSIZE; j++)
test_vec[i][j] = ++b;
- sg[i].page = virt_to_page(test_vec[i]);
- sg[i].offset = offset_in_page(test_vec[i]);
- sg[i].length = VECSIZE;
+ sg_set_buf(&sg[i], test_vec[i], VECSIZE);
}
seed = SEEDTESTVAL;
//AES
test_cipher ("aes", MODE_ECB, ENCRYPT, aes_enc_tv_template, AES_ENC_TEST_VECTORS);
test_cipher ("aes", MODE_ECB, DECRYPT, aes_dec_tv_template, AES_DEC_TEST_VECTORS);
+ test_cipher ("aes", MODE_CBC, ENCRYPT, aes_cbc_enc_tv_template, AES_CBC_ENC_TEST_VECTORS);
+ test_cipher ("aes", MODE_CBC, DECRYPT, aes_cbc_dec_tv_template, AES_CBC_DEC_TEST_VECTORS);
//CAST5
test_cipher ("cast5", MODE_ECB, ENCRYPT, cast5_enc_tv_template, CAST5_ENC_TEST_VECTORS);
case 10:
test_cipher ("aes", MODE_ECB, ENCRYPT, aes_enc_tv_template, AES_ENC_TEST_VECTORS);
test_cipher ("aes", MODE_ECB, DECRYPT, aes_dec_tv_template, AES_DEC_TEST_VECTORS);
+ test_cipher ("aes", MODE_CBC, ENCRYPT, aes_cbc_enc_tv_template, AES_CBC_ENC_TEST_VECTORS);
+ test_cipher ("aes", MODE_CBC, DECRYPT, aes_cbc_dec_tv_template, AES_CBC_DEC_TEST_VECTORS);
break;
case 11:
des_speed_template);
break;
+ case 300:
+ /* fall through */
+
+ case 301:
+ test_digest_speed("md4", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 302:
+ test_digest_speed("md5", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 303:
+ test_digest_speed("sha1", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 304:
+ test_digest_speed("sha256", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 305:
+ test_digest_speed("sha384", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 306:
+ test_digest_speed("sha512", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 307:
+ test_digest_speed("wp256", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 308:
+ test_digest_speed("wp384", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 309:
+ test_digest_speed("wp512", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 310:
+ test_digest_speed("tgr128", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 311:
+ test_digest_speed("tgr160", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 312:
+ test_digest_speed("tgr192", sec, generic_digest_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 399:
+ break;
+
case 1000:
test_available();
break;
kfree(xbuf);
kfree(tvmem);
- return 0;
+
+ /* 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
+ */
+ return -EAGAIN;
}
/*