/*
* Algorithm testing framework and tests.
*
* Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
* Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org>
* Copyright (c) 2007 Nokia Siemens Networks
* Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
*
* 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/module.h>
#include <linux/scatterlist.h>
#include <linux/slab.h>
#include <linux/string.h>
#include "internal.h"
#include "testmgr.h"
/*
* Need slab memory for testing (size in number of pages).
*/
#define XBUFSIZE 8
/*
* Indexes into the xbuf to simulate cross-page access.
*/
#define IDX1 32
#define IDX2 32400
#define IDX3 1
#define IDX4 8193
#define IDX5 22222
#define IDX6 17101
#define IDX7 27333
#define IDX8 3000
/*
* Used by test_cipher()
*/
#define ENCRYPT 1
#define DECRYPT 0
struct tcrypt_result {
struct completion completion;
int err;
};
struct aead_test_suite {
struct {
struct aead_testvec *vecs;
unsigned int count;
} enc, dec;
};
struct cipher_test_suite {
struct {
struct cipher_testvec *vecs;
unsigned int count;
} enc, dec;
};
struct comp_test_suite {
struct {
struct comp_testvec *vecs;
unsigned int count;
} comp, decomp;
};
struct hash_test_suite {
struct hash_testvec *vecs;
unsigned int count;
};
struct alg_test_desc {
const char *alg;
int (*test)(const struct alg_test_desc *desc, const char *driver,
u32 type, u32 mask);
union {
struct aead_test_suite aead;
struct cipher_test_suite cipher;
struct comp_test_suite comp;
struct hash_test_suite hash;
} suite;
};
static unsigned int IDX[8] = { IDX1, IDX2, IDX3, IDX4, IDX5, IDX6, IDX7, IDX8 };
static char *xbuf[XBUFSIZE];
static char *axbuf[XBUFSIZE];
static void hexdump(unsigned char *buf, unsigned int len)
{
print_hex_dump(KERN_CONT, "", DUMP_PREFIX_OFFSET,
16, 1,
buf, len, false);
}
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 int test_hash(struct crypto_ahash *tfm, struct hash_testvec *template,
unsigned int tcount)
{
const char *algo = crypto_tfm_alg_driver_name(crypto_ahash_tfm(tfm));
unsigned int i, j, k, temp;
struct scatterlist sg[8];
char result[64];
struct ahash_request *req;
struct tcrypt_result tresult;
int ret;
void *hash_buff;
init_completion(&tresult.completion);
req = ahash_request_alloc(tfm, GFP_KERNEL);
if (!req) {
printk(KERN_ERR "alg: hash: Failed to allocate request for "
"%s\n", algo);
ret = -ENOMEM;
goto out_noreq;
}
ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
tcrypt_complete, &tresult);
for (i = 0; i < tcount; i++) {
memset(result, 0, 64);
hash_buff = xbuf[0];
memcpy(hash_buff, template[i].plaintext, template[i].psize);
sg_init_one(&sg[0], hash_buff, template[i].psize);
if (template[i].ksize) {
crypto_ahash_clear_flags(tfm, ~0);
ret = crypto_ahash_setkey(tfm, template[i].key,
template[i].ksize);
if (ret) {
printk(KERN_ERR "alg: hash: setkey failed on "
"test %d for %s: ret=%d\n", i + 1, algo,
-ret);
goto out;
}
}
ahash_request_set_crypt(req, sg, result, template[i].psize);
ret = crypto_ahash_digest(req);
switch (ret) {
case 0:
break;
case -EINPROGRESS:
case -EBUSY:
ret = wait_for_completion_interruptible(
&tresult.completion);
if (!ret && !(ret = tresult.err)) {
INIT_COMPLETION(tresult.completion);
break;
}
/* fall through */
default:
printk(KERN_ERR "alg: hash: digest failed on test %d "
"for %s: ret=%d\n", i + 1, algo, -ret);
goto out;
}
if (memcmp(result, template[i].digest,
crypto_ahash_digestsize(tfm))) {
printk(KERN_ERR "alg: hash: Test %d failed for %s\n",
i + 1, algo);
hexdump(result, crypto_ahash_digestsize(tfm));
ret = -EINVAL;
goto out;
}
}
j = 0;
for (i = 0; i < tcount; i++) {
if (template[i].np) {
j++;
memset(result, 0, 64);
temp = 0;
sg_init_table(sg, template[i].np);
for (k = 0; k < template[i].np; k++) {
sg_set_buf(&sg[k],
