--- /dev/null
+/*
+ * Quick & dirty crypto testing module.
+ *
+ * This will only exist until we have a better testing mechanism
+ * (e.g. a char device).
+ *
+ * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
+ * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
+ * Copyright (c) 2007 Nokia Siemens Networks
+ *
+ * Updated RFC4106 AES-GCM testing.
+ * Authors: Aidan O'Mahony (aidan.o.mahony@intel.com)
+ * Adrian Hoban <adrian.hoban@intel.com>
+ * Gabriele Paoloni <gabriele.paoloni@intel.com>
+ * Tadeusz Struk (tadeusz.struk@intel.com)
+ * Copyright (c) 2010, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+
+#include <crypto/hash.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/gfp.h>
+#include <linux/module.h>
+#include <linux/scatterlist.h>
+#include <linux/string.h>
+#include <linux/moduleparam.h>
+#include <linux/jiffies.h>
+#include <linux/timex.h>
+#include <linux/interrupt.h>
+#include "tcrypt.h"
+#include "internal.h"
+
+/*
+ * Need slab memory for testing (size in number of pages).
+ */
+#define TVMEMSIZE 4
+
+/*
+* Used by test_cipher_speed()
+*/
+#define ENCRYPT 1
+#define DECRYPT 0
+
+/*
+ * return a string with the driver name
+ */
+#define get_driver_name(tfm_type, tfm) crypto_tfm_alg_driver_name(tfm_type ## _tfm(tfm))
+
+/*
+ * Used by test_cipher_speed()
+ */
+static unsigned int sec;
+
+static char *alg = NULL;
+static u32 type;
+static u32 mask;
+static int mode;
+static char *tvmem[TVMEMSIZE];
+
+static char *check[] = {
+ "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256",
+ "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes",
+ "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea",
+ "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt",
+ "camellia", "seed", "salsa20", "rmd128", "rmd160", "rmd256", "rmd320",
+ "lzo", "cts", "zlib", NULL
+};
+
+static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc,
+ struct scatterlist *sg, int blen, int secs)
+{
+ unsigned long start, end;
+ int bcount;
+ int ret;
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ if (enc)
+ ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
+ else
+ ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
+
+ if (ret)
+ return ret;
+ }
+
+ printk("%d operations in %d seconds (%ld bytes)\n",
+ bcount, secs, (long)bcount * blen);
+ return 0;
+}
+
+static int test_cipher_cycles(struct blkcipher_desc *desc, int enc,
+ struct scatterlist *sg, int blen)
+{
+ unsigned long cycles = 0;
+ int ret = 0;
+ int i;
+
+ local_irq_disable();
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ if (enc)
+ ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
+ else
+ ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
+
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+ if (enc)
+ ret = crypto_blkcipher_encrypt(desc, sg, sg, blen);
+ else
+ ret = crypto_blkcipher_decrypt(desc, sg, sg, blen);
+ end = get_cycles();
+
+ if (ret)
+ goto out;
+
+ cycles += end - start;
+ }
+
+out:
+ local_irq_enable();
+
+ if (ret == 0)
+ printk("1 operation in %lu cycles (%d bytes)\n",
+ (cycles + 4) / 8, blen);
+
+ return ret;
+}
+
+static int test_aead_jiffies(struct aead_request *req, int enc,
+ int blen, int secs)
+{
+ unsigned long start, end;
+ int bcount;
+ int ret;
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ if (enc)
+ ret = crypto_aead_encrypt(req);
+ else
+ ret = crypto_aead_decrypt(req);
+
+ if (ret)
+ return ret;
+ }
+
+ printk("%d operations in %d seconds (%ld bytes)\n",
+ bcount, secs, (long)bcount * blen);
+ return 0;
+}
+
+static int test_aead_cycles(struct aead_request *req, int enc, int blen)
+{
+ unsigned long cycles = 0;
+ int ret = 0;
+ int i;
+
+ local_irq_disable();
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ if (enc)
+ ret = crypto_aead_encrypt(req);
+ else
+ ret = crypto_aead_decrypt(req);
+
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+ if (enc)
+ ret = crypto_aead_encrypt(req);
+ else
+ ret = crypto_aead_decrypt(req);
+ end = get_cycles();
+
+ if (ret)
+ goto out;
+
+ cycles += end - start;
+ }
+
+out:
+ local_irq_enable();
+
+ if (ret == 0)
+ printk("1 operation in %lu cycles (%d bytes)\n",
+ (cycles + 4) / 8, blen);
+
+ return ret;
+}
+
+static u32 block_sizes[] = { 16, 64, 256, 1024, 8192, 0 };
+static u32 aead_sizes[] = { 16, 64, 256, 512, 1024, 2048, 4096, 8192, 0 };
+
+#define XBUFSIZE 8
+#define MAX_IVLEN 32
+
+static int testmgr_alloc_buf(char *buf[XBUFSIZE])
+{
+ int i;
+
+ for (i = 0; i < XBUFSIZE; i++) {
+ buf[i] = (void *)__get_free_page(GFP_KERNEL);
+ if (!buf[i])
+ goto err_free_buf;
+ }
+
+ return 0;
+
+err_free_buf:
+ while (i-- > 0)
+ free_page((unsigned long)buf[i]);
+
+ return -ENOMEM;
+}
+
+static void testmgr_free_buf(char *buf[XBUFSIZE])
+{
+ int i;
+
+ for (i = 0; i < XBUFSIZE; i++)
+ free_page((unsigned long)buf[i]);
+}
+
+static void sg_init_aead(struct scatterlist *sg, char *xbuf[XBUFSIZE],
+ unsigned int buflen)
+{
+ int np = (buflen + PAGE_SIZE - 1)/PAGE_SIZE;
