#include <linux/scatterlist.h>
#include <linux/slab.h>
#include <linux/string.h>
+#include <crypto/rng.h>
#include "internal.h"
#include "testmgr.h"
unsigned int count;
};
+struct cprng_test_suite {
+ struct cprng_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);
+ int fips_allowed; /* set if alg is allowed in fips mode */
union {
struct aead_test_suite aead;
struct comp_test_suite comp;
struct pcomp_test_suite pcomp;
struct hash_test_suite hash;
+ struct cprng_test_suite cprng;
} 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,
complete(&res->completion);
}
+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 int test_hash(struct crypto_ahash *tfm, struct hash_testvec *template,
unsigned int tcount)
{
char result[64];
struct ahash_request *req;
struct tcrypt_result tresult;
- int ret;
void *hash_buff;
+ char *xbuf[XBUFSIZE];
+ int ret = -ENOMEM;
+
+ if (testmgr_alloc_buf(xbuf))
+ goto out_nobuf;
init_completion(&tresult.completion);
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,
out:
ahash_request_free(req);
out_noreq:
+ testmgr_free_buf(xbuf);
+out_nobuf:
return ret;
}
{
const char *algo = crypto_tfm_alg_driver_name(crypto_aead_tfm(tfm));
unsigned int i, j, k, n, temp;
- int ret = 0;
+ int ret = -ENOMEM;
char *q;
char *key;
struct aead_request *req;
void *input;
void *assoc;
char iv[MAX_IVLEN];
+ char *xbuf[XBUFSIZE];
+ char *axbuf[XBUFSIZE];
+
+ if (testmgr_alloc_buf(xbuf))
+ goto out_noxbuf;
+ if (testmgr_alloc_buf(axbuf))
+ goto out_noaxbuf;
if (enc == ENCRYPT)
e = "encryption";
if (!req) {
printk(KERN_ERR "alg: aead: Failed to allocate request for "
"%s\n", algo);
- ret = -ENOMEM;
goto out;
}
switch (ret) {
case 0:
+ if (template[i].novrfy) {
+ /* verification was supposed to fail */
+ printk(KERN_ERR "alg: aead: %s failed "
+ "on test %d for %s: ret was 0, "
+ "expected -EBADMSG\n",
+ e, j, algo);
+ /* so really, we got a bad message */
+ ret = -EBADMSG;
+ goto out;
+ }
break;
case -EINPROGRESS:
case -EBUSY:
INIT_COMPLETION(result.completion);
break;
}
+ case -EBADMSG:
+ if (template[i].novrfy)
+ /* verification failure was expected */
+ continue;
/* fall through */
default:
printk(KERN_ERR "alg: aead: %s failed on test "
switch (ret) {
case 0:
+ if (template[i].novrfy) {
+ /* verification was supposed to fail */
+ printk(KERN_ERR "alg: aead: %s failed "
+ "on chunk test %d for %s: ret "
+ "was 0, expected -EBADMSG\n",
+ e, j, algo);
+ /* so really, we got a bad message */
+ ret = -EBADMSG;
+ goto out;
+ }
break;
case -EINPROGRESS:
case -EBUSY:
INIT_COMPLETION(result.completion);
break;
}
+ case -EBADMSG:
+ if (template[i].novrfy)
+ /* verification failure was expected */
+ continue;
/* fall through */
default:
printk(KERN_ERR "alg: aead: %s failed on "
out:
aead_request_free(req);
+ testmgr_free_buf(axbuf);
+out_noaxbuf:
+ testmgr_free_buf(xbuf);
+out_noxbuf:
return ret;
}
{
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;
+ char *xbuf[XBUFSIZE];
+ int ret = -ENOMEM;
+
+ if (testmgr_alloc_buf(xbuf))
+ goto out_nobuf;
if (enc == ENCRYPT)
e = "encryption";
ret = 0;
out:
+ testmgr_free_buf(xbuf);
+out_nobuf:
return ret;
}
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];
struct tcrypt_result result;
void *data;