memcpy(xbuf[IDX[k] >> PAGE_SHIFT] +
offset_in_page(IDX[k]),
template[i].plaintext + temp,
template[i].tap[k]),
template[i].tap[k]);
temp += template[i].tap[k];
}
if (template[i].ksize) {
crypto_ahash_clear_flags(tfm, ~0);
ret = crypto_ahash_setkey(tfm, template[i].key,
template[i].ksize);
if (ret) {
printk(KERN_ERR "alg: hash: setkey "
"failed on chunking test %d "
"for %s: ret=%d\n", j, algo,
-ret);
goto out;
}
}
ahash_request_set_crypt(req, sg, result,
template[i].psize);
ret = crypto_ahash_digest(req);
switch (ret) {
case 0:
break;
case -EINPROGRESS:
case -EBUSY:
ret = wait_for_completion_interruptible(
&tresult.completion);
if (!ret && !(ret = tresult.err)) {
INIT_COMPLETION(tresult.completion);
break;
}
/* fall through */
default:
printk(KERN_ERR "alg: hash: digest failed "
"on chunking test %d for %s: "
"ret=%d\n", j, algo, -ret);
goto out;
}
if (memcmp(result, template[i].digest,
crypto_ahash_digestsize(tfm))) {
printk(KERN_ERR "alg: hash: Chunking test %d "
"failed for %s\n", j, algo);
hexdump(result, crypto_ahash_digestsize(tfm));
ret = -EINVAL;
goto out;
}
}
}
ret = 0;
out:
ahash_request_free(req);
out_noreq:
return ret;
}
static int test_aead(struct crypto_aead *tfm, int enc,
struct aead_testvec *template, unsigned int tcount)
{
const char *algo = crypto_tfm_alg_driver_name(crypto_aead_tfm(tfm));
unsigned int i, j, k, n, temp;
int ret = 0;
char *q;
char *key;
struct aead_request *req;
struct scatterlist sg[8];
struct scatterlist asg[8];
const char *e;
struct tcrypt_result result;
unsigned int authsize;
void *input;
void *assoc;
char iv[MAX_IVLEN];
if (enc == ENCRYPT)
e = "encryption";
else
e = "decryption";
init_completion(&result.completion);
req = aead_request_alloc(tfm, GFP_KERNEL);
if (!req) {
printk(KERN_ERR "alg: aead: Failed to allocate request for "
"%s\n", algo);
ret = -ENOMEM;
goto out;
}
aead_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
tcrypt_complete, &result);
for (i = 0, j = 0; i < tcount; i++) {
if (!template[i].np) {
j++;
/* some tepmplates have no input data but they will
* touch input
*/
input = xbuf[0];
assoc = axbuf[0];
memcpy(input, template[i].input, template[i].ilen);
memcpy(assoc, template[i].assoc, template[i].alen);
if (template[i].iv)
memcpy(iv, template[i].iv, MAX_IVLEN);
else
memset(iv, 0, MAX_IVLEN);
crypto_aead_clear_flags(tfm, ~0);
if (template[i].wk)
crypto_aead_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
key = template[i].key;
ret = crypto_aead_setkey(tfm, key,
template[i].klen);
if (!ret == template[i].fail) {
printk(KERN_ERR "alg: aead: setkey failed on "
"test %d for %s: flags=%x\n", j, algo,
crypto_aead_get_flags(tfm));
goto out;
} else if (ret)
continue;
authsize = abs(template[i].rlen - template[i].ilen);
ret = crypto_aead_setauthsize(tfm, authsize);
if (ret) {
printk(KERN_ERR "alg: aead: Failed to set "
"authsize to %u on test %d for %s\n",
authsize, j, algo);
goto out;
}
sg_init_one(&sg[0], input,
template[i].ilen + (enc ? authsize : 0));
sg_init_one(&asg[0], assoc, template[i].alen);
aead_request_set_crypt(req, sg, sg,
template[i].ilen, iv);
aead_request_set_assoc(req, asg, template[i].alen);
ret = enc ?
crypto_aead_encrypt(req) :
crypto_aead_decrypt(req);
switch (ret) {
case 0:
break;
case -EINPROGRESS:
case -EBUSY:
ret = wait_for_completion_interruptible(
&result.completion);
if (!ret && !(ret = result.err)) {
INIT_COMPLETION(result.completion);
break;
}
/* fall through */
default:
printk(KERN_ERR "alg: aead: %s failed on test "
"%d for %s: ret=%d\n", e, j, algo, -ret);
goto out;
}
q = input;
if (memcmp(q, template[i].result, template[i].rlen)) {
printk(KERN_ERR "alg: aead: Test %d failed on "
"%s for %s\n", j, e, algo);
hexdump(q, template[i].rlen);
ret = -EINVAL;
goto out;
}
}
}
for (i = 0, j = 0; i < tcount; i++) {
if (template[i].np) {
j++;
if (template[i].iv)
memcpy(iv, template[i].iv, MAX_IVLEN);
else
memset(iv, 0, MAX_IVLEN);
crypto_aead_clear_flags(tfm, ~0);
if (template[i].wk)
crypto_aead_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
key = template[i].key;
ret = crypto_aead_setkey(tfm, key, template[i].klen);
if (!ret == template[i].fail) {
printk(KERN_ERR "alg: aead: setkey failed on "
"chunk test %d for %s: flags=%x\n", j,
algo, crypto_aead_get_flags(tfm));
goto out;
} else if (ret)
continue;
authsize = abs(template[i].rlen - template[i].ilen);
ret = -EINVAL;
sg_init_table(sg, template[i].np);
for (k = 0, temp = 0; k < template[i].np; k++) {
if (WARN_ON(offset_in_page(IDX[k]) +
template[i].tap[k] > PAGE_SIZE))
goto out;
q = xbuf[IDX[k] >> PAGE_SHIFT] +
offset_in_page(IDX[k]);
memcpy(q, template[i].input + temp,
template[i].tap[k]);
n = template[i].tap[k];
if (k == template[i].np - 1 && enc)
n += authsize;
if (offset_in_page(q) + n < PAGE_SIZE)
q[n] = 0;
sg_set_buf(&sg[k], q, template[i].tap[k]);
temp += template[i].tap[k];
}
ret = crypto_aead_setauthsize(tfm, authsize);
if (ret) {
printk(KERN_ERR "alg: aead: Failed to set "
"authsize to %u on chunk test %d for "
"%s\n", authsize, j, algo);
goto out;
}
if (enc) {
if (WARN_ON(sg[k - 1].offset +
sg[k - 1].length + authsize >
PAGE_SIZE)) {
ret = -EINVAL;
goto out;
}
sg[k - 1].length += authsize;
}
sg_init_table(asg, template[i].anp);
for (k = 0, temp = 0; k < template[i].anp; k++) {
sg_set_buf(&asg[k],
memcpy(axbuf[IDX[k] >> PAGE_SHIFT] +
offset_in_page(IDX[k]),
template[i].assoc + temp,
template[i].atap[k]),
template[i].atap[k]);
temp += template[i].atap[k];
}
aead_request_set_crypt(req, sg, sg,
template[i].ilen,
iv);
aead_request_set_assoc(req, asg, template[i].alen);
ret = enc ?
crypto_aead_encrypt(req) :
crypto_aead_decrypt(req);
switch (ret) {
case 0:
break;
case -EINPROGRESS:
case -EBUSY:
ret = wait_for_completion_interruptible(
&result.completion);
if (!ret && !(ret = result.err)) {
INIT_COMPLETION(result.completion);
break;
}
/* fall through */
default:
printk(KERN_ERR "alg: aead: %s failed on "
"chunk test %d for %s: ret=%d\n", e, j,
algo, -ret);
goto out;
}
ret = -EINVAL;
for (k = 0, temp = 0; k < template[i].np; k++) {
q = xbuf[IDX[k] >> PAGE_SHIFT] +
offset_in_page(IDX[k]);
n = template[i].tap[k];
if (k == template[i].np - 1)
n += enc ? authsize : -authsize;
if (memcmp(q, template[i].result + temp, n)) {
printk(KERN_ERR "alg: aead: Chunk "
"test %d failed on %s at page "
"%u for %s\n", j, e, k, algo);
hexdump(q, n);
goto out;
}
q += n;
if (k == template[i].np - 1 && !enc) {
if (memcmp(q, template[i].input +
temp + n, authsize))
n = authsize;
else
n = 0;
} else {
for (n = 0; offset_in_page(q + n) &&
q[n]; n++)
;
}
if (n) {
printk(KERN_ERR "alg: aead: Result "
"buffer corruption in chunk "
"test %d on %s at page %u for "
"%s: %u bytes:\n", j, e, k,
algo, n);
hexdump(q, n);
goto out;
}
temp += template[i].tap[k];
}
}
}
ret = 0;
out:
aead_request_free(req);
return ret;
}
static int test_cipher(struct crypto_cipher *tfm, int enc,
struct cipher_testvec *template, unsigned int tcount)
{
const char *algo = crypto_tfm_alg_driver_name(crypto_cipher_tfm(tfm));
unsigned int i, j, k;
int ret;
char *q;
const char *e;
void *data;
if (enc == ENCRYPT)
e = "encryption";
else
e = "decryption";
j = 0;
for (i = 0; i < tcount; i++) {
if (template[i].np)
continue;
j++;
data = xbuf[0];
memcpy(data, template[i].input, template[i].ilen);
crypto_cipher_clear_flags(tfm, ~0);
if (template[i].wk)
crypto_cipher_set_flags(tfm, CRYPTO_TFM_REQ_WEAK_KEY);
ret = crypto_cipher_setkey(tfm, template[i].key,
template[i].klen);
if (!ret == template[i].fail) {
printk(KERN_ERR "alg: cipher: setkey failed "