+ int k, rem;
+
+ if (np > XBUFSIZE) {
+ rem = PAGE_SIZE;
+ np = XBUFSIZE;
+ } else {
+ rem = buflen % PAGE_SIZE;
+ }
+
+ sg_init_table(sg, np);
+ np--;
+ for (k = 0; k < np; k++)
+ sg_set_buf(&sg[k], xbuf[k], PAGE_SIZE);
+
+ sg_set_buf(&sg[k], xbuf[k], rem);
+}
+
+static void test_aead_speed(const char *algo, int enc, unsigned int secs,
+ struct aead_speed_template *template,
+ unsigned int tcount, u8 authsize,
+ unsigned int aad_size, u8 *keysize)
+{
+ unsigned int i, j;
+ struct crypto_aead *tfm;
+ int ret = -ENOMEM;
+ const char *key;
+ struct aead_request *req;
+ struct scatterlist *sg;
+ struct scatterlist *asg;
+ struct scatterlist *sgout;
+ const char *e;
+ void *assoc;
+ char *iv;
+ char *xbuf[XBUFSIZE];
+ char *xoutbuf[XBUFSIZE];
+ char *axbuf[XBUFSIZE];
+ unsigned int *b_size;
+ unsigned int iv_len;
+
+ iv = kzalloc(MAX_IVLEN, GFP_KERNEL);
+ if (!iv)
+ return;
+
+ if (aad_size >= PAGE_SIZE) {
+ pr_err("associate data length (%u) too big\n", aad_size);
+ goto out_noxbuf;
+ }
+
+ if (enc == ENCRYPT)
+ e = "encryption";
+ else
+ e = "decryption";
+
+ if (testmgr_alloc_buf(xbuf))
+ goto out_noxbuf;
+ if (testmgr_alloc_buf(axbuf))
+ goto out_noaxbuf;
+ if (testmgr_alloc_buf(xoutbuf))
+ goto out_nooutbuf;
+
+ sg = kmalloc(sizeof(*sg) * 8 * 3, GFP_KERNEL);
+ if (!sg)
+ goto out_nosg;
+ asg = &sg[8];
+ sgout = &asg[8];
+
+ tfm = crypto_alloc_aead(algo, 0, 0);
+
+ if (IS_ERR(tfm)) {
+ pr_err("alg: aead: Failed to load transform for %s: %ld\n", algo,
+ PTR_ERR(tfm));
+ goto out_notfm;
+ }
+
+ printk(KERN_INFO "\ntesting speed of %s (%s) %s\n", algo,
+ get_driver_name(crypto_aead, tfm), e);
+
+ req = aead_request_alloc(tfm, GFP_KERNEL);
+ if (!req) {
+ pr_err("alg: aead: Failed to allocate request for %s\n",
+ algo);
+ goto out_noreq;
+ }
+
+ i = 0;
+ do {
+ b_size = aead_sizes;
+ do {
+ assoc = axbuf[0];
+ memset(assoc, 0xff, aad_size);
+ sg_init_one(&asg[0], assoc, aad_size);
+
+ if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
+ pr_err("template (%u) too big for tvmem (%lu)\n",
+ *keysize + *b_size,
+ TVMEMSIZE * PAGE_SIZE);
+ goto out;
+ }
+
+ key = tvmem[0];
+ for (j = 0; j < tcount; j++) {
+ if (template[j].klen == *keysize) {
+ key = template[j].key;
+ break;
+ }
+ }
+ ret = crypto_aead_setkey(tfm, key, *keysize);
+ ret = crypto_aead_setauthsize(tfm, authsize);
+
+ iv_len = crypto_aead_ivsize(tfm);
+ if (iv_len)
+ memset(iv, 0xff, iv_len);
+
+ crypto_aead_clear_flags(tfm, ~0);
+ printk(KERN_INFO "test %u (%d bit key, %d byte blocks): ",
+ i, *keysize * 8, *b_size);
+
+
+ memset(tvmem[0], 0xff, PAGE_SIZE);
+
+ if (ret) {
+ pr_err("setkey() failed flags=%x\n",
+ crypto_aead_get_flags(tfm));
+ goto out;
+ }
+
+ sg_init_aead(&sg[0], xbuf,
+ *b_size + (enc ? authsize : 0));
+
+ sg_init_aead(&sgout[0], xoutbuf,
+ *b_size + (enc ? authsize : 0));
+
+ aead_request_set_crypt(req, sg, sgout, *b_size, iv);
+ aead_request_set_assoc(req, asg, aad_size);
+
+ if (secs)
+ ret = test_aead_jiffies(req, enc, *b_size,
+ secs);
+ else
+ ret = test_aead_cycles(req, enc, *b_size);
+
+ if (ret) {
+ pr_err("%s() failed return code=%d\n", e, ret);
+ break;
+ }
+ b_size++;
+ i++;
+ } while (*b_size);
+ keysize++;
+ } while (*keysize);
+
+out:
+ aead_request_free(req);
+out_noreq:
+ crypto_free_aead(tfm);
+out_notfm:
+ kfree(sg);
+out_nosg:
+ testmgr_free_buf(xoutbuf);
+out_nooutbuf:
+ testmgr_free_buf(axbuf);
+out_noaxbuf:
+ testmgr_free_buf(xbuf);
+out_noxbuf:
+ kfree(iv);
+ return;
+}
+
+static void test_cipher_speed(const char *algo, int enc, unsigned int secs,
+ struct cipher_speed_template *template,
+ unsigned int tcount, u8 *keysize)
+{
+ unsigned int ret, i, j, iv_len;
+ const char *key;
+ char iv[128];
+ struct crypto_blkcipher *tfm;
+ struct blkcipher_desc desc;
+ const char *e;
+ u32 *b_size;
+
+ if (enc == ENCRYPT)
+ e = "encryption";
+ else
+ e = "decryption";
+
+ tfm = crypto_alloc_blkcipher(algo, 0, CRYPTO_ALG_ASYNC);
+
+ if (IS_ERR(tfm)) {
+ printk("failed to load transform for %s: %ld\n", algo,
+ PTR_ERR(tfm));
+ return;
+ }
+ desc.tfm = tfm;
+ desc.flags = 0;
+
+ printk(KERN_INFO "\ntesting speed of %s (%s) %s\n", algo,
+ get_driver_name(crypto_blkcipher, tfm), e);
+
+ i = 0;
+ do {
+
+ b_size = block_sizes;
+ do {
+ struct scatterlist sg[TVMEMSIZE];
+
+ if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
+ printk("template (%u) too big for "
+ "tvmem (%lu)\n", *keysize + *b_size,
+ TVMEMSIZE * PAGE_SIZE);
+ goto out;
+ }
+
+ printk("test %u (%d bit key, %d byte blocks): ", i,
+ *keysize * 8, *b_size);
+
+ memset(tvmem[0], 0xff, PAGE_SIZE);
+
+ /* set key, plain text and IV */
+ key = tvmem[0];
+ for (j = 0; j < tcount; j++) {
+ if (template[j].klen == *keysize) {
+ key = template[j].key;
+ break;
+ }
+ }
+
+ ret = crypto_blkcipher_setkey(tfm, key, *keysize);
+ if (ret) {
+ printk("setkey() failed flags=%x\n",
+ crypto_blkcipher_get_flags(tfm));
+ goto out;
+ }
+
+ sg_init_table(sg, TVMEMSIZE);
+ sg_set_buf(sg, tvmem[0] + *keysize,
+ PAGE_SIZE - *keysize);
