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-rw-r--r--crypto/tcrypt.c346
1 files changed, 181 insertions, 165 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 6b8315b6f2a..30e75d49f35 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -113,23 +113,11 @@ static void test_hash(char *algo, struct hash_testvec *template,
char result[64];
struct crypto_hash *tfm;
struct hash_desc desc;
- struct hash_testvec *hash_tv;
- unsigned int tsize;
int ret;
+ void *hash_buff;
printk("\ntesting %s\n", algo);
- tsize = sizeof(struct hash_testvec);
- tsize *= tcount;
-
- if (tsize > TVMEMSIZE) {
- printk("template (%u) too big for tvmem (%u)\n", tsize, TVMEMSIZE);
- return;
- }
-
- memcpy(tvmem, template, tsize);
- hash_tv = (void *)tvmem;
-
tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(tfm)) {
printk("failed to load transform for %s: %ld\n", algo,
@@ -144,28 +132,36 @@ static void test_hash(char *algo, struct hash_testvec *template,
printk("test %u:\n", i + 1);
memset(result, 0, 64);
- sg_init_one(&sg[0], hash_tv[i].plaintext, hash_tv[i].psize);
+ hash_buff = kzalloc(template[i].psize, GFP_KERNEL);
+ if (!hash_buff)
+ continue;
- if (hash_tv[i].ksize) {
- ret = crypto_hash_setkey(tfm, hash_tv[i].key,
- hash_tv[i].ksize);
+ memcpy(hash_buff, template[i].plaintext, template[i].psize);
+ sg_init_one(&sg[0], hash_buff, template[i].psize);
+
+ if (template[i].ksize) {
+ ret = crypto_hash_setkey(tfm, template[i].key,
+ template[i].ksize);
if (ret) {
printk("setkey() failed ret=%d\n", ret);
+ kfree(hash_buff);
goto out;
}
}
- ret = crypto_hash_digest(&desc, sg, hash_tv[i].psize, result);
+ ret = crypto_hash_digest(&desc, sg, template[i].psize, result);
if (ret) {
printk("digest () failed ret=%d\n", ret);
+ kfree(hash_buff);
goto out;
}
hexdump(result, crypto_hash_digestsize(tfm));
printk("%s\n",
- memcmp(result, hash_tv[i].digest,
+ memcmp(result, template[i].digest,
crypto_hash_digestsize(tfm)) ?
"fail" : "pass");
+ kfree(hash_buff);
}
printk("testing %s across pages\n", algo);
@@ -175,25 +171,25 @@ static void test_hash(char *algo, struct hash_testvec *template,
j = 0;
for (i = 0; i < tcount; i++) {
- if (hash_tv[i].np) {
+ if (template[i].np) {
j++;
printk("test %u:\n", j);
memset(result, 0, 64);
temp = 0;
- sg_init_table(sg, hash_tv[i].np);
- for (k = 0; k < hash_tv[i].np; k++) {
+ sg_init_table(sg, template[i].np);
+ for (k = 0; k < template[i].np; k++) {
memcpy(&xbuf[IDX[k]],
- hash_tv[i].plaintext + temp,
- hash_tv[i].tap[k]);
- temp += hash_tv[i].tap[k];
+ template[i].plaintext + temp,
+ template[i].tap[k]);
+ temp += template[i].tap[k];
sg_set_buf(&sg[k], &xbuf[IDX[k]],
- hash_tv[i].tap[k]);
+ template[i].tap[k]);
}
- if (hash_tv[i].ksize) {
- ret = crypto_hash_setkey(tfm, hash_tv[i].key,
- hash_tv[i].ksize);
+ if (template[i].ksize) {
+ ret = crypto_hash_setkey(tfm, template[i].key,
+ template[i].ksize);
if (ret) {
printk("setkey() failed ret=%d\n", ret);
@@ -201,7 +197,7 @@ static void test_hash(char *algo, struct hash_testvec *template,
}
}
- ret = crypto_hash_digest(&desc, sg, hash_tv[i].psize,
+ ret = crypto_hash_digest(&desc, sg, template[i].psize,
result);
if (ret) {
printk("digest () failed ret=%d\n", ret);
@@ -210,7 +206,7 @@ static void test_hash(char *algo, struct hash_testvec *template,
hexdump(result, crypto_hash_digestsize(tfm));
printk("%s\n",
- memcmp(result, hash_tv[i].digest,
+ memcmp(result, template[i].digest,
crypto_hash_digestsize(tfm)) ?