char iv[MAX_IVLEN];
+ char *xbuf[XBUFSIZE];
+ int ret = -ENOMEM;
+
+ if (testmgr_alloc_buf(xbuf))
+ goto out_nobuf;
if (enc == ENCRYPT)
e = "encryption";
if (!req) {
printk(KERN_ERR "alg: skcipher: Failed to allocate request "
"for %s\n", algo);
- ret = -ENOMEM;
goto out;
}
out:
ablkcipher_request_free(req);
+ testmgr_free_buf(xbuf);
+out_nobuf:
return ret;
}
int ret;
for (i = 0; i < ctcount; i++) {
- int ilen, dlen = COMP_BUF_SIZE;
+ int ilen;
+ unsigned int dlen = COMP_BUF_SIZE;
memset(result, 0, sizeof (result));
}
for (i = 0; i < dtcount; i++) {
- int ilen, dlen = COMP_BUF_SIZE;
+ int ilen;
+ unsigned int dlen = COMP_BUF_SIZE;
memset(result, 0, sizeof (result));
return 0;
}
+
+static int test_cprng(struct crypto_rng *tfm, struct cprng_testvec *template,
+ unsigned int tcount)
+{
+ const char *algo = crypto_tfm_alg_driver_name(crypto_rng_tfm(tfm));
+ int err, i, j, seedsize;
+ u8 *seed;
+ char result[32];
+
+ seedsize = crypto_rng_seedsize(tfm);
+
+ seed = kmalloc(seedsize, GFP_KERNEL);
+ if (!seed) {
+ printk(KERN_ERR "alg: cprng: Failed to allocate seed space "
+ "for %s\n", algo);
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < tcount; i++) {
+ memset(result, 0, 32);
+
+ memcpy(seed, template[i].v, template[i].vlen);
+ memcpy(seed + template[i].vlen, template[i].key,
+ template[i].klen);
+ memcpy(seed + template[i].vlen + template[i].klen,
+ template[i].dt, template[i].dtlen);
+
+ err = crypto_rng_reset(tfm, seed, seedsize);
+ if (err) {
+ printk(KERN_ERR "alg: cprng: Failed to reset rng "
+ "for %s\n", algo);
+ goto out;
+ }
+
+ for (j = 0; j < template[i].loops; j++) {
+ err = crypto_rng_get_bytes(tfm, result,
+ template[i].rlen);
+ if (err != template[i].rlen) {
+ printk(KERN_ERR "alg: cprng: Failed to obtain "
+ "the correct amount of random data for "
+ "%s (requested %d, got %d)\n", algo,
+ template[i].rlen, err);
+ goto out;
+ }
+ }
+
+ err = memcmp(result, template[i].result,
+ template[i].rlen);
+ if (err) {
+ printk(KERN_ERR "alg: cprng: Test %d failed for %s\n",
+ i, algo);
+ hexdump(result, template[i].rlen);
+ err = -EINVAL;
+ goto out;
+ }
+ }
+
+out:
+ kfree(seed);
+ return err;
+}
+
static int alg_test_aead(const struct alg_test_desc *desc, const char *driver,
u32 type, u32 mask)
{
return err;
}
+static int alg_test_cprng(const struct alg_test_desc *desc, const char *driver,
+ u32 type, u32 mask)
+{
+ struct crypto_rng *rng;
+ int err;
+
+ rng = crypto_alloc_rng(driver, type, mask);
+ if (IS_ERR(rng)) {
+ printk(KERN_ERR "alg: cprng: Failed to load transform for %s: "
+ "%ld\n", driver, PTR_ERR(rng));
+ return PTR_ERR(rng);
+ }
+
+ err = test_cprng(rng, desc->suite.cprng.vecs, desc->suite.cprng.count);
+
+ crypto_free_rng(rng);
+
+ return err;
+}
+
/* Please keep this list sorted by algorithm name. */
static const struct alg_test_desc alg_test_descs[] = {
{
+ .alg = "ansi_cprng",
+ .test = alg_test_cprng,
+ .fips_allowed = 1,
+ .suite = {
+ .cprng = {
+ .vecs = ansi_cprng_aes_tv_template,
+ .count = ANSI_CPRNG_AES_TEST_VECTORS
+ }
+ }
+ }, {
.alg = "cbc(aes)",
.test = alg_test_skcipher,
+ .fips_allowed = 1,
.suite = {
.cipher = {
.enc = {
}, {
.alg = "cbc(des3_ede)",
.test = alg_test_skcipher,
+ .fips_allowed = 1,
.suite = {
.cipher = {
.enc = {
}, {
.alg = "ccm(aes)",
.test = alg_test_aead,
+ .fips_allowed = 1,
.suite = {
.aead = {
.enc = {
}, {
.alg = "crc32c",
.test = alg_test_crc32c,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = crc32c_tv_template,
.count = CRC32C_TEST_VECTORS
}
}
+ }, {
+ .alg = "ctr(aes)",
+ .test = alg_test_skcipher,
+ .fips_allowed = 1,
+ .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 = "cts(cbc(aes))",
.test = alg_test_skcipher,
}, {
.alg = "ecb(aes)",
.test = alg_test_skcipher,
+ .fips_allowed = 1,
.suite = {
.cipher = {
.enc = {
}, {
.alg = "ecb(des)",
.test = alg_test_skcipher,
+ .fips_allowed = 1,
.suite = {
.cipher = {
.enc = {
}, {
.alg = "ecb(des3_ede)",
.test = alg_test_skcipher,
+ .fips_allowed = 1,
.suite = {
.cipher = {
.enc = {
}, {
.alg = "gcm(aes)",
.test = alg_test_aead,
+ .fips_allowed = 1,
.suite = {
.aead = {
.enc = {
}, {
.alg = "hmac(sha1)",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = hmac_sha1_tv_template,
}, {
.alg = "hmac(sha224)",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = hmac_sha224_tv_template,
}, {
.alg = "hmac(sha256)",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = hmac_sha256_tv_template,
}, {
.alg = "hmac(sha384)",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = hmac_sha384_tv_template,
}, {
.alg = "hmac(sha512)",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = hmac_sha512_tv_template,
}, {
.alg = "rfc3686(ctr(aes))",
.test = alg_test_skcipher,
+ .fips_allowed = 1,
.suite = {
.cipher = {
.enc = {
- .vecs = aes_ctr_enc_tv_template,
- .count = AES_CTR_ENC_TEST_VECTORS
+ .vecs = aes_ctr_rfc3686_enc_tv_template,
+ .count = AES_CTR_3686_ENC_TEST_VECTORS
},
.dec = {
- .vecs = aes_ctr_dec_tv_template,
- .count = AES_CTR_DEC_TEST_VECTORS
+ .vecs = aes_ctr_rfc3686_dec_tv_template,
+ .count = AES_CTR_3686_DEC_TEST_VECTORS
+ }
+ }
+ }
+ }, {
+ .alg = "rfc4309(ccm(aes))",
+ .test = alg_test_aead,
+ .fips_allowed = 1,
+ .suite = {
+ .aead = {
+ .enc = {
+ .vecs = aes_ccm_rfc4309_enc_tv_template,
+ .count = AES_CCM_4309_ENC_TEST_VECTORS
+ },
+ .dec = {
+ .vecs = aes_ccm_rfc4309_dec_tv_template,
+ .count = AES_CCM_4309_DEC_TEST_VECTORS
}
}
}
}, {
.alg = "sha1",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = sha1_tv_template,
}, {
.alg = "sha224",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = sha224_tv_template,
}, {
.alg = "sha256",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = sha256_tv_template,
}, {
.alg = "sha384",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = sha384_tv_template,
}, {
.alg = "sha512",
.test = alg_test_hash,
+ .fips_allowed = 1,
.suite = {
.hash = {
.vecs = sha512_tv_template,
if (i < 0)
goto notest;
- return alg_test_cipher(alg_test_descs + i, driver, type, mask);
+ rc = alg_test_cipher(alg_test_descs + i, driver, type, mask);
+ goto test_done;
}
i = alg_find_test(alg);
rc = alg_test_descs[i].test(alg_test_descs + i, driver,
type, mask);
+test_done:
if (fips_enabled && rc)
panic("%s: %s alg self test failed in fips mode!\n", driver, alg);
+ if (fips_enabled && !rc)
+ printk(KERN_INFO "alg: self-tests for %s (%s) passed\n",
+ driver, alg);
+
return rc;
notest:
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]);
-}