"on test %d for %s: flags=%x\n", j,
algo, crypto_cipher_get_flags(tfm));
goto out;
} else if (ret)
continue;
for (k = 0; k < template[i].ilen;
k += crypto_cipher_blocksize(tfm)) {
if (enc)
crypto_cipher_encrypt_one(tfm, data + k,
data + k);
else
crypto_cipher_decrypt_one(tfm, data + k,
data + k);
}
q = data;
if (memcmp(q, template[i].result, template[i].rlen)) {
printk(KERN_ERR "alg: cipher: Test %d failed "
"on %s for %s\n", j, e, algo);
hexdump(q, template[i].rlen);
ret = -EINVAL;
goto out;
}
}
ret = 0;
out:
return ret;
}
static int test_skcipher(struct crypto_ablkcipher *tfm, int enc,
struct cipher_testvec *template, unsigned int tcount)
{
const char *algo =
crypto_tfm_alg_driver_name(crypto_ablkcipher_tfm(tfm));
unsigned int i, j, k, n, temp;
int ret;
char *q;
struct ablkcipher_request *req;
struct scatterlist sg[8];
const char *e;
struct tcrypt_result result;
void *data;
char iv[MAX_IVLEN];
if (enc == ENCRYPT)
e = "encryption";
else
e = "decryption";
init_completion(&result.completion);
req = ablkcipher_request_alloc(tfm, GFP_KERNEL);
if (!req) {
printk(KERN_ERR "alg: skcipher: Failed to allocate request "
"for %s\n", algo);
ret = -ENOMEM;
goto out;
}
ablkcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
tcrypt_complete, &result);
j = 0;
for (i = 0; i < tcount; i++) {
if (template[i].iv)
memcpy(iv, template[i].iv, MAX_IVLEN);
else
memset(iv, 0, MAX_IVLEN);
if (!(template[i].np)) {
j++;
data = xbuf[0];
memcpy(data, template[i].input, template[i].ilen);
crypto_ablkcipher_clear_flags(tfm, ~0);
if (template[i].wk)
crypto_ablkcipher_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
ret = crypto_ablkcipher_setkey(tfm, template[i].key,
template[i].klen);
if (!ret == template[i].fail) {
printk(KERN_ERR "alg: skcipher: setkey failed "
"on test %d for %s: flags=%x\n", j,
algo, crypto_ablkcipher_get_flags(tfm));
goto out;
} else if (ret)
continue;
sg_init_one(&sg[0], data, template[i].ilen);
ablkcipher_request_set_crypt(req, sg, sg,
template[i].ilen, iv);
ret = enc ?
crypto_ablkcipher_encrypt(req) :
crypto_ablkcipher_decrypt(req);
switch (ret) {
case 0:
break;
case -EINPROGRESS:
case -EBUSY:
ret = wait_for_completion_interruptible(
&result.completion);
if (!ret && !((ret = result.err))) {
INIT_COMPLETION(result.completion);
break;
}
/* fall through */
default:
printk(KERN_ERR "alg: skcipher: %s failed on "
"test %d for %s: ret=%d\n", e, j, algo,
-ret);
goto out;
}
q = data;
if (memcmp(q, template[i].result, template[i].rlen)) {
printk(KERN_ERR "alg: skcipher: Test %d "
"failed on %s for %s\n", j, e, algo);
hexdump(q, template[i].rlen);
ret = -EINVAL;
goto out;
}
}
}
j = 0;
for (i = 0; i < tcount; i++) {
if (template[i].iv)
memcpy(iv, template[i].iv, MAX_IVLEN);
else
memset(iv, 0, MAX_IVLEN);
if (template[i].np) {
j++;
crypto_ablkcipher_clear_flags(tfm, ~0);
if (template[i].wk)
crypto_ablkcipher_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
ret = crypto_ablkcipher_setkey(tfm, template[i].key,
template[i].klen);
if (!ret == template[i].fail) {
printk(KERN_ERR "alg: skcipher: setkey failed "
"on chunk test %d for %s: flags=%x\n",
j, algo,
crypto_ablkcipher_get_flags(tfm));
goto out;
} else if (ret)
continue;
temp = 0;
ret = -EINVAL;
sg_init_table(sg, template[i].np);
for (k = 0; k < template[i].np; k++) {
if (WARN_ON(offset_in_page(IDX[k]) +
template[i].tap[k] > PAGE_SIZE))
goto out;
q = xbuf[IDX[k] >> PAGE_SHIFT] +
offset_in_page(IDX[k]);
memcpy(q, template[i].input + temp,
template[i].tap[k]);
if (offset_in_page(q) + template[i].tap[k] <
PAGE_SIZE)
q[template[i].tap[k]] = 0;
sg_set_buf(&sg[k], q, template[i].tap[k]);
temp += template[i].tap[k];
}
ablkcipher_request_set_crypt(req, sg, sg,
template[i].ilen, iv);
ret = enc ?