"fail" : "pass");
}
@@ -224,17 +220,18 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
unsigned int tcount)
{
unsigned int ret, i, j, k, temp;
- unsigned int tsize;
char *q;
struct crypto_aead *tfm;
char *key;
- struct aead_testvec *aead_tv;
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";
@@ -243,18 +240,6 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
printk(KERN_INFO "\ntesting %s %s\n", algo, e);
- tsize = sizeof(struct aead_testvec);
- tsize *= tcount;
-
- if (tsize > TVMEMSIZE) {
- printk(KERN_INFO "template (%u) too big for tvmem (%u)\n",
- tsize, TVMEMSIZE);
- return;
- }
-
- memcpy(tvmem, template, tsize);
- aead_tv = (void *)tvmem;
-
init_completion(&result.completion);
tfm = crypto_alloc_aead(algo, 0, 0);
@@ -275,46 +260,68 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
tcrypt_complete, &result);
for (i = 0, j = 0; i < tcount; i++) {
- if (!aead_tv[i].np) {
+ if (!template[i].np) {
printk(KERN_INFO "test %u (%d bit key):\n",
- ++j, aead_tv[i].klen * 8);
+ ++j, template[i].klen * 8);
+
+ /* some tepmplates have no input data but they will
+ * touch input
+ */
+ input = kzalloc(template[i].ilen + template[i].rlen, GFP_KERNEL);
+ if (!input)
+ continue;
+
+ assoc = kzalloc(template[i].alen, GFP_KERNEL);
+ if (!assoc) {
+ kfree(input);
+ continue;
+ }
+
+ 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 (aead_tv[i].wk)
+ if (template[i].wk)
crypto_aead_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
- key = aead_tv[i].key;
+
+ if (template[i].key)
+ key = template[i].key;
+ else
+ key = kzalloc(template[i].klen, GFP_KERNEL);
ret = crypto_aead_setkey(tfm, key,
- aead_tv[i].klen);
+ template[i].klen);
if (ret) {
printk(KERN_INFO "setkey() failed flags=%x\n",
crypto_aead_get_flags(tfm));
- if (!aead_tv[i].fail)
- goto out;
+ if (!template[i].fail)
+ goto next_one;
}
- authsize = abs(aead_tv[i].rlen - aead_tv[i].ilen);
+ authsize = abs(template[i].rlen - template[i].ilen);
ret = crypto_aead_setauthsize(tfm, authsize);
if (ret) {
printk(KERN_INFO
"failed to set authsize = %u\n",
authsize);
- goto out;
+ goto next_one;
}
- sg_init_one(&sg[0], aead_tv[i].input,
- aead_tv[i].ilen + (enc ? authsize : 0));
+ sg_init_one(&sg[0], input,
+ template[i].ilen + (enc ? authsize : 0));
- sg_init_one(&asg[0], aead_tv[i].assoc,
- aead_tv[i].alen);
+ sg_init_one(&asg[0], assoc, template[i].alen);
aead_request_set_crypt(req, sg, sg,
- aead_tv[i].ilen,
- aead_tv[i].iv);
+ template[i].ilen, iv);
- aead_request_set_assoc(req, asg, aead_tv[i].alen);
+ aead_request_set_assoc(req, asg, template[i].alen);
ret = enc ?