+ for (j = 1; j < TVMEMSIZE; j++) {
+ sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
+ memset (tvmem[j], 0xff, PAGE_SIZE);
+ }
+
+ iv_len = crypto_blkcipher_ivsize(tfm);
+ if (iv_len) {
+ memset(&iv, 0xff, iv_len);
+ crypto_blkcipher_set_iv(tfm, iv, iv_len);
+ }
+
+ if (secs)
+ ret = test_cipher_jiffies(&desc, enc, sg,
+ *b_size, secs);
+ else
+ ret = test_cipher_cycles(&desc, enc, sg,
+ *b_size);
+
+ if (ret) {
+ printk("%s() failed flags=%x\n", e, desc.flags);
+ break;
+ }
+ b_size++;
+ i++;
+ } while (*b_size);
+ keysize++;
+ } while (*keysize);
+
+out:
+ crypto_free_blkcipher(tfm);
+}
+
+static int test_hash_jiffies_digest(struct hash_desc *desc,
+ struct scatterlist *sg, int blen,
+ char *out, int secs)
+{
+ unsigned long start, end;
+ int bcount;
+ int ret;
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ ret = crypto_hash_digest(desc, sg, blen, out);
+ if (ret)
+ return ret;
+ }
+
+ printk("%6u opers/sec, %9lu bytes/sec\n",
+ bcount / secs, ((long)bcount * blen) / secs);
+
+ return 0;
+}
+
+static int test_hash_jiffies(struct hash_desc *desc, struct scatterlist *sg,
+ int blen, int plen, char *out, int secs)
+{
+ unsigned long start, end;
+ int bcount, pcount;
+ int ret;
+
+ if (plen == blen)
+ return test_hash_jiffies_digest(desc, sg, blen, out, secs);
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ ret = crypto_hash_init(desc);
+ if (ret)
+ return ret;
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ ret = crypto_hash_update(desc, sg, plen);
+ if (ret)
+ return ret;
+ }
+ /* we assume there is enough space in 'out' for the result */
+ ret = crypto_hash_final(desc, out);
+ if (ret)
+ return ret;
+ }
+
+ printk("%6u opers/sec, %9lu bytes/sec\n",
+ bcount / secs, ((long)bcount * blen) / secs);
+
+ return 0;
+}
+
+static int test_hash_cycles_digest(struct hash_desc *desc,
+ struct scatterlist *sg, int blen, char *out)
+{
+ unsigned long cycles = 0;
+ int i;
+ int ret;
+
+ local_irq_disable();
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ ret = crypto_hash_digest(desc, sg, blen, out);
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+
+ ret = crypto_hash_digest(desc, sg, blen, out);
+ if (ret)
+ goto out;
+
+ end = get_cycles();
+
+ cycles += end - start;
+ }
+
+out:
+ local_irq_enable();
+
+ if (ret)
+ return ret;
+
+ printk("%6lu cycles/operation, %4lu cycles/byte\n",
+ cycles / 8, cycles / (8 * blen));
+
+ return 0;
+}
+
+static int test_hash_cycles(struct hash_desc *desc, struct scatterlist *sg,
+ int blen, int plen, char *out)
+{
+ unsigned long cycles = 0;
+ int i, pcount;
+ int ret;
+
+ if (plen == blen)
+ return test_hash_cycles_digest(desc, sg, blen, out);
+
+ local_irq_disable();
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ ret = crypto_hash_init(desc);
+ if (ret)
+ goto out;
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ ret = crypto_hash_update(desc, sg, plen);
+ if (ret)
+ goto out;
+ }
+ ret = crypto_hash_final(desc, out);
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+
+ ret = crypto_hash_init(desc);
+ if (ret)
+ goto out;
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ ret = crypto_hash_update(desc, sg, plen);
+ if (ret)
+ goto out;
+ }
+ ret = crypto_hash_final(desc, out);
+ if (ret)
+ goto out;
+
+ end = get_cycles();
+
+ cycles += end - start;
+ }
+
+out:
+ local_irq_enable();
+
+ if (ret)
+ return ret;
+
+ printk("%6lu cycles/operation, %4lu cycles/byte\n",
+ cycles / 8, cycles / (8 * blen));
+
+ return 0;
+}
+
+static void test_hash_sg_init(struct scatterlist *sg)
+{
+ int i;
+
+ sg_init_table(sg, TVMEMSIZE);
+ for (i = 0; i < TVMEMSIZE; i++) {
+ sg_set_buf(sg + i, tvmem[i], PAGE_SIZE);
+ memset(tvmem[i], 0xff, PAGE_SIZE);
+ }
+}
+
+static void test_hash_speed(const char *algo, unsigned int secs,
+ struct hash_speed *speed)
+{
+ struct scatterlist sg[TVMEMSIZE];
+ struct crypto_hash *tfm;
+ struct hash_desc desc;
+ static char output[1024];
+ int i;
+ int ret;
+
+ tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC);
+
+ if (IS_ERR(tfm)) {
+ printk(KERN_ERR "failed to load transform for %s: %ld\n", algo,
+ PTR_ERR(tfm));
+ return;
+ }
+
+ printk(KERN_INFO "\ntesting speed of %s (%s)\n", algo,
+ get_driver_name(crypto_hash, tfm));
+
+ desc.tfm = tfm;
+ desc.flags = 0;
+
+ if (crypto_hash_digestsize(tfm) > sizeof(output)) {
+ printk(KERN_ERR "digestsize(%u) > outputbuffer(%zu)\n",
+ crypto_hash_digestsize(tfm), sizeof(output));
+ goto out;
+ }
+
+ test_hash_sg_init(sg);
+ for (i = 0; speed[i].blen != 0; i++) {
+ if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
+ printk(KERN_ERR
+ "template (%u) too big for tvmem (%lu)\n",
+ speed[i].blen, TVMEMSIZE * PAGE_SIZE);
+ goto out;
+ }
+
+ if (speed[i].klen)
+ crypto_hash_setkey(tfm, tvmem[0], speed[i].klen);
+
+ printk(KERN_INFO "test%3u "
+ "(%5u byte blocks,%5u bytes per update,%4u updates): ",
+ i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
+
+ if (secs)
+ ret = test_hash_jiffies(&desc, sg, speed[i].blen,
+ speed[i].plen, output, secs);
+ else
+ ret = test_hash_cycles(&desc, sg, speed[i].blen,
+ speed[i].plen, output);
+
+ if (ret) {
+ printk(KERN_ERR "hashing failed ret=%d\n", ret);
+ break;
+ }
+ }
+
+out:
+ crypto_free_hash(tfm);
+}
+
+struct tcrypt_result {
+ struct completion completion;
+ int err;
+};
+
+static void tcrypt_complete(struct crypto_async_request *req, int err)
+{
+ struct tcrypt_result *res = req->data;
+
+ if (err == -EINPROGRESS)
+ return;
+
+ res->err = err;
+ complete(&res->completion);
+}
+
+static inline int do_one_ahash_op(struct ahash_request *req, int ret)
+{
+ if (ret == -EINPROGRESS || ret == -EBUSY) {
+ struct tcrypt_result *tr = req->base.data;
+
+ wait_for_completion(&tr->completion);
+ reinit_completion(&tr->completion);
+ ret = tr->err;
+ }
+ return ret;
+}
+
+static int test_ahash_jiffies_digest(struct ahash_request *req, int blen,
+ char *out, int secs)
+{
+ unsigned long start, end;
+ int bcount;
+ int ret;
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ ret = do_one_ahash_op(req, crypto_ahash_digest(req));
+ if (ret)
+ return ret;
+ }
+
+ printk("%6u opers/sec, %9lu bytes/sec\n",
+ bcount / secs, ((long)bcount * blen) / secs);
+
+ return 0;
+}
+
+static int test_ahash_jiffies(struct ahash_request *req, int blen,
+ int plen, char *out, int secs)
+{
+ unsigned long start, end;
+ int bcount, pcount;
+ int ret;
+
+ if (plen == blen)
+ return test_ahash_jiffies_digest(req, blen, out, secs);
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ ret = crypto_ahash_init(req);
+ if (ret)
+ return ret;
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ ret = do_one_ahash_op(req, crypto_ahash_update(req));
+ if (ret)
+ return ret;
+ }
+ /* we assume there is enough space in 'out' for the result */
+ ret = do_one_ahash_op(req, crypto_ahash_final(req));
+ if (ret)
+ return ret;
+ }
+
+ pr_cont("%6u opers/sec, %9lu bytes/sec\n",
+ bcount / secs, ((long)bcount * blen) / secs);
+
+ return 0;
+}
+
+static int test_ahash_cycles_digest(struct ahash_request *req, int blen,
+ char *out)
+{
+ unsigned long cycles = 0;
+ int ret, i;
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ ret = do_one_ahash_op(req, crypto_ahash_digest(req));
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+
+ ret = do_one_ahash_op(req, crypto_ahash_digest(req));
+ if (ret)
+ goto out;
+
+ end = get_cycles();
+
+ cycles += end - start;
+ }
+
+out:
+ if (ret)
+ return ret;
+
+ pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
+ cycles / 8, cycles / (8 * blen));
+
+ return 0;
+}
+
+static int test_ahash_cycles(struct ahash_request *req, int blen,
+ int plen, char *out)
+{
+ unsigned long cycles = 0;
+ int i, pcount, ret;
+
+ if (plen == blen)
+ return test_ahash_cycles_digest(req, blen, out);
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ ret = crypto_ahash_init(req);
+ if (ret)
+ goto out;
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ ret = do_one_ahash_op(req, crypto_ahash_update(req));
+ if (ret)
+ goto out;
+ }
+ ret = do_one_ahash_op(req, crypto_ahash_final(req));
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+
+ ret = crypto_ahash_init(req);
+ if (ret)
+ goto out;
+ for (pcount = 0; pcount < blen; pcount += plen) {
+ ret = do_one_ahash_op(req, crypto_ahash_update(req));
+ if (ret)
+ goto out;
+ }
+ ret = do_one_ahash_op(req, crypto_ahash_final(req));
+ if (ret)
+ goto out;
+
+ end = get_cycles();
+
+ cycles += end - start;
+ }
+
+out:
+ if (ret)
+ return ret;
+
+ pr_cont("%6lu cycles/operation, %4lu cycles/byte\n",
+ cycles / 8, cycles / (8 * blen));
+
+ return 0;
+}
+
+static void test_ahash_speed(const char *algo, unsigned int secs,
+ struct hash_speed *speed)
+{
+ struct scatterlist sg[TVMEMSIZE];
+ struct tcrypt_result tresult;
+ struct ahash_request *req;
+ struct crypto_ahash *tfm;
+ static char output[1024];
+ int i, ret;
+
+ tfm = crypto_alloc_ahash(algo, 0, 0);
+ if (IS_ERR(tfm)) {
+ pr_err("failed to load transform for %s: %ld\n",
+ algo, PTR_ERR(tfm));
+ return;
+ }
+
+ printk(KERN_INFO "\ntesting speed of async %s (%s)\n", algo,
+ get_driver_name(crypto_ahash, tfm));
+
+ if (crypto_ahash_digestsize(tfm) > sizeof(output)) {
+ pr_err("digestsize(%u) > outputbuffer(%zu)\n",
+ crypto_ahash_digestsize(tfm), sizeof(output));
+ goto out;
+ }
+
+ test_hash_sg_init(sg);
+ req = ahash_request_alloc(tfm, GFP_KERNEL);
+ if (!req) {
+ pr_err("ahash request allocation failure\n");
+ goto out;
+ }
+
+ init_completion(&tresult.completion);
+ ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
+ tcrypt_complete, &tresult);
+
+ for (i = 0; speed[i].blen != 0; i++) {
+ if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) {
+ pr_err("template (%u) too big for tvmem (%lu)\n",
+ speed[i].blen, TVMEMSIZE * PAGE_SIZE);
+ break;
+ }
+
+ pr_info("test%3u "
+ "(%5u byte blocks,%5u bytes per update,%4u updates): ",
+ i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen);
+
+ ahash_request_set_crypt(req, sg, output, speed[i].plen);
+
+ if (secs)
+ ret = test_ahash_jiffies(req, speed[i].blen,
+ speed[i].plen, output, secs);
+ else
+ ret = test_ahash_cycles(req, speed[i].blen,
+ speed[i].plen, output);
+
+ if (ret) {
+ pr_err("hashing failed ret=%d\n", ret);
+ break;
+ }
+ }
+
+ ahash_request_free(req);
+
+out:
+ crypto_free_ahash(tfm);
+}
+
+static inline int do_one_acipher_op(struct ablkcipher_request *req, int ret)
+{
+ if (ret == -EINPROGRESS || ret == -EBUSY) {
+ struct tcrypt_result *tr = req->base.data;
+
+ wait_for_completion(&tr->completion);
+ reinit_completion(&tr->completion);
+ ret = tr->err;
+ }
+
+ return ret;
+}
+
+static int test_acipher_jiffies(struct ablkcipher_request *req, int enc,
+ int blen, int secs)
+{
+ unsigned long start, end;
+ int bcount;
+ int ret;
+
+ for (start = jiffies, end = start + secs * HZ, bcount = 0;
+ time_before(jiffies, end); bcount++) {
+ if (enc)
+ ret = do_one_acipher_op(req,
+ crypto_ablkcipher_encrypt(req));
+ else
+ ret = do_one_acipher_op(req,
+ crypto_ablkcipher_decrypt(req));
+
+ if (ret)
+ return ret;
+ }
+
+ pr_cont("%d operations in %d seconds (%ld bytes)\n",
+ bcount, secs, (long)bcount * blen);
+ return 0;
+}
+
+static int test_acipher_cycles(struct ablkcipher_request *req, int enc,
+ int blen)
+{
+ unsigned long cycles = 0;
+ int ret = 0;
+ int i;
+
+ /* Warm-up run. */
+ for (i = 0; i < 4; i++) {
+ if (enc)
+ ret = do_one_acipher_op(req,
+ crypto_ablkcipher_encrypt(req));
+ else
+ ret = do_one_acipher_op(req,
+ crypto_ablkcipher_decrypt(req));
+
+ if (ret)
+ goto out;
+ }
+
+ /* The real thing. */
+ for (i = 0; i < 8; i++) {
+ cycles_t start, end;
+
+ start = get_cycles();
+ if (enc)
+ ret = do_one_acipher_op(req,
+ crypto_ablkcipher_encrypt(req));
+ else
+ ret = do_one_acipher_op(req,
+ crypto_ablkcipher_decrypt(req));
+ end = get_cycles();
+
+ if (ret)
+ goto out;
+
+ cycles += end - start;
+ }
+
+out:
+ if (ret == 0)
+ pr_cont("1 operation in %lu cycles (%d bytes)\n",
+ (cycles + 4) / 8, blen);
+
+ return ret;
+}
+
+static void test_acipher_speed(const char *algo, int enc, unsigned int secs,
+ struct cipher_speed_template *template,
+ unsigned int tcount, u8 *keysize)
+{
+ unsigned int ret, i, j, k, iv_len;
+ struct tcrypt_result tresult;
+ const char *key;
+ char iv[128];
+ struct ablkcipher_request *req;
+ struct crypto_ablkcipher *tfm;
+ const char *e;
+ u32 *b_size;
+
+ if (enc == ENCRYPT)
+ e = "encryption";
+ else
+ e = "decryption";
+
+ init_completion(&tresult.completion);
+
+ tfm = crypto_alloc_ablkcipher(algo, 0, 0);
+
+ if (IS_ERR(tfm)) {
+ pr_err("failed to load transform for %s: %ld\n", algo,
+ PTR_ERR(tfm));
+ return;
+ }
+
+ pr_info("\ntesting speed of async %s (%s) %s\n", algo,
+ get_driver_name(crypto_ablkcipher, tfm), e);
+
+ req = ablkcipher_request_alloc(tfm, GFP_KERNEL);
+ if (!req) {
+ pr_err("tcrypt: skcipher: Failed to allocate request for %s\n",
+ algo);
+ goto out;
+ }
+
+ ablkcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
+ tcrypt_complete, &tresult);
+
+ i = 0;
+ do {
+ b_size = block_sizes;
+
+ do {
+ struct scatterlist sg[TVMEMSIZE];
+
+ if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) {
+ pr_err("template (%u) too big for "
+ "tvmem (%lu)\n", *keysize + *b_size,
+ TVMEMSIZE * PAGE_SIZE);
+ goto out_free_req;
+ }
+
+ pr_info("test %u (%d bit key, %d byte blocks): ", i,
+ *keysize * 8, *b_size);
+
+ memset(tvmem[0], 0xff, PAGE_SIZE);
+
+ /* set key, plain text and IV */
+ key = tvmem[0];
+ for (j = 0; j < tcount; j++) {
+ if (template[j].klen == *keysize) {
+ key = template[j].key;
+ break;
+ }
+ }
+
+ crypto_ablkcipher_clear_flags(tfm, ~0);
+
+ ret = crypto_ablkcipher_setkey(tfm, key, *keysize);
+ if (ret) {
+ pr_err("setkey() failed flags=%x\n",
+ crypto_ablkcipher_get_flags(tfm));
+ goto out_free_req;
+ }
+
+ k = *keysize + *b_size;
+ sg_init_table(sg, DIV_ROUND_UP(k, PAGE_SIZE));
+
+ if (k > PAGE_SIZE) {
+ sg_set_buf(sg, tvmem[0] + *keysize,
+ PAGE_SIZE - *keysize);
+ k -= PAGE_SIZE;
+ j = 1;
+ while (k > PAGE_SIZE) {
+ sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
+ memset(tvmem[j], 0xff, PAGE_SIZE);
+ j++;
+ k -= PAGE_SIZE;
+ }
+ sg_set_buf(sg + j, tvmem[j], k);
+ memset(tvmem[j], 0xff, k);
+ } else {
+ sg_set_buf(sg, tvmem[0] + *keysize, *b_size);
+ }
+
+ iv_len = crypto_ablkcipher_ivsize(tfm);
+ if (iv_len)
+ memset(&iv, 0xff, iv_len);
+
+ ablkcipher_request_set_crypt(req, sg, sg, *b_size, iv);
+
+ if (secs)
+ ret = test_acipher_jiffies(req, enc,
+ *b_size, secs);
+ else
+ ret = test_acipher_cycles(req, enc,
+ *b_size);
+
+ if (ret) {
+ pr_err("%s() failed flags=%x\n", e,
+ crypto_ablkcipher_get_flags(tfm));
+ break;
+ }
+ b_size++;
+ i++;
+ } while (*b_size);
+ keysize++;
+ } while (*keysize);
+
+out_free_req:
+ ablkcipher_request_free(req);
+out:
+ crypto_free_ablkcipher(tfm);
+}
+
+static void test_available(void)
+{
+ char **name = check;
+
+ while (*name) {
+ printk("alg %s ", *name);
+ printk(crypto_has_alg(*name, 0, 0) ?
+ "found\n" : "not found\n");
+ name++;
+ }
+}
+
+static inline int tcrypt_test(const char *alg)
+{
+ int ret;
+
+ ret = alg_test(alg, alg, 0, 0);
+ /* non-fips algs return -EINVAL in fips mode */
+ if (fips_enabled && ret == -EINVAL)
+ ret = 0;
+ return ret;
+}
+
+static int do_test(const char *alg, u32 type, u32 mask, int m)
+{
+ int i;
+ int ret = 0;
+
+ switch (m) {
+ case 0:
+ if (alg) {
+ if (!crypto_has_alg(alg, type,
+ mask ?: CRYPTO_ALG_TYPE_MASK))
+ ret = -ENOENT;
+ break;
+ }
+
+ for (i = 1; i < 200; i++)
+ ret += do_test(NULL, 0, 0, i);
+ break;
+
+ case 1:
+ ret += tcrypt_test("md5");
+ break;
+
+ case 2:
+ ret += tcrypt_test("sha1");
+ break;
+
+ case 3:
+ ret += tcrypt_test("ecb(des)");
+ ret += tcrypt_test("cbc(des)");
+ ret += tcrypt_test("ctr(des)");
+ break;
+
+ case 4:
+ ret += tcrypt_test("ecb(des3_ede)");
+ ret += tcrypt_test("cbc(des3_ede)");
+ ret += tcrypt_test("ctr(des3_ede)");
+ break;
+
+ case 5:
+ ret += tcrypt_test("md4");
+ break;
+
+ case 6:
+ ret += tcrypt_test("sha256");
+ break;
+
+ case 7:
+ ret += tcrypt_test("ecb(blowfish)");
+ ret += tcrypt_test("cbc(blowfish)");
+ ret += tcrypt_test("ctr(blowfish)");
+ break;
+
+ case 8:
+ ret += tcrypt_test("ecb(twofish)");
+ ret += tcrypt_test("cbc(twofish)");
+ ret += tcrypt_test("ctr(twofish)");
+ ret += tcrypt_test("lrw(twofish)");
+ ret += tcrypt_test("xts(twofish)");
+ break;
+
+ case 9:
+ ret += tcrypt_test("ecb(serpent)");
+ ret += tcrypt_test("cbc(serpent)");
+ ret += tcrypt_test("ctr(serpent)");
+ ret += tcrypt_test("lrw(serpent)");
+ ret += tcrypt_test("xts(serpent)");
+ break;
+
+ case 10:
+ ret += tcrypt_test("ecb(aes)");
+ ret += tcrypt_test("cbc(aes)");
+ ret += tcrypt_test("lrw(aes)");
+ ret += tcrypt_test("xts(aes)");
+ ret += tcrypt_test("ctr(aes)");
+ ret += tcrypt_test("rfc3686(ctr(aes))");
+ break;
+
+ case 11:
+ ret += tcrypt_test("sha384");
+ break;
+
+ case 12:
+ ret += tcrypt_test("sha512");
+ break;
+
+ case 13:
+ ret += tcrypt_test("deflate");
+ break;
+
+ case 14:
+ ret += tcrypt_test("ecb(cast5)");
+ ret += tcrypt_test("cbc(cast5)");
+ ret += tcrypt_test("ctr(cast5)");
+ break;
+
+ case 15:
+ ret += tcrypt_test("ecb(cast6)");
+ ret += tcrypt_test("cbc(cast6)");
+ ret += tcrypt_test("ctr(cast6)");
+ ret += tcrypt_test("lrw(cast6)");
+ ret += tcrypt_test("xts(cast6)");
+ break;
+
+ case 16:
+ ret += tcrypt_test("ecb(arc4)");
+ break;
+
+ case 17:
+ ret += tcrypt_test("michael_mic");
+ break;
+
+ case 18:
+ ret += tcrypt_test("crc32c");
+ break;
+
+ case 19:
+ ret += tcrypt_test("ecb(tea)");
+ break;
+
+ case 20:
+ ret += tcrypt_test("ecb(xtea)");
+ break;
+
+ case 21:
+ ret += tcrypt_test("ecb(khazad)");
+ break;
+
+ case 22:
+ ret += tcrypt_test("wp512");
+ break;
+
+ case 23:
+ ret += tcrypt_test("wp384");
+ break;
+
+ case 24:
+ ret += tcrypt_test("wp256");
+ break;
+
+ case 25:
+ ret += tcrypt_test("ecb(tnepres)");
+ break;
+
+ case 26:
+ ret += tcrypt_test("ecb(anubis)");
+ ret += tcrypt_test("cbc(anubis)");
+ break;
+
+ case 27:
+ ret += tcrypt_test("tgr192");
+ break;
+
+ case 28:
+ ret += tcrypt_test("tgr160");
+ break;
+
+ case 29:
+ ret += tcrypt_test("tgr128");
+ break;
+
+ case 30:
+ ret += tcrypt_test("ecb(xeta)");
+ break;
+
+ case 31:
+ ret += tcrypt_test("pcbc(fcrypt)");
+ break;
+
+ case 32:
+ ret += tcrypt_test("ecb(camellia)");
+ ret += tcrypt_test("cbc(camellia)");
+ ret += tcrypt_test("ctr(camellia)");
+ ret += tcrypt_test("lrw(camellia)");
+ ret += tcrypt_test("xts(camellia)");
+ break;
+
+ case 33:
+ ret += tcrypt_test("sha224");
+ break;
+
+ case 34:
+ ret += tcrypt_test("salsa20");
+ break;
+
+ case 35:
+ ret += tcrypt_test("gcm(aes)");
+ break;
+
+ case 36:
+ ret += tcrypt_test("lzo");
+ break;
+
+ case 37:
+ ret += tcrypt_test("ccm(aes)");
+ break;
+
+ case 38:
+ ret += tcrypt_test("cts(cbc(aes))");
+ break;
+
+ case 39:
+ ret += tcrypt_test("rmd128");
+ break;
+
+ case 40:
+ ret += tcrypt_test("rmd160");
+ break;
+
+ case 41:
+ ret += tcrypt_test("rmd256");
+ break;
+
+ case 42:
+ ret += tcrypt_test("rmd320");
+ break;
+
+ case 43:
+ ret += tcrypt_test("ecb(seed)");
+ break;
+
+ case 44:
+ ret += tcrypt_test("zlib");
+ break;
+
+ case 45:
+ ret += tcrypt_test("rfc4309(ccm(aes))");
+ break;
+
+ case 46:
+ ret += tcrypt_test("ghash");
+ break;
+
+ case 47:
+ ret += tcrypt_test("crct10dif");
+ break;
+
+ case 100:
+ ret += tcrypt_test("hmac(md5)");
+ break;
+
+ case 101:
+ ret += tcrypt_test("hmac(sha1)");
+ break;
+
+ case 102:
+ ret += tcrypt_test("hmac(sha256)");
+ break;
+
+ case 103:
+ ret += tcrypt_test("hmac(sha384)");
+ break;
+
+ case 104:
+ ret += tcrypt_test("hmac(sha512)");
+ break;
+
+ case 105:
+ ret += tcrypt_test("hmac(sha224)");
+ break;
+
+ case 106:
+ ret += tcrypt_test("xcbc(aes)");
+ break;
+
+ case 107:
+ ret += tcrypt_test("hmac(rmd128)");
+ break;
+
+ case 108:
+ ret += tcrypt_test("hmac(rmd160)");
+ break;
+
+ case 109:
+ ret += tcrypt_test("vmac(aes)");
+ break;
+
+ case 110:
+ ret += tcrypt_test("hmac(crc32)");
+ break;
+
+ case 150:
+ ret += tcrypt_test("ansi_cprng");
+ break;
+
+ case 151:
+ ret += tcrypt_test("rfc4106(gcm(aes))");
+ break;
+
+ case 152:
+ ret += tcrypt_test("rfc4543(gcm(aes))");
+ break;
+
+ case 153:
+ ret += tcrypt_test("cmac(aes)");
+ break;
+
+ case 154:
+ ret += tcrypt_test("cmac(des3_ede)");
+ break;
+
+ case 155:
+ ret += tcrypt_test("authenc(hmac(sha1),cbc(aes))");
+ break;
+
+ case 156:
+ ret += tcrypt_test("authenc(hmac(md5),ecb(cipher_null))");
+ break;
+
+ case 157:
+ ret += tcrypt_test("authenc(hmac(sha1),ecb(cipher_null))");
+ break;
+ case 181:
+ ret += tcrypt_test("authenc(hmac(sha1),cbc(des))");
+ break;
+ case 182:
+ ret += tcrypt_test("authenc(hmac(sha1),cbc(des3_ede))");
+ break;
+ case 183:
+ ret += tcrypt_test("authenc(hmac(sha224),cbc(des))");
+ break;
+ case 184:
+ ret += tcrypt_test("authenc(hmac(sha224),cbc(des3_ede))");
+ break;
+ case 185:
+ ret += tcrypt_test("authenc(hmac(sha256),cbc(des))");
+ break;
+ case 186:
+ ret += tcrypt_test("authenc(hmac(sha256),cbc(des3_ede))");
+ break;
+ case 187:
+ ret += tcrypt_test("authenc(hmac(sha384),cbc(des))");
+ break;
+ case 188:
+ ret += tcrypt_test("authenc(hmac(sha384),cbc(des3_ede))");
+ break;
+ case 189:
+ ret += tcrypt_test("authenc(hmac(sha512),cbc(des))");
+ break;
+ case 190:
+ ret += tcrypt_test("authenc(hmac(sha512),cbc(des3_ede))");
+ 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);
+ test_cipher_speed("ctr(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_cipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ 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);
+ test_cipher_speed("ctr(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_cipher_speed("ctr(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);
+ test_cipher_speed("ctr(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_cipher_speed("ctr(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_cipher_speed("lrw(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_cipher_speed("lrw(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_cipher_speed("xts(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ test_cipher_speed("xts(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ 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);
+ test_cipher_speed("ctr(blowfish)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ test_cipher_speed("ctr(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);
+ test_cipher_speed("ctr(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_cipher_speed("ctr(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_cipher_speed("lrw(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_cipher_speed("lrw(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_cipher_speed("xts(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ test_cipher_speed("xts(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ break;
+
+ case 206:
+ test_cipher_speed("salsa20", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ break;
+
+ case 207:
+ test_cipher_speed("ecb(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("ecb(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("cbc(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("cbc(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("ctr(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("ctr(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("lrw(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_cipher_speed("lrw(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_cipher_speed("xts(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ test_cipher_speed("xts(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ break;
+
+ case 208:
+ test_cipher_speed("ecb(arc4)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ break;
+
+ case 209:
+ test_cipher_speed("ecb(cast5)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_cipher_speed("ecb(cast5)", DECRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_cipher_speed("cbc(cast5)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_cipher_speed("cbc(cast5)", DECRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_cipher_speed("ctr(cast5)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_cipher_speed("ctr(cast5)", DECRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ break;
+
+ case 210:
+ test_cipher_speed("ecb(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("ecb(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("cbc(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("cbc(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("ctr(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("ctr(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_cipher_speed("lrw(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_cipher_speed("lrw(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_cipher_speed("xts(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ test_cipher_speed("xts(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ break;
+
+ case 211:
+ test_aead_speed("rfc4106(gcm(aes))", ENCRYPT, sec,
+ NULL, 0, 16, 8, aead_speed_template_20);
+ break;
+
+ case 300:
+ if (alg) {
+ test_hash_speed(alg, sec, generic_hash_speed_template);
+ break;
+ }
+
+ /* 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 318:
+ test_hash_speed("ghash-generic", sec, hash_speed_template_16);
+ if (mode > 300 && mode < 400) break;
+
+ case 319:
+ test_hash_speed("crc32c", sec, generic_hash_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 320:
+ test_hash_speed("crct10dif", sec, generic_hash_speed_template);
+ if (mode > 300 && mode < 400) break;
+
+ case 399:
+ break;
+
+ case 400:
+ if (alg) {
+ test_ahash_speed(alg, sec, generic_hash_speed_template);
+ break;
+ }
+
+ /* fall through */
+
+ case 401:
+ test_ahash_speed("md4", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 402:
+ test_ahash_speed("md5", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 403:
+ test_ahash_speed("sha1", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 404:
+ test_ahash_speed("sha256", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 405:
+ test_ahash_speed("sha384", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 406:
+ test_ahash_speed("sha512", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 407:
+ test_ahash_speed("wp256", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 408:
+ test_ahash_speed("wp384", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 409:
+ test_ahash_speed("wp512", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 410:
+ test_ahash_speed("tgr128", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 411:
+ test_ahash_speed("tgr160", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 412:
+ test_ahash_speed("tgr192", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 413:
+ test_ahash_speed("sha224", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 414:
+ test_ahash_speed("rmd128", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 415:
+ test_ahash_speed("rmd160", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 416:
+ test_ahash_speed("rmd256", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 417:
+ test_ahash_speed("rmd320", sec, generic_hash_speed_template);
+ if (mode > 400 && mode < 500) break;
+
+ case 499:
+ break;
+
+ case 500:
+ test_acipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_acipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_acipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ test_acipher_speed("xts(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ test_acipher_speed("ctr(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cfb(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cfb(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ofb(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ofb(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("rfc3686(ctr(aes))", ENCRYPT, sec, NULL, 0,
+ speed_template_20_28_36);
+ test_acipher_speed("rfc3686(ctr(aes))", DECRYPT, sec, NULL, 0,
+ speed_template_20_28_36);
+ break;
+
+ case 501:
+ test_acipher_speed("ecb(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("ecb(des3_ede)", DECRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("cbc(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("cbc(des3_ede)", DECRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("cfb(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("cfb(des3_ede)", DECRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("ofb(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("ofb(des3_ede)", DECRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ break;
+
+ case 502:
+ test_acipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("ecb(des)", DECRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("cfb(des)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("cfb(des)", DECRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("ofb(des)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("ofb(des)", DECRYPT, sec, NULL, 0,
+ speed_template_8);
+ break;
+
+ case 503:
+ test_acipher_speed("ecb(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ecb(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("cbc(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("cbc(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ctr(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ctr(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("lrw(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_acipher_speed("lrw(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_acipher_speed("xts(serpent)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ test_acipher_speed("xts(serpent)", DECRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ break;
+
+ case 504:
+ test_acipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ctr(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ctr(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("lrw(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_acipher_speed("lrw(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_32_40_48);
+ test_acipher_speed("xts(twofish)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ test_acipher_speed("xts(twofish)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48_64);
+ break;
+
+ case 505:
+ test_acipher_speed("ecb(arc4)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ break;
+
+ case 506:
+ test_acipher_speed("ecb(cast5)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_acipher_speed("ecb(cast5)", DECRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_acipher_speed("cbc(cast5)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_acipher_speed("cbc(cast5)", DECRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_acipher_speed("ctr(cast5)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ test_acipher_speed("ctr(cast5)", DECRYPT, sec, NULL, 0,
+ speed_template_8_16);
+ break;
+
+ case 507:
+ test_acipher_speed("ecb(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ecb(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("cbc(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("cbc(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ctr(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ctr(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("lrw(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_acipher_speed("lrw(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_acipher_speed("xts(cast6)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ test_acipher_speed("xts(cast6)", DECRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ break;
+
+ case 508:
+ test_acipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ctr(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("ctr(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_16_32);
+ test_acipher_speed("lrw(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_acipher_speed("lrw(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_32_48);
+ test_acipher_speed("xts(camellia)", ENCRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ test_acipher_speed("xts(camellia)", DECRYPT, sec, NULL, 0,
+ speed_template_32_64);
+ break;
+
+ case 509:
+ test_acipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ test_acipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ test_acipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ test_acipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ test_acipher_speed("ctr(blowfish)", ENCRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ test_acipher_speed("ctr(blowfish)", DECRYPT, sec, NULL, 0,
+ speed_template_8_32);
+ break;
+
+ case 1000:
+ test_available();
+ break;
+ }
+
+ return ret;
+}
+
+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;
+ }
+
+ err = do_test(alg, type, mask, mode);
+
+ if (err) {
+ printk(KERN_ERR "tcrypt: one or more tests failed!\n");
+ goto err_free_tv;
+ }
+
+ /* We intentionaly return -EAGAIN to prevent keeping the module,
+ * unless we're running in fips mode. It does all its work from
+ * init() and doesn't offer any runtime functionality, but in
+ * the fips case, checking for a successful load is helpful.
+ * => we don't need it in the memory, do we?
+ * -- mludvig
+ */
+ if (!fips_enabled)
+ 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(alg, charp, 0);
+module_param(type, uint, 0);
+module_param(mask, uint, 0);
+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>");
Code Review / kvmfornfv.git / blobdiff