crypto_ablkcipher_encrypt(req) :
crypto_ablkcipher_decrypt(req);
switch (ret) {
case 0:
break;
case -EINPROGRESS:
case -EBUSY:
ret = wait_for_completion_interruptible(
&result.completion);
if (!ret && !((ret = result.err))) {
INIT_COMPLETION(result.completion);
break;
}
/* fall through */
default:
printk(KERN_ERR "alg: skcipher: %s failed on "
"chunk test %d for %s: ret=%d\n", e, j,
algo, -ret);
goto out;
}
temp = 0;
ret = -EINVAL;
for (k = 0; k < template[i].np; k++) {
q = xbuf[IDX[k] >> PAGE_SHIFT] +
offset_in_page(IDX[k]);
if (memcmp(q, template[i].result + temp,
template[i].tap[k])) {
printk(KERN_ERR "alg: skcipher: Chunk "
"test %d failed on %s at page "
"%u for %s\n", j, e, k, algo);
hexdump(q, template[i].tap[k]);
goto out;
}
q += template[i].tap[k];
for (n = 0; offset_in_page(q + n) && q[n]; n++)
;
if (n) {
printk(KERN_ERR "alg: skcipher: "
"Result buffer corruption in "
"chunk test %d on %s at page "
"%u for %s: %u bytes:\n", j, e,
k, algo, n);
hexdump(q, n);
goto out;
}
temp += template[i].tap[k];
}
}
}
ret = 0;
out:
ablkcipher_request_free(req);
return ret;
}
static int test_comp(struct crypto_comp *tfm, struct comp_testvec *ctemplate,
struct comp_testvec *dtemplate, int ctcount, int dtcount)
{
const char *algo = crypto_tfm_alg_driver_name(crypto_comp_tfm(tfm));
unsigned int i;
char result[COMP_BUF_SIZE];
int ret;
for (i = 0; i < ctcount; i++) {
int ilen, dlen = COMP_BUF_SIZE;
memset(result, 0, sizeof (result));
ilen = ctemplate[i].inlen;
ret = crypto_comp_compress(tfm, ctemplate[i].input,
ilen, result, &dlen);
if (ret) {
printk(KERN_ERR "alg: comp: compression failed "
"on test %d for %s: ret=%d\n", i + 1, algo,
-ret);
goto out;
}
if (memcmp(result, ctemplate[i].output, dlen)) {
printk(KERN_ERR "alg: comp: Compression test %d "
"failed for %s\n", i + 1, algo);
hexdump(result, dlen);
ret = -EINVAL;
goto out;
}
}
for (i = 0; i < dtcount; i++) {
int ilen, dlen = COMP_BUF_SIZE;
memset(result, 0, sizeof (result));
ilen = dtemplate[i].inlen;
ret = crypto_comp_decompress(tfm, dtemplate[i].input,
ilen, result, &dlen);
if (ret) {
printk(KERN_ERR "alg: comp: decompression failed "
"on test %d for %s: ret=%d\n", i + 1, algo,
-ret);
goto out;
}
if (memcmp(result, dtemplate[i].output, dlen)) {
printk(KERN_ERR "alg: comp: Decompression test %d "
"failed for %s\n", i + 1, algo);
hexdump(result, dlen);
ret = -EINVAL;
goto out;
}
}
ret = 0;
out:
return ret;
}
static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
u32 type, u32 mask)
{
struct crypto_aead *tfm;
int err = 0;
tfm = crypto_alloc_aead(driver, type, mask);
if (IS_ERR(tfm)) {
printk(KERN_ERR "alg: aead: Failed to load transform for %s: "
"%ld\n", driver, PTR_ERR(tfm));
return PTR_ERR(tfm);
}
if (desc->suite.aead.enc.vecs) {
err = test_aead(tfm, ENCRYPT, desc->suite.aead.enc.vecs,
desc->suite.aead.enc.count);
if (err)
goto out;
}
if (!err && desc->suite.aead.dec.vecs)
err = test_aead(tfm, DECRYPT, desc->suite.aead.dec.vecs,
desc->suite.aead.dec.count);
out:
crypto_free_aead(tfm);
return err;
}
static int alg_test_cipher(const struct alg_test_desc *desc,
const char *driver, u32 type, u32 mask)
{
struct crypto_cipher *tfm;
int err = 0;
tfm = crypto_alloc_cipher(driver, type, mask);
if (IS_ERR(tfm)) {
printk(KERN_ERR "alg: cipher: Failed to load transform for "
"%s: %ld\n", driver, PTR_ERR(tfm));
return PTR_ERR(tfm);
}
if (desc->suite.cipher.enc.vecs) {
err = test_cipher(tfm, ENCRYPT, desc->suite.cipher.enc.vecs,
desc->suite.cipher.enc.count);
if (err)
goto out;
}
if (desc->suite.cipher.dec.vecs)
err = test_cipher(tfm, DECRYPT, desc->suite.cipher.dec.vecs,
desc->suite.cipher.dec.count);
out:
crypto_free_cipher(tfm);
return err;
}
static int alg_test_skcipher(const struct alg_test_desc *desc,
const char *driver, u32 type, u32 mask)
{
struct crypto_ablkcipher *tfm;
int err = 0;
tfm = crypto_alloc_ablkcipher(driver, type, mask);
if (IS_ERR(tfm)) {
printk(KERN_ERR "alg: skcipher: Failed to load transform for "
"%s: %ld\n", driver, PTR_ERR(tfm));
return PTR_ERR(tfm);
}
if (desc->suite.cipher.enc.vecs) {
err = test_skcipher(tfm, ENCRYPT, desc->suite.cipher.enc.vecs,
desc->suite.cipher.enc.count);
if (err)
goto out;
}
if (desc->suite.cipher.dec.vecs)
err = test_skcipher(tfm, DECRYPT, desc->suite.cipher.dec.vecs,
desc->suite.cipher.dec.count);
out:
crypto_free_ablkcipher(tfm);
return err;
}
static int alg_test_comp(const struct alg_test_desc *desc, const char *driver,
u32 type, u32 mask)
{
struct crypto_comp *tfm;
int err;
tfm = crypto_alloc_comp(driver, type, mask);
if (IS_ERR(tfm)) {
printk(KERN_ERR "alg: comp: Failed to load transform for %s: "
"%ld\n", driver, PTR_ERR(tfm));
return PTR_ERR(tfm);
}
err = test_comp(tfm, desc->suite.comp.comp.vecs,
desc->suite.comp.decomp.vecs,
desc->suite.comp.comp.count,
desc->suite.comp.decomp.count);
crypto_free_comp(tfm);
return err;
}
static int alg_test_hash(const struct alg_test_desc *desc, const char *driver,
u32 type, u32 mask)
{
struct crypto_ahash *tfm;
int err;
tfm = crypto_alloc_ahash(driver, type, mask);
if (IS_ERR(tfm)) {
printk(KERN_ERR "alg: hash: Failed to load transform for %s: "
"%ld\n", driver, PTR_ERR(tfm));
return PTR_ERR(tfm);
}
err = test_hash(tfm, desc->suite.hash.vecs, desc->suite.hash.count);
crypto_free_ahash(tfm);
return err;
}
static int alg_test_crc32c(const struct alg_test_desc *desc,
const char *driver, u32 type, u32 mask)
{
struct crypto_shash *tfm;
u32 val;
int err;
err = alg_test_hash(desc, driver, type, mask);
if (err)
goto out;
tfm = crypto_alloc_shash(driver, type, mask);
if (IS_ERR(tfm)) {
printk(KERN_ERR "alg: crc32c: Failed to load transform for %s: "
"%ld\n", driver, PTR_ERR(tfm));
err = PTR_ERR(tfm);
goto out;
}
do {
struct {
struct shash_desc shash;
char ctx[crypto_shash_descsize(tfm)];
} sdesc;
sdesc.shash.tfm = tfm;
sdesc.shash.flags = 0;
*(u32 *)sdesc.ctx = le32_to_cpu(420553207);
err = crypto_shash_final(&sdesc.shash, (u8 *)&val);
if (err) {
printk(KERN_ERR "alg: crc32c: Operation failed for "
"%s: %d\n", driver, err);
break;
}
if (val != ~420553207) {
printk(KERN_ERR "alg: crc32c: Test failed for %s: "
"%d\n", driver, val);
err = -EINVAL;
}
} while (0);
crypto_free_shash(tfm);
out:
return err;
}
/* Please keep this list sorted by algorithm name. */
static const struct alg_test_desc alg_test_descs[] = {
{
.alg = "cbc(aes)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = aes_cbc_enc_tv_template,
.count = AES_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_cbc_dec_tv_template,
.count = AES_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "cbc(anubis)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = anubis_cbc_enc_tv_template,
.count = ANUBIS_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = anubis_cbc_dec_tv_template,
.count = ANUBIS_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "cbc(blowfish)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = bf_cbc_enc_tv_template,
.count = BF_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = bf_cbc_dec_tv_template,
.count = BF_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "cbc(camellia)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = camellia_cbc_enc_tv_template,
.count = CAMELLIA_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = camellia_cbc_dec_tv_template,
.count = CAMELLIA_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "cbc(des)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = des_cbc_enc_tv_template,
.count = DES_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = des_cbc_dec_tv_template,
.count = DES_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "cbc(des3_ede)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = des3_ede_cbc_enc_tv_template,
.count = DES3_EDE_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = des3_ede_cbc_dec_tv_template,
.count = DES3_EDE_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "cbc(twofish)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = tf_cbc_enc_tv_template,
.count = TF_CBC_ENC_TEST_VECTORS
},
.dec = {
.vecs = tf_cbc_dec_tv_template,
.count = TF_CBC_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ccm(aes)",
.test = alg_test_aead,
.suite = {
.aead = {
.enc = {
.vecs = aes_ccm_enc_tv_template,
.count = AES_CCM_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_ccm_dec_tv_template,
.count = AES_CCM_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "crc32c",
.test = alg_test_crc32c,
.suite = {
.hash = {
.vecs = crc32c_tv_template,
.count = CRC32C_TEST_VECTORS
}
}
}, {
.alg = "cts(cbc(aes))",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = cts_mode_enc_tv_template,
.count = CTS_MODE_ENC_TEST_VECTORS
},
.dec = {
.vecs = cts_mode_dec_tv_template,
.count = CTS_MODE_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "deflate",
.test = alg_test_comp,
.suite = {
.comp = {
.comp = {
.vecs = deflate_comp_tv_template,
.count = DEFLATE_COMP_TEST_VECTORS
},
.decomp = {
.vecs = deflate_decomp_tv_template,
.count = DEFLATE_DECOMP_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(aes)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = aes_enc_tv_template,
.count = AES_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_dec_tv_template,
.count = AES_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(anubis)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = anubis_enc_tv_template,
.count = ANUBIS_ENC_TEST_VECTORS
},
.dec = {
.vecs = anubis_dec_tv_template,
.count = ANUBIS_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(arc4)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = arc4_enc_tv_template,
.count = ARC4_ENC_TEST_VECTORS
},
.dec = {
.vecs = arc4_dec_tv_template,
.count = ARC4_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(blowfish)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = bf_enc_tv_template,
.count = BF_ENC_TEST_VECTORS
},
.dec = {
.vecs = bf_dec_tv_template,
.count = BF_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(camellia)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = camellia_enc_tv_template,
.count = CAMELLIA_ENC_TEST_VECTORS
},
.dec = {
.vecs = camellia_dec_tv_template,
.count = CAMELLIA_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(cast5)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = cast5_enc_tv_template,
.count = CAST5_ENC_TEST_VECTORS
},
.dec = {
.vecs = cast5_dec_tv_template,
.count = CAST5_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(cast6)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = cast6_enc_tv_template,
.count = CAST6_ENC_TEST_VECTORS
},
.dec = {
.vecs = cast6_dec_tv_template,
.count = CAST6_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(des)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = des_enc_tv_template,
.count = DES_ENC_TEST_VECTORS
},
.dec = {
.vecs = des_dec_tv_template,
.count = DES_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(des3_ede)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = des3_ede_enc_tv_template,
.count = DES3_EDE_ENC_TEST_VECTORS
},
.dec = {
.vecs = des3_ede_dec_tv_template,
.count = DES3_EDE_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(khazad)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = khazad_enc_tv_template,
.count = KHAZAD_ENC_TEST_VECTORS
},
.dec = {
.vecs = khazad_dec_tv_template,
.count = KHAZAD_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(seed)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = seed_enc_tv_template,
.count = SEED_ENC_TEST_VECTORS
},
.dec = {
.vecs = seed_dec_tv_template,
.count = SEED_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(serpent)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = serpent_enc_tv_template,
.count = SERPENT_ENC_TEST_VECTORS
},
.dec = {
.vecs = serpent_dec_tv_template,
.count = SERPENT_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(tea)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = tea_enc_tv_template,
.count = TEA_ENC_TEST_VECTORS
},
.dec = {
.vecs = tea_dec_tv_template,
.count = TEA_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(tnepres)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = tnepres_enc_tv_template,
.count = TNEPRES_ENC_TEST_VECTORS
},
.dec = {
.vecs = tnepres_dec_tv_template,
.count = TNEPRES_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(twofish)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = tf_enc_tv_template,
.count = TF_ENC_TEST_VECTORS
},
.dec = {
.vecs = tf_dec_tv_template,
.count = TF_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(xeta)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = xeta_enc_tv_template,
.count = XETA_ENC_TEST_VECTORS
},
.dec = {
.vecs = xeta_dec_tv_template,
.count = XETA_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "ecb(xtea)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = xtea_enc_tv_template,
.count = XTEA_ENC_TEST_VECTORS
},
.dec = {
.vecs = xtea_dec_tv_template,
.count = XTEA_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "gcm(aes)",
.test = alg_test_aead,
.suite = {
.aead = {
.enc = {
.vecs = aes_gcm_enc_tv_template,
.count = AES_GCM_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_gcm_dec_tv_template,
.count = AES_GCM_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "hmac(md5)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_md5_tv_template,
.count = HMAC_MD5_TEST_VECTORS
}
}
}, {
.alg = "hmac(rmd128)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_rmd128_tv_template,
.count = HMAC_RMD128_TEST_VECTORS
}
}
}, {
.alg = "hmac(rmd160)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_rmd160_tv_template,
.count = HMAC_RMD160_TEST_VECTORS
}
}
}, {
.alg = "hmac(sha1)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_sha1_tv_template,
.count = HMAC_SHA1_TEST_VECTORS
}
}
}, {
.alg = "hmac(sha224)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_sha224_tv_template,
.count = HMAC_SHA224_TEST_VECTORS
}
}
}, {
.alg = "hmac(sha256)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_sha256_tv_template,
.count = HMAC_SHA256_TEST_VECTORS
}
}
}, {
.alg = "hmac(sha384)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_sha384_tv_template,
.count = HMAC_SHA384_TEST_VECTORS
}
}
}, {
.alg = "hmac(sha512)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = hmac_sha512_tv_template,
.count = HMAC_SHA512_TEST_VECTORS
}
}
}, {
.alg = "lrw(aes)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = aes_lrw_enc_tv_template,
.count = AES_LRW_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_lrw_dec_tv_template,
.count = AES_LRW_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "lzo",
.test = alg_test_comp,
.suite = {
.comp = {
.comp = {
.vecs = lzo_comp_tv_template,
.count = LZO_COMP_TEST_VECTORS
},
.decomp = {
.vecs = lzo_decomp_tv_template,
.count = LZO_DECOMP_TEST_VECTORS
}
}
}
}, {
.alg = "md4",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = md4_tv_template,