crypto_aead_encrypt(req) :
@@ -335,15 +342,21 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
default:
printk(KERN_INFO "%s () failed err=%d\n",
e, -ret);
- goto out;
+ goto next_one;
}
q = kmap(sg_page(&sg[0])) + sg[0].offset;
- hexdump(q, aead_tv[i].rlen);
+ hexdump(q, template[i].rlen);
printk(KERN_INFO "enc/dec: %s\n",
- memcmp(q, aead_tv[i].result,
- aead_tv[i].rlen) ? "fail" : "pass");
+ memcmp(q, template[i].result,
+ template[i].rlen) ? "fail" : "pass");
+ kunmap(sg_page(&sg[0]));
+next_one:
+ if (!template[i].key)
+ kfree(key);
+ kfree(assoc);
+ kfree(input);
}
}
@@ -352,36 +365,41 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
memset(axbuf, 0, XBUFSIZE);
for (i = 0, j = 0; i < tcount; i++) {
- if (aead_tv[i].np) {
+ if (template[i].np) {
printk(KERN_INFO "test %u (%d bit key):\n",
- ++j, aead_tv[i].klen * 8);
+ ++j, template[i].klen * 8);
+
+ if (template[i].iv)
+ memcpy(iv, template[i].iv, MAX_IVLEN);
+ else
+ memset(iv, 0, MAX_IVLEN);
crypto_aead_clear_flags(tfm, ~0);
- if (aead_tv[i].wk)
+ if (template[i].wk)
crypto_aead_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
- key = aead_tv[i].key;
+ key = template[i].key;
- ret = crypto_aead_setkey(tfm, key, aead_tv[i].klen);
+ ret = crypto_aead_setkey(tfm, key, template[i].klen);
if (ret) {
printk(KERN_INFO "setkey() failed flags=%x\n",
crypto_aead_get_flags(tfm));
- if (!aead_tv[i].fail)
+ if (!template[i].fail)
goto out;
}
- sg_init_table(sg, aead_tv[i].np);
- for (k = 0, temp = 0; k < aead_tv[i].np; k++) {
+ sg_init_table(sg, template[i].np);
+ for (k = 0, temp = 0; k < template[i].np; k++) {
memcpy(&xbuf[IDX[k]],
- aead_tv[i].input + temp,
- aead_tv[i].tap[k]);
- temp += aead_tv[i].tap[k];
+ template[i].input + temp,
+ template[i].tap[k]);
+ temp += template[i].tap[k];
sg_set_buf(&sg[k], &xbuf[IDX[k]],
- aead_tv[i].tap[k]);
+ template[i].tap[k]);
}
- authsize = abs(aead_tv[i].rlen - aead_tv[i].ilen);
+ authsize = abs(template[i].rlen - template[i].ilen);
ret = crypto_aead_setauthsize(tfm, authsize);
if (ret) {
printk(KERN_INFO
@@ -393,21 +411,21 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
if (enc)
sg[k - 1].length += authsize;
- sg_init_table(asg, aead_tv[i].anp);
- for (k = 0, temp = 0; k < aead_tv[i].anp; k++) {
+ sg_init_table(asg, template[i].anp);
+ for (k = 0, temp = 0; k < template[i].anp; k++) {
memcpy(&axbuf[IDX[k]],
- aead_tv[i].assoc + temp,
- aead_tv[i].atap[k]);
- temp += aead_tv[i].atap[k];
+ template[i].assoc + temp,
+ template[i].atap[k]);
+ temp += template[i].atap[k];
sg_set_buf(&asg[k], &axbuf[IDX[k]],
- aead_tv[i].atap[k]);
+ template[i].atap[k]);
}
aead_request_set_crypt(req, sg, sg,
- aead_tv[i].ilen,
- aead_tv[i].iv);
+ template[i].ilen,
+ iv);
- aead_request_set_assoc(req, asg, aead_tv[i].alen);
+ aead_request_set_assoc(req, asg, template[i].alen);
ret = enc ?
crypto_aead_encrypt(req) :
@@ -431,18 +449,19 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template,
goto out;
}
- for (k = 0, temp = 0; k < aead_tv[i].np; k++) {
+ for (k = 0, temp = 0; k < template[i].np; k++) {
printk(KERN_INFO "page %u\n", k);
q = kmap(sg_page(&sg[k])) + sg[k].offset;
- hexdump(q, aead_tv[i].tap[k]);
+ hexdump(q, template[i].tap[k]);
printk(KERN_INFO "%s\n",
- memcmp(q, aead_tv[i].result + temp,
- aead_tv[i].tap[k] -
- (k < aead_tv[i].np - 1 || enc ?
+ memcmp(q, template[i].result + temp,
+ template[i].tap[k] -
+ (k < template[i].np - 1 || enc ?
0 : authsize)) ?
"fail" : "pass");
- temp += aead_tv[i].tap[k];
+ temp += template[i].tap[k];
+ kunmap(sg_page(&sg[k]));
}
}
}
@@ -456,15 +475,14 @@ static void test_cipher(char *algo, int enc,
struct cipher_testvec *template, unsigned int tcount)
{
unsigned int ret, i, j, k, temp;
- unsigned int tsize;
char *q;
struct crypto_ablkcipher *tfm;
- char *key;
- struct cipher_testvec *cipher_tv;
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";
@@ -473,16 +491,7 @@ static void test_cipher(char *algo, int enc,
printk("\ntesting %s %s\n", algo, e);
- tsize = sizeof (struct cipher_testvec);
- if (tsize > TVMEMSIZE) {
- printk("template (%u) too big for tvmem (%u)\n", tsize,
- TVMEMSIZE);
- return;
- }
- cipher_tv = (void *)tvmem;
-
init_completion(&result.completion);
-
tfm = crypto_alloc_ablkcipher(algo, 0, 0);
if (IS_ERR(tfm)) {
@@ -502,35 +511,43 @@ static void test_cipher(char *algo, int enc,
j = 0;
for (i = 0; i < tcount; i++) {
- memcpy(cipher_tv, &template[i], tsize);
- if (!(cipher_tv->np)) {
+
+ data = kzalloc(template[i].ilen, GFP_KERNEL);
+ if (!data)
+ continue;
+
+ memcpy(data, template[i].input, template[i].ilen);
+ if (template[i].iv)
+ memcpy(iv, template[i].iv, MAX_IVLEN);
+ else
+ memset(iv, 0, MAX_IVLEN);
+
+ if (!(template[i].np)) {
j++;
printk("test %u (%d bit key):\n",
- j, cipher_tv->klen * 8);
+ j, template[i].klen * 8);
crypto_ablkcipher_clear_flags(tfm, ~0);
- if (cipher_tv->wk)
+ if (template[i].wk)
crypto_ablkcipher_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
- key = cipher_tv->key;
- ret = crypto_ablkcipher_setkey(tfm, key,
- cipher_tv->klen);
+ ret = crypto_ablkcipher_setkey(tfm, template[i].key,
+ template[i].klen);
if (ret) {
printk("setkey() failed flags=%x\n",
crypto_ablkcipher_get_flags(tfm));
- if (!cipher_tv->fail)
+ if (!template[i].fail) {
+ kfree(data);
goto out;
+ }
}
- sg_init_one(&sg[0], cipher_tv->input,
- cipher_tv->ilen);
+ sg_init_one(&sg[0], data, template[i].ilen);
ablkcipher_request_set_crypt(req, sg, sg,
- cipher_tv->ilen,
- cipher_tv->iv);
-
+ template[i].ilen, iv);
ret = enc ?
crypto_ablkcipher_encrypt(req) :
crypto_ablkcipher_decrypt(req);
@@ -549,16 +566,19 @@ static void test_cipher(char *algo, int enc,
/* fall through */
default:
printk("%s () failed err=%d\n", e, -ret);
+ kfree(data);
goto out;
}
q = kmap(sg_page(&sg[0])) + sg[0].offset;
- hexdump(q, cipher_tv->rlen);
+ hexdump(q, template[i].rlen);
printk("%s\n",
- memcmp(q, cipher_tv->result,
- cipher_tv->rlen) ? "fail" : "pass");
+ memcmp(q, template[i].result,
+ template[i].rlen) ? "fail" : "pass");
+ kunmap(sg_page(&sg[0]));
}
+ kfree(data);
}
printk("\ntesting %s %s across pages (chunking)\n", algo, e);
@@ -566,42 +586,53 @@ static void test_cipher(char *algo, int enc,
j = 0;
for (i = 0; i < tcount; i++) {
- memcpy(cipher_tv, &template[i], tsize);
- if (cipher_tv->np) {
+
+ data = kzalloc(template[i].ilen, GFP_KERNEL);
+ if (!data)
+ continue;
+
+ memcpy(data, template[i].input, template[i].ilen);
+
+ if (template[i].iv)
+ memcpy(iv, template[i].iv, MAX_IVLEN);
+ else
+ memset(iv, 0, MAX_IVLEN);
+
+ if (template[i].np) {
j++;
printk("test %u (%d bit key):\n",
- j, cipher_tv->klen * 8);
+ j, template[i].klen * 8);
crypto_ablkcipher_clear_flags(tfm, ~0);
- if (cipher_tv->wk)
+ if (template[i].wk)
crypto_ablkcipher_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
- key = cipher_tv->key;
- ret = crypto_ablkcipher_setkey(tfm, key,
- cipher_tv->klen);
+ ret = crypto_ablkcipher_setkey(tfm, template[i].key,
+ template[i].klen);
if (ret) {
printk("setkey() failed flags=%x\n",
- crypto_ablkcipher_get_flags(tfm));
+ crypto_ablkcipher_get_flags(tfm));
- if (!cipher_tv->fail)
+ if (!template[i].fail) {
+ kfree(data);
goto out;
+ }
}
temp = 0;
- sg_init_table(sg, cipher_tv->np);
- for (k = 0; k < cipher_tv->np; k++) {
+ sg_init_table(sg, template[i].np);
+ for (k = 0; k < template[i].np; k++) {
memcpy(&xbuf[IDX[k]],
- cipher_tv->input + temp,
- cipher_tv->tap[k]);
- temp += cipher_tv->tap[k];
+ template[i].input + temp,
+ template[i].tap[k]);
+ temp += template[i].tap[k];
sg_set_buf(&sg[k], &xbuf[IDX[k]],
- cipher_tv->tap[k]);
+ template[i].tap[k]);
}
ablkcipher_request_set_crypt(req, sg, sg,
- cipher_tv->ilen,
- cipher_tv->iv);
+ template[i].ilen, iv);
ret = enc ?