.count = MD4_TEST_VECTORS
}
}
}, {
.alg = "md5",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = md5_tv_template,
.count = MD5_TEST_VECTORS
}
}
}, {
.alg = "michael_mic",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = michael_mic_tv_template,
.count = MICHAEL_MIC_TEST_VECTORS
}
}
}, {
.alg = "pcbc(fcrypt)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = fcrypt_pcbc_enc_tv_template,
.count = FCRYPT_ENC_TEST_VECTORS
},
.dec = {
.vecs = fcrypt_pcbc_dec_tv_template,
.count = FCRYPT_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "rfc3686(ctr(aes))",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = aes_ctr_enc_tv_template,
.count = AES_CTR_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_ctr_dec_tv_template,
.count = AES_CTR_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "rmd128",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = rmd128_tv_template,
.count = RMD128_TEST_VECTORS
}
}
}, {
.alg = "rmd160",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = rmd160_tv_template,
.count = RMD160_TEST_VECTORS
}
}
}, {
.alg = "rmd256",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = rmd256_tv_template,
.count = RMD256_TEST_VECTORS
}
}
}, {
.alg = "rmd320",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = rmd320_tv_template,
.count = RMD320_TEST_VECTORS
}
}
}, {
.alg = "salsa20",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = salsa20_stream_enc_tv_template,
.count = SALSA20_STREAM_ENC_TEST_VECTORS
}
}
}
}, {
.alg = "sha1",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = sha1_tv_template,
.count = SHA1_TEST_VECTORS
}
}
}, {
.alg = "sha224",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = sha224_tv_template,
.count = SHA224_TEST_VECTORS
}
}
}, {
.alg = "sha256",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = sha256_tv_template,
.count = SHA256_TEST_VECTORS
}
}
}, {
.alg = "sha384",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = sha384_tv_template,
.count = SHA384_TEST_VECTORS
}
}
}, {
.alg = "sha512",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = sha512_tv_template,
.count = SHA512_TEST_VECTORS
}
}
}, {
.alg = "tgr128",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = tgr128_tv_template,
.count = TGR128_TEST_VECTORS
}
}
}, {
.alg = "tgr160",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = tgr160_tv_template,
.count = TGR160_TEST_VECTORS
}
}
}, {
.alg = "tgr192",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = tgr192_tv_template,
.count = TGR192_TEST_VECTORS
}
}
}, {
.alg = "wp256",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = wp256_tv_template,
.count = WP256_TEST_VECTORS
}
}
}, {
.alg = "wp384",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = wp384_tv_template,
.count = WP384_TEST_VECTORS
}
}
}, {
.alg = "wp512",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = wp512_tv_template,
.count = WP512_TEST_VECTORS
}
}
}, {
.alg = "xcbc(aes)",
.test = alg_test_hash,
.suite = {
.hash = {
.vecs = aes_xcbc128_tv_template,
.count = XCBC_AES_TEST_VECTORS
}
}
}, {
.alg = "xts(aes)",
.test = alg_test_skcipher,
.suite = {
.cipher = {
.enc = {
.vecs = aes_xts_enc_tv_template,
.count = AES_XTS_ENC_TEST_VECTORS
},
.dec = {
.vecs = aes_xts_dec_tv_template,
.count = AES_XTS_DEC_TEST_VECTORS
}
}
}
}
};
static int alg_find_test(const char *alg)
{
int start = 0;
int end = ARRAY_SIZE(alg_test_descs);
while (start < end) {
int i = (start + end) / 2;
int diff = strcmp(alg_test_descs[i].alg, alg);
if (diff > 0) {
end = i;
continue;
}
if (diff < 0) {
start = i + 1;
continue;
}
return i;
}
return -1;
}
int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
{
int i;
int rc;
if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
char nalg[CRYPTO_MAX_ALG_NAME];
if (snprintf(nalg, sizeof(nalg), "ecb(%s)", alg) >=
sizeof(nalg))
return -ENAMETOOLONG;
i = alg_find_test(nalg);
if (i < 0)
goto notest;
return alg_test_cipher(alg_test_descs + i, driver, type, mask);
}
i = alg_find_test(alg);
if (i < 0)
goto notest;
rc = alg_test_descs[i].test(alg_test_descs + i, driver,
type, mask);
if (fips_enabled && rc)
panic("%s: %s alg self test failed in fips mode!\n", driver, alg);
return rc;
notest:
printk(KERN_INFO "alg: No test for %s (%s)\n", alg, driver);
return 0;
}
EXPORT_SYMBOL_GPL(alg_test);
int __init testmgr_init(void)
{
int i;
for (i = 0; i < XBUFSIZE; i++) {
xbuf[i] = (void *)__get_free_page(GFP_KERNEL);
if (!xbuf[i])
goto err_free_xbuf;
}
for (i = 0; i < XBUFSIZE; i++) {
axbuf[i] = (void *)__get_free_page(GFP_KERNEL);
if (!axbuf[i])
goto err_free_axbuf;
}
return 0;
err_free_axbuf:
for (i = 0; i < XBUFSIZE && axbuf[i]; i++)
free_page((unsigned long)axbuf[i]);
err_free_xbuf:
for (i = 0; i < XBUFSIZE && xbuf[i]; i++)
free_page((unsigned long)xbuf[i]);
return -ENOMEM;
}
void testmgr_exit(void)
{
int i;
for (i = 0; i < XBUFSIZE; i++)
free_page((unsigned long)axbuf[i]);
for (i = 0; i < XBUFSIZE; i++)
free_page((unsigned long)xbuf[i]);
}