crypto_ablkcipher_encrypt(req) :
@@ -625,19 +656,19 @@ static void test_cipher(char *algo, int enc,
}
temp = 0;
- for (k = 0; k < cipher_tv->np; k++) {
+ for (k = 0; k < template[i].np; k++) {
printk("page %u\n", k);
q = kmap(sg_page(&sg[k])) + sg[k].offset;
- hexdump(q, cipher_tv->tap[k]);
+ hexdump(q, template[i].tap[k]);
printk("%s\n",
- memcmp(q, cipher_tv->result + temp,
- cipher_tv->tap[k]) ? "fail" :
+ memcmp(q, template[i].result + temp,
+ template[i].tap[k]) ? "fail" :
"pass");
- temp += cipher_tv->tap[k];
+ temp += template[i].tap[k];
+ kunmap(sg_page(&sg[k]));
}
}
}
-
out:
crypto_free_ablkcipher(tfm);
ablkcipher_request_free(req);
@@ -1052,22 +1083,10 @@ static void test_comp(char *algo, struct comp_testvec *ctemplate,
unsigned int i;
char result[COMP_BUF_SIZE];
struct crypto_comp *tfm;
- struct comp_testvec *tv;
unsigned int tsize;
printk("\ntesting %s compression\n", algo);
- tsize = sizeof(struct comp_testvec);
- tsize *= ctcount;
- if (tsize > TVMEMSIZE) {
- printk("template (%u) too big for tvmem (%u)\n", tsize,
- TVMEMSIZE);
- return;
- }
-
- memcpy(tvmem, ctemplate, tsize);
- tv = (void *)tvmem;
-
tfm = crypto_alloc_comp(algo, 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(tfm)) {
printk("failed to load transform for %s\n", algo);
@@ -1080,8 +1099,8 @@ static void test_comp(char *algo, struct comp_testvec *ctemplate,
printk("test %u:\n", i + 1);
memset(result, 0, sizeof (result));
- ilen = tv[i].inlen;
- ret = crypto_comp_compress(tfm, tv[i].input,
+ ilen = ctemplate[i].inlen;
+ ret = crypto_comp_compress(tfm, ctemplate[i].input,
ilen, result, &dlen);
if (ret) {
printk("fail: ret=%d\n", ret);
@@ -1089,7 +1108,7 @@ static void test_comp(char *algo, struct comp_testvec *ctemplate,
}
hexdump(result, dlen);
printk("%s (ratio %d:%d)\n",
- memcmp(result, tv[i].output, dlen) ? "fail" : "pass",
+ memcmp(result, ctemplate[i].output, dlen) ? "fail" : "pass",
ilen, dlen);
}
@@ -1103,17 +1122,14 @@ static void test_comp(char *algo, struct comp_testvec *ctemplate,
goto out;
}
- memcpy(tvmem, dtemplate, tsize);
- tv = (void *)tvmem;
-
for (i = 0; i < dtcount; i++) {
int ilen, ret, dlen = COMP_BUF_SIZE;
printk("test %u:\n", i + 1);
memset(result, 0, sizeof (result));
- ilen = tv[i].inlen;
- ret = crypto_comp_decompress(tfm, tv[i].input,
+ ilen = dtemplate[i].inlen;
+ ret = crypto_comp_decompress(tfm, dtemplate[i].input,
ilen, result, &dlen);
if (ret) {
printk("fail: ret=%d\n", ret);
@@ -1121,7 +1137,7 @@ static void test_comp(char *algo, struct comp_testvec *ctemplate,
}
hexdump(result, dlen);
printk("%s (ratio %d:%d)\n",
- memcmp(result, tv[i].output, dlen) ? "fail" : "pass",
+ memcmp(result, dtemplate[i].output, dlen) ? "fail" : "pass",
ilen, dlen);
}
out: